Os dados de desempenho em tempo real são essenciais para reduzir a intensidade energética
A operação segura, confiável e eficiente do forno é um desafio. Os objetivos mais importantes incluem otimizar a relação combustível-ar, operar com segurança, reduzir emissões e cumprir as normas ambientais. A Emerson combina controle avançado de processos, instrumentação de primeira classe, sistemas de segurança e software para melhorar e otimizar o desempenho do aquecedor por chama e reduzir as emissões.
Clique para continuar a leitura Os dados de desempenho em tempo real são essenciais para reduzir a intensidade energética
Soluções em ação: Controle de aquecedor por chama para segurança e eficiência
Melhore o controle de combustão
As mudanças na composição do combustível afetam o valor de aquecimento do combustível e a quantidade de ar necessária para combustão eficiente. Isso leva a combustão instável ou insuficiente. Operar com excesso de ar aumenta a margem de segurança, mas também aumenta os custos energéticos e as emissões. Maximizar com segurança a eficiência requer operação com a quantidade ideal de excesso de ar para corresponder ao valor de aquecimento do combustível.
Rosemount™ OCX8800 Transmissor de combustíveis e oxigênio
Meça a eficiência da combustão pelo monitoramento da porcentagem de oxigênio (O2) no gás de combustão.
Por meio de diagnósticos preditivos de dispositivos de campo, é possível manter a sua configuração, calibração e eficiência operacional, garantindo a confiabilidade dos equipamentos de produção.
O Rosemount 6888 Analisador de oxigênio in situ fornece uma medição contínua e precisa de oxigênio de gases de combustão provenientes de qualquer processo de combustão.
Otimize a gestão dos seus ativos com uma solução completa: apenas um software para monitorar condições, integrar o fluxo de trabalho e muitos outros recursos.
Clique para continuar a leitura Melhore o controle de combustão
Proteger a planta e o pessoal
A segurança dos aquecedores por chama é de extrema importância, dado o seu potencial de causar danos ao pessoal e equipamentos. Algumas considerações incluem controle de combustão e pressão, manuseio de combustível e equipamentos de segurança ao redor do aquecedor por chama. A Emerson possui um conjunto completo de soluções de segurança funcional, pessoal e de ativos para aquecedores por chama.
Medição da vazão e SIS na passagem do aquecedor de carga de óleo bruto
Uma medição da vazão precisa e confiável nos aquecedores de queima direta de várias passagens ajuda na proteção contra danos no aquecedor e evita disparos falsos do aquecedor.
Por meio de diagnósticos preditivos de dispositivos de campo, é possível manter a sua configuração, calibração e eficiência operacional, garantindo a confiabilidade dos equipamentos de produção.
Otimize a gestão dos seus ativos com uma solução completa: apenas um software para monitorar condições, integrar o fluxo de trabalho e muitos outros recursos.
Error rendering view The following has evaluated to null or missing:
==> self.product [in template "jar:id:contentproperty:/Themes/emerson/templates/emerson-templates.jar/archive!/META-INF/resources/WEB-INF/templates/emerson/com.coremedia.livecontext.contentbeans/CMProductTeaser.asC089Item.ftl" at line 18, column 20]
----
Tip: It's the step after the last dot that caused this error, not those before it.
----
Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing</#if>. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
----
----
FTL stack trace ("~" means nesting-related):
- Failed at: @cm.include self=firstCTA.target view... [in template "jar:id:contentproperty:/Themes/emerson/templates/emerson-templates.jar/archive!/META-INF/resources/WEB-INF/templates/emerson/com.coremedia.livecontext.contentbeans/CMProductTeaser.asC089Item.ftl" at line 16, column 7]
----
com.coremedia.objectserver.view.ViewException: Error rendering view
at com.coremedia.objectserver.view.ViewUtils.rethrow(ViewUtils.java:344)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:154)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321)
at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271)
at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244)
at freemarker.core.Environment.visitIteratorBlock(Environment.java:657)
at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeNestedContent(Environment.java:633)
at freemarker.core.BodyInstruction.accept(BodyInstruction.java:60)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:389)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeNestedContent(Environment.java:633)
at freemarker.core.BodyInstruction.accept(BodyInstruction.java:60)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:389)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:389)
at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321)
at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271)
at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244)
at freemarker.core.Environment.visitIteratorBlock(Environment.java:657)
at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeNestedContent(Environment.java:633)
at freemarker.core.BodyInstruction.accept(BodyInstruction.java:60)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:389)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeNestedContent(Environment.java:633)
at freemarker.core.BodyInstruction.accept(BodyInstruction.java:60)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:389)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321)
at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271)
at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244)
at freemarker.core.Environment.visitIteratorBlock(Environment.java:657)
at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321)
at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271)
at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244)
at freemarker.core.Environment.visitIteratorBlock(Environment.java:657)
at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321)
at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271)
at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244)
at freemarker.core.Environment.visitIteratorBlock(Environment.java:657)
at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.DebugViewDecorator$DebugDecorator.decorate(DebugViewDecorator.java:125)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:346)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:135)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:344)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:428)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:184)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:124)
at com.coremedia.objectserver.view.freemarker.impl.CAEFreemarkerFacadeImpl.include(CAEFreemarkerFacadeImpl.java:159)
at jdk.internal.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552)
at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73)
at freemarker.core.MethodCall._eval(MethodCall.java:62)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.visitAndTransform(Environment.java:514)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:42)
at freemarker.core.Environment.visit(Environment.java:383)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:889)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:122)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:113)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:334)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:422)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:336)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:422)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:336)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:422)
at com.coremedia.objectserver.view.ExceptionHandlingViewDecorator$ExceptionDecorator.decorate(ExceptionHandlingViewDecorator.java:113)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingBaseView.render(ViewDecoratorBase.java:334)
at com.coremedia.objectserver.view.ViewDecoratorBase$DecoratingServletAndTextView.render(ViewDecoratorBase.java:422)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:152)
at com.coremedia.objectserver.view.ViewUtils.render(ViewUtils.java:109)
at com.coremedia.objectserver.view.BeanView.renderMergedOutputModel(BeanView.java:63)
at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:316)
at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1401)
at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1145)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1084)
at com.coremedia.objectserver.web.DispatcherServlet.doDispatch(DispatcherServlet.java:69)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:963)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:655)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.livecontext.fragment.FragmentContextProvider.doFilter(FragmentContextProvider.java:71)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.blueprint.cae.filter.PreviewViewFilter.doFilterInternal(PreviewViewFilter.java:48)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.springframework.web.filter.AbstractRequestLoggingFilter.doFilterInternal(AbstractRequestLoggingFilter.java:289)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.blueprint.cae.filter.SiteFilter.doFilter(SiteFilter.java:54)
at com.emerson.globalization.web.filter.VirtualSiteFilter.doFilter(VirtualSiteFilter.java:40)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.livecontext.preview.PreviewMarkerFilter.doFilter(PreviewMarkerFilter.java:35)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.blueprint.livecontext.ecommerce.filter.CommerceConnectionFilter.doFilter(CommerceConnectionFilter.java:44)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.blueprint.cae.filter.SiteFilter.doFilter(SiteFilter.java:54)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:327)
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:122)
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:116)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:126)
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:81)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:109)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:149)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:103)
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:89)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.csrf.CsrfFilter.doFilterInternal(CsrfFilter.java:117)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90)
at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:110)
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:80)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:55)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:211)
at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:183)
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:354)
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:267)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.emerson.blueprint.component.cae.csrf.CsrfLegacyTokenGetterFilter.doFilterInternal(CsrfLegacyTokenGetterFilter.java:19)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:96)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.coremedia.blueprint.cae.filter.RequestRejectedExceptionFilter.doFilter(RequestRejectedExceptionFilter.java:41)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:769)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:360)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:890)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1787)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: freemarker.core.InvalidReferenceException: The following has evaluated to null or missing:
==> self.product [in template "jar:id:contentproperty:/Themes/emerson/templates/emerson-templates.jar/archive!/META-INF/resources/WEB-INF/templates/emerson/com.coremedia.livecontext.contentbeans/CMProductTeaser.asC089Item.ftl" at line 18, column 20]
----
Tip: It's the step after the last dot that caused this error, not those before it.
----
Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing</#if>. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
----
----
FTL stack trace ("~" means nesting-related):
- Failed at: @cm.include self=firstCTA.target view... [in template "jar:id:contentproperty:/Themes/emerson/templates/emerson-templates.jar/archive!/META-INF/resources/WEB-INF/templates/emerson/com.coremedia.livecontext.contentbeans/CMProductTeaser.asC089Item.ftl" at line 16, column 7]
----
at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134)
at freemarker.core.Expression.assertNonNull(Expression.java:249)
at freemarker.core.HashLiteral$SequenceHash.<init>(HashLiteral.java:122)
at freemarker.core.HashLiteral._eval(HashLiteral.java:50)
at freemarker.core.Expression.eval(Expression.java:101)
at freemarker.core.Environment.setMacroContextLocalsFromArguments(Environment.java:1025)
at freemarker.core.Environment.invokeMacroOrFunctionCommonPart(Environment.java:871)
at freemarker.core.Environment.invokeMacro(Environment.java:825)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:84)
at freemarker.core.Environment.visit(Environment.java:347)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.visit(Environment.java:353)
at freemarker.core.Environment.process(Environment.java:326)
at com.coremedia.objectserver.view.freemarker.FreemarkerViewEngine$FreemarkerView.render(FreemarkerViewEngine.java:150)
... 474 more
Medidores de vazão e densidade Coriolis da Micro Motion
Nossos medidores Coriolis oferecem confiabilidade incomparável para medição de vazão mássica, vazão volumétrica e densidade em sua operação química.
Medidor com orifício de condicionamento compacto wireless da Rosemount
O Rosemount 3051SFC Medidor de vazão com placa do orifício de condicionamento compacto wireless é uma solução econômica e de alta qualidade que faz medições precisas de diversas variáveis por meio de uma rede WirelessHART® segura.
Clique para continuar a leitura Proteger a planta e o pessoal
Aumenta a conformidade de emissões
Existem desafios em cumprir os limites das emissões, dado os requisitos regulatórios em constante mudança. Entender as opções de tecnologia para cumprir os regulamentos é uma prioridade. As soluções da Emerson para monitoramento contínuo de emissões podem garantir conformidade e melhorar o desempenho geral e a compreensão de uma operação.
Monitora e relata emissões de óxido de nitrogênio (NOx)
Garante um monitoramento rápido e preciso das emissões de NOx em instalações de combustão industrial.
As válvulas em sua planta são a principal fonte de emissões fugitivas. Cada atualização da válvula que você faz o aproxima de alcançar a conformidade atual e futura de emissão fugitiva.
Por meio de diagnósticos preditivos de dispositivos de campo, é possível manter a sua configuração, calibração e eficiência operacional, garantindo a confiabilidade dos equipamentos de produção.
O Rosemount CT5100 Analisador de gás contínuo da Emerson é o primeiro analisador híbrido baseado em laser desenvolvido para monitoramento de emissões e análise de gás do processo.
Otimize a gestão dos seus ativos com uma solução completa: apenas um software para monitorar condições, integrar o fluxo de trabalho e muitos outros recursos.
Clique para continuar a leitura Aumenta a conformidade de emissões
Perguntas frequentes sobre aquecedores por chama
Como posso controlar melhor meu aquecedor por chama quando estou usando diferentes fontes de combustível?
Na maioria das instalações, combustíveis alternativos são escolhidos porque são mais baratos, e isso geralmente significa variabilidade de qualidade e valor de energia. A maioria dos sistemas de controle de combustão acionados usa um fluxo volumétrico ou pressão para controlar a combustão. Medir o teor de calor do combustível é mais rápido e mais eficiente. Isso pode ser resolvido usando os medidores de vazão mássica Coriolis da Micro Motion da Emerson ou um cromatógrafo de gases Rosemount na fonte de combustível. Parear qualquer medição com controles de vazão precisos, incluindo as válvulas de controle Fisher, permite uma solução otimizada.
Devo monitorar oxigênio no meu gás de chaminé?
Medir o oxigênio residual é fundamental para garantir que haja a quantidade ideal de ar como excesso de ar de combustão, reduz a eficiência e muito pouco torna o processo inseguro.
O que é eficiência térmica em um aquecedor por chama e como ele é melhorado?
Eficiência térmica é a proporção de saída de calor útil para a entrada total de energia de combustível. Ela pode ser aprimorada por vários métodos, como pré-aquecimento do ar da combustão, recuperação de calor de resíduos ou otimização do desempenho do queimador.
Quais são os tipos de aquecedores por chama usados na indústria química?
Na indústria química, vários tipos de aquecedores por chama são comumente usados para aplicações de aquecimento. Fornos de pirólise são aquecedores versáteis usados em aplicações de rachaduras, como a produção de etileno. Os fornos reformados são empregados em processos de reforma catalítica como os encontrados na produção de hidrogênio por meio da reforma do metano a vapor (SMR). As caldeiras de vapor produzem vapor de alta pressão para geração de energia e troca de calor. Os aquecedores de fluidos térmicos usam um fluido de transferência de calor para controle preciso de temperatura. Os incineradores são usados para eliminação de resíduos, enquanto aquecedores regenerativos se recuperam e reutilizam o calor. Aquecedores acionados diretos expõem diretamente o fluido do processo à chama. A escolha do aquecedor depende dos requisitos do processo, disponibilidade de combustível e considerações ambientais.
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