Butterfly Type Main Stack Damper
The frame shall transfer all dead loads, induced wind shear load and wind moment load as calculated at the proposed location, consequentially the damper shell thickness shall be the same as the thickest stack shell in which it is located. The damper blades shall operate freely with any of the imposed calculated loads transmitted through the damper frame.
The HRSG Stack Closure Damper is provided to slow HRSG component temperature decay rate by limiting convective heat loss through the HRSG and stack following gas turbine shutdowns.
The Main Stack Damper adopts the butterfly type to open type structure, the structure is simple and reliable, compared with the louver type structure, the sealing perimeter is reduced obviously, and the sealing effect is better.
The company has established a perfect quality management system and passed the audit of the iso9000 China Quality Certification Center; the company has been awarded the title of "Advanced Enterprise in Social Responsibility" by the Hangzhou Municipal People's Government; it is a high-tech enterprise in Zhejiang Province; it has more than ten patents for various inventions. Our technical team won the title of "Hangzhou Model Collective" in 2010, and the shield machine project in cooperation with Zhejiang University won the "First Prize of National Science and Technology Progress" in 2012.
Looking forward to the future, Hangguo GM will continue to adhere to the policy of "quality first, customer satisfaction", "promote progress with innovation, promote development with harmony, and pursue excellence with change", and is committed to becoming a company that creates value for users and saves resources for the society. , a factory-type enterprise that improves the environment for human beings!
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