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On heat exchanger selection and technical guidance

2023-02-17View Original

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Due to renovation needs, our company plans to purchase a finned heat exchanger to cool exhaust gas amounting to approximately 2000 m3, at 100°C and containing a small amount of ammonia, carbon dioxide, and water, down to below 30°C in order to condense and remove the water content from it. We would appreciate your advice on any points that need attention; you may also recommend some manufacturers for further consideration
Reply #22023-02-20
1. Selection based on the type and application of the heat exchanger: Heat exchangers are mainly divided into plate-type heat exchangers, tube-type heat exchangers, plate-and-frame heat exchangers, etc. 2. Selection based on operating conditions and environment: Determine the model and materials of the heat exchanger according to its application area, operating environment, and conditions. 3. Select the flow rate and temperature range of the heat exchanger: The flow rate and temperature range of the heat exchanger must be determined based on the operating conditions, the amount of heat to be transferred, and the temperature difference. 4. Select the material and manufacturing process for the heat exchanger: The material and manufacturing process of the heat exchanger must be determined based on the properties and conditions of the two fluids used in it. 5. Calculate the heat transfer coefficient of the heat exchanger: Based on the actual flow rate and temperature parameters, determine the heat transfer coefficient of the heat exchanger to verify whether it meets the required specifications. 6. Relevant technical guidance: (1) Installation and maintenance: When installing the heat exchanger, care must be taken to avoid damaging it; meanwhile, regular maintenance is necessary to extend its service life. (2) Reliability analysis: Various failures may occur in heat exchangers during use, and reliability analysis is necessary to prevent sudden accidents and control their consequences promptly.
Reply #32023-02-21
There should be many manufacturers of heat exchanger equipment on the forum; you can look there.
Reply #42023-02-22
For media like yours, why choose a finned heat exchanger?
Reply #52023-02-23
You can contact me; I’ll help you with the design. Wuxi Yinma Heat Exchanger Equipment Manufacturing Technology Co., Ltd. 13921272663 – the same number on WeChat as well
Reply #62023-02-24
Thank you for your advice. For the heat exchange equipment used to cool air, what type do you recommend? Mainly because it has better heat transfer
Reply #72023-02-24
During the cooling process, a small amount of ammonium bicarbonate is formed, which can clog the heat exchanger.
Reply #82023-02-25
We sell used chemical equipment all year round; you may consider purchasing used heat exchangers that are in relatively good condition. In stock at competitive prices, Shandong Suhua: 15092727000

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