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(April 11 Reward Post) Design of the subcooled section of the high-pressure heater.

2009-03-31View Original

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In the high-pressure heater, steam flows through the shell side, while the water to be heated flows through the tube side. The heat exchanger is designed in three sections: a superheating section, a condensing section, and a subcooling section. The spacing between the baffles in each section is different. In both the superheating section and the subcooling section, a casing is used to enclose the baffles in these sections. I would like to ask the experts: how are the casing, the outer shell, and the pipes at the joints connected to each other? Thank you! It would be best to have a schematic diagram. This post was last edited by vivo1314 on 2009-4-11 at 18:58.]
Reply #22009-04-12
The casing is not connected to the outer shell; it is welded to the nozzle. Please take a look at the demonstration of the high-pressure heater in operation: http://bbs.hcbbs.com/thread-83503-1-32.html. ### Technical specifications for high-pressure heaters per GB 10865-89: http://bbs.hcbbs.com/viewthread.php?tid=141662. Technical specifications for high-pressure heaters per JB/T8190-1999. This post was last edited by zx9527007 on 2009-4-12 at 11:34
Reply #32009-04-16
What was said on the second floor isn’t correct; the cladding of the superheated section is not connected to the outer shell. The cladding of the cold section is connected to the outer shell; if the cladding is not connected to the shell, it must still be connected to the tube sheet. Additionally, GB 10865-89 has been replaced by JB/T8190-1995, and now we are using JB/T8190-1999.
Reply #42012-06-27
Does LZ have any information on high-pressure heaters? I’m learning *, but I don’t have any materials?

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