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Seeking calculation schemes for heat exchangers

2017-11-01View Original

Thread Content

Hello, respected colleagues. I have a heat exchanger that needs to be designed and manufactured; my contact number is 494767215! ! Operating condition: Heat exchanger type: Shell and tube ; Tilt angle: 5-7° ; The shell head is made of 16MNDR ; The heat exchange tubes and tube sheets are made of 304 stainless steel ; Hot side: Medium gas CO2 ; Temperature 30℃ ; Flow rate: 1200kg/h ; Gauge pressure 16.5 bar ; Exported CO2 liquid (EDR software-simulated critical temperature: -23.68°C) ; Cold test: R507 Freon: Return gas gauge pressure: 1 bar ; Flow rate (the flow rate for the two devices can be maintained at 2000–3000 kg/h) ; The R507 liquid enters the equipment after being depressurized by an expansion valve; the gauge pressure before the expansion valve is 14 bar, while the gauge pressure after it is 1 bar. This functions like a flash tank, and ASPEN can be used to calculate the vapor-liquid ratio of R507D as it enters the condenser after passing through the valve ; The reference diameter of the heat exchanger is around 600 mm ; The reference length is around 3.5 meters ;
Reply #22017-11-01
Do you need heat transfer selection calculations, or structural strength calculations? Or both?
Reply #32017-11-01
The entire heat exchanger calculation should include both, right? I need a design document and design drawings
Reply #42017-11-01
The entire heat exchanger calculation should include both, right? I need a design document and design drawings
Reply #52017-11-01
The entire heat exchanger calculation should include both, right? I need a design document and design drawings
Reply #62017-11-01
The entire heat exchanger calculation should include both, right? I need a design document and design drawings
Reply #72017-11-01
The entire heat exchanger calculation should include both, right? I need a design document and design drawings
Reply #82017-11-01
The entire heat exchanger calculation should include both, right? I need a design document and design drawings
Reply #92017-11-01
If put that way, it consists of two parts: heat transfer selection and strength calculation. Do you just need the drawings? Or do we need to find someone to design it and manufacture it at the same time? Our company is involved in heat transfer selection, structural design, as well as equipment manufacturing.
Reply #102017-11-02
Could you please share your contact information?
Reply #112017-11-02
You can call 82864488. If it’s just the drawings that are needed, that will be difficult; we mainly offer full-service design and manufacturing. If it’s just design work, it might be fine for large volumes; you can consult the sales department by phone for details

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