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Calculate the heat exchange area

2017-08-18View Original

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The heat transfer fluid flow rate is 2000 kg/h, the cold water flow rate is 11.1 m3/h, and the temperature drops from 40 degrees to 20 degrees. Calculate the heat exchange area required for the heat exchanger. Could everyone please help calculate it? The heat flow medium is an organic substance.
Reply #22017-08-18
Even with a simple estimation, the issue isn’t that straightforward; if one is just going to learn about it, at least one needs to know what type of heat exchanger it is, and which side the heat transfer medium and cold water flow along What is the water temperature? Viscosity and specific heat of organic substances? Find a book and read it carefully. If a heat exchanger is actually needed, then simply have someone design and manufacture one.
Reply #32017-08-19
Your requirements are too few; no one can figure it out. According to Q=KAΔt, apply the formula by yourself. If doing it manually, first calculate the heat load, then determine the K value, and finally use it in the formula to calculate the heat exchange area. These are all from the principles of chemical engineering.
Reply #42017-08-19
There are too few conditions; you don’t even have the specific heat. What is the medium of the cold flow? The inlet temperature is also missing. Check the manual
Reply #52017-08-19
There are way too few conditions; it doesn’t count
Reply #62017-08-19
Could you tell me what the composition of the heat transfer medium is? What kind of organic substance is it?
Reply #72017-08-20
I just came to see how it’s calculated
Reply #82017-08-20
I just came to see how it’s calculated
Reply #92017-08-20
Could you please tell me how to calculate Q and K?

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