Methanol One question per day Basic chemical engineering knowledge Heat exchangers 2016.01.28
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Methanol: One question per day – Basic chemical engineering knowledge, heat exchangers. January 28, 2016. Reply to see the answers! Welcome to participate actively! 1. Heat exchangers are classified according to the method of heat transfer into ( ). (A) Surface-type heat exchangers, direct-contact heat exchangers (B) Surface-type heat exchangers, regenerative heat exchangers, direct-contact heat exchangers (C) Direct-contact heat exchangers, indirect-contact heat exchangers (D) Shell-and-tube heat exchangers, direct-contact heat exchangers, indirect-contact heat exchangers. 2. Depending on the type of compensation device used, the heat exchanger that relies on a compensation ring for compensation is of the ( ) type. (A) Fixed tube sheet (B) Floating head (C) U-tube (D) Coiled tube 3. In the basic equation for heat transfer, “Q” represents ( ). (A) Total heat energy (B) Heat transfer rate (C) Total heat transfer coefficient (D) Specific heat B A B
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1. Heat exchangers are classified according to the method of heat transfer into (B). (A) Surface-type heat exchangers, direct-contact heat exchangers (B) Surface-type heat exchangers, regenerative heat exchangers, direct-contact heat exchangers (C) Direct-contact heat exchangers, indirect-contact heat exchangers (D) Shell-and-tube heat exchangers, direct-contact heat exchangers, indirect-contact heat exchangers. 2. Depending on the type of compensation device used, the heat exchanger that utilizes a compensation ring for compensation is of type (A). (A) Fixed tube sheet (B) Floating head (C) U-tube (D) Coiled tube 3. In the basic heat transfer equation, “Q” represents (B). (A) Total heat energy (B) Heat transfer rate (C) Total heat transfer coefficient (D) Specific heat
1. Heat exchangers are classified according to the method of heat transfer into ( ). (B) Surface-type heat exchangers, regenerative heat exchangers, direct-contact heat exchangers. 2. Depending on the type of compensation device used, the heat exchanger that relies on a compensation ring for compensation is of the ( ) type. (A) Fixed tube sheet 3: In the basic heat transfer equation, “Q” represents ( ). (A) Total calories
1. Heat exchangers are classified according to the method of heat transfer into (B). (A) Surface-type heat exchangers, direct-contact heat exchangers (B) Surface-type heat exchangers, regenerative heat exchangers, direct-contact heat exchangers (C) Direct-contact heat exchangers, indirect-contact heat exchangers (D) Shell-and-tube heat exchangers, direct-contact heat exchangers, indirect-contact heat exchangers 2. Depending on the type of compensation device used, the heat exchanger that relies on a compensation ring for compensation is of type (A). (A) Fixed tube sheet (B) Floating head (C) U-tube (D) Coiled tube 3. In the basic equation for heat transfer, “Q” represents (B). (A) Total heat energy (B) Heat transfer rate (C) Total heat transfer coefficient (D) Specific heat