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Calculate the power req'd. by 2 compressor in an NH3 system that serves a 30 tons evaporator @ -30°C. The system uses a direct contact cascade condenser, & the condenser temperature is 40°C. 7 НР Cond. HP Comp. 5. HP LOOP wc2 8. Direct contact H-X 3. LP LOOP wc1 4. Evap. LP Comp. 30 tons COND. H-X 40°C EVAP. 4 1-30°C P1 = P4 = 119.90 kPa P7 = P6 = 1,5567 kPa P2 = P5 = P8 =P3 = 432.07 kPa %3D h1 = 1422.86 kJ/kg h5 = 1462.00 kJ/kg %3D h3 = 201.00 kJ/kg h7 = 390.587 kJ/kg h2 = 1575 kJ/kg h6 = 1630 kJ/kg

Calculate the power req'd. by 2 compressor in an NH3 system that serves a 30 tons evaporator @ -30°C. The system uses a direct contact cascade condenser, & the condenser temperature is 40°C. 7 НР Cond. HP Comp. 5. HP LOOP wc2 8. Direct contact H-X 3. LP LOOP wc1 4. Evap. LP Comp. 30 tons COND. H-X 40°C EVAP. 4 1-30°C P1 = P4 = 119.90 kPa P7 = P6 = 1,5567 kPa P2 = P5 = P8 =P3 = 432.07 kPa %3D h1 = 1422.86 kJ/kg h5 = 1462.00 kJ/kg %3D h3 = 201.00 kJ/kg h7 = 390.587 kJ/kg h2 = 1575 kJ/kg h6 = 1630 kJ/kg

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Assignment Calculate the power req`d. by 2 compressor in an NH3 system that serves a 30 tons evaporator @ -30°C. The system uses a direct contact cascade condenser, & the condenser temperature is 40°C. 7 НР Cond. HP Comp. 5. HP LOOP wc2 8 Direct contact H-X 3. LP LOOP wc1 Evap. LP Comp. 30 tons COND. 6. H-X 40°C EVAP. 4 i-30°C h P1 = P4 = 119.90 kPa P7 = P6 = 1,5567 kPa P2 = P5 = P8 =P3 = 432.07 kPa h1 = 1422.86 kJ/kg h5 = 1462.00 kJ/kg h3 = 201.00 kJ/kg h7 = 390.587 kJ/kg h2 = 1575 kJ/kg h6 = 1630 kJ/kg
Transcribed Image Text:Assignment Calculate the power req`d. by 2 compressor in an NH3 system that serves a 30 tons evaporator @ -30°C. The system uses a direct contact cascade condenser, & the condenser temperature is 40°C. 7 НР Cond. HP Comp. 5. HP LOOP wc2 8 Direct contact H-X 3. LP LOOP wc1 Evap. LP Comp. 30 tons COND. 6. H-X 40°C EVAP. 4 i-30°C h P1 = P4 = 119.90 kPa P7 = P6 = 1,5567 kPa P2 = P5 = P8 =P3 = 432.07 kPa h1 = 1422.86 kJ/kg h5 = 1462.00 kJ/kg h3 = 201.00 kJ/kg h7 = 390.587 kJ/kg h2 = 1575 kJ/kg h6 = 1630 kJ/kg
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