Appendix C

Solutions to end-of-chapter problems

C.1 Chapter 2

P2.1. QH=600 kW; QW=0 kW

P2.2. QH=540 kW; QW=1526 kW

P2.3. C1 (T: Met, Et, Prop; B: But); C2 (T: Met; B: Et, Prop); C3 (T: Et; B Prop)

P2.4. C1 (T: A; B: BCD); C2II (T: BC; B: D); C3 (T: B; B: C)

P2.5. C1(T: A; B: BC); C2 (T: B; B: C)

P2.6. ΔT=10K

P2.7. QH=50 kW; QW=30 kW

P2.8. QH=183 kW; QW=697 kW

P2.9. ΔT=25K

P2.10. C1 (AB, CDEF); C2(A, B); C3(CDE, F); C4 (CD, E); C5(C, D)

P2.11. C1 (AB, CDEF); C2(A, B); C3(CDE, F); C4 (C, DE); C5(D, E)

P2.12. QS=200 kW; QW=1600 kW; Matches: Above Pinch: H1-C1 (1000 kW); Heating C1 200 kW; Below Pinch: H2-C1 (2400 kW); Cooling H2 (1600 kW); H1-C1 (200 kW)

C.2 Chapter 3

P3.1. 160K

P3.2. 190K; Win=2802 kcal/h; Wout=697 kcal/h

P3.3. P1=150 atm; T4=300K; ...

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