# Assign3-1 - Problem Statement: Complete this Table for...

This preview shows pages 1–2. Sign up to view the full content.

Problem Statement: 28 Complete this Table for R-134a Schematic: P (kPa) Phase Description Given values -8.00 ### 30.00 0.015000 ### Sat. vapor 80.00 ### Assumptions/Approximations: Linear interpolation is satisfactory for intermediate values saturated fluid values are appropriate (at the given temperature) for compressed liquid Physical Laws: None needed Properties/Sources: Tables A-11, 12, and 13 Calculations: P (kPa) Phase Description Given values Reasoning *** -8.00 ### 0.000757Compressed liquidTable A-11 2.46 30.00 ### 0.015000 Sat. mix. Table A-11 54.92% 770.640 kPa ### ### 0.110410 Sat. vapor Table A-12 80.00 ### 0.044710 SH vapor Table A-13 *** At -8.00 0.000757 Reasoning/Verification/Discussion: See EES code and answers below P (kPa) Phase Description Given values -8.00 ### 0.000757Compressed liquid EES See chart above for EES state plot on T-s diagram 30.00 ### 0.015000 Sat. mix. EES; x = 54.92% ### ### 0.110407 Sat. vapor EES 80.00 ### 0.044710 SH vapor EES Close agreement T_1=-8.00 T_2=30.00 P_3=180.00 T_4=80.00 P_1=320.000 v_2=.015000 x_3=1 P_4=600.000 v_1=Volume(R134a,T=T_1,P=P_1)P_2=Pressure(R134a,T=T_2,v=v_2) T_sat_3=T_sat(R134a,P=P_3) v_4=Volume(R134a,T=T_4,P=P_4) T ( o C) v (m 3 /kg) T ( o C) v (m 3 /kg) T SAT = o

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 06/20/2009 for the course THERMO n/a taught by Professor N/a during the Spring '09 term at Abraham Baldwin Agricultural College.

### Page1 / 7

Assign3-1 - Problem Statement: Complete this Table for...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online