Copy of lab 1.v2

Copy of lab 1.v2 - 38.86 0.178 2. Condenser Heat...

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Station 1 2 3 1 temp C 21.5 22.6 21.5 1 relative humidity %rh 45.4 42.3 44.8 2 temp C 23.2 23.3 23.3 2 relative humidity %rh 44 49.1 49.5 3 temp C 16.5 15.4 14.8 3 relative humidity %rh 76.5 79.1 80 4 temp C 18.1 18.2 19 4 relative humidity %rh 63.2 61.4 57.9 manometerzero Pressure mm h20 1.8 1.8 1.8 manometerPressure at exit mm h20 9.2 9.3 9.1 water ml 60 69 77 water time 10:25:40 10:47:24 11:00:49 water mass rate 9.6000E-05 1.0665E-04 1.1667E-04 a thermo coupler f 108.5 108.2 109.6 b thermo coupler f 40.5 43.2 42.5 c thermo coupler f 36.9 37.2 37.3 Low Pressure after evaporator kn/m^2 245 240 242 High Pressure after condensor kn/m^2 945 950 950 Flowrate of R-12 grams/s 16.7 17 16.8 jalfaro03@ya m_borja2285 peruano_13@ nelo1111@y
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A 1 2 3 1.8 9.2 1.0644E-04 avg© 42.50 42.33 43.11 C exit condenser 42.65 315.65 4.72 6.22 5.83 C exit evaporator 5.59 278.59 2.72 2.89 2.94 C exit expansion 2.85 275.85 242 use 948 16.83 ahoo.com 5@sbcglobal.net @hotmail.com yahoo.com
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h(kJ/kg) 100.8 222.9 100.8
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1. Reheater Heat Calculation Ztare (mm H20) v3 v4 (m^3/kg) 1.8 0.829 0.836 Zrel (mm H20) m3 m4 (kg/sec) 9.2 0.151 0.150 h3 h4 (kJ/kg) Q(kW) 37.68
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Unformatted text preview: 38.86 0.178 2. Condenser Heat Calculation v2 m2 h2 v3 units m^3/kg kg/sec kJ/kg m^3/kg 0.85 0.149 45.04 0.829 m h(before evap) h(after evap) Q units kg/s kJ/kg kJ/kg kW 1.683E-02 100.78 222.9-2.056 3. Pressure Error Check absolute(measured) absolute(+20%) Pmin 343.6 412.36 T(K) *C T(K) *C Temp 275.22 2.22 281 8.00 4. Steam Mass Flow w(in) w(out) v m(kg/s) 0.01 0.01 0.85 0.149 5. Condense Rate w(in) w(out) v2(kg/s) v3(kg/s) 0.01 0.01 0.85 0.83 Condensate m3 h3 m(con) h Qair kg/sec kJ/kg kg/sec kJ/kg kW 0.151 37.68 1.064E-04 63-1.096 Air Data *C 2.94 Msteam 1.855E-04 m2(kg/s) m3(kg/s) Mcond Mcond,m 0.149 0.151 1.287E-05 1.064E-04 m & ( steam exit inlet m = -& e e i i Q W m h m h- = -& & & & 0.5 0.0504 air z air specific volume = & ( 29 air air out in condensate condensate Q m h h m h =-+ & & & 29 air m &...
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Copy of lab 1.v2 - 38.86 0.178 2. Condenser Heat...

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