ECH155B Memo 2.xlsx
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(Tài liệu chưa được thẩm định)
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Người gửi: Hoàng Thị Hoa (trang riêng)
Ngày gửi: 09h:16' 05-07-2020
Dung lượng: 32.1 KB
Số lượt tải: 2
Nguồn:
Người gửi: Hoàng Thị Hoa (trang riêng)
Ngày gửi: 09h:16' 05-07-2020
Dung lượng: 32.1 KB
Số lượt tải: 2
Số lượt thích:
0 người
PARALLEL COUNTERCURRENT
x SS1 SS2 SS5 Coe. (°C) Coe. (K) Error Frac. Error (%) x CT1 (12h03) CT3 (12h20) CT6 (12h22) CT7 (12h23) CT8 (12h24) CT8 (12h26) Coe. (°C) Coe. (K) Error Frac. Error (%) number of tube 21
ST16 (°C) 64.2 64.2 64.2 64.2000 337.3500 0.0000 0.0000 ST16 (°C) 64.2 64.1 64.0 64.1 64.1 64.0 64.0833 337.2333 0.0753 0.0223 length of tube (m) 0.5
ST1 Hot in 0.000 58.6 58.6 58.7 58.6333 331.7833 0.0577 0.0174 ST1 Hot in 0.000 58.2 58.1 58.1 58.1 58.1 58.1 58.1167 331.2667 0.0408 0.0123 "ther. Conductivity
copper (W/m*K)" 401
ST2 Hot out 0.500 47.5 47.6 47.7 47.6000 320.7500 0.1000 0.0312 ST2 Hot out 0.500 46.3 46.3 46.4 46.4 46.4 46.4 46.3667 319.5167 0.0516 0.0162 outer dia. (m) hot 0.01
ST3 Cold in 0.000 31.0 31.1 31.1 31.0667 304.2167 0.0577 0.0190 ST3 Cold out 0.000 41.4 41.4 41.4 41.5 41.5 41.5 41.4500 314.6000 0.0548 0.0174 inter dia. (m) hot 0.008
ST4 Cold 0.125 35.9 35.8 35.8 35.8333 308.9833 0.0577 0.0187 ST4 Cold 0.125 37.8 37.8 37.8 37.8 37.8 37.9 37.8167 310.9667 0.0408 0.0131 thickness (m) hot 0.001
ST5 Cold 0.250 38.2 38.2 38.3 38.2333 311.3833 0.0577 0.0185 ST5 Cold 0.250 37.0 37.0 37.0 37.0 37.1 37.1 37.0333 310.1833 0.0516 0.0166 Ah (m2) 0.0126
ST6 Cold 0.375 39.4 39.5 39.5 39.4667 312.6167 0.0577 0.0185 ST6 Cold 0.375 34.9 34.9 34.9 34.9 35.0 35.0 34.9333 308.0833 0.0516 0.0168 Ac (m2) 0.0157
ST7 Cold out 0.500 40.0 40.0 40.0 40.0000 313.1500 0.0000 0.0000 ST7 Cold in 0.500 31.0 31.1 31.1 31.1 31.1 31.2 31.1000 304.2500 0.0632 0.0208 outer dia. (m) cold 0.16
SC1 (l/min) 2.6 2.6 2.6 2.6000 0.0577 2.2206 SC1 (l/min) 2.6 2.6 2.6 2.6 2.6 2.6 2.6000 0.0408 1.5702 inter dia. (m) cold 0.148
SC2 (l/min) 2.9 2.9 2.9 2.9000 0.0577 1.9909 SC2 (l/min) 2.9 2.9 2.9 2.9 2.9 2.9 2.9000 0.0408 1.4078 thickness (m) cold 0.006
Temp. (°C) Temp. (°K) Specific Vol. (E+3 m3/kg) Heat Cp (kJ/kg.K) Visco. (E+6 Ns/m2) Prandtl Number Thermal conductivity (W/m.K) PART I
Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error Specific Vol. (E+3 m3/kg) Heat Cp (kJ/kg.K) Visco. (E+6 Ns/m2) Mass flow rate (kg/sec) Heat Q (J/s=W) Efficiency (%)
340.0000 1.021 4.188 420.000 2.660 0.660 Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error Frac. Error (%) Coe. Error
ST16 (°C) 64.2000 337.3500 0.0000 1.019 4.187 437.490 hot para 1.017 4.185 476.160 4.26E-02 9.46E-04 1967.87 48.31 2.45 90.93 0.03
ST16 (°C) 64.0833 337.2333 0.0753 1.019 4.187 438.260 cold para 1.008 4.179 654.680 4.79E-02 9.54E-04 1789.46 37.46 2.09
335.0000 1.018 4.186 453.000 2.880 0.656 hot CC 1.017 4.185 479.880 4.26E-02 6.69E-04 2096.01 34.94 1.67 98.86 0.02
ST1 58.6333 331.7833 0.0577 1.017 4.185 476.160 cold CC 1.009 4.179 636.120 4.79E-02 6.74E-04 2072.19 32.61 1.57
ST1 58.1167 331.2667 0.0408 1.017 4.185 479.880
330.0000 1.016 4.184 489.000 3.150 0.650 ∆T1 (K) ∆T2 (K) ∆Tlmtd (K) Heat transfer coe. Ut (W/m2*K)
325.0000 1.013 4.182 528.000 3.420 0.645 Coe. Error Coe. Error Coe. Error Frac. Error (%) Coe. Error Frac. Error (%)
ST2 47.6000 320.7500 0.1000 1.011 4.180 569.650 hot para 27.567 0.082 7.600 0.100 15.497 0.085 0.550 427.740 10.761 2.516
320.0000 1.011 4.180 577.000 3.770 0.640 cold para
ST2 46.3667 319.5167 0.0516 1.011 4.180 582.220 hot CC 16.667 0.068 15.267 0.082 15.956 0.054 0.336 442.463 7.524 1.701
315.0000 1.009 4.179 631.000 4.160 0.634 cold CC
300.0000 1.003 4.179 855.000 5.830 0.613
ST3 31.0667 304.2167 0.0577 1.005 4.178 782.473 Heat capacity rate (W/K) q max (W) "Total area, A (m2)" NTU (-) Effectiveness (-)
ST7 31.1000 304.2500 0.0632 1.005 4.178 781.900 Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error
305.0000 1.005 4.178 769.000 5.200 0.620 hot para 178.357 4916.698 0.297 0.712 0.407
ST6 34.9333 308.0833 0.0516 1.007 4.178 695.000 cold para 200.313
ST4 35.8333 308.9833 0.0577 1.007 4.178 710.047 hot CC 178.384 4819.344 0.297 0.736 0.415
310.0000 1.007 4.178 695.000 4.620 0.628 cold CC 200.211
ST5 37.0333 310.1833 0.0516 1.007 4.178 692.653
ST4 37.8167 310.9667 0.0408 1.007 4.178 682.627 PART II
ST5 38.2333 311.3833 0.0577 1.008 4.178 677.293 AVERAGE TEMP. (K) "µ, viscosity" Prandtl Number Ther.conductivity (W/m.K) µs (surface)
ST6 39.4667 312.6167 0.0577 1.008 4.179 661.507 Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error
ST7 40.0000 313.1500 0.0000 1.008 4.179 654.680 hot para 326.267 0.115 518.120 3.352 0.646 569.650
x SS1 SS2 SS5 Coe. (°C) Coe. (K) Error Frac. Error (%) x CT1 (12h03) CT3 (12h20) CT6 (12h22) CT7 (12h23) CT8 (12h24) CT8 (12h26) Coe. (°C) Coe. (K) Error Frac. Error (%) number of tube 21
ST16 (°C) 64.2 64.2 64.2 64.2000 337.3500 0.0000 0.0000 ST16 (°C) 64.2 64.1 64.0 64.1 64.1 64.0 64.0833 337.2333 0.0753 0.0223 length of tube (m) 0.5
ST1 Hot in 0.000 58.6 58.6 58.7 58.6333 331.7833 0.0577 0.0174 ST1 Hot in 0.000 58.2 58.1 58.1 58.1 58.1 58.1 58.1167 331.2667 0.0408 0.0123 "ther. Conductivity
copper (W/m*K)" 401
ST2 Hot out 0.500 47.5 47.6 47.7 47.6000 320.7500 0.1000 0.0312 ST2 Hot out 0.500 46.3 46.3 46.4 46.4 46.4 46.4 46.3667 319.5167 0.0516 0.0162 outer dia. (m) hot 0.01
ST3 Cold in 0.000 31.0 31.1 31.1 31.0667 304.2167 0.0577 0.0190 ST3 Cold out 0.000 41.4 41.4 41.4 41.5 41.5 41.5 41.4500 314.6000 0.0548 0.0174 inter dia. (m) hot 0.008
ST4 Cold 0.125 35.9 35.8 35.8 35.8333 308.9833 0.0577 0.0187 ST4 Cold 0.125 37.8 37.8 37.8 37.8 37.8 37.9 37.8167 310.9667 0.0408 0.0131 thickness (m) hot 0.001
ST5 Cold 0.250 38.2 38.2 38.3 38.2333 311.3833 0.0577 0.0185 ST5 Cold 0.250 37.0 37.0 37.0 37.0 37.1 37.1 37.0333 310.1833 0.0516 0.0166 Ah (m2) 0.0126
ST6 Cold 0.375 39.4 39.5 39.5 39.4667 312.6167 0.0577 0.0185 ST6 Cold 0.375 34.9 34.9 34.9 34.9 35.0 35.0 34.9333 308.0833 0.0516 0.0168 Ac (m2) 0.0157
ST7 Cold out 0.500 40.0 40.0 40.0 40.0000 313.1500 0.0000 0.0000 ST7 Cold in 0.500 31.0 31.1 31.1 31.1 31.1 31.2 31.1000 304.2500 0.0632 0.0208 outer dia. (m) cold 0.16
SC1 (l/min) 2.6 2.6 2.6 2.6000 0.0577 2.2206 SC1 (l/min) 2.6 2.6 2.6 2.6 2.6 2.6 2.6000 0.0408 1.5702 inter dia. (m) cold 0.148
SC2 (l/min) 2.9 2.9 2.9 2.9000 0.0577 1.9909 SC2 (l/min) 2.9 2.9 2.9 2.9 2.9 2.9 2.9000 0.0408 1.4078 thickness (m) cold 0.006
Temp. (°C) Temp. (°K) Specific Vol. (E+3 m3/kg) Heat Cp (kJ/kg.K) Visco. (E+6 Ns/m2) Prandtl Number Thermal conductivity (W/m.K) PART I
Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error Specific Vol. (E+3 m3/kg) Heat Cp (kJ/kg.K) Visco. (E+6 Ns/m2) Mass flow rate (kg/sec) Heat Q (J/s=W) Efficiency (%)
340.0000 1.021 4.188 420.000 2.660 0.660 Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error Frac. Error (%) Coe. Error
ST16 (°C) 64.2000 337.3500 0.0000 1.019 4.187 437.490 hot para 1.017 4.185 476.160 4.26E-02 9.46E-04 1967.87 48.31 2.45 90.93 0.03
ST16 (°C) 64.0833 337.2333 0.0753 1.019 4.187 438.260 cold para 1.008 4.179 654.680 4.79E-02 9.54E-04 1789.46 37.46 2.09
335.0000 1.018 4.186 453.000 2.880 0.656 hot CC 1.017 4.185 479.880 4.26E-02 6.69E-04 2096.01 34.94 1.67 98.86 0.02
ST1 58.6333 331.7833 0.0577 1.017 4.185 476.160 cold CC 1.009 4.179 636.120 4.79E-02 6.74E-04 2072.19 32.61 1.57
ST1 58.1167 331.2667 0.0408 1.017 4.185 479.880
330.0000 1.016 4.184 489.000 3.150 0.650 ∆T1 (K) ∆T2 (K) ∆Tlmtd (K) Heat transfer coe. Ut (W/m2*K)
325.0000 1.013 4.182 528.000 3.420 0.645 Coe. Error Coe. Error Coe. Error Frac. Error (%) Coe. Error Frac. Error (%)
ST2 47.6000 320.7500 0.1000 1.011 4.180 569.650 hot para 27.567 0.082 7.600 0.100 15.497 0.085 0.550 427.740 10.761 2.516
320.0000 1.011 4.180 577.000 3.770 0.640 cold para
ST2 46.3667 319.5167 0.0516 1.011 4.180 582.220 hot CC 16.667 0.068 15.267 0.082 15.956 0.054 0.336 442.463 7.524 1.701
315.0000 1.009 4.179 631.000 4.160 0.634 cold CC
300.0000 1.003 4.179 855.000 5.830 0.613
ST3 31.0667 304.2167 0.0577 1.005 4.178 782.473 Heat capacity rate (W/K) q max (W) "Total area, A (m2)" NTU (-) Effectiveness (-)
ST7 31.1000 304.2500 0.0632 1.005 4.178 781.900 Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error
305.0000 1.005 4.178 769.000 5.200 0.620 hot para 178.357 4916.698 0.297 0.712 0.407
ST6 34.9333 308.0833 0.0516 1.007 4.178 695.000 cold para 200.313
ST4 35.8333 308.9833 0.0577 1.007 4.178 710.047 hot CC 178.384 4819.344 0.297 0.736 0.415
310.0000 1.007 4.178 695.000 4.620 0.628 cold CC 200.211
ST5 37.0333 310.1833 0.0516 1.007 4.178 692.653
ST4 37.8167 310.9667 0.0408 1.007 4.178 682.627 PART II
ST5 38.2333 311.3833 0.0577 1.008 4.178 677.293 AVERAGE TEMP. (K) "µ, viscosity" Prandtl Number Ther.conductivity (W/m.K) µs (surface)
ST6 39.4667 312.6167 0.0577 1.008 4.179 661.507 Coe. Error Coe. Error Coe. Error Coe. Error Coe. Error
ST7 40.0000 313.1500 0.0000 1.008 4.179 654.680 hot para 326.267 0.115 518.120 3.352 0.646 569.650