Thermophysical Properties: Cesium

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Cesium, Cs, Molecular Mass: 132.9, (Tsat = 943 K; Tm = 201.6 K)
T Temp. K pv saturation pressure (105 Pa) hlv latent heat (kJ/kg) ρ liquid density (103 kg/m³) ρv vapor density (10-3 kg/m³) μ liquid viscosity (10-4 N-s/m²) μv vapor viscosity (10-5 N-s/m²) k liquid thermal conductivity (W/m-K) kv vapor thermal conductivity a (W/m-K) σ liquid surface tension (10-3N/m) cp,ℓ liquid specific heat a (kJ/kg-K) cp,v vapor specific heat a (kJ/kg-K)
500 0.0003 544.30 1.723 9.91 3.181 1.460 18.79 61.9 0.232 0.1982
600 0.0056 534.20 1.666 15.50 2.558 1.668 19.02 0.00530 57.1 0.224 0.2344
700 0.0437 523.30 1.609 105.20 2.163 1.893 18.79 0.00631 52.3 0.219 0.2645
800 0.2026 511.60 1.552 433.60 1.890 2.124 18.33 0.00724 47.5 0.217 0.2821
900 0.6580 499.50 1.495 1275.90 1.690 2.336 17.51 0.00807 42.7 0.222 0.2878
1000 1.6800 486.50 1.438 2990.40 1.536 2.567 16.47 0.00878 37.9 0.231 0.2850
1100 3.6000 472.60 1.377 5924.10 1.415 2.782 15.49 0.00942 33.1 0.239 0.2776
1200 6.7700 458.80 1.311 10364.80 1.316 2.995 13.57 0.01000 28.3 0.248 0.2681
1300 11.5100 444.60 1.243 16520.70 1.234 3.198 11.60 0.01060 23.5 0.256 0.2582
1400 18.0200 429.98 1.174 24307.20 1.164 3.398 9.39 0.01110 18.0
1500 26.7200 415.40 1.102 34048.30 1.104 3.589 7.50 0.01150 14.0
Propertya Temp. α0 α1 α2 α3 α4 α5 Error(%)
pv (105Pa) 500– 1500 K -53.928 1.8416-1b -2.7524-4 2.2324-7 -9.3633-11 1.5913-14 0.60
hlv (kJ/kg) 500– 1500 K 6.4024 -2.9921-4 3.7633-7 -4.8691-10 2.3849-13 -4.4136-17 0.02
ρ (10³kg/m³) 500– 1500 K 6.2290-1 2.3515-4 -1.4219-6 1.7272-9 -1.0157-12 2.1514-16 0.04
ρv (10-3kg/m³) 500– 1500 K 80.341 -4.6134-1 1.0114-3 -1.0297-6 5.0263-10 -9.5176-14 12.3
μ (10-4Ns/m²) 500– 1500 K 3.9271 -1.0375-2 1.4165-5 -1.1074-8 4.5511-12 -7.6390-16 0.07
μv(10-5 Ns/m²) 500– 1500 K -2.5093-1 6.4837-4 2.5339-6 -3.4459-9 1.8081-12 -3.5142-16 0.10
k (W/m-K) 500– 1500 K -9.6746-2 1.7377-2 -3.8386-5 4.1234-8 -2.1629-11 4.3126-15 0.41
kv (W/m-K) 600– 1500 K -6.8268 2.1282-3 4.3815-6 -8.7917-9 5.6219-12 -1.2482-15 0.05
σ (10-3 N/m) 500– 1500 K 2.5845 1.0553-2 -2.5491-5 2.7594-8 -1.4440-11 2.8376-15 0.51
cp,ℓ(kJ/kg-K) 500– 1300 K -3.94420 1.6920-2 -4.2949-5 5.0613-8 -2.8084-11 5.9744-15 0.17
cp,v(kJ/kg-K) 500– 1300 K -1.6680 -5.9431-3 2.4441-5 -3.3498-8 1.9721-11 -4.3077-15 0.08

Polynomial Function: ln(Property) = α0 + α1T + α2T2 + α3T3 + α4T4 + α5T5

References

American Society of Heating, Refrigerating and Air Conditioning Engineers, 2001, ASHRAE Handbook of Fundamentals, ASHRAE, New York, NY.

Carey, V.P., 1992, Liquid-Vapor Phase-Change Phenomena, Hemisphere, Washington, D.C.

Faghri, A., and Zhang, Y., 2006, Transport Phenomena in Multiphase Systems, Elsevier, Burlington, MA.

Faghri, Amir , Zhang Yuwen , Howell John, 2010, Advanced Heat and Mass Transfer, Global Digital Press, Columbia, MO

Further Reading

External Links