{"id":234,"date":"2021-05-20T00:46:15","date_gmt":"2021-05-20T04:46:15","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/thermo1\/back-matter\/appendix-e-critical-properties-of-selected-fluids\/"},"modified":"2022-08-06T01:09:06","modified_gmt":"2022-08-06T05:09:06","slug":"critical-properties","status":"publish","type":"back-matter","link":"https:\/\/pressbooks.bccampus.ca\/thermo1\/back-matter\/critical-properties\/","title":{"raw":"Appendix E: Critical Properties of Selected Fluids","rendered":"Appendix E: Critical Properties of Selected Fluids"},"content":{"raw":"
\r\n

Table E1: Critical Constants of Selected Fluids<\/a><\/h2>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
\r\n

Substance<\/strong><\/p>\r\n

<\/p>\r\n<\/td>\r\n

\r\n

Formula<\/strong><\/p>\r\n

<\/p>\r\n<\/td>\r\n

\r\n

Molecular Mass<\/strong><\/p>\r\n

(g\/mol)<\/strong><\/p>\r\n<\/td>\r\n

\r\n

Temperature<\/strong><\/p>\r\n

(K)<\/strong><\/p>\r\n<\/td>\r\n

\r\n

Pressure<\/strong><\/p>\r\n

(MPa)<\/strong><\/p>\r\n<\/td>\r\n

\r\n

Specific Volume<\/strong><\/p>\r\n

(m<\/strong>3<\/strong><\/sup>\/kg)<\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Water<\/p>\r\n<\/td>\r\n

\r\n

H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

18.015<\/p>\r\n<\/td>\r\n

\r\n

647.1<\/p>\r\n<\/td>\r\n

\r\n

22.06<\/p>\r\n<\/td>\r\n

\r\n

0.003110<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ammonia<\/p>\r\n<\/td>\r\n

\r\n

NH3<\/sub><\/p>\r\n<\/td>\r\n

\r\n

17.031<\/p>\r\n<\/td>\r\n

\r\n

405.4<\/p>\r\n<\/td>\r\n

\r\n

11.34<\/p>\r\n<\/td>\r\n

\r\n

0.004444<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Nitrogen<\/p>\r\n<\/td>\r\n

\r\n

N2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

28.013<\/p>\r\n<\/td>\r\n

\r\n

126.2<\/p>\r\n<\/td>\r\n

\r\n

3.40<\/p>\r\n<\/td>\r\n

\r\n

0.003192<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Hydrogen<\/p>\r\n<\/td>\r\n

\r\n

H2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

2.0160<\/p>\r\n<\/td>\r\n

\r\n

33.1<\/p>\r\n<\/td>\r\n

\r\n

1.30<\/p>\r\n<\/td>\r\n

\r\n

0.031986<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Oxygen<\/p>\r\n<\/td>\r\n

\r\n

O2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

31.999<\/p>\r\n<\/td>\r\n

\r\n

154.6<\/p>\r\n<\/td>\r\n

\r\n

5.04<\/p>\r\n<\/td>\r\n

\r\n

0.002293<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Carbon Dioxide<\/p>\r\n<\/td>\r\n

\r\n

CO2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

44.010<\/p>\r\n<\/td>\r\n

\r\n

304.1<\/p>\r\n<\/td>\r\n

\r\n

7.38<\/p>\r\n<\/td>\r\n

\r\n

0.002139<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Methane<\/p>\r\n<\/td>\r\n

\r\n

CH4<\/sub><\/p>\r\n<\/td>\r\n

\r\n

16.043<\/p>\r\n<\/td>\r\n

\r\n

190.6<\/p>\r\n<\/td>\r\n

\r\n

4.60<\/p>\r\n<\/td>\r\n

\r\n

0.006148<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ethane<\/p>\r\n<\/td>\r\n

\r\n

C2<\/sub>H6<\/sub><\/p>\r\n<\/td>\r\n

\r\n

30.069<\/p>\r\n<\/td>\r\n

\r\n

305.3<\/p>\r\n<\/td>\r\n

\r\n

4.87<\/p>\r\n<\/td>\r\n

\r\n

0.004841<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Propane<\/p>\r\n<\/td>\r\n

\r\n

C3<\/sub>H8<\/sub><\/p>\r\n<\/td>\r\n

\r\n

44.096<\/p>\r\n<\/td>\r\n

\r\n

369.8<\/p>\r\n<\/td>\r\n

\r\n

4.25<\/p>\r\n<\/td>\r\n

\r\n

0.004536<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Refrigerant, R12<\/p>\r\n<\/td>\r\n

\r\n

CCl2<\/sub>F2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

120.914<\/p>\r\n<\/td>\r\n

\r\n

385.1<\/p>\r\n<\/td>\r\n

\r\n

4.14<\/p>\r\n<\/td>\r\n

\r\n

0.001770<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Refrigerant, R22<\/p>\r\n<\/td>\r\n

\r\n

CHClF2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

86.468<\/p>\r\n<\/td>\r\n

\r\n

369.3<\/p>\r\n<\/td>\r\n

\r\n

4.99<\/p>\r\n<\/td>\r\n

\r\n

0.001908<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Refrigerant, R134a<\/p>\r\n<\/td>\r\n

\r\n

CF3<\/sub>CH2<\/sub>F<\/p>\r\n<\/td>\r\n

\r\n

102.03<\/p>\r\n<\/td>\r\n

\r\n

374.2<\/p>\r\n<\/td>\r\n

\r\n

4.06<\/p>\r\n<\/td>\r\n

\r\n

0.001954<\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n

Source: <\/em>Eric W. Lemmon, Mark O. <\/span>McLinden<\/span> and Daniel G. Friend, \"Thermophysical Properties of Fluid Systems\" in\u00a0<\/span>NIST Chemistry <\/strong>WebBook<\/strong>, NIST Standard Reference Database Number 69<\/strong>, Eds. P.J. <\/span>Linstrom<\/span> and W.G. Mallard, National Institute of Standards and Technology, Gaithersburg MD, 20899,\u00a0<\/span>https:\/\/doi.org\/10.18434\/T4D303<\/span><\/a>, (retrieved May 2021).<\/span><\/p>\r\n

<\/p>\r\n\r\n<\/div>","rendered":"

\n

Table E1: Critical Constants of Selected Fluids<\/a><\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

Substance<\/strong><\/p>\n

\n<\/td>\n

\n

Formula<\/strong><\/p>\n

\n<\/td>\n

\n

Molecular Mass<\/strong><\/p>\n

(g\/mol)<\/strong><\/p>\n<\/td>\n

\n

Temperature<\/strong><\/p>\n

(K)<\/strong><\/p>\n<\/td>\n

\n

Pressure<\/strong><\/p>\n

(MPa)<\/strong><\/p>\n<\/td>\n

\n

Specific Volume<\/strong><\/p>\n

(m<\/strong>3<\/strong><\/sup>\/kg)<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Water<\/p>\n<\/td>\n

\n

H2<\/sub>O<\/p>\n<\/td>\n

\n

18.015<\/p>\n<\/td>\n

\n

647.1<\/p>\n<\/td>\n

\n

22.06<\/p>\n<\/td>\n

\n

0.003110<\/p>\n<\/td>\n<\/tr>\n

\n

Ammonia<\/p>\n<\/td>\n

\n

NH3<\/sub><\/p>\n<\/td>\n

\n

17.031<\/p>\n<\/td>\n

\n

405.4<\/p>\n<\/td>\n

\n

11.34<\/p>\n<\/td>\n

\n

0.004444<\/p>\n<\/td>\n<\/tr>\n

\n

Nitrogen<\/p>\n<\/td>\n

\n

N2<\/sub><\/p>\n<\/td>\n

\n

28.013<\/p>\n<\/td>\n

\n

126.2<\/p>\n<\/td>\n

\n

3.40<\/p>\n<\/td>\n

\n

0.003192<\/p>\n<\/td>\n<\/tr>\n

\n

Hydrogen<\/p>\n<\/td>\n

\n

H2<\/sub><\/p>\n<\/td>\n

\n

2.0160<\/p>\n<\/td>\n

\n

33.1<\/p>\n<\/td>\n

\n

1.30<\/p>\n<\/td>\n

\n

0.031986<\/p>\n<\/td>\n<\/tr>\n

\n

Oxygen<\/p>\n<\/td>\n

\n

O2<\/sub><\/p>\n<\/td>\n

\n

31.999<\/p>\n<\/td>\n

\n

154.6<\/p>\n<\/td>\n

\n

5.04<\/p>\n<\/td>\n

\n

0.002293<\/p>\n<\/td>\n<\/tr>\n

\n

Carbon Dioxide<\/p>\n<\/td>\n

\n

CO2<\/sub><\/p>\n<\/td>\n

\n

44.010<\/p>\n<\/td>\n

\n

304.1<\/p>\n<\/td>\n

\n

7.38<\/p>\n<\/td>\n

\n

0.002139<\/p>\n<\/td>\n<\/tr>\n

\n

Methane<\/p>\n<\/td>\n

\n

CH4<\/sub><\/p>\n<\/td>\n

\n

16.043<\/p>\n<\/td>\n

\n

190.6<\/p>\n<\/td>\n

\n

4.60<\/p>\n<\/td>\n

\n

0.006148<\/p>\n<\/td>\n<\/tr>\n

\n

Ethane<\/p>\n<\/td>\n

\n

C2<\/sub>H6<\/sub><\/p>\n<\/td>\n

\n

30.069<\/p>\n<\/td>\n

\n

305.3<\/p>\n<\/td>\n

\n

4.87<\/p>\n<\/td>\n

\n

0.004841<\/p>\n<\/td>\n<\/tr>\n

\n

Propane<\/p>\n<\/td>\n

\n

C3<\/sub>H8<\/sub><\/p>\n<\/td>\n

\n

44.096<\/p>\n<\/td>\n

\n

369.8<\/p>\n<\/td>\n

\n

4.25<\/p>\n<\/td>\n

\n

0.004536<\/p>\n<\/td>\n<\/tr>\n

\n

Refrigerant, R12<\/p>\n<\/td>\n

\n

CCl2<\/sub>F2<\/sub><\/p>\n<\/td>\n

\n

120.914<\/p>\n<\/td>\n

\n

385.1<\/p>\n<\/td>\n

\n

4.14<\/p>\n<\/td>\n

\n

0.001770<\/p>\n<\/td>\n<\/tr>\n

\n

Refrigerant, R22<\/p>\n<\/td>\n

\n

CHClF2<\/sub><\/p>\n<\/td>\n

\n

86.468<\/p>\n<\/td>\n

\n

369.3<\/p>\n<\/td>\n

\n

4.99<\/p>\n<\/td>\n

\n

0.001908<\/p>\n<\/td>\n<\/tr>\n

\n

Refrigerant, R134a<\/p>\n<\/td>\n

\n

CF3<\/sub>CH2<\/sub>F<\/p>\n<\/td>\n

\n

102.03<\/p>\n<\/td>\n

\n

374.2<\/p>\n<\/td>\n

\n

4.06<\/p>\n<\/td>\n

\n

0.001954<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Source: <\/em>Eric W. Lemmon, Mark O. <\/span>McLinden<\/span> and Daniel G. Friend, “Thermophysical Properties of Fluid Systems” in\u00a0<\/span>NIST Chemistry <\/strong>WebBook<\/strong>, NIST Standard Reference Database Number 69<\/strong>, Eds. P.J. <\/span>Linstrom<\/span> and W.G. Mallard, National Institute of Standards and Technology, Gaithersburg MD, 20899,\u00a0<\/span>https:\/\/doi.org\/10.18434\/T4D303<\/span><\/a>, (retrieved May 2021).<\/span><\/p>\n

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