초록

Disclosed are methods of transferring heat to or from a fluid or body comprising causing heat to be transferred to or from a composition comprising at least one trifluoro, monochloropropene.

대표청구항 ▼

What is claimed is: 1. A method of transferring heat to or from a fluid or body in a centrifugal compressor chiller system including a centrifugal compressor, an evaporator and a condenser comprising causing heat to be transferred to or from a composition in said evaporator wherein said evaporator

What is claimed is: 1. A method of transferring heat to or from a fluid or body in a centrifugal compressor chiller system including a centrifugal compressor, an evaporator and a condenser comprising causing heat to be transferred to or from a composition in said evaporator wherein said evaporator is operated in a temperature range of from about 35° F. to about 50° F. and in said condenser wherein said condenser is operated in a temperature range of from about 80° F. to about 120° F., said composition comprising at least 70% by weight of trans-CF3CH═CHCl (transHFCO-1233zd). 2. The method of claim 1 wherein said composition comprises at least about 90% by weight of trifluorochloropropene compounds. 3. The method of claim 1 wherein said composition consists essentially of trans-CF3CH═CHCl (transHFCO-1233zd) and lubricant. 4. The method of claim 1 wherein said composition comprises at least about 90% by weight of transHFCO-1233zd. 5. The method of claim 1 wherein said composition further comprises cisHFCO-1233zd. 6. The method of claim 1 wherein said composition further comprises lubricant. 7. The method of claim 1 wherein said composition further comprises at least one co-heat transfer agent. 8. The method of claim 7 wherein said co-heat transfer agent is selected from the group consisting of: trichlorofluoromethane (CFC-11); dichlorodifluoromethane (CFC-12); difluoromethane (HFC-32); pentafluoroethane (HFC-125); 1,1,2,2-tetrafluoroethane (HFC-134); 1,1,1,2-tetrafluoroethane (HFC-134a); difluoroethane (HFC-152a); 1,1,1,2,3,3,3-heptafluoropropane (HFC-227ea); 1,1,1,3,3,3-hexafluoropropane (HFC-236fa); 1,1,1,3,3-pentafluoropropane (HFC-245fa); 1,1,1,3,3-pentafluorobutane (HFC-365mfc); water; CO2 and combinations of two or more of these. 9. The method of claim 1 wherein said composition further comprises CF3CBr═CF2. 10. The method of claim 1 wherein said composition further comprises at least one tetrafluoropropene (HFO-1234). 11. The method of claim 1 wherein said composition further comprises at least HFO-1234yf. 12. The method of claim 1 wherein said composition further comprises at least HFO-1234ze. 13. The method of claim 1 wherein said composition further comprises at least one pentafluoropropene. 14. The method of claim 1 wherein said composition further comprises at least CF3CF═CFH (HFO-1225yez and/or HFO-1225yz). 15. The method of claim 1 wherein said composition further comprises at least one further compound selected from the group consisting of CF3—CH═CF—CH3; CF3—CF═CH—CH3; CF3—CH2—CF═CH2; CF3—CH2—CH═CFH; and combinations of these. 16. The method of claim 1 wherein said composition further comprises at least one further compound selected from the group consisting of tetra- and penta-fluorobutenes. 17. A method of cooling a body by transferring heat from the body to a heat transfer fluid in a centrifugal compressor chiller system including a centrifugal compressor, an evaporator and a condenser, the method comprising; (a) providing a heat transfer fluid comprising at least 70% by weight of trans-CF3CH═CHCl (transHFCO-1233zd) in a gas phase at a first pressure and at a first temperature; (b) removing heat from said fluid provided at said first temperature by condensing at least a portion of said heat transfer fluid in said condenser operated in a temperature range of from about 80° F. to about 120° F. to produce at least a portion of said heat transfer fluid in a liquid phase at about said first pressure; (c) reducing the pressure of at least a portion of said liquid heat transfer fluid from step (b) to produce a heat transfer fluid at a second temperature substantially below said first temperature and a second pressure substantially below said first pressure; (d) cooling the body by bringing said body into heat transfer contact with said heat transfer fluid at about said second temperature produced in step (c); and (e) providing at least a portion of said fluid at said first pressure in said step (a) by compressing said heat transfer fluid provided in step (d) from about said second pressure to about said first pressure. 18. The method of claim 17 wherein said heat transfer contact of step (d) comprises evaporating said heat transfer fluid using said evaporator operated in a temperature range of from about 35° F. to about 50° F. 19. The method of claim 17 wherein said composition comprises at least about 90% by weight of trifluorochloropropene compounds. 20. The method of claim 17 wherein said composition comprises at least about 90% by weight of transHFCO-1233zd. 21. A chiller system using the method of claim 17. 22. The method of claim 17 wherein said composition further comprises CF3CBr═CF2. 23. The method of claim 17 wherein said composition further comprises at least one tetrafluoropropene (HFO-1234). 24. The method of claim 17 wherein said composition further comprises at least HFO-1234yf. 25. The method of claim 17 wherein said composition further comprises at least HFO-1234ze. 26. The method of claim 17 wherein said composition further comprises at least one pentafluoropropene. 27. The method of claim 17 wherein said composition further comprises at least CF3CF═CFH (HFO-1225yez and/or HFO-1225yz). 28. The method of claim 17 wherein said composition further comprises at least one further compound selected from the group consisting of CF3—CH═CF—CH3; CF3—CF═CH—CH3; CF3—CH2—CF═CH2; CF3—CH2—CH═CFH; and combinations of these. 29. The method of claim 17 wherein said composition further comprises at least one further compound selected from the group consisting of tetra- and penta-fluorobutenes. 30. The method of claim 17 further comprising at least one co-heat transfer agent, said co-heat transfer agent being selected from the group consisting of: trichlorofluoromethane (CFC-11); dichlorodifluoromethane (CFC-12); difluoromethane (HFC-32); pentafluoroethane (HFC-125); 1,1,2,2-tetrafluoroethane (HFC-134); 1,1,1,2-tetrafluoroethane (HFC-134a); difluoroethane (HFC-152a); 1,1,1,2,3,3,3-heptafluoropropane (HFC-227ea); 1,1,1,3,3,3-hexafluoropropane (HFC-236fa); 1,1,1,3,3-pentafluoropropane (HFC-245fa); 1,1,1,3,3-pentafluorobutane (HFC-365mfc); water; CO2 and combinations of two or more of these. 31. A method of cooling a body by transferring heat from the body to a heat transfer fluid, the method comprising; (a) providing a heat transfer fluid comprising at least 70% by weight of trans-CF3CH═CHCl (transHFCO-1233zd) and a lubricant; (b) compressing said heat transfer fluid to produce a heat transfer fluid comprising at least a portion of said transHFCO-1233zd at a first pressure and at a first temperature; (c) removing heat from said fluid provided at said first temperature by step (b) by condensing in a temperature range of from about 80° F. to about 120° F. at least a portion of said heat transfer fluid to produce at least a portion of said heat transfer fluid in a liquid phase at about said first pressure; (d) reducing the pressure of at least a portion of said liquid heat transfer fluid from step (c) to produce a heat transfer fluid at a second temperature substantially below said first temperature and a second pressure substantially below said first pressure; (e) cooling the body by evaporating by heat transfer contact with the body in a temperature range of from about 35° F. to about 50° F. at least a portion of said heat transfer fluid produced at said second temperature in step (d); and (f) providing at least a portion of said fluid at said first pressure in said step (a) by compressing said evaporated heat transfer fluid provided in step (e) from about said second pressure to about said first pressure. 32. The method of claim 31 wherein said composition comprises at least about 90% by weight of transHFCO-1233zd. 33. The method of claim 31 wherein said composition further comprises cisHFCO-1233zd. 34. The method of claim 31 wherein said composition further comprises CF3CBr═CF2. 35. The method of claim 31 wherein said composition further comprises at least one tetrafluoropropene (HFO-1234). 36. The method of claim 31 wherein said composition further comprises at least HFO-1234yf. 37. The method of claim 31 wherein said composition further comprises at least HFO-1234ze. 38. The method of claim 31 wherein said composition further comprises at least one pentafluoropropene. 39. The method of claim 31 wherein said composition further comprises at least CF3CF═CFH (HFO-1225yez and/or HFO-1225yz). 40. The method of claim 31 wherein said composition further comprises at least one further compound selected from the group consisting of tetra- and penta-fluorobutenes. 41. The method of claim 31 further comprising at least one co-heat transfer agent, said co-heat transfer agent being selected from the group consisting of: trichlorofluoromethane (CFC-11); dichlorodifluoromethane (CFC-12); difluoromethane (HFC-32); pentafluoroethane (HFC-125); 1,1,2,2-tetrafluoroethane (HFC-134); 1,1,1,2-tetrafluoroethane (HFC-134a); difluoroethane (HFC-152a); 1,1,1,2,3,3,3-heptafluoropropane (HFC-227ea); 1,1,1,3,3,3-hexafluoropropane (HFC-236fa); 1,1,1,3,3-pentafluoropropane (HFC-245fa); 1,1,1,3,3-pentafluorobutane (HFC-365mfc); water; CO2 and combinations of two or more of these.