US7833433B2 — Heat transfer methods using heat transfer composi…

Claim 1

Independent Claim 94 words

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-CF 3 CH═CHCl (transHFCO-1233zd).

Claim 2

Independent Claim 94 words

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-CF 3 CH═CHCl (transHFCO-1233zd).

Claim 3

Dependent Claim 18 words

The method of claim 1 wherein said composition comprises at least about 90% by weight of trifluorochloropropene compounds.

Claim 4

Dependent Claim 17 words

The method of claim 1 wherein said composition consists essentially of trans-CF 3 CH═CHCl (transHFCO-1233zd) and lubricant.

Claim 5

Dependent Claim 17 words

The method of claim 1 wherein said composition comprises at least about 90% by weight of transHFCO-1233zd.

Claim 6

Dependent Claim 11 words

The method of claim 1 wherein said composition further comprises cisHFCO-1233zd.

Claim 7

Dependent Claim 11 words

The method of claim 1 wherein said composition further comprises lubricant.

Claim 8

Dependent Claim 16 words

The method of claim 1 wherein said composition further comprises at least one co-heat transfer agent.

Claim 9

Dependent Claim 49 words

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.

Claim 10

Dependent Claim 15 words

The method of claim 1 wherein said composition further comprises CF 3 CBr═CF 2 .

Claim 11

Dependent Claim 15 words

The method of claim 1 wherein said composition further comprises at least one tetrafluoropropene (HFO-1234).

Claim 12

Dependent Claim 13 words

The method of claim 1 wherein said composition further comprises at least HFO-1234yf.

Claim 13

Dependent Claim 13 words

The method of claim 1 wherein said composition further comprises at least HFO-1234ze.

Claim 14

Dependent Claim 14 words

The method of claim 1 wherein said composition further comprises at least one pentafluoropropene.

Claim 15

Dependent Claim 18 words

The method of claim 1 wherein said composition further comprises at least CF 3 CF═CFH (HFO-1225yez and/or HFO-1225yz).

Claim 16

Dependent Claim 47 words

The method of claim 1 wherein said composition further comprises at least one further compound selected from the group consisting of CF 3 —CH═CF—CH 3 ; CF 3 —CF═CH—CH 3 ; CF 3 —CH 2 —CF═CH 2 ; CF 3 —CH 2 —CH═CFH; and combinations of these.

Claim 17

Dependent Claim 24 words

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.

Claim 18

Independent Claim 230 words

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-CF 3 CH═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.

Claim 19

Independent Claim 230 words

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-CF 3 CH═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.

Claim 20

Dependent Claim 36 words

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.

Claim 21

Dependent Claim 18 words

The method of claim 17 wherein said composition comprises at least about 90% by weight of trifluorochloropropene compounds.

Claim 22

Dependent Claim 17 words

The method of claim 17 wherein said composition comprises at least about 90% by weight of transHFCO-1233zd.

Claim 23

Dependent Claim 10 words

A chiller system using the method of claim 17 .

Claim 24

Dependent Claim 15 words

The method of claim 17 wherein said composition further comprises CF 3 CBr═CF 2 .

Claim 25

Dependent Claim 15 words

The method of claim 17 wherein said composition further comprises at least one tetrafluoropropene (HFO-1234).

Claim 26

Dependent Claim 13 words

The method of claim 17 wherein said composition further comprises at least HFO-1234yf.

Claim 27

Dependent Claim 13 words

The method of claim 17 wherein said composition further comprises at least HFO-1234ze.

Claim 28

Dependent Claim 14 words

The method of claim 17 wherein said composition further comprises at least one pentafluoropropene.

Claim 29

Dependent Claim 18 words

The method of claim 17 wherein said composition further comprises at least CF 3 CF═CFH (HFO-1225yez and/or HFO-1225yz).

Claim 30

Dependent Claim 47 words

The method of claim 17 wherein said composition further comprises at least one further compound selected from the group consisting of CF 3 —CH═CF—CH 3 ; CF 3 —CF═CH—CH 3 ; CF 3 —CH 2 —CF═CH 2 ; CF 3 —CH 2 —CH═CFH; and combinations of these.

Claim 31

Dependent Claim 24 words

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.

Claim 32

Dependent Claim 56 words

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.

Claim 33

Independent Claim 251 words

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-CF 3 CH═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.

Claim 34

Independent Claim 251 words

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-CF 3 CH═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.

Claim 35

Dependent Claim 17 words

The method of claim 31 wherein said composition comprises at least about 90% by weight of transHFCO-1233zd.

Claim 36

Dependent Claim 11 words

The method of claim 31 wherein said composition further comprises cisHFCO-1233zd.

Claim 37

Dependent Claim 15 words

The method of claim 31 wherein said composition further comprises CF 3 CBr═CF 2 .

Claim 38

Dependent Claim 15 words

The method of claim 31 wherein said composition further comprises at least one tetrafluoropropene (HFO-1234).

Claim 39

Dependent Claim 13 words

The method of claim 31 wherein said composition further comprises at least HFO-1234yf.

Claim 40

Dependent Claim 13 words

The method of claim 31 wherein said composition further comprises at least HFO-1234ze.

Claim 41

Dependent Claim 14 words

The method of claim 31 wherein said composition further comprises at least one pentafluoropropene.

Claim 42

Dependent Claim 18 words

The method of claim 31 wherein said composition further comprises at least CF 3 CF═CFH (HFO-1225yez and/or HFO-1225yz).

Claim 43

Dependent Claim 24 words

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.

Claim 44

Dependent Claim 56 words

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.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2013-11-15	2014-05-17	2014-11-16	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2017-11-15	2018-05-17	2018-11-16	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2021-11-15	2022-05-17	2022-11-16	$7700.00	Window Closed / Lapsed

Heat transfer methods using heat transfer compositions containing trifluoromonochloropropene

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