Working fluid for heat cycle, composition for heat cycle system, and heat cycle system
AssigneeAGC Inc.
InventorMasato FUKUSHIMA
Life of this patent
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Abstract
To provide a working fluid for heat cycle having a low global warming potential, which can replace R410A, a composition for a heat cycle system comprising it, and a heat cycle system employing the composition. A working fluid for heat cycle, which comprises trifluoroethylene and 2,3,3,3-tetrafluoropropene, wherein the total proportion of trifluoroethylene and 2,3,3,3-tetrafluoropropene based on the entire amount of the working fluid is from 70 to 100 mass %, and the proportion of trifluoroethylene based on the total amount of trifluoroethylene and 2,3,3,3-tetrafluoropropene is from 35 to 95 mass %, a composition for a heat cycle system comprising the working fluid for heat cycle, and a heat cycle system employing the composition.
Claims21
1-15. (canceled)
16:
- A working fluid, comprising:
- 30-50 mass % trifluoroethylene based on a total mass of working fluid;
- and
- 50-70 mass % 1,3,3,3-tetrafluoropropene based on a total mass of the working fluid.
17:
- The working fluid of claim 16, wherein the 1,3,3,3-tetrafluoropropene is HFO-1234ze(E).
18:
- A composition for a heat cycle system, comprising:
- the working fluid of claim 16;
- and
- a lubricating oil.
19:
- The composition for a heat cycle system of claim 17, further comprising a stabilizer.
20:
- An air conditioning apparatus, comprising the working fluid of claim 16 as a refrigerant.
21:
- An automobile, comprising an air conditioning apparatus having the working fluid of claim 16 contained therein as a refrigerant.
22:
- The working fluid of claim 16, comprising:
- 30-40 mass % trifluoroethylene based on a total mass of working fluid;
- and
- 60-70 mass % 1,3,3,3-tetrafluoropropene based on a total mass of the working fluid.
23:
- The working fluid of claim 22, wherein the 1,3,3,3-tetrafluoropropene is HFO-1234ze(E).
24:
- A composition for a heat cycle system, comprising:
- the working fluid of claim 22;
- and
- a lubricating oil.
25:
- The composition for a heat cycle system of claim 24, further comprising a stabilizer.
26:
- An conditioning apparatus, comprising the working fluid of claim 22 as a refrigerant.
27:
- An automobile, comprising an air conditioning apparatus having the working fluid of claim 22 contained therein as a refrigerant.
28:
- The working fluid of claim 16, consisting of trifluoroethylene and 1,3,3,3-tetrafluoropropene.
29:
- The working fluid of claim 28, wherein the 1,3,3,3-tetrafluoropropene is HFO-1234ze(E).
30:
- A composition for a heat cycle system, comprising:
- the working fluid of claim 29;
- and
- a lubricating oil.
31:
- The composition for a heat cycle system of claim 30, further comprising a stabilizer.
32:
- An air conditioning apparatus, comprising the working fluid of claim 29 as a refrigerant.
33:
- An automobile, comprising an air conditioning apparatus having the working fluid of claim 29 contained therein as a refrigerant.
34:
- The working fluid of claim 16, further comprising 2,3,3,3-tetrafluoropropene.
35:
- The working fluid of claim 16, wherein the working fluid has a global warning potential (GWP) of less than 6.