FIELD: chemistry.
SUBSTANCE: invention relates to composition of refrigerant, consisting in fact of hydrofluorocarbon components, consisting of: HFC 134a 15-45%, HFC 125 20-40%, HFC 32 25-45%, HFC 227ea 2-12%, HFC 152a 2-10% together with optional hydrocarbon component; where quantity is given by weight and in total constitutes 100%. Invention also relates to composition of said refrigerant, which additionally contains lubricating material of compressor, and to two versions of cooling circuit, using said refrigerants.
EFFECT: claimed composition is non-inflammable, energy-effective and low-toxic.
21 cl, 4 tbl, 4 ex
| Title | Year | Author | Number |
|---|---|---|---|
| REFRIGERANT | 2014 |
|
RU2654721C2 |
| COOLING COMPOSITION, COOLING METHOD, COOLING APPARATUS | 2003 |
|
RU2335522C2 |
| REFRIGERATING MEDIUM COMPOSITION | 2005 |
|
RU2280667C1 |
| COMPOSITION OF COOLING AGENT | 1997 |
|
RU2135541C1 |
| COMPOSITIONS CONTAINING FLUOROOLEFINS AND USE THEREOF | 2006 |
|
RU2419646C2 |
| COOLANT OR HEAT CARRIER COMPOSITION, METHOD OF USING SAID COMPOSITION, METHOD OF COOLING OR HEATING, INSTALLATIONS CONTAINING SAID COMPOSITION, METHOD OF DETECTING SAID COMPOSITION IN INSTALLATION, FOAMING AGENT CONTAINING SAID COMPOSITION, METHOD OF OBTAINING FOAM, SPRAYED COMPOSITION, METHOD OF OBTAINING AEROSOL PRODUCTS, METHOD OF SUPPRESSING FLAME OR EXTINCTION, AS WELL AS METHOD OF TREATING AREA WITH INERT GAS IN ORDER TO PREVENT BURNING | 2006 |
|
RU2418027C2 |
| LUBRICATING OIL FOR COMPRESSION-TYPE REFRIGERATING PLANTS AND COOLING APPARATUS | 1997 |
|
RU2199576C2 |
| COMPOSITION CONTAINING REFRIGERANT AND METHOD FOR COOLING, USING SPECIFIED COMPOSITION, METHOD FOR OPERATION OF REFRIGERATION UNIT, AND REFRIGERATION UNIT | 2019 |
|
RU2791930C2 |
| HEAT-TRANSMITTING COMPOSITIONS | 2010 |
|
RU2537599C2 |
| HEAT EXCHANGE COMPOSITIONS | 2011 |
|
RU2580725C2 |
