WO2020096347A1 - Réfrigérant respectueux de l'environnement non inflammable - Google Patents

Réfrigérant respectueux de l'environnement non inflammable Download PDF

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Publication number
WO2020096347A1
WO2020096347A1 PCT/KR2019/014974 KR2019014974W WO2020096347A1 WO 2020096347 A1 WO2020096347 A1 WO 2020096347A1 KR 2019014974 W KR2019014974 W KR 2019014974W WO 2020096347 A1 WO2020096347 A1 WO 2020096347A1
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WO
WIPO (PCT)
Prior art keywords
composition
refrigerant
volume
flammable
good good
Prior art date
Application number
PCT/KR2019/014974
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English (en)
Korean (ko)
Inventor
오석재
오경화
Original Assignee
오석재
(주)레미
이선
오경화
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 오석재, (주)레미, 이선, 오경화 filed Critical 오석재
Publication of WO2020096347A1 publication Critical patent/WO2020096347A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/042—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising compounds containing carbon and hydrogen only
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds

Definitions

  • HC Hydrocarbon
  • R-600a Isobutane
  • R-290 Propane
  • Patent Document 1 Domestic Registered Patent Publication No. 1009764490000 (2010.08.11)
  • Patent Document 2 2. Domestic Registered Patent Publication No. 1009764480000 (2010.08.11)
  • Patent Document 4 4. Domestic Registered Patent Publication No. 1009692570000 (2010.07.02)
  • the present invention is an improved refrigerant composition of Patent Registration No. 1009764480000 (2010.08.11) filed by the present inventor, and is used in automobile air conditioners, household refrigerators, water purifiers, commercial refrigerators, etc. Because it is flexible, it can be safely used by users, and it is a mixed refrigerant, but it has been modified with existing refrigerant cycles such as CFC-12, HFC-134a, HFO-1234yf, etc., which minimize the temperature grade using additives.
  • the present invention can be used to replace conventional CFC-based, HCFC-based, HFC-based, HFO-based refrigerants without any technical design changes to common automotive air conditioners, home refrigerators, freezers, etc., non-combustible, non-explosive safety and compressors, etc. There is no corrosion of metal, it is safe in refrigeration system, and it is effective to use a new refrigerant that has no harmful effect on human body.
  • Non-flammable eco-friendly refrigerants were prepared by mixing 78L of trifluoroiodinemethane (CF3I), 22L of propane (R290), and 0.1L of nuclear tetramethyl silicone oil (HMSO).
  • CF3I trifluoroiodinemethane
  • R290 propane
  • HMSO nuclear tetramethyl silicone oil
  • a non-flammable eco-friendly refrigerant was prepared by mixing 79 L of trifluoroiodine methane (CF3I), 21 L of propane (R290), and 0.1 L of nuclear tetramethyl silicone oil (HMSO).
  • CF3I trifluoroiodine methane
  • R290 propane
  • HMSO nuclear tetramethyl silicone oil
  • Non-flammable eco-friendly refrigerants were prepared by mixing 78 l of trifluoroiodine methane (CF3I), 11 l of propane (R290), 11 l of isobutane (R600a), and 0.1 l of nuclear tetramethyl silicone oil (HMSO).
  • CF3I trifluoroiodine methane
  • R290 propane
  • R600a isobutane
  • HMSO nuclear tetramethyl silicone oil
  • a non-flammable eco-friendly refrigerant was prepared by mixing 79 l of trifluoroiodine methane (CF3I), 11 l of propane (R290), 10 l of isobutane (R600a), and 0.1 l of nuclear tetramethyl silicone oil (HMSO).
  • CF3I trifluoroiodine methane
  • R290 propane
  • R600a isobutane
  • HMSO nuclear tetramethyl silicone oil
  • Additive nucleated methyl silicone oil used in the present invention 0.1 ⁇ 0.5l (HMSO) is an amount used to induce the colloidal phenomenon during ultrasonic mixing.
  • Table 2 takes the American Refrigeration and Air Conditioning Association (ASHRAE) LBP conditions These are experimental values that measured the performance (COP) of a Korean G company Reso car air conditioner.
  • ASHRAE American Refrigeration and Air Conditioning Association
  • agitation method was selected, the temperature gradients of the condensation unit and the compression unit were many, but it was found that the temperature gradient did not occur when the mixing method of the present invention was selected.
  • the non-combustible eco-friendly refrigerant of the present invention is a non-flammable and safe near azeotropic refrigerant in a refrigeration system.
  • the non-flammable eco-friendly refrigerant of the present invention is a non-flammable near-azeotropic mixed refrigerant.
  • Table 12 shows the results of the overload experiment (HEAVY LOAD LIFE TEST) of the D-Model-BHRB51H 510 liter household refrigerator.
  • This experiment is to verify the compatibility of frozen oil with non-flammable mixed refrigerants based on CF 3 I.
  • composition separation tests Fractionation Testing conducted to show that the refrigerant of the present invention is near azeotropic even in the worst condition composition are Tables 3-10.
  • the worst case formulation composition was determined using the REFLEAK program developed by the American Standards Institute.
  • REFLEAK is a program that uses the REFPROP 9.1 program described above to determine the worst composition in the event of a gas or liquid leak.
  • the UL2182 standard requires the determination of the worst conditions through compositional separation analysis for cases where the liquid refrigerant is 90% filled and 15% filled in a container under some temperature conditions. So, in the case of the non-flammable eco-friendly refrigerant of the present invention, composition separation analysis was performed under the following room temperature conditions (25.0 ° C).
  • composition In order to analyze composition separation, the following definitions must be made for composition.
  • CHARGING COMPOSITION The composition of the refrigerant sold at the first mix (MIXTURE). The amount of flammable refrigerant is usually about 1 part by volume more than the filling composition, and the worst filling composition is determined and tested.
  • the filling composition and the worst filling composition are determined as follows.
  • Worst filling composition 1) 75 volume CF3I / 25 volume R290
  • the worst-case leak composition was determined using the REFPROP 9.1 program.
  • the REFLEAK program calculated the worst leak composition without any temperature condition for 15% fill, but tested composition separation under 90% fill at a temperature of 25.0 ° C for 90% fill.
  • Table 3 shows the ratio of the remaining composition when the gas and liquid leaked by 10% at the worst filling composition of Example 1).
  • Table 4 shows the proportion of the remaining composition when the gas and the liquid leaked by 10% at the worst filling composition of Example 2).
  • Table 5 shows the remaining composition ratio when the gas and liquid leaked by 10% at the worst filling composition of Example 3.
  • Table 6 shows the ratio of the remaining composition when the gas and the liquid leaked by 10% at the worst filling composition of Example 4.
  • Table 7 shows the proportion of the remaining composition when the gas and the liquid leaked by 10% at the worst filling composition of Example 5).
  • Table 8 shows the ratio of the remaining composition when the gas and the liquid leaked by 10% at the worst filling composition of Example 4.
  • Table 9 shows the ratio of the remaining composition when the gas and the liquid leaked by 10% at the worst filling composition of Example 4.
  • Experiment temperature 25 Initial charging% 60% charge Starting composition 75.0 / 25.0 Every composition Leakage% Residual composition (volume) 10 75.1342 / 24.8658 20 75.2494 / 24.7506 30 75.3626 / 24.6374 40 75.3968 / 24.6032 50 75.5510 / 24.4490 60 75.7294 / 24.2706 70 75.7694 / 24.2306 80 75.7936 / 24.2064 90 75.0178 / 24.9822
  • Experiment temperature 25 Initial charging% 60% charge Starting composition 78.0 / 22.0 Every composition Leakage% Residual composition (volume skin) 10 78.1432 / 21.8568 20 78.2449 / 21.7551 30 78.6326 / 21.3674 40 78.9367 / 21.0633 50 78.5003 / 21.4997 60 78.2795 / 21.7205 70 78.6794 / 21.7606 80 78.7546 / 21.2454 90 78.3778 / 21.6222
  • Discharge pressure (DIS. PRESS.): 25 ⁇ 30 Kg f / cm2
  • Example 1 Example 4
  • Example 5 Example 8 Suction valve (SUC.VALVE) good good good good good good good good Discharge valve assembly (DIS. VALVE ASS'Y) good good good good good good good good good good good good Circulation silencer assembly (DEL. MUFF. ASS’Y) good good good good good good good good Piston good good good good good good good oil Color (COLOR) * L1.5 L1.5 L1.5 L1.5 TAN (mgKOH / g) 0.10 or less 0.0366 0.0457 0.0422 0.0453 Moisture (PPM) 20 or less 0 One One 0 L / SHELL ASS’Y good good good good good good good good CAPILLARYWAITE FLOW CHANGEABLE 3.3% 3.0% 2.0% 3.5% INNETT TUBE good good good good good good good good good good OUTLET TUBE good good good good good good good good good good good good
  • Discharge pressure (DIS. PRESS): 23 ⁇ 2 kgf / cm2
  • Frozen Oil Frozen Oil (REF.OIL): FREOL S-22T (Japan Energy)
  • Discharge pressure (DIS. PRESS): 23 ⁇ 2 kgf / cm2
  • Compressor case temperature (COMP CASE TEMP): 90 ⁇ 5 °C
  • Frozen oil Frozen oil (REF.OIL): FREOL S-22T (Japan Energy)
  • Example 1 Example 4
  • Example 5 Example 8 Suction valve (SUC.VALVE) good good good good good good good good good Discharge valve assembly (DIS. VALVE ASS'Y) good good good good good good good good good good good Circulation silencer assembly (DEL. MUFF. ASS’Y) good good good good good good good Piston good good good good good good good oil Color (COLOR) * RAPI D L1.0 L1.0 L1.0 ON-OFFCYCLE L1.0 L1.0 L1.0 L1.0 TAN (mgKOH / g) 0.10 or less RAPI D 0.0405 0.0522 0.0521 0.0431 ON-OFFCYCLE 0.0439 0.0548 0.0493 0.0374 Moisture (PPM) 20 or less RAPI D 16.3 16.5 17.1 16.4 ON-OFFCYCLE 15.3 14.3 15.1 15.6 L / SHELL ASS’Y good good good good good good good good good good good good good
  • the refrigerant of the present invention is used for refrigerants used in household air conditioners, commercial air conditioners and freezers, and other industries such as showcases, non-combustion, non-explosive safety, corrosion of metals such as compressors, stable in refrigeration systems, and harmful to humans
  • the present invention relates to a near-azeotropic non-combustible eco-friendly refrigerant composed of trifluoroiodmethane (CF 3 I), propane (C 3 H8), and isobutane (C4H 10 ), which are gases at room temperature that can be used without any of these.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

La présente invention concerne un réfrigérant respectueux de l'environnement non inflammable qui peut être utilisé pour un climatiseur de véhicule, un réfrigérateur domestique, un purificateur d'eau, un réfrigérateur commercial, etc., peut être utilisé de façon à être sûr pour un utilisateur en étant non inflammable, et peut être utilisé en tant que type de chute sans avoir à remettre en état ou à modifier un mécanisme de réfrigération à l'aide d'un réfrigérant à cycle de réfrigération CFC-12, HFC-134a et HFO-1234yf classique. Le réfrigérant respectueux de l'environnement non inflammable comprend 75-86 parties en volume de trifluoroiodométhane (CF3I), 14-25 parties en volume de propane (C3H8), et 0,1 à 0,5 partie en volume d'une huile de silicone hexaméthyle, ou comprend un supplément d'isobutène (C4H10).
PCT/KR2019/014974 2018-11-07 2019-11-06 Réfrigérant respectueux de l'environnement non inflammable WO2020096347A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020180135798A KR102254272B1 (ko) 2018-11-07 2018-11-07 비가연성 친환경 냉매
KR10-2018-0135798 2018-11-07

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KR102547045B1 (ko) 2020-12-28 2023-06-23 와이엠레미 주식회사 A3급 가연성친환경 혼합냉매

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980019266A (ko) * 1998-02-13 1998-06-05 오석재 냉매 조성물(refrigerant)
KR20000059744A (ko) * 1999-03-08 2000-10-05 김선태 탄화수소계 비가연성 냉매 조성물 및 그 제조방법
KR20070004099A (ko) * 2004-04-16 2007-01-05 허니웰 인터내셔널 인코포레이티드 안정화된 트리플루오로요오드메탄 조성물
KR100976448B1 (ko) * 2009-07-13 2010-08-17 주식회사 와이엠환경연구소 냉매 조성물
KR100976449B1 (ko) * 2009-07-13 2010-08-17 주식회사 와이엠환경연구소 냉매 조성물

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100924426B1 (ko) * 2007-12-07 2009-10-29 주성대학산학협력단 친환경 오픈 쇼케이스 혼합냉매 조성물
KR100969257B1 (ko) 2009-09-25 2010-07-09 주식회사 와이엠환경연구소 냉매 조성물
KR101139377B1 (ko) 2011-01-07 2012-04-27 오경화 Ｒ-22 대체용 환경 친화적인 냉매조성물

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980019266A (ko) * 1998-02-13 1998-06-05 오석재 냉매 조성물(refrigerant)
KR20000059744A (ko) * 1999-03-08 2000-10-05 김선태 탄화수소계 비가연성 냉매 조성물 및 그 제조방법
KR20070004099A (ko) * 2004-04-16 2007-01-05 허니웰 인터내셔널 인코포레이티드 안정화된 트리플루오로요오드메탄 조성물
KR100976448B1 (ko) * 2009-07-13 2010-08-17 주식회사 와이엠환경연구소 냉매 조성물
KR100976449B1 (ko) * 2009-07-13 2010-08-17 주식회사 와이엠환경연구소 냉매 조성물

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KR102254272B1 (ko) 2021-05-20
KR20200052624A (ko) 2020-05-15

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