KR970028265A - 시스템 작동 효율을 향상시키기 위한 배압 제어 - Google Patents

시스템 작동 효율을 향상시키기 위한 배압 제어 Download PDF

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Publication number
KR970028265A
KR970028265A KR1019960053420A KR19960053420A KR970028265A KR 970028265 A KR970028265 A KR 970028265A KR 1019960053420 A KR1019960053420 A KR 1019960053420A KR 19960053420 A KR19960053420 A KR 19960053420A KR 970028265 A KR970028265 A KR 970028265A
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South Korea
Prior art keywords
economizer
normally closed
operating envelope
refrigeration system
valve
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Application number
KR1019960053420A
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English (en)
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KR100192626B1 (ko
Inventor
제이. 홀덴 스티븐
에이. 쉬워어러 존
Original Assignee
윌리엄 더블유. 하벨트
캐리어 코포레이션
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Application filed by 윌리엄 더블유. 하벨트, 캐리어 코포레이션 filed Critical 윌리엄 더블유. 하벨트
Publication of KR970028265A publication Critical patent/KR970028265A/ko
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Publication of KR100192626B1 publication Critical patent/KR100192626B1/ko

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/13—Economisers

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
  • Compressor (AREA)

Abstract

본 발명의 정상 폐쇄 방식 밸브는 압축기를 윤활시키기에 충분한 오일 압력이 증강되도록 오일 분리기의 하류측에 위치된다. 이 밸브는 작동 포락선(envelope)의 제한된 부분에 대해서 교축이 발생하도록 토출구와 이코노마이저 사이의 압력차에 따라서 작동한다.

Description

시스템 작동 효율을 향상시키기 위한 배압 제어
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명을 구체화한 냉동 시스템을 나타내는 개략도.
제2도는 제1도의 시스템의 압력-엔탈피 선도.
제3도는 제1도의 시스템의 압축기에 대한 예시적인 작동 포락선(enve1ope)을 나타내는 선도.
제4도는 제1도의 시스템의 밸브를 개방 위치에서 도시한 확대도.

Claims (3)

  1. 작동 포락선을 갖고 있으며 압축기(12), 오일 분리기(14), 정상폐쇄 밸브(16), 응축기(18), 이코노마이저 수단(20), 증발기 수단(24)을 직렬로 포함하는 폐쇄형 냉동시스템에 있어서, 상기 정상 폐쇄 밸브가 상기 작동 포락선의 제한된 부분에 대해서 밸브를 통과하는 유동을 교촉시키고 작동 포락선의 나머지 부분에 대해서는 완전 개방시킬 수 있도록, 이코노마이저 압력이 상기 정상 폐쇄 밸브를 편의시키고 압축기 토출 압력이 상기 정상 폐쇄 밸브에 작용하여 상기 정상 폐쇄 밸브를 개방하는 편의력을 제공할 수 있게 하기 위하여, 정상 폐쇄 밸브가 상기 이코노마이저 수단에 유체 연통되게 연결시켜 구성한 밸브 제어 수단을 포함하는 것을 특징으로 하는 냉동 시스템.
  2. 제1항에 있어서, 상기 이코노마이저 수단이 플래쉬 탱크 이코노마이저인 것을 특징으로 하는 냉동 시스템.
  3. 제1항에 있어서, 상기 이코노마이저 수단이 열교환기 이코노마이저인 것을 특징으로 하는 냉동 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960053420A 1995-11-13 1996-11-12 시스템 작동 효율을 향상시키기 위한 배압 제어 KR100192626B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8/557,390 1995-11-13
US08/557,390 1995-11-13
US08/557,390 US5603227A (en) 1995-11-13 1995-11-13 Back pressure control for improved system operative efficiency

Publications (2)

Publication Number Publication Date
KR970028265A true KR970028265A (ko) 1997-06-24
KR100192626B1 KR100192626B1 (ko) 1999-06-15

Family

ID=24225192

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960053420A KR100192626B1 (ko) 1995-11-13 1996-11-12 시스템 작동 효율을 향상시키기 위한 배압 제어

Country Status (8)

Country Link
US (1) US5603227A (ko)
EP (1) EP0773415B1 (ko)
JP (1) JP2996624B2 (ko)
KR (1) KR100192626B1 (ko)
CN (1) CN1091862C (ko)
BR (1) BR9605504A (ko)
DE (1) DE69617886T2 (ko)
ES (1) ES2170219T3 (ko)

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Also Published As

Publication number Publication date
BR9605504A (pt) 1998-08-11
EP0773415A2 (en) 1997-05-14
CN1091862C (zh) 2002-10-02
KR100192626B1 (ko) 1999-06-15
DE69617886D1 (de) 2002-01-24
JP2996624B2 (ja) 2000-01-11
JPH09170827A (ja) 1997-06-30
EP0773415B1 (en) 2001-12-12
ES2170219T3 (es) 2002-08-01
US5603227A (en) 1997-02-18
EP0773415A3 (en) 1997-12-29
DE69617886T2 (de) 2002-07-04
CN1158403A (zh) 1997-09-03

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