KR102126815B1 - 냉동 장치 - Google Patents

냉동 장치 Download PDF

Info

Publication number
KR102126815B1
KR102126815B1 KR1020190005102A KR20190005102A KR102126815B1 KR 102126815 B1 KR102126815 B1 KR 102126815B1 KR 1020190005102 A KR1020190005102 A KR 1020190005102A KR 20190005102 A KR20190005102 A KR 20190005102A KR 102126815 B1 KR102126815 B1 KR 102126815B1
Authority
KR
South Korea
Prior art keywords
flow path
check valve
working fluid
stage compressor
compressor body
Prior art date
Application number
KR1020190005102A
Other languages
English (en)
Korean (ko)
Other versions
KR20190090701A (ko
Inventor
노보루 츠보이
데츠야 가키우치
가츠유키 스즈키
에이지 간키
게이스케 다나카
Original Assignee
가부시키가이샤 고베 세이코쇼
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
Publication date
Application filed by 가부시키가이샤 고베 세이코쇼 filed Critical 가부시키가이샤 고베 세이코쇼
Publication of KR20190090701A publication Critical patent/KR20190090701A/ko
Application granted granted Critical
Publication of KR102126815B1 publication Critical patent/KR102126815B1/ko

Links

Images

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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B41/003—
    • F25B41/046—
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/26—Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/40—Fluid line arrangements
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/06—Damage
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2501—Bypass 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
KR1020190005102A 2018-01-25 2019-01-15 냉동 장치 KR102126815B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018010778A JP7025227B2 (ja) 2018-01-25 2018-01-25 冷凍装置
JPJP-P-2018-010778 2018-01-25

Publications (2)

Publication Number Publication Date
KR20190090701A KR20190090701A (ko) 2019-08-02
KR102126815B1 true KR102126815B1 (ko) 2020-06-26

Family

ID=67412993

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020190005102A KR102126815B1 (ko) 2018-01-25 2019-01-15 냉동 장치

Country Status (3)

Country Link
JP (1) JP7025227B2 (ja)
KR (1) KR102126815B1 (ja)
CN (1) CN110081626B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019185121A1 (de) * 2018-03-27 2019-10-03 Bitzer Kühlmaschinenbau Gmbh Kälteanlage
JP6971951B2 (ja) * 2018-10-18 2021-11-24 コベルコ・コンプレッサ株式会社 冷凍装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010065854A (ja) * 2008-09-08 2010-03-25 Kobe Steel Ltd アンモニア冷凍装置
JP2011099345A (ja) * 2009-11-04 2011-05-19 Kobe Steel Ltd ２段スクリュ圧縮機および冷凍装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0972289A (ja) * 1995-09-06 1997-03-18 Hokuetsu Kogyo Co Ltd スクリュ二段圧縮機
JP3357865B2 (ja) * 1999-10-28 2002-12-16 三洋電機株式会社 多段圧縮冷凍装置
JP3723491B2 (ja) * 2001-11-09 2005-12-07 三洋電機株式会社 二段圧縮式コンプレッサ
JP2005003239A (ja) * 2003-06-10 2005-01-06 Sanyo Electric Co Ltd 冷媒サイクル装置
KR100611271B1 (ko) * 2004-04-27 2006-08-10 가부시키가이샤 고베 세이코쇼 2단 스크류 냉동기
JP5197141B2 (ja) * 2008-05-12 2013-05-15 株式会社神戸製鋼所 ２段スクリュ圧縮機および冷凍装置
CN102575886B (zh) * 2009-10-23 2015-08-19 开利公司 制冷剂蒸气压缩***的运行
JP5383632B2 (ja) * 2010-11-26 2014-01-08 株式会社神戸製鋼所 スクリュ圧縮機
CN104220819B (zh) * 2012-03-30 2016-05-11 三菱电机株式会社 冷冻装置以及冷冻循环装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010065854A (ja) * 2008-09-08 2010-03-25 Kobe Steel Ltd アンモニア冷凍装置
JP2011099345A (ja) * 2009-11-04 2011-05-19 Kobe Steel Ltd ２段スクリュ圧縮機および冷凍装置

Also Published As

Publication number Publication date
JP2019128112A (ja) 2019-08-01
JP7025227B2 (ja) 2022-02-24
KR20190090701A (ko) 2019-08-02
CN110081626A (zh) 2019-08-02
CN110081626B (zh) 2021-10-26

Similar Documents

Publication Publication Date Title
US10378539B2 (en) System including high-side and low-side compressors
JP4859694B2 (ja) 多段圧縮機
US9169840B2 (en) Piston operated bypass valve for a screw compressor
US8312732B2 (en) Refrigerating apparatus
JP4814167B2 (ja) 多段圧縮機
KR100556170B1 (ko) 냉매 사이클 장치
KR101389221B1 (ko) 스크류 압축기
JPWO2007000815A1 (ja) 二段スクリュー圧縮機の給油方法、装置及び冷凍装置の運転方法
KR102126815B1 (ko) 냉동 장치
KR100725893B1 (ko) 스크롤형 유체기계
JP3535938B2 (ja) ２段形スクリュ圧縮機
JP2012127565A (ja) 冷凍サイクル装置
CN111379698A (zh) 可变容积比螺杆压缩机
JP6259309B2 (ja) スクリュー流体機械及び冷凍サイクル装置
KR101330332B1 (ko) 2단 스크류 압축식 냉동 장치
JP4738219B2 (ja) 冷凍装置
WO2020080064A1 (ja) 冷凍装置
JP6812248B2 (ja) 多段オイルフリースクリュ圧縮機の容量制御方法及び多段オイルフリースクリュ圧縮機
JP2022068386A (ja) 調圧・バイパス制御ユニット
WO2014106233A1 (en) Compressor control for reverse rotation failure
EP2322804A1 (en) Multiple-stage compressor
WO2021240605A1 (ja) 二段シングルスクリュー圧縮機及び冷凍空調装置
JP2012137248A (ja) 冷凍装置
JPH07317684A (ja) 密閉形電動圧縮機および冷却装置

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right