JPS6030964U - Rotation speed control refrigerator/freezer - Google Patents

Rotation speed control refrigerator/freezer

Info

Publication number
JPS6030964U
JPS6030964U JP12328483U JP12328483U JPS6030964U JP S6030964 U JPS6030964 U JP S6030964U JP 12328483 U JP12328483 U JP 12328483U JP 12328483 U JP12328483 U JP 12328483U JP S6030964 U JPS6030964 U JP S6030964U
Authority
JP
Japan
Prior art keywords
rotation speed
pressure
freezer
detects
refrigerant circulation
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP12328483U
Other languages
Japanese (ja)
Inventor
美智也 松田
山本　磐夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12328483U priority Critical patent/JPS6030964U/en
Publication of JPS6030964U publication Critical patent/JPS6030964U/en
Pending legal-status Critical Current

Links

Landscapes

  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、回転数制御冷凍冷蔵庫の冷凍サイクル図、第
２図は、冷凍負荷時間変化に対応した回転数、弁開率の
時間変化を示す図である。 １・・・回転数制御圧縮機、２・・・蒸発圧力センサー
、３・・・凝縮器、４・・・凝縮圧力センサ−，５・・
・凝縮器温度検出サーミスター、６・・・２方弁、７・
・・減圧器入口温度検出サーミスタ、８・・・減圧器、
９・・・蒸発器。FIG. 1 is a refrigeration cycle diagram of a rotation speed controlled refrigerator-freezer, and FIG. 2 is a diagram showing changes over time in the rotation speed and valve opening rate corresponding to changes in refrigeration load time. DESCRIPTION OF SYMBOLS 1... Rotation speed control compressor, 2... Evaporation pressure sensor, 3... Condenser, 4... Condensation pressure sensor, 5...
・Condenser temperature detection thermistor, 6...2-way valve, 7.
... Pressure reducer inlet temperature detection thermistor, 8... Pressure reducer,
9... Evaporator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転数が制御できる圧縮機１と凝縮器３と冷媒循環量を
制御する弁６と減圧器８と蒸発器９より晟る冷凍サイク
ルにおいて、凝縮圧力を検出する圧力センサー２と蒸発
圧力を測定する圧力センサー２と凝縮器温度を検出する
サーミスタ５と減圧器入口温度を検出するサーミスター
により冷媒循環量及び蒸発器温度を検出し、熱負荷に適
応した回転数並びに冷媒循環量を制御することを特徴と
する回転数制御冷凍冷蔵庫。In a refrigeration cycle consisting of a compressor 1 whose rotation speed can be controlled, a condenser 3, a valve 6 which controls the amount of refrigerant circulation, a pressure reducer 8 and an evaporator 9, a pressure sensor 2 detects condensing pressure and a pressure sensor 2 measures evaporation pressure. The refrigerant circulation amount and evaporator temperature are detected by the pressure sensor 2, the thermistor 5 that detects the condenser temperature, and the thermistor that detects the pressure reducer inlet temperature, and the rotation speed and refrigerant circulation amount are controlled in accordance with the heat load. A rotating speed controlled refrigerator/freezer.
JP12328483U 1983-08-10 1983-08-10 Rotation speed control refrigerator/freezer Pending JPS6030964U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12328483U JPS6030964U (en) 1983-08-10 1983-08-10 Rotation speed control refrigerator/freezer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12328483U JPS6030964U (en) 1983-08-10 1983-08-10 Rotation speed control refrigerator/freezer

Publications (1)

Publication Number Publication Date
JPS6030964U true JPS6030964U (en) 1985-03-02

Family

ID=30281479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12328483U Pending JPS6030964U (en) 1983-08-10 1983-08-10 Rotation speed control refrigerator/freezer

Country Status (1)

Country Link
JP (1) JPS6030964U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03165904A (en) * 1989-11-22 1991-07-17 Nippon Steel Corp Plug for piercing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03165904A (en) * 1989-11-22 1991-07-17 Nippon Steel Corp Plug for piercing

Similar Documents

Publication Publication Date Title
JPS6176266U (en)
JPS6030964U (en) Rotation speed control refrigerator/freezer
JPS62184376U (en)
JPS60182662U (en) Cooling system
JPS60188982U (en) Freezer refrigerator
JPS5941753A (en) Cooling device
JPH0485068U (en)
JPS5916761Y2 (en) Refrigeration equipment
JPS63120051U (en)
JPS59185575U (en) Refrigeration cycle equipment
JPH0220063U (en)
JPS62119381A (en) Refrigerator
JPS59170179U (en) air conditioner
JPS5998246U (en) dual refrigeration equipment
JPH02147765U (en)
JPS6352036U (en)
JPS62154392U (en)
JPS59113175U (en) absorption refrigerator
JPS63134372U (en)
JPH0249705U (en)
JPS63132267U (en)
JPS58172771U (en) refrigeration cycle
JPS5835769U (en) ice maker
JPS58188556U (en) Defrost device
JPS62130361U (en)