JPH024166U - - Google Patents

Info

Publication number
JPH024166U
JPH024166U JP8059088U JP8059088U JPH024166U JP H024166 U JPH024166 U JP H024166U JP 8059088 U JP8059088 U JP 8059088U JP 8059088 U JP8059088 U JP 8059088U JP H024166 U JPH024166 U JP H024166U
Authority
JP
Japan
Prior art keywords
refrigerator
pressure
control device
rotational speed
compressor
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
JP8059088U
Other languages
English (en)
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 filed Critical
Priority to JP8059088U priority Critical patent/JPH024166U/ja
Publication of JPH024166U publication Critical patent/JPH024166U/ja
Pending legal-status Critical Current

Links

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  • Control Of Positive-Displacement Air Blowers (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例のブロツク図、第2
図は通常の容量制御演算装置のブロツク図、第3
図は、一般の遠心式圧縮機の各種容量制御方法の
使用範囲を示す説明図、第4図は一般の遠心式圧
縮機の性能曲線の一例を示す図、第5図は%冷凍
能力と%単位冷凍能力あたりの消費動力の関係を
示す線図、第6図は従来例の構成図である。 20…スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 冷凍機の運転状態を検出する装置と運転状態か
    ら最適な圧縮機回転速度と最適な容量制御装置の
    開度を演算し冷凍機運転中常にこれらを最適に制
    御する回転速度制御装置とを備えた遠心式冷凍機
    において、圧縮機の回転速度を運転条件の内の圧
    縮機の吸込圧力又は蒸発圧力と吐出圧力又は凝縮
    圧力の圧力比又はヘツド及び冷凍機の負荷との組
    合わせの条件で決める回路と、冷凍機の負荷とは
    拘わりなく圧力比だけで決める回路と、上記2つ
    の回路を任意に選択する手段とを具備してなるこ
    とを特徴とする遠心式冷凍機の回転速度制御装置
JP8059088U 1988-06-20 1988-06-20 Pending JPH024166U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8059088U JPH024166U (ja) 1988-06-20 1988-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8059088U JPH024166U (ja) 1988-06-20 1988-06-20

Publications (1)

Publication Number Publication Date
JPH024166U true JPH024166U (ja) 1990-01-11

Family

ID=31305412

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8059088U Pending JPH024166U (ja) 1988-06-20 1988-06-20

Country Status (1)

Country Link
JP (1) JPH024166U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013194999A (ja) * 2012-03-21 2013-09-30 Ebara Refrigeration Equipment & Systems Co Ltd ターボ冷凍機及びその制御方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013194999A (ja) * 2012-03-21 2013-09-30 Ebara Refrigeration Equipment & Systems Co Ltd ターボ冷凍機及びその制御方法

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