JPS5971123U - Correction calculator for throttle flowmeter - Google Patents

Correction calculator for throttle flowmeter

Info

Publication number
JPS5971123U
JPS5971123U JP16670282U JP16670282U JPS5971123U JP S5971123 U JPS5971123 U JP S5971123U JP 16670282 U JP16670282 U JP 16670282U JP 16670282 U JP16670282 U JP 16670282U JP S5971123 U JPS5971123 U JP S5971123U
Authority
JP
Japan
Prior art keywords
differential pressure
throttle
correction calculator
correction value
flowmeter
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.)
Granted
Application number
JP16670282U
Other languages
Japanese (ja)
Other versions
JPS6326735Y2 (en
Inventor
辰緒 鍵福
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP16670282U priority Critical patent/JPS5971123U/en
Publication of JPS5971123U publication Critical patent/JPS5971123U/en
Application granted granted Critical
Publication of JPS6326735Y2 publication Critical patent/JPS6326735Y2/ja
Granted legal-status Critical Current

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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図は従来の絞り流量計における流量係数とＲｏｏ数
の関係図、第２図は本考案の一実施例に係る絞り流量計
の構成図、第３図は第２図中の補正演算器の構成を示す
ブロック線図である。 １・・・差圧検出器、２・・・流量発信号、３・・・補
正演算器、１０・・・流速演算回路、１１・・・Ｒ８Ｄ
数演算演算、１２・・・流量補正回路、ａ・・・差圧信
号、ｂ・・・流量信号。Figure 1 is a diagram showing the relationship between the flow coefficient and Roo number in a conventional throttle flowmeter, Figure 2 is a configuration diagram of a throttle flowmeter according to an embodiment of the present invention, and Figure 3 is the correction calculator in Figure 2. FIG. 2 is a block diagram showing the configuration of FIG. DESCRIPTION OF SYMBOLS 1... Differential pressure detector, 2... Flow rate generation signal, 3... Correction calculator, 10... Flow velocity calculation circuit, 11... R8D
Numerical calculation, 12...Flow rate correction circuit, a...Differential pressure signal, b...Flow rate signal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 配管内と絞り部分との流体の圧力差Δｐを測定する差圧
検出器からの差圧信号に基づいて、流体の流量を算出す
る絞り流量計において、前記差圧検出器からの差圧信号
に基づいてレイノズル数Ｒ８ｏを演算し、流量係数α′
を算出する回路と、流量係数α′と予め設定された流量
係数αとから流量係数補正値Ｘを演算する回路と、流量
係数補正値Ｘで前記差圧信号を補正演算する回路とを具
備した絞り流量計の補正演算器。In a throttle flowmeter that calculates the flow rate of fluid based on a differential pressure signal from a differential pressure detector that measures the fluid pressure difference Δp between the inside of the pipe and the throttle part, the differential pressure signal from the differential pressure detector is used to Calculate the Raynozzle number R8o based on the flow rate coefficient α′
a circuit for calculating a flow coefficient correction value X from a flow coefficient α' and a preset flow coefficient α, and a circuit for calculating a correction value for the differential pressure signal using the flow coefficient correction value X. Correction calculator for throttle flowmeter.
JP16670282U 1982-11-02 1982-11-02 Correction calculator for throttle flowmeter Granted JPS5971123U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16670282U JPS5971123U (en) 1982-11-02 1982-11-02 Correction calculator for throttle flowmeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16670282U JPS5971123U (en) 1982-11-02 1982-11-02 Correction calculator for throttle flowmeter

Publications (2)

Publication Number Publication Date
JPS5971123U true JPS5971123U (en) 1984-05-15
JPS6326735Y2 JPS6326735Y2 (en) 1988-07-20

Family

ID=30364894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16670282U Granted JPS5971123U (en) 1982-11-02 1982-11-02 Correction calculator for throttle flowmeter

Country Status (1)

Country Link
JP (1) JPS5971123U (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6809216B2 (en) * 2016-12-27 2021-01-06 横河電機株式会社 Flow measuring device, setting device, and setting program

Also Published As

Publication number Publication date
JPS6326735Y2 (en) 1988-07-20

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