JPS5783687A - Efficiency measurement unit for hydraulic pump or motor - Google Patents

Efficiency measurement unit for hydraulic pump or motor

Info

Publication number
JPS5783687A
JPS5783687A JP15887180A JP15887180A JPS5783687A JP S5783687 A JPS5783687 A JP S5783687A JP 15887180 A JP15887180 A JP 15887180A JP 15887180 A JP15887180 A JP 15887180A JP S5783687 A JPS5783687 A JP S5783687A
Authority
JP
Japan
Prior art keywords
efficiency
alarm
input
values
measurement unit
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
JP15887180A
Other languages
English (en)
Inventor
Michio Kano
Osamichi Yamada
Norimitsu Tamura
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.)
Nachi Fujikoshi Corp
Original Assignee
Nachi Fujikoshi Corp
Fujikoshi KK
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 Nachi Fujikoshi Corp, Fujikoshi KK filed Critical Nachi Fujikoshi Corp
Priority to JP15887180A priority Critical patent/JPS5783687A/ja
Publication of JPS5783687A publication Critical patent/JPS5783687A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)
JP15887180A 1980-11-13 1980-11-13 Efficiency measurement unit for hydraulic pump or motor Pending JPS5783687A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15887180A JPS5783687A (en) 1980-11-13 1980-11-13 Efficiency measurement unit for hydraulic pump or motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15887180A JPS5783687A (en) 1980-11-13 1980-11-13 Efficiency measurement unit for hydraulic pump or motor

Publications (1)

Publication Number Publication Date
JPS5783687A true JPS5783687A (en) 1982-05-25

Family

ID=15681218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15887180A Pending JPS5783687A (en) 1980-11-13 1980-11-13 Efficiency measurement unit for hydraulic pump or motor

Country Status (1)

Country Link
JP (1) JPS5783687A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6061487U (ja) * 1983-10-03 1985-04-30 ロ−ベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 静液圧機械
CN107355374A (zh) * 2017-07-31 2017-11-17 世通海泰泵业（天津）股份有限公司 一种泵组控制系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499701A (ja) * 1972-05-27 1974-01-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499701A (ja) * 1972-05-27 1974-01-28

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6061487U (ja) * 1983-10-03 1985-04-30 ロ−ベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 静液圧機械
CN107355374A (zh) * 2017-07-31 2017-11-17 世通海泰泵业（天津）股份有限公司 一种泵组控制系统

Similar Documents

Publication Publication Date Title
US6151557A (en) Friction flowmeter with improved software
EP0154531B1 (en) Electronic square root error indicator
GB1317344A (en) Method and apparatus for determining the supercompressibility factor of natural gas
US4216673A (en) Fluid property detection system
US5050092A (en) Fan efficiency measuring apparatus
US4074573A (en) Method and apparatus for the measurement of volumetric flowrate in pipes and ducts
US5041990A (en) Method and apparatus for measuring entrained gas bubble content of flowing fluid
JPS5783687A (en) Efficiency measurement unit for hydraulic pump or motor
GB1340654A (en) N-16 flow measuring system
US5365459A (en) Continuous stack flow rate monitor
GB9224384D0 (en) Pressure or temperature apparatus and a cartridge of sensors for use in the same
EP0151486A2 (en) Method and apparatus for measuring specific gravity
EP0208046A1 (en) Apparatus for determining the supercompressibility factor of a flowing gas
Eckardt Investigation of the jet-wake flow of a highly loaded centrifugal compressor impeller
US3523454A (en) Control apparatus
SU1513196A1 (ru) Способ диагностировани технического состо ни насоса
US3777549A (en) Measurement of hole pressure differentials and protuberance pressure differentials in non-newtonian liquids or the like
JPS57102212A (en) Detection of clogging for condensed water treating apparatus
RU2114325C1 (ru) Способ непрерывного контроля за работой насосно-трубопроводных систем для перекачки воды и нефтепродуктов
RU2175436C2 (ru) Струйный автогенераторный расходомер-счетчик
SU1576775A1 (ru) Устройство дл приема информации о состо нии эксплуатационной надежности трубопровода
SU901830A1 (ru) Расходомер газонасыщенной нефти
US4515529A (en) Energy transducer for hydraulic wind power conversion system and instrumentation therefor
RU2106639C1 (ru) Способ измерения скорости потока и устройство для его осуществления
SU1732163A1 (ru) Расходомер