METHOD FOR CONTROLLING NUMBER OF PUMPS, DEVICE FOR CONTROLLING NUMBER OF PUMPS, PUMP SYSTEM, HEAT SOURCE SYSTEM, AND PROGRAM

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United States of America Patent

APP PUB NO 20160341440A1
SERIAL NO

15111025

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for controlling number of pumps includes a process of increasing or decreasing the number of operating pumps based on a flow rate of a heat medium that is forcibly fed to a load (40) by a plurality of pumps connected in parallel or a heat load required by the load and a frequency command value commanded to each pump in operation among the plurality of pumps.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS LTD16-5 KONAN 2-CHOME MINATO-KU TOKYO 108-8215

International Classification(s)

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  • 2014 Application Filing Year
  • F04B Class
  • 1041 Applications Filed
  • 888 Patents Issued To-Date
  • 85.31 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
MATSUO, Minoru Tokyo, JP 70 496
NIKAIDO, Satoshi Tokyo, JP 27 75
OUCHI, Toshiaki Tokyo, JP 20 79
TATEISHI, Koki Tokyo, JP 28 50

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Patent Citation Ranking

  • 1 Citation Count
  • F04B Class
  • 20.83 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1655614814401 - 1011 - 2021 - 3031 - 400255075100125150175200225250275300325350375400425450475500525550575600

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