GB2309787B - Measuring means for measuring the throughput of a flowing medium - Google Patents

Measuring means for measuring the throughput of a flowing medium

Info

Publication number
GB2309787B
GB2309787B GB9700977A GB9700977A GB2309787B GB 2309787 B GB2309787 B GB 2309787B GB 9700977 A GB9700977 A GB 9700977A GB 9700977 A GB9700977 A GB 9700977A GB 2309787 B GB2309787 B GB 2309787B
Authority
GB
United Kingdom
Prior art keywords
measuring
throughput
flowing medium
measuring means
flowing
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.)
Expired - Fee Related
Application number
GB9700977A
Other versions
GB2309787A (en
GB9700977D0 (en
Inventor
Wolfgang Kienzle
Josef Kleinhans
Hans Hecht
Gerhard Hueftle
Klaus Reymann
Uwe Konzelmann
Dirk Lamprecht
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB9700977D0 publication Critical patent/GB9700977D0/en
Publication of GB2309787A publication Critical patent/GB2309787A/en
Application granted granted Critical
Publication of GB2309787B publication Critical patent/GB2309787B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • G01F1/699—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters by control of a separate heating or cooling element

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
GB9700977A 1996-01-31 1997-01-17 Measuring means for measuring the throughput of a flowing medium Expired - Fee Related GB2309787B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1996103346 DE19603346A1 (en) 1996-01-31 1996-01-31 Device for determining the throughput of a flowing medium

Publications (3)

Publication Number Publication Date
GB9700977D0 GB9700977D0 (en) 1997-03-05
GB2309787A GB2309787A (en) 1997-08-06
GB2309787B true GB2309787B (en) 1998-02-04

Family

ID=7784079

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9700977A Expired - Fee Related GB2309787B (en) 1996-01-31 1997-01-17 Measuring means for measuring the throughput of a flowing medium

Country Status (3)

Country Link
JP (1) JPH09218068A (en)
DE (1) DE19603346A1 (en)
GB (1) GB2309787B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011083287A1 (en) 2011-09-23 2013-03-28 Robert Bosch Gmbh Method for detecting a flow characteristic of a flowing fluid medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138566A (en) * 1983-04-15 1984-10-24 Standard Telephones Cables Ltd Thermal mass flow sensor for fluids
EP0242625A1 (en) * 1986-04-25 1987-10-28 Siemens Aktiengesellschaft Measuring device associating a measured value to a measured unit, and measuring probe therefor
EP0269781A1 (en) * 1986-11-04 1988-06-08 VDO Adolf Schindling AG Device for determining mass flow and the flow direction
US4884215A (en) * 1987-02-27 1989-11-28 Jabil Circuit Company Airflow sensor and control circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138566A (en) * 1983-04-15 1984-10-24 Standard Telephones Cables Ltd Thermal mass flow sensor for fluids
EP0242625A1 (en) * 1986-04-25 1987-10-28 Siemens Aktiengesellschaft Measuring device associating a measured value to a measured unit, and measuring probe therefor
EP0269781A1 (en) * 1986-11-04 1988-06-08 VDO Adolf Schindling AG Device for determining mass flow and the flow direction
US4884215A (en) * 1987-02-27 1989-11-28 Jabil Circuit Company Airflow sensor and control circuit

Also Published As

Publication number Publication date
GB2309787A (en) 1997-08-06
JPH09218068A (en) 1997-08-19
GB9700977D0 (en) 1997-03-05
DE19603346A1 (en) 1997-08-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070117