DK237389A - Butterflyventil indrettet til maaling af stroemningshastighed og fremgangsmaade til maaling af stroemningshastighed med en butterflyventil - Google Patents

Butterflyventil indrettet til maaling af stroemningshastighed og fremgangsmaade til maaling af stroemningshastighed med en butterflyventil Download PDF

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Publication number
DK237389A
DK237389A DK237389A DK237389A DK237389A DK 237389 A DK237389 A DK 237389A DK 237389 A DK237389 A DK 237389A DK 237389 A DK237389 A DK 237389A DK 237389 A DK237389 A DK 237389A
Authority
DK
Denmark
Prior art keywords
butterfly valve
flow speed
measuring flow
valve
procedure
Prior art date
Application number
DK237389A
Other languages
Danish (da)
English (en)
Other versions
DK237389D0 (da
Inventor
Kouzi Kawai
Original Assignee
Tomoe Tech Res Co
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 Tomoe Tech Res Co filed Critical Tomoe Tech Res Co
Publication of DK237389D0 publication Critical patent/DK237389D0/da
Publication of DK237389A publication Critical patent/DK237389A/da

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
    • G01F1/05—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 mechanical effects
    • G01F1/10—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 mechanical effects using rotating vanes with axial admission
    • G01F1/115—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 mechanical effects using rotating vanes with axial admission with magnetic or electromagnetic coupling to the indicating device
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/20—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 mechanical effects by detection of dynamic effects of the flow
    • G01F1/22—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 mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters
    • G01F1/26—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 mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters of the valve type
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/20—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 mechanical effects by detection of dynamic effects of the flow
    • G01F1/28—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 mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7759—Responsive to change in rate of fluid flow
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8225—Position or extent of motion indicator
    • Y10T137/8242—Electrical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Measuring Volume Flow (AREA)
  • Lift Valve (AREA)
  • Details Of Valves (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Flow Control (AREA)
DK237389A 1989-02-17 1989-05-16 Butterflyventil indrettet til maaling af stroemningshastighed og fremgangsmaade til maaling af stroemningshastighed med en butterflyventil DK237389A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1038965A JP2574449B2 (ja) 1989-02-17 1989-02-17 バタフライ弁

Publications (2)

Publication Number Publication Date
DK237389D0 DK237389D0 (da) 1989-05-16
DK237389A true DK237389A (da) 1990-08-18

Family

ID=12539877

Family Applications (1)

Application Number Title Priority Date Filing Date
DK237389A DK237389A (da) 1989-02-17 1989-05-16 Butterflyventil indrettet til maaling af stroemningshastighed og fremgangsmaade til maaling af stroemningshastighed med en butterflyventil

Country Status (18)

Country Link
US (1) USRE33649E (ja)
EP (1) EP0382964B1 (ja)
JP (1) JP2574449B2 (ja)
KR (1) KR940011014B1 (ja)
CN (1) CN1018572B (ja)
AT (1) ATE120274T1 (ja)
AU (1) AU614839B2 (ja)
BR (1) BR8902580A (ja)
CA (1) CA1335900C (ja)
DE (1) DE68921872T2 (ja)
DK (1) DK237389A (ja)
ES (1) ES2069581T3 (ja)
FI (1) FI95074C (ja)
MX (1) MX173847B (ja)
MY (1) MY105957A (ja)
NO (1) NO176854C (ja)
NZ (1) NZ229129A (ja)
PT (1) PT90551B (ja)

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Also Published As

Publication number Publication date
NO176854C (no) 1995-06-07
FI95074B (fi) 1995-08-31
NO891911D0 (no) 1989-05-10
NO176854B (no) 1995-02-27
PT90551B (pt) 1995-09-12
ES2069581T3 (es) 1995-05-16
USRE33649E (en) 1991-07-30
NZ229129A (en) 1990-11-27
KR900013294A (ko) 1990-09-05
CA1335900C (en) 1995-06-13
AU3469389A (en) 1990-08-23
CN1044978A (zh) 1990-08-29
CN1018572B (zh) 1992-10-07
PT90551A (pt) 1990-08-31
EP0382964B1 (en) 1995-03-22
DE68921872D1 (de) 1995-04-27
FI892168A (fi) 1990-08-18
DE68921872T2 (de) 1995-07-27
EP0382964A2 (en) 1990-08-22
BR8902580A (pt) 1990-11-20
DK237389D0 (da) 1989-05-16
FI95074C (fi) 1995-12-11
JP2574449B2 (ja) 1997-01-22
AU614839B2 (en) 1991-09-12
MY105957A (en) 1995-02-28
ATE120274T1 (de) 1995-04-15
NO891911L (no) 1990-08-20
JPH02216418A (ja) 1990-08-29
KR940011014B1 (ko) 1994-11-22
EP0382964A3 (en) 1991-08-07
FI892168A0 (fi) 1989-05-05
MX173847B (es) 1994-04-05

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