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KR920004821A - 열량계 - Google Patents

열량계 Download PDF

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Publication number
KR920004821A
KR920004821A KR1019910011638A KR910011638A KR920004821A KR 920004821 A KR920004821 A KR 920004821A KR 1019910011638 A KR1019910011638 A KR 1019910011638A KR 910011638 A KR910011638 A KR 910011638A KR 920004821 A KR920004821 A KR 920004821A
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KR
South Korea
Prior art keywords
flow meter
detecting
laminar flow
fuel gas
thermal
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Application number
KR1019910011638A
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English (en)
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KR970007816B1 (ko
Inventor
가주미츠 누쿠이
나오끼 마츠바라
Original Assignee
후지이 레이지
도오교오 가스 가부시끼가이샤
다까다 아끼라
오바루 기기 고오교오 가부시끼가이샤
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.)
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Publication date
Application filed by 후지이 레이지, 도오교오 가스 가부시끼가이샤, 다까다 아끼라, 오바루 기기 고오교오 가부시끼가이샤 filed Critical 후지이 레이지
Publication of KR920004821A publication Critical patent/KR920004821A/ko
Application granted granted Critical
Publication of KR970007816B1 publication Critical patent/KR970007816B1/ko
Anticipated expiration legal-status Critical
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G01K17/06—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device
    • G01K17/08—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature
    • G01K17/10—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature between an inlet and an outlet point, combined with measurement of rate of flow of the medium if such, by integration during a certain time-interval
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/22—Fuels; Explosives
    • G01N33/225—Gaseous fuels, e.g. natural gas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
    • G01N25/48—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on solution, sorption, or a chemical reaction not involving combustion or catalytic oxidation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/22—Fuels; Explosives

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Feeding And Controlling Fuel (AREA)

Abstract

내용 없음

Description

열량계
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명에 의한 열량계의 1실시예를 나타내는 구성도,
제5도는 바이패스형 열식 유량계의 원리도,
제6도는 제어밸브의 원리도,
제7도는 본 발명의 다른 일실시예를 나타내는 구성도.

Claims (4)

  1. 연료가스의 체적유량을 층류소자(83)간의 차압에 비례한 양으로서 검지하는 층류유량계(5)와: 이 층류유량계 (5)에 직렬접속되어 층류로 유통하는 유관 (8a)과, 이 유관 (8a)을 가열하는 가열수단과, 이 가열수단의 전후호름의 온도차를 검지하는 온도 검지수단과 이 온도차에 비례하여 질량유량을 검지하는 열식 유량계(8A)와; 상기 층류유량계(5)에 유입 (또는 유출)하는 연료가스의 절대압력 및 온도를 검지하는 절대압력계(7) 및 온도계(11)와; 연료가스가 상기 열식유량계(8A)를 유통하였을 때의 출력을 일정하게 제어하는 유량설정 제여장치(9) ; 및 상기 층류유량계(5)에 유입(또는 유출)하는 연료가스의 절대압력, 차압 및 온도로부터 유출(유입) 압력 및 표준 상태에 있어서의 용적유량을 산출하고, 연료가스의 열량을 상기 층류 유량계(5)의 유임, 유출쪽에 있어서의 절대 압력의 함수의 차압치에 역비례한 양으로서 연산하는 연산기(10) ; 외로 구성란 것을 특징으로 하는 열량계.
  2. 제1항에 있어서, 열식유량계(8A)를, 층류소자(83)를 기워형성한 주유관(82)과, 이 주유관(82)의 바이패스 유로를 이루는 가는 관과, 이 가열수단의 전, 후 흐름부간의 온도차를 검지하는 온도차 검지수단과로 구성한 열량
  3. 제1항 또는 제2항에 있어서, 직렬접속된 충류유량계(5)와 연식유량계(8A)를 보온조(12)에 수용하고, 이 보온조(12)를 알루미늄으로 구성한 열량계.
  4. 제1항 내지 제3항에 있어서, 열식유량계 (8A)와 직렬접속하고, 이 열식유량계(8A)의 출력을 일정하게 하는 제어밸브(8B)를 보온조(12)외부에 배열 설치한 열량계.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910011638A 1990-08-02 1991-07-09 열량계 Expired - Fee Related KR970007816B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP90-205378 1990-08-02
JP2205378A JPH0781918B2 (ja) 1990-08-02 1990-08-02 熱量計
JP205378 1990-08-02

Publications (2)

Publication Number Publication Date
KR920004821A true KR920004821A (ko) 1992-03-28
KR970007816B1 KR970007816B1 (ko) 1997-05-17

Family

ID=16505838

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910011638A Expired - Fee Related KR970007816B1 (ko) 1990-08-02 1991-07-09 열량계

Country Status (6)

Country Link
US (1) US5167450A (ko)
EP (1) EP0469649B1 (ko)
JP (1) JPH0781918B2 (ko)
KR (1) KR970007816B1 (ko)
CA (1) CA2044197C (ko)
DE (1) DE69121815T2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101467944B1 (ko) * 2007-03-01 2014-12-02 히타치 긴조쿠 가부시키가이샤 질량 유량 제어기에서 가스의 온도를 측정하는 방법 및 장치

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5807749A (en) * 1992-10-23 1998-09-15 Gastec N.V. Method for determining the calorific value of a gas and/or the Wobbe index of a natural gas
EP0616210A1 (en) * 1993-03-17 1994-09-21 Ciba-Geigy Ag Flow cell for calorimetric measurements
DE19846970C1 (de) * 1998-10-12 2000-08-31 Trilog Thermotechnik Gmbh Vorrichtung zur Messung von gefühlter Temperatur
DE19918901C1 (de) * 1999-04-26 2001-05-03 Franz Durst Vorrichtung zur Einstellung des Oxydationsmittel/Brennstoffgemisches in der Zuleitung eines Brenners
EP1164361A1 (de) * 2000-06-14 2001-12-19 Abb Research Ltd. Gaszähler
FR2818746B1 (fr) * 2000-12-26 2003-03-28 Gaz De France Procede et dispositif d'evaluation de l'indice de wobbe d'un gaz combustible
DE10114901A1 (de) * 2001-03-26 2002-10-10 Invent Gmbh Entwicklung Neuer Technologien Verfahren und Vorrichtung zur Einstellung der Luftzahl
DE10122039B4 (de) * 2001-05-07 2010-10-07 E.On Ruhrgas Ag Verfahren und Vorrichtung zum Bestimmen des Brennwertes eines Gases
EP1265068A1 (de) * 2001-06-05 2002-12-11 Abb Research Ltd. Verfahren und Vorrichtung zur Bestimmung einer Änderung des Heizwertes eines Gasgemisches
EP1411355A1 (en) * 2002-10-18 2004-04-21 Emerson Electric Co. Method and device for determining a characteristic value that is representative of the condition of a gas
JP2009162128A (ja) * 2008-01-08 2009-07-23 Yamatake Corp 燃料供給装置
JP2016122346A (ja) * 2014-12-25 2016-07-07 株式会社東芝 空気供給システム
KR101656336B1 (ko) * 2015-07-15 2016-09-09 한국표준과학연구원 천연가스 열량계 및 이를 이용한 열량 측정 방법
US11300535B2 (en) * 2019-04-05 2022-04-12 Honeywell International Inc. Integrated sensor apparatus with pressure sensing element and flow sensing element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928739C2 (de) * 1979-07-17 1981-03-19 Ruhrgas Ag, 4300 Essen Verfahren und Vorrichtung zur verbrennungslosen Messung und/oder Regelung der Wärmemengenzufuhr zu Gasverbrauchseinrichtungen
US4386858A (en) * 1979-12-20 1983-06-07 Honeywell Inc. Method and apparatus for determining the heat content of gaseous fuels
FR2640754B2 (fr) * 1985-06-18 1991-02-22 Elf Aquitaine Perfectionnement a un procede et a une installation pour la mesure du pouvoir calorifique de gaz combustible
US4809190A (en) * 1987-04-08 1989-02-28 General Signal Corporation Calorimetry system
JPH06100510B2 (ja) * 1989-07-05 1994-12-12 東京瓦斯株式会社 熱量計

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101467944B1 (ko) * 2007-03-01 2014-12-02 히타치 긴조쿠 가부시키가이샤 질량 유량 제어기에서 가스의 온도를 측정하는 방법 및 장치

Also Published As

Publication number Publication date
CA2044197C (en) 1997-03-04
EP0469649A3 (en) 1993-10-27
JPH0489538A (ja) 1992-03-23
KR970007816B1 (ko) 1997-05-17
DE69121815D1 (de) 1996-10-10
CA2044197A1 (en) 1992-02-03
JPH0781918B2 (ja) 1995-09-06
DE69121815T2 (de) 1997-03-27
EP0469649B1 (en) 1996-09-04
EP0469649A2 (en) 1992-02-05
US5167450A (en) 1992-12-01

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