JPS6349625A - Combustion control device - Google Patents

Combustion control device

Info

Publication number
JPS6349625A
JPS6349625A JP61194348A JP19434886A JPS6349625A JP S6349625 A JPS6349625 A JP S6349625A JP 61194348 A JP61194348 A JP 61194348A JP 19434886 A JP19434886 A JP 19434886A JP S6349625 A JPS6349625 A JP S6349625A
Authority
JP
Japan
Prior art keywords
combustion
signal
solenoid valve
unit
abnormal
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.)
Granted
Application number
JP61194348A
Other languages
Japanese (ja)
Other versions
JPH0730918B2 (en
Inventor
Takashi Shire
志禮 隆
Mitsunari Konishi
小西 光成
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP61194348A priority Critical patent/JPH0730918B2/en
Publication of JPS6349625A publication Critical patent/JPS6349625A/en
Publication of JPH0730918B2 publication Critical patent/JPH0730918B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N5/00Systems for controlling combustion
    • F23N5/24Preventing development of abnormal or undesired conditions, i.e. safety arrangements
    • F23N5/242Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electronic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N2225/00Measuring
    • F23N2225/08Measuring temperature
    • F23N2225/16Measuring temperature burner temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N2229/00Flame sensors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00Valves, nozzles or pumps
    • F23N2235/12Fuel valves
    • F23N2235/14Fuel valves electromagnetically operated
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N2237/00Controlling
    • F23N2237/02Controlling two or more burners

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Regulation And Control Of Combustion (AREA)

Abstract

PURPOSE:To enable the stopping of abnormal combustion, by a method wherein a plurality of solenoid valves, stopping the supply of fuel for respective combustion units, a main solenoid valve, stopping the supply of fuel for a plurality of combustion units, a plurality of combustion detectors, detecting the combustion of respective combustion units, and an abnormal combustion detecting unit, stopping the combustion of a plurality of combustion units, are provided in a combustion control device. CONSTITUTION:A combustion detector 6 detects the combustion of a combustion unit 1, while the combustion detector 7 detects the combustion of the combustion unit 2. A control unit 8 controls the opening and closing of solenoid valves 3, 4, 5 as well as the combustions of the combustion units 1, 2. An abnormal combustion detecting unit 9 inputs combustion signals from the combustion detectors 6, 7 as well as the opening and closing signals of the solenoid valves 3, 4. The solenoid valves 3, 5 are opened and the solenoid valve 4 is closed, when the combustion unit 1 only is burnt, for example; however, when fuel is supplied to the combustion unit 2 due to lodging of dust, poor sealing or the like of the solenoid valve 4 and the combustion is effected, the combustion detector 7 detects it and outputs a combustion signal to the abnormal combustion detecting unit 9. Then, it is judged that the combustion is abnormal since the abnormal signal is being inputted from the combustion unit 7 in spite of the inputting of the closing signal of the solenoid valve 4 from the control unit 8, therefore, an operation stopping signal is outputted to the control unit 8. The control unit 8 receives the signal and closes the solenoid valve 5, therefore, the supply of fuel to the combustion unit 2 is stopped and the combustion stopped.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は給湯風呂ユニット、給湯暖房機等の複数の燃焼
部を有する燃焼器の!11 例装置に関するものである
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention is applicable to combustors having a plurality of combustion parts, such as hot water bath units, hot water heaters, etc. 11 Example relates to an apparatus.

従来の技術 従来の2つの燃焼部を有する燃焼装置は、各々の燃焼部
に燃R全供給するのを止める電磁弁と、各々の燃焼部が
燃焼しているかどうか全検出する燃焼検出器を有する。
BACKGROUND OF THE INVENTION A conventional combustion device having two combustion sections has an electromagnetic valve that stops the supply of fuel R to each combustion section, and a combustion detector that completely detects whether each combustion section is burning. .

そして、前記電磁弁が開で、燃焼部が燃焼すれば、燃焼
検出器からの燃焼信号を受けて、前記電磁弁を開き絖け
、燃:暁を継続する。また、前記電磁弁が開でちるにも
かかわらず、着火失敗あるいは立消えにより、燃焼部が
燃焼していなければ、前記燃焼検出器からの燃焼信号が
入力されないので、前記電磁弁全閉じて燃料(例えばガ
ス等)が漏れるのを防ぐというものでちった。
When the electromagnetic valve is open and the combustion section burns, the combustion signal from the combustion detector is received, the electromagnetic valve is opened, and the combustion continues. Furthermore, even though the solenoid valve is open, if the combustion section is not burning due to ignition failure or extinction, the combustion signal from the combustion detector will not be input, so the solenoid valve is fully closed and the fuel ( It was designed to prevent gas (for example, gas, etc.) from leaking.

発明が解決しようとする問題点 しかし、従来の購成では、着火失敗、あるい(亡通常の
燃焼を停止するため、電磁弁を閉じるという信号が出て
いるにもかかわらず、電磁弁がゴミをかみこんで閉じな
かったり、シール不良等により、いぜんとして燃焼部に
燃料が供給されると、燃焼全停止しようとしているのに
燃焼部が燃焼し続けることがあった。
Problems that the invention seeks to solve: However, in conventional purchasing methods, ignition failure or (death) occurs when the solenoid valve is closed due to debris, despite the signal to close the solenoid valve to stop normal combustion. If fuel is still supplied to the combustor due to failure to close or a defective seal, the combustor may continue to burn even though combustion is about to stop completely.

本発明は上記問題点に鑑み、燃焼全停止しようとしてい
るのにその燃焼部が燃焼し続け、停止しない場合、それ
全検出し、異常燃焼全停止することを目的とする。
SUMMARY OF THE INVENTION In view of the above-mentioned problems, it is an object of the present invention to detect when the combustion section continues to burn and does not stop even though combustion is about to be completely stopped, and to completely stop abnormal combustion.

問題点を解決するための手段 上記問題点を解決するために本発明の燃焼装置は、複数
の燃焼部と、前記各々の燃焼部に燃料を供給するのを止
める複数の電磁弁と、前記複数の燃焼部に燃料?供給す
るの全土める元電磁弁と、前記各々の燃焼部が燃焼して
いるかどうかを検出する複数の・燃焼検出器と、前記各
電磁弁の開閉全制御し、前記各々の燃焼部の燃焼を制御
する制御部と、前記各々の燃焼部に燃料を供給するのを
止める電磁弁の開閉信号と、その燃焼部が燃焼している
かどうかを検出する燃焼検出器からの燃焼信号を入力し
、前記電磁弁が閉であるにもかかわらず燃焼信号が入力
されていると、前記制御部に運転停止信号を出力し、全
ての電磁弁を閉じることにより複数の燃焼部の燃焼を停
止する異常燃焼検出部とに備えtものである。
Means for Solving the Problems In order to solve the above problems, the combustion device of the present invention includes a plurality of combustion sections, a plurality of solenoid valves that stop supplying fuel to each of the combustion sections, and a plurality of solenoid valves that stop supplying fuel to each of the combustion sections. Fuel in the combustion part? A main solenoid valve that controls the entire supply, a plurality of combustion detectors that detect whether each of the combustion sections is burning, and a plurality of combustion detectors that control the opening and closing of each of the solenoid valves and control the combustion of each of the combustion sections. a control unit that controls the combustion unit, an opening/closing signal for a solenoid valve that stops supplying fuel to each of the combustion units, and a combustion signal from a combustion detector that detects whether or not the combustion unit is combusting; If a combustion signal is input even though the solenoid valve is closed, an operation stop signal is output to the control section, and all solenoid valves are closed to stop combustion in multiple combustion sections. It is equipped with a detection section.

作用 本発明は上記した構成により、各々の燃焼部に燃料を供
給するのを止める電磁弁が閉であるにもかかわらず、電
磁弁のゴミかみやシール不良等により燃焼部に燃料が供
給されて、燃焼し続けていると、燃焼検出器により検出
し、異常燃焼検出部に燃焼信号全出力する。異常燃焼検
出部には、電磁弁の閉信号が入力されているので、異常
燃焼と判断し、制御部に運転停止信号全出力し、制御部
はその信号を受けて全ての電磁弁?閉じ、複数の燃焼部
の燃焼全停止する。
Operation The present invention has the above-described configuration, so that even though the solenoid valves that stop the supply of fuel to each combustion section are closed, fuel is supplied to the combustion sections due to dirt or seal failure in the solenoid valves. If combustion continues, it is detected by the combustion detector and the full combustion signal is output to the abnormal combustion detection section. Since the abnormal combustion detection section receives the closing signal of the solenoid valve, it determines that there is an abnormal combustion and outputs a full operation stop signal to the control section, which receives the signal and closes all the solenoid valves. Closes, and combustion of multiple combustion sections is completely stopped.

実施例 本発明の実施f11ヲ図面に基づき説明する。図は本発
明の一実施例である燃焼装置の/ステム図で、1.2は
燃焼部で、3は燃焼部1に燃料全供給するのを止める電
磁弁、4は燃焼部2に燃料全供給するの全土める電磁弁
、5は燃焼部1,2双方に燃料を供給するのを止める電
磁弁、6は燃焼部1の燃焼を検出する燃焼検出器、了は
燃焼部2の燃焼全検出する燃焼検出器、8は制御部で、
電磁弁3.4.5の開閉を制御し、燃焼部1.2の燃焼
を制御する。
Embodiment An embodiment f11 of the present invention will be described based on the drawings. The figure is a stem diagram of a combustion device that is an embodiment of the present invention. 1.2 is a combustion section, 3 is an electromagnetic valve that stops supplying all the fuel to the combustion section 1, and 4 is a stem diagram of a combustion device that supplies all the fuel to the combustion section 2. 5 is a solenoid valve that stops supplying fuel to both combustion sections 1 and 2, 6 is a combustion detector that detects combustion in combustion section 1, and 5 is a combustion detector that detects combustion in combustion section 2. a combustion detector for detecting; 8 is a control unit;
Controls the opening and closing of the electromagnetic valve 3.4.5 to control combustion in the combustion section 1.2.

9は異常燃焼検出部で、燃焼検出器6.了からの燃焼信
号と、電磁弁3,4の開閉信号を入力し、電磁弁3が閉
であるのに燃焼検出器6からの燃焼信号が入力されるか
、電磁弁4が閉であるのに燃焼検出器7からの燃焼信号
が入力された場合、異常燃焼と判断し、運転停止信号金
利(財)部8に出力する。
9 is an abnormal combustion detection section, which includes a combustion detector 6. Input the combustion signal from the combustion detector 6 and the open/close signals of the solenoid valves 3 and 4, and check if the combustion signal from the combustion detector 6 is input even though the solenoid valve 3 is closed, or if the solenoid valve 4 is closed. When a combustion signal from the combustion detector 7 is input to the engine, it is determined that there is abnormal combustion, and an operation stop signal is output to the interest rate (finance) section 8.

次にその動作全説明する。例えば、燃焼部1だけが燃焼
している時、電磁弁3,6は開で、電磁弁4は閉である
が、電磁弁4のゴミかみやシール不良等により燃焼部2
に燃料が供給され、燃焼すると、燃焼検出器7により検
出し、異常燃焼検出部9に燃焼信号全出力する。すると
、制御部8より電磁弁4の閉信号が入力されているのに
燃焼検出器7より燃焼信号が入力されるので異常燃焼と
判断し、制御部8に運転停止信号全出力する。制御部8
は運転停止信号を受けて、電磁弁6に閉じるので燃焼部
2に燃料が供給されなくなり、燃焼が停止する。
Next, the entire operation will be explained. For example, when only the combustion section 1 is burning, the solenoid valves 3 and 6 are open and the solenoid valve 4 is closed, but the combustion section
When fuel is supplied to and burns, it is detected by the combustion detector 7 and a full combustion signal is output to the abnormal combustion detection section 9. Then, since a combustion signal is input from the combustion detector 7 even though a closing signal for the electromagnetic valve 4 is input from the control section 8, it is determined that abnormal combustion has occurred, and a full operation stop signal is output to the control section 8. Control unit 8
receives the operation stop signal and closes the solenoid valve 6, so that fuel is no longer supplied to the combustion section 2 and combustion is stopped.

発明の効果 以上のように本発明によれば、燃焼全停止しようとして
いるのに、電磁弁がゴミ全かみこんで閉じなかったり、
シール不良等により燃料が流れ続は燃焼部が燃焼してい
る場合、この異常燃焼全検出し、電磁弁を閉じて燃料の
供給全土め、燃焼全停止できるので、従来の燃焼装置よ
りも安全性をきわめて高くできる。
Effects of the Invention As described above, according to the present invention, even though combustion is about to be completely stopped, the solenoid valve is stuck with all the dust and does not close.
If fuel continues to flow and the combustion part is burning due to a seal failure, etc., this abnormal combustion is detected and the solenoid valve is closed to completely stop the entire fuel supply, making it safer than conventional combustion equipment. can be made extremely high.

【図面の簡単な説明】[Brief explanation of drawings]

図は本発明の燃焼制御装置の一実施例金示すノステム構
成図である。 1.2・・・・・・燃焼部、3,4.6・・・・・・電
磁弁、6゜7・・・・・・燃焼検出部、8・・・・・・
制御部、9・・・・・・異常燃焼検出部。
The figure is a block diagram of a combustion control device according to an embodiment of the present invention. 1.2... Combustion section, 3, 4.6... Solenoid valve, 6゜7... Combustion detection section, 8...
Control unit, 9... Abnormal combustion detection unit.

Claims (1)

【特許請求の範囲】[Claims] 複数の燃焼部と、前記各々の燃焼部にそれぞれ接続し、
燃料を供給するのを止める複数の電磁弁と、この電磁弁
に接続し、前記複数の燃焼部に燃料を供給するのを止め
る元電磁弁と、前記各々の燃焼部が燃焼しているかどう
かを検出する複数の燃焼検出器と、前記各電磁弁の開閉
を制御し、前記各々の燃焼部の燃焼を制御する制御部と
、前記各々の燃焼部に燃料を供給するのを止める電磁弁
の開閉信号と、その燃焼部が燃焼しているかどうかを検
出する各燃焼検出器からの燃焼信号を入力し、前記電磁
弁が閉であるにもかかわらず燃焼信号が入力されている
と、前記制御部に運転停止信号を出力し、全ての電磁弁
を閉じることにより複数の燃焼部の燃焼を停止する異常
燃焼検出部とを備えた燃焼制御装置。
a plurality of combustion parts, each connected to each of the combustion parts,
A plurality of solenoid valves that stop supplying fuel, a source solenoid valve connected to the solenoid valves that stops supplying fuel to the plurality of combustion sections, and a source solenoid valve that determines whether or not each of the combustion sections is burning. a plurality of combustion detectors for detection; a control unit that controls opening and closing of each of the solenoid valves to control combustion of each of the combustion sections; and opening and closing of the solenoid valve that stops supplying fuel to each of the combustion sections. A signal and a combustion signal from each combustion detector that detects whether or not the combustion section is combusting are input, and if the combustion signal is input even though the solenoid valve is closed, the control section A combustion control device comprising: an abnormal combustion detection unit that outputs an operation stop signal to the engine and stops combustion in a plurality of combustion units by closing all electromagnetic valves.
JP61194348A 1986-08-20 1986-08-20 Combustion control device Expired - Lifetime JPH0730918B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61194348A JPH0730918B2 (en) 1986-08-20 1986-08-20 Combustion control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61194348A JPH0730918B2 (en) 1986-08-20 1986-08-20 Combustion control device

Publications (2)

Publication Number Publication Date
JPS6349625A true JPS6349625A (en) 1988-03-02
JPH0730918B2 JPH0730918B2 (en) 1995-04-10

Family

ID=16323087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61194348A Expired - Lifetime JPH0730918B2 (en) 1986-08-20 1986-08-20 Combustion control device

Country Status (1)

Country Link
JP (1) JPH0730918B2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01174821A (en) * 1987-12-26 1989-07-11 Miura Co Ltd Detector for fuel leakage
JPH02118317A (en) * 1988-10-27 1990-05-02 Sanyo Electric Co Ltd Burning control device
JPH02109149U (en) * 1989-01-31 1990-08-30
JPH02109150U (en) * 1989-01-31 1990-08-30
JPH04344021A (en) * 1991-05-22 1992-11-30 Harman Co Ltd Combustion controller
JPH0517345U (en) * 1991-07-26 1993-03-05 リンナイ株式会社 Combustion control device
US20160195285A1 (en) * 2008-07-03 2016-07-07 Mike Gum Variable Output Heating Control System

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Publication number Priority date Publication date Assignee Title
JP5566572B2 (en) * 2007-11-07 2014-08-06 パナソニック株式会社 Combustion device, fuel processing device, and fuel cell power generation system

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JPS588219A (en) * 1981-07-08 1983-01-18 Nippon Denso Co Ltd Collecting and purifying system of corpuscles in exhaust gas
JPS5847922A (en) * 1981-09-17 1983-03-19 Matsushita Electric Ind Co Ltd Combustion controller
JPS58158424A (en) * 1982-03-15 1983-09-20 Mitsubishi Electric Corp Combustion equipment having abnormality detecting function for flame detecting mechanism
JPS58164928A (en) * 1982-03-25 1983-09-29 Ebara Corp Monitor device for trouble in boiler system
JPS58200926A (en) * 1982-05-17 1983-11-22 Mitsubishi Electric Corp Control circuit for combustion
JPS59112124A (en) * 1982-12-20 1984-06-28 Hitachi Ltd Gas burner
JPS59134421A (en) * 1983-01-10 1984-08-02 ハネウエル・インコ−ポレ−テツド Combustion safety device
JPS59120350U (en) * 1983-01-27 1984-08-14 株式会社ノーリツ Safety device for combined gas combustion appliances
JPS59138810A (en) * 1983-01-28 1984-08-09 Yamatake Honeywell Co Ltd System for checking leakage from fuel control valve
JPS60216142A (en) * 1984-04-10 1985-10-29 Matsushita Electric Ind Co Ltd Hot water temperature controlling device of dual water circuit-in-two heater hot water supplying space heater
JPS6127415A (en) * 1984-07-17 1986-02-06 Matsushita Electric Ind Co Ltd Device to detect abnormality in gas control valve
JPS6176821A (en) * 1984-09-20 1986-04-19 Matsushita Electric Ind Co Ltd Hot water temperature control device for water heater having additional heating function
JPS61184354A (en) * 1985-02-12 1986-08-18 Matsushita Electric Ind Co Ltd Hot-water temperature control device of hot-water supplied having after-burning function
JPS6189646U (en) * 1985-08-29 1986-06-11

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01174821A (en) * 1987-12-26 1989-07-11 Miura Co Ltd Detector for fuel leakage
JPH0529811B2 (en) * 1987-12-26 1993-05-06 Miura Kogyo Kk
JPH02118317A (en) * 1988-10-27 1990-05-02 Sanyo Electric Co Ltd Burning control device
JPH02109149U (en) * 1989-01-31 1990-08-30
JPH02109150U (en) * 1989-01-31 1990-08-30
JPH04344021A (en) * 1991-05-22 1992-11-30 Harman Co Ltd Combustion controller
JPH0517345U (en) * 1991-07-26 1993-03-05 リンナイ株式会社 Combustion control device
US20160195285A1 (en) * 2008-07-03 2016-07-07 Mike Gum Variable Output Heating Control System

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