JP3386519B2 - When erroneous interruption reregistration function gas cutoff apparatus - Google Patents

When erroneous interruption reregistration function gas cutoff apparatus

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JP3386519B2
JP3386519B2 JP18379893A JP18379893A JP3386519B2 JP 3386519 B2 JP3386519 B2 JP 3386519B2 JP 18379893 A JP18379893 A JP 18379893A JP 18379893 A JP18379893 A JP 18379893A JP 3386519 B2 JP3386519 B2 JP 3386519B2
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flow
flow rate
re
signal
unit
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JPH0744240A (en
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胤明 勝野
俊明 北條
卓久 大谷
輝久 小島
忠徳 白沢
秀司 藤野
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大阪瓦斯株式会社
東京瓦斯株式会社
東邦瓦斯株式会社
松下電器産業株式会社
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【発明の詳細な説明】 【0001】 【産業上の利用分野】本発明は、ガスメータ以後のガス使用時に、ガス使用上の安全性を図るガス遮断装置に関するものである。 BACKGROUND OF THE INVENTION [0001] FIELD OF THE INVENTION The present invention, in use the gas meter after the gas, to a gas cutoff apparatus that achieve the safety of the gas used. 【0002】 【従来の技術】従来、この種のガス遮断装置は、図3に示すように、通過ガス量に応じて流量信号gを出力する流量測定手段21、流量測定手段21から送られる流量信号gを受けて実流量p1を計算する流量演算部22、 [0004] Conventionally, this type of gas cutoff apparatus, as shown in FIG. 3, the flow rate measuring means 21 for outputting a flow rate signal g according to the passing gas amount, the flow rate fed from the flow rate measuring means 21 flow rate calculation unit 22 for calculating the actual flow rate p1 receives the signal g,
所定の学習期間(30日)の間、実流量p1から流量パターンqを学習結果として算出して保持する学習処理部23、学習処理部23から送られる学習結果の流量パターンqと流量演算部22から送られてくる流量パターンp2を受けて比較し、学習処理部23から送られてくる学習結果の流量パターンqに含まれない異常な流量パターンp2を検出すると、異常を判定して遮断・警報信号rを出力する流量判定部24、流量判定部24から送られてくる遮断・警報信号rを受け遮断・警報信号rに基づき警告報知またはガス通路を遮断する遮断警報手段2 During a predetermined learning period (30 days), the learning processing unit 23 for holding the actual flow rate p1 to calculate the flow rate pattern q as a learning result, the learning result sent from the learning processing unit 23 flow pattern q and flow rate calculation unit 22 in response to the flow rate pattern p2 sent from comparison detects an abnormal flow pattern p2 not included in the flow pattern q of sent from the learning processing unit 23 learning result, blocking and alarm to determine an abnormality flow rate determining unit outputs a signal r 24, blocking the alarm means for blocking a warning notification or gas passage based on the flow rate determining unit 24 from the sent undergo blocking and alarm signals r come blocking and alarm signals r 2
5からなっている。 It is made up of 5. 【0003】 【発明が解決しようとする課題】しかし、このようなガス遮断装置は、特定の期間のみを学習期間としているために、特定期間内の流量パターンを学習結果として保持することとなり、季節の移り変わりによるガス使用量の増減や複数器具の同時使用による組み合わせに起因するガス使用量の変化や、さらに新しく追加されたガス器具を使用することによりガス使用量の変化がおこり、ガスの使用流量パターンp2は学習結果の流量パターンqと異なることとなり誤警報、誤遮断をした。 [0003] The present invention is to provide, however, such a gas shut-off device, in order that only the learning period a particular period of time, it becomes possible to hold the flow pattern in a particular time period as a learning result, seasonal transition change of gas usage and due to the combination by simultaneous use of increased or decreased and multiple instruments gas consumption due to the, occurs a change in gas usage by using the more newly added gas appliances, the use of gas flow pattern p2 was a false alarm will be different from the flow rate pattern q learning result, an erroneous cutoff. 【0004】つまり、従来のガス遮断装置では、実際のガスの使用形態にそぐわない誤警報、誤遮断が行なわれる不具合点があった。 [0004] That is, the conventional gas shutoff device, erroneous unsuitable for usage of actual gas alarm, there is a problem point erroneous cutoff is performed. 【0005】そこで、本発明のガス遮断装置では、誤遮断を起こさせた流量パターンによる再度の誤遮断を無くすことにより装置の信頼性向上を図ることを目的とする。 [0005] Therefore, in the gas cutoff apparatus of the present invention aims to improve the reliability of the device by eliminating the erroneous cutoff again by the flow pattern to cause an erroneous cutoff. 【0006】 【課題を解決するための手段】そして、上記目的を達成するために本発明の手段は、通過ガス量に対応した流量信号を出力する流量測定手段と、流量信号を換算し実流量を計算する流量演算部と、所定の学習期間の間、実流量から流量パターンを学習結果として算出して保持する学習処理部と、学習結果の流量パターンと実流量の流量パターンとを比較し、学習結果の流量パターンに含まれない異常な実流量の流量パターンを検出して異常を判定すると遮断・警報信号を出力する流量判定部と、流量判定部の遮断・警報信号に基づき警告報知またはガス通路を遮断する遮断警報手段と、流量判定部が検出した異常な流量パターンを保存する遮断流量記憶部と、再登録開始信号を外部より受信することにより再登録信号を発信する [0006] Means for Solving the Problems] The means of the present invention in order to achieve the above object, a flow rate measuring means for outputting a flow rate signal corresponding to the passing gas amount, the actual flow rate by converting the flow rate signal the compares the flow rate calculation unit that calculates, during a predetermined learning period, the learning processing unit that holds the actual flow rate to calculate the flow rate pattern as a learning result, the learning result and the flow pattern and the actual flow rate of the flow rate pattern, a flow rate determining unit for outputting a blocking-alarm signal and to detect abnormal actual flow rates of a pattern not included in the flow pattern of the learning result determining abnormality, a warning notification or gas on the basis of the cutoff and alarm signal of the flow rate determination unit transmits a blocking alarm means for blocking the passage, and blocking flow rate storage unit for flow rate determination unit stores an abnormal flow pattern detected, a re-registration signal by receiving the re-registration start signal from the outside 誤遮断時再登録信号入力手段と、誤遮断時再登録信号入力手段から再登録信号を受けとり学習処理部に対して遮断流量記憶部の異常な流量パターンの保持を指示する誤遮断時再登録処理部とを備えたものである。 And erroneous cutoff time of re-registration signal input means, erroneous cutoff time of re-registration signal input unit instruction erroneously interrupted when re-registration process the retention of abnormal flow patterns of the blocking flow storage unit with respect to the learning processing unit receives a re-registration signal from the it is obtained by a part. 【0007】 【作用】そして、上記手段により本発明は、季節の移り変わりによるガス使用量の増減や複数器具の同時使用による組み合わせに起因するガス使用量の変化や新しく追加されたガス器具を使用することによって誤遮断を起こした場合、誤遮断時再登録信号入力手段に再学習開始信号を入力することにより、誤遮断を起こさせた使用流量パターンに基づいて学習処理部の学習結果を更新する。 [0007] [action] Then, the present invention by the means, using the amount of gas used changes or newly added gas appliance due to a combination according to simultaneous use of increased or decreased and multiple instruments gas consumption due to changing seasons If that caused the erroneous interruption by, by entering a re-learning start signal to the re-registration signal input unit when erroneous cutoff, updates the learning result of the learning processing unit based on the flow rate used pattern to cause an erroneous cutoff. 【0008】こうして誤遮断を起こさせたガスの使用流量パターンによる再度の誤警報や誤遮断を無くし、信頼性を向上する。 [0008] eliminate false alarms and false shut off again way by using flow pattern of erroneous cutoff provoked a gas, to improve the reliability. 【0009】 【実施例】以下、本発明のガス遮断装置の一実施例を図面を参照して説明する。 [0009] [Embodiment] Hereinafter, a description will be given of an embodiment of a gas cutoff apparatus of the present invention with reference to the drawings. 図1において、通過ガス量に応じて流量信号Gを出力する流量測定手段1、流量測定手段1から送られる流量信号Gを受けて換算し実流量P1 In Figure 1, the flow rate measuring means 1 for outputting a flow rate signal G according to the passing gas amount, converted by receiving the flow signal G transmitted from the flow measuring unit 1 the actual flow rate P1
を計算する流量演算部2、所定の学習期間の間、実流量P1から流量パターンQを学習結果として算出して保持する学習処理部3(今、個別流量の学習結果として5、 Flow rate calculation unit 2 for calculating a for a predetermined learning period, learning processing unit 3 for holding the actual flow rate P1 to calculate the flow rate pattern Q as the learning result (now 5 as a learning result of the individual flow rate,
6、8m 3 /hの流量区分が登録されているものとする)、学習処理部3から送られる学習結果の流量パターンQと流量演算部2から送られてくる流量パターンP2 6,8m 3 / h of flow rate class is assumed to be registered), sent from the flow rate pattern Q and the flow rate calculation unit 2 of the learning result sent from the learning processing unit 3 flow pattern P2
を受け比較判定して学習処理部3から送られてくる学習結果の流量パターンQに含まれない異常な流量パターンP2の場合に遮断・警報信号Rを出力する流量判定部4、流量判定部4から送られてくる遮断・警報信号Rを受け警告報知またはガス通路を遮断する遮断警報手段5 And outputs a blocking-alarm signal R when the receiving is not included in the flow pattern Q results learning transmitted from the learning processing unit 3 compares the determination to abnormal flow patterns P2 flow determination unit 4, the flow determination unit 4 blocking alarm means for blocking a warning notification or gas passage receiving the blocking-alarm signal R transmitted from 5
を備えている。 It is equipped with a. 【0010】そして、さらに前記流量判定部4(今、5 [0010] Then, further the flow rate determining section 4 (now, 5
3 /hと6m 3 /hの組み合わせにより発生した流量の11m 3 /hが検出されたとする)が検出した異常な流量パターンFを保持する遮断流量記憶部6(11m 3 m 3 / h and 6 m 3 / 11m combination flow generated by the h 3 / h is to have been detected) interrupting the flow storage unit 6 for holding an abnormal flow pattern F was detected (11m 3
/hが保持される)と、再登録開始信号を外部より受信することにより(ガス遮断装置から出ている所の通信線とガスを供給するセンタとを結ぶ通信を行うNCU通信ラインやガス遮断装置を構成している所のリードスイッチとLEDの部品を活用し、フォトトランジスタと電磁石を用いて通信を行うLED設定器等により入力する) / H and is maintained), re-registration start signal by receiving externally (NCU communication lines and gas barrier performing communication connecting the center supplies the communication line and gas where coming out of the gas shutoff device utilizing reed switch and LED components where constituting the apparatus, and inputs the LED set and the like for performing communication using a phototransistor and an electromagnet)
再登録信号Tを発信する誤遮断時再登録信号入力手段7 When erroneous interruption transmits a re-registration signal T reregistration signal input means 7
と、誤遮断時再登録信号入力手段7から再登録信号Tを受けとり学習処理部3に対して遮断流量記憶部6の異常な流量パターンF(11m 3 /h)の保持を指示する誤遮断時再登録処理部8(この結果、学習結果は5、6、 If, when erroneous interruption instructing the retention of abnormal flow patterns of the blocking flow storage unit 6 with respect to the learning processing section 3 receives a re-registration signal T from the erroneous cutoff time of re-registration signal input unit 7 F (11m 3 / h) re-registration processing section 8 (As a result, the learning result is 5, 6,
8、11m 3 /hとなる)を備えている。 It has a become 8,11m 3 / h). 【0011】図2にステップ11〜ステップ17にわたる上記手段のプログラムフローを示す。 [0011] Figure 2 over steps 11 17 shows the program flow of the means. 今、処理開始から処理終了までのフローはインターバルカレンダ等により周期的に処理されるものとする。 Now, the flow of up to process end from the processing start shall be periodically processed by the interval calender or the like. 流量判定部4において処理11(各ブロック左上の数字)で異常流量であるかを判断し、異常流量でない場合は処理14に移行し、 Processing 11 judges whether the abnormal flow rate (each block upper left number) at a flow rate determining unit 4, if not abnormal flow proceeds to the processing 14,
異常流量である場合は遮断警報手段5において処理12 If an abnormal flow process in interrupted alarm means 5 12
で警報または遮断を行い処理13に移行する。 In shifts to processing 13 performs an alarm or blocking. 処理13 Processing 13
は遮断流量記憶部6において遮断流量を保持し処理14 Holding handles blocking flow in blocking flow rate storage unit 6 14
に移行する。 To migrate to. 処理14で誤遮断時再登録信号入力手段7 When erroneous interruption in the process 14 re-registration signal input unit 7
において誤遮断時再登録を開始する信号が来ているかを判断し、信号が来ていない場合は処理を終了し、信号が来ている場合は処理15で再登録信号を発信し処理16 Determine whether the signal to start the erroneous cutoff time of re-registration is coming in, if not coming signal terminates the process, if the signal is coming transmitted the re-registration signal processing 15 processing 16
に移行する。 To migrate to. 処理16で誤遮断時再登録処理部8において再登録開始信号を処理のスタートの起点とし誤遮断流量を加工し(加工には遮断流量に安全係数を掛ける場合と掛けない場合がある)処理17に移行し、処理17で学習処理部3において加工された誤遮断流量を学習結果に登録し処理を終了する。 Processing the blocked flow erroneously re-registration start signal as a starting point of the start of the processing at the blocking time of re-registration processing section 8 erroneous process 16 (the process may not multiplied with the case of applying a safety factor to the interrupting flow rate) process 17 It migrated to end the erroneous blocking flow which is processed registered in the learning result processing in the learning processing unit 3 in the processing 17 to. 【0012】 【発明の効果】以上の説明から明らかなように、本発明の誤遮断時再登録機能付きガス遮断装置は、誤遮断時再登録手段により誤遮断流量を新規な学習結果として更新・保持することにより、実流量にそくした学習結果の流量パターンに適合でき、ガス使用の妨げとなる誤警報と誤遮断の再発が排除でき、装置の信頼性の向上が期待できる。 [0012] As apparent from the above description, erroneous cutoff time of re-registration function gas cutoff apparatus of the present invention, the update-blocking flow erroneous by erroneous cutoff during re-registration means as a new learning result by holding, can conform to the flow pattern of the learning result in line with the actual flow rate, recurrence of erroneous interruption and false alarms hinders gas used can be eliminated, it is expected to improve the reliability of the device.

【図面の簡単な説明】 【図1】本発明の一実施例の誤遮断時再登録機能付きガス遮断装置の機能ブロック図【図2】同装置におけるプログラムフローチャート【図3】従来のガス遮断装置の機能ブロック図【符号の説明】 1 流量測定手段2 流量演算部3 学習処理部4 流量判定部5 遮断警報手段6 遮断流量記憶部7 誤遮断時再登録信号入力手段8 誤遮断時再登録処理部 BRIEF DESCRIPTION OF THE DRAWINGS [Figure 1] program flowchart of the functional block diagram Figure 2 the apparatus of the re-registration function gas cutoff apparatus when erroneous interruption of an embodiment of the present invention [3] Conventional gas shutoff device functional block diagram [eXPLANATION oF sYMBOLS] 1 flow measuring means 2 flow rate calculation unit 3 learning processing unit 4 flow determination unit 5 blocking alarm means 6 blocking the flow storage unit 7 erroneous cutoff time of re-registration signal input unit 8 erroneous cutoff time of re-registration processing part

───────────────────────────────────────────────────── フロントページの続き (72)発明者 大谷 卓久 大阪府門真市大字門真1006番地 松下電 器産業株式会社内(72)発明者 白沢 忠徳 大阪府門真市大字門真1006番地 松下電 器産業株式会社内(72)発明者 小島 輝久 神奈川県川崎市多摩区堰1−7−16 (72)発明者 勝野 胤明 千葉県柏市明原3−1−20 (72)発明者 藤野 秀司 大阪府大阪市中央区平野町四丁目1番2 号 大阪瓦斯株式会社内(72)発明者 北條 俊明 愛知県東海市新宝町507−2 東邦瓦斯 株式会社内 (56)参考文献 特開 平3−191206(JP,A) 特開 平3−237986(JP,A) (58)調査した分野(Int.Cl. 7 ,DB名) G05D 7/06 G01F 3/00 - 9/02 ────────────────────────────────────────────────── ─── of the front page continued (72) inventor Otani TakuHisa Osaka Prefecture Kadoma Oaza Kadoma 1006 address Matsushita unit intra-industry Co., Ltd. (72) inventor Tadanori Shirasawa Osaka Prefecture Kadoma Oaza Kadoma 1006 address Matsushita unit industry Co., Ltd. the inner (72) inventor Teruhisa Kojima Kawasaki City, Kanagawa Prefecture Tama-ku, weir 1-7-16 (72) inventor KATSUNO TaneAkira Kashiwa City, Chiba Prefecture Akehara 3-1-20 (72) inventor Shuji Fujino Osaka-shi, Osaka center Subdivision Hirano-cho chome No. 1 No. 2 Osaka gas Co., Ltd. in the (72) inventor Toshiaki Hojo Aichi Prefecture Tokai Shintakara-cho, 507-2 Toho gas Co., Ltd. in the (56) reference Patent flat 3-191206 (JP, a ) Patent flat 3-237986 (JP, a) (58 ) investigated the field (Int.Cl. 7, DB name) G05D 7/06 G01F 3/00 - 9/02

Claims (1)

  1. (57)【特許請求の範囲】 【請求項1】通過ガス量に対応した流量信号を出力する流量測定手段と、前記流量信号を換算して実流量を計算する流量演算部と、所定の学習期間の間、前記実流量から流量パターンを学習結果として算出して保持する学習処理部と、前記学習結果の流量パターンと前記実流量の流量パターンとを比較し、前記学習結果の流量パターンに含まれない異常な実流量の流量パターンを検出して異常を判定した場合に遮断・警報信号を出力する流量判定部と、前記流量判定部の遮断・警報信号に基づき警告報知またはガス通路を遮断する遮断警報手段と、前記流量判定部が検出した異常な流量パターンを保存する遮断流量記憶部と、再登録開始信号を外部より受信することにより再登録信号を発信する誤遮断時再登録信号入 (57) and the flow rate measuring means for outputting a flow rate signal corresponding to the Claims 1 passing gas amount, a flow rate calculation unit for calculating the actual flow rate by converting the flow signal, a predetermined learning compared during the period, the learning processing unit for holding calculated as a learning result the flow pattern from the actual flow, the flow pattern of the learning result and said actual flow rate of the flow pattern, included in the flow pattern of the learning result blocking a flow determination unit for outputting a blocking-alarm signal, a warning notification or gas passage based on blocking and alarm signal of the flow rate determining unit abnormal actual flow rates of a pattern that is not the case it is determined the abnormality is detected and interrupting the alarm unit, the flow rate and cut-off flow rate storage unit determination unit stores an abnormal flow pattern detected, re-registration start signal again when erroneous interruption transmits a registration signal re-registration signal input by receiving from outside 手段と、前記誤遮断時再登録信号入力手段から前記再登録信号を受けとり前記学習処理部に対して前記遮断流量記憶部の異常な流量パターンの保持を指示する誤遮断時再登録処理部とを備えた誤遮断時再登録機能付きガス遮断装置。 Means and, and the erroneous blocking during re-registration signal input unit from the re-occurrence of interruption erroneously instructs the retention of abnormal flow patterns of the blocking flow storage unit a registration signal to the learning processing unit receives re-registration processing section with the erroneous cutoff time of re-registration function gas cutoff apparatus.
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