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JP2010267119A - Updating the input device - Google Patents

Updating the input device Download PDF

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Publication number
JP2010267119A
JP2010267119A JP2009118622A JP2009118622A JP2010267119A JP 2010267119 A JP2010267119 A JP 2010267119A JP 2009118622 A JP2009118622 A JP 2009118622A JP 2009118622 A JP2009118622 A JP 2009118622A JP 2010267119 A JP2010267119 A JP 2010267119A
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Japan
Prior art keywords
input device
input
simulation
arithmetic
updated
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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.)
Pending
Application number
JP2009118622A
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Japanese (ja)
Inventor
Koji Nagahisa
宏司 長久
Masahiko Kamiyama
雅彦 神山
Mutsuro Ashihara
睦郎 足原
Toshiya Sasaki
俊哉 佐々木
Masaki Fukushima
正喜 福島
Kenichi Mogi
健一 茂木
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Toshiba Corp
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Toshiba Corp
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Filing date
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Priority to JP2009118622A priority Critical patent/JP2010267119A/en
Publication of JP2010267119A publication Critical patent/JP2010267119A/en
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Abstract

【課題】仮設装置の設置および他監視器具での代替監視不要で入力装置を更新する。
【解決手段】ある値が入力される複数の入力装置2−1〜4のうち更新予定の入力装置2−1と演算装置3との間の接続を切り離し、入力装置模擬装置8を演算装置3に接続し、入力装置模擬装置8が模擬信号を演算装置3に出力し、演算装置3は入力装置模擬装置8の模擬信号により演算し、入力装置模擬装置8と演算装置3との間の接続を切り離し、更新した入力装置を前記演算装置3に接続する。
【選択図】図1
An input device is updated without installation of a temporary device and replacement monitoring with another monitoring device.
Of the plurality of input devices 2-1 to 4 to which a certain value is inputted, the connection between the input device 2-1 to be updated and the arithmetic device 3 is disconnected, and the input device simulator 8 is connected to the arithmetic device 3. , The input device simulation device 8 outputs a simulation signal to the arithmetic device 3, and the arithmetic device 3 performs an operation based on the simulation signal of the input device simulation device 8, and the connection between the input device simulation device 8 and the arithmetic device 3. And the updated input device is connected to the arithmetic device 3.
[Selection] Figure 1

Description

本発明は、検出器で検出された値等が入力される入力装置の更新方法に関する。 The present invention relates to a method for updating an input device to which a value detected by a detector is input.

従来の入力装置の更新方法を図4に示す。 FIG. 4 shows a conventional method for updating an input device.

検出器1−1〜4は同一プロセス量を検出する検出器であり、検出された値は入力装置2
−1〜4に入力される。
Detectors 1-1 to 4 are detectors that detect the same process amount, and the detected value is the input device 2.
-1 to 4 are input.

入力装置2−1〜4と演算装置3とが接続されており、演算装置3に設置された判定ロジ
ック3−1に入力装置2−1〜4の出力が入力される。
The input devices 2-1 to 4 and the arithmetic device 3 are connected, and the outputs of the input devices 2-1 to 4 are input to the determination logic 3-1 installed in the arithmetic device 3.

判定ロジック3−1にて演算された結果をポンプ4−1,弁4−2,表示器4−3に出力
し、プラント運転を実施している。
The result calculated by the determination logic 3-1 is output to the pump 4-1, the valve 4-2, and the display 4-3, and the plant operation is performed.

入力装置2−1〜4の更新作業においては、演算装置3の電源をすべて切り、入力装置2
−1〜4の更新を実施していた。
In the update operation of the input devices 2-1 to 4, all the arithmetic devices 3 are turned off and the input device 2
-1 to 4 were being updated.

その間、演算装置3は演算しないため、ポンプ4−1,弁4−2,表示器4−3は動作し
ない、または演算装置3の電源を切った時のプラント状態を保持していることから、仮設
装置6の設置を行い、入力装置2−1〜4の更新を実施していた(例えば、特許文献1参
照)。
In the meantime, since the arithmetic device 3 does not calculate, the pump 4-1, the valve 4-2, the display 4-3 does not operate, or the plant state when the power source of the arithmetic device 3 is turned off is maintained. The temporary device 6 was installed and the input devices 2-1 to 4 were updated (for example, refer to Patent Document 1).

特開2008−196894号公報JP 2008-196894 A

上述した入力装置の更新方法においては、演算装置3の電源をすべて切り作業を行うため
、ポンプ4−1,弁4−2をプラント状態により人間系で容易に操作出来るよう、仮設装
置6の設置が必要であり、仮設装置6の設置、ケーブル繋ぎ換え時間を要すること、各作
業によるヒューマンエラーが発生する可能性がある。
In the input device updating method described above, since the power of the arithmetic device 3 is completely turned off, the temporary device 6 is installed so that the pump 4-1 and the valve 4-2 can be easily operated in a human system depending on the plant state. Is necessary, installation of the temporary device 6, cable connection time, and human error due to each work may occur.

また、更新を実施している時は表示器4−3の表示が正常状態でないため、他監視器具で
の代替監視する必要であり、不慣れな代替監視でヒューマンエラーが発生する可能性があ
る。
Moreover, since the display on the display 4-3 is not in a normal state when updating is being performed, it is necessary to perform alternative monitoring with another monitoring instrument, and human error may occur due to inexperienced alternative monitoring.

本発明は上述した問題を解決するために、仮設装置の設置および他監視器具での代替監視
不要で入力装置を更新することを目的とする。
SUMMARY OF THE INVENTION In order to solve the above-described problems, an object of the present invention is to update an input device without installing a temporary device and performing an alternative monitoring with another monitoring instrument.

本発明に係る入力装置の更新方法は、ある値が入力される複数の入力装置のうち更新予
定の入力装置と演算装置との間の接続を切り離し、入力装置模擬装置を演算装置に接続し
、入力装置模擬装置が模擬信号を演算装置に出力し、演算装置は入力装置模擬装置の模擬
信号により演算し、入力装置模擬装置と演算装置との間の接続を切り離し、更新した入力
装置を演算装置に接続することを特徴とするものである。
The update method of the input device according to the present invention disconnects the connection between the input device to be updated and the arithmetic device among a plurality of input devices to which a certain value is input, and connects the input device simulation device to the arithmetic device, The input device simulation device outputs a simulation signal to the arithmetic device, the arithmetic device performs an operation based on the simulation signal of the input device simulation device, disconnects the connection between the input device simulation device and the arithmetic device, and updates the input device to the arithmetic device. It is characterized by connecting to.

本発明によれば、仮設装置の設置および他監視器具での代替監視が不要で入力装置を更新
することができる。
According to the present invention, it is possible to update the input device without installing a temporary device and replacing monitoring with another monitoring instrument.

本発明における実施例1に係る入力装置の更新方法を示す図。The figure which shows the update method of the input device which concerns on Example 1 in this invention. 本発明における実施例2に係る入力装置の更新方法を示す図。The figure which shows the update method of the input device which concerns on Example 2 in this invention. 本発明における実施例3に係る入力装置の更新方法を示す図。The figure which shows the update method of the input device which concerns on Example 3 in this invention. 従来の入力装置の更新方法を示す図。The figure which shows the update method of the conventional input device.

以下、本発明に係る入力装置の更新方法の実施形態について、図面を参照して説明する。 DESCRIPTION OF EMBODIMENTS Hereinafter, an embodiment of an input device updating method according to the present invention will be described with reference to the drawings.

図1は、本発明における実施例1に係る入力装置の更新方法を示す図であって、従来の入
力装置の更新方法を示す図3と同一符号は、同一部分又は相当部分を示す。実施例1は図
3において入力装置模擬装置8を付加した構成である。
FIG. 1 is a diagram illustrating an update method for an input device according to a first embodiment of the present invention. The same reference numerals as those in FIG. 3 illustrating the update method for a conventional input device indicate the same or corresponding portions. The first embodiment has a configuration in which an input device simulation device 8 is added in FIG.

入力装置2−1を更新する作業について説明する。 The operation | work which updates the input device 2-1 is demonstrated.

更新する入力装置2−1と演算装置3との間の接続を切り離す。入力装置模擬装置8を演
算装置3に接続する。入力装置模擬装置8は、あらかじめ設定された固定値を模擬信号と
して演算装置3に出力することで更新中の入力装置2−1の入力模擬を行う。入力装置模
擬装置8の模擬信号により、演算装置3は演算を継続する。入力装置2−1を新しい入力
装置(図示ぜず)に更新する。入力装置模擬装置8と演算装置3との間の接続を切り離す
。新しい入力装置を演算装置3に接続する。
The connection between the input device 2-1 to be updated and the arithmetic device 3 is disconnected. The input device simulation device 8 is connected to the arithmetic device 3. The input device simulation device 8 simulates the input of the input device 2-1 being updated by outputting a preset fixed value to the arithmetic device 3 as a simulation signal. The calculation device 3 continues the calculation based on the simulation signal from the input device simulation device 8. The input device 2-1 is updated to a new input device (not shown). The connection between the input device simulation device 8 and the arithmetic device 3 is disconnected. A new input device is connected to the arithmetic device 3.

本実施例によれば、入力装置模擬装置8が更新中の入力装置2−1の入力装置の模擬を行
うので、仮設装置の設置および他監視器具での代替監視不要で入力装置2−1を更新する
ことができる。
According to the present embodiment, since the input device simulation device 8 simulates the input device 2-1 being updated, the input device 2-1 can be installed without the need to install a temporary device and perform alternative monitoring with other monitoring devices. Can be updated.

なお、入力装置2−2〜4の更新作業の場合は、入力装置2−2〜4と演算装置3との間
の接続を切り離して入力装置模擬装置8を演算装置3に接続すればよい。
In the case of the update operation of the input devices 2-2 to 4, it is only necessary to disconnect the connection between the input devices 2-2 to 4 and the arithmetic device 3 and connect the input device simulation device 8 to the arithmetic device 3.

次に図2を用いて実施例2の説明を行う。実施例2は実施例1の入力装置模擬装置8と更
新対象でない入力装置2−2〜4のうち任意の入力装置とを接続する。
Next, Example 2 will be described with reference to FIG. In the second embodiment, the input device simulation device 8 of the first embodiment is connected to any input device among the input devices 2-2 to 4 that are not to be updated.

ここでは、入力装置模擬装置8と入力装置2−2とを接続した場合の入力装置2−1を更
新する作業について説明する。
Here, an operation of updating the input device 2-1 when the input device simulation device 8 and the input device 2-2 are connected will be described.

入力装置模擬装置8は、接続された入力装置2−2から入力された信号を模擬信号として
演算装置3に出力することで更新中の入力装置2−1の入力装置の模擬を行う。入力装置
模擬装置8の模擬信号により、演算装置3は演算を継続させて、入力装置2−1を更新す
ることができる。
The input device simulation device 8 simulates the input device of the input device 2-1 being updated by outputting a signal input from the connected input device 2-2 to the arithmetic device 3 as a simulation signal. Based on the simulation signal from the input device simulation device 8, the arithmetic device 3 can continue the calculation and update the input device 2-1.

本実施例によれば、入力装置模擬装置8が更新中の入力装置2−1の入力装置の模擬を行
うので、仮設装置の設置および他監視器具での代替監視不要で入力装置2−1を更新する
ことができる。
According to the present embodiment, since the input device simulation device 8 simulates the input device 2-1 being updated, the input device 2-1 can be installed without the need to install a temporary device and perform alternative monitoring with other monitoring devices. Can be updated.

また、入力装置模擬装置8の模擬信号は固定値ではなく、プラント状態の変化に対応して
いるので、プラント状態の変化に対応したプラント運転・監視が可能となる。
Further, since the simulation signal of the input device simulator 8 is not a fixed value and corresponds to a change in the plant state, plant operation / monitoring corresponding to the change in the plant state can be performed.

次に図3を用いて実施例3の説明を行う。実施例3は実施例2の入力装置模擬装置8に選
択回路8−1を備え、選択回路8−1と更新対象でない入力装置2−2〜4のうち複数の
入力装置とを接続する。
Next, Example 3 will be described with reference to FIG. In the third embodiment, the input device simulation device 8 according to the second embodiment includes a selection circuit 8-1, and connects the selection circuit 8-1 to a plurality of input devices among the input devices 2-2 to 4 that are not to be updated.

ここでは、選択回路8−1と入力装置2−2〜4とを接続した場合の入力装置2−1を更
新する作業について説明する。
Here, an operation of updating the input device 2-1 when the selection circuit 8-1 and the input devices 2-2 to 4 are connected will be described.

選択回路8−1は、接続された入力装置2−2〜4から入力された信号の平均値、中間値
、高低値等の選択設定を行い、選択された値を模擬信号として演算装置3に出力すること
で更新中の入力装置2−1の入力装置の模擬を行う。入力装置模擬装置8の模擬信号によ
り、演算装置3は演算を継続させるので、入力装置2−1を更新することができる。
The selection circuit 8-1 performs selection setting such as an average value, an intermediate value, and a high / low value of the signals input from the connected input devices 2-2 to 4 and uses the selected value as a simulation signal to the arithmetic device 3. By outputting, the input device of the input device 2-1 being updated is simulated. Since the calculation device 3 continues the calculation based on the simulation signal from the input device simulation device 8, the input device 2-1 can be updated.

本実施例によれば、入力装置模擬装置8が更新中の入力装置2−1の入力装置の模擬を行
うので、仮設装置の設置および他監視器具での代替監視不要で入力装置2−1を更新する
ことができる。
According to the present embodiment, since the input device simulation device 8 simulates the input device 2-1 being updated, the input device 2-1 can be installed without the need to install a temporary device and perform alternative monitoring with other monitoring devices. Can be updated.

また、入力装置模擬装置8の模擬信号は固定値ではなく、プラント状態の変化に対応して
いるので、プラント状態の変化に対応したプラント運転・監視が可能となる。
Further, since the simulation signal of the input device simulator 8 is not a fixed value and corresponds to a change in the plant state, plant operation / monitoring corresponding to the change in the plant state can be performed.

さらに、入力装置模擬装置8の模擬信号は更新対象でない複数の入力装置2−2〜4の信
号を使用して選択回路8−1にて選択する信号を模擬信号とすることにより信頼性を向上
させることができる。
Further, the simulation signal of the input device simulation device 8 improves the reliability by using the signals of the plurality of input devices 2-2 to 4-4 that are not to be updated and selecting the signal selected by the selection circuit 8-1 as a simulation signal. Can be made.

なお、以上の説明は単なる例示であり、本発明は上述の実施の形態に限定されず、様々な
形態で実施することができる。
The above description is merely an example, and the present invention is not limited to the above-described embodiment, and can be implemented in various forms.

1−1〜4・・・・検出器
2−1〜4・・・・入力装置
3・・・・・・・・演算装置
3−1・・・・・・判定ロジック
4−1・・・・・・ポンプ
4−2・・・・・・弁
4−3・・・・・・表示器
6・・・・・・・・仮設装置
8・・・・・・・・入力装置模擬装置
8−1・・・・・・選択回路
1-1-4 ... detectors 2-1-4 ... input device 3 ... arithmetic device 3-1, decision logic 4-1, ... ... Pump 4-2 ... Valve 4-3 ... Display 6 ... Temporary device 8 ... Input device simulator 8 -1 ... Selection circuit

Claims (4)

ある値が入力される複数の入力装置のうち更新予定の入力装置と演算装置との間の接続を
切り離し、
入力装置模擬装置を前記演算装置に接続し、
前記入力装置模擬装置が模擬信号を前記演算装置に出力し、
前記演算装置は前記入力装置模擬装置の模擬信号により演算し、
前記入力装置模擬装置と前記演算装置との間の接続を切り離し、
更新した入力装置を前記演算装置に接続することを特徴とする入力装置の更新方法。
Disconnect the connection between the input device to be updated and the computing device among the multiple input devices to which a certain value is input,
Connecting an input device simulator to the computing device;
The input device simulation device outputs a simulation signal to the arithmetic device,
The arithmetic device is operated by a simulation signal of the input device simulator,
Disconnecting the connection between the input device simulation device and the arithmetic device,
A method for updating an input device, comprising: connecting the updated input device to the arithmetic device.
前記入力装置模擬装置の模擬信号があらかじめ設定された固定値であることを特徴とする
請求項1記載の入力装置の更新方法。
2. The method of updating an input device according to claim 1, wherein the simulation signal of the input device simulator is a fixed value set in advance.
前記入力装置模擬装置を前記演算装置および更新予定でない入力装置に接続し、
前記入力装置模擬装置が前記更新予定でない入力装置から入力された信号を模擬信号とし
て前記演算装置に出力することを特徴とする請求項1記載の入力装置の更新方法。
Connecting the input device simulation device to the arithmetic device and an input device that is not scheduled to be updated;
The input device updating method according to claim 1, wherein the input device simulation device outputs a signal input from the input device not scheduled to be updated to the arithmetic device as a simulation signal.
前記入力装置模擬装置を前記演算装置および更新予定でない複数の入力装置に接続し、
前記入力装置模擬装置が前記更新予定でない複数の入力装置から入力された信号に基づい
た値を模擬信号として前記演算装置に出力することを特徴とする請求項1記載の入力装置
の更新方法。
Connecting the input device simulation device to the arithmetic device and a plurality of input devices that are not scheduled to be updated;
The input device updating method according to claim 1, wherein the input device simulation device outputs a value based on signals input from a plurality of input devices not scheduled to be updated to the arithmetic device as a simulation signal.
JP2009118622A 2009-05-15 2009-05-15 Updating the input device Pending JP2010267119A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012164052A (en) * 2011-02-04 2012-08-30 Internatl Business Mach Corp <Ibm> Control system, method, and program
US9064110B2 (en) 2011-02-14 2015-06-23 International Business Machines Corporation Anomaly detection to implement security protection of a control system
US9075410B2 (en) 2011-02-15 2015-07-07 International Business Machines Corporation Abnormality detection for isolating a control system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0854975A (en) * 1994-08-15 1996-02-27 Nec Corp Key input device
JP2003067010A (en) * 2001-08-22 2003-03-07 Toshiba Corp Bit operation control device and programmable logic controller having the same
JP2008196894A (en) * 2007-02-09 2008-08-28 Toshiba Corp Control panel test terminal block, control panel automatic test device, and temporary control device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0854975A (en) * 1994-08-15 1996-02-27 Nec Corp Key input device
JP2003067010A (en) * 2001-08-22 2003-03-07 Toshiba Corp Bit operation control device and programmable logic controller having the same
JP2008196894A (en) * 2007-02-09 2008-08-28 Toshiba Corp Control panel test terminal block, control panel automatic test device, and temporary control device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012164052A (en) * 2011-02-04 2012-08-30 Internatl Business Mach Corp <Ibm> Control system, method, and program
US10678911B2 (en) 2011-02-04 2020-06-09 International Business Machines Corporation Increasing availability of an industrial control system
US9064110B2 (en) 2011-02-14 2015-06-23 International Business Machines Corporation Anomaly detection to implement security protection of a control system
US9075410B2 (en) 2011-02-15 2015-07-07 International Business Machines Corporation Abnormality detection for isolating a control system
US9354625B2 (en) 2011-02-15 2016-05-31 International Business Machines Corporation Abnormality detection for isolating a control system

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