JP2010538393A - 異常状況に関連したプロセス制御データを保存し表示するシステム - Google Patents
異常状況に関連したプロセス制御データを保存し表示するシステム Download PDFInfo
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0264—Control of logging system, e.g. decision on which data to store; time-stamping measurements
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0267—Fault communication, e.g. human machine interface [HMI]
- G05B23/0272—Presentation of monitored results, e.g. selection of status reports to be displayed; Filtering information to the user
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Abstract
Description
Claims (27)
- 制御されたプロセスにおいて異常プロセス事象に関連したデータを処理するシステムであって、
コントローラと、
通信チャネルと、
プロセッサ、メモリ、および、入力装置を有し、前記入力装置がプロセス変数データを受信するのに適合し、前記プロセッサが受信された前記プロセス変数データに関連した統計データを第1のサンプル・レートで前記メモリに一時的に記憶し、前記メモリに記憶された前記統計データを前記通信チャネルを介して前記コントローラへ第2のサンプル・レートで通信するように構成されている、インテリジェント装置と、
を備えるシステム。 - 前記プロセッサが、異常プロセス事象の発生を検出し、前記異常プロセス事象の発生前に始まり、前記異常プロセス事象の発生後に終わる期間に亘って、前記受信されたプロセス変数データに関連した前記統計データの一部分を保存するようにさらに構成されている、請求項1に記載のシステム。
- 前記メモリに記憶され前記コントローラへ通信される前記統計データが、前記異常プロセス事象の発生前に始まり、前記異常プロセス事象の発生後に終わる前記期間の範囲内の前記統計データの前記一部分を包含する、請求項2に記載のシステム。
- 前記プロセッサが、前記異常事象の発生前に始まり、前記異常事象の発生後に終わる前記期間の範囲内の前記統計データの前記一部分を前記異常事象の発生後の時点で送信するようにさらに構成されている、請求項3に記載のシステム。
- 前記プロセッサが、前記異常事象の発生前に始まり、前記異常事象の発生後に終わる前記期間の範囲内の前記統計データの前記一部分を複数のデータパケットで送信するのに適合している、請求項4に記載のシステム。
- ディスプレイ装置と、
前記コントローラへ通信された前記プロセス変数データに関連した前記統計データの少なくとも一部分を前記ディスプレイ装置に表示させるインターフェイス・アプリケーションと、
をさらに備える、請求項1に記載のシステム。 - 前記プロセス変数データに関連した統計データが前記入力装置によって受信された前記プロセス変数データを包含する、請求項1に記載のシステム。
- 前記プロセス変数データに関連した統計データが前記入力装置によって受信された前記プロセス変数データから計算された統計データを包含する、請求項1に記載のシステム。
- 前記プロセス変数データに関連した前記統計データが前記メモリに記憶されるときの前記第1のサンプル・レートが、前記メモリに記憶された前記統計データが前記コントローラへ通信されるときの前記第2のサンプル・レートより高い、請求項1に記載のシステム。
- 前記メモリに記憶された前記統計データが移動時間窓の規定された長さに対応する期間に亘って受信されたプロセス変数データに対応するように、前記プロセッサが前記規定された長さの前記移動時間窓に対応した前記統計データを前記メモリに記憶するようにさらに構成されている、請求項1に記載のシステム。
- 前記移動時間窓の前記規定された長さが、前記プロセス変数データが関係する異常条件に基づいて動的に選択される、請求項10に記載のシステム。
- プロセスの少なくとも1つの局面を制御するスマート装置であって、
メモリと、
プロセス変数データを受信するのに適合している入力と、
前記受信されたプロセス変数データに関連付けられた統計データを第1のデータ・サンプル・レートで前記メモリに記憶し、前記受信されたプロセス変数データに関連付けられた前記統計データを第2のデータ・サンプル・レートで外部装置へ通信するように構成されているプロセッサと、
を備えるスマート装置。 - 前記第1のデータ・サンプル・レートが前記第2のデータ・サンプル・レートより高い、請求項12に記載のスマート装置。
- 前記メモリが移動時間窓の所定の長さに対応する期間に亘って統計データを記憶するように、前記プロセッサが前記所定の長さの前記移動時間窓に応じた前記統計データを前記メモリに記憶するようにさらに構成されている、請求項12に記載のスマート装置。
- 前記移動時間窓の前縁に対応する時点で受信された新しいデータが前記メモリに記憶されるとき、前記移動時間窓の後縁に対応する時点で受信され前記メモリに記憶されたより古いデータが廃棄されるように、前記統計データが先入れ先出しに基づいて前記メモリに記憶される、請求項14に記載のスマート装置。
- 前記プロセッサが異常事象の発生を検出するようにさらに構成されている、請求項12に記載のスマート装置。
- 前記プロセッサが、前記異常事象の発生前の所定の期間と前記異常事象の発生後の所定の期間とに対応する前記統計データの一部分を前記メモリに保存するようにさらに構成されている、請求項16に記載のスマート装置。
- 前記所定の期間が前記プロセスの現在の動作状態に基づいて動的に判定される、請求項17に記載のスマート装置。
- 前記プロセッサが前記メモリに記憶された前記統計データの前記一部分を前記異常事象の発生後の時点で通信するようにさらに構成されている、請求項17に記載のスマート装置。
- 前記プロセッサが前記メモリに記憶された前記統計データの前記一部分を複数のデータパケットを用いて通信するようにさらに構成されている、請求項17に記載のスマート装置。
- 異常状況に関連付けられたプロセス制御データを保存する方法であって、
プロセスに関連付けられたプロセス変数データを受信するステップと、
前記受信されたプロセス変数データに関連付けられた統計データを第1のデータ・サンプル・レートでメモリに一時的に記憶するステップと、
前記プロセスに関連付けられた異常状況を検出するステップと、
前記異常状況に応答して、前記メモリに記憶された前記統計データの一部分を保存するステップと、
前記受信されたプロセス制御データに関連付けられた前記統計データの前記保存された部分を通信チャネルを介して第2のデータ・サンプル・レートで通信するステップと、
を備える方法。 - 前記通信チャネルを介して通信された前記統計データの前記保存された部分をインターフェイス装置に表示するステップをさらに備える、請求項21に記載の方法。
- 前記異常状況の原因を判定するため、前記通信チャネルを介して通信された前記統計データの前記保存された部分を分析するステップをさらに備える、請求項21に記載の方法。
- 前記受信されたプロセス変数データに関連付けられた統計データを一時的に記憶するステップが所定の長さの移動時間窓を定義するステップを備え、
前記統計データが利用可能になるとき前記統計データがメモリに連続的に書き込まれ、
前記移動時間窓の前記長さに少なくとも等しい時間の長さに亘って前記統計データが前記メモリに記憶される、
請求項21に記載の方法。 - 前記第1のデータ・サンプル・レートが前記第2のデータ・サンプル・レートより高い、請求項21に記載の方法。
- 前記統計データの前記保存された部分を通信チャネルを介して通信するステップが、各データパケットが前記統計データの前記保存された部分より少ない量のデータを含む複数のデータパケットを通信するステップを備える、請求項21に記載の方法。
- 前記統計データの一部分を保存するステップが、前記異常状況が検出される前の所定の時間の長さに対応する前記統計データの第1の部分を保存するステップと、前記異常状況が検出された後の所定の時間の長さに対応する前記統計データの第2の部分を保存するステップとを備える、請求項21に記載の方法。
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US (1) | US7702401B2 (ja) |
EP (1) | EP2193413B1 (ja) |
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EP2193413A1 (en) | 2010-06-09 |
WO2009032583A1 (en) | 2009-03-12 |
CN101802736A (zh) | 2010-08-11 |
CN101802736B (zh) | 2013-08-28 |
US20090062933A1 (en) | 2009-03-05 |
EP2193413B1 (en) | 2013-12-11 |
US7702401B2 (en) | 2010-04-20 |
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