JP2014146334A - 動作プロセスを監視するシステムおよび方法 - Google Patents
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Abstract
【解決手段】方法例は、動作プロセスユニットにおけるアセットと関連付けられる機器パラメータを監視することと、アセットと関連付けられるプロセスパラメータを監視することとを含む。方法例は、アセットに対応するアセット健全性を判定することを含む。アセット健全性は、腐食性指数を腐食閾値と比較することによって、アセットと関連付けられる潜在的な腐食状態に基づいて判定される。腐食性指数は、監視された機器パラメータまたは監視されたプロセスパラメータの現在の値または経時的な変化のうちの少なくとも1つの関数である。
【選択図】図6
Description
Claims (21)
- 動作プロセスユニットにおけるアセットと関連付けられる機器パラメータを監視することと、
前記アセットと関連付けられるプロセスパラメータを監視することと、
腐食性指数が、前記監視された機器パラメータまたは前記監視されたプロセスパラメータの現在の値または経時的な変化のうちの少なくとも1つの関数である、前記アセットに対応するアセット健全性値であって、前記腐食性指数を腐食閾値と比較することによって、前記アセットと関連付けられる潜在的な腐食状態に基づいて判定される、アセット健全性値を判定することと、
を含む、方法。 - 前記腐食性指数は、前記アセットのアセットタイプに基づいて判定される、
請求項1に記載の方法。 - 前記アセットタイプは、液体炭化水素ユニット、ガス状炭化水素ユニット、または含水ユニットのうちの少なくとも1つである、
請求項2に記載の方法。 - 前記潜在的な腐食状態を判定することは、腐食への影響に基づいて、前記監視された機器パラメータまたは前記監視されたプロセスパラメータに加重することを含む、
請求項1に記載の方法。 - 前記腐食閾値は、前記機器パラメータまたは前記プロセスパラメータへの制限を特定する、
請求項1に記載の方法。 - 前記潜在的な腐食状態と関連付けられる警報を生成することをさらに含み、前記警報は、オペレータに提示される、
請求項1に記載の方法。 - 熱応力指数を熱応力閾値と比較することによって、前記アセットと関連付けられる熱応力を判定することをさらに含み、前記熱応力指数は、前記監視された機器パラメータまたは前記監視されたプロセスパラメータの経時的な変化の関数である、
請求項1に記載の方法。 - 前記熱応力と関連付けられる警報を生成することをさらに含み、前記警報は、オペレータに提示される、
請求項7に記載の方法。 - プロセスユニットにおけるアセットと関連付けられる機器パラメータおよびプロセスパラメータを監視する監視アプリケーションと、
前記アセットに対応するアセット健全性を判定するアセット健全性値計算機であって、前記アセット健全性は、熱応力指数を熱応力閾値と比較することによって、前記アセットと関連付けられる熱応力に基づいて判定され、前記熱応力指数は、前記監視された機器パラメータまたは前記監視されたプロセスパラメータの経時的な変化の関数である、アセット健全性値計算機と、
を備える、システム。 - 前記熱応力指数は、前記アセットの材料組成、材料の壁厚、安全域、技術指針、または業界規格のうちの少なくとも1つに基づいて判定される、
請求項9に記載のシステム。 - 前記熱応力を判定することは、熱応力への影響に基づいて、前記監視された機器パラメータまたは前記監視されたプロセスパラメータに加重することを含む、
請求項9に記載のシステム。 - 前記熱応力閾値は、前記機器パラメータまたは前記プロセスパラメータへの制限を特定する、
請求項9に記載のシステム。 - 前記熱応力と関連付けられる警報を生成する熱応力アナライザをさらに備え、前記警報は、オペレータに提示される、
請求項9に記載のシステム。 - 腐食性指数を腐食閾値と比較することによって、前記アセットと関連付けられる潜在的な腐食状態を判定する腐食アナライザをさらに備え、前記腐食性指数は、前記監視された機器パラメータまたは前記監視されたプロセスパラメータの現在の値または経時的な変化のうちの少なくとも1つの関数である、
請求項9に記載のシステム。 - 前記腐食アナライザは、前記潜在的な腐食状態と関連付けられる警報を生成するものであり、前記警報は、オペレータに提示される、
請求項14に記載のシステム。 - 実行されたときに、コンピュータデバイスに、少なくとも、
動作プロセスユニットにおけるアセットと関連付けられる機器パラメータを監視させ、
前記アセットと関連付けられるプロセスパラメータを監視させ、
腐食性指数が、前記監視された機器パラメータまたは前記監視されたプロセスパラメータの現在の値または経時的な変化のうちの少なくとも1つの関数である、前記アセットに対応するアセット健全性値であって、前記腐食性指数を腐食閾値と比較することによって、前記アセットと関連付けられる潜在的な腐食状態に基づいて判定される、アセット健全性値を判定させる、
命令を備える、コンピュータ可読記憶媒体。 - 前記腐食性指数は、前記アセットのアセットタイプに基づいて判定される、
請求項16に記載のコンピュータ可読記憶媒体。 - 前記潜在的な腐食状態を判定することは、腐食への影響に基づいて、前記監視された機器パラメータまたは前記監視されたプロセスパラメータに加重することを含む、
請求項16に記載のコンピュータ可読記憶媒体。 - 前記腐食閾値は、前記機器パラメータまたは前記プロセスパラメータへの制限を特定する、
請求項16に記載のコンピュータ可読記憶媒体。 - 前記コンピュータデバイスに、前記潜在的な腐食状態と関連付けられる警報を生成させる命令をさらに備え、前記警報は、オペレータに提示される、
請求項16に記載のコンピュータ可読記憶媒体。 - 前記コンピュータデバイスに、
熱応力指数が、前記監視された機器パラメータまたは前記監視されたプロセスパラメータの経時的な変化の関数である、前記熱応力指数を熱応力閾値と比較することによって、前記アセットと関連付けられる熱応力を判定させ、
警報が、オペレータに提示される、前記熱応力と関連付けられる前記警報を生成させる、
命令をさらに備える、
請求項16に記載のコンピュータ可読記憶媒体。
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