JPWO2023286851A5 - - Google Patents

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JPWO2023286851A5
JPWO2023286851A5 JP2023534868A JP2023534868A JPWO2023286851A5 JP WO2023286851 A5 JPWO2023286851 A5 JP WO2023286851A5 JP 2023534868 A JP2023534868 A JP 2023534868A JP 2023534868 A JP2023534868 A JP 2023534868A JP WO2023286851 A5 JPWO2023286851 A5 JP WO2023286851A5
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電解槽における対象物に含まれる元素の量を取得する元素取得部を有する端末と、
前記元素取得部により取得された前記元素の量を受信する受信部と、前記受信部により受信された前記元素の量に基づいて前記対象物の状態を解析する状態解析部と、を有するサーバと、
を備える解析システム。 A terminal having an element acquisition unit that acquires the amount of an element contained in a target object in an electrolytic cell;
A server comprising: a receiving unit that receives the amount of the element acquired by the element acquiring unit; and a state analysis unit that analyzes the state of the object based on the amount of the element received by the receiving unit. ,
An analysis system equipped with 前記電解槽は、イオン交換膜と、前記イオン交換膜により仕切られた陽極室および陰極室とを有し、
前記陽極室にはアルカリ金属の塩化物の水溶液またはアルカリ金属の水酸化物の水溶液が導入され、前記陰極室からはアルカリ金属の水酸化物の水溶液が導出され、
前記状態解析部は、電解槽の電流効率と前記元素の量との予め定められた第１関係に基づいて前記対象物の状態を解析するか、電解槽の電圧と前記元素の量との予め定められた第２関係に基づいて前記対象物の状態を解析するか、または、前記アルカリ金属の水酸化物の水溶液における塩化物イオン濃度と、前記元素の量との予め定められた第３関係に基づいて前記対象物の状態を解析する、請求項１に記載の解析システム。 The electrolytic cell has an ion exchange membrane, and an anode chamber and a cathode chamber partitioned by the ion exchange membrane,
An aqueous solution of an alkali metal chloride or an aqueous alkali metal hydroxide solution is introduced into the anode chamber, and an aqueous solution of an alkali metal hydroxide is led out from the cathode chamber,
The condition analysis section analyzes the condition of the object based on a first predetermined relationship between the current efficiency of the electrolytic cell and the amount of the element, or analyzes the condition of the object based on a predetermined first relationship between the current efficiency of the electrolytic cell and the amount of the element. Analyzing the state of the object based on a predetermined second relationship, or a predetermined third relationship between the chloride ion concentration in the aqueous solution of the alkali metal hydroxide and the amount of the element. The analysis system according to claim 1, which analyzes the state of the object based on. 複数の前記電解槽が、それぞれ異なる位置に配置され、
複数の前記端末におけるそれぞれの前記元素取得部は、複数の前記対象物のそれぞれに含まれる前記元素の量をそれぞれ取得し、
前記受信部は、複数の前記端末におけるそれぞれの前記元素取得部により取得された前記元素の量を受信し、
前記状態解析部は、複数の前記端末におけるそれぞれの前記元素取得部により取得され前記受信部により受信された前記元素の量に基づいて、一の前記対象物の状態を解析する、
請求項２に記載の解析システム。 The plurality of electrolytic cells are arranged at different positions,
Each of the element acquisition units in the plurality of terminals acquires the amount of the element contained in each of the plurality of objects,
The receiving unit receives the amount of the element acquired by each of the element acquiring units in the plurality of terminals,
The state analysis unit analyzes the state of one of the objects based on the amount of the element acquired by each of the element acquisition units in the plurality of terminals and received by the reception unit.
The analysis system according to claim 2. 前記サーバは、前記元素の量の経時変化と前記第１関係とに基づいて前記対象物が予め定められた第１状態となる時期を予測するか、前記元素の量の経時変化と前記第２関係とに基づいて前記対象物が予め定められた第２状態となる時期を予測するか、または、前記元素の量と前記第３関係とに基づいて前記対象物が予め定められた第３状態となる時期を予測する状態予測部をさらに有する、請求項３に記載の解析システム。 The server may predict when the object will reach a predetermined first state based on the temporal change in the amount of the element and the first relationship, or predict the time when the object will reach a predetermined first state based on the temporal change in the amount of the element and the second relationship. predicting when the object will be in a predetermined second state based on the relationship, or a third state in which the object is predetermined based on the amount of the element and the third relationship. 4. The analysis system according to claim 3, further comprising a state prediction unit that predicts when. 前記状態予測部は、一の前記電解槽における前記元素の量の経時変化と前記第１関係とに基づいて、一の前記電解槽または他の前記電解槽における前記対象物が前記第１状態となる時期を予測するか、一の前記電解槽における前記元素の量の経時変化と前記第２関係とに基づいて、一の前記電解槽または他の前記電解槽における前記対象物が前記第２状態となる時期を予測するか、または、一の前記電解槽における前記元素の量の経時変化と前記第３関係とに基づいて、一の前記電解槽または他の前記電解槽における前記対象物が前記第３状態となる時期を予測する、請求項４に記載の解析システム。 The state prediction unit is configured to determine whether the object in one of the electrolytic cells or the other electrolytic cell is in the first state based on the change over time of the amount of the element in one of the electrolytic cells and the first relationship. The object in one of the electrolytic cells or the other electrolytic cell will be in the second state based on the temporal change in the amount of the element in one of the electrolytic cells and the second relationship. or, based on the temporal change in the amount of the element in one of the electrolytic vessels and the third relationship, the target object in one of the electrolytic vessels or the other electrolytic vessel becomes The analysis system according to claim 4, which predicts when the third state will occur. 前記元素取得部は、前記元素の種類をさらに取得し、
前記受信部は、前記元素の種類をさらに受信し、
前記状態予測部は、前記対象物が前記第１状態となる時期を前記元素の種類ごとに予測するか、前記対象物が前記第２状態となる時期を前記元素の種類ごとに予測するか、または、前記対象物が前記第３状態となる時期を前記元素の種類ごとに予測する、請求項４または５に記載の解析システム。 The element acquisition unit further acquires the type of the element,
The receiving unit further receives the type of the element,
The state prediction unit predicts the time when the object will be in the first state for each type of element, or predicts the time when the object will be in the second state for each type of element, The analysis system according to claim 4 or 5, further comprising predicting a time when the object will reach the third state for each type of element. 前記サーバは、複数の前記電解槽におけるそれぞれの運転条件を取得する運転条件取得部をさらに有し、
前記状態予測部は、前記対象物が前記第１状態となる時期を前記運転条件ごとに予測するか、前記対象物が前記第２状態となる時期を前記運転条件ごとに予測するか、または、前記対象物が前記第３状態となる時期を前記運転条件ごとに予測する、請求項４または５に記載の解析システム。 The server further includes an operating condition acquisition unit that acquires operating conditions for each of the plurality of electrolyzers,
The state prediction unit predicts a time when the object will be in the first state for each of the operating conditions, or predicts a time when the object will be in the second state for each of the operating conditions, or The analysis system according to claim 4 or 5 , which predicts a time when the object will enter the third state for each of the operating conditions. 前記状態予測部は、前記対象物の状態に応じた第１対策であって前記電解槽の電流効率を回復させる第１対策が実施された場合における前記対象物の状態を予測するか、前記対象物の状態に応じた第２対策であって前記電解槽の電圧を回復させる第２対策が実施された場合における前記対象物の状態を予測するか、または、前記対象物の状態に応じた第３対策であって前記アルカリ金属の水酸化物の水溶液における塩化物イオン濃度を回復させる第３対策が実施された場合における前記対象物の状態を予測する、
請求項４または５に記載の解析システム。 The state prediction unit predicts the state of the object when a first measure that restores the current efficiency of the electrolytic cell is implemented, which is a first measure depending on the state of the object, or Predict the state of the object when a second measure that restores the voltage of the electrolytic cell, which is a second measure depending on the state of the object, is implemented; or Predicting the state of the object in the case where a third measure for restoring the chloride ion concentration in the aqueous solution of the alkali metal hydroxide is implemented as the third measure.
The analysis system according to claim 4 or 5 . 前記状態解析部により、一の前記電解槽における一の前記対象物の状態が前記第１状態および前記第２状態の少なくとも一方であると解析された場合、前記元素取得部は、一の前記電解槽における他の前記対象物に含まれる前記元素の量を取得する、請求項４または５に記載の解析システム。 When the state analysis unit analyzes that the state of one of the objects in one of the electrolytic cells is at least one of the first state and the second state, the element acquisition unit The analysis system according to claim 4 or 5 , wherein the analysis system acquires the amount of the element contained in the other target object in the tank. 前記位置に配置され、前記元素取得部により取得された前記元素の量を送信する第１送信部を有する情報端末をさらに備える、請求項３から５のいずれか一項に記載の解析システム。 The analysis system according to any one of claims 3 to 5 , further comprising an information terminal that is arranged at the position and has a first transmitter that transmits the amount of the element acquired by the element acquirer. 前記サーバは、前記状態解析部により解析された解析結果を前記情報端末に送信する第２送信部をさらに有し、
前記元素取得部は、前記第２送信部により送信された前記解析結果に基づいて、前記元素の量を取得する、
請求項１０に記載の解析システム。 The server further includes a second transmitter that transmits the analysis result analyzed by the state analyzer to the information terminal,
The element acquisition unit acquires the amount of the element based on the analysis result transmitted by the second transmission unit.
The analysis system according to claim 10. 前記電解槽には、前記電解槽に導入される液体が通過する導入管が接続され、
前記状態解析部により、前記対象物が、前記導入管に含まれる元素を予め定められた量以上含む第４状態であると解析された場合、前記第２送信部は前記元素取得部に、前記導入管に含まれる前記元素を取得する旨の指示を送信する、
請求項１１に記載の解析システム。 An introduction pipe through which a liquid introduced into the electrolytic cell passes is connected to the electrolytic cell,
When the state analysis section analyzes that the object is in a fourth state containing a predetermined amount or more of the element contained in the introduction tube, the second transmission section sends the element acquisition section the transmitting an instruction to obtain the element contained in the introduction tube;
The analysis system according to claim 11. 前記サーバは、前記電流効率と、前記元素の量との関係を機械学習することにより、前記電流効率および前記元素の量に基づく前記対象物の第１推論状態を出力する第１状態推論モデルを生成する第１状態学習部、および、前記電圧と、前記元素の量との関係を機械学習することにより、前記電圧および前記元素の量に基づく前記対象物の第２推論状態を出力する第２状態推論モデルを生成する第２状態学習部の少なくとも一方をさらに有する、請求項２から５のいずれか一項に記載の解析システム。 The server performs machine learning on the relationship between the current efficiency and the amount of the element to generate a first state inference model that outputs a first inference state of the object based on the current efficiency and the amount of the element. a first state learning unit that generates a first state, and a second state that outputs a second inferred state of the object based on the voltage and the amount of the element by performing machine learning on the relationship between the voltage and the amount of the element. The analysis system according to any one of claims 2 to 5 , further comprising at least one of a second state learning section that generates a state inference model. 前記元素取得部は、前記元素の量を、前記対象物における前記元素の位置ごとに取得し、
前記受信部は、前記元素の位置ごとの前記元素の量を受信し、
前記状態解析部は、前記元素の位置ごとの前記元素の量に基づいて、前記対象物の状態を解析する、
請求項１から５のいずれか一項に記載の解析システム。 The element acquisition unit acquires the amount of the element for each position of the element in the object,
The receiving unit receives the amount of the element for each position of the element,
The state analysis unit analyzes the state of the object based on the amount of the element for each position of the element.
The analysis system according to any one of claims 1 to 5 . 前記電解槽には、前記電解槽に導入される液体が通過する開口が設けられ、
前記状態解析部は、前記開口の位置と、前記対象物における前記元素の位置とに基づいて、前記対象物の状態を解析する、
請求項１４に記載の解析システム。 The electrolytic cell is provided with an opening through which a liquid introduced into the electrolytic cell passes,
The state analysis unit analyzes the state of the object based on the position of the opening and the position of the element in the object.
The analysis system according to claim 14. 元素取得部が、電解槽における対象物に含まれる元素の量を取得する元素取得ステップと、
受信部が、前記元素取得ステップにおいて取得された前記元素の量を受信する受信ステップと、
状態解析部が、前記受信ステップにおいて受信された前記元素の量に基づいて、前記対象物の状態を解析する状態解析ステップと、
を備える解析方法。 an element acquisition step in which the element acquisition unit acquires the amount of the element contained in the object in the electrolytic cell;
a receiving step in which the receiving unit receives the amount of the element obtained in the element obtaining step;
a state analysis step in which the state analysis unit analyzes the state of the object based on the amount of the element received in the reception step;
An analysis method comprising: 前記電解槽は、イオン交換膜と、前記イオン交換膜により仕切られた陽極室および陰極室とを有し、
前記陽極室にはアルカリ金属の塩化物の水溶液またはアルカリ金属の水酸化物の水溶液が導入され、前記陰極室からはアルカリ金属の水酸化物の水溶液が導出され、
前記状態解析ステップは、前記状態解析部が、電解槽の電流効率と前記元素の量との予め定められた第１関係に基づいて前記対象物の状態を解析するか、電解槽の電圧と前記元素の量との予め定められた第２関係に基づいて前記対象物の状態を解析するか、または、前記アルカリ金属の水酸化物の水溶液における塩化物イオン濃度と、前記元素の量との予め定められた第３関係に基づいて前記対象物の状態を解析するステップである、
請求項１６に記載の解析方法。 The electrolytic cell has an ion exchange membrane, and an anode chamber and a cathode chamber partitioned by the ion exchange membrane,
An aqueous solution of an alkali metal chloride or an aqueous alkali metal hydroxide solution is introduced into the anode chamber, and an aqueous solution of an alkali metal hydroxide is led out from the cathode chamber,
In the state analysis step, the state analysis unit analyzes the state of the object based on a first predetermined relationship between the current efficiency of the electrolytic cell and the amount of the element, or the state of the object based on the voltage of the electrolytic cell and the amount of the element. The state of the object is analyzed based on a predetermined second relationship with the amount of the element, or the chloride ion concentration in the aqueous solution of the alkali metal hydroxide and the amount of the element are determined in advance. a step of analyzing the state of the object based on a predetermined third relationship;
The analysis method according to claim 16. 状態予測部が、前記元素の量の経時変化と前記第１関係とに基づいて、前記対象物が予め定められた第１状態となる時期を予測するか、前記元素の量の経時変化と前記第２関係とに基づいて、前記対象物が予め定められた第２状態となる時期を予測するか、または、前記元素の量の経時変化と前記第３関係とに基づいて、前記対象物が予め定められた第３状態となる時期を予測する状態予測ステップをさらに備える、請求項１７に記載の解析方法。 The state prediction unit predicts a time when the object will be in a predetermined first state based on the change in the amount of the element over time and the first relationship, or or predicting when the object will reach a predetermined second state based on the second relationship, or The analysis method according to claim 17, further comprising a state prediction step of predicting a time when a predetermined third state will be reached. コンピュータを、請求項１から５のいずれか一項に記載の解析システムとして機能させるための解析プログラム。 An analysis program for causing a computer to function as the analysis system according to any one of claims 1 to 5 .
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