JP5686539B2 - 排ガス再結合器の出口水素濃度予測装置及び出口水素濃度の予測方法 - Google Patents
排ガス再結合器の出口水素濃度予測装置及び出口水素濃度の予測方法 Download PDFInfo
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Description
(1)沸騰水型原子力プラントの気体廃棄物処理系の排ガス再結合器に流入する排ガスの構成成分の濃度,排ガスの温度,排ガス再結合器内の触媒の状態を示す指標、及び前記触媒の性能に影響を及ぼす物質の流入量を入力する入力装置と、前記入力された情報から排ガス再結合器出口の水素濃度を算出する演算装置と算出した水素濃度を表示する表示装置を備えることである。
原子炉には複数の制御棒112が設けられ、これらの制御棒112が炉心に出し入れされることによって原子炉の出力が制御される。
2 演算装置
3 表示装置
4 排ガスデータ
5 触媒状態データ
6 データ記憶装置
10 反応ガス
11 触媒層
12 反応管
13 断熱材
14 有機ケイ素注入機構
15 シリンジポンプ
16 再結合反応試験装置
17 有機ケイ素試験装置
101 再結合器
115 空気抽出器
120 排ガス予熱器
Claims (8)
- 沸騰水型原子力プラントの気体廃棄物処理系の排ガス再結合器に流入する排ガスの構成成分の流量,前記排ガスの温度,前記排ガス再結合器内に充填される触媒の状態を示す指標、及び前記触媒の性能に影響を及ぼす被毒物質の流入量を入力する入力装置と、
前記入力装置から入力された情報に基づいて、前記被毒物質による前記触媒の失活の割合を示す活性低下及び前記失活した触媒が活性を回復する割合を示す活性回復を考慮した排ガス再結合器出口の水素濃度を算出する演算装置と、
算出した前記水素濃度または前記水素濃度の時間変化を表示する表示装置を備えることを特徴とする排ガス再結合器の出口水素濃度予測装置。 - 請求項1に記載の出口水素濃度予測装置において、
前記入力装置に入力する排ガスの構成成分は、少なくとも水素,酸素,水蒸気を含むことを特徴とする排ガス再結合器の出口水素濃度予測装置。 - 請求項1又は2に記載の出口水素濃度予測装置において、
前記排ガス再結合器内の触媒の状態を示す指標は、水素酸素再結合反応の活性化エネルギー及び頻度因子,前記触媒に含まれる貴金属の添着量,前記触媒の一酸化炭素化学吸着量の少なくとも一つを含むことを特徴とする排ガス再結合器の出口水素濃度予測装置。 - 請求項1乃至3のいずれか1項に記載の出口水素濃度予測装置において、
前記触媒の性能に影響を及ぼす被毒物質が有機ケイ素化合物であることを特徴とする排ガス再結合器の出口水素濃度予測装置。 - 入力装置と演算装置と表示装置を備える出口水素濃度予測装置を用いた、沸騰水型原子力プラントの気体廃棄物処理系の排ガス再結合器から排出される出口ガス中の水素濃度を予測する水素濃度予測方法であって、
前記出口水素濃度予測装置は、
前記入力装置から入力された前記排ガス再結合器に流入する排ガス情報及び前記排ガス再結合器に充填される触媒の状態を示す触媒情報に基づいて、前記演算装置が、前記排ガスに含まれる被毒物質による前記触媒の失活の割合を示す活性低下及び前記失活した触媒が活性を回復する割合を示す活性回復を考慮した前記排ガス再結合器から排出される出口ガス中の水素濃度を予測し、
予測した前記水素濃度または前記水素濃度の時間変化を前記表示装置に表示することを特徴とする水素濃度予測方法。 - 請求項5に記載の水素濃度予測方法において、
前記排ガス情報は、前記排ガス再結合器に流入する前記排ガスに含まれる水素の流量,酸素の流量,水蒸気の流量及び前記触媒の性能に影響を及ぼす被毒物質の流量の情報を含み、
前記触媒情報は、水素酸素の再結合反応の活性化エネルギー及び頻度因子、前記触媒の活性成分量の情報を含み、
前記演算装置は、これらの前記排ガス情報及び前記触媒情報に基づいて、前記排ガス再結合器から排出される前記出口ガス中の水素濃度を予測することを特徴とする水素濃度予測方法。 - 請求項6に記載の水素濃度予測方法において、
前記触媒の活性化成分の情報とは、前記触媒に含まれる貴金属の添着量又は前記触媒の
一酸化炭素の化学吸着量の情報のいずれか一方であることを特徴とする水素濃度予測方法。 - 請求項6又は7に記載の水素濃度予測方法において、
前記触媒の性能に影響を及ぼす被毒物質が有機ケイ素化合物であることを特徴とする水素濃度予測方法。
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