JP2019210185A - 水素リサイクルシステム及び水素リサイクル方法 - Google Patents
水素リサイクルシステム及び水素リサイクル方法 Download PDFInfo
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Abstract
Description
− 制御線43による、排気ガス供給路11内の排気ガスの流量の監視と、水素リサイクル手段10が複数接続されている場合のそれぞれの水素リサイクル手段10への排気ガスの分配。
− 制御線47による流量制御手段42の水素ガスの流量の制御と、制御線43による排気ガスの流量制御による、放電空間32の圧力の制御。
− 制御線44による高電圧電源38の印加電圧の制御。
− 制御線46による、排気処理装置14に導入される排気ガスの成分の監視と、排気ガス処理手段の運転条件の決定。
− 制御線47による、水素流路33の減圧の維持。
− 制御線48による、水素容器21の残量の監視。
2NH3 → N2 + 3H2 ・・・・ (式1)
従って、アンモニア1molから水素1.5molを発生させてリサイクルすることができる。
2 窒化化合物製造装置
10 水素リサイクル手段
11 排気ガス供給路
12 水素供給路
13 燃料電池発電システム
14 排気ガス処理装置
15 制御部
20 有機金属気相成長装置(MOCVD装置)
21 水素容器
22 原料供給源(TMG供給源)
23 窒素供給源
24 アンモニア供給源
25、26、27、28 配管
29 アンモニア供給路
30 MOCVD反応チャンバ
31 プラズマ反応容器
32 放電空間
33 水素流路
34 水素分離膜
35 電極
36 吸着剤
37 排気ガス流路
38 高電圧電源
39 支持体
41、42 流量調整手段
43、44、45、46、47、48 制御線
Claims (6)
- 窒化化合物製造装置用の水素リサイクルシステムであって、
前記窒化化合物製造装置から排出された排気ガスを受け入れる排気ガス供給路と、
前記排気ガスから高純度水素を精製する水素リサイクル手段と、
前記水素リサイクル手段から前記窒化化合物製造装置に高純度水素を供給する水素供給路と、
を備えており、
前記水素リサイクル手段が、
放電空間の少なくとも一部を規定するプラズマ反応容器と、
前記放電空間と前記水素供給路に連通する水素流路との間を区画しており、一方の面によって前記放電空間の少なくとも一部を規定しており、且つ他方の面によって水素流路の少なくとも一部を規定している水素分離膜と、
前記放電空間の外側に配置されている電極と、
前記放電空間に充填されており、供給された前記排気ガスを吸着する吸着剤と、
を備えていることを特徴とする水素リサイクルシステム。 - 前記窒化化合物製造装置が、有機金属気相成長装置であることを特徴とする請求項1記載の水素リサイクルシステム。
- 前記吸着剤が、ゼオライト及び活性アルミナのいずれか一方または両方であることを特徴とする請求項1または2記載の水素リサイクルシステム。
- アンモニア貯蔵容器と、
前記アンモニア貯蔵容器と前記水素リサイクル手段の前記放電空間とを接続するアンモニア供給路を更に備えており、放電空間にアンモニアが供給されることを特徴とする請求項1から3のいずれかに記載の水素リサイクルシステム。 - 窒化化合物製造装置から排出される排気ガスから水素リサイクル手段を用いて水素をリサイクルする方法であって、
前記水素リサイクル手段が、プラズマ反応容器と水素分離膜とによって壁部の少なくとも一部が規定されている放電空間と、前記放電空間に収容された吸着剤と、前記水素分離膜によって前記プラズマ反応容器から区画されている水素流路と、を備えており、
前記窒化化合物製造装置から排出された排気ガスを、排気ガス供給路を経由して前記放電空間に導入する工程と、
前記排気ガスに含まれる水素分子および水素化物を吸着剤に吸着させる工程と、
前記放電空間に放電を発生させて、前記吸着剤に吸着されている物質を原子として前記吸着剤から脱着させる工程と、
前記水素流路を減圧し、前記放電空間の水素原子が前記水素分離膜を透過する工程と、
前記水素分離膜を透過した水素原子を、水素分子として前記水素流路へ導入する工程と、
水素流路に導入された水素を水素供給路を経由して前記窒化化合物製造装置に供給する工程と、
を備えていることを特徴とする水素リサイクル方法。 - アンモニアを前記放電空間に供給して水素を製造する工程を更に備えていることを特徴とする請求項5記載の水素リサイクル方法。
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| JP7602682B1 (ja) | 2024-04-09 | 2024-12-18 | 株式会社三井E&S | 水素ガス製造装置、水素ガス供給装置、燃料電池システム、移動体、及び水素ガス製造方法 |
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| JP2021004154A (ja) * | 2019-06-27 | 2021-01-14 | 国立大学法人岐阜大学 | 水素製造装置及び水素製造方法 |
| JP2022045188A (ja) * | 2020-09-08 | 2022-03-18 | キオクシア株式会社 | ガス回収装置、半導体製造システムおよびガス回収方法 |
| CN116412406A (zh) * | 2021-12-31 | 2023-07-11 | 隆基绿能科技股份有限公司 | 尾气处理系统和尾气处理方法 |
| US20240175126A1 (en) * | 2022-11-28 | 2024-05-30 | Applied Materials, Inc. | Gas recycling systems, substrate processing systems, and related apparatus and methods for semiconductor manufacturing |
| CN116146453A (zh) * | 2023-01-05 | 2023-05-23 | 西安交通大学 | 一种具有超高增压比的自驱动氢气增压系统及操作方法 |
| CN116854034B (zh) * | 2023-07-19 | 2025-04-25 | 西安理工大学 | 板-孔dbd等离子体协同质子交换膜氨气制氢的装置 |
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