KR102119021B1 - 무수 암모니아 회수 방법 및 시스템 - Google Patents
무수 암모니아 회수 방법 및 시스템 Download PDFInfo
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Abstract
Description
도 1은 종래의 반도체 제조 시스템을 도시하는 블록 구성도이고;
도 2는 제1 실시예 무수 암모니아 회수 시스템의 가스 회로 개념도이고;
도 3은 제2 실시예 무수 암모니아 회수 시스템의 가스 회로 개념도이고;
도 3a는 제3 실시예 무수 암모니아 회수 시스템의 가스 회로 개념도이고;
도 4는 제4 실시예 무수 암모니아 회수 시스템의 가스 회로 개념도이고;
도 5는 제5 실시예 무수 암모니아 회수 시스템의 가스 회로 개념도이고;
도 6은 무수 암모니아 회수 시스템에서 사용될 수 있는 예시적인 용기의 단면도이고; 그리고
도 7은 다른 가스로부터 암모니아를 분리시키는 예시적인 과정의 흐름도이다.
Claims (17)
- 로딩 단계 동안, 용기의 제1 부분에 가까운 용기 흡입구(58)를 통해 암모니아를 함유한 유입 가스로, 가역적인 암모니아 흡착제 물질(70)을 함유하는 용기(52)를 로딩;
로딩 단계 이후, 시간 임계치, 증기압 임계치 및 N2 함량 임계치 중 하나 이상에 의해 정의되는 지속기간을 갖는 중간 배기 단계 동안, 진공 상태 하에, 배기 배출구를 통해 용기를 배기; 및
중간 배기 단계 이후 언로딩 단계 동안, 진공 상태 하에, 언로딩 배출구를 통해 용기를 언로딩
하는 것을 포함하고, 로딩 단계의 지속기간이 1 내지 40 분의 범위 내에 있는 것을 특징으로 하는, 암모니아를 함유한 배기 가스 재활용 방법. - 삭제
- 삭제
- 삭제
- 제1항에 있어서, 중간 배기 단계의 끝에서, 배기된 가스의 1 % 미만이 N2인, 암모니아를 함유한 배기 가스 재활용 방법.
- 삭제
- 삭제
- 제1항 또는 제5항에 있어서, 배기 단계의 개시가 용기 내 임계치 온도 및 로딩 작동의 시간 지속기간 한계의 감지 중 적어도 하나에 기반한 것인, 암모니아를 함유한 배기 가스 재활용 방법.
- 삭제
- 삭제
- 암모니아 흡착 과정은 발열성이고 암모니아 방출 과정이 흡열성이고, 적어도 용기의 제1 부분과 관련된 제1 포트(58) 및 용기의 제2 부분과 관련된 제2 포트(62)를 갖는, 가역적인 암모니아 흡착제 물질(70)을 함유하는 용기(52);
배기 가스(11)의 공급원을 용기의 제1 포트에 선택적으로 연결하는 제1 밸브(Vi);
진공 펌프(15);
진공 펌프를 용기에 선택적으로 연결하는 제2 밸브(Vo);
용기의 제2 포트를 출구에 선택적으로 연결하는 제3 밸브(Ve); 및
제1 밸브, 제2 밸브, 및 제3 밸브를 선택적으로 열고 닫아 지속기간이 1 내지 40 분의 범위 내에 있는 용기의 로딩 단계, 중간 배기 단계 및 언로딩 단계를 실행하도록 하는 컨트롤러(C)
를 포함하고, 상기 제2 밸브는 상기 용기의 제1 포트를 통해 또는 제3 포트를 통해 진공 펌프를 용기의 제1 부분에 연결하는 것을 특징으로 하는, 배기 가스 재활용 장치. - 삭제
- 삭제
- 제11항에 있어서, 상기 제2 밸브가 진공 펌프를 용기의 제2 포트에 연결하는 것인, 암모니아를 함유한 배기 가스 재활용 장치.
- 제11항에 있어서, 상기 가역적인 암모니아 흡착제가 FeMn 촉매, Ni 기반 촉매, 제올라이트, 알루미나, 산화규소 및 분자체 중 하나 이상을 포함하는 것인, 암모니아를 함유한 배기 가스 재활용 장치.
- 제11항에 있어서, 용기 내에 배치된 하나 이상의 밸러스트(ballast) 물질을 더 포함하는 것인, 암모니아를 함유한 배기 가스 재활용 장치.
- 제11항에 있어서, 상기 가역적인 암모니아 흡착제 물질이 13X 분자체를 포함하고, 또는 가역적인 암모니아 흡착제 물질의 적어도 50 wt.%인 13X 분자체를 포함하고, 또는 가역적인 암모니아 흡착제 물질의 적어도 90 wt.%인 13X 분자체를 포함하는 것인, 암모니아를 함유한 배기 가스 재활용 장치.
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US201261728542P | 2012-11-20 | 2012-11-20 | |
US61/728,542 | 2012-11-20 | ||
PCT/US2013/071086 WO2014081880A1 (en) | 2012-11-20 | 2013-11-20 | Method and system for anhydrous ammonia recovery |
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KR20150086256A KR20150086256A (ko) | 2015-07-27 |
KR102119021B1 true KR102119021B1 (ko) | 2020-06-05 |
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US (1) | US9211493B2 (ko) |
EP (1) | EP2922612B1 (ko) |
JP (1) | JP2016504180A (ko) |
KR (1) | KR102119021B1 (ko) |
CN (1) | CN104955547A (ko) |
TW (1) | TWI609984B (ko) |
WO (1) | WO2014081880A1 (ko) |
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KR101908721B1 (ko) | 2016-11-11 | 2018-10-18 | 대한민국 | 암모니아 회수 반응 장치 |
US10584944B2 (en) * | 2017-03-06 | 2020-03-10 | Rocky Research | Burst mode cooling system |
US10584903B2 (en) * | 2017-03-06 | 2020-03-10 | Rocky Research | Intelligent cooling system |
US10315152B2 (en) | 2017-06-08 | 2019-06-11 | DK Engineering Consulting LLC | Method and system for pressure swing adsorption |
KR102159237B1 (ko) * | 2018-06-04 | 2020-09-23 | 한국과학기술연구원 | 암모니아 기반 고효율 수소 및 전력 생산 장치 및 방법 |
US11491435B2 (en) | 2019-05-24 | 2022-11-08 | Entegris, Inc. | Methods and systems for removing ammonia from a gas mixture |
US11712653B2 (en) | 2019-05-24 | 2023-08-01 | Entegris, Inc. | Methods and systems for adsorbing organometallic vapor |
US11692779B2 (en) | 2020-01-23 | 2023-07-04 | Rocky Research | Flexible cooling system with thermal energy storage |
WO2024263670A1 (en) * | 2023-06-21 | 2024-12-26 | Bechtel Energy Technologies & Solutions, Inc. | Systems and methods for purification of ammonia using adsorption media |
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JP2007209868A (ja) * | 2006-02-08 | 2007-08-23 | Mitsubishi Kakoki Kaisha Ltd | 圧力スイング吸着装置の安定運転方法 |
JP5123541B2 (ja) * | 2007-03-23 | 2013-01-23 | トキコテクノ株式会社 | ベーパ回収装置 |
JP4745299B2 (ja) * | 2007-06-25 | 2011-08-10 | Jfeエンジニアリング株式会社 | 特定の金属ハロゲン化物の組み合わせを用いたアンモニアの吸脱着材、分離方法及び貯蔵方法 |
EP2236784B1 (en) * | 2009-03-18 | 2012-06-06 | Amminex A/S | Improved method for storing and delivering ammonia from solid storage materials using a vacuum pump |
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EP2922612A1 (en) | 2015-09-30 |
US9211493B2 (en) | 2015-12-15 |
TWI609984B (zh) | 2018-01-01 |
KR20150086256A (ko) | 2015-07-27 |
CN104955547A (zh) | 2015-09-30 |
US20140161699A1 (en) | 2014-06-12 |
TW201437415A (zh) | 2014-10-01 |
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