KR890003621A - 탄화수소 원료로부터 합성가스의 제조방법 - Google Patents

탄화수소 원료로부터 합성가스의 제조방법 Download PDF

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KR890003621A
KR890003621A KR1019880010351A KR880010351A KR890003621A KR 890003621 A KR890003621 A KR 890003621A KR 1019880010351 A KR1019880010351 A KR 1019880010351A KR 880010351 A KR880010351 A KR 880010351A KR 890003621 A KR890003621 A KR 890003621A
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mixture
partial oxidation
gas
catalyst
temperature
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미카엘 던스터
조세프디 코치넥
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원본미기재
데이비 맥키 코오포레이숀
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Abstract

내용 없음

Description

탄화수소 원료로부터 합성가스의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 촉매상(bed)으로 반응제를 도입하기에 적합한 혼합기와 분배기를 그의 입구측에 갖고 있는 반응기의 횡단면도. 제 2도는 제 1도의 혼합기와 분배기의 절취부분의 확대 횡단면도. 제 3도는 제 1도의 혼합기와 분배기의 절취된 1/4부분의 상면도.

Claims (20)

  1. (a) 증기대 탄소 몰비가 0:1-3.0:1이고 또한 산소대 탄소 몰비가 0.3:1-0.8 :1인 탄화수소원료, 산소 또는 산소함유가스와 임의로 증기의 완전히 혼합된 가스혼합물을 촉매부분산화 구역으로 도입하되, 상기 혼합물을 자동 점화온도 아래의 200°F보다 낮지않은 온도로 촉매부분산화 구역으로 도입하는 것과, 그리고 (b) 상기 혼합물을 탄화수소의 산화를 촉진시킬 수 있는 촉매를 통과시킴으로서 메탄, 산화탄소류, 수소 및 증기로 구성되는 가스를 생성하도록 촉매부분산화 구역내에서 탄화수소원료를 부분산화시키되, 상기 촉매는 적어도 5cm2/cm3의 기하표면적대 용적의 비를 갖는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  2. 제 1 항에서, 가스반응 혼합물은 20,000hr-1-500,000hr-1의 공간속도로 촉매를 통과하는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  3. 제 1 항에서, 혼합물은 자동점화온도와 적어도 동일한 온도로 부분산화 구역으로 도입되는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  4. 제 1 항에서, 가스 혼합물내의 증기대 탄소 몰비는 0.3 : 1 - 2.0 : 1인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  5. 제 1 항에서, 산소대 탄소 몰비는 0.45 : 1- 0.65 : 1인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  6. 제 1 항에서, 촉매는 20cm2/cm3-40cm2/cm3의 기하표면적대 용적비를 갖는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  7. 제 1 항에서, 촉매부분산화 구역에 대한 입구포트에서 가스 혼합물의 온도는 340℃-650℃인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  8. 제 1 항에서, 탄화수소원료와 증기는 우선 340℃-650℃의 온도로 혼합 가열된 다음 최종 혼합물은65℃-650℃의 온도로 가열된 산소 또는 산소함유가스와 혼합되므로 그에의해 자동점화되는 혼합물을 생성 한 다음 산소를 갖는 그 혼합물의 자동점화지연 시간이 경과하기전에 촉매성 부분산화 구역의 입구포트로 산소와 함께 그 혼합물을 도입하는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  9. 제 1 항에서, 촉매는 밀납횡단면을 갖는 적어도 하나의 단일구조로 구성되며 상기 촉매는 알루미나, 스피넬, 지르코니아 스피넬, 유라이트 알루미늄 티탄산염, 뮤라이트, Mn/Mgo코디에라이트 또는 코디에라이트를 포함하는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  10. 제 1 항에서, 상기 촉매는 와이어메쉬로 구성되는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  11. 제 1 항에서, 상기 촉매는 프라티늄 로듐, 이리듐, 오스뮴, 루테늄, 파라듐, 니켈, 코로뮴, 코발트, 세륨, 란타늄과 그의 혼합물로 구성되는 그룹으로부터 선택된 재료로 코딩된 구조기질로 구성돠는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  12. 제 1 항에서, 촉매서 부분산화의 반응온도는 760℃-1090℃인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  13. 제 1 항에서 촉매성 부분산화 구역내의 압력은 690kpa이상인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  14. 제 1 항에서 촉매성 부분산화 구역내의 압력은 172kpa이상인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  15. 제 1 항에서, 촉매성 부분산화반응은 증기개질 반응제없이 수행되는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  16. 제 15항에서, 부분산화 구역내의 촉매는 증기개질을 위한 촉매 활성도가 없는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  17. 제 15항에서, 탄화수소활량이 약 2%이하인 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  18. 제 1 항에서, 탄화수소원료는 천연가스이며, 천연가스는 0.3 : 1-2.0 : 1의 증기대 탄소 몰비로 증기와 혼합되며, 천연가스와 증기는 340℃-650℃의 온도로 가열되며, 천연가스와 증기의 최종 혼합물은 65-650℃의 온도로 가열된 산소 또는 산소함유가스와 혼합되며, 천연가스, 증기와 산소의 혼합물은 자동점화시간 지연이 경과하기전에 촉매성 부분산화 구역으로 도입되며, 상기 가스 혼합물은 20,000hr-1-500,000hr-1의 공간속도로 촉매를 통과하며, 그리고 상기 가스 혼합물은 760℃-1090℃의 온도로 촉매성 부분산화되어 수소, 산화탄소류 증기와 메탄으로 구성되는 합성가스가 생성되는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  19. 제 18항에서, 상기 합성가스는 2%이하의 비반응된 천연가스를 함유하는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
  20. 제 18항에서, 상기 부분산화는 0:1의 증기대 탄소 몰비에 대해 1040℃ 0.4:1의 증기대 탄소 몰비에 대해 870℃의 범위를 포함하는 증기대 탄소 몰비의 선형함수와 동일 또는 그 이상의 온도에서 수행되는 것이 특징인 탄화수소 원료로부터 합성가스의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880010351A 1987-08-14 1988-08-13 탄화수소 원료로부터 합성가스의 제조방법 KR890003621A (ko)

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