KR920000364A - 이중 공급공기 사이드 콘덴서를 갖는 저온공기분리 시스템 - Google Patents
이중 공급공기 사이드 콘덴서를 갖는 저온공기분리 시스템 Download PDFInfo
- Publication number
- KR920000364A KR920000364A KR1019910010627A KR910010627A KR920000364A KR 920000364 A KR920000364 A KR 920000364A KR 1019910010627 A KR1019910010627 A KR 1019910010627A KR 910010627 A KR910010627 A KR 910010627A KR 920000364 A KR920000364 A KR 920000364A
- Authority
- KR
- South Korea
- Prior art keywords
- column
- fluid
- liquid
- capacitor
- argon
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
- F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
- F25J3/0409—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression of oxygen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
- F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
- F25J3/04103—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression using solely hydrostatic liquid head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
- F25J3/04163—Hot end purification of the feed air
- F25J3/04169—Hot end purification of the feed air by adsorption of the impurities
- F25J3/04175—Hot end purification of the feed air by adsorption of the impurities at a pressure of substantially more than the highest pressure column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
- F25J3/04187—Cooling of the purified feed air by recuperative heat-exchange; Heat-exchange with product streams
- F25J3/04193—Division of the main heat exchange line in consecutive sections having different functions
- F25J3/04206—Division of the main heat exchange line in consecutive sections having different functions including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
- F25J3/0429—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of feed air, e.g. used as waste or product air or expanded into an auxiliary column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
- F25J3/0429—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of feed air, e.g. used as waste or product air or expanded into an auxiliary column
- F25J3/04296—Claude expansion, i.e. expanded into the main or high pressure column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04406—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system
- F25J3/04412—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04642—Recovering noble gases from air
- F25J3/04648—Recovering noble gases from air argon
- F25J3/04654—Producing crude argon in a crude argon column
- F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
- F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
- F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
- F25J2205/04—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum in the feed line, i.e. upstream of the fractionation step
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2250/00—Details related to the use of reboiler-condensers
- F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
- F25J2250/40—One fluid being air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2250/00—Details related to the use of reboiler-condensers
- F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
- F25J2250/50—One fluid being oxygen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2250/00—Details related to the use of reboiler-condensers
- F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
- F25J2250/58—One fluid being argon or crude argon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S62/00—Refrigeration
- Y10S62/939—Partial feed stream expansion, air
- Y10S62/94—High pressure column
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 저온공기 분리 시스템 바람직하게는 한 구현예의 간단한 개략적 흐름도,
제2도는 산소비등 압력에 대한 공기응축압력의 그래프.
Claims (20)
- (A) 냉각 압축된 공급공기의 제1부분중 일부만이라도 응축시키고, 얻어진 액체를 60 내지 100psia의 압력에서 작동되는 공기 분리시설의 제1컬럼에 도입하는단계; (B) 냉각 압축된 공급공기인 제2부분을 터보팽창시키고, 얻어진 터보 팽창된 공급공기의 제1부분을 상기 제1컬럼에 도입하는 단계; (C) 터보팽창된 공급공기의 제2부분중 일부만이라도 응축시키고, 얻어진 유체를 상기 제1컬럼에 도입하는 단계; (D) 상기 제1컬럼에 도입된 유체를 질소농후유체와 산소농후유체로분리하고, 상기 유체들을 상기 제1컬럼보다 낮은 압력에서 작동되는 공기분리시설이 제2컬럼에 도입하는 단계; (E) 제2컬럼에 통과된 유체를 질소농후증기 및 산소농후액체로 분리하는 단계; (F)산소 농후액체를 제2컬럼에서 회수하고, 회수된 산소농후액체의 제1부분을 단계(C)의 응축을 수행하는 터보팽탕된 공급공기의 제2부분과의 간접열교환에 의해 증발시키는 단계;(G)회수한 산소농후액체의 제2부분의 압력을 증가시키고, 얻어진 액체를 단계(A)의 응축을 수행하는 공급공기의 제1부분과의 간접열교환에 의해 증발시키는 단계; 및 (H) 단계 (F) 및 (G)의 열교환으로부터 얻어진 증기를 산소기체생성물로서 회수하는 단계들로 이루어진 기체 생성물을 제조하기 위한 저온증류의 공기 분리방법.
- 제1항에 있어서, 공급공기의 제1부분의 응축으로부터 얻어진 액체를 제1컬럼에 도입하기전에 더 냉각시킴을 특징으로 하는 방법.
- 제1항에 있어서, 회수한 산소농후액체의제2부분을 공급공기의 응축 제1부분에 대해 증발하기전에 데우는 것을 특징으로 하는 방법.
- 제1항에 있어서, 단계(A)에서 얻어진 액체를 단계(B)에서 얻어진 증기보다 더 높은 지점에서 제1컬럼에 도입하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 공기분리시설이 이르곤 컬럼을 더 포함하고, 흐름을 제2컬럼에서 아르곤 컬럼으로 통과시켜 아르곤농후증기와 산소농후액체로 분리한 다음, 아르곤농후증기를 응축시켜 일부분만이라도 회수함을 특징으로 하는 방법.
- 제5항에 있어서, 아르곤 농후증기를 산소농후액체와의 간접열교환에 의해 응축시켜 아르곤농후액체를 제조함을 특징으로 하는 방법.
- 제6항에 있어서, 아르곤농후액체를 냉각압축된 공급공기의 제3부분과의 간접열교환에 의해 증발시키고, 얻어진 응축된 제3부분을 제1컬럼에 통과시킴을 특징으로 하는 방법.
- 제1항에 있어서, 공급공기이 제1부분을 부분적으로 응축시키고, 얻어진 증기를 잇달아 응축시킨 다음 제1컬럼에 도입하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 공기분리시설에서 액체를 회수하고 상기 액체를 생성액체로서 회수함을 특징으로 하는 방법.
- 제9항에 있어서, 생성액체가 질소농후유체임을 특징으로 하는 방법.
- 제9항에 있어서, 생성액체가 산호농후유체임을 특지응로 하는 방법.
- 제1항에 있어서, 공급공기의 터보팽창된 제2부분보다 더 높은 압력을 갖는 공급공기의 제4부분을 공기분리시설로부터 얻은 유체와의 간접열교환에 의해 냉각시키고, 얻어진 제4부분을 제1컬럼에 통과시킴을 더 포함하는 방법.
- 제1항에 있어서, 생성질소기체로서 질소농후증기를 회수하는 것을 더 포함하는 방법.
- (A) 제1컬럼, 제2컬럼, 재비등기, 유체를 제1컬럼에서 재비등기로 통과시키는 장치 및 유체를 재비등기에서 제2컬럼으로 통과시키는 장치로 이루어진 공기분리시설; (B) 제1콘덴서, 공급공기를 제1콘덴서로 제공하는 장치 및 유체를 제1콘덴서에서 제1컬럼으로 통과시키는 장치; (C) 터보팽창기, 공급공기를 터보팽창기에 공급하는 장치 및 유체를 터보팽창기에서 제1컬럼으로 통과시키는 장치; (D)제2콘덴서, 유체를 터보팽창기에서 제2콘덴서로 통과시키는 장치 및 유체를 제2콘덴서에서 제1컬럼으로 통과시키는 장치; (E)유체를 공기분리시설에서 제2콘덴서로 통과시키는 장치 및 생성기체를 제2콘덴서로 회수하는 장치; 및 (F)유체의 압력을 증가시키는 장치로 이루어진 유체를 공기분리시설에서 제1콘덴서로 통과시키는 장치 및 생성기체를 제1콘덴서에서 회수하는 장치들로 이루어진 생성기체를 제조하기 위한 저온종류의 공기분리용 장치.
- 제14항에 있어서, 공기분리시설에서 제1콘덴서로 통과된 유체의 온도를 증가시키는 장치를 더 포함하는 장치.
- 제14항에 있어서, 공기분리시설이 아르콘컬럼 및 유체를 제2컬럼에서 아르곤컬럼으로 통과시키는 장치를 더 포함하는 것을 특징으로 하는 장치.
- 제16항에 있어서, 아르곤컬럼콘덴서, 증기를 아르곤컬럼에서 아르곤컬럼콘덴서로 제공하는 장치, 액체를 아르곤 컬럼콘덴서에서 아르곤컬럼열교환기로 통과시키는 장치, 공급공기를 아르곤컬럼교환기로 제공하는 장치 및 공급공기를 아르곤컬럼열교환에서 제1컬럼으로 제공하는 장치를 더 포함하는 장치.
- 제14항에 있어서, 제1럼이 구조패킹으로 이루어진 기-액 접촉 엘레멘트를 포함함을 특징으로 하는 장치.
- 제14항에 있어서, 제2컬럼이 구조패킹으로 이루어진 기-액 접촉 엘레멘트를 포함함을 특징으로 하는 장치.
- 제16항에 있어서, 아르곤컬럼이 구조패킹으로 이루어진 기-액 접촉 엘레멘트를 포함함을 특징으로 하는 장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/544,642 | 1990-06-27 | ||
US07/544,642 US5098456A (en) | 1990-06-27 | 1990-06-27 | Cryogenic air separation system with dual feed air side condensers |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920000364A true KR920000364A (ko) | 1992-01-29 |
KR960003272B1 KR960003272B1 (ko) | 1996-03-07 |
Family
ID=24172996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910010627A KR960003272B1 (ko) | 1990-06-27 | 1991-06-26 | 이중 공급공기 사이드 콘덴서를 갖는 저온공기분리 시스템 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5098456A (ko) |
EP (1) | EP0464635B1 (ko) |
JP (1) | JPH04227456A (ko) |
KR (1) | KR960003272B1 (ko) |
CN (1) | CN1041460C (ko) |
BR (1) | BR9102695A (ko) |
CA (1) | CA2045738C (ko) |
DE (1) | DE69100585T2 (ko) |
ES (1) | ES2045990T3 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20230111666A (ko) * | 2022-01-17 | 2023-07-26 | (주)보티 | 생활밀착형 스티로폼 감용기 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2909678B2 (ja) * | 1991-03-11 | 1999-06-23 | レール・リキード・ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | 圧力下のガス状酸素の製造方法及び製造装置 |
US5257504A (en) * | 1992-02-18 | 1993-11-02 | Air Products And Chemicals, Inc. | Multiple reboiler, double column, elevated pressure air separation cycles and their integration with gas turbines |
CN1071444C (zh) * | 1992-02-21 | 2001-09-19 | 普拉塞尔技术有限公司 | 生产气体氧的低温空气分离系统 |
US5245832A (en) * | 1992-04-20 | 1993-09-21 | Praxair Technology, Inc. | Triple column cryogenic rectification system |
US5228297A (en) * | 1992-04-22 | 1993-07-20 | Praxair Technology, Inc. | Cryogenic rectification system with dual heat pump |
US5233838A (en) * | 1992-06-01 | 1993-08-10 | Praxair Technology, Inc. | Auxiliary column cryogenic rectification system |
GB9212224D0 (en) * | 1992-06-09 | 1992-07-22 | Boc Group Plc | Air separation |
US5365741A (en) * | 1993-05-13 | 1994-11-22 | Praxair Technology, Inc. | Cryogenic rectification system with liquid oxygen boiler |
US5386691A (en) * | 1994-01-12 | 1995-02-07 | Praxair Technology, Inc. | Cryogenic air separation system with kettle vapor bypass |
US5386692A (en) * | 1994-02-08 | 1995-02-07 | Praxair Technology, Inc. | Cryogenic rectification system with hybrid product boiler |
US5396772A (en) * | 1994-03-11 | 1995-03-14 | The Boc Group, Inc. | Atmospheric gas separation method |
US5456083A (en) * | 1994-05-26 | 1995-10-10 | The Boc Group, Inc. | Air separation apparatus and method |
US5440884A (en) * | 1994-07-14 | 1995-08-15 | Praxair Technology, Inc. | Cryogenic air separation system with liquid air stripping |
US5546767A (en) * | 1995-09-29 | 1996-08-20 | Praxair Technology, Inc. | Cryogenic rectification system for producing dual purity oxygen |
US5799508A (en) * | 1996-03-21 | 1998-09-01 | Praxair Technology, Inc. | Cryogenic air separation system with split kettle liquid |
US5765396A (en) * | 1997-03-19 | 1998-06-16 | Praxair Technology, Inc. | Cryogenic rectification system for producing high pressure nitrogen and high pressure oxygen |
US5901579A (en) * | 1998-04-03 | 1999-05-11 | Praxair Technology, Inc. | Cryogenic air separation system with integrated machine compression |
US6253576B1 (en) * | 1999-11-09 | 2001-07-03 | Air Products And Chemicals, Inc. | Process for the production of intermediate pressure oxygen |
US9182170B2 (en) * | 2009-10-13 | 2015-11-10 | Praxair Technology, Inc. | Oxygen vaporization method and system |
EP2447653A1 (en) | 2010-11-02 | 2012-05-02 | Linde Aktiengesellschaft | Process for cryogenic air separation using a side condenser |
CN104109101B (zh) * | 2013-06-06 | 2016-12-28 | 上海志诚化工有限公司 | 一种半导体用超纯电子级化学试剂纯化装置 |
US20160186930A1 (en) * | 2014-02-28 | 2016-06-30 | Praxair Technology, Inc. | Pressurized product stream delivery |
US10663222B2 (en) * | 2018-04-25 | 2020-05-26 | Praxair Technology, Inc. | System and method for enhanced recovery of argon and oxygen from a nitrogen producing cryogenic air separation unit |
US20220228804A1 (en) * | 2019-06-04 | 2022-07-21 | Linde Gmbh | Method and system for low-temperature air separation |
CN114739116A (zh) * | 2022-04-14 | 2022-07-12 | 连云港晨虹特种气体有限公司 | 一种低温精馏分离制备超高纯工业气体的方法及装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2712738A (en) * | 1952-01-10 | 1955-07-12 | Linde S Eismaschinen Ag | Method for fractionating air by liquefaction and rectification |
BE547614A (ko) * | 1955-05-31 | |||
US3269130A (en) * | 1957-01-04 | 1966-08-30 | Air Prod & Chem | Separation of gaseous mixtures containing hydrogen and nitrogen |
US3102801A (en) * | 1957-01-24 | 1963-09-03 | Air Prod & Chem | Low temperature process |
US3059440A (en) * | 1960-01-19 | 1962-10-23 | John J Loporto | Fluid transfer arrangement |
DE1112997B (de) * | 1960-08-13 | 1961-08-24 | Linde Eismasch Ag | Verfahren und Einrichtung zur Gaszerlegung durch Rektifikation bei tiefer Temperatur |
DE1117616B (de) * | 1960-10-14 | 1961-11-23 | Linde Eismasch Ag | Verfahren und Einrichtung zum Gewinnen besonders reiner Zerlegungsprodukte in Tieftemperaturgaszerlegungsanlagen |
DE1907528A1 (de) * | 1968-10-23 | 1970-08-20 | Vnii Kriogennogo Masinostrojen | Verfahren zur Trennung von reinem Stickstoff und Sauerstoff aus der Luft |
JPS5146073B1 (ko) * | 1969-08-12 | 1976-12-07 | ||
GB1314347A (en) * | 1970-03-16 | 1973-04-18 | Air Prod Ltd | Air rectification process for the production of oxygen |
US4299607A (en) * | 1979-05-16 | 1981-11-10 | Hitachi, Ltd. | Process for recovering nitrogen in low pressure type air separation apparatus |
US4345925A (en) * | 1980-11-26 | 1982-08-24 | Union Carbide Corporation | Process for the production of high pressure oxygen gas |
US4560398A (en) * | 1984-07-06 | 1985-12-24 | Union Carbide Corporation | Air separation process to produce elevated pressure oxygen |
US4705548A (en) * | 1986-04-25 | 1987-11-10 | Air Products And Chemicals, Inc. | Liquid products using an air and a nitrogen recycle liquefier |
US4662917A (en) * | 1986-05-30 | 1987-05-05 | Air Products And Chemicals, Inc. | Process for the separation of air |
US4777803A (en) * | 1986-12-24 | 1988-10-18 | Erickson Donald C | Air partial expansion refrigeration for cryogenic air separation |
US4871382A (en) * | 1987-12-14 | 1989-10-03 | Air Products And Chemicals, Inc. | Air separation process using packed columns for oxygen and argon recovery |
US4836836A (en) * | 1987-12-14 | 1989-06-06 | Air Products And Chemicals, Inc. | Separating argon/oxygen mixtures using a structured packing |
US4895583A (en) * | 1989-01-12 | 1990-01-23 | The Boc Group, Inc. | Apparatus and method for separating air |
-
1990
- 1990-06-27 US US07/544,642 patent/US5098456A/en not_active Expired - Lifetime
-
1991
- 1991-06-26 JP JP3180500A patent/JPH04227456A/ja not_active Ceased
- 1991-06-26 CN CN91105299A patent/CN1041460C/zh not_active Expired - Fee Related
- 1991-06-26 CA CA002045738A patent/CA2045738C/en not_active Expired - Fee Related
- 1991-06-26 DE DE91110567T patent/DE69100585T2/de not_active Expired - Fee Related
- 1991-06-26 KR KR1019910010627A patent/KR960003272B1/ko not_active IP Right Cessation
- 1991-06-26 EP EP91110567A patent/EP0464635B1/en not_active Expired - Lifetime
- 1991-06-26 ES ES91110567T patent/ES2045990T3/es not_active Expired - Lifetime
- 1991-06-26 BR BR919102695A patent/BR9102695A/pt not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20230111666A (ko) * | 2022-01-17 | 2023-07-26 | (주)보티 | 생활밀착형 스티로폼 감용기 |
Also Published As
Publication number | Publication date |
---|---|
US5098456A (en) | 1992-03-24 |
BR9102695A (pt) | 1992-02-04 |
ES2045990T3 (es) | 1994-01-16 |
KR960003272B1 (ko) | 1996-03-07 |
CN1058468A (zh) | 1992-02-05 |
EP0464635A1 (en) | 1992-01-08 |
CN1041460C (zh) | 1998-12-30 |
DE69100585T2 (de) | 1994-03-31 |
DE69100585D1 (de) | 1993-12-09 |
JPH04227456A (ja) | 1992-08-17 |
EP0464635B1 (en) | 1993-11-03 |
CA2045738A1 (en) | 1991-12-28 |
CA2045738C (en) | 1994-12-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR920000364A (ko) | 이중 공급공기 사이드 콘덴서를 갖는 저온공기분리 시스템 | |
KR100261915B1 (ko) | 저순도의 산소를 제조하기 위한 사이드 칼럼 극저온 정류 시스템 | |
KR930022039A (ko) | 삼중 컬럼 저온정류 시스템 | |
KR920014708A (ko) | 승압된 질소를 제조하기 위한 방법 및 장치 | |
KR920000365A (ko) | 이중온도 공급된 터빈팽창을 사용한 저온 기 분리장치 | |
KR960024196A (ko) | 저온 공기 분리 방법 및 장치 | |
KR950033378A (ko) | 고압질소를 제조하기 위한 저온정류 시스템 | |
KR950006409A (ko) | 펌핑된 액상 생성물을 기화시키기 위한 저온 정류방법 및 장치 | |
JPH0849967A (ja) | 液体空気ストリッピングを備える極低温空気分離システム | |
JPH0755333A (ja) | 低圧作動のための極低温精留システム | |
KR950003774A (ko) | 저순도 산소 제조용 저온 정류 시스템 | |
KR920000363A (ko) | 2중 생성물 사이드 콘덴서가 부착된 저온공기 분리 시스템 | |
KR950006222B1 (ko) | 초고순도 질소의 생성방법 및 그 장치 | |
JPH0611258A (ja) | アルゴンヒートポンプを備える極低温精留システム | |
JPH05203347A (ja) | 高純度酸素製造のための極低温精留システム | |
AU680472B2 (en) | Single column process and apparatus for producing oxygen at above atmospheric pressure | |
KR970025674A (ko) | 질소 생성을 위한 공기 분리방법 및 장치 | |
KR100308080B1 (ko) | 저순도 산소 및 고순도 질소를 제조하기 위한 방법 및 장치 | |
KR920000362A (ko) | 증가된 압력으로 생성기체를 제조하기 위한 저온공기분리시스템 | |
KR950009205A (ko) | 펌프된 액체 질소에 의해 고압 질소를 생성하는 극저온 공기 분리 방법 | |
JPH10185425A (ja) | 純粋でない酸素と純粋窒素の製造方法 | |
JPH0854180A (ja) | 高圧酸素生成のための空気沸騰型極低温精留システム | |
KR940018643A (ko) | 고압 및 고순도로 질소기체를 생성시키기 위한 단일칼럼 저온정류시스템 | |
US5361590A (en) | Air separation | |
EP0615105B1 (en) | Air separation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20010303 Year of fee payment: 6 |
|
LAPS | Lapse due to unpaid annual fee |