KR860001332A - High Purity Nitrogen Gas Production Equipment - Google Patents

High Purity Nitrogen Gas Production Equipment Download PDF

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Publication number
KR860001332A
KR860001332A KR1019850004785A KR850004785A KR860001332A KR 860001332 A KR860001332 A KR 860001332A KR 1019850004785 A KR1019850004785 A KR 1019850004785A KR 850004785 A KR850004785 A KR 850004785A KR 860001332 A KR860001332 A KR 860001332A
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KR
South Korea
Prior art keywords
compressed air
mentioned
tower
nitrogen
liquid
Prior art date
Application number
KR1019850004785A
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Korean (ko)
Other versions
KR900005986B1 (en
Inventor
아끼라 요시노
Original Assignee
아오끼 히로시
다이또오 산소 가부시끼 가이샤
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Publication of KR860001332A publication Critical patent/KR860001332A/en
Application granted granted Critical
Publication of KR900005986B1 publication Critical patent/KR900005986B1/en

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    • 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
    • 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
    • F25J3/044—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 single pressure main column system only
    • 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
    • F25J3/04254—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using the cold stored in external cryogenic fluids
    • 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
    • F25J3/04254—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using the cold stored in external cryogenic fluids
    • F25J3/0426—The cryogenic component does not participate in the fractionation
    • 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
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
    • F25J3/04812—Different modes, i.e. "runs" of operation
    • F25J3/04818—Start-up of the process
    • 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
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead gas
    • 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
    • F25J2210/00—Processes characterised by the type or other details of the feed stream
    • F25J2210/42—Nitrogen
    • 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
    • F25J2290/62—Details of storing a fluid in a tank

Abstract

내용 없음No content

Description

고순도 질소가스 제조 장치High Purity Nitrogen Gas Production Equipment

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도 본 발명의 한 실시예의 구성도.1 is a block diagram of one embodiment of the present invention.

제2도 그 변형예의구성도.2 is a configuration diagram of the modification.

*도면의 주요부분에 대한 부호의설명* Explanation of symbols for the main parts of the drawings

9:공기압축기, 11,12:흡착통, 13,14:열교환기, 15:질소 정류탑, 17:파이프, 18:액체공기, 21:분축기부(分縮器部), 21a:응축기, 21b:액체질소저장고, 22:탑부, 23:액체질소 저장조, 24a:유입로파이프, 24b:스타트용 파이프, 24c:밸브, 27:꺼내는 파이프, 28:메인파이프.9: air compressor, 11, 12: adsorption cylinder, 13, 14: heat exchanger, 15: nitrogen rectification tower, 17: pipe, 18: liquid air, 21: condenser part, 21a: condenser, 21b : Liquid nitrogen reservoir, 22: top, 23: liquid nitrogen reservoir, 24a: inlet pipe, 24b: start pipe, 24c: valve, 27: take-out pipe, 28: main pipe.

Claims (1)

외부로부터 거두어 들인 공기를 압축하는 공기 압축수단과, 이 공기 압축수단에 의해서 압축된 압축공기 중의 탄산 가스와 물을 제거하는 제거수단과, 이 제거수단을 거친 압축공기를 초저온으로 냉각하는 열교환 수단과, 이 열교환 수단에 의하여 초저온으로 냉각된 압축공기의 일부를 액화하여서 내부에 고이게 하고 질소만을 기체로서 간직하는 정류탑과, 액체 질소를 저장하는 액체질소 저장 수단과, 이 액체 질소 저장 수단내의 액체 질소를 압축공기 액화용의 한냉원으로서 전술한 정류탑으로 유도하는 유입로와 전술한 정류탑 내에 간직되어 있는 기화 질소를 꺼내는 질소가스 꺼내기 통로를 갖추고, 전술한 정류탑이 환류액 제조용의 응축기를 내장하는 분축기부와 압축공기를 액화 분리하는 탑부로 되며, 그 분축기부가 밸브가 부착된 스타트용 파이프를 통해서 전술한 액체 질소 저장수단에 연통되어 있는 동시에, 팽창 밸브가 부착된 액체공기를 거두어 들이는 용의 파이프를 통해서 전술한 탑부의 바닥과 연통되어 있으며, 또한, 그 분축기부 내의 응축기의 입구 및 출구가 제1, 제2의 환류액용 파이프를 통해서 전술한 탑부의 상부에 연통되고, 전술한 탑부가 그 하부에서 전술한 열교환 수단에 접속되고, 상부에서 전술한 유입로 및 질소가스를 꺼내는 통로에 접속되어 있는 것을 특징으로 하는 고순도 질소 가스 제조장치.Air compression means for compressing air collected from the outside, removal means for removing carbon dioxide gas and water in the compressed air compressed by the air compression means, heat exchange means for cooling the compressed air passed through the removal means to ultra low temperature, and A rectifying tower which liquefies a portion of the compressed air cooled to very low temperatures by the heat exchange means, collects it as a gas, retains only nitrogen as a gas, liquid nitrogen storage means for storing liquid nitrogen, and liquid nitrogen in the liquid nitrogen storage means. As a cold source for compressed air liquefaction, it has an inflow path leading to the above-mentioned rectification tower and a nitrogen gas discharge passage for taking out the vaporized nitrogen stored in the above-mentioned rectification tower, and the above-mentioned rectification tower has a condenser for producing reflux liquid. And a tower for liquefying and separating the compressed air and the compressed air. It communicates with the liquid nitrogen storage means described above through a pipe, and communicates with the bottom of the above-mentioned column through a pipe for collecting liquid air with an expansion valve. And an outlet through which the first and second reflux liquid pipes communicate with the upper part of the above-mentioned tower portion, the above-mentioned tower portion is connected to the above-mentioned heat exchange means at the lower portion thereof, and a passage for taking out the above-described inflow passage and nitrogen gas from the upper portion. High purity nitrogen gas production apparatus, characterized in that connected to. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850004785A 1984-07-13 1985-07-04 High-purity nitrogen gas production equipment KR900005986B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59-146335 1984-07-13
JP59146335A JPS6124971A (en) 1984-07-13 1984-07-13 Production unit for high-purity nitrogen gas

Publications (2)

Publication Number Publication Date
KR860001332A true KR860001332A (en) 1986-02-24
KR900005986B1 KR900005986B1 (en) 1990-08-18

Family

ID=15405359

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850004785A KR900005986B1 (en) 1984-07-13 1985-07-04 High-purity nitrogen gas production equipment

Country Status (2)

Country Link
JP (1) JPS6124971A (en)
KR (1) KR900005986B1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3210947A (en) * 1961-04-03 1965-10-12 Union Carbide Corp Process for purifying gaseous streams by rectification
JPS4940071A (en) * 1972-08-17 1974-04-15
GB1463075A (en) * 1973-04-13 1977-02-02 Cryoplants Ltd Air separation
DE2542468A1 (en) * 1975-09-24 1977-04-07 Bayer Ag HERBICIDAL AGENT
JPS5814628B2 (en) * 1975-09-30 1983-03-19 横河電機株式会社 RELENO
JPS5514351A (en) * 1978-07-14 1980-01-31 Aisin Warner Ltd Controller of automatic change gear
JPS5579972A (en) * 1978-12-11 1980-06-16 Hitachi Ltd Operation control of nitrogen production system
JPS5864478A (en) * 1981-10-15 1983-04-16 日本酸素株式会社 Device for manufacturing nitrogen having high purity

Also Published As

Publication number Publication date
KR900005986B1 (en) 1990-08-18
JPS6148073B2 (en) 1986-10-22
JPS6124971A (en) 1986-02-03

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