KR101508863B1 - 승압 시스템 및 기체의 승압 방법 - Google Patents
승압 시스템 및 기체의 승압 방법 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 17
- 238000001816 cooling Methods 0.000 claims abstract description 149
- 239000012530 fluid Substances 0.000 claims abstract description 94
- 239000007788 liquid Substances 0.000 claims abstract description 87
- 238000007906 compression Methods 0.000 claims abstract description 70
- 230000006835 compression Effects 0.000 claims abstract description 68
- 239000002826 coolant Substances 0.000 claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims description 36
- 230000008569 process Effects 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 abstract description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 74
- 229910002092 carbon dioxide Inorganic materials 0.000 description 37
- 239000001569 carbon dioxide Substances 0.000 description 37
- 239000007789 gas Substances 0.000 description 33
- 238000010586 diagram Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 238000007792 addition Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
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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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
- F25J1/0027—Oxides of carbon, e.g. CO2
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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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
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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
- 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
- F25J3/0228—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 characterised by the separated product stream
- F25J3/0266—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 characterised by the separated product stream separation of carbon dioxide
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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
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/063—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream
- F25J3/067—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream separation of carbon dioxide
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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
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/04—Recovery of liquid products
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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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/04—Compressor cooling arrangement, e.g. inter- or after-stage cooling or condensate removal
-
- 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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/20—Integrated compressor and process expander; Gear box arrangement; Multiple compressors on a common shaft
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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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/80—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being carbon dioxide
-
- 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
- F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
- F25J2235/80—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being carbon dioxide
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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
- F25J2270/00—Refrigeration techniques used
- F25J2270/02—Internal refrigeration with liquid vaporising loop
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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
- F25J2270/00—Refrigeration techniques used
- F25J2270/80—Quasi-closed internal or closed external carbon dioxide refrigeration cycle
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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- Separation By Low-Temperature Treatments (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
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Abstract
Description
도 2 는 본 발명의 제 1 실시형태에 관련된 승압 시스템에 관한 것으로, 이산화탄소의 상태를 나타내는 P-h 선도이다.
도 3 은 본 발명의 제 1 실시형태의 제 1 변형예에 관련된 승압 시스템의 개략을 나타내는 계통도이다.
도 4 는 본 발명의 제 1 실시형태의 제 1 변형예에 관련된 승압 시스템에 관해 이산화탄소의 상태를 나타내는 P-h 선도이다.
도 5 는 본 발명의 제 1 실시형태의 제 2 변형예에 관련된 승압 시스템의 개략을 나타내는 계통도이다.
도 6 은 본 발명의 제 1 실시형태의 제 3 변형예에 관련된 승압 시스템의 개략을 나타내는 계통도이다.
도 7 은 본 발명의 제 2 실시형태에 관련된 승압 시스템의 개략을 나타내는 계통도이다.
도 8 은 본 발명의 제 2 실시형태의 변형예에 관련된 승압 시스템의 개략을 나타내는 계통도이다.
도 9 는 본 발명의 제 2 실시형태의 변형예에 관련된 승압 시스템에 관한 것으로, 이산화탄소의 상태를 나타내는 P-h 선도이다.
2 : 압축부
3 : 펌프부
4 : 냉각부
5 : 가열부
6 : 추액 감압부
7 : 바이패스 유로
8a, 8b, 8c, 8d, 8e, 8f, 8g, 8h, 8i, 8j, 8k, 8l, 8m, 8n : 관로
11 : 1 단 압축 임펠러
12 : 2 단 압축 임펠러
13 : 3 단 압축 임펠러
14 : 4 단 압축 임펠러
15 : 5 단 압축 임펠러
16 : 6 단 압축 임펠러
20 : 중간 냉각기
21 : 제 1 중간 냉각기
22 : 제 2 중간 냉각기
23 : 제 3 중간 냉각기
24 : 제 4 중간 냉각기
25 : 제 5 중간 냉각기
26 : 제 6 중간 냉각기
F : 이산화탄소 (대상 기체)
F0 : 도입 기체
F1 : 중간 초임계 유체
F2 : 중간 초임계압 액체
F3 : 목표압 액체
F4 : 목표 초임계 유체
F5 : 저온 액체
W : 외부 냉각 매체
28 : 주냉각부
29 : 예비 냉각부
31 : 1 단 펌프 임펠러
32 : 2 단 펌프 임펠러
41 : 분기 관로
42 : 열교환부
43 : 밸브
1A : 승압 시스템
2A : 압축부
3A : 펌프부
4A : 냉각부
5A : 가열부
6A : 추액 감압부
7A : 바이패스 유로
8Aa, 8Ab, 8Ac, 8Ad, 8Ae, 8Af, 8Ag, 8Ah, 8Ai, 8Aj, 8Ak, 8Al, 8Am, 8An : 관로
9A : 펌프부
11A, 12A, 13A, 14A, 15A, 16A : 압축 스테이지
21A, 22A, 23A, 24A, 25A, 26A : 중간 냉각기
28A : 주냉각기
29A : 예비 냉각기
31A, 32A : 펌프 스테이지
41A : 분기 관로
42A : 열교환부
43A : 밸브
Claims (7)
- 대상 기체를 임계압보다 높은 목표압 이상의 압력까지 승압시키는 승압 시스템으로서,
임계압 이상, 목표압 미만의 중간압까지 상기 대상 기체를 압축시켜 중간 초임계 유체를 생성하는 압축부와,
상기 압축부에서 생성된 상기 중간 초임계 유체를 임계 온도 근방까지 냉각시켜 중간 초임계압 액체를 생성하는 냉각부와,
상기 냉각부에서 생성된 상기 중간 초임계압 액체를 상기 목표압 이상의 압력까지 승압시키는 펌프부와,
상기 펌프부에서 승압된 상기 중간 초임계압 액체를 임계 온도 근방까지 가열하는 가열부와,
상기 냉각부와 상기 펌프부 사이에 형성되어 상기 중간 초임계압 액체를 추액하여 임계압 근방까지 감압시켜 저온 액체를 생성하는 추액 감압부를 구비하고,
상기 냉각부는 상기 가열부와의 사이에서 열교환을 실시하여 상기 중간 초임계 유체를 냉각시키는 주냉각부를 갖고,
상기 주냉각부에서 상기 추액 감압부에서 생성된 상기 저온 액체와의 사이에서 열교환을 실시하여 상기 중간 초임계 유체를 냉각시키는 승압 시스템. - 대상 기체를 임계압보다 높은 목표압 이상의 압력까지 승압시키는 승압 시스템으로서,
임계압 이상, 목표압 미만의 중간압까지 상기 대상 기체를 압축시켜 중간 초임계 유체를 생성하는 압축부와,
상기 압축부에서 생성된 상기 중간 초임계 유체를 임계 온도 근방까지 냉각시켜 중간 초임계압 액체를 생성하는 냉각부와,
상기 냉각부에서 생성된 상기 중간 초임계압 액체를 상기 목표압 이상의 압력까지 승압시키는 펌프부와,
상기 냉각부와 상기 펌프부 사이에 형성되어 상기 중간 초임계압 액체를 추액하여 임계압 근방까지 감압시켜 저온 액체를 생성하는 추액 감압부를 구비하고,
상기 냉각부는 상기 추액 감압부에서 생성된 상기 저온 액체와의 사이에서 열교환을 실시하여 상기 중간 초임계 유체를 냉각시키는 주냉각부를 갖는 승압 시스템. - 제 1 항에 있어서,
상기 추액 감압부에서 생성된 상기 저온 액체가 상기 주냉각부에서 열교환됨으로써 가열 기화되어 생성된 기체 또는 초임계 유체를, 상기 압축부에서의 상당 압력부에 반송하는 승압 시스템. - 제 2 항에 있어서,
상기 추액 감압부에서 생성된 상기 저온 액체가 상기 주냉각부에서 열교환됨으로써 가열 기화되어 생성된 기체 또는 초임계 유체를, 상기 압축부에서의 상당 압력부에 반송하는 승압 시스템. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
상기 냉각부는, 외부 냉각 매체와의 사이에서 열교환을 실시하여 상기 중간 초임계 유체를 냉각시켜 상기 주냉각부로 보내는 예비 냉각부를 갖는 승압 시스템. - 대상 기체를 임계압보다 높은 목표압 이상의 압력까지 승압시키는 기체의 승압 방법으로서,
임계압 이상, 목표압 미만의 중간압까지 상기 대상 기체를 압축시켜 중간 초임계 유체를 생성하는 압축 공정과,
상기 압축 공정에서 생성된 상기 중간 초임계 유체를 임계 온도 근방까지 냉각시켜 중간 초임계압 액체를 생성하는 냉각 공정과,
상기 냉각 공정에서 생성된 상기 중간 초임계압 액체를 상기 목표압 이상의 압력까지 승압시키는 펌프 공정을 구비하고,
상기 냉각 공정에서는, 상기 펌프 공정 개시 전에 상기 중간 초임계압 액체를 추액하여 임계압 근방까지 감압시켜 생성된 저온 액체를 냉각 매체로서 이용하여 중간 초임계 유체를 냉각시키는 기체의 승압 방법. - 삭제
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JP6570457B2 (ja) | 2016-02-08 | 2019-09-04 | 三菱重工コンプレッサ株式会社 | 昇圧システム |
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