JPH0163992U - - Google Patents
Info
- Publication number
- JPH0163992U JPH0163992U JP1987156775U JP15677587U JPH0163992U JP H0163992 U JPH0163992 U JP H0163992U JP 1987156775 U JP1987156775 U JP 1987156775U JP 15677587 U JP15677587 U JP 15677587U JP H0163992 U JPH0163992 U JP H0163992U
- Authority
- JP
- Japan
- Prior art keywords
- rectification column
- pressure rectification
- low
- air separation
- cold box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 4
- 238000000926 separation method Methods 0.000 claims 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims 2
- 238000005057 refrigeration Methods 0.000 claims 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims 1
- 229910001882 dioxygen Inorganic materials 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Separation By Low-Temperature Treatments (AREA)
Description
第１図、第２図は本考案装置の一具体例を示す
フローシートであり、図中：
１……原料空気圧縮機、２……水洗浄塔、３，
４……切替式空気熱交換器（３は高温熱交換器、
４は低温熱交換器）、５……高圧精留塔、６……
主蒸化器、７……吸着器（２塔切替式……液化空
気過器）、８……液化空気過冷却器、９……液
化窒素過冷却器、１０……低圧精留塔、１１……
アルゴン精留塔、１２……二重殻真空断熱液化窒
素貯槽、１３……液化酸素ポンプ、１４……吸着
器（２塔切替式……液化酸素過器）、１８……
二重殻真空断熱導管、２０……凝縮器、２４ａ，
２４ｂ，２４ｃ，２４ｄ……切替バルブ、２５ａ
，２５ｂ……フラペツトボツクス、５０……液化
ユニツト、Ｃ・Ｂ……コールドボツクス、２６〜
４９，５１，５６，５７……導管、５４……パー
ライト断熱大型貯槽、５５……液化窒素ポンプ。
Figures 1 and 2 are flow sheets showing a specific example of the device of the present invention, in which: 1... raw air compressor, 2... water washing tower, 3,
4...Switchable air heat exchanger (3 is a high temperature heat exchanger,
4 is a low temperature heat exchanger), 5...high pressure rectification column, 6...
Main evaporator, 7... Adsorber (two-column switching type... liquefied air filter), 8... Liquefied air supercooler, 9... Liquefied nitrogen supercooler, 10... Low pressure rectification column, 11 ……
Argon rectification column, 12... Double-shell vacuum insulated liquefied nitrogen storage tank, 13... Liquefied oxygen pump, 14... Adsorption device (two-column switching type... liquefied oxygen over device), 18...
Double shell vacuum insulated conduit, 20... Condenser, 24a,
24b, 24c, 24d...Switching valve, 25a
, 25b...Frappet box, 50...Liquification unit, C/B...Cold box, 26~
49, 51, 56, 57... conduit, 54... large perlite insulated storage tank, 55... liquefied nitrogen pump.
Claims (1)
と低圧精留塔１０とを備えた複式精留塔により酸
素ガスと窒素ガスを製造する、コールドボツクス
に封入された空気分離装置において、前記コール
ドボツクス外方に設置した断熱型液化窒素貯槽１
２を、断熱パイプ１８を介して高圧精留塔５の頂
部に連通し、該断熱パイプ１８はコールドボツク
スＣ・Ｂ内に膨張弁１８ａを具備し、前記低圧精
留塔底部液だめ５２に液面検知具５３を設けたこ
とを特徴とする、低圧精留塔底部液面を制御する
ことにより寒冷量を調節する空気分離装置。 (2) 前記高圧精留塔５頂部から取り出した窒素
ガスを分岐して液化する装置をコールド・ボツク
ス内に配設した実用新案登録請求の範囲第１項記
載の低圧精留塔底部液面を制御することにより寒
冷量を調節する空気分離装置。[Claims for Utility Model Registration] (1) A high-pressure rectification column 5 using compressed air as a raw material.
In an air separation device enclosed in a cold box, which produces oxygen gas and nitrogen gas by a double rectification column equipped with a low-pressure rectification column 10, an adiabatic liquefied nitrogen storage tank 1 installed outside the cold box.
2 is connected to the top of the high-pressure rectification column 5 via an insulated pipe 18, and the insulated pipe 18 is equipped with expansion valves 18a in cold boxes C and B, and the liquid is supplied to the bottom liquid reservoir 52 of the low-pressure rectification column. An air separation device that adjusts the amount of refrigeration by controlling the liquid level at the bottom of a low-pressure rectification column, characterized in that it is equipped with a surface detector 53. (2) The liquid level at the bottom of the low-pressure rectification column according to claim 1, which is a utility model registration, wherein a device for branching and liquefying the nitrogen gas taken out from the top of the high-pressure rectification column 5 is disposed in a cold box. Air separation equipment that adjusts the amount of refrigeration by controlling it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987156775U JPH0533912Y2 (en) | 1987-10-15 | 1987-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987156775U JPH0533912Y2 (en) | 1987-10-15 | 1987-10-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0163992U true JPH0163992U (en) | 1989-04-25 |
| JPH0533912Y2 JPH0533912Y2 (en) | 1993-08-27 |
Family
ID=31435618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987156775U Expired - Lifetime JPH0533912Y2 (en) | 1987-10-15 | 1987-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533912Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61190277A (en) * | 1985-02-16 | 1986-08-23 | 大同酸素株式会社 | High-purity nitrogen and oxygen gas production unit |
-
1987
- 1987-10-15 JP JP1987156775U patent/JPH0533912Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61190277A (en) * | 1985-02-16 | 1986-08-23 | 大同酸素株式会社 | High-purity nitrogen and oxygen gas production unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0533912Y2 (en) | 1993-08-27 |
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