CN202186894U - Air separation nitrogen making device - Google Patents
Air separation nitrogen making device Download PDFInfo
- Publication number
- CN202186894U CN202186894U CN2011203124690U CN201120312469U CN202186894U CN 202186894 U CN202186894 U CN 202186894U CN 2011203124690 U CN2011203124690 U CN 2011203124690U CN 201120312469 U CN201120312469 U CN 201120312469U CN 202186894 U CN202186894 U CN 202186894U
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- nitrogen
- tower
- air
- pipeline
- air separation
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Abstract
The utility model relates to a device for making nitrogen, in particular to an air separation nitrogen making device, comprising an air filter, an air compressor, a pre-cooling system, a purifying device and a rectifying device, which are connected via a pipeline in turn. The rectifying device comprises a main heat exchanger, an expander, a nitrogen tower and a sub-cooler, which are connected via a pipeline. A condensation evaporator is arranged on the nitrogen tower. The top part of the nitrogen tower is connected with the main heat exchanger and the pressurizing end of the expander via the pipeline in turn. The nitrogen from the tower made by the utility model is used for meeting the gas demand of the user after being pressurized by the pressurizing end of the expander. The utility model reduces the water and power consumptions of the nitrogen making device, operating cost and reduces the performance requirement of the nitrogen making device to each part thereof and the making cost of the nitrogen making device simultaneously.
Description
Technical field
The utility model relates to a kind of equipment of making nitrogen, especially a kind of nitrogen production by air separation equipment.
Background technology
Along with continuous progress in science and technology, nitrogen producing craft and equipment are all constantly developed, and high pure nitrogen has been widely used in fields such as metallurgy, chemical industry, medicine, electronics, glass.Deep cooling system nitrogen is to produce the most general mode of high purity nitrogen, and deep cooling system nitrogen is according to being divided into drag flow on user's nitrogen pressure different process and backflowing flow process.This cover project can be carried out the selection of particular product performance parameters according to the different demands of user; At present, conventional technical process is that the air compressor machine exhaust pressure is raised, and nitrogen product is directly extracted out in the tower and satisfied the user and use atmospheric pressure; Directly in tower, extract nitrogen out; Require this equipment of making nitrogen that nitrogen gas pressure is carried out comprehensive adjustment, increased the energy consumption of the equipment of making nitrogen, the performance perameter to each parts of the equipment of making nitrogen requires higher simultaneously; Increase the manufacturing cost of the equipment of making nitrogen, made its running cost improve greatly.
Summary of the invention
The utility model provides a kind of and can reduce each parts manufacturing cost in order to solve defective and the deficiency that above-mentioned prior art exists, and reduces the complete machine energy consumption, thereby reduces the nitrogen production by air separation equipment of running cost.
The technical scheme of the utility model: a kind of nitrogen production by air separation equipment; Comprise the air filter, air, chilldown system, purification devices and the rectifier unit that connect successively with pipeline; Said rectifier unit comprises main heat exchanger, decompressor, nitrogen tower and the supercooler with pipe connection; Said nitrogen tower is provided with condenser/evaporator, and said nitrogen top of tower is connected with the pressurized end of main heat exchanger and decompressor through pipeline successively.
Preferably, said purification devices comprises a pair of adsorber and with electrical heater and the sound damper of pipe connection on adsorber.
Preferably, said chilldown system comprises air cooling tower and the water-cooling tower with pipe connection.
After coming out in the tower, satisfied the nitrogen of the utility model manufacturing user's the atmospheric pressure of using again afterwards through the pressurized end supercharging of decompressor; Reduced equipment of making nitrogen hydroelectricity consumption; Reduced running cost, reduced requirement simultaneously, reduced the manufacturing cost of the equipment of making nitrogen each component capabilities of the equipment of making nitrogen.
Description of drawings
Fig. 1 is the principle schematic of the utility model.
1. air filters among the figure, 2. air, 3. chilldown system, 31. air cooling towers; 32. water-cooling tower, 4. purification devices, 41. adsorbers, 42. electrical heaters; 43. sound damper, 5. rectifier unit, 51. main heat exchangers, 52. nitrogen towers; 53. condenser/evaporator, 54. supercoolers, 55. decompressors, the pressurized end of 56. decompressors.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed explanation, but be not restriction the utility model protection domain.
As shown in Figure 1; A kind of nitrogen production by air separation equipment; Comprise the air filter 1, air 2, chilldown system 3, purification devices 4 and the rectifier unit 5 that connect successively with pipeline; Rectifier unit 5 comprises main heat exchanger 51, decompressor 55, nitrogen tower 52 and the supercooler 54 with pipe connection, and nitrogen tower 52 is provided with condenser/evaporator 53, and nitrogen tower 52 tops are connected with the pressurized end 56 of main heat exchanger 51 and decompressor 55 through pipeline successively.Purification devices 4 comprises a pair of adsorber 41 and with the electrical heater 42 of pipe connection on adsorber and sound damper 43.Chilldown system 3 comprises the air cooling tower 31 and water-cooling tower 32 with pipe connection.
The technical process of the utility model is that the exhaust pressure of air reduces; After product nitrogen gas comes out in the nitrogen tower again through satisfying user's the atmospheric pressure of using after the pressurized end supercharging of decompressor; Reduced equipment of making nitrogen hydroelectricity consumption; Reduced running cost, reduced requirement simultaneously, reduced the manufacturing cost of the equipment of making nitrogen each component capabilities of the equipment of making nitrogen.
Claims (3)
1. nitrogen production by air separation equipment; Comprise the air filter, air, chilldown system, purification devices and the rectifier unit that connect successively with pipeline; It is characterized in that: said rectifier unit comprises main heat exchanger, decompressor, nitrogen tower and the supercooler with pipe connection; Said nitrogen tower is provided with condenser/evaporator, and said nitrogen top of tower is connected with the pressurized end of main heat exchanger and decompressor through pipeline successively.
2. a kind of nitrogen production by air separation equipment according to claim 1 is characterized in that: said purification devices comprises a pair of adsorber and with electrical heater and the sound damper of pipe connection on adsorber.
3. a kind of nitrogen production by air separation equipment according to claim 1, it is characterized in that: said chilldown system comprises with the air cooling tower of pipe connection and water-cooling tower.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203124690U CN202186894U (en) | 2011-08-25 | 2011-08-25 | Air separation nitrogen making device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203124690U CN202186894U (en) | 2011-08-25 | 2011-08-25 | Air separation nitrogen making device |
Publications (1)
Publication Number | Publication Date |
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CN202186894U true CN202186894U (en) | 2012-04-11 |
Family
ID=45918357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2011203124690U Expired - Lifetime CN202186894U (en) | 2011-08-25 | 2011-08-25 | Air separation nitrogen making device |
Country Status (1)
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CN (1) | CN202186894U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104208980A (en) * | 2014-08-22 | 2014-12-17 | 中国华能集团清洁能源技术研究院有限公司 | Turning wheel air separation purification device and turning wheel air separation purification method |
CN106219495A (en) * | 2016-08-19 | 2016-12-14 | 浙江智海化工设备工程有限公司 | A kind of small-sized PSA and the combination unit of small-sized cryogenic air separation unit |
CN113883829A (en) * | 2021-11-01 | 2022-01-04 | 四川空分设备(集团)有限责任公司 | Method for preparing high-purity nitrogen with low energy consumption and method for preparing high-purity nitrogen with low energy consumption |
-
2011
- 2011-08-25 CN CN2011203124690U patent/CN202186894U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104208980A (en) * | 2014-08-22 | 2014-12-17 | 中国华能集团清洁能源技术研究院有限公司 | Turning wheel air separation purification device and turning wheel air separation purification method |
CN106219495A (en) * | 2016-08-19 | 2016-12-14 | 浙江智海化工设备工程有限公司 | A kind of small-sized PSA and the combination unit of small-sized cryogenic air separation unit |
CN113883829A (en) * | 2021-11-01 | 2022-01-04 | 四川空分设备(集团)有限责任公司 | Method for preparing high-purity nitrogen with low energy consumption and method for preparing high-purity nitrogen with low energy consumption |
CN113883829B (en) * | 2021-11-01 | 2023-02-28 | 四川空分设备(集团)有限责任公司 | Method and device for preparing high-purity nitrogen with low energy consumption |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder |
Address after: 311100 Liansheng Village, Nanyuan Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hang Zhou Chuankong General Equipment Co., Ltd. Address before: 311100 No. 3 Linping East-West Avenue, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Hang Zhou Chuankong General Equipment Co., Ltd. |
|
CP02 | Change in the address of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20120411 |
|
CX01 | Expiry of patent term |