CN203144108U - Small pressure-swing adsorption nitrogen-making device - Google Patents
Small pressure-swing adsorption nitrogen-making device Download PDFInfo
- Publication number
- CN203144108U CN203144108U CN 201320111420 CN201320111420U CN203144108U CN 203144108 U CN203144108 U CN 203144108U CN 201320111420 CN201320111420 CN 201320111420 CN 201320111420 U CN201320111420 U CN 201320111420U CN 203144108 U CN203144108 U CN 203144108U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- filter
- swing adsorption
- pressure
- valve
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses a small pressure-swing type adsorption nitrogen-making device and relates to a nitrogen-making device. The nitrogen-making device comprises an air compressor, an air storage tank, a primary filter, a secondary filter, a heatless regeneration dryer, a tertiary filter, a pressure-swing adsorption system, a buffer tank, a quaternary filter, a nitrogen gas flow meter, a throttle valve, a back pressure valve, a dew-point meter, a nitrogen gas purity meter and a nitrogen gas booster, which are connected in sequence, wherein a pressure meter and an air release valve are arranged on the air storage tank; and the pressure meter is arranged on the buffer tank. The small pressure-swing adsorption nitrogen-making device has the advantages of being convenient to operate and use and low in maintenance and repair cost, and produced nitrogen gas is high in purity.
Description
Technical field
The utility model relates to nitrogen-making device, specifically is a kind of small-sized making nitrogen by pressure swing adsorption device.
Background technology
At present method for preparing nitrogen commonly used mainly contains three kinds of cryogenic rectification method, pressure swing adsorption process and membrane separation processes.Cryogenic rectification method at first becomes liquid air with air setting, is gasificated into gas nitrogen isolate liquid nitrogen then from liquid air after, and whole process requires high, and the time that goes out nitrogen is longer, and energy consumption is bigger, generally is applied in the large-scale nitrogen production equipment; The membrane separating method that adopts utilizes the permselective property of hollow-fibre membrane, allows airborne oxygen see through the rete emptying, and the nitrogen that is blocked on a side obtains dense poly-.The membrane separation process device is simple, energy consumption is low, pollution is few, but because involving great expense of hollow-fibre membrane influenced popularizing of film separation and nitrogen-making equipment to a certain extent.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the utility model provides a kind of small-sized making nitrogen by pressure swing adsorption device, and easy for operation, the maintenance and repair expense is low, produces the nitrogen gas purity height.
The utility model is realized with following technical scheme: a kind of small-sized making nitrogen by pressure swing adsorption device comprises the air compressor, air gas-holder, grade one filter, secondary filter, system of non heated regeneration dryer, tertiary filter, pressure swing adsorption system, surge tank, level Four strainer, nitrogen flow meter, throttling valve, back pressure valve, dew point hygrometer, nitrogen gas purity instrument and the nitrogen supercharging machine that connect in turn; Air manometer and blow-off valve are installed on the air gas-holder; On the pipeline between air gas-holder and the grade one filter relief valve is installed; The nitrogen pressure table is installed on the surge tank.
It further is: described grade one filter, secondary filter, tertiary filter and level Four strainer all adopt automatic blowdown valve.
Pressure swing adsorption system adopts pressurization absorption and two adsorbers of decompression desorb that can switch mutually, is provided with carbonaceous molecular sieve in the adsorber.
The beneficial effects of the utility model are: pressure swing adsorption system is by means of the characterization of adsorption of sorbent material, it is adsorbent bed to allow pressurized air pass through, airborne oxygen molecule is adsorbed, just can obtain highly purified nitrogen from the adsorber outlet, have the nitrogen of the going out time short, cost of investment is low, easy for operation, the maintenance and repair expense is low, produces characteristics such as nitrogen gas purity height.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the utility model structural representation.
Among the figure: 1, blow-off valve, 2, air compressor, 3, the air gas-holder, 4, air manometer, 5, relief valve, 6, grade one filter, 7, secondary filter, 8, nitrogen pressure table, 9, system of non heated regeneration dryer, 10, tertiary filter, 11, pressure swing adsorption system, 12, surge tank, 13, the level Four strainer, 14, nitrogen flow meter, 15, throttling valve, 16, back pressure valve, 17, dew point hygrometer, 18, the nitrogen gas purity instrument, 19, the nitrogen supercharging machine.
Embodiment
As shown in Figure 1, a kind of small-sized making nitrogen by pressure swing adsorption device comprises air compressor 2, air gas-holder 3, grade one filter 6, secondary filter 7, system of non heated regeneration dryer 9, tertiary filter 10, pressure swing adsorption system 11, surge tank 12, level Four strainer 13, nitrogen flow meter 14, throttling valve 15, back pressure valve 16, dew point hygrometer 17, nitrogen gas purity instrument 18 and the nitrogen supercharging machine 19 that connects in turn; Air manometer 4 and blow-off valve 1 are installed on the air gas-holder 3; On the pipeline between air gas-holder 3 and the grade one filter 6 relief valve 5 is installed; Nitrogen pressure table 8 is installed on the surge tank 12.
Wherein, grade one filter 6, secondary filter 7, tertiary filter 10 and level Four strainer 13 all adopt automatic blowdown valve.
Working process: ambient air enters air gas-holder 3 and stores after air compressor 2 compressions, adjust about pressure to 0.8 MPa through relief valve 5, through grade one filter 6, entering system of non heated regeneration dryer 9 absorption behind secondary filter 7 impurity screenings dewaters, again through entering pressure swing adsorption system 11 behind tertiary filter 10 impurity screenings, oxygen molecule is adsorbed, separated nitrogen is stored in the surge tank 12, then behind level Four strainer 13 impurity screenings, through nitrogen flow meter 14 test traffics, through throttling valve 15, back pressure valve 16 is adjusted pressure, by dew point hygrometer 17 test dew points, by being pressurized to 15MPa by nitrogen supercharging machine 19 after the nitrogen gas purity instrument 18 test purity, filling is to nitrogengas cylinder again.
In the working process, the pressure of air gas-holder pressure and surge tank all passes through gauge measurement.The impurity that one-level, secondary, three grades, level Four strainer filter out is regularly discharged from the automatic blowdown valve of strainer downside.After working process finished, the air in the air gas-holder can manually be emitted by the blow-off valve 1 of its downside.Pressure varying adsorption nitrogen making system adopts pressurization absorption and two adsorbers of decompression desorb, is provided with carbonaceous molecular sieve in the adsorber.An adsorber is in the pressurization adsorbed state, and another adsorber then is in the decompression desorption state, and the cycle alternately switches, and can produce nitrogen continuously.
Claims (3)
1. a small-sized making nitrogen by pressure swing adsorption device is characterized in that: comprise the air compressor (2), air gas-holder (3), grade one filter (6), secondary filter (7), system of non heated regeneration dryer (9), tertiary filter (10), pressure swing adsorption system (11), surge tank (12), level Four strainer (13), nitrogen flow meter (14), throttling valve (15), back pressure valve (16), dew point hygrometer (17), nitrogen gas purity instrument (18) and the nitrogen supercharging machine (19) that connect in turn; Air manometer (4) and blow-off valve (1) are installed on the air gas-holder (3); On the pipeline between air gas-holder (3) and the grade one filter (6) relief valve (5) is installed; Nitrogen pressure table (8) is installed on the surge tank (12).
2. a kind of small-sized making nitrogen by pressure swing adsorption device according to claim 1 is characterized in that: described grade one filter (6), secondary filter (7), tertiary filter (10) and level Four strainer (13) employing automatic blowdown valve.
3. a kind of small-sized making nitrogen by pressure swing adsorption device according to claim 1 and 2 is characterized in that: pressure swing adsorption system (11) adopts pressurization absorption and two adsorbers of decompression desorb that can switch mutually, is provided with carbonaceous molecular sieve in the adsorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320111420 CN203144108U (en) | 2013-03-12 | 2013-03-12 | Small pressure-swing adsorption nitrogen-making device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320111420 CN203144108U (en) | 2013-03-12 | 2013-03-12 | Small pressure-swing adsorption nitrogen-making device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203144108U true CN203144108U (en) | 2013-08-21 |
Family
ID=48971652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320111420 Expired - Fee Related CN203144108U (en) | 2013-03-12 | 2013-03-12 | Small pressure-swing adsorption nitrogen-making device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203144108U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843655A (en) * | 2015-03-31 | 2015-08-19 | 绵阳华西仓储服务有限公司 | Green grain storage dedicated nitrogen preparation system for grain depot |
| CN104944390A (en) * | 2015-06-15 | 2015-09-30 | 苏州苏净保护气氛有限公司 | Gas supply device and method for nitrogen vulcanization technology |
| CN106964895A (en) * | 2017-05-22 | 2017-07-21 | 鞍钢蒂森克虏伯（重庆）汽车钢有限公司 | A kind of nitrogen pressurization system for laser welder |
| CN107500255A (en) * | 2017-08-28 | 2017-12-22 | 上海孟鼎实业有限公司 | A kind of nitrogen system fills integral system |
| CN107512696A (en) * | 2017-08-17 | 2017-12-26 | 四川五月花精密机械有限公司 | A kind of red wine goes out the fresh system and method for bartender |
| CN109316909A (en) * | 2018-12-10 | 2019-02-12 | 攀枝花钢企欣宇化工有限公司 | Air molecule sieves drying system |
| CN110342476A (en) * | 2019-05-28 | 2019-10-18 | 苏州海宇气体设备有限公司 | A kind of swing adsorption nitrogen producing apparatus |
| CN111359371A (en) * | 2020-03-30 | 2020-07-03 | 浙江勤策空分设备有限公司 | PSA nitrogen making equipment for treating tail gas |
-
2013
- 2013-03-12 CN CN 201320111420 patent/CN203144108U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843655A (en) * | 2015-03-31 | 2015-08-19 | 绵阳华西仓储服务有限公司 | Green grain storage dedicated nitrogen preparation system for grain depot |
| CN104944390A (en) * | 2015-06-15 | 2015-09-30 | 苏州苏净保护气氛有限公司 | Gas supply device and method for nitrogen vulcanization technology |
| CN106964895A (en) * | 2017-05-22 | 2017-07-21 | 鞍钢蒂森克虏伯（重庆）汽车钢有限公司 | A kind of nitrogen pressurization system for laser welder |
| CN107512696A (en) * | 2017-08-17 | 2017-12-26 | 四川五月花精密机械有限公司 | A kind of red wine goes out the fresh system and method for bartender |
| CN107500255A (en) * | 2017-08-28 | 2017-12-22 | 上海孟鼎实业有限公司 | A kind of nitrogen system fills integral system |
| CN109316909A (en) * | 2018-12-10 | 2019-02-12 | 攀枝花钢企欣宇化工有限公司 | Air molecule sieves drying system |
| CN110342476A (en) * | 2019-05-28 | 2019-10-18 | 苏州海宇气体设备有限公司 | A kind of swing adsorption nitrogen producing apparatus |
| CN110342476B (en) * | 2019-05-28 | 2021-08-06 | 苏州海宇分离技术有限公司 | Pressure swing adsorption nitrogen making device |
| CN111359371A (en) * | 2020-03-30 | 2020-07-03 | 浙江勤策空分设备有限公司 | PSA nitrogen making equipment for treating tail gas |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203144108U (en) | Small pressure-swing adsorption nitrogen-making device | |
| CN201110847Y (en) | Adsorbing agent voltage transformation adsorptive separation performance test and infiltration flow experimental device | |
| CN104147896A (en) | Method for recovering adsorbed phase product by two stages of PSA | |
| CN104418312A (en) | Method for producing nitrogen through pressure swing adsorption (PSA) | |
| CN104192807A (en) | Oxygen generating equipment system and process flow thereof | |
| CN206033226U (en) | Novel high -purity system oxygen system nitrogen is dual -purpose device | |
| CN103861422A (en) | New technique for concentrating methane in oxygen-containing coal bed gas | |
| CN104445106A (en) | Method of making nitrogen by membrane separation | |
| CN210635725U (en) | Preparation facilities of high-purity oxygen | |
| CN202823095U (en) | High yield gas purifying device | |
| CN203112504U (en) | Small-sized membrane-separation nitrogen production device | |
| CN102976291A (en) | Variable pressure adsorption nitrogen production equipment and method thereof | |
| CN101531342B (en) | Device and method for producing oxygen by means of pressure swing adsorption (PSA) by five beds | |
| CN1228128C (en) | Variable pressure adsorptive oxygen making device suitable for high altitude area | |
| CN110127618A (en) | A kind of preparation facilities of high purity oxygen gas and preparation method thereof | |
| CN105399063A (en) | Combined high pressure nitrogen purification equipment | |
| CN209411768U (en) | A kind of device of quick Production of High-purity Hydrogen | |
| CN211111060U (en) | High-efficient nitrogen generator | |
| CN104445107A (en) | Membrane-separation nitrogen preparation device | |
| CN100363086C (en) | Pressure swing absorption method for preparing nitrogen from air | |
| CN202237709U (en) | Control system for pressure varying adsorption gas separating equipment | |
| CN209438318U (en) | A kind of pressure swing adsorption system with Pneumatic booster device | |
| CN104418313A (en) | Equipment for producing nitrogen through pressure swing adsorption (PSA) | |
| CN100563785C (en) | Adsorption tower | |
| CN206529295U (en) | A kind of nitrogen for ultra-high purity air separation plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 221000 West Street, Jiangsu, Xuzhou, No. 85 Patentee after: Zhu Qian Address before: 221000 Jiangsu Province, Gulou District of Xuzhou City Yikang garden room 5-2-301 Patentee before: Zhu Qian |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20140312 |