CN216556510U - Industrial gas supply system - Google Patents
Industrial gas supply system Download PDFInfo
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- CN216556510U CN216556510U CN202122202208.XU CN202122202208U CN216556510U CN 216556510 U CN216556510 U CN 216556510U CN 202122202208 U CN202122202208 U CN 202122202208U CN 216556510 U CN216556510 U CN 216556510U
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Abstract
The utility model discloses an industrial gas supply system, which comprises a compressed air buffer tank, wherein the input end of the compressed air buffer tank is connected with the gas supply end of an air compressor, the output end of the compressed air buffer tank is connected with a filter, and the output end of the filter is connected with a freezing type dryer; the system is characterized in that a gas output end of the freezing type dryer is connected with a process gas storage tank, and the gas output end of the process gas storage tank is connected with a plurality of process gas pipelines and is respectively connected with external gas equipment; the gas output end of the freezing dryer is also connected with a micro thermal adsorption regenerative dryer, the output end of the micro thermal adsorption regenerative dryer is connected with an instrument gas storage tank, and the gas output end of the instrument gas storage tank is connected with a plurality of instrument gas pipelines and is respectively connected with an external instrument; the utility model has the advantages of more reasonable design, higher equipment utilization rate and more reliable work, and can save equipment cost.
Description
Technical Field
The utility model relates to the technical field of gas supply, in particular to an industrial gas supply system.
Background
Industrial process gas typically includes process gas, instrument gas, and process gas (nitrogen). The process gas usually comprises gas used for a waste liquid spray gun, a wet tower cooling spray gun, an SNCR (selective non-catalytic reduction), a quenching spray gun, a tank body area, an emergency water spraying tank and the like; the instrument gas usually comprises gas such as a slaked lime intermediate bin, a high-temperature camera, pneumatic valves in all regions, a bag-type dust collector, a boiler flap valve, a quenching gate valve, an emergency discharge chimney gas storage tank, a lifter compressed air main pipe, a flue gas analyzer and the like; the production gas mainly comprises a nitrogen main pipe of a feeding system, a nitrogen main pipe of a tank area and gas for an inlet pipeline of a temporary waste liquid conveying pump.
In the existing design, a plant area is usually provided with a plurality of gas supply stations for supplying gas to each part respectively; or various gas supply stations are arranged to supply process gas, instrument gas and production gas (nitrogen gas) respectively. The existing design has the defects of large occupied factory area space and high equipment cost. And the defects of low equipment utilization rate and poor reliability exist.
Therefore, those skilled in the art are dedicated to develop a system for supplying industrial gas, which has a more reasonable design, can save equipment cost, has a higher equipment utilization rate, and works more reliably.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to provide an industrial gas supply system with more reasonable design, reduced equipment cost, higher equipment utilization rate and more reliable operation.
In order to achieve the purpose, the utility model provides an industrial gas supply system which comprises a compressed air buffer tank, wherein the input end of the compressed air buffer tank is connected with the gas supply end of an air compressor, the output end of the compressed air buffer tank is connected with a filter, and the output end of the filter is connected with a freezing type dryer; the system is characterized in that a gas output end of the freezing type dryer is connected with a process gas storage tank, and the gas output end of the process gas storage tank is connected with a plurality of process gas pipelines and is respectively connected with external gas equipment; the gas output end of the freezing dryer is also connected with a micro thermal adsorption regenerative dryer, the output end of the micro thermal adsorption regenerative dryer is connected with an instrument gas storage tank, and the gas output end of the instrument gas storage tank is connected with a plurality of instrument gas pipelines and is respectively connected with an external instrument; the gas output end of the freezing type dryer is also connected with a nitrogen production device, the gas output end of the nitrogen production device is connected with a nitrogen storage tank, and the gas output end of the nitrogen storage tank is connected with a plurality of nitrogen output pipes and is respectively connected with external nitrogen using equipment.
In the system, an air compressor compresses air and conveys the air to a compressed air buffer tank, gas output by the compressed air buffer tank can be preliminarily filtered through a filter, then the gas enters a freezing type dryer to be dried for the first time, the dried gas is divided into three paths, the first path is conveyed to a process gas storage tank, and a gas output end of the process gas storage tank is connected with a plurality of process gas pipelines and conveyed to external gas equipment; the second path of the gas enters an instrument gas storage tank after being dried again by a micro thermal adsorption regenerative dryer, and the gas output end of the instrument gas storage tank is connected with a plurality of instrument gas pipelines and is conveyed to an external instrument; and the third path is conveyed to a nitrogen making device, the nitrogen making device conveys nitrogen to a nitrogen storage tank, and the gas output end of the nitrogen storage tank is connected with a plurality of nitrogen output pipes and conveys the nitrogen to nitrogen using equipment. The system can simultaneously supply process gas, instrument gas and production gas (nitrogen), and compared with the existing gas supply system, the whole system is more reasonable in design, the equipment cost can be saved, and the equipment utilization rate is higher.
As optimization, drain outlets are respectively arranged at the lower end of the compressed air buffer tank body, the lower end of the process gas storage tank body, the lower end of the instrument gas storage tank body and the lower end of the nitrogen storage tank body, and internally threaded ball valves are respectively arranged on the drain outlets.
Like this, through being provided with the drain respectively at compressed air buffer tank jar body lower extreme, the gaseous storage tank jar body lower extreme of technology, the gaseous storage tank jar body lower extreme of instrument and the gaseous storage tank jar body lower extreme to set up the internal thread ball valve at the drain, can make things convenient for compressed air buffer tank, the gaseous storage tank of technology, the gaseous storage tank of instrument and nitrogen gas storage tank blowdown operation.
As optimization, angle type safety valves are respectively arranged at the upper end of the tank body of the process gas storage tank, the upper end of the tank body of the instrument gas storage tank and the upper end of the tank body of the nitrogen storage tank.
Like this, through set up angle formula relief valve in gas storage tank jar body upper end for technology, gas storage tank jar body upper end for instrument and nitrogen gas storage tank jar body upper end, can make the safety more in the entire system use. Furthermore, an angle type safety valve is arranged at the upper end of the compressed air buffer tank body.
Preferably, the number of the air compressors is three, and the three air compressors are connected with the input end of the compressed air buffer tank.
Like this, through setting up three air compressor, when assurance compressed air efficiency that can be better, be provided with reserve, also can improve the reliability of work.
As optimization, the system further comprises a self-cooling water pump, wherein the output end of the self-cooling water pump is connected with the liquid input end of the freeze dryer through a first pipeline; the liquid output end of the freezing dryer is connected with the cooling tower through a second pipeline.
Therefore, water is supplied to the liquid input end of the freezing dryer from the cooling water pump for cooling, and then the cooling water is used in the cooling tower, so that the whole system has a greater use and can better meet the use requirement.
As optimization, a flange stop valve is arranged on the first pipeline; and a flange gate valve is arranged on the second pipeline.
Thus, the flange stop valve is arranged on the first pipeline; be provided with the flange gate valve on the second pipeline for whole return circuit can realize the normal close, opens again when needs, and the design is more reasonable.
As optimization, a first flange ball valve and a second flange ball valve are respectively arranged between the input end of the micro thermal adsorption regenerative dryer and the freezing dryer and between the output end of the micro thermal adsorption regenerative dryer and the instrument gas storage tank; still include first flange stop valve, first flange stop valve input links to each other with first flange ball valve input, and first flange stop valve output links to each other with second flange ball valve output.
Like this for the regenerative dryer of little thermal adsorption can be in the bypass, makes gaseous not through the regenerative dryer of little thermal adsorption handle, can control this position according to gaseous user demand, makes the design more reasonable.
Preferably, an A-stage filter is arranged between the second flange ball valve and the micro-thermal adsorption regenerative dryer.
Therefore, the A-stage filter is arranged, so that the gas can be further filtered, and the use requirement can be better met.
The gas input end and the gas output end of the freezing dryer are respectively connected and provided with a third flange ball valve and a fourth flange ball valve, the freezing dryer further comprises a second flange stop valve, the input end of the second flange stop valve is connected with the input end of the third flange ball valve, and the output end of the second flange stop valve is connected with the output end of the fourth flange ball valve.
Thus, the bypass is designed in the freezing dryer, and the bypass can be opened and closed according to the use requirement, so that the design is more reasonable.
As an optimization, the filter is a class C filter; the air compressor is a screw air compressor.
Therefore, the selection is more reasonable, the use cost can be saved, and a better use effect can be achieved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of a portion B in fig. 1.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, an industrial gas supply system includes a compressed air buffer tank 1, an input end of which is connected to a gas supply end of an air compressor 2, an output end of which is connected to a filter 3, and an output end of which is connected to a freeze dryer 4; the gas output end of the freezing type dryer is connected with a process gas storage tank 5, and the gas output end of the process gas storage tank is connected with a plurality of process gas pipelines and is respectively connected with external gas equipment; the gas output end of the freezing dryer is also connected with a micro thermal adsorption regenerative dryer 6, the output end of the micro thermal adsorption regenerative dryer is connected with an instrument gas storage tank 7, and the gas output end of the instrument gas storage tank is connected with a plurality of instrument gas pipelines and is respectively connected with external instruments; the gas output end of the freezing type dryer is also connected with a nitrogen making device 8, the gas output end of the nitrogen making device is connected with a nitrogen storage tank 9, and the gas output end of the nitrogen storage tank is connected with a plurality of nitrogen output pipes and is respectively connected with external nitrogen using equipment.
In the system, the air compressor compresses air and transmits the air to the compressed air buffer tank, the gas output by the compressed air buffer tank can be preliminarily filtered by the filter, then the gas enters the freezing type drying machine for primary drying, the dried gas is divided into three paths, the first path is connected to the process gas storage tank, and the gas output end of the process gas storage tank is connected with a plurality of process gas pipelines and transmits the process gas pipelines to external gas equipment; the second path of the gas enters an instrument gas storage tank after being dried again by a micro thermal adsorption regenerative dryer, and the gas output end of the instrument gas storage tank is connected with a plurality of instrument gas pipelines and is conveyed to an external instrument; and the third path is conveyed to a nitrogen making device, the nitrogen making device conveys nitrogen to a nitrogen storage tank, and the gas output end of the nitrogen storage tank is connected with a plurality of nitrogen output pipes and conveys the nitrogen to nitrogen using equipment. The system can simultaneously supply process gas, instrument gas and production gas (nitrogen), and compared with the existing gas supply system, the whole system is more reasonable in design, the equipment cost can be saved, and the equipment utilization rate is higher.
In the specific embodiment, drain outlets are respectively arranged at the lower end of the compressed air buffer tank body, the lower end of the process gas storage tank body, the lower end of the instrument gas storage tank body and the lower end of the nitrogen storage tank body, and internal thread ball valves are respectively arranged on the drain outlets.
Like this, through being provided with the drain respectively at compressed air buffer tank jar body lower extreme, the gaseous storage tank jar body lower extreme of technology, the gaseous storage tank jar body lower extreme of instrument and the gaseous storage tank jar body lower extreme to set up the internal thread ball valve at the drain, can make things convenient for compressed air buffer tank, the gaseous storage tank of technology, the gaseous storage tank of instrument and nitrogen gas storage tank blowdown operation.
In the present embodiment, an angle type safety valve 10 is installed at each of the upper end of the process gas storage tank, the upper end of the instrument gas storage tank, and the upper end of the nitrogen storage tank.
Like this, through set up angle formula relief valve in gas storage tank jar body upper end for technology, gas storage tank jar body upper end for instrument and nitrogen gas storage tank jar body upper end, can make the safety more in the entire system use. Furthermore, an angle type safety valve is arranged at the upper end of the compressed air buffer tank body.
In this embodiment, the number of the air compressors 2 is three, and the three air compressors are all connected to the input end of the compressed air buffer tank.
Like this, through setting up three air compressor, when assurance compressed air efficiency that can be better, be provided with reserve, also can improve the reliability of work.
In the specific embodiment, the system further comprises a self-cooling water pump 11, wherein an output end of the self-cooling water pump is connected with a liquid input end of the freeze dryer through a first pipeline 12; the liquid outlet of the freeze dryer is connected to the cooling tower via a second conduit 13.
Therefore, water is supplied to the liquid input end of the freezing dryer from the cooling water pump for cooling, and then the cooling water is used in the cooling tower, so that the whole system has a greater use and can better meet the use requirement.
In the specific embodiment, a flange stop valve is arranged on the first pipeline; and a flange gate valve is arranged on the second pipeline.
Thus, the flange stop valve is arranged on the first pipeline; be provided with the flange gate valve on the second pipeline for whole return circuit can realize the normal close, opens again when needs, and the design is more reasonable.
In the present embodiment, a first flange ball valve and a second flange ball valve are respectively disposed between the input end of the micro thermal adsorption regenerative dryer 6 and the freeze dryer and between the output end of the micro thermal adsorption regenerative dryer and the gas storage tank for the instrument; still include first flange stop valve, first flange stop valve input links to each other with first flange ball valve input, and first flange stop valve output links to each other with second flange ball valve output.
Like this for the regenerative dryer of little thermal adsorption can be in the bypass, makes gaseous not through the regenerative dryer of little thermal adsorption handle, can control this position according to gaseous user demand, makes the design more reasonable.
In this embodiment, a class a filter 14 is provided between the second flanged ball valve and the micro thermal adsorption regenerative dryer.
Therefore, the A-stage filter is arranged, so that the gas can be further filtered, and the use requirement can be better met.
In this embodiment, the gas input end and the gas output end of the freeze dryer are respectively connected and provided with a third flange ball valve and a fourth flange ball valve, and the freeze dryer further comprises a second flange stop valve, wherein the input end of the second flange stop valve is connected with the input end of the third flange ball valve, and the output end of the second flange stop valve is connected with the output end of the fourth flange ball valve.
Thus, the bypass is designed in the freezing dryer, and the bypass can be opened and closed according to the use requirement, so that the design is more reasonable.
In this embodiment, the filter is a class C filter; the air compressor is a screw air compressor.
Therefore, the selection is more reasonable, the use cost can be saved, and a better use effect can be achieved.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. An industrial gas supply system comprises a compressed air buffer tank, wherein the input end of the compressed air buffer tank is connected with the gas supply end of an air compressor, the output end of the compressed air buffer tank is connected with a filter, and the output end of the filter is connected with a freezing type dryer; the system is characterized in that a gas output end of the freezing type dryer is connected with a process gas storage tank, and the gas output end of the process gas storage tank is connected with a plurality of process gas pipelines and is respectively connected with external gas equipment; the gas output end of the freezing dryer is also connected with a micro thermal adsorption regenerative dryer, the output end of the micro thermal adsorption regenerative dryer is connected with an instrument gas storage tank, and the gas output end of the instrument gas storage tank is connected with a plurality of instrument gas pipelines and is respectively connected with an external instrument; the gas output end of the freezing type dryer is also connected with a nitrogen production device, the gas output end of the nitrogen production device is connected with a nitrogen storage tank, and the gas output end of the nitrogen storage tank is connected with a plurality of nitrogen output pipes and is respectively connected with external nitrogen using equipment.
2. An industrial gas supply system as claimed in claim 1, wherein: and the lower end of the compressed air buffer tank body, the lower end of the process gas storage tank body, the lower end of the instrument gas storage tank body and the lower end of the nitrogen storage tank body are respectively provided with a drain outlet, and the drain outlets are respectively provided with an internal thread ball valve.
3. An industrial gas supply system as claimed in claim 1, wherein: and angle type safety valves are respectively arranged at the upper end of the process gas storage tank body, the upper end of the instrument gas storage tank body and the upper end of the nitrogen storage tank body.
4. An industrial gas supply system as claimed in claim 1, wherein: the air compressors are arranged in parallel, and the three air compressors are connected with the input end of the compressed air buffer tank.
5. An industrial gas supply system as claimed in claim 1, wherein: the output end of the self-cooling water pump is connected with the liquid input end of the freezing dryer through a first pipeline; the liquid output end of the freezing dryer is connected with the cooling tower through a second pipeline.
6. An industrial gas supply system according to claim 5, wherein: a flange stop valve is arranged on the first pipeline; and a flange gate valve is arranged on the second pipeline.
7. An industrial gas supply system as claimed in claim 1, wherein: a first flange ball valve and a second flange ball valve are respectively arranged between the input end of the micro thermal adsorption regenerative dryer and the freezing dryer and between the output end of the micro thermal adsorption regenerative dryer and the instrument gas storage tank; still include first flange stop valve, first flange stop valve input links to each other with first flange ball valve input, and first flange stop valve output links to each other with second flange ball valve output.
8. An industrial gas supply system according to claim 7, wherein: an A-level filter is arranged between the second flange ball valve and the micro-thermal adsorption regenerative dryer.
9. An industrial gas supply system as claimed in claim 1, wherein: the gas input end and the gas output end of the freezing dryer are respectively connected and provided with a third flange ball valve and a fourth flange ball valve, the freezing dryer further comprises a second flange stop valve, the input end of the second flange stop valve is connected with the input end of the third flange ball valve, and the output end of the second flange stop valve is connected with the output end of the fourth flange ball valve.
10. An industrial gas supply system as claimed in claim 1, wherein: the filter is a C-grade filter; the air compressor is a screw air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122202208.XU CN216556510U (en) | 2021-09-11 | 2021-09-11 | Industrial gas supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122202208.XU CN216556510U (en) | 2021-09-11 | 2021-09-11 | Industrial gas supply system |
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| Publication Number | Publication Date |
|---|---|
| CN216556510U true CN216556510U (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122202208.XU Active CN216556510U (en) | 2021-09-11 | 2021-09-11 | Industrial gas supply system |
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| CN (1) | CN216556510U (en) |
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2021
- 2021-09-11 CN CN202122202208.XU patent/CN216556510U/en active Active
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