CN214170839U - Instrument air compression station with temporary circulating water system - Google Patents
Instrument air compression station with temporary circulating water system Download PDFInfo
- Publication number
- CN214170839U CN214170839U CN202022759868.3U CN202022759868U CN214170839U CN 214170839 U CN214170839 U CN 214170839U CN 202022759868 U CN202022759868 U CN 202022759868U CN 214170839 U CN214170839 U CN 214170839U
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- China
- Prior art keywords
- circulating water
- temporary
- compression station
- air compression
- air
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 123
- 230000006835 compression Effects 0.000 title claims abstract description 40
- 238000007906 compression Methods 0.000 title claims abstract description 40
- 239000000498 cooling water Substances 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 abstract description 15
- 238000010276 construction Methods 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
The utility model provides an instrument air compression station with interim circulating water system, instrument air compression station includes: the instrument air pressure station comprises 2-8 air compressors, a circulating water pipeline, an air compressor intercooler, an air compressor rear cooler, an oil cooler and a high-low pressure machine head jacket, wherein the air compressor intercooler, the air compressor rear cooler, the oil cooler and the high-low pressure machine head jacket are arranged on the circulating water pipeline, the instrument air pressure station further comprises a temporary circulating water system which comprises a water cooling tower, a water pump and a connecting pipeline of the water cooling tower, and when the circulating water pipeline is disconnected from a circulating water main pipe, a cooling water source is provided for the circulating water pipeline by the temporary circulating water system. When other coolers of the air separation device are stopped, a temporary circulating water system is adopted to supply cooling water to the air compressor, and the electric quantity can be saved by 996KWh per hour. In the tail construction period and the early debugging period of the device, the cost can be greatly saved by utilizing a small-range temporary water station.
Description
Technical Field
The utility model relates to a coal system natural gas field, concretely relates to supporting instrument air compression station of air separation plant, this instrument air compression station have interim circulating water system.
Background
Coal plants are generally equipped with devices for heat generation, air separation, gasification, purification, and the like. For an air separation plant, an instrument air compression station is usually required to be arranged, and the task of the instrument air compression station is to provide purified compressed air for pneumatic instruments and pneumatic valves of a whole plant when the whole plant is driven or the air separation plant is stopped; when the air separation device is normally produced, the instrument air compression station is stopped for standby transportation.
Wherein, the instrument air compression station matched with the air separation device of the Liaoning Datang international Fuxin coal-based natural gas project (first-stage) is internally provided with 5 screw type air compressors (ZR250), and the air delivery quantity of each air compressor is 2400m3And h, a cooling water source is introduced from a circulating water main pipe of the air separation boundary area, and the circulating water quantity required by a single air compressor is 20t/h so as to meet the water consumption requirements of an intercooler, an aftercooler, an oil cooler and a high-low pressure machine head jacket of the air compressor.
The inventor of the invention finds that the power of a single water pump of the circulating water station is 1000KW, and when other coolers of the air separation device are stopped, the circulating water station independently supplies cooling water to the instrument air compression station, so that the problems of low cooling water utilization rate and high cost exist.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at overcoming among the prior art when other coolers of air separation plant stop the operation, the circulating water station is alone to instrument air compression station supply cooling water, leads to the low, with high costs problem of cooling water utilization ratio, provides an instrument air compression station with interim circulating water system to realize energy saving and consumption reduction.
The invention provides an instrument air compression station with a temporary circulating water system, which comprises:
2-8 air compressors;
the circulating water pipeline is connected with a circulating water main pipe to provide a cooling water source;
an air compressor intercooler, an air compressor aftercooler, an oil cooler and a high-low pressure machine head jacket which are arranged on the circulating water pipeline,
the temporary circulating water system comprises a water cooling tower, a circulating water pump and a connecting pipeline thereof, and the temporary circulating water system is used for providing a cooling water source for the circulating water pipeline under the condition that the circulating water pipeline is disconnected from a circulating water main pipe.
According to the utility model provides an instrument air compression station with interim circulating water system, in an embodiment, through interim pipeline with cooling tower and circulating water pipeline butt joint. Wherein, can make circulating water pipeline and circulating water main pipe disconnect through installing the blind plate additional.
Preferably, the water cooling tower is arranged outdoors.
According to the utility model provides an instrument air compression station with interim circulating water system, in a preferred embodiment, interim circulating water system still including connect in interim water tank on the circulating water pipeline. The temporary water tank can be supplied with desalted water by a fire engine, so as to supplement the water level of the cooling tower. Preferably, the temporary water tank is located within the gauge air pressure station. Preferably, the volume of the temporary water tank is 10-50 m3E.g. 20m in one embodiment3。
Based on the consideration of severe cold weather of the region, the circulating water pump is preferably arranged indoors to ensure the normal operation of the water pump.
According to the utility model provides an instrument air compression station with interim circulating water system, in a preferred embodiment, instrument air compression station includes 4 ~ 6 air compressor, for example 5 air compressor. Preferably, the circulating water quantity in the temporary circulating water system meets the requirement that 2 air compressors run simultaneously.
According to the utility model provides an instrument air compression station with interim circulating water system when other coolers of air-separating device stop transport, adopts interim circulating water system supplies the cooling water to air compressor, can practice thrift electric quantity 996KWh every hour. In the tail construction period and the early debugging period of the device, the cost can be greatly saved by utilizing a small-range temporary water station.
Drawings
Embodiments of the present invention are described in detail below with reference to the attached drawing figures, wherein:
fig. 1 is the utility model provides a temporary circulating water system of instrument air compression station's schematic diagram.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments, which are given for the purpose of illustration only and are not intended to limit the scope of the invention.
Example 1
The existing instrument air compression station operates as follows:
5 screw air compressors (ZR250) are arranged in an air compression station of a matched instrument of the air separation device, a cooling water source is introduced by a circulating water main pipe of an air separation boundary area, and the circulating water quantity required by a single air compressor is 20t/h so as to meet the water consumption requirements of an intercooler, an aftercooler, an oil cooler and a high-low pressure handpiece jacket of the air compressor. The power of a single water pump of the circulating water station is 1000KW, when other coolers of the air separation device are stopped, the circulating water station independently supplies cooling water to the instrument machine, and the cooling water utilization rate is low and the cost is high.
Adopt the utility model provides an operation mode at instrument air compression station with interim circulating water system as follows:
as shown in figure 1, the area in the dotted line in the figure is in an air compression station factory building, the temporary circulating water system is composed of a water cooling tower 1, a water pump and connecting pipelines thereof, the water cooling tower is in butt joint with a circulating water pipeline of a screw air compressor through the temporary pipeline, and a blind plate is additionally arranged on the outer side of the circulating water pipeline so as to be disconnected with a circulating water main pipe. A 20m welding is arranged in the air compression station3The temporary water tank 2 is supplied with desalted water by the fire engine, and then the water level of the cooling tower is supplemented. The circulating water pump is arranged indoors, so that the normal operation of the water pump in severe cold weather is guaranteed.
The circulating water quantity of the temporary circulating water system of the air compression station can meet the requirement that 2 air compressors run simultaneously. And separating the temporary circulating water system from the air separation circulating water station by using a blind plate. Before starting the air compressor, supplementing water to the water cooling tower, starting a temporary circulating water pump (4KW) when the liquid level is close to the upper limit, establishing a temporary circulating water system, and ensuring that the water inlet pressure is more than or equal to 0.2 MPa. And meanwhile, the liquid level of the water cooling tower is monitored, and water is supplemented in time.
When other coolers of the air separation device are stopped, an air compression station temporary circulating water system is adopted to supply cooling water to the air compressor, the investment of the temporary circulating water system is about 2 ten thousand yuan, the power of a single circulating water pump of the air compression station is 1000KW, the power of a temporary circulating water pump of the air compression station is 4KW, and the temporary circulating water station can save 996KWh of electric quantity per hour and approximately fits 480 yuan of RMB.
Although the present invention has been described to a certain extent, it is apparent that appropriate changes in various conditions may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not limited to the described embodiments, but is to be accorded the scope consistent with the claims, including equivalents of each element described.
Claims (9)
1. An instrumentation air compression station having a temporary circulating water system, the instrumentation air compression station comprising:
2-8 air compressors;
the circulating water pipeline is connected with a circulating water main pipe to provide a cooling water source;
an air compressor intercooler, an air compressor aftercooler, an oil cooler and a high-low pressure machine head jacket which are arranged on the circulating water pipeline,
the temporary circulating water system comprises a water cooling tower, a circulating water pump and a connecting pipeline thereof, and the temporary circulating water system is used for providing a cooling water source for the circulating water pipeline under the condition that the circulating water pipeline is disconnected from a circulating water main pipe.
2. The instrument air compression station with a temporary circulating water system according to claim 1, wherein the circulating water pipe is disconnected from the circulating water main by a blind plate.
3. The instrument air pressure station with a temporary circulating water system according to claim 1, wherein the water cooling tower is disposed outdoors.
4. The instrument air compression station with a temporary circulating water system of claim 1, wherein the temporary circulating water system further comprises a temporary water tank connected to the circulating water pipe.
5. The instrumentation air compression station with a temporary circulating water system of claim 4, wherein the temporary water tank is located within the instrumentation air compression station.
6. The instrumentation air compression station with a temporary water circulating system of claim 1, wherein the circulating water pump is located indoors.
7. The instrumentation air compression station with a temporary circulating water system of claim 1, wherein the instrumentation air compression station comprises 4-6 air compressors.
8. The instrumentation air compression station with a temporary circulating water system of claim 1 or 7, wherein the amount of circulating water in the temporary circulating water system is such that 2 air compressors are running simultaneously.
9. The instrument air compression station with the temporary circulating water system as claimed in claim 4, wherein the volume of the temporary water tank is 10-50 m3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759868.3U CN214170839U (en) | 2020-11-25 | 2020-11-25 | Instrument air compression station with temporary circulating water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759868.3U CN214170839U (en) | 2020-11-25 | 2020-11-25 | Instrument air compression station with temporary circulating water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214170839U true CN214170839U (en) | 2021-09-10 |
Family
ID=77601956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022759868.3U Expired - Fee Related CN214170839U (en) | 2020-11-25 | 2020-11-25 | Instrument air compression station with temporary circulating water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214170839U (en) |
-
2020
- 2020-11-25 CN CN202022759868.3U patent/CN214170839U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |