CN215373607U - Coal gas cooling combination device and coal gas conveying system - Google Patents
Coal gas cooling combination device and coal gas conveying system Download PDFInfo
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- CN215373607U CN215373607U CN202120810032.3U CN202120810032U CN215373607U CN 215373607 U CN215373607 U CN 215373607U CN 202120810032 U CN202120810032 U CN 202120810032U CN 215373607 U CN215373607 U CN 215373607U
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Abstract
The utility model discloses a coal gas cooling combination device and a coal gas conveying system, and belongs to the technical field of ferroalloy coal gas. The coal gas cooling combined device comprises: the gas pipeline, the water spraying mechanism, the air cooler and the gas cabinet; the gas outlet of the gas pipeline is communicated with the gas inlet of the water spraying mechanism; the air inlet of the air cooler is communicated with the air outlet of the water spraying mechanism, and the air outlet of the air cooler is communicated with the air inlet of the gas chamber. The gas cooling combination device and the gas conveying system avoid excessive cooling, so that no saturated water is separated out from the regenerated gas, and the quality of the cooled gas is easy to control.
Description
Technical Field
The utility model relates to a gas cooling combination device, in particular to a gas cooling combination device and a gas conveying system.
Background
The ferroalloy coal gas belongs to secondary energy, contains about 80 percent of CO, is a good gas fuel, but in a recovery and transmission and distribution system, because most of the ferroalloy coal gas adopts high-temperature gaseous transmission and distribution, the ferroalloy coal gas is mainly convenient for a user to recover and utilize sensible heat of the gas, thereby saving energy. However, in the storage device, because the sealing element in the gas tank is made of rubber, the temperature can only be applied to less than 70-80 ℃, and therefore, the temperature of the gas must be reduced from 200-250 ℃ to 70 ℃ before entering the gas tank, so that the ferroalloy gas can be stored.
At present, the process technology for cooling gas in front of an iron alloy gas chamber only has a single air cooling or water cooling mode, the air cooling device is huge in equipment, high in investment and large in occupied area, the quality of the cooled gas is not easy to control, the water cooling system causes frequent excessive cooling, the situation that the gas is seriously water-contained is formed, and the technical requirements of entering the gas chamber are not met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gas cooling combination device and a gas conveying system, which solve or partially solve the technical problems that in the prior art, single air cooling or single water cooling is adopted for cooling gas in front of an iron alloy gas chamber, the quality of the cooled gas is not easy to control, the excessive cooling condition is caused, and the water in the gas is serious.
In order to solve the technical problem, the utility model provides a coal gas cooling combination device, which comprises: the gas pipeline, the water spraying mechanism, the air cooler and the gas cabinet; the gas outlet of the gas pipeline is communicated with the gas inlet of the water spraying mechanism; the air inlet of the air cooler is communicated with the air outlet of the water spraying mechanism, and the air outlet of the air cooler is communicated with the air inlet of the gas chamber.
Further, the water spray mechanism includes: a water spraying box, a water spraying pipe and a plurality of nozzles; the air inlet of the water spraying box is communicated with the air outlet of the gas pipeline, and the air outlet of the water spraying box is communicated with the air inlet of the air cooler; the water spraying pipe is fixedly arranged in the water spraying box; the nozzles are arranged on the water spray pipe.
Further, the nozzle is a pressure atomization nozzle.
Further, a plurality of the nozzles are uniformly arranged on the water spray pipe at equal intervals.
Furthermore, the particle diameter of the water drops sprayed out from the nozzle is less than 70 mu m.
Further, the air inlet of the air cooler is communicated with the air outlet of the water spraying mechanism through a first conveying pipeline.
Further, the air cooler includes: a cooling box and a coil; the coil pipe is fixedly arranged in the cooling box; the air inlet of the coil pipe is communicated with the air outlet of the water spraying mechanism, and the air outlet of the coil pipe is communicated with the air inlet of the gas chamber.
Further, a fan is fixedly arranged in the cooling box.
Further, the air outlet of the coil pipe is communicated with the air inlet of the gas chamber through a second conveying pipeline.
Further, the application also provides a gas conveying system, which comprises the gas cooling combination device.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
because the air outlet of the gas pipeline is communicated with the air inlet of the gas cabinet, the ferroalloy gas cooled by the water spraying mechanism enters the air cooler because the high-temperature ferroalloy gas with the temperature of 200-250 ℃ delivered from the gas source enters the water spraying mechanism from the gas pipeline, the industrial water is sprayed out by the water spraying device and directly meets the high-temperature ferroalloy gas, the temperature of the ferroalloy gas is reduced to 100 ℃ after the high-temperature ferroalloy gas is fully mixed, the temperature reduction principle adopts an evaporative cooling mode, the water spraying amount is small, the water spraying mechanism sprays fine water particles to be fully mixed with the ferroalloy gas, the temperature of the ferroalloy gas can be reduced, the ferroalloy gas does not reach the saturation temperature, the saturated water is not condensed and separated out in the ferroalloy gas, the ferroalloy gas is still dry gas, the air inlet of the air cooler is communicated with the air outlet of the water spraying mechanism, the air outlet of the air cooler is communicated with the air inlet of the gas cabinet, and the ferroalloy gas cooled by the water spraying mechanism enters the air cooler, the air cooler is used for further cooling to meet the requirement of the inlet temperature of the gas cabinet, the air cooler adopts an indirect cooling principle, ferroalloy coal gas at 100 ℃ after water spraying flows in the air cooler, the temperature of the ferroalloy coal gas in the air cooler is further reduced to reach 70 ℃, the air cooler is used for cooling indirectly, and the ferroalloy coal gas in the air cooler is not in contact with water, so that the ferroalloy coal gas does not have mechanical water, the temperature difference of the air cooler is reduced, the diameter and the length of a pipeline of the air cooler are reduced or shortened, the engineering investment and the occupied area are reduced, excessive cooling is avoided, and the quality of the cooled coal gas is easy to control.
Drawings
FIG. 1 is a schematic structural diagram of a gas cooling combination unit provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a water spraying mechanism of the gas cooling combination unit in FIG. 1;
FIG. 3 is a schematic diagram of an air cooler of the combined gas temperature reduction device of FIG. 1.
Detailed Description
Referring to fig. 1, an embodiment of the present invention provides a gas cooling combination apparatus, including: the gas pipeline 1, the water spraying mechanism 2, the air cooler 3 and the gas tank 4.
The gas outlet of the gas pipeline 1 is communicated with the gas inlet of the water spraying mechanism 2.
The air inlet of the air cooler 3 is communicated with the air outlet of the water spraying mechanism 2, and the air outlet of the air cooler 3 is communicated with the air inlet of the gas chamber 4.
In the embodiment of the application, because the air outlet of the gas pipeline 1 is communicated with the air inlet of the water spray mechanism 2, high-temperature ferroalloy gas with the temperature of 200-250 ℃ sent from an air source enters the water spray mechanism 2 from the gas pipeline 1, industrial water is sprayed out by the water spray mechanism 2 and directly meets the high-temperature ferroalloy gas, after the high-temperature ferroalloy gas and the industrial water are fully mixed, the temperature of the ferroalloy gas is reduced to 100 ℃, the temperature reduction principle adopts an evaporation cooling mode, the water spray quantity is small, the water spray mechanism 2 sprays fine water particles to be fully mixed with the ferroalloy gas, the temperature of the ferroalloy gas can be reduced, the ferroalloy gas does not reach the saturation temperature, no saturated water is condensed and separated out in the ferroalloy gas, the ferroalloy gas is still dry gas, because the air inlet of the air cooler 3 is communicated with the air outlet of the water spray mechanism 2, the air outlet of the air cooler 3 is communicated with the air inlet of the gas cabinet 4, therefore, the ferroalloy coal gas cooled by the water spraying mechanism 2 enters the air cooler 3, the temperature is further reduced by the air cooler 3 to meet the requirement of the inlet temperature of the coal gas cabinet 4, the air cooler 3 adopts an indirect cooling principle for reducing the temperature, the ferroalloy coal gas at 100 ℃ after water spraying flows in the air cooler 3 to further reduce the temperature of the ferroalloy coal gas in the air cooler 3 to 70 ℃, the cooling of the air cooler 3 is indirect cooling, the ferroalloy coal gas in the air cooler 3 is not contacted with water, so that the ferroalloy coal gas is free from mechanical water, the temperature difference of the cooling of the air cooler 3 is reduced, the diameter and the length of a pipeline of the air cooler are reduced or shortened, the engineering investment and the occupied area are reduced, excessive cooling is avoided, and the quality of the cooled coal gas is easy to control.
Referring to fig. 2, specifically, the water spray mechanism 2 includes: a water spraying box 2-1, a water spraying pipe 2-2 and a plurality of nozzles 2-3.
The air inlet of the water spraying box 2-1 is communicated with the air outlet of the gas pipeline 1, and the air outlet of the water spraying box 2-1 is communicated with the air inlet of the air cooler 3.
The water spraying pipe 2-2 is fixedly arranged in the water spraying tank 2-1.
A plurality of nozzles 2-3 are arranged on the water spray pipes 2-2.
When the high-temperature ferroalloy coal gas enters the water spraying box 2-1, the external water source supplies industrial water to the water spraying pipe 2-2, the industrial water is formed into industrial water mist by the plurality of nozzles 2-3 and sprayed to the high-temperature ferroalloy coal gas, and the high-temperature ferroalloy coal gas and the industrial water mist are fully mixed, so that the temperature of the high-temperature ferroalloy coal gas is reduced to about 100 ℃.
The nozzles 2-3 are pressure atomizing nozzles to ensure that fine water particles are sprayed out, so that the fine water particles can be fully mixed with the ferroalloy coal gas, the temperature of the ferroalloy coal gas can be reduced, the ferroalloy coal gas does not reach the saturation temperature, no saturated water is condensed and separated out from the ferroalloy coal gas, and the ferroalloy coal gas is still dry gas.
The nozzles 2-3 are uniformly arranged on the water spraying pipes 2-2 at equal intervals, so that the fine water particles can be fully mixed with the ferroalloy coal gas.
Wherein the particle diameter of the water drops sprayed from the nozzles 2-3 is less than 70 μm.
Specifically, the air inlet of the air cooler 3 is communicated with the air outlet of the water spray mechanism 2 through the first conveying pipeline 5, so that the cooled high-temperature ferroalloy coal gas can enter the air cooler 3 conveniently.
Referring to fig. 3, specifically, the air cooler 3 includes: a cooling box 3-1 and a coil pipe 3-2.
The coil 3-2 is fixedly arranged in the cooling box 3-1.
The air inlet of the coil pipe 3-2 is communicated with the air outlet of the water spraying mechanism 2, and the air outlet of the coil pipe 3-2 is communicated with the air inlet of the gas chamber 4.
When the ferroalloy coal gas cooled by the water spraying box 2-1 enters the coil pipe 3-2, the running path of the ferroalloy coal gas is prolonged by the coil pipe 3-2, the ferroalloy coal gas with 100 ℃ after water spraying flows in the coil pipe 3-2, the temperature of the coal gas in the coil pipe 3-2 is further reduced by wind power outside the pipe wall of the coil pipe 3-2, indirect cooling is realized, the coal gas in the coil pipe 3-2 is not contacted with water, therefore, the coal gas has no mechanical water, the temperature difference of cooling of the air cooler 3 is reduced, the diameter and the length of the pipeline of the coil pipe 3-2 are reduced or shortened, the engineering investment and the occupied area are reduced, excessive cooling is avoided, and the quality of the cooled coal gas is easy to control.
A fan is fixedly arranged in the cooling box 3-1 and used for cooling the coil pipe 3-2.
The air outlet of the coil pipe 3-2 is communicated with the air inlet of the gas chamber 4 through a second conveying pipeline 6, so that the cooled ferroalloy gas can conveniently enter the gas chamber 4.
The utility model further provides a gas conveying system, the gas conveying system adopts the gas cooling combination device, the specific structure of the gas cooling combination device refers to the embodiment, and the gas cooling combination device adopts all technical schemes of all the embodiments, so that the gas conveying system at least has all beneficial effects brought by the technical schemes of the embodiments, and further description is omitted.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. A gas cooling combination, comprising: the gas pipeline, the water spraying mechanism, the air cooler and the gas cabinet;
the gas outlet of the gas pipeline is communicated with the gas inlet of the water spraying mechanism;
the air inlet of the air cooler is communicated with the air outlet of the water spraying mechanism, and the air outlet of the air cooler is communicated with the air inlet of the gas chamber.
2. The gas cooling combination as claimed in claim 1, wherein the water spray mechanism comprises: a water spraying box, a water spraying pipe and a plurality of nozzles;
the air inlet of the water spraying box is communicated with the air outlet of the gas pipeline, and the air outlet of the water spraying box is communicated with the air inlet of the air cooler;
the water spraying pipe is fixedly arranged in the water spraying box;
the nozzles are arranged on the water spray pipe.
3. The gas cooling combination as claimed in claim 2, wherein:
the nozzle is a pressure atomizing nozzle.
4. The gas cooling combination as claimed in claim 2, wherein:
the nozzles are uniformly arranged on the water spray pipe at equal intervals.
5. The gas cooling combination as claimed in claim 2, wherein:
the grain diameter of the water drops sprayed out from the nozzle is less than 70 mu m.
6. The gas cooling combination as claimed in claim 1, wherein:
and the air inlet of the air cooler is communicated with the air outlet of the water spraying mechanism through a first conveying pipeline.
7. The gas cooling combination as claimed in claim 1, wherein the air cooler comprises: a cooling box and a coil;
the coil pipe is fixedly arranged in the cooling box;
the air inlet of the coil pipe is communicated with the air outlet of the water spraying mechanism, and the air outlet of the coil pipe is communicated with the air inlet of the gas chamber.
8. The gas cooling combination as claimed in claim 7, wherein:
and a fan is fixedly arranged in the cooling box.
9. The gas cooling combination as claimed in claim 7, wherein:
and the air outlet of the coil pipe is communicated with the air inlet of the gas chamber through a second conveying pipeline.
10. A gas transportation system comprising a gas desuperheating combination as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120810032.3U CN215373607U (en) | 2021-04-20 | 2021-04-20 | Coal gas cooling combination device and coal gas conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120810032.3U CN215373607U (en) | 2021-04-20 | 2021-04-20 | Coal gas cooling combination device and coal gas conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215373607U true CN215373607U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120810032.3U Active CN215373607U (en) | 2021-04-20 | 2021-04-20 | Coal gas cooling combination device and coal gas conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215373607U (en) |
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2021
- 2021-04-20 CN CN202120810032.3U patent/CN215373607U/en active Active
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