CN215058018U - Thermal generator set and air compressor standby cooling water system thereof - Google Patents
Thermal generator set and air compressor standby cooling water system thereof Download PDFInfo
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- CN215058018U CN215058018U CN202121197927.0U CN202121197927U CN215058018U CN 215058018 U CN215058018 U CN 215058018U CN 202121197927 U CN202121197927 U CN 202121197927U CN 215058018 U CN215058018 U CN 215058018U
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Abstract
The utility model discloses a reserve cooling water system of air compressor machine, including parallelly connected in the closed circulating water system and be used for carrying out refrigerated air compressor machine cooler, with the storage water tank of closed circulating water system's water supply pipe intercommunication still includes the intercommunication air compressor machine cooler place branch road, be used for making storage water circulation in the storage water tank extremely the tubing pump of air compressor machine cooler. So, utilize the storage water in the storage water tank to cool off the heat dissipation to the air compressor through the tubing pump, effectively utilized the stand-by water in the storage water tank, no longer need open closed water pump and open water pump in order to cool off the heat dissipation to the air compressor through the closed circulating water, and also need not additionally install cooling water system, do not have the quality of water problem, can realize the cooling water demand of air compressor machine high-efficiently, with low costs, guarantee that the unit stops the back air compressor machine and can last normal operating predetermined duration. The utility model discloses still disclose a thermal generator set, its beneficial effect as above.
Description
Technical Field
The utility model relates to a thermal power technical field, in particular to air compressor machine backup cooling water system. The utility model discloses still relate to a thermal generator set.
Background
With the development of power technology in China, more and more power stations are put into use.
The cooling water of the air compressor of the large thermal power generating unit is connected by a closed circulating water system, and the water quality of the closed circulating water is desalted water, so that the safe operation of cooling equipment is guaranteed. Under the background of the vigorous development of new energy power generation in China, the annual utilization hours of thermal power generating units are reduced year by year, and even the situation that the whole plant stops completely in summer for a certain period of time appears.
The air compressor machine is as the manufacturing equipment of gas such as the demineralized water preparation of thermal power plant, pneumatic valve switch, even the unit of whole factory stops the operation, for ensureing environmental protection equipment instrument and chemical water production system, pneumatic valve switch device's anticorrosive maintenance, also must guarantee the air compressor machine operation after a period of time, the unit just can stop the operation completely, and because the air compressor machine can produce a large amount of heats when moving, consequently if will make the air compressor machine keep moving, just must make the closed water pump who provides the cooling water for it also keep moving.
Because the closed water pump is the 6kV water pump usually, the electric energy of consumption is great to because power is big, the disturbance to the system is big, and the heat of production is also more, leads to the temperature of closed circulating water to rise gradually, so, still need utilize open circulating water to cool off closed circulating water. The operation of the open circulating water needs to start an open water pump, and the open water pump is usually a 6kV water pump, has high power and consumes more electric energy.
So, in prior art, if want to keep the air compressor machine operation when the unit is shut down, just must start two 6kV water pumps of closed water pump and open water pump simultaneously, caused a large amount of electric energy extravagantly. If do not start closed water pump and open water pump, just must replace the air compressor machine cooling water with other water sources, but this kind of condition needs install extra cooling water system additional, will reequip current pipeline, leads to not only the design cost to increase by a wide margin, and quality of water can not reach the requirement easily moreover, leads to the corruption aggravation to equipment.
Therefore, how to efficiently realize the cooling water requirement of the air compressor at low cost and ensure that the air compressor can continuously and normally operate for a preset time after the unit is shut down is a technical problem faced by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air compressor machine backup cooling water system can realize the cooling water demand of air compressor machine high-efficiently, with low costs, guarantees that the air compressor machine can last normal operating predetermined length after the unit stops transporting. Another object of the utility model is to provide a thermal generator set.
In order to solve the technical problem, the utility model provides an air compressor machine backup cooling water system, including parallelly connected in the closed circulating water system and be used for carrying out refrigerated air compressor machine cooler, with the storage water tank of closed circulating water system's water supply pipe intercommunication still includes the intercommunication air compressor machine cooler place branch road, be used for making storage rivers in the storage water tank extremely the tubing pump of air compressor machine cooler.
Preferably, the water storage tank is specifically an expansion water tank communicated with a water inlet of a closed water pump connected in series in the closed circulating water system, and a water diversion bypass pipeline for communicating the expansion water tank with the pipeline pump is connected in parallel at two ends of the closed water pump.
Preferably, a bypass throttle valve for controlling bypass flow is arranged in the diversion bypass pipeline.
Preferably, a standby bypass pipeline is connected in parallel to a branch where the air compressor cooler is located, and the pipeline pump is communicated in the standby bypass pipeline.
Preferably, both ends of the pipeline pump are provided with a stop valve.
Preferably, a branch throttle valve for controlling the flow of the branch is arranged on the branch where the air compressor cooler is located.
Preferably, the air compressor cooler is a tubular heat exchanger.
The utility model also provides a thermal generator set, include as above-mentioned arbitrary item air compressor machine backup cooling water system.
The utility model provides a reserve cooling water system of air compressor machine mainly includes air compressor machine cooler, storage water tank and tubing pump. The air compressor cooler is connected in parallel in the closed circulating water system, equivalently communicated in one branch of the closed circulating water system, and mainly used for cooling the air compressor by using the closed circulating water which flows to the branch from a trunk of the closed circulating water system. The water storage tank is communicated with a water supply pipeline of the closed circulating water system, is mainly used for storing a certain amount of closed circulating water and is used for supplementing water to the system at ordinary times. The pipeline pump communicates on the branch road at air compressor machine cooler place, and mainly used takes the storage water in the storage water tank out to the air compressor machine cooler for the air compressor machine cooler can utilize the storage water to cool off the heat dissipation to the air compressor machine. Therefore, the utility model provides an air compressor machine backup cooling water system, utilize the storage water in the storage water tank to cool off the heat dissipation to the air compressor machine through the tubing pump, the stand-by water in the storage water tank has effectively been utilized, compared in prior art, because closed water pump and open water pump no longer need open and cool off the heat dissipation to the air compressor machine with through the closed circulating water, and also need not additionally install cooling water system, there is not the water quality problem, the tubing pump only need take the storage water in the storage water tank out to the air compressor machine cooler simultaneously, closed water pump or open water pump are far less compared to the load, power, the energy consumption is lower, therefore can be high-efficient, realize the cooling water demand of air compressor machine with low costs, guarantee that the air compressor machine can last normal operating scheduled time after the unit stops transporting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a specific embodiment of the present invention.
Wherein, in fig. 1:
closed water pump-1, air compressor cooler-2, storage water tank-3, pipeline pump-4, diversion bypass pipeline-5, bypass choke valve-6, reserve bypass pipeline-7, stop valve-8, branch throttle valve-9, tower pond-10, open water pump-11, closed water cooler-12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic diagram of an overall structure of an embodiment of the present invention.
The utility model provides an among the specific embodiment, air compressor machine backup cooling water system mainly includes air compressor machine cooler 2, storage water tank 3 and tubing pump 4. The air compressor cooler 2 is connected in parallel in the closed circulating water system, equivalently communicated in one branch of the closed circulating water system, and mainly used for cooling the air compressor by using closed circulating water which flows to the branch from a main line of the closed circulating water system.
The water storage tank 3 is communicated with a water supply pipeline of a closed circulating water system, is mainly used for storing a certain amount of closed circulating water and is used for supplementing water to the system at ordinary times.
The pipeline pump 4 communicates on the branch road at air compressor machine cooler 2 place, and mainly used takes the storage water in the storage water tank 3 out to air compressor machine cooler 2 for air compressor machine cooler 2 can utilize the storage water to cool off the heat dissipation to the air compressor machine.
So, the reserve cooling water system of air compressor machine that this embodiment provided, utilize the storage water in the storage water tank 3 to cool off the heat dissipation to the air compressor machine through tubing pump 4, the reserve water in the storage water tank 3 has effectively been utilized, compared in prior art, because closed water pump 1 and open water pump 11 no longer need open in order to cool off the heat dissipation to the air compressor machine through the closed circulating water, and also need not additionally install cooling water system additional, there is not the quality of water problem, tubing pump 4 only need take out the storage water in the storage water tank 3 to air compressor machine cooler 2 simultaneously, closed water pump 1 or open water pump 11 is far less for the load, power, the energy consumption is lower, consequently, can be high-efficient, realize the cooling water demand of air compressor machine with low costs, guarantee that the unit stops that the back air compressor machine can last normal operating predetermined duration.
Generally, the closed water pump 1 consumes 280 degrees of power per hour, the open water pump 11 consumes 400 degrees of power per hour, and the pipeline pump 4 consumes 20 degrees of power per hour, and 660 degrees of power can be saved by adopting the method for supplying water.
In a preferred embodiment related to the water storage tank 3, the water storage tank 3 is specifically an expansion tank communicated with the water inlet of the closed water pump 1 connected in series in the closed circulating water system, and is mainly used for accommodating the water expansion amount of the system, reducing the water pressure fluctuation of the system caused by the expansion of water, improving the safety and reliability of the operation of the system, or supplementing water to the system when the system leaks water or the system is cooled due to some reason. At this time, because closed water pump 1 is in the off-state, for making the storage water in the expansion tank can circulate smoothly to air compressor cooler 2, this embodiment has diversion bypass pipeline 5 in parallel at the both ends of closed water pump 1. Specifically, the both ends of this diversion bypass pipeline 5 communicate respectively at closed water pump 1's business turn over water both ends, form parallel structure with closed water pump 1, so set up, and the storage water in the expansion tank can circulate to tubing pump 4, air compressor machine cooler 2 through diversion bypass pipeline 5 in, need not through closed water pump 1.
Of course, if the water inlet of the water storage tank 3 is only communicated with the water inlet pipeline of the closed circulating water system and is not communicated with the water inlet of the closed water pump 1, the stored water in the water storage tank 3 can reach the pipeline pump 4 and the air compressor cooler 2 only through the original closed circulating water system pipeline.
Furthermore, in order to conveniently adjust the flow rate of the cooling water pumped out from the water storage tank 3 by the pipeline pump 4, a bypass throttle valve 6 is additionally arranged in the diversion bypass channel in the embodiment so as to adjust the flow rate of the cooling water in the diversion bypass pipeline 5 through the bypass throttle valve 6. Meanwhile, when the closed water pump 1 operates normally, only the bypass throttle valve 6 needs to be completely closed.
In addition, for avoiding influencing the cooling effect of closed circulating water on the air compressor cooler 2 on the branch road when closed water pump 1 normally operates, in this embodiment, a spare bypass pipeline 7 is connected in parallel on the branch road where air compressor cooler 2 is located, and pipeline pump 4 just communicates in this spare bypass pipeline 7. So set up, when closed water pump 1 normal operating, the closed circulating water can normally pass through air compressor machine cooler 2 through the branch road, and when closed water pump 1 closed, the reserve bypass pipeline 7 that the storage water in the storage water tank 3 can pass through on the branch road through air compressor machine cooler 2.
Further, this embodiment still all is provided with stop valve 8 at the both ends of tubing pump 4 to the switching at the business turn over water both ends of control tubing pump 4, thereby close stop valve 8 when tubing pump 4 does not operate, prevent the reserve bypass pipeline 7 of closed circulation water circulation, and open stop valve 8 when tubing pump 4 operates, switch on reserve bypass pipeline 7.
Furthermore, this embodiment still communicates at the place of air compressor machine cooler 2 on the branch road has branch road choke valve 9 to adjust the branch road flow through this branch road choke valve 9, with conveniently adjusting the closed circulation water flow through air compressor machine cooler 2.
In addition, when the closed water pump 1 is in normal operation, the open water pump 11 is required to absorb heat and cool the closed circulating water, and at this time, the open water pump 11 is mainly used for introducing the cooling water cooled in the tower tank 10 into the closed water cooler 12 and exchanging heat with the heated closed circulating water in the closed water cooler 12.
In a preferred embodiment concerning the air compressor cooler 2, the air compressor cooler 2 is embodied as a tubular heat exchanger, but the air compressor cooler 2 may also be a heat exchanger or a radiator of the remaining type.
This embodiment still provides a thermal generator set, mainly includes closed circulation water system and air compressor machine backup cooling water system, and wherein, this air compressor machine backup cooling water system's specific content is the same with above-mentioned relevant content, and it is no longer repeated here.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a reserve cooling water system of air compressor machine, including parallelly connected be in the closed circulating water system and be used for carrying out refrigerated air compressor machine cooler (2) to the air compressor machine, with storage water tank (3) of closed circulating water system's water supply pipe intercommunication, its characterized in that still includes the intercommunication air compressor machine cooler (2) place branch road, be used for making storage hydrologic flow in the storage water tank (3) extremely pipeline pump (4) of air compressor machine cooler (2).
2. The air compressor backup cooling water system as claimed in claim 1, wherein the water storage tank (3) is specifically an expansion tank communicated with a water inlet of a closed water pump (1) connected in series in a closed circulating water system, and a water diversion bypass pipe (5) for communicating the expansion tank with the pipe pump (4) is connected in parallel to two ends of the closed water pump (1).
3. The air compressor backup cooling water system as claimed in claim 2, wherein a bypass throttle valve (6) for controlling a bypass flow rate is provided in the water diversion bypass pipe (5).
4. The air compressor backup cooling water system as claimed in claim 3, characterized in that a backup bypass pipe (7) is connected in parallel to the branch of the air compressor cooler (2), and the pipe pump (4) is communicated in the backup bypass pipe (7).
5. Air compressor backup cooling water system according to claim 4, characterized in that both ends of the pipe pump (4) are provided with a stop valve (8).
6. The air compressor backup cooling water system as claimed in claim 5, characterized in that a branch throttle valve (9) for controlling the flow of the branch is provided on the branch of the air compressor cooler (2).
7. Air compressor backup cooling water system according to claim 6, characterized in that the air compressor cooler (2) is embodied as a shell and tube heat exchanger.
8. A thermal generator set, characterized by comprising the air compressor backup cooling water system as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121197927.0U CN215058018U (en) | 2021-05-31 | 2021-05-31 | Thermal generator set and air compressor standby cooling water system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121197927.0U CN215058018U (en) | 2021-05-31 | 2021-05-31 | Thermal generator set and air compressor standby cooling water system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215058018U true CN215058018U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121197927.0U Active CN215058018U (en) | 2021-05-31 | 2021-05-31 | Thermal generator set and air compressor standby cooling water system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215058018U (en) |
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2021
- 2021-05-31 CN CN202121197927.0U patent/CN215058018U/en active Active
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