CN205593400U - Recirculating cooling water system based on indirect air cooling system - Google Patents
Recirculating cooling water system based on indirect air cooling system Download PDFInfo
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- CN205593400U CN205593400U CN201620290273.9U CN201620290273U CN205593400U CN 205593400 U CN205593400 U CN 205593400U CN 201620290273 U CN201620290273 U CN 201620290273U CN 205593400 U CN205593400 U CN 205593400U
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- air cooling
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- jellyfish pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The utility model relates to a recirculating cooling water system based on indirect air cooling system, include: first condenser, it is connected with first air cooling tower through first circulation jellyfish pipe and second circulation jellyfish pipe, is equipped with a circulating water pump and first valve on the second circulation jellyfish pipe, the second condenser, it is connected with the second air cooling tower through third circulation jellyfish pipe and fourth circulation jellyfish pipe, is equipped with the 2nd circulating water pump and second valve on the fourth circulation jellyfish pipe, the 5th circulation jellyfish pipe, its both ends are managed and fourth circulation jellyfish union coupling with second circulation jellyfish respectively, are equipped with third valve and four valves. The beneficial effect of the utility model: adopt to enlarge the method of operation of unit system, can effectually avoid the frozen problem of air cooling tube bank under extremely cold ambient temperature, simultaneously, can also reduce the operation backpressure of steam turbine summer, improve the operating efficiency of intercooling unit, gain good economic benefits.
Description
Technical field
This utility model relates to a kind of indirect air cooling system, is specifically related to a kind of based on indirect air cooling system
Recirculating cooling water system.
Background technology
It is the most emerging in power industry for saving heat-engine plant circulating water water consumption in recent years for using air cooling technique
The new technique risen.Power station air cooling technology has become as builds in the regional and near coal-mine area of water resource critical shortage
If thermoelectricity saves a kind of effective way of water consumption.It is currently used for the air cooling of thermal power plant machine group end cooling
System mainly has direct air cooling system and indirect air cooling system, and of the present invention is for indirect air cooling system
A kind of recirculating cooling water system of the improvement of system.
Indirect air cooling system is promoted the most widely, and its principle is the exhaust steam that steam turbine is discharged
Enter condenser, by the circulating cooling water cooling of indirect air cooling system；Exhaust steam after cooling returns boiler,
Realization recycles；The cooling water that after cooling, temperature raises enters indirect air cooling system, passes through gravity-flow ventilation
Reduce temperature, be then again introduced into condenser and exhaust steam is cooled down, it is achieved recycle.Indirect air cooling system
Air cooling tube bank (also known as " cooling triangle "), vertically place in the bottom of cooling tower.Air is in tube bank
Outside flowing, cooling water is in tube bank internal cooling cooling.The bottom of cooling tower is provided with shutter, in order to adjust
Joint air quantity.How indirect air cooling with using water wisely, but can avoid indirect air cooling under ambient temperature of extremely trembling with fear
Freezing of tube bank, passes the winter the most safely at extremely frigid zones, is extremely frigid zones indirect air cooling unit institute of China face
The Tough questions faced.
Utility model content
For weak point present in the problems referred to above, this utility model provides a kind of based on indirect air cooling system
The recirculating cooling water system of system, uses the method for operation of Expanding Unit Element System, can effectively avoid the coldest
Under ambient temperature, air cooling restrains the problem freezed, and meanwhile, can also reduce the operation back pressure of steam turbine summer,
The operational efficiency of cold group between raising, obtains good economic benefit.
For achieving the above object, this utility model provides a kind of recirculated cooling water based on indirect air cooling system
System, including:
First condenser, its coolant outlet is by the second circulation Jellyfish pipe and cooling water of the first air cooling tower
Import connects, and the cooling water inlet of described first condenser is by the first circulation Jellyfish pipe and the first air cooling tower
Coolant outlet connect, the outlet of described first condenser is provided with the first water circulating pump, and described second follows
Ring Jellyfish pipe is provided with the first valve near one end of described first air cooling tower；
Second condenser, its coolant outlet is by the 4th circulation Jellyfish pipe and the cooling water of the second air cooling tower
Import connects, and the cooling water inlet of described second condenser is by the 3rd circulation Jellyfish pipe and the second air cooling tower
Coolant outlet connect, the outlet of described second condenser is provided with the second water circulating pump, and the described 4th follows
Ring Jellyfish pipe is provided with the second valve near one end of described second air cooling tower；
5th circulation Jellyfish pipe, Jellyfish pipe and described 4th recirculated water are circulated with described second respectively in its two ends
Female pipe connects, and one end of described 5th circulation Jellyfish pipe is positioned at described first water circulating pump and described first
Between valve, the other end of described 5th circulation Jellyfish pipe is positioned at described second water circulating pump and described second
Between valve, described 5th circulation Jellyfish pipe is provided with the 3rd valve and the 4th valve.
It is provided with the first radiator in described first air cooling tower.
It is provided with the second radiator in described second air cooling tower.
The beneficial effects of the utility model:
1, winter, two unit recirculated cooling waters shared a cooling tower, owing to the circulating cooling water yield increases,
Recirculated cooling water running temperature increases, and can effectively prevent indirect air cooling system from restraining at ring of extremely trembling with fear
The problem freezed at a temperature of border, the safety of cold unit operation between raising；
2, summer unit can not band single unit at full capacity run in the case of, the circulation of single unit is cold
But water respectively enters two cooling towers, more effectively reduces circulating cooling coolant-temperature gage, reduces unit back pressuce,
Improve the operational efficiency of indirect air cooling unit, make indirect air cooling unit obtain good economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of recirculating cooling water system based on indirect air cooling system of this utility model
Figure.
In figure:
1A, the first condenser；1B, the second condenser；2A, the first water circulating pump；2B, the second circulation
Water pump；3A, the first air cooling tower；3B, the second air cooling tower；4A, the first valve；4B, the second valve；
4C, the 3rd valve；4D, the 4th valve；5A, the first radiator；5B, the second radiator；6A、
First circulation Jellyfish pipe；6B, the second circulation Jellyfish pipe；6C, the 3rd circulation Jellyfish pipe；6D, the 4th follow
Ring Jellyfish pipe；6E, the 5th circulation Jellyfish pipe.
Detailed description of the invention
As it is shown in figure 1, a kind of based on indirect air cooling system the circulation described in this utility model embodiment is cold
But water system, is two machine two tower recirculating cooling water systems, and often group recirculating cooling water system includes an air cooling
Tower, condenser, a water circulating pump.Connect two between two unit water circulating pump outlet Jellyfish pipes
Valve, the circulation Jellyfish pipe of every unit installs valve additional.Specifically include:
First condenser 1A, its coolant outlet is by the second circulation Jellyfish pipe 6B and the first air cooling tower 3A
Cooling water inlet connect, the cooling water inlet of the first condenser 1A by first circulation Jellyfish pipe 6A with
The coolant outlet of the first air cooling tower 3A connects, and the outlet of the first condenser 1A is provided with the first water circulating pump
2A, the second circulation Jellyfish pipe 6B are provided with the first valve 4A near one end of the first air cooling tower 3A.
Second condenser 1B, its coolant outlet is by the 4th circulation Jellyfish pipe 6D and the second air cooling tower 3B
Cooling water inlet connect, the cooling water inlet of the second condenser 1B by the 3rd circulation Jellyfish pipe 6C with
The coolant outlet of the second air cooling tower 3B connects, and the outlet of the second condenser 1B is provided with the second water circulating pump
2B, the 4th circulation Jellyfish pipe 6D are provided with the second valve 4B near one end of the second air cooling tower 3B.
5th circulation Jellyfish pipe 6E, Jellyfish is circulated with the second circulation Jellyfish pipe 6B and the 4th respectively in its two ends
Pipe 6D connects, and one end of the 5th circulation Jellyfish pipe 6E is positioned at the first water circulating pump 2A and the first valve
Between 4A, the other end of the 5th circulation Jellyfish pipe 6E is positioned at the second water circulating pump 2B and the second valve 4B
Between, the 5th circulation Jellyfish pipe 6E is provided with the 3rd valve 4C and the 4th valve 4D.
Wherein, it is provided with the first radiator 5A in the first air cooling tower 3A.
Wherein, it is provided with the second radiator 5B in the second air cooling tower 3B.
Time specifically used: the cooling water that after cooling, temperature raises enters indirect air cooling system, by naturally logical
Wind reduces temperature, is then again introduced into condenser and cools down exhaust steam, it is achieved recycles.Winter two machines
Group recirculated cooling water shares an indirect cooling tower, owing to the circulating cooling water yield increases, and circulating cooling water transport
Trip temperature increases, and can effectively prevent indirect air cooling system tube bank from freezing under ambient temperature of extremely trembling with fear
Problem, the safety of cold unit operation between raising.Summer can not band single unit at full capacity fortune at unit
In the case of row, the recirculated cooling water of single unit respectively enters two cooling towers, more effectively reduces and follows
Ring cooling water temperature, reduces unit back pressuce, improves the operational efficiency of indirect air cooling unit, makes indirect air cooling
Unit obtains good economic benefit.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model,
For a person skilled in the art, this utility model can have various modifications and variations.All in this reality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, all should comprise
Within protection domain of the present utility model.
Claims (3)
1. a recirculating cooling water system based on indirect air cooling system, it is characterised in that including:
First condenser (1A), its coolant outlet is by the second circulation Jellyfish pipe (6B) and the first air cooling
The cooling water inlet of tower (3A) connects, and the cooling water inlet of described first condenser (1A) passes through first
Circulation Jellyfish pipe (6A) is connected with the coolant outlet of the first air cooling tower (3A), described first condenser
(1A) outlet is provided with the first water circulating pump (2A), and described second circulation Jellyfish pipe (6B) is near institute
The one end stating the first air cooling tower (3A) is provided with the first valve (4A)；
Second condenser (1B), its coolant outlet is by the 4th circulation Jellyfish pipe (6D) and the second air cooling
The cooling water inlet of tower (3B) connects, and the cooling water inlet of described second condenser (1B) passes through the 3rd
Circulation Jellyfish pipe (6C) is connected with the coolant outlet of the second air cooling tower (3B), described second condenser
(1B) outlet is provided with the second water circulating pump (2B), and described 4th circulation Jellyfish pipe (6D) is near institute
The one end stating the second air cooling tower (3B) is provided with the second valve (4B)；
5th circulation Jellyfish pipe (6E), its two ends respectively with described second circulation Jellyfish pipe (6B) and described
4th circulation Jellyfish pipe (6D) connects, and one end of described 5th circulation Jellyfish pipe (6E) is positioned at described
Between first water circulating pump (2A) and described first valve (4A), described 5th circulation Jellyfish pipe (6E)
The other end be positioned between described second water circulating pump (2B) and described second valve (4B), described
Five circulations Jellyfish pipe (6E) are provided with the 3rd valve (4C) and the 4th valve (4D).
Recirculating cooling water system the most according to claim 1, it is characterised in that described first air cooling
The first radiator (5A) it is provided with in tower (3A).
Recirculating cooling water system the most according to claim 1, it is characterised in that described second air cooling
The second radiator (5B) it is provided with in tower (3B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620290273.9U CN205593400U (en) | 2016-04-08 | 2016-04-08 | Recirculating cooling water system based on indirect air cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620290273.9U CN205593400U (en) | 2016-04-08 | 2016-04-08 | Recirculating cooling water system based on indirect air cooling system |
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| CN205593400U true CN205593400U (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620290273.9U Active CN205593400U (en) | 2016-04-08 | 2016-04-08 | Recirculating cooling water system based on indirect air cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767119A (en) * | 2016-11-24 | 2017-05-31 | 中国能源建设集团广东省电力设计研究院有限公司 | Indirect air cooling system and its control method with residual neat recovering system |
-
2016
- 2016-04-08 CN CN201620290273.9U patent/CN205593400U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767119A (en) * | 2016-11-24 | 2017-05-31 | 中国能源建设集团广东省电力设计研究院有限公司 | Indirect air cooling system and its control method with residual neat recovering system |
| CN106767119B (en) * | 2016-11-24 | 2018-10-19 | 中国能源建设集团广东省电力设计研究院有限公司 | Indirect air cooling system with residual neat recovering system and its control method |
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