CN107462084A - A kind of combining structure of host machine cooling system and subsidiary engine cooling system - Google Patents
A kind of combining structure of host machine cooling system and subsidiary engine cooling system Download PDFInfo
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- CN107462084A CN107462084A CN201710631816.8A CN201710631816A CN107462084A CN 107462084 A CN107462084 A CN 107462084A CN 201710631816 A CN201710631816 A CN 201710631816A CN 107462084 A CN107462084 A CN 107462084A
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- China
- Prior art keywords
- subsidiary engine
- cooling system
- cooling tower
- tower
- main frame
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/14—Direct-contact trickle coolers, e.g. cooling towers comprising also a non-direct contact heat exchange
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/02—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels
Abstract
The invention discloses the combining structure of a kind of host machine cooling system and subsidiary engine cooling system, purpose is, the switching of subsidiary engine cooling system when realizing winter, auxiliary system equipment is cooled down using the cooling water of main frame indirect air cooling system, the purpose for saving water consume is realized, used technical scheme is：Including host machine cooling system and subsidiary engine cooling system, host machine cooling system includes main frame indirect dry cooling tower, and the end that goes out of main frame indirect dry cooling tower is connected to condenser, and condenser is connected to water circulating pump, and water circulating pump is connected to the inlet side of main frame indirect dry cooling tower；Subsidiary engine cooling system includes subsidiary engine cooling tower, the inlet side for going out end and being connected to each subsidiary engine equipment of subsidiary engine cooling tower, the inlet side for going out end and being connected to subsidiary engine cooling tower of each subsidiary engine equipment；The entrance for going out end and being connected to water circulating pump of each subsidiary engine equipment, the inlet side for going out end and being connected to each subsidiary engine equipment of the main frame indirect dry cooling tower.
Description
Technical field
The present invention relates to electric power plant cooling system, and in particular to the combination knot of a kind of host machine cooling system and subsidiary engine cooling system
Structure.
Background technology
Water is non-renewable resources, and as water resource is more and more deficienter, the host machine cooling system of power plant is adopted more and more
With air cooling system, to realize water-saving purpose.When host machine cooling system uses indirect air cooling system, with winter environment
Temperature reduces, and main frame air cooling system leaving water temperature reduces, while in order to meet deicing requirements, using closing air cooling system shutter
Or part cooling fan section is closed to run, thus cause main frame air cooling tower and do not run completely, and subsidiary engine cooling system will
Run the contradiction persistently to consume energy.Connected valve is installed between host machine cooling system and subsidiary engine cooling system, winter will be auxiliary
Machine air cooling tower or the clammy tower of subsidiary engine are stopped transport, and subsidiary engine component cooling water uses the cooling water of main frame indirect air cooling system, this combination
Mode can make full use of the cooling tower of host computer system to be cooled down, and and can realizes the winter saving energy water saving operation of auxiliary system.
The content of the invention
In order to solve the problems of the prior art, the present invention proposes the group of a kind of host machine cooling system and subsidiary engine cooling system
Structure is closed, the switching of subsidiary engine cooling system when realizing winter, subsidiary engine is cooled down using the cooling water of main frame indirect air cooling system
System equipment, realize the purpose for saving water consume.
In order to realize the above object the technical solution adopted in the present invention is：Cooled down including host machine cooling system and subsidiary engine
System, host machine cooling system include main frame indirect dry cooling tower, and the end that goes out of main frame indirect dry cooling tower is connected to condenser, and condenser connects
Water circulating pump is connected to, water circulating pump is connected to the inlet side of main frame indirect dry cooling tower；Subsidiary engine cooling system includes subsidiary engine cooling tower, auxiliary
The inlet side for going out end and being connected to each subsidiary engine equipment of machine cooling tower, the inlet side for going out end and being connected to subsidiary engine cooling tower of each subsidiary engine equipment；
The entrance for going out end and being connected to water circulating pump of each subsidiary engine equipment, the end that goes out of the main frame indirect dry cooling tower is connected to each subsidiary engine
The inlet side of equipment.
The subsidiary engine cooling tower is the clammy tower of subsidiary engine, the first import for going out end and being connected to heat exchanger of the clammy tower of subsidiary engine, is changed
The first outlet of hot device is connected to the inlet side of the clammy tower of subsidiary engine by subsidiary engine cooling water pump；The end that goes out of each subsidiary engine equipment is connected to and changed
Second import of hot device, the second outlet of heat exchanger are connected to the inlet side of each subsidiary engine equipment.
The cooling water of each subsidiary engine equipment uses demineralized water, and the cooling water of the clammy tower of subsidiary engine uses opened water, between main frame
The cooling water for connecing air cooling tower uses demineralized water.
The second import for going out end and being connected to heat exchanger by the 4th valve all the way of each subsidiary engine equipment, another way pass through
Second valve is connected to the entrance of water circulating pump；The inlet side of each subsidiary engine equipment is connected to the of heat exchanger by the 3rd valve all the way
Two outlet, another way by the first valve be connected to main frame indirect dry cooling tower go out end.
The subsidiary engine cooling tower is subsidiary engine air cooling tower, and subsidiary engine air cooling tower goes out to hold the inlet side for being connected to each subsidiary engine equipment, respectively
The inlet side for going out end and being connected to subsidiary engine air cooling tower of subsidiary engine equipment.
The cooling water of the subsidiary engine air cooling tower, main frame indirect dry cooling tower and each subsidiary engine equipment uses demineralized water.
The end that goes out of each subsidiary engine equipment is connected to subsidiary engine air cooling tower by the 4th valve all the way, and another way passes through the second valve
Door is connected to the entrance of water circulating pump；The inlet side of each subsidiary engine equipment is connected to subsidiary engine air cooling tower by the 3rd valve all the way, another
Road by the first valve be connected to main frame indirect dry cooling tower go out end.
The inlet side of each subsidiary engine equipment is provided with enclosed water pump.
The main frame indirect dry cooling tower is that table coagulates formula indirect dry cooling tower or hybrid indirect dry cooling tower.
Compared with prior art, the present invention proposes the combination of host machine cooling system and subsidiary engine cooling system, main frame cooling system
System includes main frame indirect dry cooling tower, and the end that goes out of main frame indirect dry cooling tower is connected to condenser, and condenser is connected to water circulating pump, follows
Ring water pump is connected to the inlet side of main frame indirect dry cooling tower；Subsidiary engine cooling system includes subsidiary engine cooling tower, and subsidiary engine cooling tower goes out end
It is connected to the inlet side of each subsidiary engine equipment, the inlet side for going out end and being connected to subsidiary engine cooling tower of each subsidiary engine equipment；Each subsidiary engine equipment
The end that goes out be connected to the entrance of water circulating pump, the inlet side for going out end and being connected to each subsidiary engine equipment of main frame indirect dry cooling tower, summer or
During spring and autumn, host machine cooling system is run using indirect air cooling system, and subsidiary engine cooling system uses indirect air cooling system or clammy
System operation；During winter, the air cooling system or humid-cool system of subsidiary engine cooling system are closed, and the cooling water of each subsidiary engine equipment is from master
Machine cooling system fetches, and realizes the energy-saving run of subsidiary engine cooling system.The present invention is by host machine cooling system and subsidiary engine cooling system
Between connected with valve, the switching of subsidiary engine cooling system during realizing winter, the i.e. clammy tower of subsidiary engine air cooling tower or subsidiary engine is stopped transport, profit
Auxiliary system equipment is cooled down with the cooling water of main frame indirect air cooling system, realizes the purpose for saving water consume.
Further, during winter, the cooling capacity of main frame indirect dry cooling tower is made full use of, the water outlet of main frame cooling tower can meet to lead
The requirement of the cooling water inflow and water temperature of machine and subsidiary engine cooling system.When subsidiary engine cooling system uses air cooling tower, winter air cooling tower is stopped transport,
Save air cooling tower fan energy consumption.When subsidiary engine cooling system uses clammy tower, winter clammy tower and subsidiary engine cooling water pump are stopped transport, and are saved
Clammy tower blower fan power consumption, save subsidiary engine cooling water pump power consumption.When subsidiary engine cooling system uses clammy tower, winter, clammy tower was stopped transport,
Reduce evaporation loss, windage loss and the blowdown loss of cooling tower, save water consume.
Brief description of the drawings
Fig. 1 is the structural representation that the present invention uses the clammy tower of subsidiary engine；
Fig. 2 is the structural representation that the present invention uses subsidiary engine air cooling tower；
Wherein, 1- main frames indirect dry cooling tower, 2- condensers, 3- water circulating pumps, the clammy tower of 4-1- subsidiary engines, 4-2- subsidiary engine air coolings
Tower, 5- heat exchangers, 6- subsidiary engines cooling water pump, 7- encloseds water pump, each subsidiary engine equipment of 8-, the valves of F1- first, the valves of F2- second,
The valves of F3- the 3rd, the valves of F4- the 4th.
Embodiment
The present invention is further explained with reference to specific embodiment and Figure of description.
Referring to Fig. 1 and Fig. 2, the present invention includes host machine cooling system and subsidiary engine cooling system, and host machine cooling system includes master
Machine indirect dry cooling tower 1, the end that goes out of main frame indirect dry cooling tower 1 are connected to condenser 2, and condenser 2 is connected to water circulating pump 3, circulation
Water pump 3 is connected to the inlet side of main frame indirect dry cooling tower 1；Subsidiary engine cooling system includes subsidiary engine cooling tower, and subsidiary engine cooling tower goes out end
It is connected to the inlet side of each subsidiary engine equipment 8, the inlet side for going out end and being connected to subsidiary engine cooling tower of each subsidiary engine equipment 8；Each subsidiary engine equipment 8
Go out the entrance that end is connected to water circulating pump 3, the inlet side for going out end and being connected to each subsidiary engine equipment 8 of main frame indirect dry cooling tower 1.Each subsidiary engine
The inlet side of equipment 8 is provided with enclosed water pump 7.Main frame indirect dry cooling tower 1 is that table coagulates formula indirect dry cooling tower or hybrid indirect air cooling
Tower.
Referring to Fig. 1, subsidiary engine cooling tower is the clammy tower 4-1 of subsidiary engine, and the clammy tower 4-1 of the subsidiary engine end that goes out is connected to heat exchanger 5
First import, the first outlet of heat exchanger 5 are connected to the clammy tower 4-1 of subsidiary engine inlet side by subsidiary engine cooling water pump 6；Each subsidiary engine is set
Standby 8 the second import for going out end and being connected to heat exchanger 5, the second outlet of heat exchanger 5 are connected to the inlet side of each subsidiary engine equipment 8.Respectively
The cooling water of subsidiary engine equipment 8 uses demineralized water, and the clammy tower 4-1 of subsidiary engine cooling water uses opened water, main frame indirect dry cooling tower 1
Cooling water uses demineralized water.The second import for going out end and being connected to heat exchanger 5 by the 4th valve F4 all the way of each subsidiary engine equipment 8,
Another way is connected to the entrance of water circulating pump 3 by the second valve F2；The inlet side of each subsidiary engine equipment 8 passes through the 3rd valve F3 all the way
It is connected to the second outlet of heat exchanger 5, another way goes out end by what the first valve F1 was connected to main frame indirect dry cooling tower 1.
Referring to Fig. 2, subsidiary engine cooling tower is subsidiary engine air cooling tower 4-2, and the subsidiary engine air cooling tower 4-2 end that goes out is connected to each subsidiary engine equipment
8 inlet side, the inlet side for going out end and being connected to subsidiary engine air cooling tower 4-2 of each subsidiary engine equipment 8.Subsidiary engine air cooling tower 4-2, main frame indirect air cooling
Tower 1 and the cooling water of each subsidiary engine equipment 8 use demineralized water.The end that goes out of each subsidiary engine equipment 8 is connected to by the 4th valve F4 all the way
Subsidiary engine air cooling tower 4-2, another way are connected to the entrance of water circulating pump 3 by the second valve F2；The inlet side of each subsidiary engine equipment is all the way
Subsidiary engine air cooling tower 4-2 is connected to by the 3rd valve F3, another way is connected to main frame indirect dry cooling tower 1 by the first valve F1
Go out end.
Referring to Fig. 1, host machine cooling system uses indirect air cooling system, and subsidiary engine cooling system uses humid-cool system, sets valve
Door F1, F2, F3 and F4, main frame cooling water pipeline and subsidiary engine cooling water pipeline are connected.When summer and spring and autumn are run, close
Valve closing door F1 and F2, open F3 and F4, and host machine cooling system is independently run with subsidiary engine cooling system.Winter or main frame are indirect
When air cooling tower water outlet meets subsidiary engine cooling system requirement, valve F1 and F2 are opened, closes F3 and F4, now, the clammy tower 4- of subsidiary engine
1st, subsidiary engine cooling water pump 6 and heat exchanger 5 are stopped transport, and cooling water fetches from host computer system through valve F1, is boosted by enclosed water pump 7
Cooled down to each subsidiary engine equipment 8, the cooling water after heating is back to main frame indirect air cooling system through valve F2.
Referring to Fig. 2, host machine cooling system uses indirect air cooling system, and subsidiary engine cooling system uses air cooling system, sets valve
Door F1, F2, F3 and F4, main frame cooling water pipeline and subsidiary engine cooling water pipeline are connected.When summer and spring and autumn are run, close
Valve closing door F1 and F2, open F3 and F4, and host machine cooling system is independently run with subsidiary engine cooling system.Winter main frame is indirectly empty
When cold tower water outlet meets subsidiary engine cooling system requirement, valve F1 and F2 are opened, closes F3 and F4, now, subsidiary engine air cooling tower 4-2 stops
Fortune, cooling water are fetched from host computer system through valve F1, and boosting to each subsidiary engine equipment 8 by enclosed water pump 7 is cooled down, after heating
Cooling water be back to main frame indirect air cooling system through valve F2.
The present invention in the winter time when, make full use of the cooling capacity of main frame indirect dry cooling tower, the water outlet of main frame cooling tower can meet
The requirement of the cooling water inflow and water temperature of main frame and subsidiary engine cooling system.When subsidiary engine cooling system uses air cooling tower, winter air cooling tower stops
Fortune, save air cooling tower fan energy consumption.When subsidiary engine cooling system uses clammy tower, winter clammy tower and subsidiary engine cooling water pump are stopped transport,
Save clammy tower blower fan power consumption, save subsidiary engine cooling water pump power consumption.When subsidiary engine cooling system uses clammy tower, winter, clammy tower stopped
Fortune, reduce evaporation loss, windage loss and the blowdown loss of cooling tower, save water consume.
Claims (9)
- A kind of 1. combining structure of host machine cooling system and subsidiary engine cooling system, it is characterised in that including host machine cooling system and Subsidiary engine cooling system, host machine cooling system include main frame indirect dry cooling tower (1), and the end that goes out of main frame indirect dry cooling tower (1) is connected to Condenser (2), condenser (2) are connected to water circulating pump (3), and water circulating pump (3) is connected to entering for main frame indirect dry cooling tower (1) End；Subsidiary engine cooling system includes subsidiary engine cooling tower, and the inlet side for going out end and being connected to each subsidiary engine equipment (8) of subsidiary engine cooling tower is each auxiliary The inlet side for going out end and being connected to subsidiary engine cooling tower of machine equipment (8)；The end that goes out of each subsidiary engine equipment (8) is connected to water circulating pump (3) entrance, the inlet side for going out end and being connected to each subsidiary engine equipment of the main frame indirect dry cooling tower (1).
- 2. the combining structure of a kind of host machine cooling system according to claim 1 and subsidiary engine cooling system, it is characterised in that The subsidiary engine cooling tower is the clammy tower of subsidiary engine (4-1), and the end that goes out of the clammy tower of subsidiary engine (4-1) is connected to the first of heat exchanger (5) and entered Mouthful, the first outlet of heat exchanger (5) is connected to the inlet side of the clammy tower of subsidiary engine (4-1) by subsidiary engine cooling water pump (6)；Each subsidiary engine is set Second import for going out end and being connected to heat exchanger (5) of standby (8), the second outlet of heat exchanger (5) are connected to each subsidiary engine equipment (8) Inlet side.
- 3. the combining structure of a kind of host machine cooling system according to claim 2 and subsidiary engine cooling system, it is characterised in that The cooling water of each subsidiary engine equipment (8) uses demineralized water, and the cooling water of the clammy tower of subsidiary engine (4-1) uses opened water, between main frame The cooling water for connecing air cooling tower (1) uses demineralized water.
- 4. the combining structure of a kind of host machine cooling system according to claim 2 and subsidiary engine cooling system, it is characterised in that The second import for going out end and being connected to heat exchanger (5) by the 4th valve (F4) all the way of each subsidiary engine equipment (8), another way are led to Cross the entrance that the second valve (F2) is connected to water circulating pump (3)；The inlet side of each subsidiary engine equipment (8) passes through the 3rd valve (F3) all the way The second outlet of heat exchanger (5) is connected to, another way is connected to going out for main frame indirect dry cooling tower (1) by the first valve (F1) End.
- 5. the combining structure of a kind of host machine cooling system according to claim 1 and subsidiary engine cooling system, it is characterised in that The subsidiary engine cooling tower is subsidiary engine air cooling tower (4-2), and the end that goes out of subsidiary engine air cooling tower (4-2) is connected to entering for each subsidiary engine equipment (8) End, the inlet side for going out end and being connected to subsidiary engine air cooling tower (4-2) of each subsidiary engine equipment (8).
- 6. the combining structure of a kind of host machine cooling system according to claim 5 and subsidiary engine cooling system, it is characterised in that The cooling water of the subsidiary engine air cooling tower (4-2), main frame indirect dry cooling tower (1) and each subsidiary engine equipment (8) uses demineralized water.
- 7. the combining structure of a kind of host machine cooling system according to claim 1 and subsidiary engine cooling system, it is characterised in that The end that goes out of each subsidiary engine equipment (8) is connected to subsidiary engine air cooling tower (4-2) by the 4th valve (F4) all the way, and another way passes through the Two valves (F2) are connected to the entrance of water circulating pump (3)；The inlet side of each subsidiary engine equipment (8) is connected by the 3rd valve (F3) all the way To subsidiary engine air cooling tower (4-2), another way by the first valve (F1) be connected to main frame indirect dry cooling tower (1) go out end.
- 8. the combining structure of a kind of host machine cooling system according to claim 1 and subsidiary engine cooling system, it is characterised in that The inlet side of each subsidiary engine equipment (8) is provided with enclosed water pump (7).
- 9. the combining structure of a kind of host machine cooling system according to claim 1 and subsidiary engine cooling system, it is characterised in that The main frame indirect dry cooling tower (1) is that table coagulates formula indirect dry cooling tower or hybrid indirect dry cooling tower.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710631816.8A CN107462084B (en) | 2017-07-28 | 2017-07-28 | A kind of composite structure of host machine cooling system and subsidiary engine cooling system |
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| CN201710631816.8A CN107462084B (en) | 2017-07-28 | 2017-07-28 | A kind of composite structure of host machine cooling system and subsidiary engine cooling system |
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| CN107462084A true CN107462084A (en) | 2017-12-12 |
| CN107462084B CN107462084B (en) | 2019-07-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108398035A (en) * | 2018-02-27 | 2018-08-14 | 山东电力工程咨询院有限公司 | A kind of subsidiary engine cooling water is incorporated to host indirect cool tower combination cooling system and method |
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| US4553396A (en) * | 1984-05-03 | 1985-11-19 | Water Services Of America, Inc. | Brine concentrator |
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| CN107462084B (en) | 2019-07-30 |
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