CN109883218A - A kind of air cooling system and its operating method with energy recovery process - Google Patents
A kind of air cooling system and its operating method with energy recovery process Download PDFInfo
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- CN109883218A CN109883218A CN201910226556.5A CN201910226556A CN109883218A CN 109883218 A CN109883218 A CN 109883218A CN 201910226556 A CN201910226556 A CN 201910226556A CN 109883218 A CN109883218 A CN 109883218A
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- water
- recirculated water
- air cooling
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- recirculated
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Abstract
Disclosed by the invention is a kind of air cooling system and its operating method with energy recovery process, the water inlet of air cooling compressor is connected with water-supply-pipe, water circulating pump is connected on water-supply-pipe, drainpipe, which extends and shunts, first, second branch, throttle valve is connected in the first branch, the hydraulic turbine is connected in second branch, cold and hot exchange occurs in air cooling compressor after water circulating pump is pressurized for recirculated water, recirculated water after heating flows into second branch by drainpipe, hydraulic turbine rotation power generation, recirculated water after decompression enters back into recirculated water main sewer, when second branch can not normally circulate, recirculated water flows into the first branch, it is depressurized through throttle valve, it enters in recirculated water main sewer, the configuration of the present invention is simple, operating method is simple, it can be realized and recover energy, save energy consumption；Electricity caused by the hydraulic turbine is used directly for the power supply of water pump, can also be incorporated to space division island power grid and integrally consider for space division technique.
Description
Technical field
The present invention relates to a kind of air cooling system and its operating methods, more specifically say, are related to a kind of band energy time
The air cooling system and its operating method for skill of knocking off.
Background technique
In profound hypothermia air-separating technology, it is cold to compressed air progress that room temperature part is commonly equipped with air cooling system
But, because air cooling compressor pressure is higher, in addition high potential difference, it is therefore desirable to sky could be sent into after being pressurized to the water supply of recirculated cooling water
Air cooling tower.And conventional space division technique, the cooling water of air cooling tower is entered after pressurization, is provided after cooling capacity goes out air cooling tower, is directly led to
Throttling reduced pressure treatment is crossed, the return main of recirculated cooling water is returned, during which wastes a large amount of energy.
Summary of the invention
In order to solve above-mentioned prior art problem, the present invention provide have simple structure, recoverable energy, reduce energy consumption,
It will not influence a kind of air cooling system with energy recovery process of the technical characterstics such as main process and site layout project.
It is a further object to provide a kind of operating methods of air cooling system with energy recovery process.
To achieve the goals above, the present invention is achieved by the following technical solutions:
A kind of air cooling system with energy recovery process, including air cooling compressor, the air cooling compressor upper end
Water inlet is connected with water-supply-pipe, and the end of the water-supply-pipe is connected with recirculated water feed water inlet, circulation is connected on the water-supply-pipe
Water pump, the water outlet of the air cooling compressor lower end are connected with drainpipe, and the drainpipe, which extends and shunts, the first branch, the
Two branches, the first branch, second branch end collect and be connected with recirculated water main sewer water inlet, described first
Road is connected with throttle valve, is connected with the hydraulic turbine in the second branch.
As an improvement being electrically connected between the hydraulic turbine, water circulating pump.
As an improvement the air cooling compressor upper end is connected with normal temperature air discharge outlet, under the air cooling compressor
End is connected with hot-air input port.
As an improvement the hydraulic turbine is electrically connected on the bulk supply power grid on space division island.
A kind of operating method of the air cooling system with energy recovery process, this method comprises the following steps:
Step 1): the recirculated water of low temperature is inputted into water-supply-pipe by recirculated water feed water inlet, recirculated water is through water circulating pump
Pressurization；
Step 2): pressurized recirculated water is entered in air cooling compressor by the water inlet of air cooling compressor upper end, is followed
Cold and hot exchange occurs in air cooling compressor for ring water, and recirculated water obtains heat heating；
Step 3): the recirculated water after heating flows into second branch by drainpipe, and the hydraulic turbine is acted in the pressure of recirculated water
Lower rotation generates electricity and electric energy is transferred to water circulating pump, and the recirculated water for flowing through the hydraulic turbine is depressurized, and the recirculated water after decompression is again
It is entered in recirculated water main sewer by recirculated water main sewer water inlet；When second branch 7 can not normally circulate, circulation
Water flows into the first branch, enters recirculated water draining always after throttle valve depressurizes, then through recirculated water main sewer water inlet
Guan Zhong.
The utility model has the advantages that structure is simple, operating method is simple, can be realized and recovers energy, and saves energy consumption；Produced by the hydraulic turbine
Electricity be used directly for the power supply of water pump, space division island power grid can also be incorporated to, integrally considered for space division technique；It will not influence master
Body technology and site layout project.
Detailed description of the invention
Fig. 1 is structure of the invention schematic diagram.
Specific embodiment
Below in conjunction with Figure of description, the invention will be further described, but the invention is not limited to following embodiments.
It is as shown in Figure 1 a kind of specific embodiment of air cooling system with energy recovery process, a kind of band energy time
The air cooling system for skill of knocking off, including air cooling compressor 1, the water inlet of 1 upper end of air cooling compressor is connected with water-supply-pipe 2, defeated
The end of water pipe 2 is connected with recirculated water feed water inlet 3, and water circulating pump 4, the water outlet of 1 lower end of air cooling compressor are connected on water-supply-pipe 2
Mouth is connected with drainpipe 5, and drainpipe 5, which extends and shunts, the first branch 6, second branch 7, the end of the first branch 6 and second
Recirculated water main sewer water inlet 8 is collected and be connected in the end of branch 7, and throttle valve 9 is connected in the first branch 6,
The hydraulic turbine 10 is connected on two branches 7, wherein is electrically connected between the hydraulic turbine 10, water circulating pump 4, caused by the hydraulic turbine 10
Electricity is used directly for the power supply of water circulating pump 4, and structure is simple, and operating method is simple, can be realized and recovers energy, and saves energy
Consumption, will not influence main process and site layout project.
As an improvement embodiment, 1 upper end of air cooling compressor is connected with normal temperature air discharge outlet 11, the sky
1 lower end of air cooling tower is connected with hot-air input port 12, and hot-air is input to air cooling compressor 1 by hot-air input port 12
And in air cooling compressor 1 low-temperature circulating water carry out it is cold and hot exchange, then by normal temperature air discharge outlet 11 exclude gas at normal temperature,
Of simple structure and strong practicability.
As an improvement embodiment, the hydraulic turbine 10 is electrically connected on the bulk supply power grid on space division island for space division
Technique integrally considers.
A kind of operating method of the air cooling system with energy recovery process, this method comprises the following steps:
Step 1): the recirculated water of low temperature is inputted into water-supply-pipe 2 by recirculated water feed water inlet 3, recirculated water is through recirculated water
4 pressurization of pump；
Step 2): pressurized recirculated water is entered in air cooling compressor 1 by the water inlet of 1 upper end of air cooling compressor,
Cold and hot exchange occurs in air cooling compressor 1 for recirculated water, and recirculated water obtains heat heating；
Step 3): the recirculated water after heating flows into second branch 7, pressure of the hydraulic turbine 10 in recirculated water by drainpipe 5
The lower rotation of effect generates electricity and electric energy is transferred to water circulating pump 4, and the recirculated water for flowing through the hydraulic turbine 10 is depressurized, following after decompression
Ring water passes through recirculated water main sewer water inlet 8 again and enters in recirculated water main sewer；When second branch 7 can not normally circulate
When, recirculated water flows into the first branch 6, after the decompression of throttle valve 9, then is entered and is followed by recirculated water main sewer water inlet 8
In ring water main sewer.
By taking the space division of a set of typical 80000Nm3/h as an example, a kind of air cooling system with energy recovery process of the present invention
The circulation water inventory of air cooling compressor 1 in system is 800t/h, and direct investment increases by 60,000 yuan, recycles electricity 50kW, saves energy in year
It expends with 240,000 yuan.
Finally it should be noted that present invention is not limited to the above embodiments, there can also be many variations.This field it is general
All deformations that logical technical staff directly can export or associate from present disclosure, are considered as of the invention
Protection scope.
Claims (5)
1. a kind of air cooling system with energy recovery process, including air cooling compressor (1), it is characterised in that: the air
The water inlet of cooling tower (1) upper end is connected with water-supply-pipe (2), and the end of the water-supply-pipe (2) is connected with recirculated water feed water inlet
(3), it is connected with water circulating pump (4) on the water-supply-pipe (2), the water outlet of air cooling compressor (1) lower end is connected with draining
It manages (5), the drainpipe (5), which extends and shunts, the first branch (6), second branch (7), the first branch (6), second
Recirculated water main sewer water inlet (8) is collected and be connected in the end on road (7), is connected with throttle valve on the first branch (6)
(9), the hydraulic turbine (10) are connected on the second branch (7).
2. a kind of air cooling system with energy recovery process according to claim 1, it is characterised in that: the water wheels
Machine (10), water circulating pump are electrically connected between (4).
3. a kind of air cooling system with energy recovery process according to claim 1, it is characterised in that: the air
Cooling tower (1) upper end is connected with normal temperature air discharge outlet (11), and air cooling compressor (1) lower end is connected with hot-air input port
(12)。
4. a kind of air cooling system with energy recovery process according to claim 1 or 2, it is characterised in that: described
The hydraulic turbine (10) is electrically connected on the bulk supply power grid on space division island.
5. a kind of operating method of air cooling system with energy recovery process as described in any one of claims 1-3,
It is characterized in that this method comprises the following steps:
Step 1): the recirculated water of low temperature is inputted into water-supply-pipe (2) by recirculated water feed water inlet (3), recirculated water is through recirculated water
Pump (4) pressurization；
Step 2): pressurized recirculated water is entered in air cooling compressor (1) by the water inlet of air cooling compressor (1) upper end,
Cold and hot exchange occurs in air cooling compressor (1) for recirculated water, and recirculated water obtains heat heating；
Step 3): the recirculated water after heating flows into second branch (7) by drainpipe (5), pressure of the hydraulic turbine (10) in recirculated water
The lower rotation of power effect generates electricity and electric energy is transferred to water circulating pump (4), and the recirculated water for flowing through the hydraulic turbine (10) is depressurized, decompression
Recirculated water afterwards passes through recirculated water main sewer water inlet (8) again and enters in recirculated water main sewer；When second branch (7) nothing
When method normally circulates, recirculated water flow into the first branch (6) in, through throttle valve (9) decompression after, then by recirculated water main sewer into
The mouth of a river (8) enters in recirculated water main sewer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226556.5A CN109883218A (en) | 2019-03-25 | 2019-03-25 | A kind of air cooling system and its operating method with energy recovery process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226556.5A CN109883218A (en) | 2019-03-25 | 2019-03-25 | A kind of air cooling system and its operating method with energy recovery process |
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| CN109883218A true CN109883218A (en) | 2019-06-14 |
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| CN201910226556.5A Pending CN109883218A (en) | 2019-03-25 | 2019-03-25 | A kind of air cooling system and its operating method with energy recovery process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507620A (en) * | 2022-08-17 | 2022-12-23 | 中盐安徽红四方股份有限公司 | Air separation device precooling system using hydraulic turbine drive pump and control system thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001215089A (en) * | 2000-02-01 | 2001-08-10 | Samson Co Ltd | Vacuum cooling device with cooling tower |
| US20140265342A1 (en) * | 2013-03-15 | 2014-09-18 | Tempest Environmental Systems, Inc. | Evaporative cooling system comprising energy recovery turbine(s) |
| CN206531405U (en) * | 2017-03-16 | 2017-09-29 | 浙江蓝鼎节能科技有限公司 | The electricity generation system generated electricity using circulation power surplus |
| CN107893729A (en) * | 2017-12-21 | 2018-04-10 | 河北天柱钢铁集团有限公司 | A kind of electricity generation system and method that energy conversion is carried out by air cooling tower |
| CN209706597U (en) * | 2019-03-25 | 2019-11-29 | 杭州杭氧股份有限公司 | A kind of air cooling system with energy recovery process |
-
2019
- 2019-03-25 CN CN201910226556.5A patent/CN109883218A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001215089A (en) * | 2000-02-01 | 2001-08-10 | Samson Co Ltd | Vacuum cooling device with cooling tower |
| US20140265342A1 (en) * | 2013-03-15 | 2014-09-18 | Tempest Environmental Systems, Inc. | Evaporative cooling system comprising energy recovery turbine(s) |
| CN206531405U (en) * | 2017-03-16 | 2017-09-29 | 浙江蓝鼎节能科技有限公司 | The electricity generation system generated electricity using circulation power surplus |
| CN107893729A (en) * | 2017-12-21 | 2018-04-10 | 河北天柱钢铁集团有限公司 | A kind of electricity generation system and method that energy conversion is carried out by air cooling tower |
| CN209706597U (en) * | 2019-03-25 | 2019-11-29 | 杭州杭氧股份有限公司 | A kind of air cooling system with energy recovery process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507620A (en) * | 2022-08-17 | 2022-12-23 | 中盐安徽红四方股份有限公司 | Air separation device precooling system using hydraulic turbine drive pump and control system thereof |
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