CN209431907U - Cooling system of the photo-thermal power station with cool storage function - Google Patents
Cooling system of the photo-thermal power station with cool storage function Download PDFInfo
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- CN209431907U CN209431907U CN201822040359.8U CN201822040359U CN209431907U CN 209431907 U CN209431907 U CN 209431907U CN 201822040359 U CN201822040359 U CN 201822040359U CN 209431907 U CN209431907 U CN 209431907U
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- condenser
- cooling
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- water reservoir
- water
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- 238000001816 cooling Methods 0.000 title claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 93
- 206010009866 Cold sweat Diseases 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 description 9
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010795 Steam Flooding Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000000422 nocturnal effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Abstract
A kind of cooling system the utility model discloses photo-thermal power station with cool storage function, including water circulating pump, condenser and cooling tower, the input terminal and output end of the water circulating pump are connect with cooling tower and condenser respectively by pipeline, pass through piping connection between the condenser and cooling tower, the subsidiary engine cooling device in parallel with condenser is equipped with by branch pipe on the pipeline at the condenser both ends, cold water reservoir is parallel with by branch pipe on pipeline between the water circulating pump and condenser, the input terminal of the cold water reservoir is equipped with cold water flow control valve, the output end of the cold water reservoir is equipped with water supply pump, hot water reservoir is parallel with by branch pipe on pipeline between the condenser and cooling tower, the input terminal of the hot water reservoir is equipped with hot water flow control valve, the output end of the hot water reservoir is equipped with heat-exchanger pump.The utility model can effectively improve unit efficiency, have the advantages that depth is water-saving, energy saving.
Description
Technical field
The utility model relates to technical field of electric power, and in particular to a kind of cooling system of the photo-thermal power station with cool storage function.
Background technique
Solar energy thermal-power-generating, which refers to, is gathered together solar energy direct light in a manner of focusing, heating working medium, generates high temperature
The steam of high pressure, the pattern of steam drive steam turbine power generation.The characteristics of according to solar energy thermal-power-generating station, factory site need to be selected in sunshine and fill
The wide region in foot, region.It is very rich that the sun in northwest China portion directly irradiates resource, mainly Tibet, Qinghai, Gansu,
Western a kind of area such as the Inner Mongol and Xinjiang.These regions have the characteristics that day and night temperature is big, create condition for night cold-storage.
Similar with conventional thermal power plant, the main and auxiliary machine of photo-thermal power station is both needed to configuration cooling water system, to take away unit operation
When the heat that generates.For main steam turbine, host cooling device, that is, condenser is cooling by the steam exhaust for finishing function in steam turbine
It is condensed water to recycle, is the key components for realizing that thermodynamic cycle is indispensable.In the certain feelings of quantity of circulating water
Under condition, circulating water temperature is reduced, can effectively reduce unit back pressuce, improves unit efficiency, increases generated energy.For subsidiary engine,
Especially for pumped vacuum systems, cooling water temperature is reduced, the working efficiency of vacuum pump can be effectively improved.
Currently, in engineer application, for the photo-thermal power station using indirect air cooling cooling system, high temperature meteorological condition
Under, cooling water temperature is high, on the one hand reduces the operational efficiency of unit.On the other hand, subsidiary engine equipment requirement coolant water temperature is not high
In 38 DEG C, therefore, High Temperature Gas as under the conditions of, induced cooling tower generally use water spray run in a manner of cooling down, thus
It is added significantly to the water consumption in power station, and the region of photo-thermal power station present position typically extremely water shortage.Conventional cooling system makes
Unit efficiency is limited and water consume is higher.
Utility model content
The purpose of this utility model is to overcome the deficiencies of above-mentioned background technique, provide a kind of photo-thermal power station band cold-storage function
The cooling system of energy.
In order to achieve the goal above, cooling system of a kind of photo-thermal power station with cool storage function provided by the utility model, packet
Include water circulating pump, condenser and cooling tower, the input terminal and output end of the water circulating pump by pipeline respectively with cooling tower and
Condenser connection passes through piping connection, passes through branch pipe on the pipeline at the condenser both ends between the condenser and cooling tower
Equipped with the subsidiary engine cooling device in parallel with condenser, it is parallel on the pipeline between the water circulating pump and condenser by branch pipe
The input terminal of cold water reservoir, the cold water reservoir is equipped with cold water flow control valve, and the output end of the cold water reservoir is set
There is a water supply pump, hot water reservoir, the hot water water storage are parallel with by branch pipe on the pipeline between the condenser and cooling tower
The input terminal in pond is equipped with hot water flow control valve, and the output end of the hot water reservoir is equipped with heat-exchanger pump.
In above scheme, the both ends of the water circulating pump, water supply pump and heat-exchanger pump are equipped with valve.
In above scheme, the cooling tower is the clammy tower of mechanical draft or the dry and cold tower of mechanical draft with expansion tank.
Technical solution provided by the utility model has the benefit that
The utility model can effectively improve unit efficiency, have the advantages that depth is water-saving, energy saving.
Detailed description of the invention
Fig. 1 is 1 structural schematic diagram of embodiment；
Fig. 2 is 2 structural schematic diagrams of embodiment.
In figure: water circulating pump 1, condenser 2, cooling tower 3, subsidiary engine cooling device 4, cold water reservoir 5, cold water flow control
Valve 5a, water supply pump 5b, hot water reservoir 6, hot water flow control valve 6a, heat-exchanger pump 6b, valve 7, expansion tank 8.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Embodiment one:
As shown in Figure 1 is suitable for cooling system of the photo-thermal power station with cool storage function, including water circulating pump 1,2 and of condenser
Cooling tower 3, the input terminal and output end of the water circulating pump 1 are connect with cooling tower 3 and condenser 2 respectively by pipeline, described
It is equipped with by piping connection between condenser 2 and cooling tower 3, on the pipeline at 2 both ends of condenser by branch pipe and condenser 2
Subsidiary engine cooling device 4 in parallel is parallel with cold water water storage by branch pipe on pipeline between the water circulating pump 1 and condenser 2
Pond 5, the input terminal of the cold water reservoir 5 are equipped with cold water flow control valve 5a, and the output end of the cold water reservoir 5 is equipped with cold
Water pump 5b is parallel with hot water reservoir 6, the hot water water storage by branch pipe on the pipeline between the condenser 2 and cooling tower 3
The input terminal in pond 6 is equipped with hot water flow control valve 6a, and the output end of the hot water reservoir 6 is equipped with heat-exchanger pump 6b.
The both ends of above-mentioned water circulating pump 1, water supply pump 5b and heat-exchanger pump 6b are equipped with valve 7.
Above-mentioned cooling tower 3 is the clammy tower of mechanical draft.
Embodiment two:
As shown in Figure 2 is suitable for cooling system of the photo-thermal power station with cool storage function, including water circulating pump 1,2 and of condenser
Cooling tower 3, the input terminal and output end of the water circulating pump 1 are connect with cooling tower 3 and condenser 2 respectively by pipeline, described
It is equipped with by piping connection between condenser 2 and cooling tower 3, on the pipeline at 2 both ends of condenser by branch pipe and condenser 2
Subsidiary engine cooling device 4 in parallel is parallel with cold water water storage by branch pipe on pipeline between the water circulating pump 1 and condenser 2
Pond 5, the input terminal of the cold water reservoir 5 are equipped with cold water flow control valve 5a, and the output end of the cold water reservoir 5 is equipped with cold
Water pump 5b is parallel with hot water reservoir 6, the hot water water storage by branch pipe on the pipeline between the condenser 2 and cooling tower 3
The input terminal in pond 6 is equipped with hot water flow control valve 6a, and the output end of the hot water reservoir 6 is equipped with heat-exchanger pump 6b.
The both ends of above-mentioned water circulating pump 1, water supply pump 5b and heat-exchanger pump 6b are equipped with valve 7.
Above-mentioned cooling tower 3 is the dry and cold tower of mechanical draft with expansion tank 8.
The concrete operating principle of the utility model are as follows:
Cooling water is cooling from cooling tower 3, and after the pressurization of water circulating pump 1, send to host, subsidiary engine cooling water pipeline, cooling
Temperature increases after water cools down host, subsidiary engine equipment, and high-temperature water enters cooling tower 3 and cools down, and reuses.
When nocturnal temperature is lower, cooling tower 3 has stronger cooling capacity, at this time by the high-temperature water in hot water reservoir 6,
It is sent by heat-exchanger pump 6b to cooling down in cooling tower 3, the cooling water major part after cooling is sent yet by water circulating pump 1
To host, subsidiary engine for producing cooling；Some another cooling water is sent by branch to storing in cold water reservoir 5, by cold
Water flow control valve 5a controls flow.When daytime high temperature, starts water supply pump 5b, the water at low temperature in cold water reservoir 5 is sent to master
Machine, subsidiary engine cooling water pipeline go cooling equipment with from after the cooling water blending cooling that cooling tower 3 flows out, to reach more excellent again
Cooling effect.After cooling equipment, the recirculated water of heating, major part enters cooling tower 3 and is cooled down, and separately some passes through
Branch is sent to storing in hot water reservoir 6, and the water into hot water reservoir 6 is controlled by hot water flow control valve 6a.
Other unspecified parts belong to the prior art.
Claims (3)
1. cooling system of the photo-thermal power station with cool storage function, including water circulating pump (1), condenser (2) and cooling tower (3), described
The input terminal and output end of water circulating pump (1) are connect with cooling tower (3) and condenser (2) respectively by pipeline, the condenser
(2) it between cooling tower (3) through piping connection, is equipped on the pipeline at condenser (2) both ends by branch pipe and condenser
(2) subsidiary engine cooling device (4) in parallel, it is characterised in that: lead on the pipeline between the water circulating pump (1) and condenser (2)
It crosses branch pipe to be parallel with cold water reservoir (5), the input terminal of the cold water reservoir (5) is equipped with cold water flow control valve (5a), institute
The output end for stating cold water reservoir (5) is equipped with water supply pump (5b), leads on the pipeline between the condenser (2) and cooling tower (3)
It crosses branch pipe to be parallel with hot water reservoir (6), the input terminal of the hot water reservoir (6) is equipped with hot water flow control valve (6a), institute
The output end for stating hot water reservoir (6) is equipped with heat-exchanger pump (6b).
2. cooling system of the photo-thermal power station according to claim 1 with cool storage function, it is characterised in that: the water circulating pump
(1), the both ends of water supply pump (5b) and heat-exchanger pump (6b) are equipped with valve (7).
3. cooling system of the photo-thermal power station according to claim 1 or 2 with cool storage function, it is characterised in that: the cooling
Tower (3) is the clammy tower of mechanical draft or the dry and cold tower of mechanical draft for having expansion tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822040359.8U CN209431907U (en) | 2018-12-05 | 2018-12-05 | Cooling system of the photo-thermal power station with cool storage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822040359.8U CN209431907U (en) | 2018-12-05 | 2018-12-05 | Cooling system of the photo-thermal power station with cool storage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209431907U true CN209431907U (en) | 2019-09-24 |
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ID=67970923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822040359.8U Active CN209431907U (en) | 2018-12-05 | 2018-12-05 | Cooling system of the photo-thermal power station with cool storage function |
Country Status (1)
| Country | Link |
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| CN (1) | CN209431907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595178A (en) * | 2020-05-28 | 2020-08-28 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Mixed cooling device and circulating cooling water system |
| CN114251950A (en) * | 2020-09-23 | 2022-03-29 | 中国科学院电工研究所 | Thermal power generation and energy storage container combined system |
-
2018
- 2018-12-05 CN CN201822040359.8U patent/CN209431907U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595178A (en) * | 2020-05-28 | 2020-08-28 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Mixed cooling device and circulating cooling water system |
| CN114251950A (en) * | 2020-09-23 | 2022-03-29 | 中国科学院电工研究所 | Thermal power generation and energy storage container combined system |
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