CN205002667U - Circulating water supply system of high -order cooling tower - Google Patents
Circulating water supply system of high -order cooling tower Download PDFInfo
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- CN205002667U CN205002667U CN201520749036.XU CN201520749036U CN205002667U CN 205002667 U CN205002667 U CN 205002667U CN 201520749036 U CN201520749036 U CN 201520749036U CN 205002667 U CN205002667 U CN 205002667U
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- water
- order
- cooling tower
- cistern
- supply system
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 187
- 238000001816 cooling Methods 0.000 title claims abstract description 51
- 238000011084 recovery Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 abstract 2
- 239000008400 supply water Substances 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model relates to a circulating water supply system of high -order cooling tower, include: high -order cooling tower, high -order cooling tower includes pipeline, high -order water catch bowl, backwater device, backwater device with high -order water catch bowl is linked together, the condensing plant, the condensing plant is including end and the play water end (W. E. ) of intaking, intake the end with backwater device is linked together, circulation water supply installation, circulation water supply installation includes circulating water pump, outlet pipe and cistern, the cistern with go out the water end (W. E. ) and be linked together, outlet pipe one end with circulating water pump is linked together, the other end of outlet pipe with the pipeline is linked together. Above -mentioned circulating water supply system of high -order cooling tower can guarantee the circulation and supply water stably, reduces pump house civil engineering cost.
Description
Technical field
The utility model relates to periodical feeding technical field, particularly relates to a kind of circulating water supply system of high-order cooling tower.
Background technology
High-order cooling tower is one of heat power equipment important in big power station, and its runnability all has a significant impact the security of power plant and economy.In traditional high-order cooling tower circulating water supply system, hot water sends into hot water dispensing system in tower by pipeline, through sparge pipe again by spraying and splashing facility, is spread across by water on filler; After filler, Cheng Yuzhuan free-electron model enters the high-order water leg to bottom, cooled water is taken away to recirculation pump house, condenser is entered through water circulating pump pressurization, flow into cooling tower again, cause its bank of condenser pipes wall thickness thicker, recirculation pump house takes up an area comparatively large, and aerial part structures height is higher, civil engineering and equipment investment cost high.
Summary of the invention
Based on this, be necessary the circulating water supply system that a kind of high-order cooling tower is provided, reduce civil engineering and equipment investment cost, economize on resources.
Its technical scheme is as follows:
A circulating water supply system for high-order cooling tower, comprising: high-order cooling tower, and described high-order cooling tower comprises pipeline, high-order water leg; Water recovery apparatus, described water recovery apparatus is connected with described high-order water leg; Condensing plant, described condensing plant comprises water inlet end and water side, and described water inlet end is connected with described water recovery apparatus; Periodical feeding device, described periodical feeding device comprises water circulating pump, outlet pipe and cistern, and described cistern is connected with described water side, and outlet pipe one end is connected with described water circulating pump, and the other end of described outlet pipe is connected with described pipeline;
Wherein, the water that described high-order water leg is collected can flow into described condensing plant through described water recovery apparatus, then flows into described periodical feeding device through described condensing plant.
Wherein in an embodiment, high-order water leg relative to the hydraulic pressure that horizontal height produces be greater than water from described high-order water leg flow to described cistern produce water resistance resistance.
Wherein in an embodiment, described high-order water leg is more than 6m relative to horizontal height.
Wherein in an embodiment, described water recovery apparatus comprises backwater ditch, return pipe, one end of described backwater ditch is connected with described high-order water leg, and the other end of described backwater ditch is connected with one end of described return pipe, and the other end of described return pipe is connected with described water inlet end.
Wherein in an embodiment, described periodical feeding device also comprises filter screen, and described filter screen is arranged at the middle part of described cistern, and described water circulating pump is arranged near described outlet pipe.
Wherein in an embodiment, relative to the hydraulic pressure that horizontal height produces, to be described high-order water leg deduct water relative to the hydraulic pressure that the preset value of horizontal height produces to described cistern to flow to the 2/3-4/3 of the difference of the water resistance resistance that described cistern produces from described high-order water leg doubly.
Wherein in an embodiment, described cistern equals described high-order water leg relative to the hydraulic pressure that horizontal height produces and deducts water relative to the hydraulic pressure that the preset value of horizontal height produces and flow to from described high-order water leg the difference of water resistance resistance that described cistern produces.
Wherein in an embodiment, described high-order cooling tower also comprises sparge pipe, multiple receipts tank, described sparge pipe is connected with described pipeline, and be evenly arranged in described high-order cooling tower, described receipts tank is arranged at the top of described high-order water leg, and multiple described receipts tank is evenly distributed to be arranged in described high-order cooling tower.
Wherein in an embodiment, described water circulating pump is vertical diagonal flow pump.
Wherein in an embodiment, described receipts tank is " U " character form structure.
Wherein in an embodiment, be also provided with the first supercharging device between described water inlet end and described water recovery apparatus, between described water side and described cistern, be also provided with the second supercharging device.
Wherein in an embodiment, described periodical feeding device also comprises control valve, and described control valve to be communicated with described outlet pipe for controlling described water circulating pump or to close.
Above-mentioned the beneficial effects of the utility model:
The circulating water supply system of above-mentioned high-order cooling tower, high-order cooling tower operating water level is higher, the water that described high-order water leg is collected can flow into described condensing plant naturally through described water recovery apparatus, described periodical feeding device is flowed into again through described condensing plant, finally utilize water circulating pump that the hydraulic pressure in described cistern is entered described outlet pipe, send high-order cooling tower back to through described outlet pipe.The circulating water supply system of above-mentioned high-order cooling tower, can ensure that periodical feeding is stablized, reduce the operating cost of the periodical feeding of high-order cooling tower; Recirculated cooling water is from flowing to condensing plant simultaneously, and compared with conventional art, condensing plant tube bank wall thickness can suitably reduce, and can reduce condensing plant equipment investment cost.
Accompanying drawing explanation
Fig. 1 is the circulating water supply system schematic diagram of high-order cooling tower described in the utility model.
Description of reference numerals:
100, high-order cooling tower, 110, pipeline, 120, high-order water leg, 130, sparge pipe, 140, tank is received, 200, water recovery apparatus, 210, backwater ditch, 220, return pipe, 300, condensing plant, 302, water inlet end, 304, water side, 310, condenser, 320, tube connector, 400, periodical feeding device, 410, cistern, 420, water circulating pump, 430, outlet pipe, 440, filter screen, 450, control valve.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail.Should be understood that, detailed description of the invention described herein, only in order to explain the utility model, does not limit protection domain of the present utility model.
Shown in Fig. 1, the circulating water supply system of high-order cooling tower described in the utility model, comprising: high-order cooling tower 100, and described high-order cooling tower 100 comprises pipeline 110, high-order water leg 120; Water recovery apparatus 200, described water recovery apparatus 200 is connected with described high-order water leg 120; Condensing plant 300, described condensing plant 300 comprises water inlet end 302 and water side 304, and described water inlet end 302 is connected with described water recovery apparatus 200; Periodical feeding device 400, described periodical feeding device 400 comprises water circulating pump 410, outlet pipe 430 and cistern 420, described water circulating pump 410 inserts in described cistern 420, described cistern 420 is connected with described water side, described outlet pipe 430 one end is connected with described water circulating pump 410, and the other end of described outlet pipe 430 is connected with described pipeline 110; Wherein, the water that described high-order water leg 120 is collected can flow into described condensing plant 300 through water recovery apparatus 200, then flows into described periodical feeding device 400 through described condensing plant.
Described high-order cooling tower 100 operating water level is higher, the water that described high-order water leg 120 is collected can flow into described condensing plant 300 naturally through described water recovery apparatus 200, described periodical feeding device 400 is flowed into again through described condensing plant 300, finally utilize water circulating pump 410 that the hydraulic pressure in described cistern 420 is entered described outlet pipe 430, send high-order cooling tower 100 back to through described outlet pipe 430.The circulating water supply system of above-mentioned high-order cooling tower, can ensure that periodical feeding is stablized, reduce the operating cost of the periodical feeding of high-order cooling tower, reduces civil engineering and equipment investment, economizes on resources; Compared with conventional art, the height of cistern 420 can reduce by 2/3, reduces pump house civil engineering cost; Can vertical diagonal flow pump be adopted, diagonal pumps axial length and filter screen size can reduce, and reduce pump house equipment investment; Recirculated cooling water is from flowing to condensing plant 300 simultaneously, and compared with conventional art, condensing plant 300 is restrained wall thickness and can suitably be reduced, and can reduce condensing plant 300 equipment investment cost.
Described high-order water leg 120 relative to the hydraulic pressure that the preset value of horizontal height produces be greater than water from described high-order water leg 120 flow to described cistern 420 produce water resistance resistance, namely the discharge pressure of described high-order water leg 120 be greater than water from described high-order water leg 120 flow to described cistern 420 produce water resistance resistance sum; Further, described high-order water leg 120 is that water flow to 1.5 times-5 times of the water resistance resistance that described cistern 420 produces from described high-order water leg 120 relative to the hydraulic pressure that the preset value of horizontal height produces, and is preferably 1.5 times, 2 times, 2.5 times, 3 times, 4 times, 5 times.Described high-order water leg 120 is more than 6m relative to horizontal height, sets according to client's needs and construction cost.
Relative to the hydraulic pressure that horizontal height produces, to be described high-order water leg 120 deduct water relative to the hydraulic pressure that the preset value of horizontal height produces to described cistern 420 to flow to the 2/3-4/3 of the difference of the water resistance resistance that described cistern 420 produces from described high-order water leg 120 doubly, is preferably 2/3 times, 1 times, 4/3 times.The type selecting of described vertical diagonal flow pump carries out comprehensive selection according to described duct height and discharge pressure etc.
Described water circulating pump is vertical diagonal flow pump, vertical diagonal flow pump can be adopted, high-order receipts can be met and needed for water tower, follow discharge and lift, the pump house construction height of described cistern 420 can be reduced again, reduce filter screen 440 area, namely pump house running layer absolute altitude can reduce relatively, and pump house construction investment can reduce; Diagonal pumps axial length and extension tube attached length can be reduced simultaneously, reduce circulating pump room cost of equipment.
Further, cistern 420 equals described high-order water leg 120 relative to the hydraulic pressure that horizontal height produces and deducts water relative to the hydraulic pressure that the preset value of horizontal height produces and flow to from described high-order water leg 120 difference of water resistance resistance that described cistern 420 produces.
Described condensing plant 300 comprises condenser 310 and tube connector 320.Also be provided with the first supercharging device between described water inlet end and described water recovery apparatus, between described water side and described cistern, be also provided with the second supercharging device, guarantee that cooling water can be back to cistern 420; Further, water inlet end and/or the water side of described condenser 310 can increase water pumper, increase water flow pressure and the flow velocity of turnover condenser.
Described water recovery apparatus 200 comprises backwater ditch 210, return pipe 220, one end of described backwater ditch 210 is connected with described high-order water leg 120, the other end of described backwater ditch 210 is connected with one end of described return pipe 220, and the other end of described return pipe 220 is connected with described water inlet end 302.The guiding that described high-order water leg 120 is convenient in the setting of described backwater ditch 210 is catchmented water outlet; The setting of described return pipe 220 is convenient to be communicated with described condensing plant 300, reduces the loss of cooling water conveying capacity.Described periodical feeding device 400 also comprises filter screen 440, and described filter screen 440 is arranged at the middle part of described cistern 420, and described water circulating pump 410 is arranged near described outlet pipe 430, guarantees that water circulating pump is working properly, and assure feed water is clean, avoids blocking pipe.Described periodical feeding device 400 also comprises control valve 450, and described control valve 450 to be communicated with described outlet pipe 430 for controlling described water circulating pump 410 or to close.
Described high-order cooling tower 100 also comprises sparge pipe 130, multiple receipts tank 140, described sparge pipe is connected with described pipeline 110, and be evenly arranged in described high-order cooling tower 100, described receipts tank 140 is arranged at the top of described high-order water leg 120, multiple described receipts tank 140 is evenly distributed to be arranged in described high-order cooling tower 100, and described receipts tank 140 is " U " character form structure.The setting of described sparge pipe 130, receipts tank 140, is convenient to improve cooling effect, improves the efficiency of collecting cooling water.
Described high-order water leg 120 is two, the recirculated water that multiple described receipts tank 140 is collected converges in described high-order water leg 120, the liquid level of described high-order water leg 120 can be improved fast, reduce operation stand-by period of circulating water supply system, reach liquid level and can open respective valves and carry out periodical feeding operation.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a circulating water supply system for high-order cooling tower, is characterized in that, comprising:
High-order cooling tower, described high-order cooling tower comprises pipeline, high-order water leg;
Water recovery apparatus, described water recovery apparatus is connected with described high-order water leg;
Condensing plant, described condensing plant is provided with water inlet end, water side, and described water inlet end is connected with described water recovery apparatus; And
Periodical feeding device, described periodical feeding device comprises water circulating pump, outlet pipe and cistern, and described cistern is connected with described water side, and outlet pipe one end is connected with described water circulating pump, and the other end of described outlet pipe is connected with described pipeline;
Wherein, the water that described high-order water leg is collected can flow into described condensing plant through described water recovery apparatus, then flows into described cistern through described condensing plant, sends water back to high-order cooling tower finally by water circulating pump.
2. the circulating water supply system of high-order cooling tower according to claim 1, is characterized in that, high-order water leg relative to the hydraulic pressure that horizontal height produces be greater than water from described high-order water leg flow to described cistern produce water resistance resistance.
3. the circulating water supply system of high-order cooling tower according to claim 1, is characterized in that, described high-order water leg is more than 6m relative to horizontal height.
4. the circulating water supply system of high-order cooling tower according to claim 1, it is characterized in that, described water recovery apparatus comprises backwater ditch, return pipe, one end of described backwater ditch is connected with described high-order water leg, the other end of described backwater ditch is connected with one end of described return pipe, and the other end of described return pipe is connected with described water inlet end.
5. the circulating water supply system of the high-order cooling tower according to any one of claim 1, is characterized in that, described periodical feeding device also comprises filter screen, and described filter screen is arranged at the middle part of described cistern, and described water circulating pump is arranged near described outlet pipe.
6. the circulating water supply system of high-order cooling tower according to claim 1, it is characterized in that, relative to the hydraulic pressure that horizontal height produces, to be described high-order water leg deduct water relative to the hydraulic pressure that the preset value of horizontal height produces to described cistern to flow to the 2/3-4/3 of the difference of the water resistance resistance that described cistern produces from described high-order water leg doubly.
7. the circulating water supply system of high-order cooling tower according to claim 1, it is characterized in that, described cistern equals described high-order water leg relative to the hydraulic pressure that horizontal height produces and deducts water relative to the hydraulic pressure that the preset value of horizontal height produces and flow to from described high-order water leg the difference of water resistance resistance that described cistern produces.
8. the circulating water supply system of the high-order cooling tower according to any one of claim 1-7, it is characterized in that, described high-order cooling tower also comprises sparge pipe, multiple receipts tank, described sparge pipe is connected with described pipeline, and be evenly arranged in described high-order cooling tower, described receipts tank is arranged at the top of described high-order water leg, and multiple described receipts tank is evenly distributed to be arranged in described high-order cooling tower.
9. the circulating water supply system of high-order cooling tower according to claim 8, is characterized in that, described water circulating pump is vertical diagonal flow pump.
10. the circulating water supply system of the high-order cooling tower according to any one of claim 1-7, is characterized in that, is also provided with the first supercharging device between described water inlet end and described water recovery apparatus, is also provided with the second supercharging device between described water side and described cistern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520749036.XU CN205002667U (en) | 2015-09-24 | 2015-09-24 | Circulating water supply system of high -order cooling tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520749036.XU CN205002667U (en) | 2015-09-24 | 2015-09-24 | Circulating water supply system of high -order cooling tower |
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| CN205002667U true CN205002667U (en) | 2016-01-27 |
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| CN201520749036.XU Expired - Fee Related CN205002667U (en) | 2015-09-24 | 2015-09-24 | Circulating water supply system of high -order cooling tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115235177A (en) * | 2022-07-21 | 2022-10-25 | 上海康恒环境股份有限公司 | Cooling water circulation system and garbage power station |
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2015
- 2015-09-24 CN CN201520749036.XU patent/CN205002667U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115235177A (en) * | 2022-07-21 | 2022-10-25 | 上海康恒环境股份有限公司 | Cooling water circulation system and garbage power station |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 |