CN203081642U - Water turbine water supply make-up system and cooling tower with same - Google Patents
Water turbine water supply make-up system and cooling tower with same Download PDFInfo
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- CN203081642U CN203081642U CN 201220719688 CN201220719688U CN203081642U CN 203081642 U CN203081642 U CN 203081642U CN 201220719688 CN201220719688 CN 201220719688 CN 201220719688 U CN201220719688 U CN 201220719688U CN 203081642 U CN203081642 U CN 203081642U
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Abstract
The utility model provides a water turbine water supply make-up system and a cooling tower with the water turbine water supply make-up system. The water turbine water supply make-up system comprises a main water pump, a return water main pipe, an upper tower water valve and an upper tower water pipe. The main water pump is used for pumping water in a water collecting tank into the return water main pipe, and part of the water in the return water main pipe flows into the upper tower water pipe through the upper tower water valve and flows to a water turbine along the upper tower water pipe to drive the water turbine to work. The water turbine water supply make-up system further comprises a water make-up device used for pumping the water in the water collecting tank to the upper tower water pipe. By means of the water turbine water supply make-up system and the cooling tower with the water turbine water supply make-up system, the problem that work efficiency is low because of insufficient water supply of the water turbine in the prior art can be solved.
Description
Technical field
The utility model relates to a kind of water turbine and (refers in particular to: the low-pressure water turbine) water supply make-up system and the cooling tower with this water turbine water supply make-up system.
Background technique
At present, cooling tower is widely used in industries such as petrochemical industry, metallurgy, chemical industry for making chlorine and alkali, Coal Chemical Industry, chemical fertilizer, light industry, papermaking, generating and biochemistry.As shown in Figure 1, be existing a kind of structural representation that adopts the cooling tower of water turbine driving mode, it comprises: catch basin 1, main water pump 2, return main 3, last tower water valve 4, last tower water pipe 5, water turbine 6 and cooling tower tower body 7.This cooling tower is extracted into water in the return main 3 in catch basin 1 by main water pump 2, give tower water pipe 5 by return main 3 then, the water of last tower water pipe 5 upwards flows, and drives water turbine 6 work, and finally flows back in the catch basin 1 by the circulation loop in the cooling tower tower body 7.The defective that said structure exists is: because main water pump 2 and return main 3 supply water for the last tower water pipe of a plurality of cooling towers usually simultaneously, therefore under the prerequisite of the water supply capacity that does not increase main water pump 2 and return main 3, increase (that is: going up increasing of tower water pipe number) along with the cooling tower number, be difficult to guarantee that the water turbine of each cooling tower can both obtain enough water supply, thereby influence the working efficiency of water turbine.
The model utility content
In view of this, the utility model provides a kind of water turbine water supply make-up system and cooling tower.Can solve in the prior art water turbine because insufficient water and ineffective problem.
In various embodiments of the present utility model, a kind of water turbine water supply make-up system is provided, comprise: main water pump, return main, last tower water valve and last tower water pipe, described main water pump is used in the water suction return main in the catch basin, water section in the suction return main flows into by last tower water valve and goes up the tower water pipe, and flow to water turbine along last tower water pipe, drive water turbine work; Also comprise: be used for the described water replenishing device of going up the tower water pipe of the water suction in the catch basin.
Further, described water replenishing device comprises: make-up pump, first water pipe and second water pipe, and the inlet of described make-up pump stretches in the catch basin by first water pipe, and outlet is by second water pipe and the described tower cross current of going up.
Further, also comprise: be arranged on the bypass valve on described second water pipe.
Further, also comprise: the control gear that is used to control the working state of described make-up pump.
Further, described control gear comprises: the temperature transducer and first controller, and described temperature transducer is installed in the described catch basin, is used to gather the water temperature in the described catch basin; Described first controller is connected with described temperature transducer, is used to receive the water temperature that described temperature transducer collects, and when described water temperature during greater than the water temperature CLV ceiling limit value that presets, the aperture that starts described make-up pump and regulate described bypass valve.
Further, described control gear comprises: first pressure transducer, second pressure transducer and second controller; Described first pressure transducer is installed in described going up on the tower water pipe, is used to gather the described hydraulic pressure of going up in the tower water pipe; Described second pressure transducer is installed on the described return main, is used to gather the hydraulic pressure in the described return main; Described second controller, be connected with second pressure transducer with described first pressure transducer, be used to receive described hydraulic pressure and the interior hydraulic pressure of going up in the tower water pipe of return main, and the degree that is lower than the hydraulic pressure in the described return main when the described hydraulic pressure of going up in the tower water pipe starts described make-up pump and regulates the bypass valve aperture during greater than the hydraulic pressure CLV ceiling limit value that presets.
Correspondingly, in various embodiments of the present utility model, also provide a kind of cooling tower with aforesaid water turbine water supply make-up system.
Further, described cooling tower comprises: tubular cooling tower or impact type cooling tower.
The beneficial effects of the utility model:
Water turbine water supply make-up system of the present utility model, go up the tower water pipe simultaneously by main water pump and water replenishing device water supply by increasing water replenishing device, making, thereby increased the water yield of going into of last tower water pipe, therefore the energy that has increased water turbine makes rotational speed of water turbine higher, has improved the working efficiency of water turbine.
The cooling tower that has water turbine water supply make-up system of the present utility model because the working efficiency of water turbine is improved, has therefore improved the cooling effectiveness of cooling tower.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the structural representation of the cooling tower of existing employing water turbine driving mode.
Fig. 2 is the embodiment's of a cooling tower of the present utility model structural representation.
Fig. 3 is first embodiment's of a control gear of the present utility model structural representation.
Fig. 4 is second embodiment's of a control gear of the present utility model structural representation.
Embodiment
Please refer to Fig. 2, is embodiment's the structural representation of the cooling tower of band water turbine water supply make-up system of the present utility model.This cooling tower comprises: catch basin 1, water turbine water supply make-up system, water turbine 6 and cooling tower tower body 7.Wherein, water turbine water supply make-up system extracts the water in the catch basin 1, drives water turbine 6 work with it, and the water after 6 work of driving water turbine flows back in the catch basin 1 by the circulation loop in the cooling tower tower body 7.
Wherein, water turbine water supply make-up system comprises: main water pump 2, return main 3, last tower water valve 4, last tower water pipe 5 and water replenishing device.Main water pump 2 is drawn into the water in the catch basin 1 in the return main 3, and the water section in the return main 3 flows into by last tower water valve 4 and goes up in the tower water pipe 5, and flows to water turbine 6 along last tower water pipe 5, drives water turbine 6 work; The water of other parts is supplied with other cooling tower in the return main 3.Water replenishing device is used for the water in the catch basin is pumped in the tower water pipe 5, is used for replenishing the water yield that goes up in the tower water pipe 5, and guaranteeing has sufficient water-driven water turbine 6, improves the working efficiency of water turbine 6, and then improves the cooling effectiveness of cooling tower.
In a kind of mode of execution, water replenishing device comprises: make-up pump 8, first water pipe 9, second water pipe 10 and bypass valve 11.Wherein the inlet of make-up pump 8 stretches in the catch basin 1 by first water pipe 9, and outlet is communicated with last tower water pipe 5 by second water pipe 10, and also is provided with bypass valve 11 on second water pipe 10.When make-up pump 8 starts, the aperture of manually or automatically regulating bypass valve, make-up pump 8 by in the tower water pipe 5 in catch basin 1 suction, is last tower water pipe 5 moisturizings with water.As shown in FIG., after increasing make-up pump 8, water in the last tower water pipe 5 is provided by main water pump 2 and make-up pump 8 simultaneously, thereby the water flow of tower water pipe 5 in the increase, guarantee the water output of water turbine 6,6 rotating speeds are higher thereby the energy that has increased water turbine makes water turbine, improved the working efficiency of water turbine 6.
Further, the startup of make-up pump 8 can be realized by manual control.Perhaps, adopt the working state of control gear control make-up pump 8, realize the intellectuality work of make-up pump 8.
Please refer to Fig. 3, is first embodiment's of control gear structural representation.It comprises: the temperature transducer 31 and first controller 32.
Wherein temperature transducer 31 is arranged in the catch basin 1, is used to gather the water temperature in the catch basin 1, and passes to first controller 32.First controller 32 is connected with temperature transducer 31, is used to receive the water temperature that temperature transducer 31 transmits, and this water temperature and the water temperature CLV ceiling limit value that presets are compared; When comparative result is: the water temperature in the catch basin 1 starts make-up pump 8 work and carries out moisturizing during greater than the water temperature CLV ceiling limit value, and the manually or automatic aperture of (for example: by first controller 32) control bypass valve 11 simultaneously.When comparative result is: the water temperature in the catch basin 1 is during less than the water temperature CLV ceiling limit value, and control make-up pump 8 is in off working state.When comparative result is: when the water temperature in the catch basin 1 equaled the water temperature CLV ceiling limit value, can control make-up pump 8 and be in work or off working state this moment.
In the said structure, temperature transducer 31 can have a plurality of, when temperature transducer 31 has when a plurality of, respectively it is arranged on the diverse location in the catch basin 1, be used to gather the water temperature of catch basin 1 diverse location, the mean value of the water temperature that first controller 32 collects each temperature transducer compares with the water temperature CLV ceiling limit value as the water temperature of catch basin 1.First controller 32 can be by chip microcontroller.The water temperature CLV ceiling limit value can be set according to the factors such as working environment of cooling tower, for example: be set at 40 ℃, the implication of its expression is: when the water temperature in the catch basin 1 during greater than the water temperature CLV ceiling limit value, the current working efficiency of expression cooling tower may be not high, needs to improve its working efficiency.
Please refer to Fig. 4, is second embodiment's of control gear structural representation.It comprises: first pressure transducer 41, second pressure transducer 42 and second controller 43.
Wherein, first pressure transducer 41 is installed on the tower water pipe 5, for example can be mounted in the jointing of tower water valve 4 and last tower water pipe 5, is used to gather the hydraulic pressure in the tower water pipe 5.Second pressure transducer 42 is installed on the return main 3, for example can be mounted in tower water valve 4 and return main's 3 jointing, is used to gather the hydraulic pressure in the return main 3.Second controller 43 is connected with second pressure transducer 42 with first pressure transducer 41, be used to receive the hydraulic pressure in the return main 3 that the hydraulic pressure in the last tower water pipe 5 that first pressure transducer 41 collects and second pressure transducer 42 collect, and when the hydraulic pressure in the last tower water pipe 5 is lower than hydraulic pressure in the return main 3 and degree greater than default hydraulic pressure CLV ceiling limit value, start make-up pump 8, and aperture manual simultaneously or automatic (for example: by second controller 43) control bypass valve 11.The degree that is lower than the hydraulic pressure in the return main 3 when the hydraulic pressure in the last tower water pipe 5 is during less than default hydraulic pressure CLV ceiling limit value, and control make-up pump 8 is in off working state.
In the said structure, second controller 43 can be by chip microcontroller.The purpose of carrying out the hydraulic pressure comparison herein is, when the hydraulic pressure in the last tower water pipe 5 is lower than hydraulic pressure in the return main 3 and surpasses to a certain degree (default hydraulic pressure CLV ceiling limit value), even illustrate to go up this moment and flow into the more water yield in the tower water pipe 5, can not occur the situation of the aqueous reflux Huis supply mains 3 in the tower water pipe 5 yet, can increase rate of water make-up last tower water pipe 5.Otherwise, if the hydraulic pressure in the last tower water pipe 5 are higher than hydraulic pressure in the return main 3 in scope to a certain degree the time, illustrate if last tower water pipe 5 is not reduced moisturizing this moment, may cause the hydraulic pressure in the tower water pipe 5 to surpass hydraulic pressure in the return main 3, cause aqueous reflux to be gone in the return main 3.
In the said structure, first controller 32 and second controller 43 can become one, by a chip microcontroller.When make-up pump 8 is controlled, can consider water temperature in the catch basin and last tower water pipe 5 and return main's 3 hydraulic pressure simultaneously.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1. water turbine water supply make-up system, comprise: main water pump, return main, last tower water valve and last tower water pipe, described main water pump is used in the water suction return main in the catch basin, water section in the suction return main flows into by last tower water valve and goes up the tower water pipe, and flow to water turbine along last tower water pipe, drive water turbine work; It is characterized in that: also comprise: be used for the described water replenishing device of going up the tower water pipe of the water suction in the catch basin.
2. water turbine water supply make-up system as claimed in claim 1, it is characterized in that: described water replenishing device comprises: make-up pump, first water pipe and second water pipe, the inlet of described make-up pump stretches in the catch basin by first water pipe, and outlet is by second water pipe and the described tower cross current of going up.
3. water turbine water supply make-up system as claimed in claim 2 is characterized in that: also comprise: be arranged on the bypass valve on described second water pipe.
4. as water turbine water supply make-up system as described in the claim 3, it is characterized in that: also comprise: the control gear that is used to control the working state of described make-up pump.
5. as water turbine water supply make-up system as described in the claim 4, it is characterized in that: described control gear comprises: the temperature transducer and first controller, and described temperature transducer is installed in the described catch basin, is used to gather the water temperature in the described catch basin; Described first controller is connected with described temperature transducer, is used to receive the water temperature that described temperature transducer collects, and when described water temperature during greater than the water temperature CLV ceiling limit value that presets, the aperture that starts described make-up pump and regulate described bypass valve.
6. water turbine water supply make-up system as claimed in claim 4, it is characterized in that: described control gear comprises: first pressure transducer, second pressure transducer and second controller; Described first pressure transducer is installed in described going up on the tower water pipe, is used to gather the described hydraulic pressure of going up in the tower water pipe; Described second pressure transducer is installed on the described return main, is used to gather the hydraulic pressure in the described return main; Described second controller, be connected with second pressure transducer with described first pressure transducer, be used to receive described hydraulic pressure and the interior hydraulic pressure of going up in the tower water pipe of return main, and the degree that is lower than the hydraulic pressure in the described return main when the described hydraulic pressure of going up in the tower water pipe starts described make-up pump and regulates the bypass valve aperture during greater than the hydraulic pressure CLV ceiling limit value that presets.
7. the cooling tower of each described water turbine water supply make-up system among band such as the claim 1-6.
8. cooling tower as claimed in claim 7, described cooling tower comprises: tubular cooling tower or impact type cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220719688 CN203081642U (en) | 2012-12-24 | 2012-12-24 | Water turbine water supply make-up system and cooling tower with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220719688 CN203081642U (en) | 2012-12-24 | 2012-12-24 | Water turbine water supply make-up system and cooling tower with same |
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| Publication Number | Publication Date |
|---|---|
| CN203081642U true CN203081642U (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220719688 Expired - Fee Related CN203081642U (en) | 2012-12-24 | 2012-12-24 | Water turbine water supply make-up system and cooling tower with same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343724A (en) * | 2013-07-04 | 2013-10-09 | 周学福 | Water turbine and cooling system providing with same |
| CN104374227A (en) * | 2014-11-19 | 2015-02-25 | 河北新启元能源技术开发股份有限公司 | Cooling tower circulating water overbottom pressure utilization device and method |
| CN106500521A (en) * | 2016-10-21 | 2017-03-15 | 峨眉山市百分百水力节能科技有限公司 | Energy-saving recirculating cooling water system |
| CN107237714A (en) * | 2017-06-12 | 2017-10-10 | 重庆堪文节能科技有限公司 | The electricity generation system reused for recirculated water |
| CN111256488A (en) * | 2020-03-10 | 2020-06-09 | 周学福 | Intelligent control method for power compensation type hydrodynamic fan cooling tower |
-
2012
- 2012-12-24 CN CN 201220719688 patent/CN203081642U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343724A (en) * | 2013-07-04 | 2013-10-09 | 周学福 | Water turbine and cooling system providing with same |
| CN104374227A (en) * | 2014-11-19 | 2015-02-25 | 河北新启元能源技术开发股份有限公司 | Cooling tower circulating water overbottom pressure utilization device and method |
| CN106500521A (en) * | 2016-10-21 | 2017-03-15 | 峨眉山市百分百水力节能科技有限公司 | Energy-saving recirculating cooling water system |
| CN107237714A (en) * | 2017-06-12 | 2017-10-10 | 重庆堪文节能科技有限公司 | The electricity generation system reused for recirculated water |
| CN111256488A (en) * | 2020-03-10 | 2020-06-09 | 周学福 | Intelligent control method for power compensation type hydrodynamic fan cooling tower |
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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 |
Granted publication date: 20130724 Termination date: 20201224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |