CN104746551B - Two filtration recoils are from removing contamination water fetching device and working method thereof - Google Patents
Two filtration recoils are from removing contamination water fetching device and working method thereof Download PDFInfo
- Publication number
- CN104746551B CN104746551B CN201510150967.2A CN201510150967A CN104746551B CN 104746551 B CN104746551 B CN 104746551B CN 201510150967 A CN201510150967 A CN 201510150967A CN 104746551 B CN104746551 B CN 104746551B
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- China
- Prior art keywords
- intake
- recoil
- motor
- intake pipe
- driven valve
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000011109 contamination Methods 0.000 title claims abstract description 25
- 238000001914 filtration Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title description 22
- 230000013011 mating Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 241000216843 Ursus arctos horribilis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- VEMKTZHHVJILDY-UHFFFAOYSA-N resmethrin Chemical compound CC1(C)C(C=C(C)C)C1C(=O)OCC1=COC(CC=2C=CC=CC=2)=C1 VEMKTZHHVJILDY-UHFFFAOYSA-N 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B9/00—Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses two filtration recoils from removing contamination water fetching device, comprise the intake that is provided with filter that runs through dykes and dams, on intake, be connected with intake pipe, on intake pipe, be provided with recoil tube, on intake pipe and recoil tube, be also provided with recoil supercharging device, this intake becomes horn-like, and the less one end of opening diameter is arranged on dykes and dams inside. Described filter comprises coarse strainer and fie screen, and one end place that intake diameter is larger arranges coarse strainer, at the centre position place of intake, fie screen is also set. The invention provides and two filter recoil from removing contamination water fetching devices, solved the problem that prior art intake filter net jam, the difficulty of removing contamination are large, affect the normal operation of equipment. Greatly improve water system equipment reliability of operation and security, ensured that unit energy continues the multiple electricity of safety, has improved the generating efficiency of enterprise.
Description
Technical field
The present invention relates to a kind of water fetching device and working method thereof, be specifically related to a kind of use two and filter recoil from removing contamination water fetching device and working method thereof in hydroelectric station operation unit.
Background technology
The former design of the cooling water supply of Hydropower Plant adopts water intaking before dam, before intake is positioned at and blocks water Dam, side, the Ji Zu Jin mouth of a river is buried underground under concrete water, before dam, intake filter screen adopts grid type list filter structure, before dam, water directly enters cut-off pipe before dam by grizzly bar filter screen, through the main valve of fetching water before dam, then supply water to unit cooling system by the water filter of fetching water before dam.
Now in Hydropower Plant running; because intake filter screen before dam often stops up; cause the cooling output of unit to reduce; cannot meet the normal cooling water supply needs of unit; add before dam intake pipe and be arranged on before dam under water, intake filter screen is removed contamination and must be shut down and could dive remove contamination, and operation is abnormally dangerous; activity duration is longer, has a strong impact on the operation of unit normal power generation.
Summary of the invention
The object of the present invention is to provide two filtration to recoil from removing contamination water fetching device and working method thereof, solve the problem that prior art cleaning difficulty is high, affect the normal operation of equipment, reduce the difficulty of cleaning, improved the efficiency of cleaning, better maintained equipment operation.
To achieve these goals, the technical solution used in the present invention is as follows:
Two filtration recoils are from removing contamination water fetching device, comprise the intake that is provided with filter that runs through dykes and dams, on intake, be connected with intake pipe, on intake pipe, be provided with recoil tube, on intake pipe and recoil tube, be also provided with recoil supercharging device, this intake becomes horn-like, and the less one end of opening diameter is arranged on dykes and dams inside.
As preferably, described filter comprises coarse strainer and fie screen, and one end place that intake diameter is larger arranges coarse strainer, at the centre position place of intake, fie screen is also set.
Further, above-mentioned recoil supercharging device comprises the booster pump and recoil motor-driven valve that are arranged on recoil tube, on booster pump, be provided with the motor mating with it, also comprise electric controller and be arranged on the water intaking motor-driven valve on intake pipe, this electric controller is connected with motor, recoil motor-driven valve and the water intaking motor-driven valve of booster pump simultaneously, is also provided with the time relay and pressure switch on electric controller.
As preferably, described pressure switch is arranged on intake pipe or recoil tube, and before being positioned at water intaking motor-driven valve or recoil motor-driven valve.
As preferably, the arm that described recoil tube is intake pipe, before this recoil tube is arranged on the position that water intaking motor-driven valve is set on intake pipe.
Two filtrations recoil is from the working method of the water fetching device of removing contamination, and working method comprises normal water-supply method and recoil mode from removing contamination, and its water-supply method is judged by electric controller with the switching of recoil mode and controlled realization.
In the time of normal water-supply method, keep water intaking motor-driven valve often to open, the out of service and recoil motor-driven valve of booster motor cuts out simultaneously. Current enter intake pipe by intake, foreign material in water are adsorbed on filter screen by the filtration of coarse strainer and fie screen, variation in water pressure in normal water intaking process in pressure switch Real-Time Monitoring intake pipe, when hydraulic pressure in intake pipe is during lower than 0.3MPa, pressure switch is connected, and electric controller switches to from the recoil mode of removing contamination.
When recoil is removed contamination, water intaking motor-driven valve keeps cutting out, the motor-driven valve that simultaneously recoils is opened, booster motor starts operation, clear water enters from recoil tube, High-Pressure Water is oppositely gone out intake from intake pipe, makes the foreign material on fie screen and coarse strainer depart from filter screen under the impact of current, thereby plays the effect that recoil is removed contamination. Time relay gas device starts timing in the time switching, and in order to control the recoil time, in the time that the recoil time reaches 5 minutes, electric controller switches to normal water-supply method again.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) intake of the present invention becomes horn-like equipment, has greatly improved the area of water inlet, has further improved the pressure of current in pipeline, and then has improved the efficiency of water inlet;
(2) the present invention is provided with a recoil tube on the basis of existing technology, for equipment provides a recoil loop, intake is in while obstruction by impurity can oppositely be washed by water obstruction impurity is oppositely gone out to intake by recoil tube, well avoid equipment to move for a long time foreign material and piled up the situation of the equipment insufficient water causing and occur, improved the service efficiency of equipment;
(3) the present invention is provided with controller, can complete voluntarily the process of water intaking and recoil, and the error of having avoided Artificial Control to cause, has improved the traveling comfort of equipment, has improved the accuracy of judging, has further improved the service efficiency of equipment;
(4) method of the present invention makes equipment can complete voluntarily water intaking and the process recoiling; well avoid shutting down artificial dive cleaning intake; reduce the required vested capital of cleaning; reduce the difficulty of cleaning; well improve the security of cleaning; in the time of cleaning, without forced stoppage, better improve the efficiency of equipment operation, the service life of further having improved equipment.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the front view of intake of the present invention.
Description of reference numerals: 1, intake; 2, fie screen; 3, coarse strainer; 4, booster motor; 5, recoil tube; 6, recoil motor-driven valve; 7, water intaking motor-driven valve; 8, controller; 9, intake pipe.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Figure 1, 2, two filtration recoils, from removing contamination water fetching device, comprise the intake that is provided with filter 1 that runs through dykes and dams, are connected with intake pipe 9 on intake 1, on intake pipe 9, be provided with recoil tube 5, on intake pipe 9 and recoil tube 5, be also provided with recoil supercharging device. 1 one-tenth of this intake is horn-like, and the less one end of opening diameter is arranged on dykes and dams inside. Described filter comprises coarse strainer 3 and fie screen 2, and one end place that intake 1 diameter is larger arranges coarse strainer 3, at the centre position place of intake 1, fie screen 2 is also set.
Above-mentioned recoil supercharging device comprises the booster pump 4 and recoil motor-driven valve 6 that are arranged on recoil tube 5, on booster pump 4, be provided with the motor mating with it, also comprise electric controller and be arranged on the water intaking motor-driven valve 7 on intake pipe 9, this electric controller is connected with motor, recoil motor-driven valve 6 and the water intaking motor-driven valve 7 of booster pump 4 simultaneously, is also provided with the time relay and pressure switch 8 on electric controller. Described pressure switch 8 is arranged on intake pipe 9 or recoil tube 5, and before being positioned at water intaking motor-driven valve 7 or recoil motor-driven valve 6. Described recoil tube 5 is the arm of intake pipe 9, before this recoil tube 5 is arranged on the position that water intaking motor-driven valve 7 is set on intake pipe 9.
Two filtrations recoil is from the working method of the water fetching device of removing contamination, and working method comprises normal water-supply method and recoil mode from removing contamination, and its water-supply method is judged by electric controller with the switching of recoil mode and controlled realization.
In the time of normal water-supply method, keep water intaking motor-driven valve often to open, the out of service and recoil motor-driven valve of booster motor cuts out simultaneously. Current enter intake pipe by intake, foreign material in water are adsorbed on filter screen by the filtration of coarse strainer and fie screen, variation in water pressure in normal water intaking process in pressure switch Real-Time Monitoring intake pipe, when hydraulic pressure in intake pipe is during lower than 0.3MPa, pressure switch is connected, and electric controller switches to from the recoil mode of removing contamination.
When recoil is removed contamination, water intaking motor-driven valve keeps cutting out, the motor-driven valve that simultaneously recoils is opened, booster motor starts operation, clear water enters from recoil tube, High-Pressure Water is oppositely gone out intake from intake pipe, makes the foreign material on fie screen and coarse strainer depart from filter screen under the impact of current, thereby plays the effect that recoil is removed contamination. Time relay gas device starts timing in the time switching, and in order to control the recoil time, in the time that the recoil time reaches 5 minutes, electric controller switches to normal water-supply method again.
Water intaking motor-driven valve remains one open-one close with recoil motor-driven valve, has well avoided the phenomenon of in use current generation crossfire.
According to above-described embodiment, just can realize well the present invention. What deserves to be explained is; under prerequisite based on said structure design, for solving same technical problem, even if some that make in the present invention are without substantial change or polishing; the essence of the technical scheme adopting is still the same with the present invention, therefore it also should be in protection scope of the present invention.
Claims (4)
1. pair filtration recoil is from removing contamination water fetching device, it is characterized in that, comprise the intake that is provided with filter (1) that runs through dykes and dams, on intake (1), be connected with intake pipe (9), on intake pipe (9), be provided with recoil tube (5), on intake pipe (9) and recoil tube (5), be also provided with recoil supercharging device, this intake (1) becomes horn-like, and the less one end of opening diameter is arranged on dykes and dams inside; Described recoil supercharging device comprises the booster pump (4) and recoil motor-driven valve (6) that are arranged on recoil tube (5), booster pump is provided with the motor mating with it on (4), also comprise electric controller and be arranged on the water intaking motor-driven valve (7) on intake pipe (9), this electric controller is connected with motor, recoil motor-driven valve (6) and the water intaking motor-driven valve (7) of booster pump (4) simultaneously, is also provided with the time relay and pressure switch (8) on electric controller.
2. two filtration according to claim 1 recoiled from removing contamination water fetching device, it is characterized in that, described filter comprises coarse strainer (3) and fie screen (2), one end place that intake (1) diameter is larger arranges coarse strainer (3), at the centre position place of intake (1), fie screen (2) is set.
3. two filtration recoil according to claim 2, from removing contamination water fetching device, is characterized in that, described pressure switch (8) is arranged on intake pipe (9) or recoil tube (5) is upper, and is positioned at water intaking motor-driven valve (7) or recoils motor-driven valve (6) before.
4. two filtration according to claim 3 recoiled from removing contamination water fetching device, it is characterized in that, described recoil tube (5) is the arm of intake pipe (9), before this recoil tube (5) is arranged on the position that water intaking motor-driven valve (7) is set on intake pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510150967.2A CN104746551B (en) | 2015-04-01 | 2015-04-01 | Two filtration recoils are from removing contamination water fetching device and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510150967.2A CN104746551B (en) | 2015-04-01 | 2015-04-01 | Two filtration recoils are from removing contamination water fetching device and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104746551A CN104746551A (en) | 2015-07-01 |
| CN104746551B true CN104746551B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510150967.2A Active CN104746551B (en) | 2015-04-01 | 2015-04-01 | Two filtration recoils are from removing contamination water fetching device and working method thereof |
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| CN (1) | CN104746551B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448725B (en) * | 2017-08-02 | 2019-03-08 | 徐菊红 | A kind of piston reverses direction impact type pipeline Anti-chock device and its application method |
| CN116929853A (en) * | 2023-09-14 | 2023-10-24 | 中璞软件(海南)有限公司 | Automatic fixed-point water taking device for water quality monitoring shore station |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10244089A1 (en) * | 2002-09-23 | 2004-04-01 | Ständer, Wolfgang, Dr.Ing. | Method for reducing the risk of flooding has a multitude of wells along the river bank, each having a powerful pump to deliver the overflow water to a remote safe area |
| JP2005090212A (en) * | 2003-09-19 | 2005-04-07 | Shigeki Odera | Water intake device for installing water tank between river bed gravel |
| CN201040860Y (en) * | 2006-03-17 | 2008-03-26 | 艾凯 | Shunt water-supplying water-purifying equipment for tap water terminal |
| CN101514945B (en) * | 2009-02-19 | 2011-09-07 | 无锡市戈力恩科技有限公司 | Method of protecting water inlet of water sampler |
| WO2010100296A1 (en) * | 2009-03-03 | 2010-09-10 | Dominguez Sanz Antonio | Method for the construction of a storage reservoir in the mouth of a river in an area reclaimed from the sea, intended to capture, store and subsequently harness the flow of water discharged daily by the river into the sea |
| CN104452878B (en) * | 2014-11-17 | 2016-05-25 | 西安建筑科技大学 | A kind of coarse filtration formula pontoon water fetching device |
| CN204326155U (en) * | 2014-11-21 | 2015-05-13 | 中国工程物理研究院材料研究所 | A kind of infiltration water fetching device |
| CN204491716U (en) * | 2015-04-01 | 2015-07-22 | 国电大渡河流域水电开发有限公司龚嘴水力发电总厂 | Two filtration recoil is from removing contamination water fetching device |
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| CN104746551A (en) | 2015-07-01 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Address after: 614000 No.99 Gongdian Avenue, Shawan District, Leshan City, Sichuan Province Patentee after: Gongzui Hydropower Station of Guoneng Dadu River Basin Hydropower Development Co.,Ltd. Address before: 614000 No.99 Gongdian Avenue, Shawan District, Leshan City, Sichuan Province Patentee before: GONGZUI HYDROELECTRIC POWER GENERAL FACTORY OF CHINA GUODIAN DADU RIVER BASIN HYDROPOWER DEVELOPMENT Co.,Ltd. |