CN103925142A - Self-suction-type reservoir desilting and electricity generating pipeline system - Google Patents
Self-suction-type reservoir desilting and electricity generating pipeline system Download PDFInfo
- Publication number
- CN103925142A CN103925142A CN201410168335.4A CN201410168335A CN103925142A CN 103925142 A CN103925142 A CN 103925142A CN 201410168335 A CN201410168335 A CN 201410168335A CN 103925142 A CN103925142 A CN 103925142A
- Authority
- CN
- China
- Prior art keywords
- self
- water
- desilting
- silt
- pipeline system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
A self-suction-type reservoir desilting and electricity generating pipeline system is a permanent facility integrating silt removing and power generating and used for reservoir desilting and electricity generating. The self-suction-type reservoir desilting and electricity generating pipeline system is characterized in that water is led in to activate the system through a closed-type pipeline system; electric control valves (7), connected to a desilting and electricity generating main pipe (1), in a desilting pipe system are sequentially controlled, and high-pressure water and silt mixed flow body is formed in the main pipe (1) and drives the self-suction-type reservoir desilting and electricity generating pipeline system to generate electricity. The self-suction-type reservoir desilting and electricity generating pipeline system has the advantages that future worries brought by reservoir silt sedimentation are eliminated; extremely good economic benefits can be obtained in the desilting process, the silt can be conveyed to other places by extending a tail water pipe (2) to solve the problems of silt sedimentation and utilization, a flood discharge electricity generating pipeline system can be formed by removing the desilting pipe system, a novel path is explored for flood resource utilization and water leading power generating workshop designing to simplify complex design, and the self-suction-type reservoir desilting and electricity generating pipeline system has extremely important effects and brings great social and economical benefits for fully using an existing hydropower facility to relieve the burden, growing increasingly, of energy sources and water sources, and increase the functions of an existing hydropower station. The system is applicable to electricity generating and single flood discharging.
Description
Technical field
" self-priming reservoir desilting power generation pipeline yarn system " is mainly used in Hydraulic and Hydro-Power Engineering field reservoir deposits and removes the pipeline yarn being integrated with the generating flood discharge pipe-line system being integrated of generate electricity of unifying, this yarn system in removing silt, solved better desilting process in water resources waste and harmful silt is become to the available energy that can generate electricity; Flood discharge power generation pipeline system will more be made full use of harmful flood resource and existing water power plant function, makes complicated flood discharge door design become cylinder listization.
Background technique
One, this technology is to rely on former " self-priming reservoir river load remove pipe-line system " patent and a new measure carrying out, former technology is remove silt or carry out for this single pattern of generating electricity, its dredging structure is a kind of mobility facility, in desilting process, there is the waste of water resources and need manual operation and should not round-the-clock job make pipe diameter and unit time clearing amount be subject to the defects such as certain limitation, give---resemble the so large capacity alluvial removing in the Huanghe valley and bring difficulty, and after this removing, alluvial needs again again to remove process so repeatedly again.
Two, existing Hydraulic and Hydro-Power Engineering flood discharge designs for outlet gate, and this design is not brought into play favourable effect to the utilization of flood resource, has wasted a large amount of hydraulic power potentialss, is thisly designed to that level is open to discharge water; Except outlet gate; Pick up in addition and repair door, rise and close the auxiliary facilities such as machine, flow-passing surface, cushion pool, complexity, adaptability are strong, high in cost of production defect.
Summary of the invention
One, for solve former technology in reservoir deposits reset procedure single and not enough, better solve the waste of desilting process water resource and need manual operation should not round-the-clock job and pipe diameter size, unit time clearing amount be restricted; Remove defects such as bringing difficulty to large capacity, and make desilting process under the prerequisite that does not consume the energy, can give play to larger ground economic benefit, large capacity alluvial is removed economically and on the time, be supported.The technical measures that the present invention takes are for this reason: change mobility in former technology into the fixed reservoir desilting pipe-line system being integrated of generating electricity, single tube people is controlled to suction sand and change multitube electric-controlled type suction silt system into, when making this system as generating conduit pipe, can play again the fixation means of removing the effect of silt and become a kind of permanent reservoir desilting generating, and control timesharing and sequentially remove the silt of different parts in reservoir river to inhaling the adjusting of sand tube by electrically-controlled valve, thereby change that former technology needs manual operation and unsuitable round-the-clock job and pipe diameter size, the defects such as unit time clearing amount is restricted, the waste of water resources in former reset procedure is utilized effectively, and makes harmful silt become the energy that can generate electricity, thereby because strengthening volume to weight ratio, the mixing of silt water make co-content increase and produce larger power benefit with the potential energy under condition, because the change of its structure makes---resemble the jumbo like this silt removing in the Huanghe valley and be supported with operating economically from the time, and becoming passive silt removal measure is preventative Sediment Siltation removal measure, becomes passive energy consumption and remove the removal measure that can create large economic benefit into non-energy consumption.
" self-priming reservoir desilting power generation pipeline system " is divided into five major parts: the supervisor (1) that, the husky mud delivery pipe of water and generating aqueduct are integrated, two, silt-sucking tube system, be fixed on by multiple that supervisor (1) is upper main fixing inhales sand tube (4) and electrically-controlled valve (7) forms, for dividing again, the expansion suction silt each main suction sand tube of scope (4) suction port picks out multiple suction sand tubes (5), supervisor is also connected to movable adjustable suction sand tube spare interface (8) on (1), and three, pipeline activation system, both on supervisor (1), be connected to check valve (2), sealing electrically-controlled valve (3), exhaust electrically-controlled valve (9), diversion electrically-controlled valve (10), priming pump (11), four, water-energy generating electricity unit and auxiliary facility (15), pycnometer electric induction valve (12), pick up and repair electrically-controlled valve (13), work electrically-controlled valve (14), silt is delivered to strange land by this Guan Yike prolongation of draft tube (16), modulating valve (18), five, electric control system (17), five major parts are combined into " self-priming reservoir desilting power generation pipeline system " by various connection.Supervisor (1) chooses advantage separately along both sides, dam upstream simultaneously or monolateral fixing as the case may be; Can be fixed in bank or water or both sides, bottom, river or centre.
Pipeline, engine using hydrostatic thrust blade preventing-abrasion method in " self-priming reservoir desilting power generation pipeline system ", 1, inhale sand tube quantity and regulate the water outlet flow of automatically controlled operating valve (14) by control; Make flow velocity in pipeline be in a milder state, thereby reach the effect of controlling wearing and tearing.2, blade wear adopts alloy-plated layer to increase shock surface hardness and degree of finish, should close sheet with fritter hard at the face of being hit and overlap welding, anti-wear to increase shock surface hardness.3, changing engine using hydrostatic thrust blade structure changes conveniently it.
The distinguishing feature of this system is: one, the low facility cylinder of cost list design and construction maintenance operation is convenient, in silt reset procedure, not only do not consume any energy but also husky this water in desilting process mud is become to the one available high efficient energy sources of can generating electricity, except pipeline, valve and other minority member and power generation system, substantially do not need other facility; The construction of pipe-line system can suit measures to local conditions not to be subject to the restriction of geographical terrain, and operation is controlled entirely in electric control system.Two, efficiency height is good in economic efficiency, because pipe-line system desilting is double tides generated electricity, makes silt obtain the same appropriate to the occasion of removing in time and husky water mud can be delivered to strange land utilization by extending draft tube; Thereby make its obtain expection less than technique effect and economic benefit; Make jumbo silt remove in time economically and can operate to be supported and form efficient.Three, useful effect, this technology is thirsted for the existing Problems of Reservoir Sedimentation solving and the trouble and worry of bringing by thoroughly solving people always, make Hydraulic and Hydro-Power Engineering become permanent resource adjustments and not complete energy treasure-house of getting that generating is integrated of catchmenting, make the reservoir that loses effect be restored to possibility.
Two,, for making full use of flood resource, traditional reservoir spillway door Design Mode is changed into " self-priming flood discharge power generation pipeline system ", remove silt-sucking tube system (two) and pycnometer electric induction valve (12) in " self-priming desilting power generation pipeline system " five major parts and just become " self-priming flood discharge power generation pipeline system) ", flood discharge door horizontal is discharged water become press water and make current accelerate Su little Qi dewatering outlet cross sections greatly, the flood discharge of each self-priming flood discharge power generation pipeline system unit and generating can be by modulating valve (18), work electrically-controlled valve (14) regulates to be controlled, the large flood discharge of modulating valve when reservoir level is high (18) opening is large, work electrically-controlled valve (14) one ends are connected to supervisor (1) the water outlet the other end and are connected to hydraulic generator unit (15), modulating valve (18) picks out and draft tube (16) is connected to river from supervisor (1) branch and drains separately, or extend this draft tube (16) and with generating draft tube (16) parallel connection, water should be carried strange land to regulate the phenomenon of water resources inequality, check valve (2) can pick out from supervisor (1) top set by Fig. 3, sealing electrically-controlled valve (3) and check valve (2) all should be soaked the anti-gas gas leakage of depositing in water, after system activates, sealing electrically-controlled valve (3) should be in open mode, this system can suit measures to local conditions not to be subject to geographical terrain condition restriction, and water intake can stretch into any position of reservoir and the degree of depth, generator set (15) and water outlet draft tube (16) can be fixed on any suitable place, dam site downstream, and except pipe-line system, generator set, without other facility, cylinder has been changed this design of former flood discharge door greatly, reduce costs and increased its adaptability, as the case may be the design of flood discharge door being changed into " flood discharge power generation pipeline system " maybe inserts in this system string among the design of flood discharge door, or change the design of flood discharge door into traditional flood discharge door design that " self-priming flood discharge pipe-line system " cylinderization is complicated, this system closing work electrically-controlled valve (14) is opened modulating valve (18) and had both been carried out individual event flood discharge function, except utilizing flood generating, also can be used as a kind of permanent power generation system.This technology has changed traditional design concept and boundary office; For new approaches are opened in some complicated power plant building design, for opening up a new energy field---flood resource utilization opened one newly by way of, the huge flood resource that has made to waste is utilized, make complicated plant designing cylinder list, existing Hydraulic and Hydro-Power Engineering is suited measures to local conditions to set up string and insert flood discharge power generation pipeline system, alleviate the energy, the water resources being becoming tight day and fully expand existing water power plant function and will have extremely important effect and huge social economic benefit for making full use of existing hydroelectric facility.
Brief description of the drawings
Below in conjunction with accompanying drawing, the invention will be further described.
Fig. 1 is structural principle schematic diagram of the present invention.In figure in closed conduit system; Supervisor (1); The husky mud of water is inhaled stream and is managed the supervisor who is integrated with generating aqueduct, check valve (2); Recloser when pouring into diversion and activating, sealing electrically-controlled valve (3); Pipe-line system activates the rear defence sealing of starting working and enters pipe-line system from check valve, according to alluvial situation, multiple electrically-controlled valve (7) is fixed on to supervisor (1) above successively and connects with the main fixing sand tube (4) of inhaling; The main fixing sand tube (4) of inhaling divides again to pick out and inhales sand tube (5) to expand the silt scope of inhaling, and inhales sand tube import sieve head (6) fixing; Prevent from sucking super large thing blocking pipe and damage engine using hydrostatic thrust, electrically-controlled valve (7); Reach the object that timesharing divides section progressively to remove, movable adjustable suction sand tube spare interface (8) by a working state that the keying of this valve is regulated control master's fixing suction sand tube of different sections and prop up suction sand tube; The provisional manual operation of mainly depositing phenomenon with the blind area that the suction sand tube that fixes may occur and carry out supplements the suction sand tube interface for subsequent use of removing, exhaust electrically-controlled valve (9); Rise and pour into exhaust use while having air in diversion and pipe, diversion electrically-controlled valve (10); After pouring into diversion by this valve, activate water gravity flow in pipe, priming pump (11); Pump into diversion use, pycnometer electric induction valve (12); Pick up the sediment charge of the row of looking in becoming silted up and the husky section alluvial situation of desorb and calculate sand discharge amount, pick up and repair electrically-controlled valve (13); System is picked up and is repaiied use, work electrically-controlled valve (14); The starting of pipe-line system torrent and system works open and close valve, water-energy generating electricity unit (15); Water-energy generating electricity, draft tube (16); After the husky mud generating of water; Should be able to enter downstream river or extend this pipe carries strange land to reduce downstream river course impact and the difficult problem of silting in husky water mud; And input ground water demand and the utilization to silt, electric control system (17) have been solved simultaneously; Each electric operation control in generating and pipe-line system, modulating valve (18); Regulate generating amount of flush water or this draft tube is connected with generator tail water extension tube according to reservoir level height husky water mud is carried to strange land.
Fig. 2 is several setting types of pipe-line system supervisor of the present invention (1) at dam upstream cross section of river; Both two banks, river or monolateral setting type (I); Both sides or monolateral setting type (II) in water; River bed single tube or two-tube setting type (III).
Fig. 3 is self-priming flood discharge power generation pipeline system schematic.Modulating valve in figure (18) all opens and cuts out work electrically-controlled valve (14) and carries out individual event flood discharge function, modulating valve (18) should can be controlled flood discharge size and control generating amount of flush water according to reservoir level height, and the electrically-controlled valve of working (14) is opened the generating of both having washed by water of this valve; This valve also can regulate generating amount of flush water or flood discharge jointly with (18) valve, and the electric control operation of this system removes silt-sucking tube system and outer other of above-mentioned situation remains unchanged substantially.
Embodiment
This embodiment is that supervisor (1) is fixed along dam bank by the setting type of (I) in Fig. 2, supervisor's (1) tail end water intake is installed check valve (2) and the automatically controlled operating valve of sealing (3), and supervisor's (1) water outlet is installed pycnometer electric induction valve (12); By this electric induction valve pick up look in supervisor (1) sediment charge and the husky section alluvial situation of desorb calculate the quantity of sand and mud of getting rid of, pick up and repair electrically-controlled valve (13) one end and connect the other end with supervisor (1) water outlet and connect with the electrically-controlled valve (14) of working; work electrically-controlled valve (14) the other end connects with the water intake of water-energy generating electricity unit (15), modulating valve (18) is connected on the front supervisor of work electrically-controlled valve (14) (1), water-energy generating electricity unit (15) and electric operation system (17) can suit measures to local conditions to be fixed on suitable place, dam site downstream, generator draft tube (16) stretches into certain position, river or extends this pipe husky water mud mixture is delivered to other strange land, the draft tube (16) of modulating valve (18) can in parallelly with generator tail water extension tube reach carries strange land and the common regulating action of performance, supervisor's (1) length is determined according to reservoir sedimentation situation and sets up telescopic section, determine electrically-controlled valve (7) and main fixing distributed quantity and interval and the layout of inhaling sand tube (5) of sand tube (4) on supervisor (1) of inhaling according to different alluvial states, inhale sand tube import sieve head (6) and fixedly prevent that super large thing from entering in pipe, each master is fixing, and upper this valve of electrically-controlled valve (7) of installing of sand tube (4) of inhaling need be arranged in river water to prevent that gas from entering, reach timesharing by the telecontrol that this valve is opened and closed and divide the sequentially removing of section to silt, the blind area institute silt that fixing suction sand tube (4) may cause connects interim suction sand tube by the adjustable suction sand tube of activity spare interface (8) and irregularly removes, exhaust electrically-controlled valve (9) was arranged on monolith supervisor (1) peak in order to exhaust, diversion electrically-controlled valve (10) can be arranged on supervisor's suitable position, priming pump (11) is fixed depending on actual conditions, and it is good that the installation of pipe-line system should guarantee to close envelope, pipe-line system supervisor (1) is if fix and can eliminate air and enter by (II), (III) form in Fig. 2.When system works, all valves and generating are controlled by electric operation system (17) operation, system prestart; First open exhaust electrically-controlled valve (9), diversion electrically-controlled valve (10), pick up and repair electrically-controlled valve (13), water sealing operation electrically-controlled valve (3) and close other all electric control valves, then start priming pump (11) and pour into diversion from diversion electrically-controlled valve (10), after exhaust electrically-controlled valve (9) water outlet, close priming pump (11) and close immediately (9), (10) valve, then open work electrically-controlled valve (14), now check valve (2) is opened immediately automatically; Current start to open successively the electrically-controlled valve (7) of the fixing suction sand tube (4) that needs work from dam body end after being activated in pipeline, close the automatically controlled operating valve of sealing (3) after working properly, and system starts to inhale the generating of becoming silted up.Transfer sediment charge in the interior water of supervisor (1) to inhale silt situation in desorb silt section and to calculate the quantity of sand and mud of getting rid of by pycnometer electric induction valve (12); And determine whether to close this section electrically-controlled valve (7) and the electrically-controlled valve (7) of starting next section is carried out the suction of next section and become silted up and remove generating and uninterruptedly circulate with this.Silt water water conservancy diversion is carried as the case may be strange land to prevent impact and the difficult problem of silting on downstream river in the situation that extending draft tube (16); And ground water demand is inputted in solution and silt utilizes problem.
Claims (3)
1. " self-priming reservoir desilting power generation pipeline system ", its technical characteristics is: arrange the fixed closed pipe system stretching in high water level reservoir river by layout; The pressure difference that its water outlet and water intake form; Through pouring into the vacuum self-sucking flowing state forming after diversion activates, utilize this powerful gravity flow attraction force, silt timesharing in reservoir river being circulated successively at a definite sequence of being responsible for (1) upper each suction sand tube electrically-controlled valve (7) by control connection, the husky mud of suction water is carried and generating diversion is responsible in (1), thereby makes the mixed flow animal of being responsible for the husky mud of interior formation water reach the integrated object that reservoir river load is removed and generating is integrated.
2. " self-priming reservoir desilting power generation pipeline system " (1), or by generate electricity draft tube (16) draft tube (16) parallel connection of modulating valve (18) is so far extended on generating draft tube of extension; In the situation that makes to generate electricity or do not generate electricity by regulating and controlling valve (18) and work electrically-controlled valve (14), silt water conservancy diversion is delivered to strange land; Solve in silt reset procedure the impact on downstream river and pile up difficult problem; Make input ground water resources obtain supplementing and solve silt Rational Utilization, should make the husky mud of water in reset procedure be divided into two parts by the control of modulating valve (18); A part enters another part in downstream river course and carries strange land to reduce and to control the siltation volume of the sand content reduction downstream river course of downstream river course current after being used for generating electricity.
3. " self-priming reservoir desilting power generation pipeline system " (1) removes (two) silt-sucking tube system and the pycnometer electric induction valve (12) in five major parts; Become " self-priming flood discharge power generation pipeline system " or change the design of flood discharge door into " self-priming flood discharge pipe-line system ", huge flood resource is utilized; Make complicated flood discharge door design and diversion and power plant designing become single " self-priming flood discharge pipe-line system " and " the self-priming flood discharge power generation pipeline system " design of cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168335.4A CN103925142A (en) | 2014-04-22 | 2014-04-22 | Self-suction-type reservoir desilting and electricity generating pipeline system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168335.4A CN103925142A (en) | 2014-04-22 | 2014-04-22 | Self-suction-type reservoir desilting and electricity generating pipeline system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103925142A true CN103925142A (en) | 2014-07-16 |
Family
ID=51143484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410168335.4A Pending CN103925142A (en) | 2014-04-22 | 2014-04-22 | Self-suction-type reservoir desilting and electricity generating pipeline system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103925142A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895019A (en) * | 2015-06-03 | 2015-09-09 | 舟山市智海技术开发有限公司 | Reservoir desilting system |
| CN105863932A (en) * | 2016-04-21 | 2016-08-17 | 姜守强 | New energy pipeline type hydropower station |
| CN114517466A (en) * | 2022-02-22 | 2022-05-20 | 徐立成 | Hydraulic safety flood discharge power generation equipment |
| US11952975B2 (en) | 2021-02-25 | 2024-04-09 | Henrik Frans Christensen | Wave energy plant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950002117B1 (en) * | 1991-09-27 | 1995-03-13 | 박원곤 | Dam combined with siphon type water outflow apparatus |
| CN2679249Y (en) * | 2004-02-21 | 2005-02-16 | 白忠一 | Sand discharging appts. for reservoir |
| CN2928948Y (en) * | 2006-07-13 | 2007-08-01 | 安徽飞龙灌溉技术有限公司 | Energy saving water fetching device for agriculture irrigation from high river bed water |
| CN201003179Y (en) * | 2006-12-28 | 2008-01-09 | 张雅辉 | Reservoir deposit mud discharging device |
| CN103410185A (en) * | 2013-05-15 | 2013-11-27 | 合肥工业大学 | Siphoning type reservoir desilting and screening device and use method thereof |
-
2014
- 2014-04-22 CN CN201410168335.4A patent/CN103925142A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950002117B1 (en) * | 1991-09-27 | 1995-03-13 | 박원곤 | Dam combined with siphon type water outflow apparatus |
| CN2679249Y (en) * | 2004-02-21 | 2005-02-16 | 白忠一 | Sand discharging appts. for reservoir |
| CN2928948Y (en) * | 2006-07-13 | 2007-08-01 | 安徽飞龙灌溉技术有限公司 | Energy saving water fetching device for agriculture irrigation from high river bed water |
| CN201003179Y (en) * | 2006-12-28 | 2008-01-09 | 张雅辉 | Reservoir deposit mud discharging device |
| CN103410185A (en) * | 2013-05-15 | 2013-11-27 | 合肥工业大学 | Siphoning type reservoir desilting and screening device and use method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 陈成林等: "大库盘水库自吸式管道排沙系统研究", 《中国农村水利水电》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895019A (en) * | 2015-06-03 | 2015-09-09 | 舟山市智海技术开发有限公司 | Reservoir desilting system |
| CN105863932A (en) * | 2016-04-21 | 2016-08-17 | 姜守强 | New energy pipeline type hydropower station |
| US11952975B2 (en) | 2021-02-25 | 2024-04-09 | Henrik Frans Christensen | Wave energy plant |
| CN114517466A (en) * | 2022-02-22 | 2022-05-20 | 徐立成 | Hydraulic safety flood discharge power generation equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206495183U (en) | A kind of single river channel Overspill type water environment treatment system | |
| CN102817816B (en) | Wind-power water pumping system with air bags | |
| CN103925142A (en) | Self-suction-type reservoir desilting and electricity generating pipeline system | |
| CN206752426U (en) | A kind of Novel flush storage station water system | |
| CN204023486U (en) | A kind ofly provide down the structure of letting out ecological flow for reservoir initial filling | |
| CN105386426B (en) | The ecological drainage tunnel and method that diversion tunnel reconstruction controls for gates of segmental shape | |
| CN101806050A (en) | Tube bundle-type natural water diversion device and water diversion method for generating electricity | |
| GB2475606A (en) | Waterfall hydro-electric power | |
| CN106436660A (en) | Water diversion type power station power house layout at different positions | |
| CN102635485A (en) | Hydrocone type multi-stage hydroelectric generation method | |
| CN206245390U (en) | A kind of culvert pipe water channeling type pumping plant | |
| CN108677894B (en) | Power generation system utilizing pipeline type karst groundwater and design method | |
| CN104099909B (en) | Based on the flood discharge generating sync energy dissipater of flood-discharge tunnel | |
| CN103114565B (en) | River-closure water-diversion system suitable for slope torrent watercourse water-diversion generation and hydropower stations | |
| CN108729407A (en) | Clear husky device is arrheaed in river double flute hardening riverbed exchange | |
| CN201614576U (en) | Natural water drawing device for pipe bundle electricity generation | |
| CN104762922A (en) | Water-force-based method for treating debris flow by removing sediment source | |
| CN105019414B (en) | Composite lock chamber structure for narrow water intake of mountain hydropower project | |
| CN209743086U (en) | Ship type tidal power generation system automatically switched in two directions or three directions by water flow switch | |
| CN206721845U (en) | A kind of diversion tunnel | |
| CN208533449U (en) | A kind of device for flood retarding project decentralization ecological water | |
| CN201933523U (en) | Jet type sand bailing ship | |
| CN206110099U (en) | Hydropower that closely dams station | |
| CN101535629B (en) | Flood control system | |
| CN204625334U (en) | A kind of arm of lake serious rice-nutrient governing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140716 |