CN101942821A - The method of power station energy storage power generation - Google Patents
The method of power station energy storage power generation Download PDFInfo
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- CN101942821A CN101942821A CN2010102588325A CN201010258832A CN101942821A CN 101942821 A CN101942821 A CN 101942821A CN 2010102588325 A CN2010102588325 A CN 2010102588325A CN 201010258832 A CN201010258832 A CN 201010258832A CN 101942821 A CN101942821 A CN 101942821A
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- 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
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- 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
Abstract
The present invention will need the electric power of accumulation of energy, utilize various device, the facility in power station, by building various pumping equipments, facility, with water section behind the dam in power station draw water be back to former reservoir dam before, reach the purpose of accumulation of energy, the kinetic energy that water produced before the dam behind new fusion the, potential energy and pressure energy homenergic resource convert the mechanical energy of generating equipment to, change into stable electric energy again, and online is sent.The present invention is by setting up the huge electric energy storage platform that group storehouse group station combines with other power station, can effectively solve electric power, especially the accumulation of energy difficult problem of green electric power supply, thereby impel that green electric power supply is more extensive, develop in a healthy way in the faster speed, wider scope, and utilize extra-high voltage electric power transmission technology, intelligent grid technology and other correlation techniques, realize the good situation of generating, electric power storage, electricity consumption, the adjustable controlled sustainable development of power transmission and transformation, be economy and social development service.
Description
Technical field
This patent relates generally to wind-powered electricity generation, photoelectricity, water power, nuclear power and other generation mode, relates to fields such as extra-high voltage grid and other electric power transfer, accumulation of energy, change distribution, relates to industries such as water can utilize, machinery, building, particularly green accumulation of energy field.
Background technology
Key in technical field herein and describe paragraph.China's clean energy resource aboundresources, show that according to interrelated data wind-powered electricity generation resource technology can the exploitation amount surpass 1,000,000,000 kilowatts, the waterpower resourses technology can the exploitation amount about 500,000,000 kilowatts, solar energy resources can be developed the installation scale and surpass 2,000,000,000 kilowatts, and the nuclear power resource is also than horn of plenty.But green energy resource also has some drawbacks, mainly contains: wind-powered electricity generation, photovoltaic power generation amount are extremely unstable; Transmission distance is far away, and difficulty is incorporated into the power networks; Be difficult to extensive storage etc.Problems bring great challenge for the stable use of power consumer, and some green electric power supplies also are called as " rubbish ", have had a strong impact on the sound development of green electric power supply.The development and utilization green resource is set up the green incorporate green electric new frame of generating, transmission of electricity, accumulate, distribution, electricity consumption as early as possible as far as possible to greatest extent, and is extremely urgent.
The green electric power supply that various generation mode produced, can promptly produce i.e. usefulness, can directly promptly produce promptly and use, the due effect of performance in time, directly make exhaustless, or inconvenient directly use just need accumulation of energy, the accumulation of energy facility that powerful electric current need match, green electric current need green accumulation of energy equipment.Otherwise unsettled green electric current does not get up with regard to green.Green accumulation of energy scope also comprises the various electric power of producing with traditional approach (being mainly coal).
Summary of the invention
Key in technical field herein and describe paragraph.The topography and geomorphology of China is rich in feature, and Xi Gaodong is low, becomes stepped distribution, and drop is very big between ladder and the ladder, and high and steep mountains are countless, and cloth therebetween between rivers,lakes and seas.Wind-powered electricity generation, be the limit to the photoelectricity enrichment and fall distribute, and electric energy consumption ground is many in the coastal area, long distance power transmission is inevitable, and because of technical reason, the long-distance transmission of electricity is uneconomic.So just need be between the four corners of the world, find one " in " point, between generating and electricity consumption, find an economy, reliable " transfer " website, in the net arteries and veins that numerous electrical networks move as blood vessels, generate a health, strong, " heart " that never rest, moist whole body, four penetrate vigor.
This " heart " is exactly to be positioned at southwestern all province, district and city, comprises the Yellow River, the Changjiang river, Nujiang, the Lancang River, master stream, the Yarlung Zangbo River and numerous tributary, also comprises master stream and tributary (as other internal organs of human body) in other rivers water system, waters.
Utilization is at these river stream, in the river, build up, building, plan yet to be built, or the various power stations (the part hydroelectric capacity can also expand) of preparation construction in the future, with many " wind-powered electricity generation Three Gorges " endlessly, " photoelectricity Three Gorges ", " nuclear power Three Gorges ", " land Three Gorges ", " Three Gorges, coastal waters ", the green electric power supply of productions such as " marine Three Gorges ", and the various electric power of producing with other generation mode, insert through extra-high voltage grid, access via telephone line, electrical network inserts, or the electric power of other form access, pass through transformation again, in a disguised form, every operation such as voltage stabilizing, high-power by what build, low noise, high efficiency various pumping equipment, facility, utilization promptly has, or the various water power power generating equipments in the power station of preparing to build, facility, part had been sent out, or gone out exertin, or flowed out the lake water of dam, rivers water, fast from drawing water behind the dam to the dam of original reservoir, promptly take out promptly and send out, or accumulation of energy is waited to send out, reach by need for electricity unsettled " rubbish ", produce stable " gold ", flow to numerous terminal uses by various power transmission and transforming equipments and electrical network.
The main mode of pumpback water is as follows.
1. once draw water, once more generating.Most of reservoirs all possess this condition.
2. once draw water, repeatedly generating.Be mainly used in and cut-off, the upstream and downstream power station of diversion and power.
3. multistage reservoir, connection is taken out connection and is sent out.As approved is in the huge power station of all the people present who builds at present on Jinsha jiang River, head and the tail almost join, and can form connection and take out, join and hold, join the situation of sending out, and produce the group effect of reservoir group.
4. multistage drawing water, the one or many generating.According to landform needs pump water several times, to raise the efficiency.
5. other draw water backflow facility (device) and method.Along with continuous progress cognitive and equipment, the reflow method that draws water also has more wide development space.
Can look situations such as water, electricity according to accumulation of energy demand and storage capacity size, draw water repeatedly, reflux, the staggering amount reservoir impoundment power generation.The reflux type that draws water can be taked direct pump stream; Water spray refluxes; Conflux, drainage, pump flows back to the storehouse again; Elder generation's pump stream, draw water, reflux by various ways such as channel, culvert, various pipelines in the back; Can also build the weir polywater at the side massif, face water one side is cut a hole some shallow holes refluxing, the side massif return line of hidden or expression type is installed and draw water, method such as electric fixtures.Reflux line also can by in the dam body, dam body is outer, massif in front of the mountains, or before the dam, in the dam, behind the dam, and other can draw water and be back to the methods of former reservoir, realizes refluxing fast, the purpose of energy storage power generation.
The used pipeline that refluxes that draws water can adopt various materials and shape system.
" tap " part of drawing water can build up that fixation means or floating dock draw water, filter sand, and water outlet " tap " part as the condition permission, can set up some automatically controlled delivery ports separately by differing heights, with saves energy.Be back to diversion and power from drawing water, cycle period is shorter, and can regulate, and can not cause big influence to shipping.Lake water, rivers water as preparing to draw water and reflux contain than high concentration of sediment, can be through behind the filter sand, and former reservoir is gone in pumpback again.The reservoir periphery can also be built some small-sized wind, photoelectric generating device.Green electric power or other electric power are imported accumulation of energy, output use, should handle by " nearby " principle.
Draw water and generate electricity and surf the Net the electric power of output after the backflow accumulation of energy again, its generated energy can be by the average generated energy of institute's storage reservoir water resource, determines behind the subduction reasonable loss.Because of former reservoir seeps water, leaking is in saturation state substantially, the backflow back percolation ratio of drawing water is lower.This backflow energy storage power generation method of drawing water is friendly to environment.All measures and method all can not influence the safety of reservoir and dam.Drawing water refluxes designs, can be with reference to the relevant portion of generating, power transmission and transformation and pumped storage power plant, scientific design.
By the backflow energy storage power generation that draws water, make the various generating equipments of original reservoir and preparation construction of reservoir, operate at full capacity as far as possible, form distinctive reservoir accumulation of energy, generating group, whole " heart " effect that produces, society and economic benefit are extremely considerable.
Major advantage: can on a large scale, effectively, reasonably utilize the resource of sustainable uses such as wind, light, water, mode electric power storage, generating, power transmission and distribution with green have demonstration effect; More can save the use soil in a large number; The part alleviate retaining and discharge water between contradiction; Promote Midwest and backwoodsman development; Improve storehouse water productive head, keep power station high water level operation, raising equipment goes out force level, green electric power supply and conventional electric power are carried out the regulation and control in day, week, the moon, season, year, increase generated energy, utilize round the clock the electricity price difference can hold repeatedly in a short time, generate electricity, and make cross-border electric power trade become possibility, produce better benefit; This systems technology maturation, equipment is simple, reliable, practical, safety; Small investment, instant effect has high repayment, and the efficient height continues for a long time, for green electric power supply and other electric power provide safe and reliable " parking lot ", " distribution centre ", " reservoir " and " cornucopia ".
Shortcoming and countermeasure: undertake the key power station of important flood control task, in some days of flood season, the backflow of can not drawing water, can enable the regulating station this moment, brings into play the force level that of other power station and other accumulation of energy, energy storage measure, guarantees the stable supply of electric power.
Above-mentioned green electric power supply except that existing green generation technology, also comprises green energy resources such as new green photoelectricity, wind-powered electricity generation, water power, nuclear power, and is developing the emerging various electric power that various green generation technology produced of formation.
Unaccomplished matter can be with reference to relevant design.
Description of drawings
(1) Ba Qianshui; (2) power station dam; (3) dam Hou Shui; (4) bank; (5) pump house; (6) the polywater canal is contained; (7) wear the dam pipeline that draws water; (8) more pipeline draws water on the dam; (9) pipeline draws water in the side; (10) generator; (11) feed cable; (12) boost and send electric equipment and electrical network.
The specific embodiment
The electric power of feed cable (11) input through transformation, covert after, insert pump house (5), with various pumping equipments with part dam Hou Shui (3), directly draw water be back to former reservoir dam before, and merge fully with dam Qian Shui (1), dam Hou Shui (3) after draw water and reflux this moment is with dam Qian Shui (1) acting in conjunction, then cause two big variations: the one, can increase for the water yield of coming of generating, can directly increase the workbench number of generator, the 2nd, increasing new kinetic energy, potential energy and the pressure that merges back dam Qian Shui (1) can the homenergic resource.As be used for generator for electricity generation and can improve generator speed.Needs according to each side, the gravitional force of water before the dam after merging, be converted into mechanical energy, be converted into valuable electric energy, thereby increase generated energy by generator (10), and send electric equipment and electrical network (12) to send by boosting, in this simultaneously, Ba Qianshui becomes dam Hou Shui, before water is drawn water and is back to the dam behind the part dam, be used for accumulation of energy and generating once more, again another acting repeatedly.The pipeline that draws water (7) of wearing the dam can set up automatically controlled delivery port separately before the dam.The pipeline that draws water from the side and reflux can be built polywater canal culvert (6) and be back to former reservoir, and face water one side sets up the differing heights delivery port separately.Wear the dam pipeline (7) that draws water and be applicable to power station yet to be built, dam draw water pipeline (9) and the polywater canal culvert (6) of pipeline (8), side of drawing water is applicable to existing power station more.The whole bag of tricks all can be established many water return pipelines.
Draw water and reflux and diversion and power can repeatedly circulate and carries out.
Claims (3)
1. utilize the Yellow River, the Changjiang river, Nujiang, the Lancang River, master stream, the Yarlung Zangbo River and numerous tributary, and other rivers water system, in the master stream and tributary in waters, build up, building, plan yet to be built, or the various power stations (the part hydroelectric capacity can also expand) of preparation construction in the future, with many " wind-powered electricity generation Three Gorges " endlessly, " photoelectricity Three Gorges ", " nuclear power Three Gorges ", " land Three Gorges ", " Three Gorges, coastal waters ", the green electric power supply of productions such as " marine Three Gorges ", and the various electric power of producing with other generation mode, insert through extra-high voltage grid, access via telephone line, electrical network inserts, or the electric power of other form access, pass through transformation again, in a disguised form, every operation such as voltage stabilizing, high-power by what build, low noise, high efficiency various pumping equipment, facility, utilization promptly has, or the various water power power generating equipments in the power station of preparing to build, facility, part had been sent out, or gone out exertin, or flowed out the lake water of dam, rivers water, fast from drawing water behind the dam to the dam of original reservoir, promptly take out promptly and send out, or accumulation of energy is waited to send out, reach by need for electricity unsettled " rubbish ", produce stable " gold ", flow to numerous terminal uses by various power transmission and transforming equipments and electrical network.
2. the main mode of pumpback water: once draw water, once more generating.Most of reservoirs all possess this condition; Once draw water, repeatedly generating.Be mainly used in and cut-off, the upstream and downstream power station of diversion and power; Multistage reservoir, connection is taken out connection and is sent out.As approved is in the huge power station of all the people present who builds at present on Jinsha jiang River, head and the tail almost join, and can form connection and take out, join and hold, join the situation of sending out, and produce the group effect of reservoir group; Multistage drawing water, the one or many generating.According to landform needs pump water several times, to raise the efficiency; Other draw water backflow facility (device) and method.Along with continuous progress cognitive and equipment, the reflow method that draws water also has more wide development space.
3. can look situations such as water, electricity according to accumulation of energy demand and storage capacity size, draw water repeatedly, reflux, the staggering amount reservoir impoundment power generation.The reflux type that draws water can be taked direct pump stream; Water spray refluxes; Conflux, drainage, pump flows back to the storehouse again; Elder generation's pump stream, draw water, reflux by various ways such as channel, culvert, various pipelines in the back; Can also build the weir polywater at the side massif, face water one side is cut a hole some shallow holes refluxing, the side massif return line of hidden or expression type is installed and draw water, method such as electric fixtures.Reflux line also can by in the dam body, dam body is outer, massif in front of the mountains, or before the dam, in the dam, behind the dam, and other can draw water and be back to the methods of former reservoir, realizes refluxing fast, the purpose of energy storage power generation.The used pipeline that refluxes that draws water can adopt various materials and shape system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102588325A CN101942821A (en) | 2010-08-20 | 2010-08-20 | The method of power station energy storage power generation |
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| CN2010102588325A CN101942821A (en) | 2010-08-20 | 2010-08-20 | The method of power station energy storage power generation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322041A (en) * | 2011-07-27 | 2012-01-18 | 罗富强 | Dam-break-preventing and leakage-preventing hydroelectric station dam constructed in canyon and construction method thereof |
| CN108487176A (en) * | 2018-05-18 | 2018-09-04 | 水工生态科技集团（广东）有限公司 | Manage water model |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101656423A (en) * | 2009-09-29 | 2010-02-24 | 河北农业大学 | Light-wind-water complementary type water pumping and energy storing power generation peak adjusting device |
| CN101705671A (en) * | 2009-11-19 | 2010-05-12 | 武汉大学 | Yellow River upstream cascade hydroelectric station operation design and optimized dispatching method as well as equipment |
-
2010
- 2010-08-20 CN CN2010102588325A patent/CN101942821A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101656423A (en) * | 2009-09-29 | 2010-02-24 | 河北农业大学 | Light-wind-water complementary type water pumping and energy storing power generation peak adjusting device |
| CN101705671A (en) * | 2009-11-19 | 2010-05-12 | 武汉大学 | Yellow River upstream cascade hydroelectric station operation design and optimized dispatching method as well as equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322041A (en) * | 2011-07-27 | 2012-01-18 | 罗富强 | Dam-break-preventing and leakage-preventing hydroelectric station dam constructed in canyon and construction method thereof |
| CN102322041B (en) * | 2011-07-27 | 2013-08-21 | 罗富强 | Dam-break-preventing and leakage-preventing hydroelectric station dam constructed in canyon and construction method thereof |
| CN108487176A (en) * | 2018-05-18 | 2018-09-04 | 水工生态科技集团（广东）有限公司 | Manage water model |
| CN108487176B (en) * | 2018-05-18 | 2024-03-01 | 北京水沃新华科技有限公司 | Water management model |
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Application publication date: 20110112 |