Wind-driven water pumping energy storage power generation peak regulation technique device
Technical field
The utility model relates to the wind power utilization technology, relates to the pumped-storage power generation technology simultaneously, specifically provides a kind of wind-driven water pumping energy storage power generation peak regulation technique device.
Background technique
Energy industry is as the basic industry of national economy, and the raising to progress, expanding economy and the living standards of the people of society plays crucial effect.Along with high development of social economy, the worsening shortages of worldwide fossil energy, and a large amount of uses of fossil energy, the more and more serious environmental of bringing for the human society environment is polluted, environment protection clean renewable energy sourcess such as development and utilization wind energy energetically, solar energy and water energy have become the pith that various countries' energy strategy is made a strategic decision.Since 20th century the mid-80s, world's wind generating technology has been obtained the development of advancing by leaps and bounds, and it is ripe that design, manufacturing technology more and more tend to, and made the wind generating technology marketization, industrialization, scale gradually.Power level also develops into MW class from tens kilowatts, and cost of electricity-generating is also close to the thermoelectricity cost of electricity-generating gradually.The wind-power electricity generation conduct is fastest-rising energy industry in the world, and the electric motor power annual growth is more than 30%.Global wind-power electricity generation electric motor power has reached 3,200 ten thousand kilowatts at the beginning of 2003, and its generated energy has been equivalent to the generated energy of the accurate nuclear power station of 32 coordinates.The wind-power electricity generation industry of countries such as Denmark, Germany, Spain, the U.S. and India has obtained unprecedented development, and Denmark's wind-power electricity generation capacity has accounted for more than 18% of whole net capacity, and the wind-power electricity generation installation total capacity of Germany has reached 20,000,000 kilowatts.By contrast, China's wind-power electricity generation development progress is extremely slow.Although China is a wind resource big country, only the developable wind resource in land adds that the coastal waters can develop wind resource and can reach more than 1,000,000,000 KW just more than 2.5 hundred million KW, and its reserves are the first in the world.But, China's wind-power electricity generation that begins to start to walk from nineteen eighty-three, in May, 2005 total installed capacity only be 760,000 KW, 43 of wind power plants, more than 1300 of wind-driven generator accounts for 0.13% of national total installation of generating capacity.The status of this situation and China second energy consumption big country is extremely unbecoming, is many-sided though cause the reason of this situation, and main still technical support is not enough, lacks the autonomous intellectual property technology of China.China's wind generating technology equipment also mainly relies on external import at present, the per kilowatt investment is higher, operating cost is higher, it is the key factor of restriction China wind-power electricity generation industry development, next is some technological deficiencies that power generating equipment exists, can not economical operation etc. such as being lower than the following wind speed of 5m/s, and the wind energy energy exists, and some are changeable such as wind direction, generating online index parameter is difficult to characteristics such as control, also causes the wind-power electricity generation cause of China to be had difficulty in taking a step to a certain extent.In order to change this situation, research and development has the wind-power electricity generation new technology of China's independent intellectual property right, reduces per kilowatt investment and operating cost, is the vital task that realizes China's renewable energy sources strategic decision.
Summary of the invention
The purpose of this utility model provides a kind of wind-driven water pumping energy storage power generation peak regulation technique device, it is changeable that this device not only can be eliminated wind direction, and the harmful effect of bringing for generator set and online index parameter, but also can be by improving the electric motor power comprehensive utilization ratio, improve rate for incorporation into the power network, per kilowatt investment and operating cost are declined to a great extent.
The purpose of this utility model is achieved in that a kind of wind-driven water pumping energy storage power generation peak regulation technique device, and it comprises chimney-like hollow wind-guiding tower, upper storage reservoir, lower storage reservoir, hydroelectric power unit, wind rotor pump, wind turbine, coriolis force rotor, wind-force swirl generator, distinguished and admirable heater and air heat pump.Upper storage reservoir is generally built the physical features higher position in, and as places such as mountain tops, lower storage reservoir is generally built the physical features lower in, and upper storage reservoir storage capacity is by regulating even-numbered days or regulating in week and design, and lower storage reservoir storage capacity is per diem regulated and designed.Chimney-like hollow wind-guiding tower is formed by the reinforced concrete construction, build in the lower storage reservoir and (also can build upper storage reservoir in), and its intake grill is more than the reservoir water surface.In chimney-like hollow wind-guiding tower, be disposed with intake grill, air heat pump condenser, distinguished and admirable heater, coriolis force rotor, first group of wind-force swirl generator, first group of wind turbine, second group of wind-force swirl generator and second group of wind turbine from bottom to up, wind turbine and wind-force swirl generator can be provided with many groups, organize wind turbine more and all are connected with power mainshaft.Top exit place at chimney-like hollow wind-guiding tower is provided with the air heat pump expander, and outlet top is provided with rain cover.The heat of distinguished and admirable heater can be from underground heat, solar energy, incineration firing heat energy etc., its effect is the air that is used for heating in the hollow wind-guiding tower on the one hand, make the air stream of itself and hollow wind-guiding tower inlet produce the temperature difference and blast, promote the coriolis force rotor on the other hand and carry out high speed rotating.The air heat pump condenser is connected with the air heat pump expander by pipeline, and its effect is that the heat energy in the hollow wind-guiding tower is reclaimed and reuses.The coriolis force rotor is made based on the coriolis force principle, its effect is to make the air in the hollow wind-guiding tower form the spiral upward flow, center portion at hollow wind-guiding tower forms certain negative pressure, enters hollow wind-guiding tower to impel more air-flow from the inlet of hollow wind-guiding tower.The effect of wind-force rotor is to make upward flow form the tornado effect, makes the upward flow central area form vacuum column, to reach the more distinguished and admirable purpose that enters hollow wind-guiding tower of guiding.Wind turbine carries out high speed rotating under the distinguished and admirable effect of high speed, drive power mainshaft and carry out high speed rotating.The wind rotor pump is arranged in the lower storage reservoir pump house, links together by shaft joint and power mainshaft, and under the driving of wind turbine, the wind rotor pump constantly rises to upper storage reservoir with the water of lower storage reservoir.The hydraulic generator unit is arranged in the powerhouse of hydropower station of lower storage reservoir, and according to the peak load regulation network needs, the hydraulic generator unit can be transformed into electric energy with the water of upper storage reservoir savings, and when not needing peak load regulation network, carries out the electrical network phase modulation.
The working principle of this model utility is such: because the above air of the reservoir water surface and on every side the air of land exist certain temperature difference, this makes the air of chimney-like hollow wind-guiding tower intake grill that very strong flowability be arranged, distinguished and admirable heater when hollow wind-guiding tower, after entering distinguished and admirable the heating in the tower, the outer temperature difference of Ta Neita strengthens, air expanded by heating in the tower, pressure rises, under the effect of coriolis force rotor, add the pumping action of hollow wind-guiding tower, there is the pressure gas stream high speed rotating to rise, the high speed rotating upward flow, under the effect of wind-force cyclone separator, made and pressed the high speed rotating upward flow, be gradually transformed into the spiral upward flow, according to centrifugal principle, spiral upward flow central area can form the certain negative pressure vacuum column, this negative-pressure vacuum post, can make a large amount of distinguished and admirable of hollow wind-guiding tower inlet, be sucked into hollow wind-guiding tower, the above distinguished and admirable wind-force of the very strong reservoir water surface of original air flow property is enhanced to some extent, during no natural wind, also having the stronger distinguished and admirable spiral that carries out in the hollow wind-guiding tower rises, when certain natural wind, will form more powerful spiral upward flow in the hollow wind-guiding tower, when the high speed winds stream in the hollow wind-guiding tower passes through wind turbine, the wind turbine high speed rotating, drive power mainshaft and carry out high speed rotating, the power mainshaft of high speed rotating drives rotor pump and the water of lower storage reservoir is risen to upper storage reservoir saves, and the hydraulic generator unit requires the water of upper storage reservoir savings can be changed into electric energy according to peak load regulation network.When not needing peaking generation, the hydraulic generator unit can carry out the electrical network generator operation as synchronous condenser.Rising in hollow wind-guiding tower is distinguished and admirable, after wind energy changed into mechanical energy by wind turbine, when preparation is flowed out from the outlet of hollow wind-guiding tower, the air heat pump expander absorbs heat in this air-flow, and by pipeline the heat delivery that absorbs is discharged to air heat pump condenser place, reclaim and reuse with the heat that distinguished and admirable heater is provided.
This model utility has certain novelty, be embodied in the applying date and do not have same invention or utility model in the past, at home and abroad published on the publication, public use is at home and abroad crossed or otherwise for known to the public, does not also have in the patent application document that same invention or utility model announced after Patent Office proposed to apply for and was documented in the applying date by other people.
This model utility also has certain creativeness, be embodied in before the applying date, wind-power electricity generation per kilowatt investment both at home and abroad and operating cost are generally higher, especially in China, owing to lack the autonomous intellectual property technology of China, wind generating technology equipment mainly relies on external import, this makes China's wind-power electricity generation per kilowatt investment and operating cost lack the market competitiveness especially, add some technological deficiencies that power generating equipment exists, can not economical operation etc. such as being lower than the following wind speed of 5m/s, and the wind energy energy exists, and some are changeable such as wind direction, generating online index parameter is difficult to characteristics such as control, causes the wind-power electricity generation cause of China to be had difficulty in taking a step.The wind-driven water pumping energy storage power generation peak regulation technique device that this model utility provides, it is changeable not only can to eliminate wind direction, and the harmful effect of bringing for generator set and online index parameter, but also can be by improving the electric motor power comprehensive utilization ratio, improve rate for incorporation into the power network, per kilowatt investment and operating cost are declined to a great extent.This model utility is compared with the wind-power electricity generation field technology that generally adopts both at home and abroad at present, has outstanding substantive distinguishing features and obvious improvement.
This model utility also has certain practicality, and being embodied in this model utility can make or use, and can produce following actively useful effect:
(1) this model utility is carried out comprehensive development and utilization with wind energy, water energy and heat energy, wind resource is effectively developed, and Waterpower Resources Development value is further promoted, especially in northern China water resources shortage area, use this model utility and can change the serious irrational situation of electrical network water power structure.
(2) this model utility not only can effectively improve the wind-power electricity generation quality, but also the wind-power electricity generation rate for incorporation into the power network significantly can be improved, and then the wind energy development value is further promoted by wind-driven water pumping energy storage power generation peak regulation.
(3) this model utility not only can be eliminated the changeable and harmful effect of bringing for generator set and online index parameters of wind direction, but also can per kilowatt investment and operating cost be declined to a great extent by improving the device comprehensive utilization ratio.
(4) this model utility not only can be carried out small-scale development and use to wind energy, and can develop on a large scale wind energy.
(5) this model utility not only can significantly improve wind-power electricity generation annual utilization hours number, but also can make hydraulic turbine generator when not carrying out peaking generation, carries out the electrical network generator operation as synchronous condenser, with the earning rate of further raising wind-power electricity generation.
Description of drawings
Fig. 1 is this model utility one embodiment's facade view.
Fig. 2 is that coriolis force rotor (7) amplifies facade view among Fig. 1.
Fig. 3 is an A-A sectional view among Fig. 2.
Fig. 4 is that wind-force rotating generator (8) amplifies facade view among Fig. 1.
Fig. 5 is the plan view of Fig. 4.
Among the figure, 1 upper storage reservoir, 2 lower storage reservoirs, 3 chimney-like hollow wind-guiding towers, 4 intake grills, 5 heat pump condensers, 6 distinguished and admirable heater 7 coriolis force rotor 7-1 blade 7-2 wheel hub 7-3 hub 7-4 shaft joint 7-5 hollow shaft 7-6 bearings 8 wind-force swirl generator 8-1 blade 8-2 wheel hub 8-3 bearing 8-4 hollow shaft 8-5 shaft joints 9 wind turbines 10 heat pump expander 11 rain covers 12 power mainshafts 13 speed changers 14 wind rotor pumps 15 rotor pump intake pipes 16 rotor pump outlet pipes 17 hydraulic generator units 18 hydroturbine water intake pipes
Embodiment
In Fig. 1, upper storage reservoir (1) is generally built the physical features higher position in, and as areas such as mountain tops, its storage capacity is by regulating even-numbered days or regulating in week and design, and lower storage reservoir (2) is generally built the physical features lower in, and its storage capacity is per diem regulated and designed.Chimney-like hollow wind-guiding tower (3) is formed by the reinforced concrete construction, and its cross section is circular, up-small and down-big, build in the lower storage reservoir and (also can build in the upper storage reservoir).Intake grill (4) is arranged on more than the reservoir water surface, and the side all has intake grill (4) around the bottom of chimney-like hollow wind-guiding tower (3), and its effect is exactly that the air stream more than the reservoir water surface is introduced chimney-like wind-guiding tower (3).Heat pump condenser (5) adopts the tab style structure, and heat pump expander (10) is connected by pipeline, and mounting arrangements is on intake grill (4) top, and its effect is that the heat that heat pump expander (10) absorbs is discharged at this.Distinguished and admirable heater (6) adopts the tab style structure, is connected by pipeline and underground heat or solar source or waste incineration thermal source, and mounting arrangements is on the top of heat pump condenser (5), and its effect is that air stream is heated.Coriolis force rotor (7) is to be made according to the coriolis force theory, its structure describes in detail in Fig. 2 and Fig. 3, coriolis force rotor (7) mounting arrangements is on the top of distinguished and admirable heater (6), the main shaft of its main shaft and wind-force swirl generator (8) links together by shaft joint, its effect is the coriolis force that entad moves and produce by air stream on the one hand, drives its main shaft high speed rotating and then drives wind-force swirl generator (8) rotation; Be to make air stream form eddy flow on the other hand.Wind-force swirl generator (8) is to be made by glass fibre reinforced plastic material, its structure describes in detail in Fig. 4 and Fig. 5, the main shaft of the main shaft of first wind-force swirl generator (8) and coriolis force rotor (7) links together by coupling, mounting arrangements is on the top of coriolis force rotor (7), second wind-force swirl generator (8) mounting arrangements is on the top of wind turbine (9), and the effect of wind-force swirl generator (8) is exactly to make the distinguished and admirable formation spiral in the hollow wind-guiding tower (3) rise distinguished and admirable.Wind turbine (9) is provided with many, mounting arrangements is at the diverse location of chimney-like hollow wind-guiding tower (3) respectively, its main shaft all and power mainshaft (12) link together by shaft joint, the effect of wind turbine (9) is exactly to convert the flowed energy that high-speed screw rises to mechanical energy, drives power mainshaft (12) high speed rotating.Heat pump expander (10) adopts the tab style structure, mounting arrangements is in chimney-like hollow wind-guiding tower (3) outlet port, be connected by pipeline and heat pump condenser (5), its effect is exactly that the heat energy that is about in the discarded high speed upward flow is reclaimed, and locates to discharge to heat pump condenser (5) by line transportation.Rain cover (11) mounting arrangements is on the top in the outlet port of chimney-like hollow wind-guiding tower (3), and its effect is to prevent that sleet from entering the wind-guiding tower.Power mainshaft (12) is made by carbon steel, and its effect is that the mechanical energy that wind turbine obtains is passed to wind rotor pump (14).Main shaft one end of speed changer (13) links together by shaft joint and power mainshaft (12), the other end links together by shaft joint and wind rotor pump (14) main shaft, and its effect is to change the rotating speed of power mainshaft (12) to be adapted to the job requirement of wind rotor pump (14).Wind rotor pump (14) links together by speed changer (13) and power mainshaft (12), and its effect is to convert mechanical energy to the water energy, and the water in the lower storage reservoir is risen to upper storage reservoir.Rotor pump intake pipe (15) and lower storage reservoir (2) are connected, and rotor pump outlet pipe (16) and upper storage reservoir (1) are connected.Hydraulic generator unit (17) mounting arrangements is in powerhouse of hydropower station, hydroturbine water intake pipe (18) and upper storage reservoir (1) are connected, water turbine tail pipe and lower storage reservoir are connected, the effect of hydraulic generator unit is exactly can convert the water in the upper storage reservoir to electric energy, its management and running require to carry out according to peak load regulation network, can carry out the electrical network generator operation as synchronous condenser when peaking generation not.
In Fig. 2 and Fig. 3, blade (7-1) is arranged between wheel hub (7-2) hub (7-3), and the three forms by the glass fibre reinforced plastic material integral manufacturing.Shaft joint (7-4) is arranged on the upper end of hollow shaft (7-5), is connected and fixed by flat key and hollow shaft (7-5).There is an axis hole at hollow shaft (7-5) center, and wheel hub (7-2) welds together.Bearing (7-6) is installed on the hollow shaft (7-5), and hollow shaft (7-5) is played radial support and dynamic fixing effect.
In Fig. 4 and Fig. 5, blade (8-1) and wheel hub (8-2) are formed by the glass fibre reinforced plastic material integral manufacturing.Bearing (8-3) is installed in the top and bottom of hollow shaft (8-4) respectively, and hollow shaft (8-4) is played supporting and dynamic fixing effect.There is an axis hole at hollow shaft (8-4) center, and wheel hub (8-2) links together.Shaft joint (8-5) is arranged on the lower end of hollow shaft (8-4), links together by flat key and hollow shaft (8-4).
In above-mentioned diagram; though having enumerated the utility model preferred embodiment is illustrated; but it is well-known; should not limit right protection scope of the present utility model on the contrary by this embodiment; that is any engineering science researcher who is familiar with this model utility innovative point is if use the main feature of the utility model; carry out the change of some details, all must belong to scope of patent protection of the present utility model.