CN102384055A - Low-rotating-speed plunger pump device and wind power generation device applying same - Google Patents
Low-rotating-speed plunger pump device and wind power generation device applying same Download PDFInfo
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- CN102384055A CN102384055A CN2011103116805A CN201110311680A CN102384055A CN 102384055 A CN102384055 A CN 102384055A CN 2011103116805 A CN2011103116805 A CN 2011103116805A CN 201110311680 A CN201110311680 A CN 201110311680A CN 102384055 A CN102384055 A CN 102384055A
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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
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- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention relate to a low-rotating-speed plunger pump device and a wind power generation device applying the same. The low-rotating-speed plunger pump device is characterized by comprising a driving spindle penetrating through a shell of a pump body; one or more than one plunger pump group capable of being increased, decreased, spliced and combined are arranged along an axial direction of the driving spindle; each plunger pump group comprises a cam fixed on the driving spindle, two or more than two plunger pumps arranged along a radial direction of the driving spindle, and a shell for fixing the plunger pumps; and one end of the driving spindle is directly fixed with a wind turbine. According to the invention, the manufacturing cost is low, the installation and the maintenance are convenient, a mechanical part can not be subjected to accidental impact failure easily, and the wind energy conversion efficiency is high.
Description
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Technical field:
The present invention relates to a kind of power generating equipment, particularly a kind of slow-speed of revolution plunger pump device and use the wind generating unit of this device.
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Background technique:
The PCT/NO2008/000381 patent has been set forth in wind-driven generator; Combination with oil hydraulic pump and oil hydraulic motor replaces traditional gear increaser; Realize the transmission of energy, the oil hydraulic pump of this wind-driven generator is not because its power input shaft has the abundant strong point and mechanical strength; Can not carry the thrust of the gravity and the wind of wind turbine blade; Therefore can not also need an extra main shaft support turbo machine with the power input shaft of oil hydraulic pump directly as the stationary axle of wind turbine blade, cost of production be higher; The pump housing of oil hydraulic pump is not to adopt modular design, can't increase and decrease the total output of oil hydraulic pump according to the actual wind energy input requirement of different wind fields, reaches optimum tip speed ratio with this rotating speed that adapts to turbine blade.And the mechanical part of wind power generating set received the accidental shock damage easily in the past, had shortened its working life greatly.In addition, existing common plunger pump requires input shaft to run up, and could satisfy power requirements, thereby can't directly use common plunger pump in wind power generation field.
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Summary of the invention:
One of them purpose of the present invention is to provide a kind of slow-speed of revolution plunger pump device; This slow-speed of revolution plunger pump device is not only simple in structure, reasonable in design; And help simplifying wind power generation device structure; Reduce manufacture cost, and can satisfy the different wind energy power input requirement of adaptation under the rotating shaft low-speed running.
Slow-speed of revolution plunger pump device of the present invention; It is characterized in that: comprise a driving rotating shaft that runs through pump housing shell, along drive rotating shaft axially on, be provided with a group or more and can increase, subtract the plunger pump group that splices and combines; Said plunger pump group comprises that is fixed on a cam that drives in the rotating shaft; And two or more plunger pumps of upwards arranging along the footpath that drives rotating shaft, and the shell of non-movable piston pump, the directly fixing typhoon power turbo machine of an end of said driving rotating shaft.
Above-mentioned plunger pump comprises plunger pump cylinder body and is arranged on reciprocal plunger in the plunger pump cylinder body and that form slipper seal with it; Be provided with pressure spring in the seal chamber that said reciprocal plunger and plunger pump cylinder body are formed; Described pressure spring always drives the driving rotating shaft core reset movement of reciprocal plunger towards pump, and the cylinder body of described plunger pump is fixed on the shell of pump, and perpendicular to the live axle gyration center of pump; Be provided with a crescent shape sliding bearing between said reciprocal plunger and the cam; The surface of contact shape of the intrados of said crescent shape sliding bearing and cam matches, and the outer arced surface that the head correspondence of said reciprocal plunger is provided with a cambered surface and crescent shape sliding bearing matches, and said reciprocal plunger is through the sliding support of crescent shape sliding bearing; And receive cam drive, in plunger pump cylinder body, do toward complex line and move.
Above-mentioned plunger pump cylinder body external end head is provided with low pressure intake pipe and high-pressure outlet; Between described low pressure intake pipe and the plunger pump cylinder body; Be provided with the water inlet one-way valve of a unidirectional unlatching in the cylinder body; The low pressure intake pipe of the plunger pump of each connects through multistage threeway on the described plunger pump group that a group or more splices and combines; Finally gather and be connected to the low pressure water inlet manifold, between described high-pressure outlet and the plunger pump cylinder body, be provided with a water one-way valve that goes out towards the unidirectional unlatching of high-pressure outlet; The high-pressure outlet of each plunger pump on the described plunger pump group that a group or more splices and combines connects through multistage threeway, finally gathers to be connected to a high pressure outfall sewer.
The one-way valve that above-mentioned low pressure intake pipe and high-pressure outlet are provided with all independently is installed in both sides, cylinder top.
The advantage of slow-speed of revolution plunger pump device of the present invention:
1, this device plunger pump group adopts modular design, conveniently is combined into the assembly of different total quantitys, with this total output that increases and decreases pump easily and flexibly, adapts to different wind energy power input requirements.
The direct driving cam work of the driving rotating shaft of the plunger pump that 2, is fixedly connected with wind turbine among the present invention helps simplifying the rotating shaft design, also helps improving the fatigue life of rotating shaft, reduces the requirement on machining accuracy and the manufacturing cost of part significantly.
3, this installs reciprocal plunger head and adopts the crescent shape sliding bearing, and the outer arced surface of crescent moon sliding bearing and piston crown intrados are fitted, and the cam circle side face in intrados and the rotating shaft is fitted; Form two sliding friction pairs; Be fit to bear big contact stress, transmit high-power, simple and reliable.
4, the one-way valve on this device low pressure intake pipe and the high-pressure outlet all independently is installed in both sides, cylinder top, under the situation that does not need piston assembly to disintegrate, can change out of order valve easily.
5, the driving rotating shaft of plunger pump can be designed to hollow axle, like this, can conveniently transmit various control gear through hollow shaft, realizes to the adjustment of the angle of attack of wind turbine blade or to the driving of blade tip pneumatically operated brake with this.
Another object of the present invention is to provide a kind of wind generating unit, and this wind power generation device structure is simple, low cost of manufacture, does not allow to be subject to the fatigue damage of strong wind accidental shock, helps prolonging its working life; It can satisfy the different wind energy power input requirement of adaptation under the rotating shaft low-speed running simultaneously.
The present invention uses the wind generating unit of slow-speed of revolution plunger pump device; Comprise the drum type or the rank posture body of the tower that stand on ground; It is characterized in that: the top of said body of the tower is provided with one can be around the mountion plate of body of the tower gyration center driftage rotation, and the upper surface of said mountion plate leans against the slow-speed of revolution plunger pump device that the running of two platform independent is installed privately, and every slow-speed of revolution plunger pump device comprises a driving rotating shaft that runs through pump housing shell; Along drive rotating shaft axially on; Be provided with a group or more and can increase and decrease the plunger pump group that splices and combines, said plunger pump group comprises one by the cam that drives the rotating shaft driving, and two or more plunger pumps of upwards arranging along the footpath of live axle; And the shell of non-movable piston pump, the directly fixing typhoon power turbo machine of an end of the driving rotating shaft of said plunger pump.
Above-mentioned plunger pump comprises plunger pump cylinder body and is arranged on reciprocal plunger in the plunger pump cylinder body and that form slipper seal with it; Be provided with pressure spring in the seal chamber that said reciprocal plunger and plunger pump cylinder body are formed; Described pressure spring always drives the driving rotating shaft core reset movement of reciprocal plunger towards pump, and the cylinder body of described plunger pump is fixed on the shell of pump, and perpendicular to the live axle gyration center of pump; Be provided with a crescent shape sliding bearing between said reciprocal plunger and the cam; The surface of contact shape of the intrados of said crescent shape sliding bearing and cam matches, and the outer arced surface that the head correspondence of said reciprocal plunger is provided with a cambered surface and crescent shape sliding bearing matches, and said reciprocal plunger is through the sliding support of crescent shape sliding bearing; And receive cam drive, in plunger pump cylinder body, do toward complex line and move
Above-mentioned plunger pump cylinder body external end head is provided with low pressure intake pipe and high-pressure outlet; Between described low pressure intake pipe and the plunger pump cylinder body; Being provided with one can be towards the water inlet one-way valve of unidirectional unlatching in the cylinder body; The low pressure intake pipe of the plunger pump of each connects through multistage threeway on the described plunger pump group that a group or more splices and combines; Finally gather to the low pressure water inlet manifold, between described high-pressure outlet and the plunger pump cylinder body, being provided with one can be towards the water one-way valve that goes out of the unidirectional unlatching of high-pressure outlet; The high-pressure outlet of each plunger pump on the described plunger pump group that a group or more splices and combines connects through multistage threeway, finally gathers to a high pressure outfall sewer.
Above-mentioned mountion plate is controlled driftage rotation platform.
The two-supremes of above-mentioned two slow-speed of revolution plunger pump devices extrude the supply mains be pooled to one be positioned at the body of the tower body collecting pipe; Said collecting pipe is nested with being positioned at the high-pressure water pipeline of body of the tower body down, also is provided with seal ring between the underpart of said collecting pipe and the upper end portion of high-pressure water pipeline.
The sense of rotation of above-mentioned slow-speed of revolution wind turbine is opposite.
The advantage of wind generating unit of the present invention:
1, this device is because two slow-speed of revolution wind turbine switched in opposite of installing, and the attack angle of blade on two wind turbines is opposite, then; The upwind wind turbine is concerning following wind direction turbo machine; Be equivalent to play the effect of stator, that is: after wind flows out from the upwind turbo machine, produced the reverse acting spiral motion; Its speed descend to some extent (wind-force basic theories---vortex theory); But this screw action has improved the wind energy conversion efficiency of time wind direction turbo machine, we can say that also the cooperation of two typhoon power turbo machines can be near the limit of wind energy conversion efficiency under the constant situation of wind sweeping area.This is with respect to rely on the traditional single turbine wind-driven generator (actual wind energy conversion efficiency can only reach about 30%) that strengthens wind sweeping area simply in order to absorb identical wind energy power, the present invention can reduce the deployment cost (like ground, body of the tower, yaw system, platform, cabin etc.) of some basic components and supporting facility significantly.
2, well-known, the wind speed size of nature changes at any time, traditional wind-driven generator; In the transmission and conversion chains link of its whole energy, each functional unit all need dispose by the parameter of peak demand could satisfy its safety in utilization requirement, but in most low wind speed the time; Can only exert oneself by little load; Have the installation wasting of resources greatly, i.e. a year generating utilizes hour number (converting the full load electric motor power) low especially, can only reach about 40% of general hydropower generator group.Apparatus of the present invention are in wind energy turbine set; Can the high pressure water of a plurality of wind turbine outputs be concentrated and generate electricity; The hydraulic generator unit need not to dispose by the arithmetic sum of the nominal output power of the wind turbine of incorporating into the total installation of generating capacity of water wheels unit, only needs to get final product in the outfit of certain economic ratio.When the wind speed of wind field surpasses predefined value; System arranges a certain proportion of wind turbine driftage out of service automatically; System also can simultaneously, can be provided with some pressure security protective gears according to preset full electric motor power generating in the high wind speed district on the high pressure pipe line like this; Guarantee that system continues, works safely and steadly, can improve the generating of system's year again significantly and utilize hour number.
3, traditional wind-driven generator, its Transmitted chains is short, the rigidity foot, when wind speed suddenlys change, can cause unexpected impact injury to mechanical parts, part occurs and does sth. in advance fatigue damage, reduces the whole service life of system greatly.The present invention adopts the waterpower transmission, and transmission chain length, and a little less than the rigidity in the face of this sudden change wind, is only propagated with the form of ripple in hydraulic transmission system, and wink is moving to become soft, and the shock effect of mechanical parts is reduced greatly, improves the working life of system.
Description of drawings:
Fig. 1 is the generalized section of plunger pump group of the present invention;
Fig. 2 is the schematic perspective view of plunger pump group of the present invention;
Fig. 3 is the schematic perspective view of slow-speed of revolution plunger pump device of the present invention;
Fig. 4 is the generalized section of two slow-speed of revolution plunger pumps of the present invention device assembling;
Fig. 5 is the organigram of wind generating unit of the present invention.
Embodiment:
Slow-speed of revolution plunger pump device A of the present invention; Comprise a driving rotating shaft 2 that runs through pump housing shell, along drive rotating shaft 2 axially on, be provided with a group or more and can increase, subtract the plunger pump group 1 that splices and combines; Plunger pump group 1 comprises that is fixed on a cam 3 that drives in the rotating shaft 2; And two or more plunger pumps 4 of upwards arranging along the footpath that drives rotating shaft, and the shell 401 of non-movable piston pump 4, the directly fixing typhoon power turbo machine 14 of an end of said driving rotating shaft 2.
Above-mentioned plunger pump 4 comprises plunger pump cylinder body 5 and is arranged on reciprocal plunger 6 in the plunger pump cylinder body and that form slipper seal with it; Be provided with pressure spring 7 in the seal chamber that back and forth plunger 6 and plunger pump cylinder body 5 are formed; Pressure spring 7 always drives the driving rotating shaft 2 axle center reset movement of reciprocal plunger 6 towards pump, and the cylinder body 5 of plunger pump is fixed on the shell 401 of pump, and perpendicular to the live axle gyration center of pump; Back and forth be provided with a crescent shape sliding bearing 8 between plunger 6 and the cam 3; The intrados 801 of crescent shape sliding bearing 8 matches with the surface of contact shape of cam 3, and the outer arced surface that the head correspondence of reciprocal plunger is provided with a cambered surface 9 and crescent shape sliding bearing matches, and back and forth plunger is through the sliding support of crescent shape sliding bearing; And receive cam drive, in plunger pump cylinder body, do toward complex line and move.
Above-mentioned plunger pumping cylinder 5 external end heads are provided with low pressure intake pipe 10 and high-pressure outlet 11; Between low pressure intake pipe 10 and the plunger pump cylinder body 5; Be provided with the water inlet one-way valve 20 of a unidirectional unlatching in the cylinder body; The low pressure intake pipe 10 of the plunger pump of each connects through multistage threeway on the described plunger pump group that a group or more splices and combines; Finally gather and be connected to low pressure water inlet manifold 12, between high-pressure outlet 11 and the plunger pump cylinder body 5, be provided with one and go out water one-way valve 21 towards the unidirectional unlatching of high-pressure outlet; The high-pressure outlet 11 of each plunger pump on the described plunger pump group that a group or more splices and combines connects through multistage threeway, finally gathers to be connected to a high pressure outfall sewer 13.
Above-mentioned low pressure intake pipe 10 all independently is installed in both sides, cylinder top with the one-way valve that high-pressure outlet 11 is provided with.
The present invention uses the wind generating unit of slow-speed of revolution plunger pump device; Comprise the drum type or the rank posture body of the tower 15 that stand on ground; The top of body of the tower is provided with one can be around the mountion plate 16 of body of the tower gyration center driftage rotation, and the upper surface of mountion plate 16 leans against the slow-speed of revolution plunger pump device A that the running of two platform independent is installed privately, and every slow-speed of revolution plunger pump device A comprises a driving rotating shaft 2 that runs through pump housing shell; Along drive rotating shaft axially on; Be provided with a group or more and can increase and decrease the plunger pump group 1 that splices and combines, the plunger pump group comprises one by the cam 3 that drives the rotating shaft driving, and two or more plunger pumps 4 of upwards arranging along the footpath of live axle; And the shell 401 of non-movable piston pump, the directly fixing typhoon power turbo machine 14 of an end of the driving rotating shaft of plunger pump 4.
Above-mentioned plunger pump 4 comprises plunger pump cylinder body 5 and is arranged on reciprocal plunger 6 in the plunger pump cylinder body and that form slipper seal with it; Be provided with pressure spring 7 in the seal chamber that back and forth plunger 6 and plunger pump cylinder body 5 are formed; Pressure spring 7 always drives the driving rotating shaft 2 axle center reset movement of reciprocal plunger 6 towards pump, and the cylinder body 5 of plunger pump is fixed on the shell 401 of pump, and perpendicular to the live axle gyration center of pump; Back and forth be provided with a crescent shape sliding bearing 8 between plunger 6 and the cam 3; The intrados 801 of crescent shape sliding bearing 8 matches with the surface of contact shape of cam 3, and the outer arced surface that the head correspondence of reciprocal plunger is provided with a cambered surface 9 and crescent shape sliding bearing matches, and back and forth plunger is through the sliding support of crescent shape sliding bearing; And receive cam drive, in plunger pump cylinder body, do toward complex line and move.
Above-mentioned plunger pumping cylinder 5 external end heads are provided with low pressure intake pipe 10 and high-pressure outlet 11; Between low pressure intake pipe 10 and the plunger pump cylinder body 5; Be provided with the water inlet one-way valve 20 of a unidirectional unlatching in the cylinder body; The low pressure intake pipe 10 of the plunger pump of each connects through multistage threeway on the described plunger pump group that a group or more splices and combines; Finally gather and be connected to low pressure water inlet manifold 12, between high-pressure outlet 11 and the plunger pump cylinder body 5, be provided with one and go out water one-way valve 21 towards the unidirectional unlatching of high-pressure outlet; The high-pressure outlet 11 of each plunger pump on the described plunger pump group that a group or more splices and combines connects through multistage threeway, finally gathers to be connected to a high pressure outfall sewer 13.
Above-mentioned mountion plate is controlled driftage rotation platform.
The two-supremes of above-mentioned two slow-speed of revolution plunger pump device A extrude supply mains 13 be pooled to one be positioned at body of the tower 1501 bodies collecting pipe 17; Said collecting pipe 17 is nested with being positioned at the high-pressure water pipeline 18 of body of the tower 1502 bodies down, also is provided with seal ring 19 between the upper end portion of the underpart of collecting pipe 17 and high-pressure water pipeline 18.
The sense of rotation of above-mentioned slow-speed of revolution wind turbine is opposite.
Wind generating unit of the present invention stands on ground, and the drum type or the rank posture body of the tower of certain altitude arranged, and being provided with one on the top of tower can be around the mountion plate of body of the tower gyration center driftage rotation; On this mountion plate, seeing on the direction of wind flow, front and back lean against the slow-speed of revolution plunger pump device that the running of two platform independent is installed privately; Be upwind slow-speed of revolution plunger pump and following wind direction slow-speed of revolution plunger pump; In each slow-speed of revolution plunger pump, stretch out the tail end of the outer driving rotating shaft of mountion plate, a slow-speed of revolution wind turbine respectively is installed; See that from the flow direction of wind two slow-speed of revolution wind turbine sense of rotation are just opposite.
In each slow-speed of revolution plunger pump device; Along the plunger that axially upwards is evenly equipped with some with the footpath that drives rotating shaft, these plungers are restrained in cylinder body separately respectively, can only do linear reciprocating motion; Be fixed on the one-way valve on the cylinder body; Controlling water can only be inhaled in the cylinder from low voltage side, is discharged to the high-pressure outlet from the high pressure side, and the to-and-fro motion of plunger is to rely on the eccentric wheel that is installed in the driving rotating shaft to drive.High-pressure outlet confluxing on all cylinder bodies on two slow-speed of revolution plunger pumps through certain level; Finally conflux in a high-pressure water pipeline at the mountion plate center; This high-pressure water pipeline is being provided with rotatable unsteady coupling gear near in a certain section of cat head, and this function that connects of floating is to guarantee liquid seal in the pipeline, radially can not move; Axially can rotate, and the gyration center that connects that should float overlaps with the gyration center of mountion plate.Realized when mountion plate is gone off course, also continuously high-pressure water flow being transported to ground through this high-pressure water pipeline from cat head.So far, accomplished the process that high density water can be carried has been caught and converted to low-density wind energy.
In wind energy turbine set; Can be adjacent to be furnished with the identical or close wind generating unit of the present invention of some; High-pressure water pipeline from the tower of each wind generating unit is transported to the high-pressure water flow on ground, after confluxing, is transported in the power station through high pressure water delivery house steward; In whole water delivery pipeline system, do not install pressure control and flow speed control element, at high pressure water delivery house steward's end, what be set with some decides the spout nozzle.The current that from nozzle, eject drive the water turbine rotation, and water turbine drives generator again and produces electric energy.In the power station; Concrete year wind speed probability distribution situation according to each wind energy turbine set; Set an economic wind speed (this speed is lower than the nominal output wind speed of wind turbine) selectively; Then, come arithmetic to add up by the corresponding output power (less than rated power) of this economic wind speed the every typhoon power generation device that inserts in the power station, select water turbine, generator, control system and other supporting supporting facility of economic total installation of generating capacity.When the wind speed of wind field exceeds the economic wind speed of setting, arrange indivedual wind turbines optionally to withdraw from, guarantee that system can also generate electricity as usual when high wind speed.The low-pressure water of coming out from water turbine tail water mouth is recycled system; Finally deliver to through low-pressure delivery pipe in the low speed plunger pump of cat head; Because the outlet of water turbine can be that atmosphere is opened wide or airtight; For open type, also need inhale the journey auxiliary water pump with the bigcatkin willow journey of normal pressure to certain altitude, with the water intake of the plunger pump of guaranteeing cat head to inhaling the requirement of journey.Then do not need this suction journey auxiliary water pump for sealed mode.
The advantage that the present invention has:
1, because two slow-speed of revolution wind turbine switched in opposite of installing, the attack angle of blade on two wind turbines is opposite, then; The upwind wind turbine is concerning following wind direction turbo machine; Be equivalent to play the effect of stator, that is: after wind flows out from the upwind turbo machine, produced the reverse acting spiral motion; Its speed descend to some extent (wind-force basic theories---vortex theory); But this screw action has improved the wind energy conversion efficiency of time wind direction turbo machine, we can say that also the cooperation of two typhoon power turbo machines can be near the limit of wind energy conversion efficiency under the constant situation of wind sweeping area.This is with respect to rely on the traditional single turbine wind-driven generator (actual wind energy conversion efficiency can only reach about 30%) that strengthens wind sweeping area simply in order to absorb identical wind energy power, the present invention can reduce the deployment cost (like ground, body of the tower, yaw system, platform, cabin etc.) of some basic components and supporting facility significantly.
2, because of adopting quantitative plunger pump and the water turbine of deciding nozzle; And in whole water delivery pipeline system; Do not install pressure control and flow speed control element, guarantee that be constant from the water sucking mouth of low pressure intake pipe to coefficient of partial resistance sum and on-way resistance coefficient sum in the whole hydraulic transmission system the high pressure nozzle water outlet of water turbine, thereby obtain; The water outlet effluxvelocity of water turbine nozzle is constant with the ratio of the rotating speed of the driving rotating shaft of plunger pump, and is also constant with the ratio of wind speed; The ratio that acts on the hydraulic pressure in blast and the pipeline on the blade is constant; The wind energy of sweeping in the wind face through wind turbine blade is constant with the ratio of the water ability of water turbine nozzle ejaculation; Just density of medium is different between two groups of corresponding physical characteristics.How soon the wind speed that is to say wind field has, and how soon wind turbine just and then changes, and is to need not to intervene adaptive, and this also means the tip speed ratio of the blade of wind turbine, and corresponding different wind is constant; Be the conversion efficiency of the blade of wind turbine to wind energy, corresponding different wind can reach peak.From the whole system that the water of the nozzle that is input to water turbine of the wind energy of wind turbine can be exported, its total efficiency is constant, and promptly the mechanical efficiency of blade wind energy capturing efficiency, low speed plunger pump, waterpower transmission efficiency three are constant.Total efficiency does not change with wind speed.This and traditional constant wind-driven generator of rotor speed, it can only guarantee the wind energy conversion efficiency under certain wind speed, and tip speed ratio is optimum, reaches the highest wind energy capturing efficiency, and the present invention has incomparable advantage.In addition; The existing described same employing oil hydraulic pump of some patent is come converting wind energy; And in the wind-power generating system through hydraudynamic drive; Through adopting variable displacement pump to control output flow, perhaps in the pipeline that fluid power is carried, various hydraulic function elements are set and control the pressure of transmitting fluid and the requirement that flow velocity satisfies best tip speed ratio, the present invention has simple and complete adaptive advantage.
3, well-known, the wind speed size of nature changes at any time, traditional wind-driven generator; In the transmission and conversion chains link of its whole energy, each functional unit all need dispose by the parameter of peak demand could satisfy its safety in utilization requirement, but in most low wind speed the time; Can only exert oneself by little load; Have the installation wasting of resources greatly, i.e. a year generating utilizes hour number (converting the full load electric motor power) low especially, can only reach about 40% of general hydropower generator group.In the wind energy turbine set of the present invention; The high pressure water of a plurality of wind turbines output concentrated generate electricity; The hydraulic generator unit need not to dispose by the arithmetic sum of the nominal output power of the wind turbine of incorporating into the total installation of generating capacity of water wheels unit, only needs to get final product in the outfit of certain economic ratio.When the wind speed of wind field surpasses predefined value; System arranges a certain proportion of wind turbine driftage out of service automatically; System also can simultaneously, can be provided with some pressure security protective gears according to preset full electric motor power generating in the high wind speed district on the high pressure pipe line like this; Guarantee that system continues, works safely and steadly, can improve the generating of system's year again significantly and utilize hour number.
4, traditional wind-driven generator, its Transmitted chains is short, and the rigidity foot, when wind speed suddenlys change, can cause unexpected impact injury to mechanical parts, part occurs and does sth. in advance fatigue damage, reduces the whole service life of system greatly.The present invention adopts the waterpower transmission, and transmission chain length, and a little less than the rigidity in the face of this sudden change wind, is only propagated with the form of ripple in hydraulic transmission system, and wink is moving to become soft, and the shock effect of mechanical parts is reduced greatly, improves the working life of system.
5, for the electromechanical equipment in the water power plant, only need to select traditional suitable water turbine, just can be implemented in wide head (being the water outlet effluxvelocity of the nozzle) excursion, obtain high energy conversion efficiency.Traditional water turbine, generator, control system, auxiliary system, reliable performance, standardization level is high, and operating experience is abundant, and maintenance is easy, and comprehensive advantages such as long service life are obvious.
Claims (10)
1. slow-speed of revolution plunger pump device; It is characterized in that: comprise a driving rotating shaft that runs through pump housing shell, along drive rotating shaft axially on, be provided with a group or more and can increase, subtract the plunger pump group that splices and combines; Said plunger pump group comprises that is fixed on a cam that drives in the rotating shaft; And two or more plunger pumps of upwards arranging along the footpath that drives rotating shaft, and the shell of non-movable piston pump, the directly fixing typhoon power turbo machine of an end of said driving rotating shaft.
2. slow-speed of revolution plunger pump device according to claim 1; It is characterized in that: said plunger pump comprises plunger pump cylinder body and is arranged on reciprocal plunger in the plunger pump cylinder body and that form slipper seal with it; Be provided with pressure spring in the seal chamber that said reciprocal plunger and plunger pump cylinder body are formed; Described pressure spring always drives the driving rotating shaft core reset movement of reciprocal plunger towards pump, and the cylinder body of described plunger pump is fixed on the shell of pump, and perpendicular to the live axle gyration center of pump; Be provided with a crescent shape sliding bearing between said reciprocal plunger and the cam; The surface of contact shape of the intrados of said crescent shape sliding bearing and cam matches, and the outer arced surface that the head correspondence of said reciprocal plunger is provided with a cambered surface and crescent shape sliding bearing matches, and said reciprocal plunger is through the sliding support of crescent shape sliding bearing; And receive cam drive, in plunger pump cylinder body, do toward complex line and move.
3. slow-speed of revolution plunger pump device according to claim 1 and 2; It is characterized in that: said plunger pump cylinder body external end head is provided with low pressure intake pipe and high-pressure outlet; Between described low pressure intake pipe and the plunger pump cylinder body; Be provided with the water inlet one-way valve of a unidirectional unlatching in the cylinder body, the low pressure intake pipe of the plunger pump of each connects through multistage threeway on the described plunger pump group that a group or more splices and combines, and finally gathers to be connected to the low pressure water inlet manifold; Between described high-pressure outlet and the plunger pump cylinder body; Be provided with a water one-way valve that goes out towards the unidirectional unlatching of high-pressure outlet, the high-pressure outlet of each plunger pump on the described plunger pump group that a group or more splices and combines connects through multistage threeway, finally gathers to be connected to a high pressure outfall sewer.
4. slow-speed of revolution plunger pump device according to claim 3 is characterized in that: the one-way valve that said low pressure intake pipe and high-pressure outlet are provided with all independently is installed in both sides, cylinder top.
5. wind generating unit that uses the said slow-speed of revolution plunger pump of claim 1 device; Comprise the drum type or the rank posture body of the tower that stand on ground; It is characterized in that: the top of said body of the tower is provided with one can be around the mountion plate of body of the tower gyration center driftage rotation; The upper surface of said mountion plate leans against the slow-speed of revolution plunger pump device that the running of two platform independent is installed privately; Every slow-speed of revolution plunger pump device comprises a driving rotating shaft that runs through pump housing shell, along drive rotating shaft axially on, be provided with a group or more and can increase and decrease the plunger pump group that splices and combines; Said plunger pump group comprises one by driving the cam that rotating shaft drives; And two or more plunger pumps of upwards arranging along the footpath of live axle, and the shell of non-movable piston pump, the directly fixing typhoon power turbo machine of an end of the driving rotating shaft of said plunger pump.
6. wind generating unit according to claim 5; It is characterized in that: said plunger pump comprises plunger pump cylinder body and is arranged on reciprocal plunger in the plunger pump cylinder body and that form slipper seal with it; Be provided with pressure spring in the seal chamber that said reciprocal plunger and plunger pump cylinder body are formed; Described pressure spring always drives the driving rotating shaft core reset movement of reciprocal plunger towards pump, and the cylinder body of described plunger pump is fixed on the shell of pump, and perpendicular to the live axle gyration center of pump; Be provided with a crescent shape sliding bearing between said reciprocal plunger and the cam; The surface of contact shape of the intrados of said crescent shape sliding bearing and cam matches, and the outer arced surface that the head correspondence of said reciprocal plunger is provided with a cambered surface and crescent shape sliding bearing matches, and said reciprocal plunger is through the sliding support of crescent shape sliding bearing; And receive cam drive, in plunger pump cylinder body, do toward complex line and move.
7. according to claim 5 or 6 described wind generating units; It is characterized in that: said plunger pump cylinder body external end head is provided with low pressure intake pipe and high-pressure outlet; Between described low pressure intake pipe and the plunger pump cylinder body; Being provided with one can be towards the water inlet one-way valve of unidirectional unlatching in the cylinder body, and the low pressure intake pipe of the plunger pump of each connects through multistage threeway on the described plunger pump group that a group or more splices and combines, and finally gathers to the low pressure water inlet manifold; Between described high-pressure outlet and the plunger pump cylinder body; Being provided with one can be towards the water one-way valve that goes out of the unidirectional unlatching of high-pressure outlet, and the high-pressure outlet of each plunger pump on the described plunger pump group that a group or more splices and combines connects through multistage threeway, finally gathers to a high pressure outfall sewer.
8. wind generating unit according to claim 7 is characterized in that: said mountion plate is controlled driftage rotation platform.
9. wind generating unit according to claim 8; It is characterized in that: the two-supremes of said two slow-speed of revolution plunger pump devices extrude the supply mains be pooled to one be positioned at the body of the tower body collecting pipe; Said collecting pipe is nested with being positioned at the high-pressure water pipeline of body of the tower body down, also is provided with seal ring between the underpart of said collecting pipe and the upper end portion of high-pressure water pipeline.
10. wind generating unit according to claim 9 is characterized in that: the sense of rotation of said slow-speed of revolution wind turbine is opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110311680.5A CN102384055B (en) | 2011-10-14 | 2011-10-14 | Low-rotating-speed plunger pump device and wind power generation device applying same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110311680.5A CN102384055B (en) | 2011-10-14 | 2011-10-14 | Low-rotating-speed plunger pump device and wind power generation device applying same |
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| Publication Number | Publication Date |
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| CN102384055A true CN102384055A (en) | 2012-03-21 |
| CN102384055B CN102384055B (en) | 2014-12-24 |
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| CN201110311680.5A Expired - Fee Related CN102384055B (en) | 2011-10-14 | 2011-10-14 | Low-rotating-speed plunger pump device and wind power generation device applying same |
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| CN (1) | CN102384055B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102720647A (en) * | 2012-06-01 | 2012-10-10 | 泸州天府液压件有限公司 | Open-type low-speed high-flow radial plunger pump |
| WO2013053257A1 (en) * | 2011-10-14 | 2013-04-18 | Zhu Yongbo | Wind energy collection device and wind power generation system thereof |
| CN105673797A (en) * | 2016-04-03 | 2016-06-15 | 内蒙古工业大学 | Speed-adjustable hydrodynamic transmission for full-hydraulic wind generating set |
| RU2699447C1 (en) * | 2018-04-03 | 2019-09-05 | Федеральное государственное бюджетное научное учреждение Федеральный научный агроинженерный центр ВИМ (ФГБНУ ФНАЦ ВИМ) | Water lifting wind turbine |
| CN112727691A (en) * | 2020-12-28 | 2021-04-30 | 太原重工股份有限公司 | Supporting device for wind generating set |
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| CN101649814A (en) * | 2008-08-13 | 2010-02-17 | 通用电气公司 | Wind energy system with fluid-working machine with non-symmetric actuation |
| CN101655069A (en) * | 2008-08-08 | 2010-02-24 | 通用电气公司 | Wind turbine system |
| CN202273819U (en) * | 2011-10-14 | 2012-06-13 | 朱永波 | Low rotary speed plunger pump device and wind power generation device using same |
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2011
- 2011-10-14 CN CN201110311680.5A patent/CN102384055B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101655069A (en) * | 2008-08-08 | 2010-02-24 | 通用电气公司 | Wind turbine system |
| CN101649814A (en) * | 2008-08-13 | 2010-02-17 | 通用电气公司 | Wind energy system with fluid-working machine with non-symmetric actuation |
| CN202273819U (en) * | 2011-10-14 | 2012-06-13 | 朱永波 | Low rotary speed plunger pump device and wind power generation device using same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013053257A1 (en) * | 2011-10-14 | 2013-04-18 | Zhu Yongbo | Wind energy collection device and wind power generation system thereof |
| CN102720647A (en) * | 2012-06-01 | 2012-10-10 | 泸州天府液压件有限公司 | Open-type low-speed high-flow radial plunger pump |
| CN105673797A (en) * | 2016-04-03 | 2016-06-15 | 内蒙古工业大学 | Speed-adjustable hydrodynamic transmission for full-hydraulic wind generating set |
| CN105673797B (en) * | 2016-04-03 | 2018-07-13 | 内蒙古工业大学 | A kind of adjustable speed Hydrodynamic transmission for all-hydraulic Wind turbine |
| RU2699447C1 (en) * | 2018-04-03 | 2019-09-05 | Федеральное государственное бюджетное научное учреждение Федеральный научный агроинженерный центр ВИМ (ФГБНУ ФНАЦ ВИМ) | Water lifting wind turbine |
| CN112727691A (en) * | 2020-12-28 | 2021-04-30 | 太原重工股份有限公司 | Supporting device for wind generating set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102384055B (en) | 2014-12-24 |
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