CN102392790A - Wind power generation system - Google Patents

Wind power generation system Download PDF

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Publication number
CN102392790A
CN102392790A CN201110298524XA CN201110298524A CN102392790A CN 102392790 A CN102392790 A CN 102392790A CN 201110298524X A CN201110298524X A CN 201110298524XA CN 201110298524 A CN201110298524 A CN 201110298524A CN 102392790 A CN102392790 A CN 102392790A
Authority
CN
China
Prior art keywords
gear
wind
oil hydraulic
transmission shaft
blade
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201110298524XA
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Chinese (zh)
Inventor
施建勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU JUYUAN WIND POWER TECHNOLOGY CO LTD
Original Assignee
JIANGSU JUYUAN WIND POWER TECHNOLOGY CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JIANGSU JUYUAN WIND POWER TECHNOLOGY CO LTD filed Critical JIANGSU JUYUAN WIND POWER TECHNOLOGY CO LTD
Priority to CN201110298524XA priority Critical patent/CN102392790A/en
Priority to PCT/CN2011/001723 priority patent/WO2013044421A1/en
Publication of CN102392790A publication Critical patent/CN102392790A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D3/00Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06Rotors
    • F03D3/062Rotors characterised by their construction elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D15/00Transmission of mechanical power
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D15/00Transmission of mechanical power
    • F03D15/10Transmission of mechanical power using gearing not limited to rotary motion, e.g. with oscillating or reciprocating members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)

Abstract

The invention discloses a wind power generation system which comprises a holding tower, a blade rotation mechanism, a measuring device and a control box, wherein the measuring device is mounted at the top of the holding tower; a transmission shaft is mounted in the holding tower; the bottom of the transmission shaft is mounted on a bearing base; a bracket is mounted at the top of the holding tower; the four sides of the bracket are connected with the blade rotation mechanism through cantilevers respectively; the cantilevers are fixed at the top of the holding tower through a fixing sling; a hydraulic pump is mounted in the bracket and connected with a hydraulic motor through a hydraulic channel; the hydraulic motor drives the blade rotation mechanism to rotate; the bottom of the bracket is fixedly connected with a rotor; the rotor is meshed with a gear; the gear is sleeved on a shaft; the shaft drives the transmission shaft to rotate through a gear box; and a power output gear is mounted at the lower part of the transmission shaft and connected with a target power consumption unit. The wind power generation system disclosed by the invention is favorable for the natural air flow to act on blades to the greatest degree, thereby reducing the windward resistance and improving the utilization rate of wind energy.

Description

A kind of wind-power generating system
Technical field
The present invention relates to a kind of wind-power generating system, relate in particular to and a kind ofly can regulate sail blade attitude, thereby reduce frontal resistance, improve the wind-power generating system of Wind Power Utilization efficient according to wind direction.
Background technique
The energy is the important foundation data of survival and development of mankind.In the last hundred years, along with improving constantly and production-scale expansion of human lives's demand, also more and more ardenter to demands for energy.Get into 21st century, energy crisis is restricting socio-economic activity day by day, and the fossil energy that tradition is used is deficient day by day, and price is constantly soaring, becomes the key factor that causes World Economics upheaval and influence peace.And, a large amount of uses of fossil energy, CO 2, SO 2Isothermal chamber gas discharges in a large number, causes climate warming, and ecological transition jeopardize environment for human survival.
In order to solve serious day by day energy crisis, alleviate the environmental pollution of using fossil energy to bring owing to a large amount of, for a long time, countries in the world are dropped into huge fund one after another and are sought the exploitation renewable energy sources.The clean energy resource of listing the primary study exploitation at present in has water ability, wind energy, solar energy, tidal energy, biomass energy etc.
The development and use of wind energy have very long history.In recent years, wind-power electricity generation receives the great attention of countries in the world government, energy circle and environmental protection circle as reproducible clean energy resource.The wind resource reserves are big on the earth, cleanliness without any pollution, and short construction period, investment is taken up an area of and is lacked flexibly, has favorable economic benefit and social benefit.
The universal way of wind-power electricity generation is to adopt overhead type three blade wind-wheels at present.Wheel shaft drives generator through speed change gear, and the unit generated output is commonly below the 2MW.Maximum in the world offshore wind generating is 5MW, and this wind-driven generator needs higher startup wind speed, and generating dutation is between 2000~2500 hours throughout the year; Complex equipments, investment is big, wind field is required high; And generated energy is unstable, and generating foresight is poor, peak load regulation network is impacted big.
Summary of the invention
The present invention is that the technological scheme that solves the problems of the technologies described above employing is:
A kind of wind-power generating system comprises and clasps pylon, blade rotation mechanism, measuring device and control box that said measuring device is installed on clasps tower top; Said clasping is equipped with transmission shaft in the pylon, said transmission shaft bottom is installed on the support plinth, and the said tower top of clasping is equipped with carriage through supporting base; Be connected with blade rotation mechanism respectively through each cantilever around the said carriage, said cantilever is fixed in through fixing hoist cable clasps tower top, in the said carriage oil hydraulic pump is installed; Said oil hydraulic pump is connected with oil hydraulic motor through hydraulic channel; Said oil hydraulic motor drives blade rotation mechanism and rotates, and said carriage bottom is fixedly connected said rotor and gear engagement with rotor; Said geared sleeve is connected on the axle; Said axle drives transmission shaft through gear-box and rotates, and the bottom of said transmission shaft is equipped with power output gear, said power output gear linking objective wasted work unit.
Said blade rotation mechanism comprises motor box, rachis and is fixed in the blade at rachis two ends; Be located at oil hydraulic motor, output shaft and gear train in the said motor box; Said oil hydraulic motor is connected with gear train through output shaft; Said gear train is socketed on the rachis, and said rachis two ends are passed the bearing that is fixed on the motor box and are connected with blade.
Said power output gear comprises master gear and speed change gear, and said master gear is set in the transmission shaft bottom, said master gear and speed change gear engagement.
Said blade adopts steel, glass fibre reinforced plastics, canvas or plank to process, and said blade is the 6-8 group.
Said carriage is shaped as hollow truncated cone-shaped structure.
Said target wasted work unit is generator, air compressor or hydraulic press.
Said measuring device is connected with control box, and said measuring device is anemoscope, flow direction vane or wheel speed appearance, and said oil hydraulic motor, oil hydraulic pump and target wasted work unit are controlled by control box.
According to the wind comes from direction and wind-force size automatically adjusting vane towards, when the blade movement direction the wind comes from dorsad, the blade windward side towards the wind comes from and with the wind comes from vertical; When the blade movement direction is met when the wind comes from, the blade feathering with the wind comes from parallel.This structure helps making the nature air-flow can act on blade to greatest extent, reduces frontal resistance, improves Wind Power Utilization efficient.
Advantage of the present invention is:
1, improves Wind Power Utilization efficient, clean energy resource is provided.The present invention can reduce the fan blade frontal resistance, improves Wind Power Utilization efficient, realizes fairly large generating, for people's productive life provides a large amount of cleaning electric energy, alleviates energy crisis serious day by day on the present earth;
2, realize low wind speed generating.The present invention can the reduction system starting point wind speed of generating, effectively realize low wind speed generating, widened application area, prolonged annual effective generating dutation.
3, clean environment firendly.Variable wind sail type wind-power generating system of the present invention is the environmental friendliness energy completely, can not bring any pollution to environment;
4, less investment.According to the wind energy power unit less investment that the present invention builds, every kilowatt of installation investment is far below existing thermoelectricity, nuclear power, water power, solar electrical energy generation and wind-powered electricity generation etc.
Description of drawings
Fig. 1 is an overall structure schematic representation of the present invention.
Fig. 2 is a blade rotation structural scheme of mechanism of the present invention.
Wherein: 1, measuring device, 2, control box, 3, transmission shaft, 4, clasp pylon, 5, master gear, 6, speed change gear, 7, target wasted work unit; 8, support plinth, 9, carriage, 10, cantilever, 11, fixing hoist cable, 12, oil hydraulic pump, 13, hydraulic channel; 14, oil hydraulic motor, 15, rotor, 16, gear, 17, axle, 18, gear-box, 19, motor box; 20, rachis, 21, blade, 22, output shaft, 23, gear train, 24, bearing, 25, supporting base.
Embodiment
Following examples are used to explain the present invention, are not used for limiting protection scope of the present invention.
As illustrated in fig. 1 and 2, a kind of wind-power generating system of the present invention comprises and clasps pylon 4, blade rotation mechanism, measuring device 1 and control box 2; Measuring device 1 is installed on clasps pylon 4 tops, clasps transmission shaft 3 is installed in the pylon 4, and transmission shaft 3 bottoms are installed on the support plinth 8; Clasp pylon 4 tops and through supporting base 25 carriage 9 of hollow truncated cone-shaped structure is installed, be connected with blade rotation mechanism respectively through each cantilever 10 around the carriage 9, cantilever 10 is fixed in through fixing hoist cable 11 clasps pylon 4 tops; Oil hydraulic pump 12 is installed in the carriage 9, and oil hydraulic pump 12 is connected with oil hydraulic motor 14 through hydraulic channel 13, and oil hydraulic motor 14 drives blade rotation mechanism and rotates; Carriage 9 bottoms are fixedly connected with rotor 15, rotor 15 and gear 16 engagements, and gear 16 is socketed on the axle 17; Axle 17 drives transmission shaft 3 through gear-box 18 and rotates, and the bottom of transmission shaft 3 is equipped with power output gear, and power output gear comprises master gear 5 and speed change gear 6; Master gear 5 is set in transmission shaft 3 bottoms, master gear 5 and speed change gear 6 engagements, power output gear linking objective wasted work unit 7; Target wasted work unit 7 is generator, air compressor or hydraulic press; Blade rotation mechanism comprises motor box 19, rachis 20 and is fixed in the blade 21 at rachis 20 two ends, is located at oil hydraulic motor 14, output shaft 22 and gear train 23 in the motor box 19, and oil hydraulic motor 14 is connected with gear train 23 through output shaft 22; Gear train 23 is socketed on the rachis 20; Rachis 20 two ends are passed the bearing 24 that is fixed on the motor box 19 and are connected with blade 21, and blade 21 adopts steel, glass fibre reinforced plastics, canvas or plank to process, and blade 21 is the 6-8 group.
Measuring device 1 is connected with control box 2, and measuring device 1 is anemoscope, flow direction vane or wheel speed appearance, and oil hydraulic motor 14, oil hydraulic pump 12 and target wasted work unit 7 are by control box 2 controls.
Working principle: oil hydraulic pump 12 provides power for oil hydraulic motor 14, makes oil hydraulic motor 14 drive output shaft 22 rotations and gear train 23 engagements, and the blade 21 on the rachis 20 rotates thereupon; Target wasted work unit 7 drives speed change gear 6 rotations simultaneously, and speed change gear 6 and master gear 5 engagements, master gear 5 rotate and drive transmission shaft 3 rotations; Transmission shaft 3 drives axle 17 through gear-box 18 and rotates; Gear 16 is along with axle 17 rotates, and rotor 15 be circular internal gear and mesh with gear 16 that the rotation of rotor 15 makes conical carriage 9 rotate thereupon; Conical carriage 9 rotates and drives its cantilever 10 rotations, so cantilever 10 all can each autorotation with blade 21.
According to the wind comes from direction and wind-force size automatically adjusting vane 21 towards, when blade 21 moving direction the wind comes from dorsad, blade 21 windward sides towards the wind comes from and with the wind comes from vertical; When blade 21 moving direction are met when the wind comes from, the blade feathering with the wind comes from parallel.This structure helps making the nature air-flow can act on blade 21 to greatest extent, reduces frontal resistance, improves Wind Power Utilization efficient.
Can be according to the attitude of blow direction adjusting blades 21, thus frontal resistance reduced, improving Wind Power Utilization efficient, advantage such as it is balanced to have a generating, and equipment is simple, and construction cost is low, and is safe and reliable is applicable to the grid type generating and from the power supply of net type.

Claims (7)

1. a wind-power generating system comprises and clasps pylon, blade rotation mechanism, measuring device and control box, and said measuring device is installed on clasps tower top; Said clasping is equipped with transmission shaft in the pylon, said transmission shaft bottom is installed on the support plinth, and it is characterized in that: the said tower top of clasping is equipped with carriage through supporting base; Be connected with blade rotation mechanism respectively through each cantilever around the said carriage, said cantilever is fixed in through fixing hoist cable clasps tower top, in the said carriage oil hydraulic pump is installed; Said oil hydraulic pump is connected with oil hydraulic motor through hydraulic channel; Said oil hydraulic motor drives blade rotation mechanism and rotates, and said carriage bottom is fixedly connected said rotor and gear engagement with rotor; Said geared sleeve is connected on the axle; Said axle drives transmission shaft through gear-box and rotates, and the bottom of said transmission shaft is equipped with power output gear, said power output gear linking objective wasted work unit.
2. a kind of wind-power generating system according to claim 1; It is characterized in that: said blade rotation mechanism comprises motor box, rachis and is fixed in the blade at rachis two ends; Be located at oil hydraulic motor, output shaft and gear train in the said motor box; Said oil hydraulic motor is connected with gear train through output shaft, and said gear train is socketed on the rachis, and said rachis two ends are passed the bearing that is fixed on the motor box and are connected with blade.
3. a kind of wind-power generating system according to claim 1 is characterized in that: said power output gear comprises master gear and speed change gear, and said master gear is set in the transmission shaft bottom, said master gear and speed change gear engagement.
4. a kind of wind-power generating system according to claim 2 is characterized in that: said blade adopts steel, glass fibre reinforced plastics, canvas or plank to process, and said blade is the 6-8 group.
5. a kind of wind-power generating system according to claim 1 is characterized in that: said carriage is shaped as hollow truncated cone-shaped structure.
6. a kind of wind-power generating system according to claim 1 is characterized in that: said target wasted work unit is generator, air compressor or hydraulic press.
7. a kind of wind-power generating system according to claim 1; It is characterized in that: said measuring device is connected with control box; Said measuring device is anemoscope, flow direction vane or wheel speed appearance, and said oil hydraulic motor, oil hydraulic pump and target wasted work unit are controlled by control box.
CN201110298524XA 2011-09-28 2011-09-28 Wind power generation system Pending CN102392790A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201110298524XA CN102392790A (en) 2011-09-28 2011-09-28 Wind power generation system
PCT/CN2011/001723 WO2013044421A1 (en) 2011-09-28 2011-10-14 Wind power generation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110298524XA CN102392790A (en) 2011-09-28 2011-09-28 Wind power generation system

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CN102392790A true CN102392790A (en) 2012-03-28

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WO (1) WO2013044421A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252862A (en) * 2018-01-22 2018-07-06 王维平 Collect mental and physical efforts mechanical energy Environmental-protection power generating device
CN108318707A (en) * 2018-01-30 2018-07-24 重创联合(广州)科技有限公司 A kind of wind-resources monitoring device
CN110425096A (en) * 2019-09-03 2019-11-08 杨培 A kind of tower fan wind power generating set
CN111207042A (en) * 2020-03-16 2020-05-29 台州路桥布鲁新能源有限公司 Wind energy collecting device

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JPS6345509B2 (en) * 1978-08-17 1988-09-09 Yunaitetsudo Tekunorojiizu Corp
KR20030073414A (en) * 2002-03-11 2003-09-19 허현강 An electric generating device using a windmill
CN101126378A (en) * 2007-10-11 2008-02-20 赵贤 Automatic high-effect all-weather wind energy generator group
CN101268275A (en) * 2005-07-27 2008-09-17 弗兰克·麦克林蒂克 Methods and apparatus for advanced wind turbine design
CN202300847U (en) * 2011-09-28 2012-07-04 江苏聚源风电科技有限公司 Wind power generating system

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Publication number Priority date Publication date Assignee Title
JPS6345509B2 (en) * 1978-08-17 1988-09-09 Yunaitetsudo Tekunorojiizu Corp
KR20030073414A (en) * 2002-03-11 2003-09-19 허현강 An electric generating device using a windmill
CN101268275A (en) * 2005-07-27 2008-09-17 弗兰克·麦克林蒂克 Methods and apparatus for advanced wind turbine design
CN101126378A (en) * 2007-10-11 2008-02-20 赵贤 Automatic high-effect all-weather wind energy generator group
CN202300847U (en) * 2011-09-28 2012-07-04 江苏聚源风电科技有限公司 Wind power generating system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252862A (en) * 2018-01-22 2018-07-06 王维平 Collect mental and physical efforts mechanical energy Environmental-protection power generating device
CN108318707A (en) * 2018-01-30 2018-07-24 重创联合(广州)科技有限公司 A kind of wind-resources monitoring device
CN110425096A (en) * 2019-09-03 2019-11-08 杨培 A kind of tower fan wind power generating set
CN111207042A (en) * 2020-03-16 2020-05-29 台州路桥布鲁新能源有限公司 Wind energy collecting device

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Application publication date: 20120328