CN102817798A - Wind power and electric power complementary power balanced output system - Google Patents

Wind power and electric power complementary power balanced output system Download PDF

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Publication number
CN102817798A
CN102817798A CN2012102807904A CN201210280790A CN102817798A CN 102817798 A CN102817798 A CN 102817798A CN 2012102807904 A CN2012102807904 A CN 2012102807904A CN 201210280790 A CN201210280790 A CN 201210280790A CN 102817798 A CN102817798 A CN 102817798A
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China
Prior art keywords
shaft
wind
output
power
gear
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Pending
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CN2012102807904A
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Chinese (zh)
Inventor
吴速
王一冰
李新军
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吴速
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Priority to CN2012102807904A priority Critical patent/CN102817798A/en
Publication of CN102817798A publication Critical patent/CN102817798A/en
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    • 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

Abstract

The invention discloses a wind power and electric power complementary power balanced output system which comprises a wind power driving device, a power synthesizing device, an electric power driving device and a control device. The power synthesizing device comprises a first power shaft, a first bevel gear, a second power shaft, a second bevel gear, a first driven bevel gear, a second driven bevel gear, a driven shaft and a power output mechanism; the first bevel gear, the first driven bevel gear, the second bevel gear and the second driven bevel gear are meshed with one another in sequence to form a gear set; the first driven bevel gear and the second driven bevel gear are connected with the driven shaft through bearings; and the driven shaft is fixedly connected with the power output mechanism. According to the wind power and electric power complementary power balanced output system, no matter how fast the rotating speeds of a power output shaft and an electric output shaft are, effective resultant moment output can be obtained in the power output mechanism, and the variation of the wind power shaft can be compensated by the follow-up of the electric shaft, so as to guarantee constant output torque or speed.

Description

A kind of dynamic balnce output system of wind-electricity complementary
Technical field
The present invention relates to a kind of machine power driving mechanism of wind-electricity complementary, relate in particular to a kind of dynamic balnce output system of wind-electricity complementary.
Background technique
Wind energy is a kind of cleaning, safety, reproducible green energy resource, utilizes the wind energy environmentally safe, and ecology is not had destruction, and environmental benefit and ecological benefit are good, and are significant for human social.The utilization of wind energy mainly is to be used as power and two kinds of forms of wind-power electricity generation with wind energy; The kinetic energy that wind-power electricity generation is promptly kept watch is transformed into mechanical energy, is converted into electric energy to mechanical energy again, in the energy transforms, has very big conversion loss.Be used as power with wind energy, utilize wind directly to drive various mechanical devices exactly, carry out desalination of sea water etc. like drive water pump water lift, drive high-pressure water pump, the advantage of this wind motor is: little investment, high, the economy and durability of work efficiency.But because wind-force has randomness and uncertainty, therefore limited its application area, especially needed than stablize the occasion of power output all the more so at some.Like the patent No. is that the patent documentation of ZL201120033186.2 discloses the device that a kind of wind-electricity complementary drives the desalination of sea water high-pressure service pump; Promptly be to be that mechanical energy drive high-pressure water pump carries out desalination of sea water directly with wind power transformation; Because the randomness of wind-force; In order to guarantee the continous-stable work of seawater desalination system, adopted electric drive secondary pressure pump to carry out the mode that wind energy is replenished.If can the power and the wind-force of motor effectively be synthesized output than stable mechanical energy, and drive seawater desalination system with this stable mechanical energy, the seawater desalination system structure is greatly simplified, efficiency of energy utilization is higher.The wind motor system with stable power output that forms thus utilize prospect more wide and will make wind-force.
Summary of the invention
The technical problem that the present invention will solve provides a kind of dynamic balnce output system of wind-electricity complementary; The power of wind force driving device and electric driver is effectively synthetic; Make the energy of two different rotating speeds ptos can act on a power take-off mechanism simultaneously, and it is linear synthetic that its moment of torsion is obtained on pto.
The technological scheme that the present invention solves the problems of the technologies described above is following: a kind of dynamic balnce output system of wind-electricity complementary; It is characterized in that; Comprise wind force driving device, electric driver, power synthesizer and control gear; Said wind force driving device comprises wind-energy changing system and wind-force output shaft, and said electric driver comprises motor transmission system and electric power output shaft;
Said power synthesizer comprises first umbrella gear, second umbrella gear, first driven bevel pinion, second driven bevel pinion, first line shaft, second line shaft, driven shaft and power take-off mechanism; Said first umbrella gear, first driven bevel pinion, second umbrella gear and second driven bevel pinion are meshing with each other successively and form the gear train that the rectangular frame of whole section is arranged;
The tail end of said first line shaft is fixedly connected with said first umbrella gear, and the tail end of said second line shaft is fixedly connected with said second umbrella gear, and said first line shaft, first umbrella gear, second line shaft and second umbrella gear are coaxially set; Said first driven bevel pinion is connected with said driven shaft through bearing with said second driven bevel pinion, and said driven shaft is positioned at same plane perpendicular to said first line shaft and second line shaft and three's axis; The outer end of said driven shaft is fixedly connected with said power take-off mechanism;
Said power take-off mechanism is the rotary component on said first line shaft in edge or second line shaft symmetry and the outer end that is supported on said driven shaft;
Said wind-force output shaft and said coaxial connection of first line shaft, said electric power output shaft and said coaxial connection of second line shaft.
The invention has the beneficial effects as follows: no matter how adopt the present invention's wind-force and two kinds of power output shaft speeds of electric power; Can obtain effective resultant moment output at power take-off mechanism; Promptly when wind-force output shaft random running, can export by the determined pattern of the present invention is synthetic with the power of electric power output shaft.And can compensate the wind-force transformation of axis with the servo-actuated of electric power axle, thereby guarantee that output is constant.
On the basis of technique scheme, the present invention can also do following improvement.
Further, be respectively equipped with rotating supporting device on said first line shaft and second line shaft.
Adopt the beneficial effect of above-mentioned further scheme to be, through this support device this synthesizer is fixed on the equipment body, to guarantee the normal operation of gear train, this support device can adopt thrust-bearing or other like.
Further, said power take-off mechanism also comprises the driven rotary component that links with said rotary component.
Adopt the beneficial effect of above-mentioned further scheme to be, utilize driven rotary component to output power and be connected to suitable space, and can play chronotropic action.
Further, said rotary component and driven rotary component are gear or ring gear.
Adopt the beneficial effect of above-mentioned further scheme to be, adopt gear or ring gear transmission, make this apparatus structure compact, simple and practical.
Further, also be provided with first band-type brake device on the wind-force output shaft of said wind force driving device, also be provided with second band-type brake device on the electric power output shaft of said electric driver.
Adopt the beneficial effect of above-mentioned further scheme to be, when one of them power plant quits work, utilize this band-type brake device to guarantee that this line shaft remains static, so as not to from umbrella gear with moving.
Further, be connected through second magnetic clutch between the electric power output shaft of said electric driver and said second line shaft.
Adopt the beneficial effect of above-mentioned further scheme to be, be convenient to control the clutch of electric drive and power take-off mechanism.
Further; Said wind-energy changing system comprises wind energy conversion system, transmission shaft, second gear tumbler, accelerating gearbox; The output shaft of said wind energy conversion system is fixedly connected with the upper end of said transmission shaft; The lower end of said transmission shaft is fixedly connected with the input shaft of second gear tumbler, and the output shaft of said second gear tumbler is connected with the input shaft of accelerating gearbox through the 3rd coupling, and the output shaft of accelerating gearbox is that the wind-force output shaft is connected with said first line shaft through first magnetic clutch.
Further; The impeller spindle that said wind energy conversion system comprises the cabin, be installed on the anterior impeller in cabin, be used to support impeller spindle holds, is installed on first coupling, first gear tumbler on the impeller spindle; The input end of said first gear tumbler is connected with the wind energy conversion system main shaft through first coupling; Output terminal is connected with transmission shaft through second coupling, and thrust-bearing is equipped with in the second coupling bottom, and the bottom in cabin is provided with regulates the yaw device that impeller facings the wind.
Adopt the beneficial effect of above-mentioned further scheme to be: to utilize wind energy conversion system and gear tumbler etc. that the wind-force impeller machinery in high-altitude can be transferred to the ground power system, be convenient to connect machinery.
Further, said control gear comprises PLC controller, frequency variator, is located at first velocity transducer on the said wind-force output shaft and is located at the second speed sensor of said power take-off mechanism; Said PLC controller is according to the parameter of velocity of first velocity transducer detection and the transducing signal of second speed sensor, through said Frequency Converter Control motor transmission system work; Promptly control the switching of said electric driver and wind force driving device through said first or second magnetic clutch; Or replenish the velocity variations of wind force driving device through the rotating speed of control electric driver, permanent torque of said power take-off mechanism or constant speed are exported.
Adopt the beneficial effect of above-mentioned further scheme to be: to utilize control gear to realize the automation of dynamic balnce output.
Description of drawings
Fig. 1 is the dynamic balnce output system schematic representation of a kind of wind-electricity complementary of the present invention;
Fig. 2 is a kind of mode of execution structural representation of power synthesizer of the present invention;
Fig. 3 is that the A-A of Fig. 2 is to sectional view;
Fig. 4 is the another kind of mode of execution structural representation of power synthesizer of the present invention;
Fig. 5 is a wind force driving device structural scheme of mechanism of the present invention;
Fig. 6 is a control gear schematic representation of the present invention.
In Fig. 6, the represented list of designations of each label is following at Fig. 1:
100, wind force driving device: 101, wind-force output shaft; 102, impeller spindle holds; 103, first gear tumbler; 104, cabin; 105, engine room foundation; 106, impeller; 107, first coupling; 108, wind energy conversion system output shaft; 109, second coupling; 110, axial thrust bearing; 111, transmission shaft; 112, pylon; 113, tetrad axial organ; 114, second gear tumbler; 115, the 3rd coupling; 116, accelerating gearbox; 117, first magnetic clutch; 118, first band-type brake device;
200, power synthesizer: 201, first line shaft; 202, rotating supporting device; 203, first umbrella gear; 204, second driven bevel pinion; 205, bearing; 206, driven shaft; 207, link; 208, output shaft; 209, driven rotary component; 210, first driven bevel pinion; 211, second umbrella gear; 212, rotary component; 213, spring bearing; 214, second line shaft; 215, gear ring;
300, electric driver; 301, electric power output shaft; 302, second band-type brake device; 303, second magnetic clutch;
400, control gear: 401, PLC controller; 402, first velocity transducer; 403, second speed sensor; 404, frequency variator; 405, motor transmission system.
Embodiment
Below in conjunction with accompanying drawing principle of the present invention and characteristic are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
Arrive shown in Figure 3 like Fig. 1; A kind of dynamic balnce output system of wind-electricity complementary; It is characterized in that; Comprise wind force driving device 100, electric driver 300, power synthesizer 200 and control gear 400, said wind force driving device 100 comprises wind-energy changing system and wind-force output shaft 101, and said electric driver 300 comprises motor transmission system 405 and electric power output shaft 301;
Said power synthesizer 200 comprises first umbrella gear 203, second umbrella gear 211, first driven bevel pinion 210, second driven bevel pinion 204, first line shaft 201, second line shaft 214, driven shaft 206 and power take-off mechanism; Said first umbrella gear 203, first driven bevel pinion 210, second umbrella gear 211 and second driven bevel pinion 204 are meshing with each other successively and form the gear train that the rectangular frame of whole section is arranged; Said rectangle frame is meant from plan view to be seen; The external frame that is made up of the big end of umbrella gear of said gear train is a rectangle, and the interior profile that is made up of the umbrella gear small end still is rectangle.
The tail end of said first line shaft 201 is fixedly connected with said first umbrella gear 203; The tail end of said second line shaft 214 is fixedly connected with said second umbrella gear 211, and said first line shaft 201, first umbrella gear 203, second line shaft 214 and second umbrella gear 211 are coaxially set; Said first driven bevel pinion 210 is connected with said driven shaft 206 through bearing 205 with said second driven bevel pinion 204, and said driven shaft 206 is positioned at same plane perpendicular to said first line shaft 201 and second line shaft 214 and three's axis; The outer end of said driven shaft 206 is fixedly connected with said power take-off mechanism;
Said power take-off mechanism is along said first line shaft 201 or second line shaft, 214 symmetries and is supported on the rotary component 212 on said driven shaft 206 outer ends;
Said wind-force output shaft 101 and said 201 coaxial connections of first line shaft, said electric power output shaft 301 and said 214 coaxial connections of second line shaft.
Be respectively equipped with rotating supporting device 202 on said first line shaft 201 and second line shaft 214.
Said power take-off mechanism also comprises the driven rotary component 209 that links with said rotary component 212.
Said rotary component 212 is gear or ring gear with driven rotary component 209.
Also be provided with first band-type brake device 118 on the wind-force output shaft 101 of said wind force driving device 100, also be provided with second band-type brake device 302 on the electric power output shaft 301 of said electric driver 300.
Be connected through second magnetic clutch 303 between the electric power output shaft 301 of said electric driver 300 and said second line shaft 214.
As shown in Figure 5; Said wind-energy changing system comprises wind energy conversion system, transmission shaft 111, second gear tumbler 114, accelerating gearbox 116; The output shaft 108 of said wind energy conversion system is fixedly connected with the upper end of said transmission shaft 111; The lower end of said transmission shaft 111 is fixedly connected with the input shaft of second gear tumbler 114 through tetrad axial organ 113; The output shaft of said second gear tumbler 114 is connected with the input shaft of accelerating gearbox 116 through the 3rd coupling 115, and the output shaft of said accelerating gearbox 116 is that wind-force output shaft 101 is connected with said first line shaft 201 through first magnetic clutch 117.
The impeller spindle that said wind energy conversion system comprises cabin 104, be installed on the anterior impeller 106 in cabin, be used to support impeller spindle holds 102, be installed on first coupling 107, first gear tumbler 103 on the impeller spindle; The input end of said first gear tumbler 103 is connected with the wind energy conversion system main shaft through first coupling 107; Output terminal is connected with transmission shaft 111 through second coupling 109; Axial thrust bearing 110 is equipped with in second coupling, 109 bottoms, and the bottom in cabin 104 is provided with regulates the yaw device that impeller facings the wind.
As shown in Figure 6, said control gear 400 comprises PLC controller 401, frequency variator 404, be located at first velocity transducer 402 on the said wind-force output shaft 101 and be located at the second speed sensor 403 of said power take-off mechanism; Said PLC controller 401 is according to the parameter of velocity of first velocity transducer, 402 detections and the transducing signal of second speed sensor 403, through 405 work of said frequency variator 404 control motor transmission systems; And the switching through said first magnetic clutch 117 or said electric driver 300 of second magnetic clutch 303 control and wind force driving device 100; Or replenish the velocity variations of wind force driving device 100 through the rotating speed of control electric driver 300, permanent torque of said dynamic balnce output system or constant speed are exported.When one of them does not need work when wind-force or electric driver, can corresponding line shaft be shut down through first band-type brake device 118 or second band-type brake device 302.
As shown in Figure 4, be power synthesizer 200 another kind of mode of execution structural representations of the present invention; The difference of itself and Fig. 2 and structure shown in Figure 3 is that said rotary component 212 is located at a side of said gear train through link 207.When rotary component 212 is located at gear train one side, can also rotary component 212 be supported on the corresponding line shaft through spring bearing 213.
Power synthesizer working principle of the present invention is following:
If the rotating speed of first line shaft is V1, the rotating speed of second line shaft is V2, and the rotary component rotating speed of power take-off mechanism is V3, and line shaft then of the present invention and output shaft speed satisfy following reduction formula:
V3=K.(V1+V2)/2
Wherein K is a velocity ratio.
1, V3=K.V when V1=V2=V is two line shaft rotating speed equidirectionals unanimities.At this moment, two driven bevel pinion both sides receive the torsional moment of equidirectional, and himself can be around the driven shaft rotation, and driven shaft can rotate around first line shaft by the driven rotary parts, and speed is just in time identical with line shaft, but that output torque has obtained is synthetic.
2, work as V1=-V, V1=V is when promptly two line shaft rotating speed sizes are identical, in the opposite direction, V3=0.Two power moments promptly are described because in the opposite direction, size is identical just in time to be offset.This moment, the both sides of driven bevel pinion received rightabout active force, produced torque, make it do rotation around driven shaft, and driven shaft can not receive the rotating force effect, so rotary component were motionless.
3, work as V1=2V, V1=V i.e. two line shaft rotating speeds is different, when direction is identical; V3=1.5K driven bevel pinion both sides this moment can receive different direction, different big or small moment loadings, and it should be around the driven shaft rotation; Also will be around the revolution of first line shaft, promptly synthetic back obtains the moment that superposes at rotary component.
Based on above-mentioned speed reduction formula, when the first line shaft rotating speed change at random, and during the second line shaft invariablenes turning speed, the rotary component rotating speed also can change thereupon.
Be equal to the first above-mentioned line shaft and second line shaft respectively by wind force driving device and electric driver and drive operation, then visible wind-force and electric power have obtained balanced synthetic output in the present invention.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1. the dynamic balnce output system of a wind-electricity complementary; It is characterized in that; Comprise wind force driving device, electric driver, power synthesizer and control gear; Said wind force driving device comprises wind-energy changing system and wind-force output shaft, and said electric driver comprises motor transmission system and electric power output shaft;
Said power synthesizer comprises first umbrella gear, second umbrella gear, first driven bevel pinion, second driven bevel pinion, first line shaft, second line shaft, driven shaft and power take-off mechanism; Said first umbrella gear, first driven bevel pinion, second umbrella gear and second driven bevel pinion are meshing with each other successively and form the gear train that the rectangular frame of whole section is arranged;
The tail end of said first line shaft is fixedly connected with said first umbrella gear, and the tail end of said second line shaft is fixedly connected with said second umbrella gear, and said first line shaft, first umbrella gear, second line shaft and second umbrella gear are coaxially set; Said first driven bevel pinion is connected with said driven shaft through bearing with said second driven bevel pinion, and said driven shaft is positioned at same plane perpendicular to said first line shaft and second line shaft and three's axis;
Said power take-off mechanism is the rotary component on said first line shaft in edge or second line shaft symmetry and the outer end that is supported on said driven shaft;
Said wind-force output shaft and said coaxial connection of first line shaft, said electric power output shaft and said coaxial connection of second line shaft.
2. the dynamic balnce output system of wind-electricity complementary according to claim 1 is characterized in that, is respectively equipped with rotating supporting device on said first line shaft and second line shaft.
3. the dynamic balnce output system of wind-electricity complementary according to claim 1 and 2 is characterized in that, said power take-off mechanism also comprises the driven rotary component that links with said rotary component.
4. the dynamic balnce output system of wind-electricity complementary according to claim 3 is characterized in that, said rotary component and driven rotary component are gear or belt wheel.
5. according to the dynamic balnce output system of claim 1 or 2 or 4 described wind-electricity complementaries; It is characterized in that; Also be provided with first band-type brake device on the wind-force output shaft of said wind force driving device, also be provided with second band-type brake device on the electric power output shaft of said electric driver.
6. according to the dynamic balnce output system of claim 1 or 2 or 4 described wind-electricity complementaries, it is characterized in that, be connected through second magnetic clutch between the electric power output shaft of said electric driver and said second line shaft.
7. according to the dynamic balnce output system of claim 1 or 2 or 4 described wind-electricity complementaries; It is characterized in that; Said wind-energy changing system comprises wind energy conversion system, transmission shaft, second gear tumbler, accelerating gearbox; The output shaft of said wind energy conversion system is fixedly connected with the upper end of said transmission shaft; The lower end of said transmission shaft is fixedly connected with the input shaft of second gear tumbler, and the output shaft of said second gear tumbler is connected with the input shaft of accelerating gearbox through the 3rd coupling, and the output shaft of accelerating gearbox is that the wind-force output shaft is connected with said first line shaft through first magnetic clutch.
8. the dynamic balnce output system of wind-electricity complementary according to claim 7; It is characterized in that: the impeller spindle that said wind energy conversion system comprises the cabin, be installed on the anterior impeller in cabin, be used to support impeller spindle holds, is installed on first coupling, first gear tumbler on the impeller spindle; The input end of said first gear tumbler is connected with the wind energy conversion system main shaft through first coupling; Output terminal is connected with transmission shaft through second coupling; Thrust-bearing is equipped with in the second coupling bottom, and the bottom in cabin is provided with regulates the yaw device that impeller facings the wind.
9. the dynamic balnce output system of wind-electricity complementary according to claim 8; It is characterized in that said control gear comprises PLC controller, frequency variator, be located at first velocity transducer on the said wind-force output shaft and be located at the second speed sensor of said power take-off mechanism; Said PLC controller is according to the parameter of velocity of first velocity transducer detection and the transducing signal of second speed sensor, through the said motor transmission system work of said Frequency Converter Control; Promptly control the switching of said electric driver and wind force driving device through said first or second magnetic clutch; Or replenish the velocity variations of wind force driving device through the rotating speed of control electric driver, permanent torque of said power take-off mechanism or constant speed are exported.
CN2012102807904A 2012-08-08 2012-08-08 Wind power and electric power complementary power balanced output system Pending CN102817798A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107476942A (en) * 2017-07-31 2017-12-15 南京求精机械厂 A kind of wind power gear case apparatus
CN112746928A (en) * 2019-10-30 2021-05-04 中国石油化工股份有限公司 Inter-shaft connecting mechanism and connection control method thereof
CN113844783A (en) * 2021-12-02 2021-12-28 渤瑞环保股份有限公司 Device for avoiding salt block condensation in high-salinity wastewater transportation and using method thereof

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US1351470A (en) * 1919-03-17 1920-08-31 Davis Robert William Right-angle power transmission
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CN2564402Y (en) * 2002-09-03 2003-08-06 中国第一汽车集团公司 Power assembly for hybrid power automobile
CN2640812Y (en) * 2003-09-05 2004-09-15 华南理工大学 Dynamo-engine hybrid power driving gear for automobile
CN1699787A (en) * 2005-05-20 2005-11-23 王庭义 Transmission mechanism suitable for multi power source driving
CN202690337U (en) * 2012-08-08 2013-01-23 吴速 Wind electricity complementary power balance output system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1351470A (en) * 1919-03-17 1920-08-31 Davis Robert William Right-angle power transmission
CN2521415Y (en) * 2001-11-23 2002-11-20 申禄华 Wind energy power machine
CN2564402Y (en) * 2002-09-03 2003-08-06 中国第一汽车集团公司 Power assembly for hybrid power automobile
CN2640812Y (en) * 2003-09-05 2004-09-15 华南理工大学 Dynamo-engine hybrid power driving gear for automobile
CN1699787A (en) * 2005-05-20 2005-11-23 王庭义 Transmission mechanism suitable for multi power source driving
CN202690337U (en) * 2012-08-08 2013-01-23 吴速 Wind electricity complementary power balance output system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107476942A (en) * 2017-07-31 2017-12-15 南京求精机械厂 A kind of wind power gear case apparatus
CN112746928A (en) * 2019-10-30 2021-05-04 中国石油化工股份有限公司 Inter-shaft connecting mechanism and connection control method thereof
CN113844783A (en) * 2021-12-02 2021-12-28 渤瑞环保股份有限公司 Device for avoiding salt block condensation in high-salinity wastewater transportation and using method thereof

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