CN205123388U - Electric automobile charging station based on wind energy and photovoltaic power generation - Google Patents

Electric automobile charging station based on wind energy and photovoltaic power generation Download PDF

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Publication number
CN205123388U
CN205123388U CN201520962719.3U CN201520962719U CN205123388U CN 205123388 U CN205123388 U CN 205123388U CN 201520962719 U CN201520962719 U CN 201520962719U CN 205123388 U CN205123388 U CN 205123388U
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CN
China
Prior art keywords
circuit
power generation
wind
photovoltaic generation
branch road
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Expired - Fee Related
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CN201520962719.3U
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Chinese (zh)
Inventor
段英宏
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Tianjin University of Science and Technology
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Tianjin University of Science and Technology
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Priority to CN201520962719.3U priority Critical patent/CN205123388U/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
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • 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
    • Y02E10/76Power conversion electric or electronic aspects

Abstract

The utility model relates to an electric automobile charging station based on wind energy and photovoltaic power generation, including base and the column trunk that is connected with the base, interval default distance is equipped with the zhi gan that a plurality of tilt up set up on the lateral wall of column trunk, and the top of column trunk is equipped with aerogenerator, and each dry top is equipped with solar cell panel, and solar cell panel connection sun orbit tracker wherein installs sunshine aspect sensor on the highest solar cell panel in position, inside parameter detection circuitry, photovoltaic power generation branch road, the wind power generation branch road that is equipped with energy memory, intelligence control system and connects intelligence control system of base, photovoltaic power generation branch road, wind power generation branch road, energy memory electric connection direct current charge with holding and be connected to alternating -current charging through the dc -to -ac converter and hold, and photovoltaic power generation branch road, wind power generation branch road pass through charging circuit and connect energy memory. The utility model discloses not only can be independently exist as power supply unit, and the optional is connected with the electric wire netting and supplies power together.

Description

A kind of electric automobile charging station based on wind energy and photovoltaic generation
Technical field
The utility model belongs to charging station technical field, is specifically related to a kind of electric automobile charging station based on wind energy and photovoltaic generation.
Background technology
Along with the development of society, the progress of technology, electric automobile has been come among the life of people, the development of electric automobile just needs in certain area, configure corresponding charging station, for electric automobile carries out charging with supplementary electric power, also establishes corresponding charging station at present in each districts and cities area, but current charging station generally adopts mains supply, use charging electric vehicle just to have difficulties in the remote districts not entering electrical network, therefore, current charging station still has a pending step to improve.
Utility model content
The purpose of this utility model is solve above-mentioned technical problem and provide a kind of electric automobile charging station based on wind energy and photovoltaic generation.
For achieving the above object, the utility model adopts following technical scheme:
A kind of electric automobile charging station based on wind energy and photovoltaic generation, the column trunk comprising pedestal and be connected with described pedestal, on the sidewall of described column trunk, interval predeterminable range is provided with multiple branch arranged that is inclined upwardly, the top of described column trunk is provided with wind-driven generator, described in each, the top of branch is provided with solar panel, described solar panel connects track of sun tracking system, and one piece of described solar panel that wherein position is the highest is provided with sunlight aspect sensor; Described base interior is provided with energy storage device, between wind-powered electricity generation, photoelectricity, energy storage device and civil power, realization is switched to the intelligent control system of load trickle charge and the electrical parameter detection circuit connecting described intelligent control system for automatic, photovoltaic generation branch road, wind power generation branch road, described photovoltaic generation branch road, wind power generation branch road, energy storage device are electrically connected DC charging end and are connected to AC charging end by inverter, and described photovoltaic generation branch road, wind power generation branch road connect described energy storage device by charging circuit.
The described branch angle that is inclined upwardly is consistent, and described trunk is from described pedestal upwards diametrically diminishing structure successively.
Described sunlight aspect sensor is four, installs the corner location place of described solar panel.
Described solar panel towards identical with inclination angle.
Described track of sun tracking system includes the embedded system as control centre, the level orientation motor that described solar panel horizontally rotates can be made, the pitching azimuth-drive motor of described solar panel pitching can be made, described level orientation motor is arranged on the top of described branch, described level orientation motor is by horizontally rotating connecting axle connection bracket, described support is fixed described pitching azimuth-drive motor, described pitching azimuth-drive motor connects described solar panel by pitching motion connecting axle, described embedded system connects described sunlight aspect sensor, motor operating state testing circuit, and connect described level orientation motor by corresponding motor driver, pitching azimuth-drive motor.
Described wind-driven generator is H type vertical shaft fan, connects magnetic speed-limiting device and is furnished with lift-type vane.
Described energy storage device comprises ultracapacitor and storage battery, and described ultracapacitor is connected described intelligent control system with storage battery by charge-discharge control circuit.
Described electrical parameter detection circuit includes wind power generation electrical parameter detection circuit, load end testing circuit, solar energy electrical parameter detection circuit and energy storage device electric quantity detecting circuit.
Described photovoltaic generation branch road comprises photovoltaic generation drive circuit, connect the photovoltaic generation DC of described photovoltaic generation drive circuit DC circuit and connect described photovoltaic generation DC the photovoltaic generation voltage stabilizing circuit of DC circuit;
Described wind power generation branch road comprises wind power generation drive circuit, connect the wind power generation DC of described wind power generation drive circuit DC circuit and connect described wind power generation DC the wind power generation voltage stabilizing circuit of DC circuit;
Described photovoltaic generation DC DC circuit, wind power generation DC DC circuit connect described intelligent control system.
Described DC charging end connects electric network source by rectification circuit, and described AC charging end connects electric network source.
The utility model by wind-force and solar power generation to load supplying, not only can independently independently exist as electric supply installation, and power together with can selecting to be connected with electrical network, solve and do not enter the charging problems that electrical network remote districts use electric motor car, and this charging station is not without air pollution, noiselessness, produce discarded object, by improving energy resource structure, promote the numerous areas such as improvement of the ecological environment, driving electric development of automobile industry and play positive effect, there are wide market prospects.
Accompanying drawing explanation
The structural representation of the electric automobile charging station based on wind energy and photovoltaic generation that Fig. 1 provides for the utility model embodiment;
The structural representation of the track of sun tracking system that Fig. 2 provides for the utility model embodiment;
The circuit theory schematic diagram of the electric automobile charging station that Fig. 3 provides for the utility model embodiment;
The circuit diagram of the photovoltaic generation branch road that Fig. 4 provides for the utility model embodiment;
The circuit diagram of the wind power generation branch road that Fig. 5 provides for the utility model embodiment;
The circuit theory schematic diagram of the track of sun tracking system that Fig. 6 provides for the utility model embodiment.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Shown in Figure 1, a kind of electric automobile charging station based on wind energy and photovoltaic generation, the column trunk 2 comprising pedestal 1 and be connected with described pedestal, on the sidewall of described column trunk 2, interval predeterminable range is provided with multiple branch arranged that is inclined upwardly, first branch 3 as shown in Figure 1, second branch 4 and the 3rd branch 5, the top of described column trunk 1 is provided with wind-driven generator 9, described in each, the top of branch is provided with solar panel 6, described solar panel connects track of sun tracking system, one piece of solar panel 7 that wherein position is the highest is provided with sunlight aspect sensor 8, shown in Figure 3, described pedestal 1 inside is provided with energy storage device, for automatically at wind-powered electricity generation, photoelectricity, realization is switched to the intelligent control system of load trickle charge and the corresponding electrical parameter detection circuit connecting described intelligent control system between energy storage device and civil power, photovoltaic generation branch road, wind power generation branch road, described photovoltaic generation branch road, wind power generation branch road, energy storage device is electrically connected DC charging end (or being referred to as DC charging post) and is connected to AC charging end (or being referred to as AC charging post) by inverter, described photovoltaic generation branch road, wind power generation branch road connects described energy storage device by charging circuit, wherein, the internal sleeve of column trunk has spool, in order to lay electric wire, conduction current.
During work, intelligent control system (main control chip employing embedded system chip) constantly detects photovoltaic generation parameter, wind power generation parameter, load parameter, energy storage device electricity, and according to the energy output size of wind-force, solar energy and the change of load, according to the compound mode that designed specific power supply principle selects solar energy, wind energy, energy storage device to power, each road power switch is controlled, realizes different power supply compound modes and energy storage in good time.
All control procedures complete automatically by intelligent control system.When wind-powered electricity generation, photoelectricity, accumulate all can not meet load use, then automatically switch to external electrical network, thus ensure the stability of electric automobile charging station work.
Intelligent control system is enable the wind power generation of electric automobile charging station, photovoltaic generating system co-ordination by intelligent control algorithm, outstanding control strategy, is mutually supplemented, and realizes powering continuously, stably; Adopt rational charging modes, specifically method of supplying power to protect wind-driven generator and energy storage device simultaneously; charging station can automatically switch between wind energy, solar energy, energy storage device, national grid; Intelligent adjustment is exported to system; to system stored energy link intelligent charge, electric energy can export by continous-stable.
The utility model follows the tracks of the sun by adopting track of sun tracking system in photovoltaic generation, drastically increases Solar use efficiency.Intelligent control system adopts new Intelligent Control Strategy, and follow according to actual conditions, relational design coordination strategy between design wind-powered electricity generation, photoelectricity, accumulate, electrical network, thus realize the Based Intelligent Control of system, between wind-powered electricity generation, photoelectricity, accumulate, electrical network, auto-changeover control realizes the effect to the trickle charge not power-off of load, solve cannot effectively ensureing load trickle charge of generally occurring in current solar energy and wind energy complementary power generation system exploitation, causing interrupting charging affects the technical problem of charging effect.
Further, in the utility model, the described branch angle that is inclined upwardly is consistent, and described trunk is from described pedestal upwards diametrically diminishing structure successively, the link position of described branch and trunk is different, also can be identical, the length of described branch can be identical, also can not be identical.
Further, in the utility model, described sunlight aspect sensor 8 is four, installs the corner location place of described solar panel 7.
Further, in the utility model, all described solar panels identical with inclination angle (angle of inclination between solar panel with the water surface) towards (towards same direction).Wherein, the number of solar panel presses the calculating of charging station amount of capacity difference.
Further, in the utility model, shown in Fig. 2 and 6, described track of sun tracking system includes the embedded system of the control centre as track of sun tracking system, the level orientation motor 10 that described solar panel horizontally rotates can be made, the pitching azimuth-drive motor 14 of described solar panel pitching can be made, described level orientation motor is arranged on the top of described branch, described level orientation motor water flowing flat turn is dynamically connected axle 11 connection bracket 12, described pitching azimuth-drive motor 14 fixed by described support 12, described pitching azimuth-drive motor 14 connects described solar panel by pitching motion connecting axle 13, described embedded system connects described sunlight aspect sensor 8, motor operating state testing circuit, and connect described level orientation motor by corresponding motor driver, pitching azimuth-drive motor, two motor composition solar tracking structures.
For improving the utilance of solar energy, track of sun tracking system is added in the utility model, make each solar cell receiving plane forever towards the sun, track of sun tracking system is by being installed on the orientation of the sunlight orientation sensor senses sun on the solar panel of south orientation extreme higher position, adjustment level orientation and pitching azimuth-drive motor, make solar panel with certain elevation angle and orientation rotation, perpendicular to sunniness direction, complete sun's motion track real-time tracing, thus improve the generating efficiency of solar panels, and the level orientation in all branchs adopts linkage structure with faith azimuth-drive motor, namely the anglec of rotation is all identical, at the azimuth sensor that the solar panels corner at top is installed, judge the anglec of rotation according to solar azimuth, control motor and rotate, make solar cell receiving plane sunward forever, form sun tracking system.
Further, in the utility model, described wind-driven generator is H type vertical axis direct current wind-driven generator, connects mechanical speed-limiting protective device, magnetic speed-limiting device be furnished with lift-type vane.
The utility model is in wind energy conversion system protection, by on the basis of mechanical speed-limiting protection, add magnetic speed-limiting device, by giving generator reverse magnetic resistance moment, make it reverse, namely when wind energy conversion system is in " overpower " state, by controlling to generator reverse magnetic resistance moment, significantly increase the power that generator consumes, make it the power being greater than wind wheel output, wind speed round is forced to decline, tip speed ratio reduces, thus reduce the wind energy utilization of wind wheel, reduce the wind energy that wind wheel absorbs, further reduction wind speed round, make protection act reliably fool proof, thus improve the stability of wind-driven generator work.
Further, in the utility model, described energy storage device comprises ultracapacitor and storage battery, and described ultracapacitor is connected described intelligent control system with storage battery by charge-discharge control circuit.Described energy storage device, i.e. battery, be used for storing the electric energy that wind-driven generator and solar cell send.The mode of ultracapacitor energy storage and accumulator hybrid energy-storing is adopted in concrete the utility model, by turning on and off of intelligent control system control switch pipe, the discharge and recharge strategy of ultracapacitor and storage battery is controlled, thus give full play to both advantages, complement one another, and improve the stability of energy-storage units and the performance of whole electricity generation system.
Shown in Figure 3, further, in the utility model, described electrical parameter detection circuit includes wind power generation electrical parameter detection circuit, load end testing circuit, solar energy electrical parameter detection circuit and energy storage device electric quantity detecting circuit.
Shown in Fig. 4-5, further, in the utility model, described photovoltaic generation branch road comprise the photovoltaic generation drive circuit connecting solar panel, the photovoltaic generation DC connecting described photovoltaic generation drive circuit DC circuit and connect described photovoltaic generation DC the photovoltaic generation voltage stabilizing circuit of DC circuit; This photovoltaic generation DC/DC circuit have employed the modified form SEPIC topology DC/DC circuit of band protection switch, and it is by input switch, electric capacity, switching tube, and Schottky diode forms.
Described wind power generation branch road comprise the wind power generation drive circuit connecting wind-driven generator, the wind power generation DC connecting described wind power generation drive circuit DC circuit and connect described wind power generation DC the wind power generation voltage stabilizing circuit of DC circuit; This wind power generation DC DC circuit adopt parallel coupled formula Buck-Boost two-way DC DC device.
Described photovoltaic generation DC DC circuit, wind power generation DC DC circuit connect described intelligent control system.
During work, intelligent control system (main control chip employing embedded system chip), the output parameter of continuous reading solar panel, and utilize the MPPT maximum power point tracking control algolithm of fuzzy PWM disturbance to regulate the output of photovoltaic generation DC/DC circuit, after voltage stabilizing, obtain galvanic current, can power directly to DC load.When intelligent control system detects that energy storage device energy is lower and meets charge condition, photovoltaic generation branch switch closes, and is charged to energy storage device by photovoltaic generation branch road.
Simultaneously, intelligent control system constantly detects wind-driven generator output parameter, and utilizes intelligent fuzzy algorithm to export to regulate wind power generation DC/DC circuit, obtains galvanic current through voltage stabilizing, directly to load supplying, and can charge to energy storage device when eligible.
Shown in Figure 3, further, in the utility model, described DC charging end can connect electric network source by rectification circuit, and described AC charging end can connect electric network source.Thus when can be implemented in wind-powered electricity generation, solar-electricity and energy storage device electricity deficiency, by mains supply, load is charged, ensure normally carrying out continuously of charging, solve and only rely on wind-powered electricity generation, solar-electricity and energy storage device to carry out the problem cannot effectively carried out electric motor car charging that may cause of charging.
Can find out, the utility model by wind-force and solar power generation to load supplying, not only can independently independently exist as electric supply installation, and power together with can selecting to be connected with electrical network, solve and do not enter the charging problems that electrical network remote districts use electric motor car, and this charging station is not without air pollution, noiselessness, produce discarded object, by improving energy resource structure, promote the numerous areas such as improvement of the ecological environment, driving electric development of automobile industry and play positive effect, there are wide market prospects.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.

Claims (10)

1. the electric automobile charging station based on wind energy and photovoltaic generation, it is characterized in that, the column trunk comprising pedestal and be connected with described pedestal, on the sidewall of described column trunk, interval predeterminable range is provided with multiple branch arranged that is inclined upwardly, the top of described column trunk is provided with wind-driven generator, described in each, the top of branch is provided with solar panel, described solar panel connects track of sun tracking system, and one piece of described solar panel that wherein position is the highest is provided with sunlight aspect sensor; Described base interior is provided with energy storage device, between wind-powered electricity generation, photoelectricity, energy storage device and civil power, realization is switched to the intelligent control system of load trickle charge and the electrical parameter detection circuit connecting described intelligent control system for automatic, photovoltaic generation branch road, wind power generation branch road, described photovoltaic generation branch road, wind power generation branch road, energy storage device are electrically connected DC charging end and are connected to AC charging end by inverter, and described photovoltaic generation branch road, wind power generation branch road connect described energy storage device by charging circuit.
2. according to claim 1 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, the described branch angle that is inclined upwardly is consistent, and described trunk is from described pedestal upwards diametrically diminishing structure successively.
3. according to claim 1 or 2 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described sunlight aspect sensor is four, installs the corner location place of described solar panel.
4., according to claim 3 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described solar panel towards identical with inclination angle.
5. according to claim 1 or 4 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described track of sun tracking system includes the embedded system as control centre, the level orientation motor that described solar panel horizontally rotates can be made, the pitching azimuth-drive motor of described solar panel pitching can be made, described level orientation motor is arranged on the top of described branch, described level orientation motor is by horizontally rotating connecting axle connection bracket, described support is fixed described pitching azimuth-drive motor, described pitching azimuth-drive motor connects described solar panel by pitching motion connecting axle, described embedded system connects described sunlight aspect sensor, motor operating state testing circuit, and connect described level orientation motor by corresponding motor driver, pitching azimuth-drive motor.
6. according to claim 5 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described wind-driven generator is H type vertical shaft fan, connects magnetic speed-limiting device and is also furnished with lift-type vane.
7. according to claim 1 or 6 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described energy storage device comprises ultracapacitor and storage battery, and described ultracapacitor is connected described intelligent control system with storage battery by charge-discharge control circuit.
8. according to claim 7 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described electrical parameter detection circuit includes wind power generation electrical parameter detection circuit, load end testing circuit, solar energy electrical parameter detection circuit and energy storage device electric quantity detecting circuit.
9. according to claim 1 or 8 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described photovoltaic generation branch road comprises photovoltaic generation drive circuit, connect the photovoltaic generation DC of described photovoltaic generation drive circuit DC circuit and connect described photovoltaic generation DC the photovoltaic generation voltage stabilizing circuit of DC circuit;
Described wind power generation branch road comprises wind power generation drive circuit, connect the wind power generation DC of described wind power generation drive circuit DC circuit and connect described wind power generation DC the wind power generation voltage stabilizing circuit of DC circuit;
Described photovoltaic generation DC DC circuit, wind power generation DC DC circuit connect described intelligent control system.
10. according to claim 9 based on the electric automobile charging station of wind energy and photovoltaic generation, it is characterized in that, described DC charging end connects electric network source by rectification circuit, and described AC charging end connects electric network source.
CN201520962719.3U 2015-11-26 2015-11-26 Electric automobile charging station based on wind energy and photovoltaic power generation Expired - Fee Related CN205123388U (en)

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Application Number Priority Date Filing Date Title
CN201520962719.3U CN205123388U (en) 2015-11-26 2015-11-26 Electric automobile charging station based on wind energy and photovoltaic power generation

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105356581A (en) * 2015-11-26 2016-02-24 天津科技大学 Electric vehicle charging station based on wind energy and photovoltaic generation
CN106208911A (en) * 2016-07-12 2016-12-07 上海电机学院 A kind of based on wind-light storage hybrid power floating marine charging pile

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105356581A (en) * 2015-11-26 2016-02-24 天津科技大学 Electric vehicle charging station based on wind energy and photovoltaic generation
CN105356581B (en) * 2015-11-26 2019-01-01 天津科技大学 A kind of electric automobile charging station based on wind energy and photovoltaic power generation
CN106208911A (en) * 2016-07-12 2016-12-07 上海电机学院 A kind of based on wind-light storage hybrid power floating marine charging pile
CN106208911B (en) * 2016-07-12 2018-05-18 上海电机学院 One kind is based on wind-light storage hybrid power floating marine charging pile

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Granted publication date: 20160330

Termination date: 20171126