CN204989994U - Showy assembled solar azimuth angle tracking means on water - Google Patents
Showy assembled solar azimuth angle tracking means on water Download PDFInfo
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- CN204989994U CN204989994U CN201520776935.9U CN201520776935U CN204989994U CN 204989994 U CN204989994 U CN 204989994U CN 201520776935 U CN201520776935 U CN 201520776935U CN 204989994 U CN204989994 U CN 204989994U
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Abstract
The utility model discloses a showy assembled solar azimuth angle tracking means on water, including the monomer module of a plurality of setting on the horizontal plane, install photovoltaic module in the monomer module, a plurality of monomer module center is provided with the pivot, and the pivot overcoat is equipped with rotating sleeve, and the pivot still is connected with the controller, angle sensor is all installed to the horizontal relative both sides of a plurality of monomer module, the monomer module bottom of horizontal relative both sides is connected with drive arrangement, the utility model discloses a photovoltaic power generation of automatic tracking solar azimuth angle mode has improved photovoltaic power generation efficiency, utility model adopts the modularization preparation, is fit for using widely on a large scale, and utilize the water drive device, it is with low costs to compare the subaerial electromechanical drive arrangement of mechanism, and mechanical wear is little, and the life -span is longer.
Description
Technical field
The utility model belongs to solar-photovoltaic technology field, particularly a kind of floating on water surface assembly type solar azimuth angle tracking unit.
Background technology
Solar electrical energy generation is a kind of emerging regenerative resource, because of noiselessness, the favor that pollution-free, the construction period is short, the advantage such as safe and reliable is subject to more and more people, is widely used, for alleviating energy shortage and problem of environmental pollution provides new outlet.
Solar energy power generating is according to photovoltaic effect principle, utilizes solar cell that sun power is converted into electric energy.Solar photovoltaic generation system comprises solar module, controller and inverter, is divided into grid-connected and from net photovoltaic generating system by the relation of system and electrical network.Although this generation mode advantage is more, we have also discovered some shortcomings, need very large floor area as set up a solar power plant.Along with increasing substantially of world population, the problems such as land resource shortage are day by day serious, and Overwater-floating floating photovoltaic generating system breaches the restriction that land resource is applied photovoltaic generation effectively, it can be arranged on the waters surface such as reservoir, lake, pond and water treatment plant, and this is concerning land resource scarcity but be even more important the numerous countries and regions of water body.Overwater-floating floating photovoltaic generating system can reduce the evaporation capacity in waters, and special picture reservoir etc., can reduce the breeding etc. of algae in water.In photovoltaic generation, photovoltaic module obtain sun power number determine primarily of the angle between sunshine and photovoltaic module normal and angle of incidence of sunlight θ.If intensity of solar radiation is E, then photovoltaic obtains solar energy is E*cos θ, therefore reduces angle of incidence of sunlight and can improve photovoltaic efficiency.In solar radiation at the earth's surface the incidence angle θ of any fixing plane with round the clock, the change in season and changing.For ensureing that the incident angle of sunray radiation on photovoltaic module reaches best, now generally have employed sunlight tracking system.Principle utilizes a kind of controller to detect sunshine positional information and compared with actual light photovoltaic array position, then to judge accessory drive and make photovoltaic module follow position of sun angle.Sun light tracking device can be divided into elevation angle to follow the tracks of and Bearings tracking.This patent relates to solar azimuth angle tracking.
In present open file, sunshine disc type tracker is had: Chinese patent: " a kind of large-size platform type biaxial solar tracker (CN201878045U) ", comprise photovoltaic module and the mounting platform for installing described photovoltaic module, the center of mounting platform is rotating shaft and is realized the tracking of photovoltaic module solar azimuth by rotation, mounting platform is provided with support array, photovoltaic module is arranged on described support array, and photovoltaic module installation array is connected with the gear train for adjusting photovoltaic module pitch attitude.First traditional ground disc type tracker makes support platform, then mounting bracket, adopt the angle of the photovoltaic array of intricately mechanical actuation device regulating and controlling, this patent adopts bank modularization making, carry out the mode of assembly and connection at the water surface, be applicable to large-scale promotion and use.Utilize hydraulic drive apparatus, compare ground electromechanical mechanism drive unit, cost is low, and mechanical wear is little, and the life-span is longer.
The sensor of the control system comprised in the utility model and signaling control unit and traditional ground disc type sun tracker system class are seemingly.But traditional ground disc type tracker often first fabrication and installation platform, operation is more numerous and diverse, Mass accuracy etc. are wayward, and utilize complicated kinematic mechanisms, the gearing of transmission motor driving force and the coupling arrangement for connecting bracing or strutting arrangement and gearing, push rod is driven to carry out the pull bar combination of moving system central authorities by motor, read tracking angle by photoelectric code disk, control step motor rotations, thus realize sun location tracking.
Traditional ground disc type solar tracking system needs on-the-spot workload large, Mass accuracy not easily ensures, and the pull bar needing the complicated photovoltaic bracing or strutting arrangement of design and can swing, and it easily realizes on the ground, but performance difficulty in water, cost is high, and restricted lifetime,, easily there is mechanical fault in serious wear.
Utility model content
Utility model object: the utility model provides a kind of floating on water surface assembly type solar azimuth angle tracking unit, to solve the problems of the prior art.
Technical scheme: to achieve these goals, the utility model by the following technical solutions:
A kind of floating on water surface assembly type solar azimuth angle tracking unit, comprise several settings monomer module in the horizontal plane, monomer module is provided with photovoltaic module, and several monomer module centers are provided with rotating shaft, be arranged with rotational sleeve outside rotating shaft, rotating shaft is also connected with controller; Several monomer modules described are laterally all provided with angular transducer in relative both sides, and the monomer module bottom of the relative both sides of described transverse direction is connected with drive unit.
Further, described monomer module comprises buoyancy aid, platform-type steel bracket, photovoltaic bracket system and photovoltaic module.
Further, bottom described platform-type steel bracket, buoyancy aid is installed, is provided with photovoltaic bracket system above platform-type steel bracket, photovoltaic bracket system is provided with photovoltaic module.
Further, the angular transducer of the both sides that described monomer module is laterally relative is symmetrical mutually centered by rotating shaft.
Further, the drive unit of the monomer module bottom of the relative both sides of described transverse direction is symmetrical mutually centered by rotating shaft.
Further, described drive unit comprises motor and screw propeller.
Further, join end to end between several monomer modules or to be parallelly connected.
Further, be connected by truss frame for connecting between adjacent monomer module.
Further, described rotating shaft, rotational sleeve and controller are arranged on truss frame for connecting.
Further, described controller is by control signal connecting drive device, and drive unit is by position signalling connection angle sensor, and angular transducer is by position feed back signal connection control device.
Beneficial effect: the utility model achieves the photovoltaic generation from motion tracking solar azimuth mode, improves photovoltaic efficiency; Utility model adopts modularization making, is applicable to large-scale promotion and uses; And utilize hydraulic drive apparatus, compare ground electromechanical mechanism drive unit cost low, mechanical wear is little, and the life-span is longer.
Accompanying drawing explanation
Fig. 1 is control system block diagram of the present utility model;
Fig. 2 is 3 d effect graph of the present utility model;
Fig. 3 is the 3 d effect graph of the utility model monomer module;
Fig. 4 is the structural representation of the utility model monomer module;
Fig. 5 is using state figure of the present utility model;
Wherein: 1-rotating shaft, 2-rotational sleeve, 3-controller, 4-angular transducer, 5-drive unit, 6-monomer module, 7-buoyancy aid, the platform-type steel bracket of 8-, 9-photovoltaic bracket system, 10-photovoltaic module, 11-truss frame for connecting.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figures 2 and 3, a kind of floating on water surface assembly type solar azimuth angle tracking unit, comprise several settings monomer module in the horizontal plane, monomer module is provided with photovoltaic module, several monomer module 6 centers are provided with rotating shaft 1, be arranged with rotational sleeve 2 outside rotating shaft 1, rotating shaft 1 is also connected with controller 3; Several monomer modules 6 described are laterally all provided with angular transducer 4 in relative both sides, are connected with drive unit 5 bottom the monomer module 6 of the relative both sides of described transverse direction; The center that rotating shaft 1 is rotated as the utility model, the utility model along with water level is along moving up and down, but can not be able to radially move simultaneously; Rotational sleeve 2 be adjacent monomer module 6 and be rigidly connected, directly contact with rotating shaft 1.
Described controller 3 is as the core of control system, and its inside carries uranology algorithm can accurately calculate local solar azimuth in real time, also has start and stop function, defencive function and reset function etc. with Time Controller.Wherein, start and stop function is realized by intensity of illumination sensor, will send enabling signal when intensity of illumination exceedes preset value, when sending stop signal lower than during preset value, controls the switching on and shutting down of whole system; Defencive function is used to the safety protecting whole photovoltaic array, such as: when running into strong wind weather, photovoltaic module can be made to rotate to the minimum position of front face area, reaches the object of protection photovoltaic module; Reset function is that photovoltaic array is rotated counterclockwise and resets to reference position after photovoltaic array reaches the position angle limit value that system presets.
Described monomer module 6 comprises buoyancy aid 7, platform-type steel bracket 8, photovoltaic bracket system 9 and photovoltaic module 10.
Be provided with buoyancy aid 7 bottom described platform-type steel bracket 8, platform-type steel bracket 8 is provided with photovoltaic bracket system 9 above, photovoltaic bracket system 9 is provided with photovoltaic module 10; Monomer module 6 is by buoyancy aid 7, and platform-type steel bracket 8, photovoltaic bracket system 9 and photovoltaic module 10 form.After monomer module is made on bank, be transported in water and assemble, the truss frame for connecting 11 between monomer module connects, and realizes rapid construction; The platform that buoyancy aid 7 is photovoltaic array provides buoyancy, can adopt Plastic buoy or float tube; Platform-type steel bracket 8 for being connected with buoyancy aid 7, and supports photovoltaic bracket system 9; Photovoltaic bracket system 9 provides support for photovoltaic module 10.
Photovoltaic module 11 have encapsulation and inner that connect, can provide separately that direct current exports, minimum indivisible solar cell combination unit.Also known as solar module.
The angular transducer 4 of the both sides that described monomer module 6 is laterally relative is symmetrical mutually centered by rotating shaft 1.
Drive unit 5 bottom the monomer module 6 of the relative both sides of described transverse direction is symmetrical mutually centered by rotating shaft 1.
Described drive unit 5 comprises motor and screw propeller.
Join end to end between several monomer modules 6 or to be parallelly connected.
Be connected by truss frame for connecting 11 between adjacent monomer module 6; Truss frame for connecting 11 adopts and is rigidly connected, for each monomer module 6 is connected into entirety.
Described rotating shaft 1, rotational sleeve 2 and controller 3 are arranged on truss frame for connecting 11; The center that rotating shaft 1 is rotated as the utility model, the utility model along with water level is along moving up and down, but can not be able to radially move simultaneously; Rotational sleeve 2 be adjacent monomer module 6 and be rigidly connected, directly contact with rotating shaft 1.
Described controller 3 is by control signal connecting drive device 5, and drive unit 5 is by position signalling connection angle sensor 4, and angular transducer 4 is by position feed back signal connection control device 3; Angular transducer 4 is for detecting and calculating current photovoltaic module towards angle information, and concurrent out position feeds back signal to controller 3; Drive unit 5 adopts two motors and screw propeller to realize, and drive unit 5 is symmetrically distributed in photovoltaic array both sides, realizes photovoltaic array and turns clockwise and realize following the tracks of solar azimuth, the object etc. resetted counterclockwise.
As shown in Figure 1, control mode of the present utility model adopts active control to follow the tracks of solar azimuth, and major equipment comprises controller 3, angular transducer 4 and drive unit 5.
The utility model is with controller 3 for core, and when when starting state, angular transducer 4 detects and calculate current photovoltaic module 10 towards angle information, and feeds back to controller 3.The position feed back signal that controller 3 receiving angle sensor 4 is sent, after comparing, realizes photovoltaic array follow solar azimuth clockwise by sending control signal to drive unit 5 with solar azimuth.After photovoltaic array reaches the position angle limit value that system presets, stop motion, controller 3 controls photovoltaic array and is rotated counterclockwise and resets to reference position.
The above is only preferred implementation of the present utility model; be noted 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 domain of the present utility model.
Claims (10)
1. a floating on water surface assembly type solar azimuth angle tracking unit, comprise several settings monomer module in the horizontal plane, monomer module is provided with photovoltaic module, it is characterized in that: several monomer module (6) centers are provided with rotating shaft (1), be arranged with rotational sleeve (2) outside rotating shaft (1), rotating shaft (1) is also connected with controller (3); Several monomer modules (6) described are laterally all provided with angular transducer (4) in relative both sides, and monomer module (6) bottom of the relative both sides of described transverse direction is connected with drive unit (5).
2. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: described monomer module (6) comprises buoyancy aid (7), platform-type steel bracket (8), photovoltaic bracket system (9) and photovoltaic module (10).
3. floating on water surface assembly type solar azimuth angle tracking unit according to claim 2, it is characterized in that: described platform-type steel bracket (8) bottom is provided with buoyancy aid (7), platform-type steel bracket (8) is provided with photovoltaic bracket system (9) above, photovoltaic bracket system (9) is provided with photovoltaic module (10).
4. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: the angular transducer (4) of the both sides that described monomer module (6) is laterally relative is symmetrical mutually centered by rotating shaft (1).
5. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: the drive unit (5) of monomer module (6) bottom of the relative both sides of described transverse direction is symmetrical mutually centered by rotating shaft (1).
6. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: described drive unit (5) comprises motor and screw propeller.
7. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: join end to end between several monomer modules (6) or to be parallelly connected.
8. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: be connected by truss frame for connecting (11) between adjacent monomer module (6).
9. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, is characterized in that: described rotating shaft (1), rotational sleeve (2) and controller (3) are arranged on truss frame for connecting (11).
10. floating on water surface assembly type solar azimuth angle tracking unit according to claim 1, it is characterized in that: described controller (3) is by control signal connecting drive device (5), drive unit (5) is by position signalling connection angle sensor (4), and angular transducer (4) is by position feed back signal connection control device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520776935.9U CN204989994U (en) | 2015-10-08 | 2015-10-08 | Showy assembled solar azimuth angle tracking means on water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520776935.9U CN204989994U (en) | 2015-10-08 | 2015-10-08 | Showy assembled solar azimuth angle tracking means on water |
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| CN204989994U true CN204989994U (en) | 2016-01-20 |
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| CN201520776935.9U Active CN204989994U (en) | 2015-10-08 | 2015-10-08 | Showy assembled solar azimuth angle tracking means on water |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106385228A (en) * | 2016-09-29 | 2017-02-08 | 中冶华天南京电气工程技术有限公司 | Azimuth angle automatic tracking water floating photovoltaic array |
| CN107643767A (en) * | 2017-07-31 | 2018-01-30 | 宁波法米莱美妆工具有限公司 | Photovoltaic plant platform adaptive system waterborne |
| CN107809206A (en) * | 2017-12-01 | 2018-03-16 | 江苏聚亿智能科技有限公司 | Floating on water tracking photovoltaic system |
-
2015
- 2015-10-08 CN CN201520776935.9U patent/CN204989994U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106385228A (en) * | 2016-09-29 | 2017-02-08 | 中冶华天南京电气工程技术有限公司 | Azimuth angle automatic tracking water floating photovoltaic array |
| CN106385228B (en) * | 2016-09-29 | 2018-10-12 | 中冶华天南京电气工程技术有限公司 | A kind of automatic trackable surface floating photovoltaic array in azimuth |
| CN107643767A (en) * | 2017-07-31 | 2018-01-30 | 宁波法米莱美妆工具有限公司 | Photovoltaic plant platform adaptive system waterborne |
| CN107809206A (en) * | 2017-12-01 | 2018-03-16 | 江苏聚亿智能科技有限公司 | Floating on water tracking photovoltaic system |
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