CN116073747A - Wind-photovoltaic-resistant support tracking method and system - Google Patents
Wind-photovoltaic-resistant support tracking method and system Download PDFInfo
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- CN116073747A CN116073747A CN202211651071.9A CN202211651071A CN116073747A CN 116073747 A CN116073747 A CN 116073747A CN 202211651071 A CN202211651071 A CN 202211651071A CN 116073747 A CN116073747 A CN 116073747A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S2030/10—Special components
- F24S2030/13—Transmissions
- F24S2030/133—Transmissions in the form of flexible elements, e.g. belts, chains, ropes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention discloses a tracking method of an anti-wind photovoltaic bracket, which comprises the following steps: step one, acquiring current wind speed information and photovoltaic inclination angle information; step two, judging whether the wind speed information is higher than a high wind speed threshold value; step three, when the wind speed information is higher than a high wind speed threshold value, regulating the photovoltaic according to the photovoltaic inclination angle information to enable the light Fu Fang to be flat, and entering a wind resistance state; judging whether the wind speed information is lower than a low wind speed threshold value; fifthly, when the wind speed information is lower than a low wind speed threshold value, regulating the photovoltaic according to preset photovoltaic inclination angle information to enable the photovoltaic to be recovered to be normal; by the wind-resistant photovoltaic support tracking method, damage to photovoltaic equipment by strong wind can be reduced by adjusting the inclination angle of the photovoltaic panel when the tracking support encounters strong wind, the safety of the photovoltaic equipment is improved, and property loss is reduced.
Description
Technical Field
The invention relates to the technical field of photovoltaic support tracking, in particular to a wind-photovoltaic-resistant support tracking method and system.
Background
The solar Kang Baoxue domestic photovoltaic power station adopts a single motor driven oblique single-shaft tracking support structure system, is used for assisting a photovoltaic module to accurately track the solar angle, and fully improves control technical equipment for utilizing solar energy. The latitude of the health-care area is high, the illumination resources are rich, and the inclined single-axis tracking is adopted to ensure that the generated energy can be improved and the illumination resources are better utilized. The theoretical generating capacity of the system can be improved by about 20-25% compared with the annual generating capacity of a fixed bracket. But on the open-cut dam at the land in the Kangbao area, the wind source area belongs to a second-class wind source area, the average wind speed of the wind source area is 3.7m/s (ground wind speed) for many years, the maximum wind speed of the wind source area is 28m/s (ground wind speed) for many years, and the maximum wind speed of the wind source area is 35m/s when the wind source area meets 50 years. Xue Guying photovoltaic power station is new energy photovoltaic tracking power station that earlier establishes in the country, and project design initial stage design unit does not fully consider oblique unipolar tracking support and is unsuitable local area strong wind environment, leads to photovoltaic module support fault rate after the power station operation high, and basic and support large tracts of land collapse after meeting strong wind weather.
The photovoltaic support is designed and selected to be thinner, the perennial wind speed in the health and protection area is larger, and the support continuously shakes and deforms under the action of the wind speed, so that the photovoltaic module falls off, the support deforms and is damaged, the collapse is serious, and large-area faults occur.
Therefore, how to improve the wind resistance of the photovoltaic device while improving the lighting rate is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a tracking method and a tracking system for wind-resistant photovoltaic brackets, which can improve the wind resistance of photovoltaic equipment, improve the economic benefit and reduce the property loss while finishing lighting tracking.
In order to achieve the above purpose, the present invention provides the following technical solutions:
preferably, the above method for tracking an anti-wind photovoltaic bracket includes:
step one, acquiring current wind speed information and photovoltaic inclination angle information;
step two, judging whether the wind speed information is higher than a high wind speed threshold value;
step three, when the wind speed information is higher than the high wind speed threshold value, regulating the photovoltaic according to the photovoltaic inclination angle information to enable the light Fu Fang to be flat, and entering a wind resistance state;
judging whether the wind speed information is lower than a low wind speed threshold value or not;
and fifthly, when the wind speed information is lower than the low wind speed threshold value, regulating the photovoltaic according to the preset photovoltaic inclination angle information, so that the photovoltaic is recovered to be normal.
Preferably, a wind-photovoltaic-resistant support system applying a wind-photovoltaic-resistant support tracking method comprises:
the wind-photovoltaic-resistant bracket is used for supporting and dip angle adjusting of the photovoltaic;
the data acquisition module is arranged on the wind-photovoltaic-resistant bracket and is used for acquiring wind speed information and photovoltaic inclination angle information;
the control module is arranged on the wind-resistant photovoltaic support and connected with the data acquisition module, receives the wind speed information and the photovoltaic dip angle information, analyzes and judges the wind speed information, and adjusts the photovoltaic dip angle according to the photovoltaic dip angle information.
Preferably, the wind-photovoltaic-resistant bracket comprises: the device comprises a high bracket, a low bracket, a double-lug connecting piece, a rotating shaft, a gear motor, an arc reinforcing rod, an adjustable rope pulley, a rope pulley fixing seat, a steel wire rope and a reinforcing support;
the high support and the low support are fixed on the ground through cement upright posts, and the low support is sequentially connected with the double-support lug connecting piece, the speed reducing motor, the rotating shaft and the high support; the low support is rotationally connected with the double-lug connecting piece, the double-lug connecting piece is fixedly connected with the speed reducing motor, an output shaft of the speed reducing motor is fixedly connected with the rotating shaft, and the rotating shaft is rotationally connected with the top end of the high support;
the plurality of reinforcing struts are fixedly connected to the rotating shaft in a grid shape and used for supporting the photovoltaic panel;
the two ends of the arc reinforcing rod are fixedly connected with the reinforcing support, and the center of the arc reinforcing rod corresponds to the top end of the high support;
the rope wheel fixing seat is fixedly connected to the high bracket and is positioned below the bottom of the arc reinforcing rod;
the adjustable rope pulley is fixedly connected to the rope pulley fixing seat and corresponds to the bottom end of the arc reinforcing rod;
the steel wire rope is connected with the adjustable rope pulley, and two ends of the steel wire rope are fixedly connected with two ends of the arc reinforcing rod.
Preferably, the data acquisition module includes:
the anemometer is fixedly connected to the high bracket and connected with the control module and is used for detecting real-time wind speed;
and the inclination angle sensor is fixedly connected with the rotating shaft, is arranged at one end, close to the high support, of the rotating shaft and is used for detecting the inclination angle of the photovoltaic panel in real time.
Preferably, the control module includes:
the box body is fixedly connected to the low bracket;
and the controller is electrically connected with the speed reducing motor, the anemometer and the inclination sensor and is used for controlling the speed reducing motor to change the inclination angle of the photovoltaic panel according to the data information of the anemometer and the inclination sensor.
Preferably, the controller includes:
the storage unit is used for storing data information of the anemometer and the inclination angle sensor, storing inclination angle values of the photovoltaic panel at each moment every day, storing a high wind speed threshold value and a low wind speed threshold value and storing a wind speed time threshold value;
the dip angle tracking unit is used for tracking dip angles of the photovoltaic panel according to the dip angle values of the photovoltaic panel at each moment every day in the storage unit and the data information of the dip angle sensor, and determining the efficiency of the speed reduction motor according to the dip angle values of the dip angle sensor;
the wind resistance processing unit is used for acquiring the data information of the anemometer, the high wind speed threshold value, the low wind speed threshold value and the wind speed time threshold value in the storage unit; when the wind speed of the anemometer is greater than the high wind speed threshold value and the duration time is greater than the wind speed time threshold value, controlling the gear motor to level the dip angle of the photovoltaic panel by combining the data information of the dip angle sensor, and determining the efficiency of the gear motor according to the wind speed of the anemometer; when the wind speed of the anemometer is smaller than the low wind speed threshold value and the duration time is longer than the wind speed time threshold value, controlling the gear motor to combine the inclination angle value of the photovoltaic panel at each moment to adjust the inclination angle of the photovoltaic panel.
Preferably, in the tilt tracking unit, determining the efficiency of the gear motor according to the magnitude of the tilt value of the tilt sensor includes:
the inclination tracking unit determines the efficiency of the gear motor according to different inclination values A, presets an inclination value matrix A0, and sets A0 (A1, A2, A3 and A4), wherein A1 is a first preset inclination value, A2 is a second preset inclination value, A3 is a third preset inclination value, A4 is a fourth preset inclination value, and A1 is more than A2 and less than A3 and less than A4;
the inclination tracking unit determines the efficiency B of the gear motor, presets a gear motor efficiency matrix B0, and sets B0 (B1, B2, B3 and B4), wherein B1 is a first preset gear motor efficiency, B2 is a second preset gear motor efficiency, B3 is a third preset gear motor efficiency, B4 is a fourth preset gear motor efficiency, and B1 is more than B2 is more than B3 is more than B4;
the inclination tracking unit determines the efficiency of the gear motor according to the relation between the inclination value A and the efficiency B of the gear motor:
when A1 is less than or equal to A2, selecting the first preset speed reduction motor efficiency B1 as the efficiency of the speed reduction motor;
when A2 is less than or equal to A3, selecting the efficiency B2 of the second preset gear motor as the efficiency of the gear motor;
when A3 is less than or equal to A4, selecting the efficiency B3 of the third preset gear motor as the efficiency of the gear motor;
and when A4 is less than or equal to A, selecting the fourth preset speed reduction motor efficiency B4 as the efficiency of the speed reduction motor.
Preferably, in the wind resistance processing unit, determining the efficiency of the gear motor according to the wind speed of the anemometer includes:
the wind resistance processing unit determines the efficiency of the speed reduction motor according to the wind speed of the anemometer, a preset wind speed value matrix C0 and C0 (C1, C2, C3 and C4) is set, wherein C1 is a first preset wind speed value, C2 is a second preset wind speed value, C3 is a third preset wind speed value, C4 is a fourth preset wind speed value, and C1 is more than C2 and less than C3 and less than C4;
the wind resistance processing unit determines the efficiency D of the gear motor, presets a gear motor efficiency matrix D0, and sets D0 (D1, D2, D3 and D4), wherein D1 is a first preset gear motor efficiency, D2 is a second preset gear motor efficiency, D3 is a third preset gear motor efficiency, D4 is a fourth preset gear motor efficiency, and D1 is more than D2 is more than D3 is more than D4;
the wind resistance processing unit determines the efficiency of the gear motor according to the relation between the wind speed value A of the anemometer and the efficiency D of the gear motor:
when C1 is less than or equal to C2, selecting the first preset speed reduction motor efficiency D1 as the speed reduction motor efficiency;
when C2 is less than or equal to C3, selecting the second preset speed reduction motor efficiency D2 as the speed reduction motor efficiency;
when C3 is less than or equal to C4, selecting the third preset speed reduction motor efficiency D3 as the speed reduction motor efficiency;
and when C4 is less than or equal to C, selecting the fourth preset speed reduction motor efficiency D4 as the efficiency of the speed reduction motor.
Compared with the prior art, the invention has the beneficial effects that:
1. by the wind-resistant photovoltaic support tracking method, damage to photovoltaic equipment by strong wind can be reduced by adjusting the inclination angle of the photovoltaic panel when the tracking support encounters strong wind, the safety of the photovoltaic equipment is improved, and property loss is reduced.
2. Through anti wind photovoltaic support tracking system, gather wind speed and photovoltaic board inclination information in real time, can make anti wind adjustment automatically when the strong wind takes place, improve photovoltaic equipment's security, reduced the loss of property.
3. The speed reducing motor is connected with the low bracket through the double-lug connecting piece, so that the gap of a pin shaft is eliminated, the stress condition of a link system is improved, and the stability of the photovoltaic equipment is improved; through setting up of circular arc stiffener, adjustable rope sheave, rope sheave fixing base and wire rope, when carrying out inclination to the photovoltaic board, because the stress that the photovoltaic board produced is very big, cushion the stress through circular arc stiffener, adjustable rope sheave and wire rope, when meeting the strong wind weather simultaneously, to the buffering that makes the photovoltaic board produce stress because of strong wind, improved photovoltaic equipment's security.
4. Through the arrangement of the inclination tracking unit, the photovoltaic panel corresponds to a reasonable lighting angle all day, and the working efficiency of the photovoltaic equipment is improved; through the setting of anti-wind processing unit, reasonable judgement has appeared the strong wind weather to make the coping mode of strong wind weather, resume suitable angle after the wind speed diminishes, improved photovoltaic equipment's work efficiency when having improved photovoltaic equipment security.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of the wind resistance method of the invention.
Fig. 2 is a schematic diagram of the overall structure of the wind-resistant bracket of the present invention.
Fig. 3 is a schematic diagram of a high support structure in the wind-resistant support of the invention.
In the figure, 1, a high bracket; 2. a low bracket; 3. a double-lug connector; 4. a rotation shaft; 5. a speed reducing motor; 6. arc reinforcing rods; 7. an adjustable sheave; 8. rope pulley fixing seat; 9. reinforcing struts; 10. an inclination sensor; 11. a box body.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the embodiment of the invention discloses a tracking method of an anti-wind photovoltaic bracket, which comprises the following steps:
step one, acquiring current wind speed information and photovoltaic inclination angle information;
step two, judging whether the wind speed information is higher than a high wind speed threshold value;
step three, when the wind speed information is higher than a high wind speed threshold value, regulating the photovoltaic according to the photovoltaic inclination angle information to enable the light Fu Fang to be flat, and entering a wind resistance state;
judging whether the wind speed information is lower than a low wind speed threshold value;
and fifthly, when the wind speed information is lower than the low wind speed threshold value, regulating the photovoltaic according to the preset photovoltaic inclination angle information, so that the photovoltaic is recovered to be normal.
The beneficial effects of the embodiment are as follows: by the wind-resistant photovoltaic support tracking method, damage to photovoltaic equipment by strong wind can be reduced by adjusting the inclination angle of the photovoltaic panel when the tracking support encounters strong wind, the safety of the photovoltaic equipment is improved, and property loss is reduced.
As shown in fig. 2-3, a wind-photovoltaic-resistant support system applying a wind-photovoltaic-resistant support tracking method includes:
the wind-photovoltaic-resistant bracket is used for supporting and dip angle adjusting of the photovoltaic;
the data acquisition module is arranged on the wind-photovoltaic-resistant bracket and is used for acquiring wind speed information and photovoltaic inclination angle information;
the control module is arranged on the wind-photovoltaic-resistant support and is connected with the data acquisition module, receives wind speed information and photovoltaic inclination angle information, analyzes and judges the wind speed information, and adjusts the photovoltaic inclination angle according to the photovoltaic inclination angle information.
The beneficial effects of the embodiment are as follows: through anti wind photovoltaic support tracking system, gather wind speed and photovoltaic board inclination information in real time, can make anti wind adjustment automatically when the strong wind takes place, improve photovoltaic equipment's security, reduced the loss of property.
In one embodiment, a wind-resistant photovoltaic bracket comprises: the device comprises a high bracket 1, a low bracket 2, a double-lug connecting piece 3, a rotating shaft 4, a gear motor 5, an arc reinforcing rod 6, an adjustable rope pulley 7, a rope pulley fixing seat 8, a steel wire rope and a reinforcing support 9;
the high support 1 and the low support 2 are fixed on the ground through cement upright posts, and the low support 2 is sequentially connected with the double-lug connecting piece 3, the gear motor 5, the rotating shaft 4 and the high support 1; the low bracket 2 is rotationally connected with the double-lug connecting piece 3, the double-lug connecting piece 3 is fixedly connected with the gear motor 5, an output shaft of the gear motor 5 is fixedly connected with the rotating shaft 4, and the rotating shaft 4 is rotationally connected with the top end of the high bracket 1;
the plurality of reinforcing struts 9 are fixedly connected to the rotating shaft 4 in a grid shape and are used for supporting the photovoltaic panel;
the two ends of the arc reinforcing rod 6 are fixedly connected with the reinforcing support 9, and the center of the arc reinforcing rod corresponds to the top end of the high bracket 1;
the rope pulley fixing seat 8 is fixedly connected to the high bracket 1 and is positioned below the bottom of the arc reinforcing rod 6;
the adjustable rope pulley 7 is fixedly connected to the rope pulley fixing seat 8 and corresponds to the bottom end of the arc reinforcing rod 6;
the steel wire rope is connected with the adjustable rope wheel 7, and two ends of the steel wire rope are fixedly connected with two ends of the arc reinforcing rod 6.
Wherein, the double-lug connecting piece 3, the gear motor 5, the adjustable rope pulley 7 and the rope pulley fixing seat 8 are all in the prior art;
the working principle of the embodiment is as follows: the gear motor 5 drives the rotating shaft 4 to rotate, and stress generated by rotation is buffered through the rope adjusting wheel 7, the steel wire rope and the arc reinforcing rod 6;
the beneficial effects of the embodiment are as follows: the speed reducing motor 5 is connected with the low bracket 2 through the double-lug connecting piece 3, so that the gap of a pin shaft is eliminated, the stress condition of a link system is improved, and the stability of the photovoltaic equipment is improved; through the setting of circular arc stiffener 6, adjustable rope sheave 7, rope sheave fixing base 8 and wire rope, when carrying out inclination to the photovoltaic board, because the stress that the photovoltaic board produced is very big, cushion the stress through circular arc stiffener 6, adjustable rope sheave 7 and wire rope, when meeting the strong wind weather simultaneously, to the buffering that makes the photovoltaic board produce stress because of strong wind, improved photovoltaic equipment's security.
In one embodiment, a data acquisition module includes:
the anemometer is fixedly connected to the high bracket 1 and is connected with the control module for detecting real-time wind speed;
the inclination sensor 10 is fixedly connected with the rotating shaft 4, is arranged at one end of the rotating shaft 4 close to the high bracket 1 and is used for detecting the inclination of the photovoltaic panel in real time.
In one embodiment, a control module includes:
the box body 11 is fixedly connected to the low bracket 2;
and the controller is electrically connected with the gear motor 5, the anemometer and the inclination angle sensor 10 and is used for controlling the gear motor 5 to change the inclination angle of the photovoltaic panel according to the data information of the anemometer and the inclination angle sensor 10.
In one embodiment, a controller includes:
a storage unit for storing data information of the anemometer and the tilt sensor 10, storing tilt values of the photovoltaic panel at each time every day, storing high and low wind speed thresholds, and storing wind speed time thresholds;
the dip angle tracking unit is used for dip angle tracking of the photovoltaic panel according to dip angle values of the photovoltaic panel at each moment every day in the storage unit and data information of the dip angle sensor 10, and determining the efficiency of the speed reduction motor 5 according to the dip angle values of the dip angle sensor 10;
the wind resistance processing unit is used for acquiring data information, a high wind speed threshold value, a low wind speed threshold value and a wind speed time threshold value of the anemometer in the storage unit; when the wind speed of the anemometer is greater than a high wind speed threshold value and the duration time is greater than a wind speed time threshold value, controlling the gear motor 5 to level the dip angle of the photovoltaic panel by combining the data information of the dip angle sensor 10, and determining the efficiency of the gear motor 5 according to the wind speed of the anemometer; when the anemometer wind speed is smaller than the low wind speed threshold value and the duration time is longer than the wind speed time threshold value, the speed reducing motor 5 is controlled to combine the inclination angle value of the photovoltaic panel at each moment, and the inclination angle of the photovoltaic panel is adjusted.
The beneficial effects of the embodiment are as follows: through the arrangement of the inclination tracking unit, the photovoltaic panel corresponds to a reasonable lighting angle all day, and the working efficiency of the photovoltaic equipment is improved; through the setting of anti-wind processing unit, reasonable judgement has appeared the strong wind weather to make the coping mode of strong wind weather, resume suitable angle after the wind speed diminishes, improved photovoltaic equipment's work efficiency when having improved photovoltaic equipment security.
In one embodiment, in the tilt tracking unit, determining the efficiency of the gear motor 5 according to the magnitude of the tilt value of the tilt sensor 10 includes:
the inclination tracking unit determines the efficiency of the gear motor 5 according to different inclination values A, presets an inclination value matrix A0, and sets A0 (A1, A2, A3 and A4), wherein A1 is a first preset inclination value, A2 is a second preset inclination value, A3 is a third preset inclination value, A4 is a fourth preset inclination value, and A1 is more than A2 and less than A3 and less than A4;
the inclination tracking unit determines the efficiency B of the gear motor 5, presets a gear motor efficiency matrix B0, and sets B0 (B1, B2, B3 and B4), wherein B1 is a first preset gear motor efficiency, B2 is a second preset gear motor efficiency, B3 is a third preset gear motor efficiency, B4 is a fourth preset gear motor efficiency, and B1 is more than B2 is more than B3 is more than B4;
the inclination tracking unit determines the gear motor efficiency from the relation between the inclination value a and the efficiency B of the gear motor 5:
when A1 is less than or equal to A < A2, selecting the first preset gear motor efficiency B1 as the efficiency of the gear motor 5;
when A2 is less than or equal to A < A3, selecting the second preset gear motor efficiency B2 as the efficiency of the gear motor 5;
when A3 is less than or equal to A4, selecting the third preset gear motor efficiency B3 as the efficiency of the gear motor 5;
when A4 is less than or equal to A, the fourth preset gear motor efficiency B4 is selected as the efficiency of the gear motor 5.
When the inclination angle of the photovoltaic panel is adjusted, the stress generated by the larger inclination angle is larger, so that the power of the gear motor 5 is reduced when the inclination angle is larger for safe operation of the photovoltaic device, the rotation speed of the photovoltaic panel is slowed down, and the safety of the photovoltaic device is ensured.
In one embodiment, in the wind resistance processing unit, determining the efficiency of the gear motor 5 according to the magnitude of the anemometer wind speed includes:
the wind resistance processing unit determines the efficiency of the gear motor 5 according to the wind speed of the anemometer, a preset wind speed value matrix C0 and C0 (C1, C2, C3 and C4) are set, wherein C1 is a first preset wind speed value, C2 is a second preset wind speed value, C3 is a third preset wind speed value, C4 is a fourth preset wind speed value, and C1 is more than C2 and less than C3 and less than C4;
the wind resistance processing unit determines the efficiency D of the gear motor 5, presets a gear motor efficiency matrix D0, and sets D0 (D1, D2, D3 and D4), wherein D1 is a first preset gear motor efficiency, D2 is a second preset gear motor efficiency, D3 is a third preset gear motor efficiency, D4 is a fourth preset gear motor efficiency, and D1 > D2 > D3 > D4;
the wind resistance processing unit determines the efficiency of the gear motor 5 according to the relation between the anemometer wind speed value A and the efficiency D of the gear motor 5:
when C1 is less than or equal to C2, selecting the first preset speed reduction motor efficiency D1 as the efficiency of the speed reduction motor 5;
when C2 is less than or equal to C3, selecting the second preset speed reduction motor efficiency D2 as the efficiency of the speed reduction motor 5;
when C3 is less than or equal to C4, selecting the third preset speed reduction motor efficiency D3 as the efficiency of the speed reduction motor 5;
when C4 is less than or equal to C, the fourth preset gear motor efficiency D4 is selected as the efficiency of the gear motor 5.
When the wind speed is higher, the stress generated on the photovoltaic panel is higher, the efficiency of the gear motor 5 is reduced, the rotation speed of the photovoltaic panel is reduced, and the operation safety of the photovoltaic device is ensured.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The wind-photovoltaic-resistant support tracking method is characterized by comprising the following steps of:
step one, acquiring current wind speed information and photovoltaic inclination angle information;
step two, judging whether the wind speed information is higher than a high wind speed threshold value;
step three, when the wind speed information is higher than the high wind speed threshold value, regulating the photovoltaic according to the photovoltaic inclination angle information to enable the light Fu Fang to be flat, and entering a wind resistance state;
judging whether the wind speed information is lower than a low wind speed threshold value or not;
and fifthly, when the wind speed information is lower than the low wind speed threshold value, regulating the photovoltaic according to the preset photovoltaic inclination angle information, so that the photovoltaic is recovered to be normal.
2. An anti-wind photovoltaic bracket system applying an anti-wind photovoltaic bracket tracking method, which is characterized by comprising:
the wind-photovoltaic-resistant bracket is used for supporting and dip angle adjusting of the photovoltaic;
the data acquisition module is arranged on the wind-photovoltaic-resistant bracket and is used for acquiring wind speed information and photovoltaic inclination angle information;
the control module is arranged on the wind-resistant photovoltaic support and connected with the data acquisition module, receives the wind speed information and the photovoltaic dip angle information, analyzes and judges the wind speed information, and adjusts the photovoltaic dip angle according to the photovoltaic dip angle information.
3. The wind-photovoltaic resistant stent system of claim 2, wherein the wind-photovoltaic resistant stent comprises: the device comprises a high bracket (1), a low bracket (2), a double-lug connecting piece (3), a rotating shaft (4), a gear motor (5), an arc reinforcing rod (6), an adjustable rope pulley (7), a rope pulley fixing seat (8), a steel wire rope and a reinforcing support (9);
the high support (1) and the low support (2) are fixed on the ground through cement upright posts, and the low support (2) is sequentially connected with the double-lug connecting piece (3), the speed reducing motor (5), the rotating shaft (4) and the high support (1); the low support (2) is rotationally connected with the double-lug connecting piece (3), the double-lug connecting piece (3) is fixedly connected with the speed reducing motor (5), an output shaft of the speed reducing motor (5) is fixedly connected with the rotating shaft (4), and the rotating shaft (4) is rotationally connected with the top end of the high support (1);
the plurality of reinforcing struts (9) are fixedly connected to the rotating shaft (4) in a grid shape and are used for supporting the photovoltaic panel;
the two ends of the arc reinforcing rod (6) are fixedly connected with the reinforcing support (9), and the center of the arc reinforcing rod corresponds to the top end of the high support (1);
the rope wheel fixing seat (8) is fixedly connected to the Gao Zhijia (1) and is positioned below the bottom of the arc reinforcing rod (6);
the adjustable rope wheel (7) is fixedly connected to the rope wheel fixing seat (8) and corresponds to the bottom end of the arc reinforcing rod (6);
the steel wire rope is connected with the adjustable rope wheel (7), and two ends of the steel wire rope are fixedly connected with two ends of the arc reinforcing rod (6).
4. A wind-photovoltaic resistant rack system according to claim 3, wherein the data acquisition module comprises:
the anemometer is fixedly connected to the Gao Zhijia (1) and connected with the control module and is used for detecting real-time wind speed;
the inclination angle sensor (10) is fixedly connected with the rotating shaft (4), is arranged at one end, close to the high support (1), of the rotating shaft (4) and is used for detecting the inclination angle of the photovoltaic panel in real time.
5. The wind-photovoltaic resistant stand system of claim 4, wherein the control module comprises:
the box body (11) is fixedly connected to the low bracket (2);
and the controller is electrically connected with the gear motor (5), the anemometer and the inclination sensor (10) and is used for controlling the gear motor (5) to change the inclination angle of the photovoltaic panel according to the data information of the anemometer and the inclination sensor (10).
6. The wind-photovoltaic resistant stand system of claim 5, wherein the controller comprises:
the storage unit is used for storing data information of the anemometer and the inclination angle sensor (10), storing inclination angle values of the photovoltaic panel at each moment every day, storing a high wind speed threshold value and a low wind speed threshold value and storing a wind speed time threshold value;
the dip angle tracking unit is used for tracking dip angles of the photovoltaic panel according to the dip angle values of the photovoltaic panel at each moment every day in the storage unit and the data information of the dip angle sensor (10), and determining the efficiency of the speed reduction motor (5) according to the dip angle value of the dip angle sensor (10);
the wind resistance processing unit is used for acquiring the data information of the anemometer, the high wind speed threshold value, the low wind speed threshold value and the wind speed time threshold value in the storage unit; when the anemometer wind speed is greater than the high wind speed threshold value and the duration time is greater than the wind speed time threshold value, controlling the gear motor (5) to level the dip angle of the photovoltaic panel by combining the data information of the dip angle sensor (10), and determining the efficiency of the gear motor (5) according to the anemometer wind speed; when the wind speed of the anemometer is smaller than the low wind speed threshold value and the duration time is longer than the wind speed time threshold value, controlling the gear motor (5) to adjust the inclination angle of the photovoltaic panel by combining the inclination angle value of the photovoltaic panel at each moment.
7. A wind and photovoltaic resistant support system according to claim 6, characterized in that in said tilt tracking unit, determining the efficiency of said gear motor (5) according to the magnitude of the tilt value of said tilt sensor (10) comprises:
the inclination tracking unit determines the efficiency of the gear motor (5) according to different inclination values A, presets an inclination value matrix A0, and sets A0 (A1, A2, A3 and A4), wherein A1 is a first preset inclination value, A2 is a second preset inclination value, A3 is a third preset inclination value, A4 is a fourth preset inclination value, and A1 is more than A2 and less than A3 and less than A4;
the inclination tracking unit determines the efficiency B of the gear motor (5), presets a gear motor efficiency matrix B0, and sets B0 (B1, B2, B3 and B4), wherein B1 is a first preset gear motor efficiency, B2 is a second preset gear motor efficiency, B3 is a third preset gear motor efficiency, B4 is a fourth preset gear motor efficiency, and B1 is more than B2 is more than B3 is more than B4;
the inclination tracking unit determines the efficiency of the gear motor according to the relation between the inclination value A and the efficiency B of the gear motor (5):
when A1 is less than or equal to A < A2, selecting the first preset gear motor efficiency B1 as the efficiency of the gear motor (5);
when A2 is less than or equal to A < A3, selecting the second preset speed reduction motor efficiency B2 as the efficiency of the speed reduction motor (5);
when A3 is less than or equal to A < A4, selecting the third preset speed reduction motor efficiency B3 as the efficiency of the speed reduction motor (5);
and when A4 is less than or equal to A, selecting the fourth preset speed reduction motor efficiency B4 as the efficiency of the speed reduction motor (5).
8. A wind-resistant photovoltaic bracket system according to claim 6, characterized in that in the wind-resistant processing unit, the efficiency of the gear motor (5) is determined according to the anemometer wind speed, comprising:
the wind resistance processing unit determines the efficiency of the speed reduction motor (5) according to the wind speed of the anemometer, a preset wind speed value matrix C0 and C0 (C1, C2, C3 and C4) are set, wherein C1 is a first preset wind speed value, C2 is a second preset wind speed value, C3 is a third preset wind speed value, C4 is a fourth preset wind speed value, and C1 is more than C2 and less than C3 and less than C4;
the wind resistance processing unit determines the efficiency D of the gear motor (5), presets a gear motor efficiency matrix D0, and sets D0 (D1, D2, D3 and D4), wherein D1 is a first preset gear motor efficiency, D2 is a second preset gear motor efficiency, D3 is a third preset gear motor efficiency, D4 is a fourth preset gear motor efficiency, and D1 is more than D2 is more than D3 is more than D4;
the wind resistance processing unit determines the efficiency of the gear motor (5) according to the relation between the anemometer wind speed value A and the efficiency D of the gear motor (5):
when C1 is less than or equal to C2, selecting the first preset speed reduction motor efficiency D1 as the efficiency of the speed reduction motor (5);
when C2 is less than or equal to C3, selecting the second preset speed reduction motor efficiency D2 as the efficiency of the speed reduction motor (5);
when C3 is less than or equal to C4, selecting the third preset speed reduction motor efficiency D3 as the efficiency of the speed reduction motor (5);
and when C4 is less than or equal to C, selecting the fourth preset speed reduction motor efficiency D4 as the efficiency of the speed reduction motor (5).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117155281A (en) * | 2023-11-01 | 2023-12-01 | 西安广林汇智能源科技有限公司 | New energy power generation monitoring system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117155281A (en) * | 2023-11-01 | 2023-12-01 | 西安广林汇智能源科技有限公司 | New energy power generation monitoring system and method |
| CN117155281B (en) * | 2023-11-01 | 2024-02-02 | 西安广林汇智能源科技有限公司 | New energy power generation monitoring system and method |
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