CN115225030B - Double-sided photovoltaic power generation system applied to snowfield environment - Google Patents
Double-sided photovoltaic power generation system applied to snowfield environment Download PDFInfo
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- 238000010248 power generation Methods 0.000 title claims abstract description 23
- 239000011521 glass Substances 0.000 claims abstract description 139
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- 230000007246 mechanism Effects 0.000 claims description 77
- 230000003014 reinforcing effect Effects 0.000 claims description 31
- 230000001360 synchronised effect Effects 0.000 claims description 30
- 230000008859 change Effects 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 6
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- 230000005484 gravity Effects 0.000 claims description 5
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- 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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses a double-sided photovoltaic power generation assembly and a power generation system applied to a snowfield environment, which comprise: the double-sided dual-glass module comprises a double-sided dual-glass module, a mounting module and a light enhancement module; the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; the light enhancement assembly is arranged on one side of the back face of the double-face double-glass assembly, and the light intensity of only the back face of the double-face double-glass assembly is increased and irradiated through adjusting the light enhancement assembly. The utilization ratio of the scattered light that shines subaerial is improved, the generating efficiency of two-sided dual glass assembly is further promoted.
Description
Technical Field
The invention relates to the technical field of photovoltaic power generation, in particular to a double-sided photovoltaic power generation system applied to a snowfield environment.
Background
The double-sided component is just a component capable of generating power on the front side and the back side as the name implies. When sunlight irradiates the double-sided assembly, part of light is reflected to the back side of the double-sided assembly by the surrounding environment, and the part of light can be absorbed by the cell, so that certain contribution is generated to the photocurrent and the efficiency of the cell. Compared with the conventional single crystal cell, the double-sided photovoltaic module can generate electricity under the conditions of sunlight directly irradiated from the front side and sunlight reflected light received from the back side.
The main factors of the double-sided component power generation gain are as follows: surface reflectivity and assembly height. The direct solar radiation and scattered light will be reflected after reaching the ground, and a part will be reflected to the back of the module. However, the existing double-sided photovoltaic module which can be applied to the snowfield environment is fixedly installed, cannot be adjusted according to the specific environment, and the utilization rate of scattered light is not high.
Disclosure of Invention
The invention provides a double-sided photovoltaic power generation system applied to a snowfield environment, which aims to solve the problems in the prior art.
The invention provides a double-sided photovoltaic power generation system applied to a snowfield environment, which comprises: the double-sided dual-glass module comprises a double-sided dual-glass module, a mounting module and a light enhancement module;
the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; light reinforcing component sets up in two-sided dual glass assembly's back one side, increases the luminous intensity that shines only two-sided dual glass assembly the back through adjusting light reinforcing component.
Preferably, the double-sided double-glass assembly comprises a double-sided photovoltaic cell panel and glass layers arranged on the front side and the back side of the double-sided photovoltaic cell panel; electricity of the double-sided photovoltaic cell panel is led out through the wiring assembly;
the mounting assembly comprises a supporting rod and a bottom bracket, the bottom bracket is fixed on the ground, the supporting rod is fixed on the bottom bracket, and the double-sided double-glass assembly is fixed at the top end of the supporting rod;
the light enhancement assembly comprises a movable bottom plate and a rotatable light reflector arranged on the bottom plate, the relative position of the light reflector and the double-sided double-glass assembly in the horizontal and vertical directions is adjusted by adjusting the position of the bottom plate, and the light intensity reflected to the back of the double-sided photovoltaic cell panel is adjusted by adjusting the rotation angle of the light reflector.
Preferably, the top end of the supporting rod is provided with a synchronous rotating mechanism, the synchronous rotating mechanism controls the double-sided double-glass assembly to rotate so as to change the angle of the double-sided double-glass assembly relative to the ground, and the preset angle of the double-sided double-glass assembly is adjusted by controlling the synchronous rotating mechanism;
the synchronous rotating mechanism adjusts the preset angles of all the double-sided double-glass components which are connected in series or in parallel through synchronous control equipment.
Preferably, the preset angle includes: 45 and 90, when snowing or snow circumstances take place night, will predetermine the angle and set up to 90 degrees, reduce the gravity pressure of snow to two-sided dual glass assembly, all adopt when the rest and predetermine the mode work that the angle is 45.
Preferably, the light enhancement assembly comprises a horizontal moving mechanism and a vertical moving mechanism, the number of the light reflectors is multiple, the double-sided double-glass assembly forms vertical projection on the vertical ground, and the light reflectors move out of the range of the vertical projection through the horizontal moving of the horizontal moving mechanism; and the distance between the light reflecting mirror and the ground is adjusted through the vertical moving mechanism.
Preferably, according to the thickness of the snow cover on the ground, the vertical moving mechanism is controlled to move vertically upwards, and the moving distance is larger than or equal to the thickness of the snow cover on the ground.
Preferably, set up ultrasonic sensor at double-sided dual glass assembly's back, confirm ground snow thickness map through ultrasonic sensor's range finding principle and utilize ultrasonic imaging technique, concrete mode is, through confirming ultrasonic sensor's sound field distribution, obtains the time delay, confirms ground snow thickness map, ultrasonic sensor's sound field distribution adopts the following formula to calculate:
wherein,
for the transmitting sound field of the ultrasonic sensor, is>
N is a variable, and N is the number of superimposed gaussian sound beams; n is 15, R is the spatial distance between the monitoring point and the ultrasonic sensor, D is the planar distance between the monitoring point and the ultrasonic sensor, R is the zero-order approximation of R, and/or>
Is Rayleigh distance, x and y are coordinates of the monitoring point, k is wave number, and->
，/>
Is a complex Gaussian coefficient, is a complex constant, is based on a predetermined criterion>
Is the medium density, c is the speed of sound, and j is the mark of the imaginary part in the complex number.
The method comprises the steps of constructing a sound field model based on an emission sound field of the ultrasonic sensor, simulating to form an imaging system model based on the sound field model, constructing a ground snow thickness map based on the imaging system model, and determining the ground snow thickness based on the ground snow thickness map.
Preferably, the plurality of reflectors are fixed on the bottom plate through an upright column, the mirror surfaces of the reflectors face upwards, and a rotating mechanism is arranged at the top end of the upright column and controls the angles of all the reflectors and the ground; the light intensity of the back of the double-sided double-glass assembly is increased by controlling and adjusting the angle between the reflector and the ground.
Preferably, the light enhancement assembly comprises a first enhancement assembly and a second enhancement assembly, and the first enhancement assembly and the second enhancement assembly are butted through a horizontal moving mechanism; first reinforcing component is located double-sided dual glass assembly's vertical projection's front position, second reinforcing component is located double-sided dual glass assembly's vertical projection's rear end position.
Preferably, the reflecting mirror surface at the front end of the first reinforcing assembly faces the double-sided double-glass assembly, and the reflecting mirror surface at the rear end of the second reinforcing assembly faces the double-sided double-glass assembly;
the rear end of the first reinforcing component and the front end of the second reinforcing component are double-faced reflectors, the double-faced reflectors are in a triangular state, and the mirror surfaces of the two reflectors face outwards.
Preferably, the device also comprises a remote control end, wherein the remote control end is connected with a control part of the synchronous rotating mechanism in a wireless mode to control the preset angle of the double-sided double-glass assembly, is connected with the horizontal moving mechanism and the vertical moving mechanism in a wireless connection mode to control the horizontal position and the vertical position of the light enhancement assembly, and is connected with a control part of the rotating mechanism of the reflector in a wireless connection mode to control the angle between the reflector and the ground;
through the angle of presetting, horizontal position, vertical position and speculum and ground angle are preset in remote control end control and regulation, obtain the change law of the generating efficiency of the double-sided cell panel among the double-sided double-glass assembly, confirm the generating efficiency highest value based on changing the law, according to the angle of presetting of the angle adjustment double-sided double-glass assembly on generating efficiency highest value correspondence, horizontal position, vertical position and speculum and ground, the level and the vertical position of light reinforcing subassembly, and the angle of adjustment speculum.
Compared with the prior art, the invention has the following advantages:
the invention provides a double-sided photovoltaic power generation system applied to a snowfield environment, which comprises: the double-sided dual-glass module comprises a double-sided dual-glass module, a mounting module and a light enhancement module; the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; the light enhancement assembly is arranged on one side of the back face of the double-face double-glass assembly, and the light intensity of only the back face of the double-face double-glass assembly is increased and irradiated through adjusting the light enhancement assembly. The utilization ratio of the scattered light that shines subaerial is improved, the generating efficiency of two-sided dual glass assembly is further promoted.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a double-sided photovoltaic power generation system applied to a snowy ground environment according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a double-sided dual glass assembly according to an embodiment of the present invention;
fig. 3 is a schematic view of another state of the double-sided photovoltaic power generation system applied to the snowfield environment in the embodiment of the invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it should be understood that they are presented herein only to illustrate and explain the present invention and not to limit the present invention.
An embodiment of the present invention provides a double-sided photovoltaic power generation system applied to a snowy environment, as shown in fig. 1 to 3, including: the double-sided dual-glass module comprises a double-sided dual-glass module, a mounting module and a light enhancement module; the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; the light enhancement assembly is arranged on one side of the back face of the double-face double-glass assembly, and the light intensity of only the back face of the double-face double-glass assembly is increased and irradiated through adjusting the light enhancement assembly.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment comprises the following steps: the double-sided dual-glass module comprises a double-sided dual-glass module, a mounting module and a light enhancement module; the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; the light enhancement assembly is arranged on one side of the back face of the double-face double-glass assembly, and the light intensity of only the back face of the double-face double-glass assembly is increased and irradiated through adjusting the light enhancement assembly.
The beneficial effects of the above technical scheme are: the scheme provided by the embodiment comprises the following steps: the double-sided dual-glass assembly comprises a double-sided dual-glass assembly, a mounting assembly and a light enhancement assembly; the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; the light enhancement assembly is arranged on one side of the back face of the double-face double-glass assembly, and the light intensity of only the back face of the double-face double-glass assembly is increased and irradiated through adjusting the light enhancement assembly. The utilization ratio of the scattered light that shines subaerial is improved, the generating efficiency of two-sided dual glass assembly is further promoted.
In another embodiment, the double-sided dual glass assembly comprises a double-sided photovoltaic cell panel and glass layers arranged on the front and back of the double-sided photovoltaic cell panel; electricity of the double-sided photovoltaic cell panel is led out through the wiring assembly;
the mounting assembly comprises a supporting rod and a bottom bracket, the bottom bracket is fixed on the ground, the supporting rod is fixed on the bottom bracket, and the double-sided double-glass assembly is fixed at the top end of the supporting rod;
the light enhancement assembly comprises a movable bottom plate and a rotatable light reflector arranged on the bottom plate, the relative position of the light reflector and the double-sided double-glass assembly in the horizontal and vertical directions is adjusted by adjusting the position of the bottom plate, and the light intensity reflected to the back of the double-sided photovoltaic cell panel is adjusted by adjusting the rotation angle of the light reflector.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the double-sided double-glass assembly comprises a double-sided photovoltaic cell panel and glass layers arranged on the front side and the back side of the double-sided photovoltaic cell panel; electricity of the double-sided photovoltaic cell panel is led out through the wiring assembly;
the mounting assembly comprises a supporting rod and a bottom bracket, the bottom bracket is fixed on the ground, the supporting rod is fixed on the bottom bracket, and the double-sided double-glass assembly is fixed at the top end of the supporting rod;
the light enhancement assembly comprises a movable bottom plate and a rotatable light reflector arranged on the bottom plate, the relative position of the light reflector and the double-sided double-glass assembly in the horizontal and vertical directions is adjusted by adjusting the position of the bottom plate, and the light intensity reflected to the back of the double-sided photovoltaic cell panel is adjusted by adjusting the rotation angle of the light reflector.
The beneficial effects of the above technical scheme are: the double-sided double-glass assembly comprises a double-sided photovoltaic cell panel and glass layers arranged on the front side and the back side of the double-sided photovoltaic cell panel; electricity of the double-sided photovoltaic cell panel is led out through the wiring assembly;
the mounting assembly comprises a supporting rod and a bottom bracket, the bottom bracket is fixed on the ground, the supporting rod is fixed on the bottom bracket, and the double-sided double-glass assembly is fixed at the top end of the supporting rod;
the light enhancement assembly comprises a movable bottom plate and a rotatable light reflector arranged on the bottom plate, the relative position of the light reflector and the double-sided double-glass assembly in the horizontal and vertical directions is adjusted by adjusting the position of the bottom plate, and the light intensity reflected to the back of the double-sided photovoltaic cell panel is adjusted by adjusting the rotation angle of the light reflector.
In another embodiment, a synchronous rotating mechanism is arranged at the top end of the supporting rod, the synchronous rotating mechanism controls the double-sided double-glass assembly to rotate so as to change the angle of the double-sided double-glass assembly relative to the ground, and the preset angle of the double-sided double-glass assembly is adjusted by controlling the synchronous rotating mechanism;
the synchronous rotating mechanism adjusts the preset angles of all the double-sided double-glass assemblies which are connected in series or in parallel through synchronous control equipment.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the top end of the supporting rod is provided with a synchronous rotating mechanism, the synchronous rotating mechanism controls the double-sided double-glass assembly to rotate so as to change the angle of the double-sided double-glass assembly relative to the ground, and the preset angle of the double-sided double-glass assembly is adjusted by controlling the synchronous rotating mechanism;
the synchronous rotating mechanism adjusts the preset angles of all the double-sided double-glass assemblies which are connected in series or in parallel through synchronous control equipment.
The beneficial effects of the above technical scheme are: according to the scheme provided by the embodiment, the top end of the supporting rod is provided with the synchronous rotating mechanism, the synchronous rotating mechanism controls the double-sided double-glass assembly to rotate so as to change the angle of the double-sided double-glass assembly relative to the ground, and the preset angle of the double-sided double-glass assembly is adjusted by controlling the synchronous rotating mechanism;
the synchronous rotating mechanism adjusts the preset angles of all the double-sided double-glass assemblies which are connected in series or in parallel through synchronous control equipment.
In another embodiment, the preset angle includes: 45 and 90, when snowing or snow circumstances take place night, will predetermine the angle and set up to 90 degrees, reduce the gravity pressure of snow to two-sided dual glass assembly, all adopt when the rest and predetermine the mode work that the angle is 45.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the preset angle comprises: 45 and 90, when snowing or snow circumstances take place night, will predetermine the angle and set up to 90 degrees, reduce the gravity pressure of snow to two-sided dual glass assembly, all adopt when the rest and predetermine the mode work that the angle is 45.
The beneficial effects of the above technical scheme are: adopt the scheme that this embodiment provided the preset angle includes: 45 and 90, when snowing or the snow circumstances takes place night, will predetermine the angle and set up to 90 degrees, reduce snow to two-sided dual glass assembly's gravity pressure, all adopt when the surplus and predetermine the mode work that the angle is 45.
In another embodiment, the light enhancement assembly comprises a horizontal moving mechanism and a vertical moving mechanism, the number of the light reflectors is multiple, the double-sided double-glass assembly forms a vertical projection on a vertical ground, and the plurality of the light reflectors are moved out of the range of the vertical projection through the horizontal moving mechanism; and the distance between the light reflecting mirror and the ground is adjusted through the vertical moving mechanism.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the light enhancement assembly comprises a horizontal moving mechanism and a vertical moving mechanism, a plurality of light reflectors are arranged, the double-sided double-glass assembly forms vertical projection on the vertical ground, and the plurality of light reflectors move out of the range of the vertical projection through the horizontal moving mechanism; and the distance between the light reflecting mirror and the ground is adjusted through the vertical moving mechanism.
The beneficial effects of the above technical scheme are: the light enhancement assembly comprises a horizontal moving mechanism and a vertical moving mechanism, wherein a plurality of light reflectors are arranged, the double-sided double-glass assembly forms vertical projection on the vertical ground, and the light reflectors move out of the range of the vertical projection through the horizontal moving of the horizontal moving mechanism; and the distance between the light reflecting mirror and the ground is adjusted through the vertical moving mechanism.
In another embodiment, according to the thickness of the snow cover on the ground, the vertical moving mechanism is controlled to move vertically upwards for a moving distance which is greater than or equal to the thickness of the snow cover on the ground.
The working principle of the technical scheme is as follows: the scheme that this embodiment adopted is according to ground snow thickness, through control vertical movement mechanism moves vertically upwards, and the migration distance is more than or equal to ground snow thickness.
The beneficial effects of the above technical scheme are: according to the scheme provided by the embodiment, the vertical moving mechanism is controlled to vertically move upwards according to the thickness of the snow on the ground, and the moving distance is larger than or equal to the thickness of the snow on the ground. The power generation assembly suitable for installing the double-sided double-glass assembly in the snowfield environment adjusts the height and the position of the light enhancement assembly at any time according to the thickness of the snow on the ground, and the power generation efficiency is guaranteed.
In another embodiment, the plurality of reflectors are fixed on the bottom plate through upright posts, the mirror surfaces of the reflectors face upwards, and a rotating mechanism is arranged at the top ends of the upright posts and controls the angles of all the reflectors and the ground; the light intensity of the back of the double-sided double-glass assembly is increased by controlling and adjusting the angle between the reflector and the ground.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the plurality of reflectors are fixed on the bottom plate through the upright posts, the mirror surfaces of the reflectors face upwards, and the top ends of the upright posts are provided with the rotating mechanisms which control the angles between all the reflectors and the ground; the light intensity of the back of the double-sided double-glass assembly is increased by controlling and adjusting the angle between the reflector and the ground.
The beneficial effects of the above technical scheme are: according to the scheme provided by the embodiment, the plurality of reflectors are fixed on the bottom plate through the upright posts, the mirror surfaces of the reflectors face upwards, the top ends of the upright posts are provided with the rotating mechanisms, and the rotating mechanisms control the angles of all the reflectors and the ground; the light intensity of the back of the double-sided double-glass assembly is increased by controlling and adjusting the angle between the reflector and the ground.
In another embodiment, the light enhancement assembly includes a first enhancement assembly and a second enhancement assembly, the first enhancement assembly and the second enhancement assembly being interfaced by a horizontal movement mechanism; first reinforcing component is located double-sided dual glass assembly's vertical projection's front position, second reinforcing component is located double-sided dual glass assembly's vertical projection's rear end position.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the light enhancement assembly comprises a first enhancement assembly and a second enhancement assembly, and the first enhancement assembly is butted with the second enhancement assembly through a horizontal moving mechanism; first reinforcing component is located double-sided dual glass assembly's vertical projection's front position, second reinforcing component is located double-sided dual glass assembly's vertical projection's rear end position.
The beneficial effects of the above technical scheme are: the light enhancement assembly provided by the embodiment comprises a first enhancement assembly and a second enhancement assembly, wherein the first enhancement assembly and the second enhancement assembly are butted through a horizontal moving mechanism; first reinforcing component is located double-sided dual glass assembly's vertical projection's front position, second reinforcing component is located double-sided dual glass assembly's vertical projection's rear end position.
In another embodiment, the front end of the first reinforcing assembly has a mirror surface facing the double-sided double-glass assembly, and the back end of the second reinforcing assembly has a mirror surface facing the double-sided double-glass assembly;
the rear end of the first reinforcing component and the front end of the second reinforcing component are double-faced reflectors, the double-faced reflectors are in a triangular state, and the mirror surfaces of the two reflectors face outwards.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment is that the reflecting mirror surface at the front end of the first enhancement assembly faces the double-sided double-glass assembly, and the reflecting mirror surface at the rear end of the second enhancement assembly faces the double-sided double-glass assembly;
the rear end of the first reinforcing component and the front end of the second reinforcing component are both double-sided reflectors, the double-sided reflectors are in triangular states, and the mirror surfaces of the two reflectors face outwards.
The beneficial effects of the above technical scheme are: by adopting the scheme provided by the embodiment, the reflecting mirror surface at the front end of the first enhancement assembly faces the double-sided double-glass assembly, and the reflecting mirror surface at the rear end of the second enhancement assembly faces the double-sided double-glass assembly;
the rear end of the first reinforcing component and the front end of the second reinforcing component are both double-sided reflectors, the double-sided reflectors are in triangular states, and the mirror surfaces of the two reflectors face outwards.
In another embodiment, the device further comprises a remote control end, wherein the remote control end is connected with the control part of the synchronous rotating mechanism in a wireless mode to control the preset angle of the double-sided double-glass assembly, is connected with the horizontal moving mechanism and the vertical moving mechanism in a wireless connection mode to control the horizontal position and the vertical position of the light enhancement assembly, and is connected with the control part of the rotating mechanism of the reflector in a wireless connection mode to control the angle between the reflector and the ground;
the angle, horizontal position, vertical position and the angle of speculum and ground are preset through remote control end control and regulation, obtain the change law of the generating efficiency of the double-sided battery board in the double-sided double glass assembly, confirm the generating efficiency maximum value based on the change law, according to the angle of presetting the double-sided double glass assembly of the angular adjustment of generating efficiency maximum value correspondence, horizontal position, vertical position and speculum and ground, the level and the vertical position of light reinforcing subassembly to and the angle of adjustment speculum.
The working principle of the technical scheme is as follows: the scheme adopted by the embodiment also comprises a remote control end, wherein the remote control end is connected with a control part of the synchronous rotating mechanism in a wireless mode to control the preset angle of the double-sided double-glass assembly, is connected with the horizontal moving mechanism and the vertical moving mechanism in a wireless connection mode to control the horizontal position and the vertical position of the light enhancement assembly, and is connected with a control part of a rotating mechanism of the reflector in a wireless connection mode to control the angle between the reflector and the ground;
the angle, horizontal position, vertical position and the angle of speculum and ground are preset through remote control end control and regulation, obtain the change law of the generating efficiency of the double-sided battery board in the double-sided double glass assembly, confirm the generating efficiency maximum value based on the change law, according to the angle of presetting the double-sided double glass assembly of the angular adjustment of generating efficiency maximum value correspondence, horizontal position, vertical position and speculum and ground, the level and the vertical position of light reinforcing subassembly to and the angle of adjustment speculum.
The beneficial effects of the above technical scheme are: the scheme provided by the embodiment further comprises a remote control end, wherein the remote control end is connected with the control part of the synchronous rotating mechanism in a wireless mode to control the preset angle of the double-sided double-glass assembly, is connected with the horizontal moving mechanism and the vertical moving mechanism in a wireless connection mode to control the horizontal position and the vertical position of the light enhancement assembly, and is connected with the control part of the rotating mechanism of the reflector in a wireless connection mode to control the angle between the reflector and the ground;
the angle, horizontal position, vertical position and the angle of speculum and ground are preset through remote control end control and regulation, obtain the change law of the generating efficiency of the double-sided battery board in the double-sided double glass assembly, confirm the generating efficiency maximum value based on the change law, according to the angle of presetting the double-sided double glass assembly of the angular adjustment of generating efficiency maximum value correspondence, horizontal position, vertical position and speculum and ground, the level and the vertical position of light reinforcing subassembly to and the angle of adjustment speculum.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A two-sided photovoltaic power generation system for snow environment, characterized in that includes: the double-sided dual-glass module comprises a double-sided dual-glass module, a mounting module and a light enhancement module;
the double-sided double-glass assembly is fixed on the mounting assembly, and the angle between the double-sided double-glass assembly and the ground is a preset angle; the light enhancement assembly is arranged on one side of the back surface of the double-surface double-glass assembly, and the light intensity of the back surface of the double-surface double-glass assembly is increased by adjusting the light enhancement assembly;
the double-sided double-glass assembly comprises a double-sided photovoltaic cell panel and glass layers arranged on the front side and the back side of the double-sided photovoltaic cell panel; electricity of the double-sided photovoltaic cell panel is led out through the wiring assembly;
the mounting assembly comprises a supporting rod and a bottom bracket, the bottom bracket is fixed on the ground, the supporting rod is fixed on the bottom bracket, and the double-sided double-glass assembly is fixed at the top end of the supporting rod;
the light enhancement assembly comprises a movable bottom plate and a rotatable light reflector arranged on the bottom plate, the relative position of the light reflector and the double-sided double-glass assembly in the horizontal and vertical directions is adjusted by adjusting the position of the bottom plate, and the light intensity reflected to the back of the double-sided photovoltaic cell panel is adjusted by adjusting the rotation angle of the light reflector;
set up ultrasonic sensor at double-sided dual glass assembly's back, through ultrasonic sensor's range finding principle and utilize ultrasonic imaging technique to confirm ground snow thickness map, concrete mode is, through confirming ultrasonic sensor's sound field distribution, obtains the time delay, confirms ground snow thickness map, ultrasonic sensor's sound field distribution adopts the following formula to calculate:
wherein,
for the transmitting sound field of the ultrasonic sensor, is>
N is a variable, and N is the number of superimposed gaussian sound beams; n is 15, R is the spatial distance between the monitoring point and the ultrasonic sensor, D is the planar distance between the monitoring point and the ultrasonic sensor, R is the zero-order approximation of R, and/or>
Is Rayleigh distance, x and y are coordinates of the monitoring point, k is wave number, and->
，/>
Is a complex Gaussian coefficient, is a complex constant, is based on a predetermined criterion>
Is the medium density, c is the sound velocity, j is the imaginary part marker in the complex number;
the remote control end is connected with the control part of the synchronous rotating mechanism in a wireless mode to control the preset angle of the double-sided double-glass assembly, is connected with the horizontal moving mechanism and the vertical moving mechanism in a wireless connection mode to control the horizontal position and the vertical position of the light enhancement assembly, and is connected with the control part of the rotating mechanism of the reflector in a wireless connection mode to control the angle between the reflector and the ground;
the angle, horizontal position, vertical position and the angle of speculum and ground are preset through remote control end control and regulation, obtain the change law of the generating efficiency of the double-sided battery board in the double-sided double glass assembly, confirm the generating efficiency maximum value based on the change law, according to the angle of presetting the double-sided double glass assembly of the angular adjustment of generating efficiency maximum value correspondence, horizontal position, vertical position and speculum and ground, the level and the vertical position of light reinforcing subassembly to and the angle of adjustment speculum.
2. The double-sided photovoltaic power generation system applied to the snowfield environment as claimed in claim 1, wherein a synchronous rotating mechanism is arranged at the top end of the supporting rod, the synchronous rotating mechanism controls the double-sided double-glass assembly to rotate so as to change the angle of the double-sided double-glass assembly relative to the ground, and the preset angle of the double-sided double-glass assembly is adjusted by controlling the synchronous rotating mechanism;
the synchronous rotating mechanism adjusts the preset angles of all the double-sided double-glass assemblies which are connected in series or in parallel through synchronous control equipment.
3. The bifacial photovoltaic power generation system as recited in claim 2, wherein said predetermined angle comprises: 45 and 90, when snowing or the snow circumstances takes place night, will predetermine the angle and set up to 90 degrees, reduce snow to two-sided dual glass assembly's gravity pressure, all adopt when the surplus and predetermine the mode work that the angle is 45.
4. The double-sided photovoltaic power generation system applied to the snowfield environment according to claim 3, wherein the light enhancement assembly comprises a plurality of horizontal moving mechanisms and a plurality of vertical moving mechanisms, the light reflectors are arranged in a plurality, the double-sided double glass assembly forms a vertical projection on the vertical ground, and the plurality of light reflectors are moved out of the range of the vertical projection through the horizontal moving mechanism; and the distance between the light reflecting mirror and the ground is adjusted through the vertical moving mechanism.
5. The bifacial photovoltaic power generation system for snowy environments as claimed in claim 4, wherein the vertical moving mechanism is controlled to move vertically upwards according to the thickness of the snow on the ground, and the moving distance is greater than or equal to the thickness of the snow on the ground.
6. The double-sided photovoltaic power generation system applied to the snowfield environment is characterized in that the reflectors are fixed on the bottom plate through an upright post, the mirror surface of each reflector faces upwards, a rotating mechanism is arranged at the top end of the upright post, and the rotating mechanism controls the angles of all the reflectors and the ground; the light intensity of the back of the double-sided double-glass assembly is increased by controlling and adjusting the angle between the reflector and the ground.
7. The bifacial photovoltaic power generation system for application in a snowfield environment of claim 6, wherein said light enhancement assembly includes a first enhancement assembly and a second enhancement assembly, said first enhancement assembly and said second enhancement assembly being interfaced by a horizontal movement mechanism; first reinforcing component is located double-sided dual glass assembly's vertical projection's front position, second reinforcing component is located double-sided dual glass assembly's vertical projection's rear end position.
8. The bifacial photovoltaic power generation system for application in a snowy field environment of claim 7, wherein the mirror at the front end of the first enhancement assembly faces the bifacial dual glass assembly and the mirror at the back end of the second enhancement assembly faces the bifacial dual glass assembly;
the rear end of the first reinforcing component and the front end of the second reinforcing component are both double-sided reflectors, the double-sided reflectors are in triangular states, and the mirror surfaces of the two reflectors face outwards.
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