CN109818565A - A kind of photovoltaic battery panel removes accumulated snow device and method automatically - Google Patents
A kind of photovoltaic battery panel removes accumulated snow device and method automatically Download PDFInfo
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- CN109818565A CN109818565A CN201910262579.1A CN201910262579A CN109818565A CN 109818565 A CN109818565 A CN 109818565A CN 201910262579 A CN201910262579 A CN 201910262579A CN 109818565 A CN109818565 A CN 109818565A
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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 application provides a kind of photovoltaic battery panel and removes accumulated snow device automatically, including heating device, controller, Snow Thickness sensor and temperature sensor, the heating device includes photovoltaic battery panel and heating tape, the Snow Thickness sensor is arranged in the vertical direction of the photovoltaic battery panel, for detecting the Snow Thickness on photovoltaic battery panel, the temperature sensor is arranged on the photovoltaic battery panel, for detecting the temperature of surface of photovoltaic cell panel, the controller is connect with the Snow Thickness sensor and temperature sensor, for determining working condition according to the detected value of the Snow Thickness sensor and/or the detected value of temperature sensor, it controls electric system and electric energy is transmitted to the photovoltaic battery panel, so that the photovoltaic battery panel fever removes accumulated snow or the control photovoltaic battery panel to electrical power system transmission electric energy, with into The normal photovoltaic power generation of row.The present apparatus is not required to manual operation, and implementation cost is lower.
Description
Technical field
This application involves technical field of solar, specifically a kind of photovoltaic battery panel removes accumulated snow device and method automatically.
Background technique
Solar energy power generating is widely used, and photovoltaic battery panel is the core of solar photovoltaic generation system
Point.Since photovoltaic battery panel is placed outdoors for a long time, weather conditions easily influence its generating efficiency.It is especially higher in latitude
Area, such as China is northern, and solar energy resources are abundant, but winter severe cold is very long and snowfall is big, snow cover photovoltaic cell
Plate affects photovoltaic cell and solar energy is absorbed and utilized, photovoltaic cell is caused to can not work normally, while increasing photovoltaic cell
The load-bearing pressure of plate influences photovoltaic cell service life, therefore need to remove the accumulated snow on photovoltaic battery panel in time.Light is removed at present
The major way of accumulated snow or artificial snow removing (being usually manually equipped with giant or cleaning brush) on solar panel are lied prostrate, although operation
Simply, but human cost is high, photovoltaic module easy to damage and there are personal safety hidden danger.There are also robots for existing disclosed technology
Snow removing and the methods of external Snow removing tool, all have that device is complicated, the drawbacks such as inflexible for use.
Summary of the invention
The purpose of the application be in view of the deficiencies of the prior art, propose a kind of photovoltaic battery panel remove automatically accumulated snow device and
Method.
A kind of photovoltaic battery panel provided by the present application removes accumulated snow device, including heating device, controller, accumulated snow thickness automatically
It spends sensor and temperature sensor, the heating device includes photovoltaic battery panel, the Snow Thickness sensor is arranged described
In the vertical direction of photovoltaic battery panel, for detecting the Snow Thickness on photovoltaic battery panel, the temperature sensor is arranged in institute
State on photovoltaic battery panel, for detecting the temperature of surface of photovoltaic cell panel, the controller and the Snow Thickness sensor and
Temperature sensor connection, for being determined according to the detected value of the Snow Thickness sensor and/or the detected value of temperature sensor
Working condition, in the first operative state, the controller control electric system transmit electric energy to the photovoltaic battery panel, so that
Accumulated snow is removed in the photovoltaic battery panel fever, and in a second operative state, the controller control photovoltaic battery panel carries out normal
Photovoltaic power generation, to electric system supply electric energy.
Further, the heating device further includes heating tape, and the side of the photovoltaic battery panel is arranged in the heating tape
The frame back side, in the first operative state, the controller also control electric system and transmit electric energy to the heating tape, so that described
Accumulated snow is removed in heating tape fever.
Further, the electric system includes direct current power system and/or AC electric power systems.
Further, the direct current power system is battery, and the battery is separately connected photovoltaic battery panel, heating tape
And controller.
Further, which is characterized in that the AC electric power systems is connect by rectification inverter circuit with heating device,
Under first working condition, the controller controls rectification inverter circuit antikinesis, as rectifier by the AC power system
The AC conversion of system is is transmitted to heating device after direct current, and in a second operative state, the controller control rectification is inverse
The DC conversion of the photovoltaic battery panel is transmitted to AC power after alternating current as inverter by the operation of power transformation road forward direction
System.
Further, the photovoltaic battery panel is in tilted layout, the minimum cant of the photovoltaic battery panel and horizontal plane
For θ, the coefficient of friction of accumulated snow and the surface of photovoltaic cell panel is μ, and μ=tan θ.
Further, the condition of first working condition is that Snow Thickness sensor detects the product on photovoltaic battery panel
It avenges thickness and is higher than 3cm, the condition of second working condition is that Snow Thickness sensor detects the accumulated snow on photovoltaic battery panel
Thickness is lower than 3cm, and temperature sensor detects that the temperature of photovoltaic battery panel is higher than 0 DEG C.
A kind of photovoltaic battery panel provided by the present application removes accumulated snow method automatically, removes accumulated snow automatically using photovoltaic battery panel
Device the described method comprises the following steps:
The Snow Thickness on photovoltaic battery panel is detected by Snow Thickness sensor, and photovoltaic is detected by temperature sensor
The temperature of solar panel；
Working condition is determined according to the detected value of the detected value of the Snow Thickness sensor and/or temperature sensor；
In the first operative state, the controller control electric system transmits electricity to the photovoltaic battery panel and heating tape
Can, so that accumulated snow is removed in the photovoltaic battery panel and heating tape fever, in a second operative state, described in the controller control
Photovoltaic battery panel is to electrical power system transmission electric energy, to carry out normal photovoltaic power generation.
Further, the electric system includes direct current power system and/or AC electric power systems；
Wherein, the direct current power system be battery, the battery be separately connected photovoltaic battery panel, heating tape and
Controller；
The AC electric power systems is by rectification inverter circuit and photovoltaic battery panel and heating band connection, in the first work shape
Under state, the controller controls rectification inverter circuit antikinesis, as rectifier by the alternating current of the AC electric power systems
It is transmitted to heating device after being converted into direct current, in a second operative state, the controller control rectification inverter circuit is positive
The DC conversion of the photovoltaic battery panel is transmitted to AC electric power systems after alternating current as inverter by operation.
Further, the condition of first working condition is that Snow Thickness sensor detects the product on photovoltaic battery panel
It avenges thickness and is higher than 3cm, the condition of second working condition is that Snow Thickness sensor detects the accumulated snow on photovoltaic battery panel
Thickness is lower than 3cm, and temperature sensor detects that the temperature of photovoltaic battery panel is higher than 0 DEG C.
Compared with prior art, the application has the following technical effect that
1. the application can convert the solar into the characteristic of electric energy using photovoltaic battery panel, when not needing to remove accumulated snow,
Controller controls the photovoltaic battery panel to electrical power system transmission electric energy, can carry out normal photovoltaic power generation, need to remove product
When snow, under control of the controller, electric system transmits electric energy to the photovoltaic battery panel, so that photovoltaic battery panel fever is clear
Except accumulated snow.Photovoltaic battery panel is taken to provide the snow-removing method that electric energy is used for self-heating, device is simple, is not required to manual operation, implements
Cost is relatively low.
2. photovoltaic battery panel is connected sensor in the application, surface of photovoltaic cell panel can be detected in time by snow cover
The case where, automatic snow is carried out, improves the efficiency of solar energy power generating, and save human cost, reduces security risk.
3. photovoltaic battery panel in the application by automatic heating and melting accumulated snow and can make accumulated snow from surface of photovoltaic cell panel
It slides, the risk of photovoltaic battery panel can be damaged by avoiding manually or mechanically snow removing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that photovoltaic battery panel removes accumulated snow device automatically in a kind of embodiment provided herein；
Fig. 2 is to remove accumulated snow automatically using the photovoltaic battery panel of direct current power system in a kind of embodiment provided herein
Method；
Fig. 3 is to remove accumulated snow automatically using the photovoltaic battery panel of AC electric power systems in a kind of embodiment provided herein
Method；
Main element label declaration: heating device 1, photovoltaic battery panel 11, heating tape 12, Snow Thickness sensor 2, temperature
Sensor 3, controller 4, battery 5, inverter 6, AC electric power systems 7
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Whole description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those of ordinary skill in the art do not make obtained every other under the premise of creative work again
Embodiment shall fall in the protection scope of this application.
As shown in Figure 1, provide a kind of photovoltaic battery panel in a kind of embodiment of the application removes accumulated snow device automatically, wrap
Heating device 1, Snow Thickness sensor 2, temperature sensor 3 and controller 4 are included, the heating device 1 includes photovoltaic battery panel
11, the Snow Thickness sensor 2 is arranged in the vertical direction of the photovoltaic battery panel 11, for detecting photovoltaic battery panel 11
On Snow Thickness, the temperature sensor 3 is arranged on the photovoltaic battery panel 11, for detecting the temperature of photovoltaic battery panel 11
Degree, the controller 4 are connect with the Snow Thickness sensor 2 and temperature sensor 3, for being sensed according to the Snow Thickness
The detected value of device 2 and/or the detected value of temperature sensor 3 determine working condition.
According to the detected value of the Snow Thickness sensor 2 and/or the detected value of temperature sensor 3, electric system and light
Volt solar panel 11 is in two kinds of working conditions, and in the first operative state, the controller 4 controls electric system to the photovoltaic
Solar panel 11 transmits electric energy, so that accumulated snow, in a second operative state, the controller are removed in the fever of the photovoltaic battery panel 11
The 4 control photovoltaic battery panels 11 are to electrical power system transmission electric energy, to carry out normal photovoltaic power generation.
The heating device 1 further includes heating tape 12, and the frame of the photovoltaic battery panel 11 is arranged in the heating tape 12
Bottom.It is internal to generate heat without cell piece since the frame of photovoltaic battery panel 11 is mostly aluminum alloy frame, it generates heat in photovoltaic battery panel 11
When snow removing, the accumulated snow on 11 frame of photovoltaic battery panel is easy to freeze and be attached on frame, increases whole on photovoltaic battery panel 11
The resistance that a snow cover slides, so that snow removing difficulty increases.Therefore, heating tape is set in the frame bottom of photovoltaic battery panel 11
12, heating tape 12 is in parallel with photovoltaic battery panel 11, and therefore, in the first operative state, it is same that the controller 4 controls electric system
When to photovoltaic battery panel 11 and heating tape 12 transmit electric energy, the frame of photovoltaic battery panel 11 and photovoltaic battery panel 11 is heated,
It can accelerate accumulated snow landing.
The condition of first working condition is that Snow Thickness sensor 2 detects the Snow Thickness on photovoltaic battery panel 11
Higher than 3cm, the condition of second working condition is that Snow Thickness sensor 2 detects the Snow Thickness on photovoltaic battery panel 11
Lower than 3cm, and temperature sensor 3 detects that the temperature of photovoltaic battery panel 11 is higher than 0 DEG C.
The electric system includes direct current power system and/or AC electric power systems.
Because photovoltaic battery panel 11 can convert solar energy into electrical energy, the Snow Thickness on photovoltaic battery panel 11 is lower than
3cm, and when temperature sensor 3 detects that the temperature of photovoltaic battery panel 11 is higher than 0 DEG C, photovoltaic battery panel 11 is in normal work
State, photovoltaic battery panel 11 provide direct current for electric system, charge for battery 5, and electric system at this time is direct current power
System.The direct current power system is battery 5, and the battery 5 is separately connected photovoltaic battery panel 11, heating tape 12 and control
Device 4 processed.
When Snow Thickness sensor 2 detects that the Snow Thickness on photovoltaic battery panel 11 higher than 3cm, meets automatic snow item
Part, battery 5 and photovoltaic battery panel 11 are in the first working condition, and controller 4 issues signal, and making the electric discharge of battery 5 is the sun
Energy solar panel 11 and heating tape 12 power, and for heating photovoltaic battery panel 11 and heating tape 12, start to remove the snow；
When the Snow Thickness on photovoltaic battery panel 11 is lower than 3cm, and temperature sensor 3 detects the temperature of photovoltaic battery panel 11
When degree is higher than 0 DEG C, it is unsatisfactory for automatic snow condition, battery 5 and photovoltaic battery panel 11 are in the second working condition, in controller
Under 4 control, photovoltaic battery panel 11 carries out normal photovoltaic power generation work, converts solar energy into electrical energy, and fills for battery 5
Electricity.
Photovoltaic battery panel 11 provides direct current for electric system, and AC electric power systems 7 needs to generate photovoltaic battery panel 11
DC conversion be alternating current come be supplied to user use.AC electric power systems 7 can be all kinds of AC networks.AC power
System 7 is connect by rectification inverter circuit with photovoltaic battery panel 11 and heating tape 12.
When Snow Thickness sensor 2 detects that the Snow Thickness on photovoltaic battery panel 11 higher than 3cm, meets automatic snow item
Part, AC electric power systems 7 are in the first working condition, and the controller 4 controls rectification inverter circuit antikinesis, as rectification
The AC conversion of the AC electric power systems 7 is transmitted to photovoltaic battery panel 11 and heating tape 12 after direct current by device, is heated
Photovoltaic battery panel 11 and heating tape 12 start automatic snow；
When Snow Thickness sensor 2 detects that the Snow Thickness on photovoltaic battery panel 11 is lower than 3cm, and temperature sensor 3
When detecting that the temperature of photovoltaic battery panel 11 is higher than 0 DEG C, it is unsatisfactory for automatic snow condition, at inverter 6 and AC electric power systems 7
In the second working condition, the controller 4 controls the operation of rectification inverter circuit forward direction, as inverter 6 by the photovoltaic cell
The DC conversion of plate 11 be alternating current after be transmitted to AC electric power systems 7.
The photovoltaic battery panel 11 is inclined relative to horizontal arrangement, and the minimum of the photovoltaic battery panel 11 and horizontal plane is inclined
Rake angle is θ, and the coefficient of friction on accumulated snow and 11 surface of photovoltaic battery panel is μ, and μ=tan θ.
The method that photovoltaic battery panel 11 removes accumulated snow automatically removes accumulated snow device using the photovoltaic battery panel 11 automatically,
11 surface temperature of photovoltaic battery panel is increased, the accumulated snow on photovoltaic battery panel 11 is automatically removed.Since electric system includes direct current
Electric system and/or AC electric power systems, thus with two kinds of embodiments come tell about photovoltaic battery panel 11 automatically remove accumulated snow side
Method.
Embodiment one:
The Snow Thickness sensor 2 is arranged in the vertical direction of the photovoltaic battery panel 11, for detecting photovoltaic electric
Snow Thickness on pond plate 11, the temperature sensor 3 is arranged on the photovoltaic battery panel 11, for detecting photovoltaic battery panel
11 temperature, the controller 4 are connect with the Snow Thickness sensor 2 and temperature sensor 3, for thick according to the accumulated snow
The detected value of the detected value and/or temperature sensor 3 of spending sensor 2 determines working condition.The direct current power system is electric power storage
Pond 5, the battery 5 are separately connected photovoltaic battery panel 11, heating tape 12 and controller 4.
Under direct current power system electric power thus supplied, photovoltaic battery panel 11 automatically remove accumulated snow method the following steps are included:
The Snow Thickness on photovoltaic battery panel 11 is detected by Snow Thickness sensor 2, and is detected by temperature sensor 3
The temperature of photovoltaic battery panel 11；
Working condition is determined according to the detected value of the detected value of the Snow Thickness sensor 2 and/or temperature sensor 3；
The condition of first working condition is that Snow Thickness sensor 2 detects the Snow Thickness on photovoltaic battery panel 11
Higher than 3cm, the condition of second working condition is that Snow Thickness sensor 2 detects the Snow Thickness on photovoltaic battery panel 11
Lower than 3cm, and temperature sensor 3 detects that the temperature of photovoltaic battery panel 11 is higher than 0 DEG C.
In the first operative state, the controller 4 issues signal, and control battery 5 passes the photovoltaic battery panel 11
Transmission of electricity energy, so that accumulated snow is removed in the fever of the photovoltaic battery panel 11；In a second operative state, the controller 4 controls described
Photovoltaic battery panel 11 transmits electric energy to battery 5, to carry out normal photovoltaic power generation.
Embodiment two:
The Snow Thickness sensor 2 is arranged in the vertical direction of the photovoltaic battery panel 11, for detecting photovoltaic electric
Snow Thickness on pond plate 11, the temperature sensor 3 is arranged on the photovoltaic battery panel 11, for detecting photovoltaic battery panel
11 temperature, the controller 4 are connect with the Snow Thickness sensor 2 and temperature sensor 3, for thick according to the accumulated snow
The detected value of the detected value and/or temperature sensor 3 of spending sensor 2 determines working condition.AC electric power systems 7 can be all kinds of
AC network.Under 7 electric power thus supplied of AC electric power systems, the AC electric power systems 7 passes through rectification inverter circuit and photovoltaic cell
Plate 11 and heating tape 12 connect.
Under 7 electric power thus supplied of AC electric power systems, photovoltaic battery panel 11 automatically remove accumulated snow method the following steps are included:
The Snow Thickness on photovoltaic battery panel 11 is detected by Snow Thickness sensor 2, and is detected by temperature sensor 3
The temperature of photovoltaic battery panel 11；
Working condition is determined according to the detected value of the detected value of the Snow Thickness sensor 2 and/or temperature sensor 3；
The condition of first working condition is that Snow Thickness sensor 2 detects the Snow Thickness on photovoltaic battery panel 11
Higher than 3cm, the condition of second working condition is that Snow Thickness sensor 2 detects the Snow Thickness on photovoltaic battery panel 11
Lower than 3cm, and temperature sensor 3 detects that the temperature of photovoltaic battery panel 11 is higher than 0 DEG C.
In the first operative state, the controller 4 controls rectification inverter circuit antikinesis, will be described as rectifier
The AC conversion of AC electric power systems removes photovoltaic battery panel to be transmitted to photovoltaic battery panel 11 and heating tape 12 after direct current
Accumulated snow on 11；In a second operative state, the controller 4 controls the operation of rectification inverter circuit forward direction, will as inverter 6
The DC conversion of the photovoltaic battery panel 11 supplies to be transmitted to AC electric power systems 7 after alternating current for AC electric power systems 7
Electricity.
The working principle of photovoltaic battery panel 11 in the application: according to the architectural characteristic of p-n junction inside photovoltaic cell, photovoltaic electric
Pond both can be used as power generator (power supply), can also be used as load.When certain forward voltage additional for photovoltaic cell, electricity
Stable one-way conduction electric current can be formed inside pond, photovoltaic cell is equivalent to " load " at this time, due to the energy level difference of p-n junction, with
And the presence of semiconductor region resistance, heat can be generated in the semiconductor regions inside photovoltaic module when electronics passes through, thus
Increase surface of photovoltaic cell panel temperature.It is full when the Snow Thickness on photovoltaic battery panel reaches preset minimum snow removing thickness
Sufficient automatic snow condition makes photovoltaic cell to its additional certain forward voltage using this " load " characteristic of photovoltaic cell
The raising of plate surface temperature causes accumulated snow bottom to be melted.It is formed in the interface of photovoltaic battery panel 11 and snow cover, heating and melting
Snow-broth has lubricating action, and entire snow cover is promoted to slide from the photovoltaic battery panel 11 placed by certain tilt angle,
To achieve the purpose that snow removing.
Combine figure embodiment that the application is described in detail above, those skilled in the art can be according to upper
It states and bright many variations example is made to the application.Thus, certain details in embodiment should not constitute the restriction to the application, this
Apply the protection scope using the range that the appended claims define as the application.
Claims (10)
1. a kind of photovoltaic battery panel removes accumulated snow device automatically, which is characterized in that including heating device, controller, Snow Thickness
Sensor and temperature sensor, the heating device include photovoltaic battery panel, and the Snow Thickness sensor is arranged in the light
In the vertical direction for lying prostrate solar panel, for detecting the Snow Thickness on photovoltaic battery panel, the temperature sensor is arranged described
On photovoltaic battery panel, for detecting the temperature of surface of photovoltaic cell panel, the controller and the Snow Thickness sensor and temperature
Sensor connection is spent, for determining work according to the detected value of the Snow Thickness sensor and/or the detected value of temperature sensor
Make state, in the first operative state, the controller control electric system transmits electric energy to the photovoltaic battery panel, so that institute
It states photovoltaic battery panel fever and removes accumulated snow, in a second operative state, the controller controls the photovoltaic battery panel to electric power
System transmits electric energy, to carry out normal photovoltaic power generation.
2. photovoltaic battery panel according to claim 1 removes accumulated snow device automatically, which is characterized in that the heating device is also
Including heating tape, the heating tape is arranged on the frame of the photovoltaic battery panel, in the first operative state, the controller
Also control electric system transmits electric energy to the heating tape, so that accumulated snow is removed in heating tape fever.
3. photovoltaic battery panel according to claim 1 or 2 removes accumulated snow device automatically, which is characterized in that the power train
System includes direct current power system and/or AC electric power systems.
4. photovoltaic battery panel according to claim 3 removes accumulated snow device automatically, which is characterized in that the direct current power system
System is battery, and the battery is separately connected photovoltaic battery panel, heating tape and controller.
5. photovoltaic battery panel according to claim 3 removes accumulated snow device automatically, which is characterized in that the AC power system
System is connect by rectification inverter circuit with heating device, and in the first operative state, the controller controls rectification inverter circuit
Antikinesis, as rectifier by the AC conversion of the AC electric power systems to be transmitted to heating device after direct current,
Under second working condition, controller control rectification inverter circuit forward direction operation, as inverter by the photovoltaic battery panel
DC conversion be alternating current after be transmitted to AC electric power systems.
6. photovoltaic battery panel according to claim 1 removes accumulated snow device automatically, which is characterized in that the photovoltaic battery panel
It is in tilted layout, the minimum cant of the photovoltaic battery panel and horizontal plane is θ, and accumulated snow rubs with the surface of photovoltaic cell panel
Wiping coefficient is μ, and μ=tan θ.
7. photovoltaic battery panel according to claim 1 removes accumulated snow device automatically, which is characterized in that the first work shape
The condition of state is that Snow Thickness sensor detects that the Snow Thickness on photovoltaic battery panel is higher than 3cm, second working condition
Condition be that Snow Thickness sensor detects the Snow Thickness on photovoltaic battery panel lower than 3cm, and temperature sensor detects
The temperature of photovoltaic battery panel is higher than 0 DEG C.
8. a kind of photovoltaic battery panel removes accumulated snow method automatically, including the photovoltaic cell as described in any one of claims 1 to 7
Plate removes accumulated snow device automatically, which is characterized in that the described method comprises the following steps:
The Snow Thickness on photovoltaic battery panel is detected by Snow Thickness sensor, and photovoltaic cell is detected by temperature sensor
The temperature of plate；
Working condition is determined according to the detected value of the detected value of the Snow Thickness sensor and/or temperature sensor；
In the first operative state, the controller control electric system transmits electric energy to the photovoltaic battery panel, so that described
Accumulated snow is removed in photovoltaic battery panel fever, and in a second operative state, the controller controls the photovoltaic battery panel to power train
System transmission electric energy, to carry out normal photovoltaic power generation.
9. photovoltaic battery panel according to claim 8 removes accumulated snow method automatically, which is characterized in that the electric system packet
Include direct current power system and/or AC electric power systems；
Wherein, the direct current power system is battery, and the battery is separately connected photovoltaic battery panel, heating tape and control
Device；
The AC electric power systems is connect by rectification inverter circuit with heating device, in the first operative state, the control
Device controls rectification inverter circuit antikinesis, as rectifier by the AC conversion of the AC electric power systems for after direct current
It is transmitted to heating device, in a second operative state, the controller control rectification inverter circuit forward direction operation, as inverter
By the DC conversion of the photovoltaic battery panel be alternating current after be transmitted to AC electric power systems.
10. photovoltaic battery panel according to claim 8 removes accumulated snow method automatically, which is characterized in that first work
The condition of state is that Snow Thickness sensor detects that the Snow Thickness on photovoltaic battery panel is higher than 3cm, the second work shape
The condition of state is that Snow Thickness sensor detects that the Snow Thickness on photovoltaic battery panel is lower than 3cm, and temperature sensor detects
Temperature to photovoltaic battery panel is higher than 0 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910262579.1A CN109818565B (en) | 2019-04-02 | 2019-04-02 | Device and method for automatically removing accumulated snow of photovoltaic cell panel |
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|---|---|---|---|
| CN201910262579.1A CN109818565B (en) | 2019-04-02 | 2019-04-02 | Device and method for automatically removing accumulated snow of photovoltaic cell panel |
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| CN109818565B CN109818565B (en) | 2020-05-15 |
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| CN111112270A (en) * | 2019-12-20 | 2020-05-08 | 杭州舜海光伏科技有限公司 | Photovoltaic intelligent cleaning control system and method based on snow quantity sensing |
| CN111181484A (en) * | 2020-01-07 | 2020-05-19 | 新疆中兴能源有限公司 | Device for heating photovoltaic module with high efficiency |
| CN112039427A (en) * | 2020-08-27 | 2020-12-04 | 平潭煜想时代科技有限公司 | Solar collector power generation method, solar collector and computer equipment |
| CN112039424A (en) * | 2020-09-17 | 2020-12-04 | 中国科学技术大学 | Control system and control method for preventing photovoltaic roof accumulated snow |
| CN112054765A (en) * | 2020-08-27 | 2020-12-08 | 平潭煜想时代科技有限公司 | Solar collector power generation method, solar collector and computer equipment |
| CN112212212A (en) * | 2020-09-30 | 2021-01-12 | 佛山市天然气高压管网有限公司 | Gravity type spring snow removing device |
| CN112600512A (en) * | 2020-12-23 | 2021-04-02 | 吴洪权 | Photovoltaic cell board automatic clear snow's device |
| CN112737497A (en) * | 2020-12-29 | 2021-04-30 | 黄淮学院 | Solar cell applying nanofibers and using method |
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