The anti-theft monitoring of a kind of photovoltaic module controls systemTechnical field
The present invention relates to the anti-theft monitoring of a kind of photovoltaic module and control system, belong to the technical field of photovoltaic generation.
Background technology
At present, conventional energy resource is all very limited.The acquisition technique development of primary energy reserves, and the solar energy regenerative resource that to be the mankind inexhaustible, there is the advantage such as abundance and potential economy of sufficient spatter property, absolute safety, relative popularity, certain long-life and non-maintaining property, resource, in long-term energy strategy, there is critical role.
Photovoltaic generation is according to photovoltaic effect principle, utilizes solaode that solar energy is converted into electric energy.Whether independently from still generating electricity by way of merging two or more grid systems, photovoltaic generating system is mainly made up of solar panel (assembly), controller and inverter three parts, and they are mainly made up of electronic devices and components, are not related to mechanical part.
Photovoltaic generating system is owing to all adopting electronic devices and components to constitute, and system mainly has two kinds of forms.One is independent photovoltaic electric power system, photovoltaic arrays, controller, accumulator, inverter, AC load form independent electric power system；Another kind is grid-connected photovoltaic electric power system, photovoltaic arrays, controller, combining inverter form grid-connected system, electric energy is directly inputted public electric wire net.In both systems, grid-connected photovoltaic system is the principal mode of photovoltaic application.
Therefore, photovoltaic power generation equipment is refine extremely, reliable and stable life-span length, installation easy maintenance.Also have that the construction period is short, safe and reliable simultaneously, noiseless, low stain, can generate electricity on the spot, and the advantage of the power supply such as solar energy resources does not have region to limit, widely distributed and inexhaustible so that it is widely used in electric energy acquisition process.
Although photovoltaic module finds broad application in photovoltaic generation, but it yet suffers from deficiency.Such as application number: in the file of 201210194555.5 applyings date: 2012-06-13, disclose " a kind of photovoltaic module; including: n solaode string group; described n solaode string group arranges in the same direction, and each solaode string group includes two string solaode strings and a rosette；The two string solaode strings being positioned at same solaode string group are connected to the first end of described solaode string group, it is positioned at different battery strings group and adjacent two string solaodes are contacted and are connected to the second end of described solaode string group, described rosette is arranged on the second end of described solaode string group, and be connected with the two string solaode strings being positioned at same solaode string group, and mutually concatenate between n rosette；Wherein, n is the positive integer more than 2.Described photovoltaic module can save each solaode string group concentrates the convergent belt required for being linked into the rosette of centre, reduces the path of electric current transmission and then the loss of reduction transmission of electricity, improves the power supplying efficiency of photovoltaic module ".
And at other one section of application number: in the file of 201320585205.1 applyings date: 2013-09-22, disclose " a kind of photovoltaic module; be applied on the building of BIPV; photovoltaic module includes the first transparency carrier and the second transparency carrier that are oppositely arranged; be positioned at solar battery sheet between the two, and the first transparent enclosure glued membrane between the first transparency carrier and solar battery sheet and the second transparent enclosure glued membrane between the second transparency carrier and solar battery sheet.Wherein, photovoltaic module includes the structure with fluorescent effect, the described structure with fluorescent effect is the fluorescence coating between solar battery sheet and the second transparency carrier, or is the second transparent enclosure glued membrane being added with fluorescent material between solar battery sheet and the second transparency carrier.Owing to photovoltaic module having under the radiation of the structure light by day of fluorescent effect absorbing light and stores, send fluorescence at night, i.e. the self luminous purpose having reached to increase the building with photovoltaic module in the display effect at night of low cost ".
Photovoltaic module is made improvement by above-mentioned document so that it gathers solar energy better.But substantially, photovoltaic module is existing defects in collection, existing photovoltaic module is in use, typically require and the framework of fixing photovoltaic module is placed in outdoor sports, and the framework of photovoltaic module does not possess touch detection function, therefore it is easily moved, does not possess anti-thefting monitoring effect.
Summary of the invention
The technical problem to be solved is in that to overcome the deficiencies in the prior art, the anti-theft monitoring providing a kind of photovoltaic module controls system, solve existing photovoltaic module and do not possess touch detection function, be therefore easily moved, do not possess the technical problem of anti-thefting monitoring effect.
The present invention specifically solves above-mentioned technical problem by the following technical solutions:
The anti-theft monitoring of a kind of photovoltaic module controls system, including the photovoltaic module being arranged on framework, also includes touch induction circuit, governor circuit, sound light alarming circuit, wireless transmission circuit and host computer, and described touch induction circuit is arranged on framework；Described touch induction circuit, for whether sensing is touched, and generates excitation signal when being touched；Described governor circuit, for generating control signal according to excitation signal；Described sound light alarming circuit, for carrying out sound and light alarm according to control signal；Described wireless transmission circuit, for sending excitation signal according to control signal；Described host computer, is used for receiving the excitation signal from wireless transmission circuit transmission and display；Described touch induction circuit includes the first resistance, the second resistance, electric capacity and soft-touch control, wherein one end ground connection of soft-touch control, and the other end of soft-touch control and one end of the first resistance, voltage output end connect；The other end of the first resistance connects voltage input end；One end ground connection of described second resistance, the other end of the second resistance connects one end of electric capacity；The other end of described electric capacity connects voltage output end.
Further, as a preferred technical solution of the present invention: also including infrared sensing circuit and signaling conversion circuit, described infrared sensing circuit is connected with signaling conversion circuit；Described signaling conversion circuit is connected with governor circuit.
Further, as a preferred technical solution of the present invention: described wireless transmission circuit adopts infrared transmission circuit.
Further, as a preferred technical solution of the present invention: described wireless transmission circuit adopts Bluetooth transmission circuit.
Further, as a preferred technical solution of the present invention: described governor circuit adopts single-chip microcomputer.
The present invention adopts technique scheme, can produce following technique effect:
The anti-theft monitoring of photovoltaic module provided by the invention controls system, by the circuit structure of photovoltaic module is improved, framework is set up touch induction circuit, utilize touch induction circuit that framework is sensed, excitation signal is generated when touched, governor circuit generates according to this signal and controls, sound light alarming circuit is reported to the police, transmit signal by wireless transmission circuit to host computer simultaneously, thus utilize simple circuit, realize touch sensible, realize monitoring and anti-theft feature, solar photovoltaic assembly is made more safely to be arranged on outside the venue, improve safety.Existing photovoltaic module can be solved and do not possess touch detection function, therefore be easily moved, do not possess the technical problem of anti-thefting monitoring effect.
Accompanying drawing explanation
Fig. 1 is the module diagram of the anti-theft monitoring control system of the photovoltaic module of the present invention.
Fig. 2 is the electrical block diagram of inventive touch sensor circuit.
Detailed description of the invention
Below in conjunction with Figure of description, embodiments of the present invention are described.
As it is shown in figure 1, the anti-theft monitoring that the present invention devises a kind of photovoltaic module controls system, including the photovoltaic module being arranged on framework, under normality, photovoltaic module absorbs luminous energy, and the accumulation of heterocharge occur in photovoltaic module two ends, namely produce photovoltage.Under the effect of photovoltaic effect, the two ends of photovoltaic module produce electromotive force, convert light energy into electric energy.Photovoltaic module is generally silion cell, is divided into monocrystaline silicon solar cell, polysilicon solar cell and non-crystal silicon solar cell three kinds, but the present invention is not limited.On this basis, system also includes touch induction circuit, governor circuit, sound light alarming circuit, wireless transmission circuit and host computer, and described touch induction circuit is arranged on framework.
The operation principle of the system of the present invention is: described touch induction circuit, for whether sensing is touched, and generates excitation signal when being touched；Described governor circuit, for generating control signal according to excitation signal；Described sound light alarming circuit, for carrying out sound and light alarm according to control signal；Described wireless transmission circuit, for sending excitation signal according to control signal；Described host computer, is used for receiving the excitation signal from wireless transmission circuit transmission and display.Thus, reported to the police by sound light alarming circuit, transmit signal by wireless transmission circuit to host computer simultaneously, thus utilize simple circuit, it is achieved touch sensible, it is achieved monitoring and anti-theft feature.
For in system, the circuit structure of described touch induction circuit is as shown in Figure 2, including the first resistance R1, the second resistance R2, electric capacity C1 and soft-touch control S, wherein the other end of one end ground connection GND, soft-touch control S of soft-touch control S and one end of the first resistance R1, voltage output end Vout connect；The other end of the first resistance R1 connects voltage input end；The other end of one end ground connection GND of described second resistance R2, the second resistance R2 connects one end of electric capacity C1；The other end of described electric capacity C1 connects voltage output end Vout.Its principle is to be touched when framework surface, switch S conducting so that voltage output end Vout output low level inputs to governor circuit, and governor circuit is thus obtaining signal and being controlled.
On this basis, system can also include infrared sensing circuit and signaling conversion circuit, and described infrared sensing circuit is connected with signaling conversion circuit；Described signaling conversion circuit is connected with governor circuit.Utilize infrared sensing circuit that the human body near framework is sensed, increase monitor mode, improve anti-theft effect.
When utilizing described wireless transmission circuit to carry out signal transmission, the present invention can preferably employ infrared transmission circuit, and it is a kind of comparatively conventional communication mode.The data realizing governor circuit and host computer are transmitted, and infrared communication is the infrared ray the utilizing 950nm near infrared band media as transmission information, i.e. communication channel.Transmitting terminal adopts pulse time modulation mode, binary digital signal is modulated into the pulse train of a certain frequency, and drives infrared transmitting tube to send with the form of light pulse；Receiving terminal converts the light arteries and veins received to the signal of telecommunication, gives demodulator circuit and be demodulated after processing then through amplification, filtering etc., exports after being reduced to binary digital signal, and therefore infrared communication has the advantages that control is simple, enforcement is convenient, transmission reliability is high.
When utilizing described wireless transmission circuit to carry out signal transmission, the present invention can also preferably employ Bluetooth transmission circuit.In Bluetooth data transfer application, between two bluetooth equipments, pairing forms unpaired message, and main side prestores from the end PIN code of equipment, address etc., and terminal device powers up i.e. automatic link establishment, transparent Serial Port Transmission, it is not necessary to peripheral circuit intervention.Can realize well being wirelessly transferred.And, present system, described governor circuit adopts single-chip microcomputer, such as MSP430 type single-chip microcomputer, it it is super low-power consumption microprocessor, additionally also it is integrated with a lot of functions of modules, so that can complete, with a piece of MSP430 cake core, the function that multi-plate chip just can complete, is greatly reduced volume and the cost of product.
To sum up, the anti-theft monitoring of photovoltaic module provided by the invention controls system, utilizes simple circuit, it is achieved touch sensible, it is achieved monitoring and anti-theft feature so that solar photovoltaic assembly can more safely be arranged on outside the venue, improves safety.Existing photovoltaic module can be solved and do not possess touch detection function, therefore be easily moved, do not possess the technical problem of anti-thefting monitoring effect.
Above in conjunction with accompanying drawing, embodiments of the present invention are explained in detail, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, it is also possible to make a variety of changes under the premise without departing from present inventive concept.