CN103676875A - Wireless monitoring device of rooftop photovoltaic power station - Google Patents
Wireless monitoring device of rooftop photovoltaic power station Download PDFInfo
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- CN103676875A CN103676875A CN201310680687.3A CN201310680687A CN103676875A CN 103676875 A CN103676875 A CN 103676875A CN 201310680687 A CN201310680687 A CN 201310680687A CN 103676875 A CN103676875 A CN 103676875A
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses a wireless monitoring device of a rooftop photovoltaic power station. A photovoltaic power station current and voltage collecting module is used for collecting the current and voltage parameters of the photovoltaic power station, and the current and voltage parameters are transformed and processed and are transmitted to a master control chip. An illuminance collecting module is used for collecting illuminance parameters, the digital quantity of illuminance is transmitted to the master control chip after the illuminance parameters are processed, the master control chip makes judgment according to the strength of the illuminance, if the illuminance is lower than a certain preset value, a standby dormant state is started, and a work state is started otherwise. A temperature and humidity collecting module collects the real-time work environment temperature and humidity of the photovoltaic power station, and the real-time work environment temperature and humidity are input into the master control chip. An indicating circuit is used for indicating communication signals and the work state. A wireless communication module is used for achieving a long-distance wireless communication function, and communication data are exchanged between the wireless communication module and the master control chip. The wireless monitoring device of the rooftop photovoltaic power station can remotely collect and transmit the multiple parameters of the rooftop photovoltaic power station, and the rooftop photovoltaic power station can be monitored in real time.
Description
Technical field
The present invention relates to a kind of supervising device, refer in particular to a kind of multi-parameter remote collection transmission realizing roof photovoltaic power station, and meet the roof photovoltaic power station wireless monitoring device to the real-time monitoring of roof photovoltaic power station.
Background technology
Along with the development of distributed photovoltaic power generation technology, roof photovoltaic power station application is also more and more.As one of important application form of distributed power generation, roof photovoltaic generation can make full use of the space on roof, economizes the land resource, and electricity can consume on the spot simultaneously, has a lot of advantages, applies on a large scale in the future.Because roof photovoltaic power station is scattered on each roof, adopt traditional wired monitoring mode to realize difficulty, we have researched and developed a kind of multi-parameter remote collection transmission realizing roof photovoltaic power station for this reason, and meet the roof photovoltaic power station wireless monitoring device to the real-time monitoring of roof photovoltaic power station.
Summary of the invention
The present invention seeks to provide in order to overcome the deficiencies in the prior art a kind of multi-parameter remote collection transmission realizing roof photovoltaic power station, and meet the roof photovoltaic power station wireless monitoring device to the real-time monitoring of roof photovoltaic power station.
For achieving the above object, the technical solution used in the present invention is: roof photovoltaic power station wireless monitoring device, comprises main control chip, photovoltaic plant current/voltage acquisition module, illuminance acquisition module, humiture collection module, pin-saving chip, by key assignments load module, display module, indicating circuit, real-time timepiece chip, wireless communication module; The input end of described photovoltaic plant current/voltage acquisition module is connected with voltage-current sensor, and output terminal is connected with main control chip; Described illuminance acquisition module, humiture collection module, by key assignments load module, display module, indicating circuit, real-time timepiece chip, wireless communication module, be connected with main control chip respectively; Described photovoltaic plant current/voltage acquisition module is responsible for gathering the current/voltage parameter of photovoltaic plant, and the line translation of going forward side by side is sent to main control chip after processing, and by main control chip, these parameters is called; Described illuminance acquisition module is responsible for gathering illumination parameter, after processing, the digital quantity of illuminance is sent to main control chip, Master control chip is judged according to the power of illuminance, if illuminance is lower than a certain preset value, enter standby dormant state, otherwise enter duty; Described humiture collection module gathers the real-time working ambient temperature and humidity of photovoltaic plant, and is input to main control chip; Described pin-saving chip, for to the critical data of main control chip processing and the record of event log, can be preserved critical data during power down; The described key assignments load module of pressing, as the setting input block of running parameter; Described display module can display light overhead utility current/voltage, illuminance, humiture, real-time time, device work state information; Described indicating circuit is for the indication of signal of communication and duty; Described real-time timepiece chip provides real-time time data for main control chip; Described wireless communication module can be realized remote radio communication function, with main control chip exchange communication data.
Preferably, described roof photovoltaic power station wireless monitoring device, also comprises power module, and described power module provides stable DC supply for whole device.
Preferably, described main control chip, pin-saving chip, real-time timepiece chip, indicating circuit, wireless communication module are encapsulated in the main cartridge of a sealing; Described roof photovoltaic power station current/voltage acquisition module, illuminance acquisition module, humiture collection module package independently gather in box body at another, and the Aviation Connector by shielded cable is connected with main casing; Described display module and be encapsulated in one independently in man-machine interface box body by key assignments load module, is connected with main cartridge by connecting the water joint of winding displacement.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Roof photovoltaic power station wireless monitoring device of the present invention possesses the acquisition function of the environmental parameters such as electric current and voltage conventional parameter and illuminance, humiture simultaneously, and function is more complete, can meet well the Practical Project demand of roof photovoltaic power station monitoring; The wireless singlechip of this programme employing simultaneously MC13213 is Master control chip, makes the volume of device little; Moreover this programme employing split-type structural, use more flexible.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the fundamental diagram of roof photovoltaic power station wireless monitoring device of the present invention;
Accompanying drawing 2 is the schematic diagram of roof photovoltaic power station wireless monitoring device of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing 1-2 is roof photovoltaic power station wireless monitoring device of the present invention, comprises main control chip 1, photovoltaic plant current/voltage acquisition module 2, illuminance acquisition module 3, humiture collection module 4, pin-saving chip 5, by key assignments load module 6, display module 7, indicating circuit 8, real-time timepiece chip 9, wireless communication module 10 and power module 11; The input end of described photovoltaic plant current/voltage acquisition module 2 is connected with voltage-current sensor, and output terminal is connected with main control chip 1; Described illuminance acquisition module 3, humiture collection module 4, by key assignments load module 6, display module 7, indicating circuit 8, real-time timepiece chip 9, wireless communication module 10, be connected with main control chip 1 respectively; Described photovoltaic plant current/voltage acquisition module 2 is responsible for gathering the current/voltage parameter of photovoltaic plant, and the line translation of going forward side by side is sent to main control chip 1 after processing, and by main control chip 1, these parameters is called; Described illuminance acquisition module 3 is responsible for gathering illumination parameter, after processing, the digital quantity of illuminance is sent to main control chip 1, Master control chip 1 is judged according to the power of illuminance, if illuminance is lower than a certain preset value, enter standby dormant state, otherwise enter duty; Described humiture collection module 4 gathers the real-time working ambient temperature and humidity of photovoltaic plant, and is input to main control chip 1; Described pin-saving chip 5, for to the critical data of main control chip 1 processing and the record of event log, can be preserved critical data when system power failure; The described key assignments load module 6 of pressing, as the setting input block of running parameter; Described display module 7 can display light overhead utility the information such as current/voltage, illuminance, humiture, real-time time, device duty; Described indicating circuit 8, mainly as the indication of signal of communication and duty, is comprised of circuit of LED; Described wireless communication module 10 can be realized remote radio communication function, with main control chip 1 exchange communication data; Described power module 11 provides stable DC supply for whole device.
As shown in Figure 2, be the schematic diagram of roof photovoltaic power station wireless monitoring device of the present invention; Described roof photovoltaic power station wireless monitoring device, comprises main box 100, collecting cassette 200 and man-machine interface box 300; Master control chip 1, pin-saving chip 5, real-time timepiece chip 9, indicating circuit 8, wireless communication module 10 are housed in described main box 100; On the box body of main box 100, be also provided with the external antenna 101 being connected with wireless communication module 10; Described indicating circuit 8, comprises a green light emitting diode 102 and a red light emitting diode 103; In the side of main box 100, be provided with Aviation Connector 104 and water joint 105; Described Aviation Connector 104 is connected with collecting cassette 200; Described water joint 105 is connected with man-machine interface box 300; Described collecting cassette 200, comprises the Sensor section 201 of humiture collection module 4, the sensor binding post 205 of the photosensitive sensor 202 of illuminance acquisition module 3, photovoltaic plant current/voltage acquisition module 2 and waterproof cover 204, the shielded cable 203 that is connected with main box 100; Described man-machine interface box 300, comprises the display screen 301 of display module 7, by the button of key assignments load module 6 304 and the cable 303 being connected with main box 100; During the normal work of device, man-machine interface box 300 can not be connected with main box 100, only collecting cassette 200 need be connected with main box 100, gets final product work.Man-machine interface box 300 is mainly used in setting, supervision and the maintenance use to parameter, just, by split type structure, is convenient to staff and operates; Described main control chip 1 adopts the wireless singlechip MC13213 chip of Freescale company; Described pin-saving chip 5 adopts FM24C256 chip; Described real-time timepiece chip 9 adopts PCF8523 chip; Described indicating circuit 8 is that a red light emitting diode and green light emitting diode form, and respectively duty and the communications status of device is shown; Described display module 7 is comprised of the character mode lcd display circuit of 128*64; Described illuminance acquisition module 3 is comprised of BH1750FVI digital acquisition circuit; Described humiture collection module 4 is by digital hygro sensor DHT11 the electric circuit constitute; Described wireless communication module 10 is comprised of power amplification circuit and antenna; Describedly by key assignments load module, by 5 independent key circuits, formed; Described photovoltaic plant current/voltage acquisition module 2 is comprised of ACS712 current detection circuit and the electric resistance partial pressure isolation voltage testing circuit based on optocoupler; Described power module 11 is the switching power circuit of wide voltage input, and the device operating voltage of stable DC5V/3.3V is provided.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Roof photovoltaic power station wireless monitoring device of the present invention possesses the acquisition function of the environmental parameters such as electric current and voltage conventional parameter and illuminance, humiture simultaneously, and function is more complete, can meet well the Practical Project demand of roof photovoltaic power station monitoring; The wireless singlechip of this programme employing simultaneously MC13213 is Master control chip, makes the volume of device little; Moreover this programme employing split-type structural, use more flexible.
Above-described embodiment is only explanation technical conceive of the present invention and feature; its object is to allow person skilled in the art can understand content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (3)
1. roof photovoltaic power station wireless monitoring device, is characterized in that: comprise main control chip, photovoltaic plant current/voltage acquisition module, illuminance acquisition module, humiture collection module, pin-saving chip, by key assignments load module, display module, indicating circuit, real-time timepiece chip, wireless communication module; The input end of described photovoltaic plant current/voltage acquisition module is connected with voltage-current sensor, and output terminal is connected with main control chip; Described illuminance acquisition module, humiture collection module, by key assignments load module, display module, indicating circuit, real-time timepiece chip, wireless communication module, be connected with main control chip respectively; Described photovoltaic plant current/voltage acquisition module is responsible for gathering the current/voltage parameter of photovoltaic plant, and the line translation of going forward side by side is sent to main control chip after processing, and by main control chip, these parameters is called; Described illuminance acquisition module is responsible for gathering illumination parameter, after processing, the digital quantity of illuminance is sent to main control chip, Master control chip is judged according to the power of illuminance, if illuminance is lower than a certain preset value, enter standby dormant state, otherwise enter duty; Described humiture collection module gathers the real-time working ambient temperature and humidity of photovoltaic plant, and is input to main control chip; Described pin-saving chip, for to the critical data of main control chip processing and the record of event log, can be preserved critical data during power down; The described key assignments load module of pressing, as the setting input block of running parameter; Described display module can display light overhead utility current/voltage, illuminance, humiture, real-time time, device work state information; Described indicating circuit is for the indication of signal of communication and duty; Described real-time timepiece chip provides real-time time data for main control chip; Described wireless communication module can be realized remote radio communication function, with main control chip exchange communication data.
2. roof photovoltaic power station wireless monitoring device according to claim 1, is characterized in that: also comprise power module, described power module provides stable DC supply for whole device.
3. roof photovoltaic power station wireless monitoring device according to claim 1 and 2, is characterized in that: described main control chip, pin-saving chip, real-time timepiece chip, indicating circuit, wireless communication module are encapsulated in the main cartridge of a sealing; Described roof photovoltaic power station current/voltage acquisition module, illuminance acquisition module, humiture collection module package independently gather in box body at another, and the Aviation Connector by shielded cable is connected with main casing; Described display module and be encapsulated in one independently in man-machine interface box body by key assignments load module, is connected with main cartridge by connecting the water joint of winding displacement.
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Cited By (1)
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CN106525106A (en) * | 2016-11-14 | 2017-03-22 | 上海欣影电力科技股份有限公司 | Detection apparatus for power transmission monitoring equipment sensor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106525106A (en) * | 2016-11-14 | 2017-03-22 | 上海欣影电力科技股份有限公司 | Detection apparatus for power transmission monitoring equipment sensor |
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Application publication date: 20140326 |