CN204334464U - Photovoltaic DC-to-AC converter device for monitoring running state - Google Patents
Photovoltaic DC-to-AC converter device for monitoring running state Download PDFInfo
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- CN204334464U CN204334464U CN201420844591.6U CN201420844591U CN204334464U CN 204334464 U CN204334464 U CN 204334464U CN 201420844591 U CN201420844591 U CN 201420844591U CN 204334464 U CN204334464 U CN 204334464U
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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 utility model relates to a kind of photovoltaic DC-to-AC converter device for monitoring running state, comprises employing unit, this employing unit bag parameter acquisition module and collection of simulant signal module; To the switch signal acquisition module that on off states all in inverter gather, the signal that control treatment module sends according to collection of simulant signal module compares with preset value and controls the operating state of blower fan with its electric connection and firing equipment according to the result compared, described control treatment module according to switch signal acquisition module signal and control the operating state with the warning device of its electric connection with preset value.The cabinet environment of inverter can be monitored in real time when photovoltaic DC-to-AC converter runs, and the state of all switching devices, timely startup warning system carries out pre-alarm or warning, starts cabinet inner blower, firing equipment regulates running environment in inverter cabinet, extends the invertor operation life-span.
Description
Technical field
The utility model relates to solar-photovoltaic technology field, is specifically related to a kind of photovoltaic DC-to-AC converter device for monitoring running state.
Background technology
In recent years, the development of solar energy power generating is also widely used, it has the effect of the shortage alleviating conventional energy resource and the pollution reducing environment, combining inverter is that the DC conversion sent by solar cell becomes alternating current and power supply grid-connected with electrical network, in the development and utilization of new forms of energy, have vital status.But existing photovoltaic DC-to-AC converter operationally, just focuses on electricity generate function, the real-time status monitoring that Whole Equipment runs can not be realized, the especially real-time monitoring of photovoltaic combining inverter cabinet environment.The factors such as a large amount of photovoltaic DC-to-AC converter ventilates not smooth due to scene in the application, moist cause ageing equipment fast, and even more serious accident even occurs.
Utility model content
For above-mentioned technical problem, the purpose of this utility model is to provide a kind of photovoltaic DC-to-AC converter device for monitoring running state, the cabinet environment of inverter can be monitored in real time when photovoltaic DC-to-AC converter runs, and the state of all switching devices, timely startup warning system carries out pre-alarm or warning, start cabinet inner blower, firing equipment regulates running environment in inverter cabinet, extend the invertor operation life-span, and notice backstage operator on duty prevents handling failure to avoid accident to occur in time, improve the security reliability of photovoltaic generating system, and provide authentic communication support to intelligent grid terminal.
Realize the technical solution of the utility model as follows:
Photovoltaic DC-to-AC converter device for monitoring running state, this supervising device comprises employing unit, and this employing unit comprises the parameter acquisition module that gathers inverter surrounding work parameter and the collection of simulant signal module for receiving parameter acquisition module signal; And to the switch signal acquisition module that on off states all in inverter gather, for receive collection of simulant signal module and switch signal acquisition module send the control treatment module of signal, the signal that described control treatment module sends according to collection of simulant signal module compares with preset value and controls the operating state of blower fan with its electric connection and firing equipment according to the result compared, described control treatment module according to switch signal acquisition module signal and control the operating state with the warning device of its electric connection with preset value.
Further, described parameter acquisition module comprises the current sensor of sampling to inverter direct-flow side electric current, the voltage sensor detecting DC side voltage of converter, the temperature sensor detected inverter internal temperature, the humidity sensor of sampling to inverter internal humidity, the Smoke Sensor of sampling to inverter internal smog degree.
Further, the switching signal that described switch signal acquisition module gathers comprises DC circuit breaker switching signal, AC circuit breaker switching signal, fan power switching signal, the firing equipment power switch signal of inverter.
Further, described collection of simulant signal module is transferred to control treatment module by collecting after inverter surrounding work parameter is converted into digital quantity by the analog signal of A/D processing module.
Further, the switching signal processing module switching signal that switch signal acquisition module exports being converted to digital quantity is connected with between described switch signal acquisition module and control treatment module.
Further, the output of described control treatment module is connected with display module.
Further, the output of described control treatment module is connected with communication module.
Have employed such scheme, the operation information of photovoltaic DC-to-AC converter is obtained by parameter acquisition module, the digital quantity that control treatment module can cross process is changed into by collection of simulant signal module and switch signal acquisition module, analyze by the running status of control treatment module to photovoltaic DC-to-AC converter and judge, provide warning or pre-alarm information, timely control blower fan, running environment in firing equipment regulator cubicle, instant running state information is transmitted to host computer by communication module, monitored by backstage, the functions such as exchanges data storage, solve backstage operator on duty to the real-time understanding of photovoltaic DC-to-AC converter running status, can be intelligent terminal and build good operational environment, reach the function grasping invertor operation state in time, achieve the safe operation of equipment.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model;
In accompanying drawing, 1 for adopting unit, 2 is parameter acquisition module, 3 is collection of simulant signal module, 4 is switch signal acquisition module, 5 is control treatment module, 6 is blower fan, 7 is firing equipment, 8 is warning device, 9 is current sensor, 10 is temperature sensor, 11 is humidity sensor, 12 is Smoke Sensor, 13 is DC circuit breaker switching signal, 14 is AC circuit breaker switching signal, 15 is fan power switching signal, 16 is firing equipment power switch signal, 17 is A/D processing module, 18 is switching signal processing module, 19 is local display module, 20 is communication module, 21 for driving blower fan, firing equipment control module, 22 is voltage sensor.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As Fig. 1, photovoltaic DC-to-AC converter device for monitoring running state, comprises and adopts unit 1, and this employing unit comprises the parameter acquisition module 2 that gathers inverter surrounding work parameter and the collection of simulant signal module 3 for receiving parameter acquisition module signal; And to the switch signal acquisition module 4 that on off states all in inverter gather, for receive collection of simulant signal module and switch signal acquisition module send the control treatment module 5 of signal, the signal that control treatment module sends according to collection of simulant signal module compares with preset value and controls the operating state of blower fan 6 with its electric connection and firing equipment 7 according to the result compared, control treatment module according to switch signal acquisition module signal and control the operating state with the warning device 8 of its electric connection with preset value.Control treatment module goes out related data for the treatment of the relevant parameter process collected, realize real-time parameter display, pre-alarm, warning function, drive blower fan, firing equipment control module 21 function, drive local display module function, drive the function of communication module.
Wherein, parameter acquisition module comprises the current sensor 9 of sampling to inverter direct-flow side electric current, the temperature sensor 10 detected inverter internal temperature, the voltage sensor 22 that detects DC side voltage of converter, the humidity sensor 11 of sampling to inverter internal humidity, the Smoke Sensor 12 of sampling to inverter internal smog degree.The switching signal that switch signal acquisition module gathers comprises DC circuit breaker switching signal 13, AC circuit breaker switching signal 14, fan power switching signal 15, the firing equipment power switch signal 16 of inverter.
In concrete enforcement, collection of simulant signal module is transferred to control treatment module by collecting after inverter surrounding work parameter is converted into digital quantity by the analog signal of A/D processing module 17.The switching signal processing module 18 switching signal that switch signal acquisition module exports being converted to digital quantity is connected with between switch signal acquisition module and control treatment module.The output of control treatment module is connected with local display module 19.The output of control treatment module is connected with communication module 20.
Local display module has the local Information Monitoring of display and result and pre-alarm and warning function, can show history data; This ground fan and firing equipment control module are by controlling blower fan and firing equipment, and have functions such as regulating inverter internal ambient temperature, humidity, communication module communicates with remote supervisory and control(ling) equipment, uploads local device operation information in time.The utility model can the cabinet internal environment of automatic acquisition inverter and operation, can temperature in on-line monitoring inverter cabinet, humidity, equipment high temperature or burning time the environmental aspect such as gas, fire that produces and current operation time the electrical quantity such as current/voltage, there is operational environment in online fault pre-alarming, fault alarm, regulation and control inverter, liquid crystal interface function adjustment on the spot, data upload, the functions such as backstage monitoring, exchanges data storage, solve the real-time understanding of backstage operator on duty to photovoltaic DC-to-AC converter running status, can be intelligent terminal and build good operational environment.
Obviously, describe in accompanying drawing position relationship only for exemplary illustration, the restriction to this patent can not be interpreted as; The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection range that all should be included in the claims in the present invention.
Claims (7)
1. photovoltaic DC-to-AC converter device for monitoring running state, it is characterized in that, this supervising device comprises employing unit, and this employing unit comprises the parameter acquisition module that gathers inverter surrounding work parameter and the collection of simulant signal module for receiving parameter acquisition module signal; And to the switch signal acquisition module that on off states all in inverter gather, for receive collection of simulant signal module and switch signal acquisition module send the control treatment module of signal, the signal that described control treatment module sends according to collection of simulant signal module compares with preset value and controls the operating state of blower fan with its electric connection and firing equipment according to the result compared, described control treatment module according to switch signal acquisition module signal and control the operating state with the warning device of its electric connection with preset value.
2. photovoltaic DC-to-AC converter device for monitoring running state according to claim 1, it is characterized in that, described parameter acquisition module comprises the current sensor of sampling to inverter direct-flow side electric current, the voltage sensor detecting DC side voltage of converter, the temperature sensor detected inverter internal temperature, the humidity sensor of sampling to inverter internal humidity, the Smoke Sensor of sampling to inverter internal smog degree.
3. photovoltaic DC-to-AC converter device for monitoring running state according to claim 1, it is characterized in that, the switching signal that described switch signal acquisition module gathers comprises DC circuit breaker switching signal, AC circuit breaker switching signal, fan power switching signal, the firing equipment power switch signal of inverter.
4. photovoltaic DC-to-AC converter device for monitoring running state according to claim 1, it is characterized in that, described collection of simulant signal module is transferred to control treatment module by collecting after inverter surrounding work parameter is converted into digital quantity by the analog signal of A/D processing module.
5. photovoltaic DC-to-AC converter device for monitoring running state according to claim 1, it is characterized in that, between described switch signal acquisition module and control treatment module, be connected with the switching signal processing module switching signal that switch signal acquisition module exports being converted to digital quantity.
6. photovoltaic DC-to-AC converter device for monitoring running state according to claim 1, is characterized in that, the output of described control treatment module is connected with display module.
7. photovoltaic DC-to-AC converter device for monitoring running state according to claim 1, is characterized in that, the output of described control treatment module is connected with communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420844591.6U CN204334464U (en) | 2014-12-26 | 2014-12-26 | Photovoltaic DC-to-AC converter device for monitoring running state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420844591.6U CN204334464U (en) | 2014-12-26 | 2014-12-26 | Photovoltaic DC-to-AC converter device for monitoring running state |
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| CN204334464U true CN204334464U (en) | 2015-05-13 |
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| CN201420844591.6U Expired - Fee Related CN204334464U (en) | 2014-12-26 | 2014-12-26 | Photovoltaic DC-to-AC converter device for monitoring running state |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436413A (en) * | 2017-06-14 | 2017-12-05 | 广州三晶电气股份有限公司 | A kind of photovoltaic DC-to-AC converter running status visualizing monitor device and method |
| CN108335452A (en) * | 2017-01-20 | 2018-07-27 | 深圳耐斯特思新能源科技有限公司 | A kind of Smoke Detection and processing unit in residents photovoltaic energy storage system |
| CN109672220A (en) * | 2019-02-25 | 2019-04-23 | 黑龙江大千环保科技有限公司 | A kind of at village level photovoltaic plant management system and its control method |
| CN110658763A (en) * | 2019-10-09 | 2020-01-07 | 廊坊市元美电子有限责任公司 | System and method for monitoring running state of networking equipment |
-
2014
- 2014-12-26 CN CN201420844591.6U patent/CN204334464U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335452A (en) * | 2017-01-20 | 2018-07-27 | 深圳耐斯特思新能源科技有限公司 | A kind of Smoke Detection and processing unit in residents photovoltaic energy storage system |
| CN107436413A (en) * | 2017-06-14 | 2017-12-05 | 广州三晶电气股份有限公司 | A kind of photovoltaic DC-to-AC converter running status visualizing monitor device and method |
| CN109672220A (en) * | 2019-02-25 | 2019-04-23 | 黑龙江大千环保科技有限公司 | A kind of at village level photovoltaic plant management system and its control method |
| CN110658763A (en) * | 2019-10-09 | 2020-01-07 | 廊坊市元美电子有限责任公司 | System and method for monitoring running state of networking equipment |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20191226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |