CN203299616U - Photovoltaic power plant monitoring operation and maintenance service system - Google Patents
Photovoltaic power plant monitoring operation and maintenance service system Download PDFInfo
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- CN203299616U CN203299616U CN2013202625906U CN201320262590U CN203299616U CN 203299616 U CN203299616 U CN 203299616U CN 2013202625906 U CN2013202625906 U CN 2013202625906U CN 201320262590 U CN201320262590 U CN 201320262590U CN 203299616 U CN203299616 U CN 203299616U
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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 utility model discloses a photovoltaic power plant monitoring operation and maintenance service system. The system comprises a slave computer which is used for acquiring the working parameters of each component device of a photovoltaic power plant, a host computer which is used for receiving the information transmitted by the slave computer and carrying out parsing processing on the information according to a communication protocol corresponding to the devices, a storage module which is used for storing data parsed by the host computer and a monitoring module which is used for reading information stored in the storage module, showing the working parameters of each component device of the photovoltaic power plant, and sending an instruction to the power plant. Compared with the prior art, the monitoring operation and maintenance system monitors each component device of the power plant and analyzes and processes the monitoring parameters, so as to carry out monitoring, operation and maintenance on each component device of the power plant and to improve the working efficiency of the power plant.
Description
Technical field
The utility model belongs to power station working state monitoring control field, is a kind of photovoltaic plant monitoring O&M service system specifically.
Background technology
Solar photovoltaic power plant is the photovoltaic effect of utilizing the solar cell semiconductor material, solar radiation can be converted into to the new power generating system of electric energy.With respect to traditional electricity generation system, the generating efficiency that solar photovoltaic power plant is higher, better energy-saving effect and better environmental-protecting performance.The solar photovoltaic power plant system mainly comprises the component devices such as solar panel array, header box, low-voltage direct cabinet, combining inverter, AC low-tension cabinet, step-up transformer, directly realizes generating electricity by way of merging two or more grid systems.
In order to realize the normal operation and maintenance of solar photovoltaic power plant, a kind of supervisory system of prior art employing is carried out data collection and analysis to the component devices in power station, determines equipment working state.In Chinese patent literature, the utility application file that publication number CN102902245, name are called a kind of photovoltaic plant intelligent monitor system discloses a kind of scheme, comprises memory device, control module and the central processing module of environment monitor, data acquisition unit, storage weather forecast.The prior art realizes the Based Intelligent Control to solar photovoltaic power plant, and the future, weather condition was analyzed following daily generation according to not.But can not implement integrated monitoring to each component devices of photovoltaic plant, in addition also have following deficiency:
1. in view of communications protocol difference corresponding to different power stations in prior art, the compatibility of above-mentioned photovoltaic plant intelligent monitor system is bad, namely can't meet the Monitoring and Controlling demand in two or more different power stations.
2. in gathering each component devices operating state data process of photovoltaic plant, the data acquisition unit of above-mentioned photovoltaic power station monitoring system can produce some invalid information data, for analysis and the processing of system, impacts, and causes monitoring not prompt enough, accurate.
3. in power station, equipment is installed complexity, and after breaking down, such scheme can't position faulty equipment, to maintenance of equipment, makes troubles.
4. the unexposed supervisory system of such scheme possesses alarm module, while in power station, breaking down, can not in time find, causes power station normally not move.
The utility model content
The technical matters that the utility model solves is to provide a kind of photovoltaic plant monitoring O&M service system, reaches and can, to the purpose of photovoltaic plant integrated monitoring, save and control cost, simplify the operation course.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is that a kind of photovoltaic plant monitoring O&M service system, comprise
For gathering the slave computer of running parameter of each component devices of photovoltaic plant;
For receiving the information of slave computer transmission, and according to the communications protocol corresponding with equipment, to information, carry out the host computer of dissection process; The memory module that data after being used for host computer is resolved store;
For reading canned data in memory module, and show each component devices running parameter of photovoltaic plant and the monitoring module that sends instruction to power station.
Compared to the prior art, above-mentioned monitoring O&M system is to each component devices implementing monitoring of power station, and monitoring parameter is carried out to analyzing and processing, realizes monitoring and O&M to each component devices of power station, improves the power station work efficiency.
Based on such scheme, the utility model has also been done following improvement:
Described monitoring module comprises the historical monitoring module that power station component devices running parameter is carried out to the real-time monitoring module of Real Time Monitoring and history parameters monitoring;
Also comprise that the O&M module comprises self-defined Threshold Alerts module, safeguards the worksheet module of power station component devices and to monitoring module, transmits the polling module of patrolling and examining data with the monitoring module communication, for the O&M module of the normal operation and maintenance in power station;
Described host computer comprises two or more communications protocol;
In described host computer, also comprise be used to filtering out the data check module of invalid data;
Described monitoring module is connected with visual module;
Also comprise and with monitoring module, being connected and the two-dimensional analog module on visual module by the position display of power station component devices;
Described slave computer is communicated by letter with host computer by RS485, RS232 wired mode or GRRS wireless communication mode;
Described slave computer is communicated by letter with the power station component devices by RS485, RS232 wired mode or GRRS wireless communication mode;
Described monitoring module also comprises according to preset instructions and is analyzed, determines whether normal failure analysis module of power station component devices to data in memory module;
Described polling module comprises and is placed in the Quick Response Code of patrolling and examining a little, and fills in the handheld terminal of patrolling and examining data and sending the data to monitoring module be used to scanning Quick Response Code.
Through improving, the utility model further produces following effect:
1. for slave computer, produce the problem of invalid machine code, improvement project arranges the data check module on host computer, the data check module can be filtered eliminating to the invalid machine code that slave computer produces, guarantee that host computer is converted into effective machine code can identify data and store in memory module, has improved the accuracy of monitoring information.
2. after the monitoring module acquired information, can pass through the various ways such as voice, video and show, the utility model adopts visual module, and is such as light-emitting diode display etc., more directly perceived, friendly.
3. the utility model has also adopted the two-dimensional analog module, and by programming technique, simulate power station each component devices correspondence position and annexation, and show on visual module, when device fails, can be accurately, efficiently position, be convenient to safeguard.
4. between slave computer and host computer, and between slave computer and power station component devices, adopt RS485, RS232 wired mode or GRRS wireless communication mode, optimize communication effect, improve quality monitoring.
5. the utility model is provided with failure analysis module in monitoring module, this failure analysis module can be analyzed the running parameter in the particular device different time sections and generated energy and irradiation respectively, whether extremely, identify its variation, determine finally whether power station is working properly.
The accompanying drawing explanation
Fig. 1 is that connection control of the present utility model concerns schematic diagram.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated.
Fig. 1 is that connection of the present utility model is controlled and concerned and show on the whole logic control relation of the present utility model by block diagram.Specifically, the utility model comprises slave computer, this slave computer is a data Acquisition Instrument, slave computer is connected with each component devices of photovoltaic plant, for the running parameter information of collecting device (such as: the parameters such as the electric current of power station equipment, voltage, generating dutation and power), and this information is converted into to corresponding machine code, make it meet the demand of subsequent treatment.Between slave computer and equipment, can adopt multiple connected mode, such as: can be RS485, RS232 wired mode or GRRS wireless communication mode etc.Specifically can determine according to arrangement relation and the concrete communications protocol of slave computer and equipment.
Slave computer need to connect with host computer, and the machine code of generation is sent to host computer, and host computer is a translation module, for the machine code that slave computer is sent, transforms, and makes down-stream to identify.Host computer transforms in order to complete above-mentioned information, need to have corresponding communications protocol to realize.Because photovoltaic plant equipment has specific communications protocol, if at the utility model, comprise a kind of single communications protocol like this, make undoubtedly the utility model not have versatility.Based on this, the utility model is provided with two kinds of communications protocol in host computer, can certainly be two or more, such as: three kinds or five kinds of communications protocol.A plurality of like this communications protocol form protocol library, meet the demand of corresponding light overhead utility equipment, have improved universal performance of the present utility model.In addition, when the power station equipment duty is changed into to machine code, because slave computer can produce some invalid mess codes, if these mess codes are not filtered out, can affect follow-up identification to data, host computer inside is provided with the data check module, and this data check module adopts existing filtering technique that mess code is filtered.So just effectively avoided the conversion of invalid information, for follow-up accurate identifying information has been created condition.
Host computer is by after the machine code processing, being converted into discernible information, just be stored in storage module, storage module is connected communication with monitoring module, and monitoring module reads the information in storage module as required, and this information is processed, by voice or image model, show.
In the present embodiment, can adopt visual module, such as: light-emitting diode displays etc. reach the clearly effect of display device duty directly perceived.Because of the data from extracting each equipment, as directly represented to the user and check, so towards the user group, can only be the power station professional, in order to make the power station layman, also can understand the power station running status and the power station current state is made to analysis by system, the spy provides chart to show and operation guide look form.Chart comprises that (1) irradiation on the same day and generated output compare the comparison of generated energy in (2) simulation generated energy and actual power generation contrast relationship chart (3) Self defined time scope, and historical variations curve (4) efficiency ratio and generated energy comparison (5) efficiency ratio and agreement efficiency ratio be the data comparison charts such as the generated energy between (6) same type distinct device, electric current, voltage relatively.Form comprises each each equipment real time data of equipment operation guide look form (2) of (1) power station, historical data, detailed data guide look form.(3) generated energy, irradiation statistical table.
In the present embodiment, monitoring module is monitored the parameters such as electric current, voltage, temperature and power-on time of each component devices of power station, comprising real-time monitoring module, for the running parameter to equipment, carries out Real Time Monitoring; Also comprise historical monitoring module, for the historical running parameter of each equipment is monitored, according to the parameter that detects, the power station operation situation is analyzed, such as: the irradiation contrast of the irradiation on the same day and last week day, this irradiation of two days is consistent, but the generated energy of two days but differs larger, and at this moment certain equipment cisco unity malfunction in power station just is described, by analysis, may be that cell panel need to clean or other reasons.
In the present embodiment, also comprise an O&M module with monitoring module communication, this module has been mainly that the normal operation of each component devices of power station is safeguarded, comprises self-defined Threshold Alerts module, worksheet module and polling module.
Self-defined Threshold Alerts module can be considered such environmental effects according to the normal operation threshold value of each component devices of power station, carries out respectively self-defined setting.Be directed to the equipment of different manufacturers, dissimilar and different size, their corresponding electric current, charge threshold level difference, need, according to the typing of basic data in early stage, arrange separately threshold value to different manufacturers, equipment dissimilar and different size.Such as DC cabinet has the multichannel electric current, if need to detect a certain road electric current be 0 o'clock or a certain road current value too low, during less than the x% of other road current averages or a certain road voltage be 0 o'clock, all cause Threshold Alerts.And alert if is arranged, during warning, need avoid weather condition, during such as the cloudy day, electric current be 0 normal and night situation, evening, electric current was 0 also for normal.Reach susceptible condition, many equipment, multi-period, the combined factors analyses such as many meteorological conditions.High, medium and low three kinds of alert levels are provided simultaneously, and by different colors, represent in system.Independently window service, real-time compares each device data and threshold value critical value, when reaching the threshold value critical value, according to the grade of threshold value setting, and the alerting pattern (mail, note or notifications) of threshold value setting, reminding user is processed this abnormal information automatically.
The worksheet module forms the work list automatically according to the fault state that system detects each component devices of power station, and the work single-pass is crossed to the various ways such as mail, note or handheld terminal (as mobile phone) and automatically notified the related personnel, in order to process this fault ticket.Polling module comprises and is placed in the Quick Response Code of patrolling and examining a little, and fills in the handheld terminal of patrolling and examining data and sending the data to monitoring module be used to scanning Quick Response Code.
Polling module comprises and is placed in the Quick Response Code of patrolling and examining a little, and fills in the handheld terminal of patrolling and examining data and sending the data to monitoring module be used to scanning Quick Response Code.System can arrange many and patrol and examine route according to the patrolling and examining a little of scene, patrol plan, to each patrol and examine route, plan can arrange respectively, the number of times of patrolling and examining every day, the start time, every circle used time, every circle is the parameter such as short used time.System can automatically be identified Lou and patrol, and is late, in short-term with the record such as overtime and identify with different colours.Can be by date, the time period, route, the multiple condition of patrol officer is inquired about alone or in combination, and inquiry comprises normal recordings, the leak source record, record does not wait the classification form on time.Can automatically generate statistical forms, the rate of normally patrolling and examining is provided, leak source rate, the management datas such as late rate.The inquiry of original record of patrol is provided, guarantees to record accurate, all records provide the printout function.
In the present embodiment, in order to realize that further power failure equipment is carried out accurately to location fast, a two-dimensional analog module also is provided, and this module adopts position and the linking relationship that existing programming technique can the analog electrical station equipment, and it is showed by visual module.When concrete a certain device fails, the position of this faulty equipment of demonstration that visual module can be corresponding, the maintenance personal can accurately locate rapidly, improves maintenance efficiency and power station overall security.
Working method of the present utility model is: slave computer gathers the duty of each component devices of photovoltaic plant, is translated into machine code, and is transferred to host computer; Host computer is identified the machine code that receives, and selects corresponding communications protocol that machine code is translated as to readable machine language, deposits memory module in; Monitoring module is transferred the storage data of memory module, and photovoltaic plant component devices duty corresponding to storage data showed by visual module, and failure analysis module realizes Real Time Monitoring to power station duty comparative analysis.Self-defined threshold alarm module is according to the information that receives, and each equipment of monitoring power station works.
Claims (10)
1. a photovoltaic plant monitoring O&M service system, is characterized in that: comprise
For gathering the slave computer of running parameter of each component devices of photovoltaic plant;
For receiving the information of slave computer transmission, and according to the communications protocol corresponding with equipment, to information, carry out the host computer of dissection process;
The memory module that data after being used for host computer is resolved store;
For reading canned data in memory module, and show each component devices running parameter of photovoltaic plant and the monitoring module that sends instruction to power station.
2. photovoltaic plant monitoring O&M service system according to claim 1 is characterized in that: described monitoring module comprises power station component devices running parameter is carried out to the real-time monitoring module of Real Time Monitoring and to the historical monitoring module of power station component devices history parameters monitoring.
3. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, it is characterized in that: also comprise with monitoring module communicate by letter, for the O&M module of the normal operation and maintenance in power station, the O&M module comprises self-defined Threshold Alerts module, safeguard the worksheet module of power station component devices and to the monitoring module transmission, patrol and examine the polling module of data.
4. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, and it is characterized in that: described host computer comprises two or more communications protocol.
5. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, it is characterized in that: in described host computer, also comprise be used to filtering out the data check module of invalid data.
6. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, and it is characterized in that: described monitoring module is connected with visual module.
7. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, it is characterized in that: also comprise and with monitoring module, being connected and the two-dimensional analog module on visual module by the position display of power station component devices.
8. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, and it is characterized in that: described slave computer is communicated by letter with host computer by RS485, RS232 wired mode or GRRS wireless communication mode.
9. described photovoltaic plant is monitored the O&M service system according to claim 1 and 2, and it is characterized in that: described slave computer is communicated by letter with the power station component devices by RS485, RS232 wired mode or GRRS wireless communication mode.
10. photovoltaic plant monitoring O&M service system according to claim 3 is characterized in that: described polling module comprises and is placed in the Quick Response Code of patrolling and examining a little, and fills in the handheld terminal of patrolling and examining data and sending the data to monitoring module be used to scanning Quick Response Code.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013202625906U CN203299616U (en) | 2013-05-14 | 2013-05-14 | Photovoltaic power plant monitoring operation and maintenance service system |
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| CN2013202625906U CN203299616U (en) | 2013-05-14 | 2013-05-14 | Photovoltaic power plant monitoring operation and maintenance service system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279095A (en) * | 2013-05-14 | 2013-09-04 | 青岛萨纳斯科技有限公司 | Photovoltaic power station monitoring, operation and maintenance service system |
| CN104134246A (en) * | 2014-08-14 | 2014-11-05 | 国家电网公司 | System used for controlling process specifications and full equipment lifecycle in electric power system |
| CN104734346A (en) * | 2015-02-03 | 2015-06-24 | 北京天诚同创电气有限公司 | Method, terminal device, controller and system for maintaining photovoltaic grid-connected inverter |
| CN107316086A (en) * | 2017-06-15 | 2017-11-03 | 国网安徽省电力公司芜湖供电公司 | The main human rectal cancer system of substation equipment and O＆M method |
| CN109933497A (en) * | 2019-03-12 | 2019-06-25 | 国网江西省电力有限公司赣州供电分公司 | A kind of data center's operation supervisory systems |
-
2013
- 2013-05-14 CN CN2013202625906U patent/CN203299616U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279095A (en) * | 2013-05-14 | 2013-09-04 | 青岛萨纳斯科技有限公司 | Photovoltaic power station monitoring, operation and maintenance service system |
| CN104134246A (en) * | 2014-08-14 | 2014-11-05 | 国家电网公司 | System used for controlling process specifications and full equipment lifecycle in electric power system |
| CN104734346A (en) * | 2015-02-03 | 2015-06-24 | 北京天诚同创电气有限公司 | Method, terminal device, controller and system for maintaining photovoltaic grid-connected inverter |
| CN104734346B (en) * | 2015-02-03 | 2017-08-11 | 北京天诚同创电气有限公司 | Method, terminal device, controller and system for maintaining photovoltaic grid-connected inverter |
| CN107316086A (en) * | 2017-06-15 | 2017-11-03 | 国网安徽省电力公司芜湖供电公司 | The main human rectal cancer system of substation equipment and O＆M method |
| CN109933497A (en) * | 2019-03-12 | 2019-06-25 | 国网江西省电力有限公司赣州供电分公司 | A kind of data center's operation supervisory systems |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Address after: 266101 Shandong Province, Qingdao city Laoshan District Songling Road No. 169 International Innovation Park B block 7 room 3-3 Patentee after: QINGDAO SARNATH INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 266000 Shandong city of Qingdao province Ningxia City Road No. 288 Qingdao Software Park Building 5 floor G4 Patentee before: QINGDAO SARNATH TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20131120 |