CN204303013U - A kind of electric energy quality monitoring management system - Google Patents
A kind of electric energy quality monitoring management system Download PDFInfo
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- CN204303013U CN204303013U CN201420502550.9U CN201420502550U CN204303013U CN 204303013 U CN204303013 U CN 204303013U CN 201420502550 U CN201420502550 U CN 201420502550U CN 204303013 U CN204303013 U CN 204303013U
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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
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Abstract
The utility model relates to a kind of electric energy quality monitoring management system, it is characterized in that: it comprises data acquisition unit, data storage cell, real-time analysis display unit, historical analysis display unit, analytical statement unit and event and Alarm Unit; Data acquisition unit is used for the electric data that Real-time Collection installs electric energy quality monitoring terminal, and it is sent to respectively data storage cell, real-time analysis display unit and event and Alarm Unit; Data storage cell carries out periodicity to electric data and stores; Real-time analysis display unit judges electric data in real time and identifies, and with picture or chart graphics mode display data; Historical analysis display unit obtains the electric data that data storage cell stores, with picture or chart graphics mode display historical data; The electric data statistical study that analytical statement unit acquisition data storage cell stores also generates analytical statement; Event and Alarm Unit are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record.
Description
Technical field
The utility model relates to a kind of management system for monitoring, particularly about a kind of electric energy quality monitoring management system.
Background technology
Electric power supply is the mainstay that modern society depends on for existence, ideally, utility network should with constant frequency, normal voltage and sinusoidal waveform to customer power supply, but the equipment such as the generator in electric system, transformer and circuit are non-linear or asymmetric, load character is changeable at random, in addition control measures imperfection, operation, external interference and various failure and other reasons, create the various problems in operation of power networks, power equipment and power supply link.Along with the development of new high-tech industry, a lot of power electronic equipments and consumer increase the susceptibility of the quality of power supply, more enterprise and the requirement of power consumer to power supply quality also more and more higher.But the quality of power supply is different from common product quality, different supply terminals and different power supply moment, its index is different, and the quality of power supply is all in dynamic change on room and time.Monitoring power quality index is the first step of analysis and solve power quality problem, can provide practical foundation for the comprehensive eye exam of the quality of power supply.
A kind of electric energy quality monitoring system is disclosed in prior art, mainly for the monitoring of Utilities Electric Co.'s internal electric energy quality index, it is in monitoring instrument, be provided with a unified data layout port, server web system needs to identify monitoring device, to obtain its configuration information, status information etc., and by back-end data processing subsystem, stores processor is carried out to data.Simultaneously, along with the rapid progress of the network communications technology and infotech, also many monitoring systems relevant to the quality of power supply have been there is, but substantially all there is following problem in prior art: 1) mostly about the monitoring management of the quality of power supply mainly for Utilities Electric Co. or electrical network, and in fact, some has tight demand to the enterprises and institutions of quality of power supply sensitivity to the monitoring management of the quality of power supply; 2) most Power quality management mainly concentrates on Real-Time Monitoring, and the analysis lacked historical data and statistics; 3) monitoring rate of the quality of power supply is more general loose, carries out in the scope just resting on Topical Dispersion, real it is desirable that total solution at present; 4) monitoring management lacks unified data basis.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of applied range, and can to the electric data relevant to the quality of power supply from collection, alarm to the electric energy quality monitoring management system added up, analyze.
For achieving the above object, the utility model takes following technical scheme: a kind of electric energy quality monitoring management system, is characterized in that: it comprises a data acquisition unit, a data storage cell, a real-time analysis display unit, a historical analysis display unit, an analytical statement unit and an event and Alarm Unit; Described data acquisition unit is used for the electric data that Real-time Collection is arranged on the electric energy quality monitoring terminal at each type load and power supply point of presence place, and it is sent to respectively described data storage cell, real-time analysis display unit and event and Alarm Unit; Described data storage cell carries out periodicity according to the cycle set and data type to electric data and stores; Described real-time analysis display unit judges electric data in real time and identifies, and with picture or chart graphics mode display data; Described historical analysis display unit obtains the electric data that described data storage cell stores, with picture or chart graphics mode display historical data; Described analytical statement unit obtains electric data statistical study that described data storage cell stores and generates analytical statement; Described event and Alarm Unit are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record.
Described data acquisition unit carries out rough handling to the electric data gathered, then electric data is sent to described data storage cell, real-time analysis display unit and event and Alarm Unit with the frequency of setting; Wherein, described electric data comprises the three-phase current of on-the-spot equipment to be detected, three-phase voltage, harmonic wave, frequency and power.
Wired mode or wireless mode is adopted when the electric data of described data acquisition unit to electric energy quality monitoring terminal gathers.
Described data storage cell in real time to data carry out periodicity store, specific works process for: 1) data acquisition unit data described in real-time reception and according to setting the storage data cycle and store data type store; 2) carry out classification with timed task planned manner to real time data to store, wherein, classification stores that referring to classify the data collected by real time data and historical data stores, and historical data is by year, month, day, the storage and press the storage of power quality index category classification of hour classifying.
Described real-time analysis display unit carries out poll by with the frequency of setting to the real-time electric data that described data acquisition unit sends, according to electric data with mark electric data is identified, shown by picture or chart figure, wherein, described picture or chart graphics mode are display monitoring point current waveform, voltage waveform, three-phase voltage phasing degree, harmonic wave, frequency, also can show the running status of field apparatus corresponding to monitoring point in real time simultaneously.
Described historical analysis display unit obtains the electric data that described data storage cell stores, and with picture or chart graphics mode display historical data, its course of work is: 1) take out electric data from described data storage cell; 2) power quality index related electric data are added up: namely to all kinds of electric datas gathered from monitoring point on time, day, the moon, year or random time section add up; 3) monitoring state is added up: to working time of the field apparatus corresponding to monitoring point, device parameter on time, day, the moon, year or random time section add up; 4) to electric data association analysis: on time, day, the moon, year or random time section be in conjunction with the statistical study of electric utility status of processes parameter association; 5) statistical study represents with post figure, curve, pie chart, form or oscillogram mode.
Described analytical statement unit obtains electric data statistical study that described data storage cell stores and generates analytical statement, and specific works process is: 1) electric data of acquisition is carried out statistical study by power quality index classification; 2) the power quality problem detail statistics that monitoring point produces is collected; 3) generate statistical forms on a time period, comprise the mean value of statistical parameter, maximal value, minimum value, maximal value duration, minimum value duration, the rate that transfinites or whether qualified; 4) be analyzed with the information such as self-defined limits value or GB, generate analytical statement by equipment, time, circuit or electric pressure information classification statistics.
Described event and Alarm Unit are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record, and its specific works process is: the sender's information 1) configuring quality of power supply alarm Production conditions, rank and notice; 2) receive the facility switching machine data that described data acquisition unit sends, switching on and shutting down event refers to the on off state switch data of equipment; 3) real time data that described data acquisition unit sends is received, the comparison upper limit, lower limit, if exceeded standard, alarm, and warning information is sent to described real-time analysis display unit; 4) event and alarm are sent to notify recipients by voice, note, lettergram mode.
The utility model is owing to taking above technical scheme, it has the following advantages: the data acquisition unit 1, set by the utility model is owing to can support that multi-protocols communicate with electric energy quality monitoring terminal, the electric data relevant with the quality of power supply produced can be gathered in real time, and buffer memory after rough handling is carried out to the electric data gathered, be sent to event and Alarm Unit, real-time analysis display unit and data storage cell according to the transmission frequency of configuration, solve the standardization issue of data layout and effectively improve the accuracy sending data.2, the utility model is owing to carrying out long-time monitoring effectively and storing the electric data classification gathered to monitoring point, therefore can inquire about by the dimension such as timesharing, classification historical data.3, the historical analysis display unit set by the utility model and analytical statement unit are owing to providing the system configuration function of multi-functional chart and perfect in shape and function, therefore user not only can be analyzed the historical data of power quality problem intuitively, but also can self-defined configuration form content and comparative analysis condition, meet the individual demand of user while simplifying user operation program.4, the utility model can store without data, the electric data of collection is directly sent to real-time analysis display unit and carries out analysis displaying by data acquisition unit, also directly electric data can be sent to event and Alarm Unit is reported to the police to abnormal data, therefore user can react power quality problem quickly and easily.5, the utility model is built from overall plan and is started with, and supports self-defined configuration electric energy quality monitoring content, makes enterprises and institutions can customize electric energy quality monitoring Managed Solution in conjunction with own situation.In sum, the utility model system flexibility is strong, and stability is high, to improve the security of consumer, reliability and economy, the normal work of guarantee consumer and production continue efficiently all be of great significance.
Accompanying drawing explanation
Fig. 1 is the workflow schematic diagram of the utility model electric energy quality monitoring management system.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Figure 1, electric energy quality monitoring management system of the present utility model comprises data acquisition unit 1, data storage cell 2, real-time analysis display unit 3, historical analysis display unit 4, analytical statement unit 5 and an event and Alarm Unit 6; Data acquisition unit 1 is arranged on the electric data of the electric energy quality monitoring terminal at each type load and power supply point of presence place for Real-time Collection, and it is sent to respectively data storage cell 2, real-time analysis display unit 3 and event and Alarm Unit 6; Data storage cell 2 carries out periodicity according to the cycle set and data type to electric data and stores; Real-time analysis display unit 3 judges electric data in real time and identifies, and with picture or chart graphics mode display data; Historical analysis display unit 4 obtains the electric data that data storage cell 2 stores, with picture or chart graphics mode display historical data; Analytical statement unit 5 obtains electric data statistical study that data storage cell 2 stores and generates analytical statement; Event and Alarm Unit 6 are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record.
In a preferred embodiment, data acquisition unit 1 carries out rough handling to the electric data gathered, namely filter out due to generation zero drift phenomenon during instrument measurement or owing to disturbing the abnormal data produced, and mark is set for electric data, that is: in order to data receiver's (data storage cell 2, real-time analysis display unit 3 and event and Alarm Unit 6) can identification data collecting unit 1) electric data that sends, transmit leg and take over party is needed to appoint Data Identification, data acquisition unit 1 can add mark when sending data before every bar data message, as 001001, front three 001 represents the equipment that device name is " 1# ", rear three 001 representation parameters are voltage), again electric data is sent to data storage cell 2 with the frequency of setting, real-time analysis display unit 3 and event and Alarm Unit 6, wherein, electric data can comprise the three-phase current of on-the-spot equipment to be detected, three-phase voltage, harmonic wave, electric data that frequency is relevant to the quality of power supply with power etc.In addition, the electric data of data acquisition unit 1 pair of electric energy quality monitoring terminal can adopt wired mode (RS485, RS232, Ethernet) or wireless mode to carry out communication when gathering, support that using the agreements such as MODBUS agreement, OPC agreement or DTL645 agreement to set up communication with electric energy quality monitoring terminal is connected.
In a preferred embodiment, data storage cell 2 carries out periodicity to data in real time and stores, specific works process is: 1) real-time reception data acquisition unit 1 data and according to setting the storage data cycle and store data type store, wherein, data type refers to the electric parameter relevant to power quality problem statistical study, as three-phase voltage, three-phase current, frequency, power or harmonic value; 2) carry out classification with timed task planned manner to real time data to store, and the electric data of storage is sent to historical analysis display unit 4 and analytical statement unit 5, wherein, classification stores that referring to classify the data collected by real time data and historical data stores, and historical data again can by year, month, day, the storage and press the storage of power quality index category classification of hour classifying.The power quality index classification that data storage cell 2 stores both can comprise voltage deviation, frequency departure, harmonic wave, voltage fluctuation and flicker, tri-phase unbalance factor five Steady State Power Qualities of national regulations, also can comprise the temporary unspecified voltage dip of GB, voltage swells and voltage interruption three transient state indexs.
In a preferred embodiment, real-time analysis display unit 3 judges electric data in real time and identifies, and with picture or chart graphics mode display data, specific works flow process is: the electric data that real-time analysis display unit 3 real-time reception data storage cell 1 sends over also carries out buffer memory to it, with the frequency of setting, poll is carried out to the data of buffer memory again, according to electric data with mark electric data is identified, shown by figure or picture, herein mainly show monitoring point current waveform with picture or chart figure, voltage waveform, three-phase voltage phasing degree, harmonic wave, the information such as frequency, also can show the running status of field apparatus corresponding to monitoring point in real time simultaneously.
In a preferred embodiment, historical analysis display unit 4 obtains the electric data that data storage cell 2 stores, and with picture or chart graphics mode display historical data, its course of work is: 1) take out electric data from data storage cell 2; 2) power quality index related electric data are added up: namely to all kinds of electric datas gathered from monitoring point (harmonic voltage, harmonic current, frequency, load etc.) on time, day, the moon, year or random time section add up; 3) monitoring state is added up: to working time (switching time, switch duration) of the field apparatus corresponding to monitoring point, device parameter on time, day, the moon, year or random time section add up; 4) to electric data association analysis: on time, day, the moon, year or random time section be in conjunction with the statistical study of electric utility status of processes parameter association; 5) statistical study represents with post figure, curve, pie chart, form, oscillogram mode.
In a preferred embodiment, analytical statement unit 5 obtains electric data statistical study that data storage cell 2 stores and generates analytical statement, specific works process is: 1) electric data of acquisition is carried out statistical study by power quality index classification, wherein, index classification comprises: the power quality index of the national regulations such as voltage interruption, current three-phase are uneven, and statistical study object is the information such as number of times, duration, severity level temporally can checking that all kinds of quality of power supply occurs; 2) power quality problem detail statistics (triggered time etc. as power quality problem) that monitoring point produces is collected; 3) generate statistical forms on a time period, comprise the mean value of statistical parameter, maximal value, minimum value, the maximal value duration, the minimum value duration, the rate that transfinites, whether qualified etc.; 4) with self-defined limits value or be analyzed according to GB, analytical statement is generated by information classification statistics such as equipment, time, circuit, electric pressures.Analytical statement unit 5 can provide fundamental voltage, fundamental current trend curve; Voltage deviation trend curve; Voltage, electric current resultant distortion rate curve of secular trend; Voltage, electric current each harmonic curve of secular trend; Voltage, electric current each harmonic spectrum curve; Long-term flickering value, short-term flickering value trend curve; Voltage tri-phase unbalance factor trend curve; Current three-phase degree of unbalancedness trend curve; Power trend curve; The waveform display of the voltage swells/transient power quality such as rapid drawdown, short interruptions phenomenon.
In a preferred embodiment, event and Alarm Unit 6 are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record, its specific works process is: 1) configure quality of power supply alarm Production conditions, sender's information of rank and notice, wherein, configuration alarm Production conditions is arranged according to actual conditions: such as standard voltage value is 220V, setting model is for reporting to the police more than 10%, so will report to the police when the magnitude of voltage gathered is greater than 242V, rank is arranged according to actual conditions, such as: carry out classification according to the order of severity, as voltage interruption can be set to seriously, voltage over standard can be set to common, notify sender: configure the user that corresponding alarm occurs to need to notify to arrive, 2) receive the facility switching machine data that data acquisition unit 1 sends, switching on and shutting down event refers to the on off state switch data of equipment, 3) real time data (harmonic voltage value, harmonic current value, frequency etc.) that data acquisition unit 1 sends is received, the comparison upper limit, lower limit, if exceeded standard, alarm, such as: when to arrange power limitation be 5000W, the frequency collected then carries out alarm higher than during 5000W, and warning information is sent to real-time analysis display unit 3, 4) event and alarm are sent to notify recipients by voice, note, lettergram mode.
The various embodiments described above are only for illustration of the utility model; wherein the structure of each parts, connected mode and manufacture craft etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (8)
1. an electric energy quality monitoring management system, is characterized in that: it comprises a data acquisition unit, a data storage cell, a real-time analysis display unit, a historical analysis display unit, an analytical statement unit and an event and Alarm Unit;
Described data acquisition unit is used for the electric data that Real-time Collection is arranged on the electric energy quality monitoring terminal at each type load and power supply point of presence place, and it is sent to respectively described data storage cell, real-time analysis display unit and event and Alarm Unit; Described data storage cell carries out periodicity according to the cycle set and data type to electric data and stores; Described real-time analysis display unit judges electric data in real time and identifies, and with picture or chart graphics mode display data; Described historical analysis display unit obtains the electric data that described data storage cell stores, with picture or chart graphics mode display historical data; Described analytical statement unit obtains electric data statistical study that described data storage cell stores and generates analytical statement; Described event and Alarm Unit are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record.
2. a kind of electric energy quality monitoring management system as claimed in claim 1, it is characterized in that: described data acquisition unit carries out rough handling to the electric data gathered, then electric data is sent to described data storage cell, real-time analysis display unit and event and Alarm Unit with the frequency of setting; Wherein, described electric data comprises the three-phase current of on-the-spot equipment to be detected, three-phase voltage, harmonic wave, frequency and power.
3. a kind of electric energy quality monitoring management system as claimed in claim 2, is characterized in that: adopt wired mode or wireless mode when the electric data of described data acquisition unit to electric energy quality monitoring terminal gathers.
4. a kind of electric energy quality monitoring management system as described in claim 1 or 2 or 3, it is characterized in that: described data storage cell in real time to data carry out periodicity store, specific works process for: 1) data acquisition unit data described in real-time reception and according to setting the storage data cycle and store data type store; 2) carry out classification with timed task planned manner to real time data to store, wherein, classification stores that referring to classify the data collected by real time data and historical data stores, and historical data is by year, month, day, the storage and press the storage of power quality index category classification of hour classifying.
5. a kind of electric energy quality monitoring management system as described in claim 1 or 2 or 3, it is characterized in that: described real-time analysis display unit carries out poll by with the frequency of setting to the real-time electric data that described data acquisition unit sends, according to electric data with mark electric data is identified, shown by picture or chart figure, wherein, described picture or chart graphics mode are display monitoring point current waveforms, voltage waveform, three-phase voltage phasing degree, harmonic wave, frequency, also can show the running status of field apparatus corresponding to monitoring point in real time simultaneously.
6. a kind of electric energy quality monitoring management system as described in claim 1 or 2 or 3, it is characterized in that: described historical analysis display unit obtains the electric data that described data storage cell stores, with picture or chart graphics mode display historical data, its course of work is: 1) take out electric data from described data storage cell; 2) power quality index related electric data are added up: namely to all kinds of electric datas gathered from monitoring point on time, day, the moon, year or random time section add up; 3) monitoring state is added up: to working time of the field apparatus corresponding to monitoring point, device parameter on time, day, the moon, year or random time section add up; 4) to electric data association analysis: on time, day, the moon, year or random time section be in conjunction with the statistical study of electric utility status of processes parameter association; 5) statistical study represents with post figure, curve, pie chart, form or oscillogram mode.
7. a kind of electric energy quality monitoring management system as described in claim 1 or 2 or 3, it is characterized in that: described analytical statement unit obtains electric data statistical study that described data storage cell stores and generates analytical statement, and specific works process is: 1) electric data of acquisition is carried out statistical study by power quality index classification; 2) the power quality problem detail statistics that monitoring point produces is collected; 3) generate statistical forms on a time period, comprise the mean value of statistical parameter, maximal value, minimum value, maximal value duration, minimum value duration, the rate that transfinites or whether qualified; 4) be analyzed with the information such as self-defined limits value or GB, generate analytical statement by equipment, time, circuit or electric pressure information classification statistics.
8. a kind of electric energy quality monitoring management system as described in claim 1 or 2 or 3, it is characterized in that: described event and Alarm Unit are reported to the police to the out-of-limit data that exceed standard according to the condition set, and split shut down event and carry out record, its specific works process is: the sender's information 1) configuring quality of power supply alarm Production conditions, rank and notice; 2) receive the facility switching machine data that described data acquisition unit sends, switching on and shutting down event refers to the on off state switch data of equipment; 3) real time data that described data acquisition unit sends is received, the comparison upper limit, lower limit, if exceeded standard, alarm, and warning information is sent to described real-time analysis display unit; 4) event and alarm are sent to notify recipients by voice, note, lettergram mode.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200323A (en) * | 2014-09-02 | 2014-12-10 | 中国海洋石油总公司 | Electric energy quality monitoring and management system |
| CN105158556A (en) * | 2015-08-28 | 2015-12-16 | 国家电网公司 | Resident user power supply voltage quality monitoring method |
| CN117541126A (en) * | 2024-01-05 | 2024-02-09 | 福建省政务门户网站运营管理有限公司 | Big data government affair data processing and correcting system |
-
2014
- 2014-09-02 CN CN201420502550.9U patent/CN204303013U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200323A (en) * | 2014-09-02 | 2014-12-10 | 中国海洋石油总公司 | Electric energy quality monitoring and management system |
| CN105158556A (en) * | 2015-08-28 | 2015-12-16 | 国家电网公司 | Resident user power supply voltage quality monitoring method |
| CN117541126A (en) * | 2024-01-05 | 2024-02-09 | 福建省政务门户网站运营管理有限公司 | Big data government affair data processing and correcting system |
| CN117541126B (en) * | 2024-01-05 | 2024-04-12 | 福建省政务门户网站运营管理有限公司 | Big data government affair data processing and correcting system |
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Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: SHENZHEN HIETECH ENERGY TECHNOLOGIES CO.,LTD. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: SHENZHEN HIETECH ENERGY TECHNOLOGIES CO.,LTD. |
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Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: Shenzhen sea Yida Technology Co.,Ltd. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: SHENZHEN HIETECH ENERGY TECHNOLOGIES CO.,LTD. |
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Effective date of registration: 20191216 Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: Shenzhen sea Yida Technology Co.,Ltd. |
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