CN113109659A - Distribution automation monitoring system - Google Patents
Distribution automation monitoring system Download PDFInfo
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- CN113109659A CN113109659A CN202110223227.2A CN202110223227A CN113109659A CN 113109659 A CN113109659 A CN 113109659A CN 202110223227 A CN202110223227 A CN 202110223227A CN 113109659 A CN113109659 A CN 113109659A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/088—Aspects of digital computing
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- Engineering & Computer Science (AREA)
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- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention includes a distribution automation monitoring system, including: the device for acquiring the data information of the power distribution equipment comprises a data acquisition unit and a data transmitter; the data collector transmits the data information of the power distribution equipment through the data transmitter; the monitoring data module is provided with at least two sets of monitoring equipment and used for monitoring the acquired current data, voltage data and power data; the screening module is used for formulating a monitoring data screening standard and screening abnormal data through the data screening standard; the fault grade evaluation module is used for evaluating the fault grade by processing the abnormal data and then giving an alarm through the alarm module; and the alarm module comprises one or more of screen alarm, voice reminding alarm and short message alarm.
Description
Technical Field
The invention belongs to the technical field of power distribution equipment monitoring, and particularly relates to a power distribution automatic monitoring system.
Background
The power distribution system as the last link of the power system is directly oriented to the end customer, and the normal operation of the power distribution system is closely related to the normal power utilization of the customer. However, monitoring of power distribution equipment in a power distribution system is particularly important.
Among the prior art, distribution equipment fails to carry out effective comprehensive monitoring, leads to distribution equipment to have the monitoring leak to omit unusual monitoring conditions, above-mentioned condition can lead to distribution equipment to break down, and the trouble that does not discover in time can lead to distribution equipment to appear potential risk. This is a disadvantage of the prior art.
In view of the above, the present invention provides an automatic power distribution monitoring system to solve the defects in the prior art.
Disclosure of Invention
The invention aims to provide a distribution automation monitoring system aiming at the defects that the distribution equipment in the prior art cannot be effectively and comprehensively monitored, so that the distribution equipment has monitoring leaks, abnormal monitoring conditions are omitted, and the distribution equipment fails, so as to solve the technical problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a distribution automation monitoring system, comprising:
the device for acquiring the data information of the power distribution equipment comprises a data acquisition unit and a data transmitter; the data collector transmits the data information of the power distribution equipment through the data transmitter;
the monitoring data module is provided with at least two sets of monitoring equipment and used for monitoring the acquired current data, voltage data and power data;
the screening module is used for formulating a monitoring data screening standard and screening abnormal data through the data screening standard;
the fault grade evaluation module is used for evaluating the fault grade by processing the abnormal data and then giving an alarm through the alarm module;
and the alarm module comprises one or more of screen alarm, voice reminding alarm and short message alarm.
Preferably, in the data acquisition module, the data acquisition unit comprises a current transformer, a voltage transformer and a data processor; the current transformer acquires current information of the power distribution equipment, the voltage transformer acquires voltage information of the power distribution equipment, and the data processor acquires the operating power of the power distribution equipment; the data transmitter transmits the data information of the power distribution equipment to the monitoring data module in real time.
Preferably, in the monitoring data module, the monitoring equipment monitors data and stores the monitoring data to the cloud database for backup processing; at least two sets of monitoring equipment are arranged to form a mutually redundant monitoring strategy, so that the failure of any one set of monitoring equipment to cause the failure of partial functions of a monitoring system is prevented, and the power distribution equipment cannot be effectively monitored and protected.
Preferably, in the screening module, the monitoring data screening criteria includes the following steps: presetting normal ranges of current, voltage and power, calculating deviation values of the monitoring data and normal range data, if the deviation values are in the normal ranges, not performing screening operation, and if the deviation values exceed the set ranges, determining the data as abnormal data and performing screening operation.
Preferably, in the screening module, a unique source tag is set for the abnormal data according to the screened abnormal data, the abnormal source is locked through the source tag, the abnormal power distribution equipment outputting abnormal current, voltage and operating power is determined, the fault area is located, and the fault area is locked, so that the fault area is isolated in time and further maintenance operation is facilitated.
Preferably, in the fault level evaluation module, a standard is set for the deviation value calculated in the screening module, when the deviation value exceeds twenty percent, the fault level is set as a third-level event, when the deviation value is between ten percent and twenty percent, the fault level is set as a second-level event, and when the deviation value is within ten percent, the fault level is set as a first-level event; the degree of urgency of the tertiary event is greater than that of the secondary event and is greater than that of the primary event; when a plurality of fault level events occur simultaneously, the priority of the working personnel for processing the fault events is a third-level event, a second-level event and a first-level event.
Preferably, the alarm module comprises an alarm information setting unit, a frequency unit, an alarm information confirming unit and an alarm record transmission unit;
the alarm information unit comprises fault occurrence time, fault grade and fault content; the alarm information content can enable maintenance personnel to quickly know the fault condition and effectively solve the fault problem in time;
the frequency unit sets the alarm frequency according to the priority of the fault event, when a third-level event occurs, alarm information is sent every minute, when a second-level event occurs, the alarm information is sent every two minutes, and when a first-level event occurs, the alarm information is sent every three minutes;
the alarm information confirming unit is used for stopping the alarm information notification when a worker receives the alarm information and confirms the alarm information, or continuously sending the alarm information, automatically dialing an emergency call preset in advance when the time is more than ten minutes, and notifying an emergency group to process the fault condition; the time length set in the alarm module is freely set according to different requirements;
and the alarm record transmission unit is used for transmitting the alarm record to the big data center through the GPRS data transmission network and storing the alarm record.
Preferably, the alarm record information is transmitted to the data analysis tool Tableau, the analysis tool Tableau analyzes and counts the alarm data, and outputs a data analysis report and a basic chart, the basic chart comprises a bar chart, a broken line chart and a pie chart, the condition of the power distribution equipment fault caused by abnormal data, such as the frequency of the fault and the fault occurrence grade, can be intuitively known, and the possibility of the fault occurrence and the grade condition can be predicted in advance by a worker according to the analysis report and the basic chart, so that active countermeasures can be taken, and the power distribution equipment can be comprehensively and effectively monitored.
Preferably, the analysis report is displayed in a large screen display mode or an embedded external application system display mode; and a plurality of display modes of the analysis reports are provided, so that workers can conveniently check the analysis reports in a plurality of ways.
The power distribution automatic monitoring system has the beneficial effects that the power distribution automatic monitoring system can comprehensively monitor the running condition of power distribution equipment, adopts at least two sets of monitoring equipment and a mutually redundant monitoring mode, avoids the fault of partial functions of the monitoring system caused by the non-working condition of any one set of equipment, and comprehensively and effectively monitors the monitoring equipment; meanwhile, the level of the fault is set, and various alarm modes are set according to the fault level, so that the working personnel can conveniently make reasonable response measures according to the emergency situation of the fault; and analyzing and processing the fault records by using an analysis tool Tableau. In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Therefore, compared with the prior art, the invention has substantial characteristics and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
Fig. 1 is a schematic block diagram of a distribution automation monitoring system according to the present embodiment.
The system comprises a power distribution automatic monitoring system 1, a data acquisition module 2, a data acquisition device 2.1, a data processor 2.2, a data transmitter 2.3, a monitoring data module 3, a screening module 4, a fault grade evaluation module 5, an alarm module 6, an alarm information unit 6.1, a frequency unit 6.2, an alarm information confirmation unit 6.3 and an alarm record transmission unit 6.4.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of specific examples, which are illustrative of the present invention and are not limited to the following embodiments.
As shown in fig. 1, the present embodiment provides a distribution automation monitoring system 1 including:
the data acquisition module 2 is used for acquiring information of current data, voltage data and operating power of the power distribution equipment, and the acquired information of the power distribution equipment comprises a data acquisition unit 2.1, wherein the data acquisition unit 2.1 comprises a current transformer, a voltage transformer and a data processor 2.2; the current transformer acquires current information of the distribution equipment, the voltage transformer acquires voltage information of the distribution equipment, and the data processor 2.2 acquires the running power of the distribution equipment; the data transmitter 2.3 transmits the data information of the power distribution equipment to the monitoring data module 3 in real time.
The monitoring data module 3 is provided with at least two sets of monitoring equipment for monitoring the acquired current data, voltage data and power data; monitoring data by the monitoring equipment, and storing the monitoring data to a cloud database for backup processing; at least two sets of monitoring equipment are arranged to form a mutually redundant monitoring strategy, so that the failure of any one set of monitoring equipment to cause the failure of partial functions of a monitoring system is prevented, and the power distribution equipment cannot be effectively monitored and protected.
The screening module 4 formulates a monitoring data screening standard and screens out abnormal data through the data screening standard; the monitoring data screening standard comprises the following steps: presetting normal ranges of current, voltage and power, calculating deviation values of monitoring data and normal range data, if the deviation values are in the normal ranges, not performing screening operation, and if the deviation values exceed the set ranges, determining the data as abnormal data and performing screening operation; the unique source tag is set for the abnormal data through the screened abnormal data, the abnormal source is locked through the source tag, the abnormal power distribution equipment which outputs abnormal current, voltage and operating power is determined, the fault area is located, and the fault area is locked, so that the fault area is isolated in time, and further maintenance operation is facilitated.
The fault grade evaluation module 5 is used for evaluating the fault grade by processing the abnormal data and then giving an alarm through the alarm module 6; setting a standard for the deviation value calculated in the screening module 4, setting the fault level as a third-level event when the deviation value exceeds twenty percent, setting the fault level as a second-level event when the deviation value is between ten percent and twenty percent, and setting the fault level as a first-level event when the deviation value is within ten percent; the degree of urgency of the tertiary event is greater than that of the secondary event and is greater than that of the primary event; when a plurality of fault level events occur simultaneously, the priority of the working personnel for processing the fault events is a third-level event, a second-level event and a first-level event.
The alarm module 6 comprises one or more of screen alarm, voice reminding alarm and short message alarm; the alarm module 6 comprises an alarm information unit 6.1, and the alarm information unit 6.1 comprises fault occurrence time, fault level and fault content; the alarm information content can enable maintenance personnel to quickly know the fault condition and effectively solve the fault problem in time; the frequency unit 6.2 sets the alarm frequency according to the priority of the fault event, when a third-level event occurs, alarm information is sent every minute, when a second-level event occurs, the alarm information is sent every two minutes, and when a first-level event occurs, the alarm information is sent every three minutes;
the alarm information confirming unit 6.3 is used for stopping the alarm information notification when the worker receives the alarm information and confirms the alarm information, or else, continuously sending the alarm information, automatically dialing an emergency call preset in advance when the time is more than ten minutes, and notifying an emergency group to process the fault condition; the time length set in the alarm module 6 is freely set according to different requirements;
and the alarm record transmission unit 6.4 is used for transmitting the alarm record to a big data center through a GPRS data transmission network and storing the alarm record. Alarm record information is transmitted to a data analysis tool Tableau, alarm data is analyzed and counted through the analysis tool Tableau, a data analysis report and a basic chart are output, the basic chart comprises a bar chart, a broken line chart and a pie chart, the conditions of power distribution equipment faults caused by abnormal data can be intuitively known, for example, the frequency of the faults and the grade of the faults, and workers can predict the possibility and the grade condition of the faults in advance according to the analysis report and the basic chart, so that active countermeasures are taken, and the power distribution equipment is comprehensively and effectively monitored; the analysis report is displayed in a large screen display mode or an embedded external application system display mode; and a plurality of display modes of the analysis reports are provided, so that workers can conveniently check the analysis reports in a plurality of ways.
The above disclosure is only for the preferred embodiments of the invention, but the invention is not limited thereto, and any non-inventive changes that can be made by those skilled in the art and several modifications and amendments made without departing from the principle of the invention shall fall within the protection scope of the invention.
Claims (10)
1. A distribution automation monitoring system, comprising: the device for acquiring the data information of the power distribution equipment comprises a data acquisition unit and a data transmitter; the data collector transmits the data information of the power distribution equipment through the data transmitter; the monitoring data module is provided with at least two sets of monitoring equipment and used for monitoring the acquired current data, voltage data and power data; the screening module is used for formulating a monitoring data screening standard and screening abnormal data through the data screening standard; the fault grade evaluation module is used for evaluating the fault grade by processing the abnormal data and then giving an alarm through the alarm module; and the alarm module comprises one or more of screen alarm, voice reminding alarm and short message alarm.
2. A distribution automation monitoring system according to claim 1 characterised in that: in the data acquisition module, the data acquisition unit comprises a current transformer, a voltage transformer and a data processor; the current transformer acquires current information of the power distribution equipment, the voltage transformer acquires voltage information of the power distribution equipment, and the data processor acquires the operating power of the power distribution equipment; the data transmitter transmits the data information of the power distribution equipment to the monitoring data module in real time.
3. A distribution automation monitoring system according to claim 2 characterised in that: in the monitoring data module, monitoring equipment monitors data and stores the monitoring data to a cloud database for backup processing; at least two sets of monitoring equipment are arranged.
4. A distribution automation monitoring system according to claim 3 characterised in that: in the screening module, the monitoring data screening standard comprises the following steps: presetting normal ranges of current, voltage and power, calculating deviation values of the monitoring data and normal range data, if the deviation values are in the normal ranges, not performing screening operation, and if the deviation values exceed the set ranges, determining the data as abnormal data and performing screening operation.
5. The distribution automation monitoring system of claim 4, wherein: in the screening module, the power distribution equipment outputting the abnormal data is locked through the screened abnormal data, and the fault area is located.
6. The distribution automation monitoring system of claim 5, wherein: in the fault level evaluation module, a standard is set for the deviation value calculated in the screening module, when the deviation value exceeds twenty percent, the fault level is set as a third-level event, when the deviation value is between ten percent and twenty percent, the fault level is set as a second-level event, and when the deviation value is within ten percent, the fault level is set as a first-level event; the urgency of the tertiary event is greater than the urgency of the secondary event is greater than the urgency of the primary event.
7. The distribution automation monitoring system of claim 6, wherein: the alarm module comprises an alarm information setting unit, a frequency unit, an alarm information confirming unit and an alarm record transmission unit; the alarm information unit comprises fault occurrence time, fault grade and fault content; the frequency unit sets the alarm frequency according to the priority of the fault event, when a third-level event occurs, alarm information is sent every minute, when a second-level event occurs, the alarm information is sent every two minutes, and when a first-level event occurs, the alarm information is sent every three minutes; and the alarm information confirming unit is used for stopping the alarm information notification if the worker receives the alarm information and confirms the alarm information, otherwise, continuously sending the alarm information, automatically dialing a preset emergency call when the time is more than ten minutes, and notifying an emergency group to process the fault condition.
8. The distribution automation monitoring system of claim 7, wherein: and the alarm record transmission unit is used for transmitting the alarm record to the big data center through the GPRS data transmission network and storing the alarm record.
9. A distribution automation monitoring system according to claim 8 characterised in that: the alarm record information is transmitted to a data analysis tool Tableau, alarm data are analyzed and counted through the data analysis tool Tableau, and a data analysis report and a basic chart are output, wherein the basic chart comprises a bar chart, a broken line chart and a pie chart.
10. A distribution automation monitoring system according to claim 9 characterised in that: and the analysis report is displayed by an embedded external application system or a large screen display mode.
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| CN202110223227.2A CN113109659A (en) | 2021-03-01 | 2021-03-01 | Distribution automation monitoring system |
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| CN202110223227.2A CN113109659A (en) | 2021-03-01 | 2021-03-01 | Distribution automation monitoring system |
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| CN114326556A (en) * | 2021-12-31 | 2022-04-12 | 临沂职业学院 | Electric automation monitoring system, method and device for controlling the system |
| CN115275396A (en) * | 2022-08-15 | 2022-11-01 | 珠海冠宇电源有限公司 | Battery protection technology and battery pack |
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Application publication date: 20210713 |