CN116191681A - Operation management system and method for digital integrated intelligent ring main unit - Google Patents
Operation management system and method for digital integrated intelligent ring main unit Download PDFInfo
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- CN116191681A CN116191681A CN202310495968.5A CN202310495968A CN116191681A CN 116191681 A CN116191681 A CN 116191681A CN 202310495968 A CN202310495968 A CN 202310495968A CN 116191681 A CN116191681 A CN 116191681A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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Abstract
The invention discloses an operation management system and method for a digital integrated intelligent ring main unit, which belong to the field of ring main units and comprise an area dividing module, an electric power body analysis module, a management setting module, a monitoring statistics module, an operation monitoring module and an intelligent management module, wherein the area dividing module is used for dividing the coverage area of the ring main unit, the electric power body analysis module is used for analyzing the electric power body of different management areas of the ring main unit to obtain the electric power body values of different monitoring areas of the ring main unit, the monitoring statistics module is used for monitoring and counting the ring main unit, the management setting module is used for setting the operation management level of the ring main unit, and the operation monitoring module is used for monitoring the real-time operation condition of the ring main unit to generate an operation abnormal signal or an operation normal signal.
Description
Technical Field
The invention belongs to the field of ring main units, and particularly relates to an operation management system and method for a digital integrated intelligent ring main unit.
Background
The ring main unit is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled spacing ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, and has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. It is widely used in distribution stations of load centers such as urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, and box-type substations.
Because the ring main units are mostly arranged outdoors, the device has the characteristics of multiple composition intervals, compact design structure, high insulation requirement, heavy running load and the like, and the ring main units are extremely easy to generate equipment faults under the influence of outdoor severe working environment and complex installation environment, but when the ring main unit fault preventive measures are mainly manual regular inspection and online monitoring modes, because the number of ring main units in the distribution network is numerous, the installation sites are often outdoor and quite scattered, the running environments are different, the manual regular inspection workload is high, the fault symptoms are difficult to find in time, the optimal treatment time is easy to miss, and the timeliness is insufficient;
therefore, we propose a system and a method for operation management of a digital integrated intelligent ring main unit.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a system and a method for operation management of a digital integrated intelligent ring main unit.
The technical problems to be solved by the invention are as follows:
how to realize the intelligent monitoring management of the operation state of the ring main unit based on the multi-source data.
The aim of the invention can be achieved by the following technical scheme:
the system comprises a region dividing module, a data acquisition module, an electric power body analysis module, a management terminal, a management setting module, a monitoring statistics module, a storage module, an operation monitoring module, an intelligent management module and a server, wherein the region dividing module is used for dividing the coverage range of the ring main unit to obtain a plurality of management regions of the ring main unit; the data acquisition module is used for acquiring power use data of different management areas of the ring main unit and sending the power use data to the power body quantity analysis module through the server; the power body quantity analysis module is used for analyzing the power body quantity of different management areas of the ring main unit, obtaining power body quantity values of different monitoring areas of the ring main unit, feeding the power body quantity values back to the server, and sending the power body quantity values to the transportation pipe setting module by the server; the storage module is used for storing the statistical state data of the ring main unit in the previous month and sending the statistical state data corresponding to the ring main unit to the monitoring statistical module; the monitoring and statistics module is used for monitoring and counting the ring main units, obtaining operation monitoring values of the ring main units and feeding the operation monitoring values back to the server, and the server sends the operation monitoring values to the operation setting module;
the operation management setting module is used for setting the operation management level of the ring main unit by combining the electric power body value and the operation monitoring value, so that the preset temperature rising rate, the judging and collecting duration and the operation monitoring times of the ring main unit are fed back to the server, the server sends the preset temperature rising rate to the operation monitoring module, and the server sends the judging and collecting duration and the operation monitoring times to the data collecting module;
the data acquisition module is used for acquiring real-time operation data of the ring main unit in the period of judging acquisition by combining the operation monitoring times, and transmitting the real-time operation data to the operation monitoring module through the server; the operation monitoring module is used for monitoring the real-time operation condition of the ring main unit, generating an operation abnormal signal or feeding back an operation normal signal to the server, if the server receives the operation normal signal, not performing any operation, if the server receives the operation abnormal signal, sending the operation abnormal signal to the management terminal, and after receiving the operation abnormal signal, checking and maintaining the designated ring main unit and the power line connected with the ring main unit.
Further, the power use data are the number of power users in different management areas of the ring main unit, the power consumption of each user, the length of a power line and the number of line transfer points of the power line;
the statistical state data are the insulation fault times, component fault times, mechanical fault times and temperature rise abnormal times of the previous month of the ring main unit, and the line abnormal times of the power line connected with the ring main unit.
Further, the analysis process of the electric power body analysis module is specifically as follows:
acquiring the number of power users in different management areas of the ring main unit, and then acquiring the power consumption of each user in the different management areas of the ring main unit, wherein the power consumption of each user is added and summed to obtain the total power consumption of the different management areas of the ring main unit;
calculating first power monitoring values of different management areas of the ring main unit;
meanwhile, the lengths of the power lines in different management areas of the ring main unit are obtained, and then the number of the power line transfer points of the power lines in the different management areas of the ring main unit is obtained;
calculating second power monitoring values of different management areas of the ring main unit;
and calculating the electric power body values of different management areas of the ring main unit by combining the first electric power monitoring value with the second electric power monitoring value.
Further, the working process of the monitoring and counting module is specifically as follows:
acquiring the insulation failure times, the component failure times and the mechanical failure times of the ring main unit in the previous month;
then acquiring abnormal times of temperature rise in the previous month of the ring main unit and abnormal times of a power line connected with the ring main unit;
and calculating an operation monitoring value of the ring main unit.
Further, the setting process of the pipe transportation setting module is specifically as follows:
acquiring operation monitoring values of the ring main unit and electric power volume values of different monitoring areas of the ring main unit;
acquiring a preset electric power volume interval stored in a server, wherein the preset electric power volume interval corresponds to different electric power volume coefficients, and comparing the electric power volume value with the preset electric power volume interval to obtain the electric power volume coefficients of different monitoring areas of the ring main unit;
calculating the operation monitoring values of the different monitoring areas of the ring main unit according to the operation monitoring values and the maximum value in the power body quantity coefficient;
the pipe transporting grade value is compared with the pipe transporting grade threshold value, and the pipe transporting grade of the monitoring area is judged to be a third pipe transporting grade, a second pipe transporting grade or a first pipe transporting grade;
and obtaining the preset temperature rising rate of the ring main unit, and judging the acquisition duration and the operation monitoring times according to the operation grade.
Further, the preset electric power volume interval comprises a third preset electric power volume interval, a second preset electric power volume interval and a first preset electric power volume interval;
the upper limit value of the third section of the preset electric power body quantity is smaller than the lower limit value of the second section of the preset electric power body quantity, and the upper limit value of the second section of the preset electric power body quantity is smaller than the lower limit value of the first section of the preset electric power body quantity;
the electric power volume coefficient corresponding to the third interval of the preset electric power volume is smaller than the electric power volume coefficient corresponding to the second interval of the preset electric power volume, the electric power volume coefficient corresponding to the second interval of the preset electric power volume is smaller than the electric power volume coefficient corresponding to the first interval of the preset electric power volume, and the value of the electric power volume value is in direct proportion to the value of the electric power volume coefficient;
the pipe transporting grade threshold comprises a second pipe transporting grade threshold and a first pipe transporting grade threshold, and the value of the first pipe transporting grade threshold is larger than that of the second pipe transporting grade threshold;
the level of the first pipe transporting level is higher than that of the second pipe transporting level, and the level of the second pipe transporting level is higher than that of the third pipe transporting level;
the preset temperature rising rate of the first pipe conveying grade is smaller than the preset temperature rising rate of the second pipe conveying grade, and the preset temperature rising rate of the second pipe conveying grade is smaller than the preset temperature rising rate of the third pipe conveying grade; the judging and collecting time length of the first pipe conveying grade is longer than that of the second pipe conveying grade, and the judging and collecting time length of the second pipe conveying grade is longer than that of the third pipe conveying grade; the operation monitoring times of the first operation pipe grade are larger than those of the second operation pipe grade, and the operation monitoring times of the second operation pipe grade are larger than those of the third operation pipe grade;
the value of the preset temperature rising rate is inversely proportional to the level of the transportation pipe grade, the value of the judging and collecting time length is directly proportional to the level of the transportation pipe grade, the value of the operation monitoring times is directly proportional to the level of the transportation pipe grade, and the judging and collecting time length in each operation monitoring is equal.
Further, the real-time operation data is a real-time temperature value in the collection duration when the ring main unit is monitored every time.
Further, the monitoring process of the operation monitoring module is specifically as follows:
setting a plurality of time points in the judging and collecting time period, and simultaneously acquiring real-time temperature values of the ring main unit at different time points in the running monitoring;
traversing and comparing the real-time temperature values of each time point to obtain the highest temperature value of the ring main unit in the current operation monitoring, recording the time of the highest temperature value corresponding to the time point and recording the time as high-temperature time;
then, acquiring the starting time of the operation monitoring of the ring main unit and the initial temperature value of the ring main unit at the starting time;
calculating to obtain the real-time temperature rising rate of the ring main unit in the current operation monitoring;
acquiring operation monitoring times of the ring main unit, and calculating the real-time temperature rising rate of the ring main unit during operation monitoring for a plurality of times according to the steps;
if the real-time temperature rising rate during any one operation monitoring exceeds the preset temperature rising rate, generating an operation abnormal signal;
and if the real-time temperature rising rate in all times of operation monitoring does not exceed the preset temperature rising rate, generating an operation normal signal.
The operation management method for the digital integrated intelligent ring main unit comprises the following steps of:
step S100, a region dividing module divides the coverage area of the ring main unit to obtain a plurality of management regions, and a data acquisition module acquires power use data of the management regions and sends the power use data to a power body quantity analysis module;
step S200, analyzing the electric power body quantity of different management areas of the ring main unit through an electric power body quantity analysis module, obtaining electric power body quantity values of different monitoring areas of the ring main unit, and sending the electric power body quantity values to a transport pipe setting module;
step S300, monitoring and counting the ring main unit by using a monitoring and counting module, and sending an operation monitoring value of the ring main unit to a transport pipe setting module;
step S400, a pipe-transporting setting module sets the operation management level of the ring main unit by combining the electric power body value and the operation monitoring value to obtain the preset temperature rising rate of the ring main unit, and judges the acquisition time length and the operation monitoring times;
and S500, the data acquisition module acquires real-time operation data of the ring main unit in the judging acquisition time length by combining the operation monitoring times, and monitors the real-time operation condition of the ring main unit by utilizing the operation monitoring module to generate an operation abnormal signal or an operation normal signal.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the coverage area of the ring main unit is divided by the area dividing module to obtain a plurality of management areas, then on the one hand, the electric power body quantity of different management areas of the ring main unit is analyzed by the electric power body quantity analyzing module to obtain electric power body quantity values of different monitoring areas of the ring main unit and sent to the operation tube setting module, then the monitoring statistics module is utilized to monitor and count the ring main unit to obtain an operation monitoring value of the ring main unit and send the operation monitoring value of the ring main unit to the operation tube setting module, the operation tube setting module combines the electric power body quantity value and the operation monitoring value to set the operation management level of the ring main unit to obtain the preset temperature rising rate, the judging acquisition time length and the operation monitoring times of the ring main unit, and finally, the real-time operation condition of the ring main unit is monitored by the operation monitoring module to generate an operation abnormal signal or an operation normal signal.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is an overall system block diagram of the present invention;
fig. 2 is a flow chart of the operation of the present invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In an embodiment, referring to fig. 1, an operation management system for a digital integrated intelligent ring main unit is mainly applied to places such as an industrial park and a residential district, and in the embodiment, the residential district is set as an application place;
the system comprises a region dividing module, a data acquisition module, an electric power body quantity analysis module, a management terminal, a transportation management setting module, a monitoring statistics module, a storage module, an operation monitoring module, an intelligent management module and a server;
before formal use, the management terminal is used for inputting personal information by a manager and sending the personal information to a server for storage, wherein the personal information comprises names, mobile phone numbers and the like of the manager;
in a specific implementation, the area dividing module is used for dividing the coverage area of the ring main unit to obtain a plurality of management areas u, u=1, 2, … …, z and z of the ring main unit, wherein z is a positive integer; wherein, because the coverage areas of different ring main units can be overlapped, the coverage area of one ring main unit is divided;
the data acquisition module is used for acquiring power use data of different management areas of the ring main unit and sending the power use data to the server, and the server sends the power use data to the power body analysis module;
the power utilization data are the number of power users in different management areas of the ring main unit, the power consumption of each user, the length of a power line, the number of line transfer points of the power line and the like, wherein a line transfer point is a connection point between one power line and another power line, and the power consumption can be the power consumption of each user in different management areas of the ring main unit for one month;
the electric power body quantity analysis module is used for analyzing electric power body quantities of different management areas of the ring main unit, and the analysis process is specifically as follows:
acquiring the number of power users in different management areas of the ring main unit, and marking the number of power users as YHu; obtaining the electricity consumption of each user in different management areas of the ring main unit, and adding and summing the electricity consumption of each user to obtain the total electricity consumption YDu of the different management areas of the ring main unit;
calculating to obtain a first power monitoring value DJ1u of different management areas of the ring main unit through a formula DJ1 u= YHu ×a1+ YDu ×a2; wherein a1 and a2 are weight coefficients with fixed values, and the values of a1 and a2 are larger than zero;
meanwhile, the lengths of the power lines in different management areas of the ring main unit are obtained, and the lengths of the power lines are marked as XSu;
then obtaining the number DSu of the transfer points of the power lines in different management areas of the ring main unit;
calculating a second power monitoring value DJ2u of different management areas of the ring main unit according to a formula DJ2 u= XSu ×a3+DSu×a4; wherein a3 and a4 are weight coefficients with fixed values, and the values of a3 and a4 are larger than zero;
substituting the first power monitoring value and the second power monitoring value into a calculation formula DJu =DJ1u×alpha+DJ2u×bbeta to calculate to obtain power body values DJu of different management areas of the ring main unit; wherein, alpha and beta are weight coefficients with fixed values, and the values of alpha and beta are larger than zero;
the power body analysis module feeds power body values DJu of different monitoring areas of the ring main unit back to a server, and the server sends the power body values DJu to the pipe transportation setting module;
in this embodiment, the storage module is configured to store statistics status data of a previous month of the ring main unit, and send the statistics status data corresponding to the ring main unit to the monitoring statistics module;
the statistical status data is the insulation failure frequency, component failure frequency, mechanical failure frequency and abnormal temperature rise frequency of the previous month of the ring main unit, the abnormal frequency of the power line connected with the ring main unit and the like, wherein the component is a component part in the ring main unit and comprises a load switch, a fuse and the like, and the abnormal frequency of the temperature rise is the abnormal frequency of the temperature rise rate;
the monitoring statistics module is used for monitoring and counting the ring main unit, and the working process is specifically as follows:
acquiring the insulation failure frequency JGC, the component failure frequency YGC and the mechanical failure frequency XGC of the ring main unit in the previous month;
then acquiring abnormal temperature rise times in the previous month of the ring main unit, and marking the abnormal temperature rise times as WYC;
finally, acquiring the abnormal times of the power lines connected with the ring main unit, and marking the abnormal times of the lines as XYC;
by the formula
Calculating to obtain an operation monitoring value YJ of the ring main unit; wherein e is a natural constant;
the monitoring statistics module feeds back an operation monitoring value YJ of the ring main unit to the server, and the server sends the operation monitoring value YJ to the operation setting module;
the operation tube setting module is used for setting the operation management level of the ring main unit by combining the electric power body value and the operation monitoring value, and the setting process is specifically as follows:
acquiring operation monitoring values of the ring main unit and electric power volume values DJu of different monitoring areas of the ring main unit;
acquiring a preset electric power volume interval stored in a server, wherein the preset electric power volume interval corresponds to different electric power volume coefficients, and comparing the electric power volume value with the preset electric power volume interval to obtain the electric power volume coefficients of different monitoring areas of the ring main unit;
specifically, the preset electric power volume interval comprises a preset electric power volume third interval, a preset electric power volume second interval and a preset electric power volume first interval, the upper limit value of the preset electric power volume third interval is smaller than the lower limit value of the preset electric power volume second interval, the upper limit value of the preset electric power volume second interval is smaller than the lower limit value of the preset electric power volume first interval, the electric power volume coefficient corresponding to the preset electric power volume third interval is smaller than the electric power volume coefficient corresponding to the preset electric power volume second interval, the electric power volume coefficient corresponding to the preset electric power volume second interval is smaller than the electric power volume coefficient corresponding to the preset electric power volume first interval, and the value of the electric power volume value is in direct proportion to the value of the electric power volume coefficient;
for example, the third interval of the preset electric power volume, the second interval of the preset electric power volume, and the first interval of the preset electric power volume are [1, 20 ], [20, 50), and [50, +_j ] in order, the electric power volume coefficient is 11 if DJu e [1, 20 ], the electric power volume coefficient is 12 if DJu e [20, 50 ], and the electric power volume coefficient is 13 if DJu e [50, +_j ];
taking the operation monitoring value of the ring main unit as a first ration, selecting the maximum value in the electric power volume coefficients corresponding to different monitoring areas of the ring main unit as a second ration, and substituting the first ration and the second ration into a formula to calculate to obtain the operation grade value of the different monitoring areas of the ring main unit, wherein the formula is specifically as follows:
tube class value = operation monitoring value x power body factor;
if the pipe transporting grade value is smaller than the second pipe transporting grade threshold value, the pipe transporting grade of the monitoring area is a third pipe transporting grade; if the pipe conveying grade value is greater than or equal to the second pipe conveying grade threshold value and smaller than the first pipe conveying grade threshold value, the pipe conveying grade of the monitoring area is the second pipe conveying grade; if the pipe transporting grade value is greater than or equal to the first pipe transporting grade threshold value, the pipe transporting grade of the monitoring area is the first pipe transporting grade;
the value of the first pipe grade threshold is larger than that of the second pipe grade threshold, the grade of the first pipe grade is higher than that of the second pipe grade, and the grade of the second pipe grade is higher than that of the third pipe grade;
obtaining a preset temperature rising rate of the ring main unit, judging acquisition duration and operation monitoring times according to the pipe conveying grade;
if the first operation grade is the first operation grade, the preset temperature rising rate is X1, the collection duration is judged to be Y3, and the operation monitoring times are N3;
if the first operation grade is the second operation grade, the preset temperature rising rate is X2, the collection duration is judged to be Y2, and the operation monitoring times are N2;
if the third operation grade is the third operation grade, the preset temperature rising rate is X3, the collection duration is judged to be Y1, and the operation monitoring times are N1; wherein X1, X2 and X3 are all fixed values, X1 is more than X2 and less than X3, Y1, Y2 and Y3 are all fixed values, Y1 is more than Y2 and less than Y3, N1, N2 and N3 are all fixed values, and N1 is more than N2 and less than N3;
it can be understood that the value of the preset temperature rising rate is inversely proportional to the level of the pipe grade, the value of the collection time is determined to be directly proportional to the level of the pipe grade, the value of the operation monitoring times is directly proportional to the level of the pipe grade, and the collection time is determined to be equal during each operation monitoring;
the preset temperature rising rate of the first pipe conveying grade is smaller than the preset temperature rising rate of the second pipe conveying grade, and the preset temperature rising rate of the second pipe conveying grade is smaller than the preset temperature rising rate of the third pipe conveying grade; the judging and collecting time length of the first pipe conveying grade is longer than that of the second pipe conveying grade, and the judging and collecting time length of the second pipe conveying grade is longer than that of the third pipe conveying grade; the operation monitoring times of the first operation pipe grade are larger than those of the second operation pipe grade, and the operation monitoring times of the second operation pipe grade are larger than those of the third operation pipe grade;
in the specific implementation, the method can be further incorporated according to a preset voltage fluctuation value, a preset current fluctuation value, a preset environmental temperature rise rate, a preset gas concentration value and the like of the ring main unit, so that whether the ring main unit operates normally or not can be effectively judged according to more data angles;
the operation tube setting module feeds back the preset temperature rising rate, the judging and collecting duration and the operation monitoring times of the ring main unit to the server, the server sends the preset temperature rising rate to the operation monitoring module, and the server sends the judging and collecting duration and the operation monitoring times to the data collecting module;
in this embodiment, the data acquisition module is used for acquiring real-time operation data of the ring main unit in the period of time of judgment and sending the real-time operation data to the server, and the server sends the real-time operation data to the operation monitoring module;
the real-time operation data are real-time temperature values within the judging and collecting time period when the ring main unit is operated and monitored each time, the real-time temperature values not only can be temperature values inside the ring main unit, but also can be temperature values of various bus joints, contacts and other components inside the ring main unit, and generally speaking, when the operation level is higher, the real-time temperature values of the ring main unit need to be operated and monitored for more times;
the operation monitoring module is used for monitoring the real-time operation condition of the ring main unit, and the monitoring process is specifically as follows:
setting a plurality of time points in the judging and collecting time period, and simultaneously acquiring real-time temperature values of the ring main unit at different time points in the running monitoring;
traversing and comparing the real-time temperature values of each time point to obtain the highest temperature value of the ring main unit in the current operation monitoring, recording the time of the highest temperature value corresponding to the time point and recording the time as high-temperature time;
then, acquiring the starting time of the operation monitoring of the ring main unit and the initial temperature value of the ring main unit at the starting time;
the real-time temperature rising rate of the ring main unit in the current operation monitoring is obtained through formula calculation, and the formula is specifically as follows:
real-time temperature rise rate= (maximum temperature value-initial temperature value)/(high temperature time-start time);
acquiring operation monitoring times of the ring main unit, and calculating the real-time temperature rising rate of the ring main unit during operation monitoring for a plurality of times according to the steps;
if the real-time temperature rising rate during any one operation monitoring exceeds the preset temperature rising rate, generating an operation abnormal signal;
if the real-time temperature rising rate in all times of operation monitoring does not exceed the preset temperature rising rate, generating an operation normal signal;
the operation monitoring module feeds back an operation abnormal signal or an operation normal signal to the server, if the server receives the operation normal signal, no operation is performed, if the server receives the operation abnormal signal, the operation abnormal signal is sent to the management terminal, and after the management terminal receives the operation abnormal signal, the designated ring main unit and the power line connected with the ring main unit are checked and maintained.
The above formulas are all the dimensionality removal and numerical calculation, the size of the weight coefficient and the scale coefficient is a specific numerical value obtained by quantizing each parameter, and the size of the weight coefficient and the scale coefficient is only required to be not influenced as long as the proportional relation between the parameter and the quantized numerical value is not influenced.
In another embodiment, referring to fig. 2, based on another concept of the same invention, a method for operation management of a digital integrated intelligent ring main unit is provided, which specifically includes the following steps:
step S100, a region dividing module divides the coverage of a ring main unit to obtain a plurality of management regions of the ring main unit, a data acquisition module acquires power usage data of different management regions of the ring main unit, the power usage data is sent to a server, and the server sends the power usage data to a power body volume analysis module;
step 200, an electric power volume analysis module analyzes electric power volumes of different management areas of a ring main unit, acquires the number of electric power users of different management areas of the ring main unit, acquires the electric power consumption of each user in the different management areas of the ring main unit, adds and sums the electric power consumption of each user to obtain the total electric power consumption of the different management areas of the ring main unit, calculates first electric power monitoring values of the different management areas of the ring main unit, simultaneously acquires electric power line lengths of the different management areas of the ring main unit, acquires electric power line transfer points of electric power lines in the different management areas of the ring main unit, calculates second electric power monitoring values of the different management areas of the ring main unit, calculates electric power volume values of the different management areas of the ring main unit by combining the first electric power monitoring values with the second electric power monitoring values, and feeds the electric power volume values of the different monitoring areas of the ring main unit back to a server by the electric power volume analysis module, and the server sends the electric power volume values to an operation setting module;
step S300, the storage module stores statistical state data of the previous month of the ring main unit, the statistical state data corresponding to the ring main unit is sent to the monitoring and counting module, the ring main unit is monitored and counted through the monitoring and counting module, the insulation failure times, the component failure times and the mechanical failure times of the previous month of the ring main unit are obtained, the abnormal temperature rise times of the ring main unit in the previous month are obtained, the abnormal line times of the power line connected with the ring main unit are obtained finally, the operation monitoring value of the ring main unit is calculated, the operation monitoring value of the ring main unit is fed back to the server by the monitoring and counting module, and the operation monitoring value is sent to the operation setting module by the server;
step S400, a pipe operation setting module sets operation management grades of the ring main unit by combining an electric power body value and an operation monitoring value, acquires the operation monitoring value of the ring main unit and the electric power body values of different monitoring areas of the ring main unit, acquires preset electric power body intervals stored in a server, wherein the preset electric power body intervals correspond to different electric power body coefficients, compares the electric power body values with the preset electric power body intervals to obtain electric power body coefficients of different monitoring areas of the ring main unit, calculates pipe operation grade values of the different monitoring areas of the ring main unit by combining the operation monitoring value with the maximum value of the electric power body coefficients, compares the pipe operation grade values with a pipe operation grade threshold, judges the pipe operation grade of the monitoring area to be a third pipe operation grade, a second pipe operation grade or a first pipe operation grade, obtains preset temperature rising rate, judges the acquisition duration and the operation monitoring times of the ring main unit according to the pipe operation grade, and feeds back the preset temperature rising rate, the judgment acquisition duration and the operation monitoring times of the ring main unit to the server, and the server sends the preset temperature rising rate to the operation monitoring module and the judgment acquisition duration and the operation monitoring times to the data monitoring module;
step S500, the data acquisition module acquires real-time operation data of the ring main unit in the judging and collecting time period in combination with operation monitoring times, the real-time operation data is transmitted to the server, the server transmits the real-time operation data to the operation monitoring module, the operation monitoring module monitors the real-time operation condition of the ring main unit, a plurality of time points are set in the judging and collecting time period, meanwhile, the real-time temperature values of the ring main unit in different time points in the operation monitoring are acquired, the highest temperature value of the ring main unit in the operation monitoring is obtained after traversing and comparing the real-time temperature values of each time point, the time of the highest temperature value corresponding to the time point is recorded and is recorded as high-temperature time, then the starting time of the ring main unit in the operation monitoring and the initial temperature value of the ring main unit in the starting time are acquired, the real-time temperature rising rate of the ring main unit in the operation monitoring is calculated, the operation monitoring times of the ring main unit are obtained, the real-time temperature rising rate of the ring main unit during multiple operation monitoring is calculated according to the steps, if the real-time temperature rising rate of any operation monitoring exceeds the preset temperature rising rate, an operation abnormal signal is generated, if the real-time temperature rising rate of all operation monitoring does not exceed the preset temperature rising rate, an operation normal signal is generated, the operation monitoring module feeds back the operation abnormal signal or the operation normal signal to the server, if the server receives the operation normal signal, no operation is performed, if the server receives the operation abnormal signal, the operation abnormal signal is sent to the management terminal, and the management terminal checks and maintains the designated ring main unit and the power line connected with the ring main unit after receiving the operation abnormal signal.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (9)
1. The operation management system for the digital integrated intelligent ring main unit is characterized by comprising a region dividing module, a data acquisition module, an electric power body quantity analysis module, a management terminal, a management setting module, a monitoring statistics module, a storage module, an operation monitoring module, an intelligent management module and a server, wherein the region dividing module is used for dividing the coverage range of the ring main unit to obtain a plurality of management regions of the ring main unit; the data acquisition module is used for acquiring power use data of different management areas of the ring main unit and sending the power use data to the power body quantity analysis module through the server; the power body quantity analysis module is used for analyzing the power body quantity of different management areas of the ring main unit, obtaining the power body quantity values of different monitoring areas of the ring main unit and feeding back the power body quantity values to the server, and the server sends the power body quantity values to the operation tube setting module; the storage module is used for storing the statistical state data of the ring main unit in the previous month and sending the statistical state data corresponding to the ring main unit to the monitoring statistical module; the monitoring and statistics module is used for monitoring and counting the ring main units, obtaining operation monitoring values of the ring main units and feeding the operation monitoring values back to the server, and the server sends the operation monitoring values to the operation setting module;
the operation management setting module is used for setting the operation management level of the ring main unit by combining the electric power body value and the operation monitoring value, so that the preset temperature rising rate, the judging and collecting duration and the operation monitoring times of the ring main unit are fed back to the server, the server sends the preset temperature rising rate to the operation monitoring module, and the server sends the judging and collecting duration and the operation monitoring times to the data collecting module;
the data acquisition module is used for acquiring real-time operation data of the ring main unit in the period of judging acquisition by combining the operation monitoring times, and transmitting the real-time operation data to the operation monitoring module through the server; the operation monitoring module is used for monitoring the real-time operation condition of the ring main unit, generating an operation abnormal signal or feeding back an operation normal signal to the server, if the server receives the operation normal signal, not performing any operation, if the server receives the operation abnormal signal, sending the operation abnormal signal to the management terminal, and after receiving the operation abnormal signal, checking and maintaining the designated ring main unit and the power line connected with the ring main unit.
2. The operation management system for the digital integrated intelligent ring main unit according to claim 1, wherein the power usage data is the number of power users in different management areas of the ring main unit, the power consumption of each user, the length of a power line and the number of line transfer points of the power line;
the statistical state data are the insulation fault times, component fault times, mechanical fault times and temperature rise abnormal times of the previous month of the ring main unit, and the line abnormal times of the power line connected with the ring main unit.
3. The operation management system for the digital integrated intelligent ring main unit according to claim 2, wherein the analysis process of the electric power body analysis module is specifically as follows:
acquiring the number of power users in different management areas of the ring main unit, and then acquiring the power consumption of each user in the different management areas of the ring main unit, wherein the power consumption of each user is added and summed to obtain the total power consumption of the different management areas of the ring main unit;
calculating first power monitoring values of different management areas of the ring main unit;
meanwhile, the lengths of the power lines in different management areas of the ring main unit are obtained, and then the number of the power line transfer points of the power lines in the different management areas of the ring main unit is obtained;
calculating second power monitoring values of different management areas of the ring main unit;
and calculating the electric power body values of different management areas of the ring main unit by combining the first electric power monitoring value with the second electric power monitoring value.
4. A system for operation management of a digital integrated intelligent ring main unit according to claim 3, wherein the working process of the monitoring and counting module is specifically as follows:
acquiring the insulation failure times, the component failure times and the mechanical failure times of the ring main unit in the previous month;
then acquiring abnormal times of temperature rise in the previous month of the ring main unit and abnormal times of a power line connected with the ring main unit;
and calculating an operation monitoring value of the ring main unit.
5. The operation management system for the digital integrated intelligent ring main unit according to claim 4, wherein the setting process of the operation management setting module is specifically as follows:
acquiring operation monitoring values of the ring main unit and electric power volume values of different monitoring areas of the ring main unit;
acquiring a preset electric power volume interval stored in a server, wherein the preset electric power volume interval corresponds to different electric power volume coefficients, and comparing the electric power volume value with the preset electric power volume interval to obtain the electric power volume coefficients of different monitoring areas of the ring main unit;
calculating the operation monitoring values of the different monitoring areas of the ring main unit according to the operation monitoring values and the maximum value in the power body quantity coefficient;
the pipe transporting grade value is compared with the pipe transporting grade threshold value, and the pipe transporting grade of the monitoring area is judged to be a third pipe transporting grade, a second pipe transporting grade or a first pipe transporting grade;
and obtaining the preset temperature rising rate of the ring main unit, and judging the acquisition duration and the operation monitoring times according to the operation grade.
6. The operation management system for a digital integrated intelligent ring main unit according to claim 5, wherein the preset electric power volume interval comprises a preset electric power volume third interval, a preset electric power volume second interval and a preset electric power volume first interval;
the upper limit value of the third section of the preset electric power body quantity is smaller than the lower limit value of the second section of the preset electric power body quantity, and the upper limit value of the second section of the preset electric power body quantity is smaller than the lower limit value of the first section of the preset electric power body quantity;
the electric power volume coefficient corresponding to the third interval of the preset electric power volume is smaller than the electric power volume coefficient corresponding to the second interval of the preset electric power volume, the electric power volume coefficient corresponding to the second interval of the preset electric power volume is smaller than the electric power volume coefficient corresponding to the first interval of the preset electric power volume, and the value of the electric power volume value is in direct proportion to the value of the electric power volume coefficient;
the pipe transporting grade threshold comprises a second pipe transporting grade threshold and a first pipe transporting grade threshold, and the value of the first pipe transporting grade threshold is larger than that of the second pipe transporting grade threshold;
the level of the first pipe transporting level is higher than that of the second pipe transporting level, and the level of the second pipe transporting level is higher than that of the third pipe transporting level;
the preset temperature rising rate of the first pipe conveying grade is smaller than the preset temperature rising rate of the second pipe conveying grade, and the preset temperature rising rate of the second pipe conveying grade is smaller than the preset temperature rising rate of the third pipe conveying grade; the judging and collecting time length of the first pipe conveying grade is longer than that of the second pipe conveying grade, and the judging and collecting time length of the second pipe conveying grade is longer than that of the third pipe conveying grade; the operation monitoring times of the first operation pipe grade are larger than those of the second operation pipe grade, and the operation monitoring times of the second operation pipe grade are larger than those of the third operation pipe grade;
the value of the preset temperature rising rate is inversely proportional to the level of the transportation pipe grade, the value of the judging and collecting time length is directly proportional to the level of the transportation pipe grade, the value of the operation monitoring times is directly proportional to the level of the transportation pipe grade, and the judging and collecting time length in each operation monitoring is equal.
7. The operation management system for a digital integrated intelligent ring main unit according to claim 1, wherein the real-time operation data is a real-time temperature value within a determined collection time period when the ring main unit is monitored every time.
8. The operation management system for the digital integrated intelligent ring main unit according to claim 6, wherein the monitoring process of the operation monitoring module is specifically as follows:
setting a plurality of time points in the judging and collecting time period, and simultaneously acquiring real-time temperature values of the ring main unit at different time points in the running monitoring;
traversing and comparing the real-time temperature values of each time point to obtain the highest temperature value of the ring main unit in the current operation monitoring, recording the time of the corresponding time point of the highest temperature value, and recording the time as high-temperature time;
then, acquiring the starting time of the operation monitoring of the ring main unit and the initial temperature value of the ring main unit at the starting time;
calculating to obtain the real-time temperature rising rate of the ring main unit in the current operation monitoring;
acquiring operation monitoring times of the ring main unit, and calculating the real-time temperature rising rate of the ring main unit during operation monitoring for a plurality of times according to the steps;
if the real-time temperature rising rate during any one operation monitoring exceeds the preset temperature rising rate, generating an operation abnormal signal;
and if the real-time temperature rising rate in all times of operation monitoring does not exceed the preset temperature rising rate, generating an operation normal signal.
9. An operation management method for a digital integrated intelligent ring main unit, which is characterized in that based on any one of claims 1-8, the operation management method for the digital integrated intelligent ring main unit is as follows:
step S100, a region dividing module divides the coverage area of the ring main unit to obtain a plurality of management regions, and a data acquisition module acquires power use data of the management regions and sends the power use data to a power body quantity analysis module;
step S200, analyzing the electric power body quantity of different management areas of the ring main unit through an electric power body quantity analysis module, obtaining electric power body quantity values of different monitoring areas of the ring main unit, and sending the electric power body quantity values to a transport pipe setting module;
step S300, monitoring and counting the ring main unit by using a monitoring and counting module, and sending an operation monitoring value of the ring main unit to a transport pipe setting module;
step S400, a pipe-transporting setting module sets the operation management level of the ring main unit by combining the electric power body value and the operation monitoring value to obtain the preset temperature rising rate of the ring main unit, and judges the acquisition time length and the operation monitoring times;
and S500, the data acquisition module acquires real-time operation data of the ring main unit in the judging acquisition time length by combining the operation monitoring times, and monitors the real-time operation condition of the ring main unit by utilizing the operation monitoring module to generate an operation abnormal signal or an operation normal signal.
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