CN101826755A - Intelligent power distribution network and power-consumption real-time monitoring and managing system - Google Patents

Intelligent power distribution network and power-consumption real-time monitoring and managing system Download PDF

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Publication number
CN101826755A
CN101826755A CN 201010168009 CN201010168009A CN101826755A CN 101826755 A CN101826755 A CN 101826755A CN 201010168009 CN201010168009 CN 201010168009 CN 201010168009 A CN201010168009 A CN 201010168009A CN 101826755 A CN101826755 A CN 101826755A
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power
monitoring
data
information
distribution
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CN101826755B (en
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羿宝存
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DIAO DONGQIN
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DIAO DONGQIN
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    • Y02B70/3266
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/242Home appliances

Abstract

The invention relates to an intelligent power distribution network and power-consumption real-time monitoring and managing system, which comprises an electric power user centralized-control terminal device, a data transmission device and a system monitoring server; the electric power user centralized-control terminal device is used for receiving power consumption information of an electric power user monitoring device and for outputting a signal for controlling the user monitoring device; the data transmission device is connected downwards with at least one electric power user centralized-user terminal device and is connected upwards with the system monitoring server through a cabled network. The system has the advantages that: instant interaction and information communication between the electric power enterprise and the users are realized, and the information interaction and communication inside the electric power enterprise are realized; emergent item protection of electric network and devices is realized; and the system can instantly collect the running data of all circuits and devices in the electric distribution network, can collect the state data of the device, and can collect the data of measuring devices, running data of communication transmission system and the state data, image data, audio data and video data of the transmission devices.

Description

Intelligent power distribution net and use consumption real-time monitoring and managing system
Technical field
The present invention relates to electric power network user intellectuality, information-based and real-time monitoring and the management of automation, particularly a kind of intelligent power distribution net and use consumption real-time monitoring and managing system.
Background technology
Power distribution network is as the terminal system of power industry, and it has comprised distribution line, controller switching equipment, line switching equipment, operational monitoring equipment, distribution transformer, distributed green energy resource device and all power consumers.
Power distribution network is realized that comprehensive, intelligent, real-time monitoring management is imperative.Existing distribution automation system various parts, simple function, as: long distance meter reading system, load management system, power information acquisition system etc., can not satisfy the demand that the power distribution network state-of-the-art supervision is managed.Intelligent real-time guard, fault point and the equipment of faults such as power distribution network ground connection, short circuit, overcurrent, overvoltage, under-voltage, harmonic wave needs that speed is cut, the intelligence of isolation, self-healing reparation, power distribution network and equipment optimization operation, transformer is switched, telemonitoring, the control of distribution net equipment, prevent stealing in real time, and the service data of power distribution network production management intelligent decision, electric flux trade management, power distribution network and controller switching equipment, the real-time collection of power consumer electricity consumption data, the intelligent protection of power equipment etc. all need a comprehensive intelligentized solution.Power distribution network and whole power consumer are wanted round Realization " remote signalling, remote measurement, remote control, remote regulating, remote viewing " function; Realize the target of " strong, unified, real-time, intelligent, interactive, safe, reliably, comprehensively reach configurable ".Power consumer expects that also electric power enterprise improves power supply quality and power supply service level, sets up information interaction intercourse platform, electric flux transaction platform, the realization long-distance intelligent of the various ways of electric power enterprise and power consumer and controls resource-sharing in real time.
Electric flux is concluded the business, the management personalization demand is strong further, the shortcoming of the pre-sale of electricity electric energy meter of cassette is obvious further, the user purchases electricity needs band to snap into the agency of power department appointment, and mode of doing business is single, can not realize Web bank, Mobile banking, ATM or the multiple transaction of bank nearby; Purchase electric calorie requirement and to the card table, insert the input data, dump energy can't be realized the prompting of hommization, electric power enterprise and power consumer need go to check dump energy to table, near use up purchase electric flux in, can only realize the alarm lamp prompting of electric energy meter, can not realize that the step hommization of multiple modes such as note, fax, network, Email, phone is reminded; Power consumer has been purchased the operating position of electric flux and need gone to check to the field electric energy table, and electric power enterprise, power consumer will be realized long-distance intelligent monitoring in real time and the management to all power consumers, improve the efficiency of management.
The power supply of employing transformers connected in parallel, carry out the real-time switching of shunt transformer according to load peak, paddy fluctuation size, effectively improving the load efficiency of transformer, the electric flux loss that reduction transformer " low load with strong power " causes, is current energy-saving and cost-reducing problem demanding prompt solution.Because of power circuit, equipment heating, the various fire that cause that catch fire happen occasionally.Realize the target of the power emergency processing prediction scheme of " ration the power supply and do not draw the road ", need more intelligentized management of power load mode.
Demand to aforesaid system for distribution network of power, existing distribution network monitoring management system, as: publication number is " monitoring system for power distribution networks " Chinese invention patent of " CN100358218C ", a kind of monitoring to electric current, voltage detecting system switching information and state in the electrical network is disclosed, this system is the detection system of power station to electrical network, and do not relate to the how Information Monitoring of user terminal of electrical network, and how networking is connected with detection system.And this system at be that big electric power system net, function singleness, cost is big, and also need to solve how networking, and the multifunction of user terminal for common residential customer; Publication number is " CN201188551Y's " " distribution network monitoring management system " Chinese utility model patent, a kind of distribution network monitoring management system of the monitoring of electric power terminal based on wireless network is disclosed, the Radio Network System that this system has proposed a kind of GPRS of utilization carries out communicating to connect of terminal use and supervisory control system, but be to use wireless network to have when environment for use is steel construction the wireless signal problem of unstable.
Summary of the invention
The objective of the invention is to propose a kind of intelligent power distribution net and use the consumption real-time monitoring and managing system technical scheme, the power consumer terminal equipment that this system will be furnished with RS-485, RS-232, RS-422, RJ-45, CAN and pulse interface is connected with power consumer collection control terminal device, and is connected supervision and the control of realization Master Control Room to the electric terminal family with the system monitoring server by cable network.
Technical scheme of the present invention is: a kind of intelligent power distribution net and use consumption real-time monitoring and managing system comprises: power consumer collection control terminal device, data transmission device and system monitoring server;
Power consumer collection control terminal device is used to receive the power information of power consumer watch-dog, the signal of output control user monitoring equipment;
Data transmission device connects at least one power consumer collection control terminal device downwards, upwards is connected with the system monitoring server by cable network;
Described power consumer collection control terminal device comprises: downlink physical interface circuit, ascending physical signal interface circuit and data processing equipment;
Downlink physical interface circuit: comprise at least a interface circuit, be used for and being connected of power consumer watch-dog;
Ascending physical signal interface circuit: be used for and being connected of data transmission device;
Data processing equipment is provided with the emergency signal threshold register, and the step that described data processing equipment is carried out includes:
A, the information of reception power consumer watch-dog judges whether information exceeds threshold value, is then to start emergency processing, the signal of user monitoring equipment is controlled in output, and result is sent to data transmission device; If judgement information does not exceed threshold value, then directly information is sent to data transmission device;
B, the information of reception data transmission device, the classification of judgement information, the processing scheme of startup respective classes;
Described data transmission device is carried out:
C receives the information that power consumer collection control terminal device transmits, and with information uploading to the system monitoring server;
D, receiving system monitoring server information transmitted, and will reach power consumer collection control terminal device under the information.
Described data transmission device is further carried out: to the data of uploading, at first add address and data type sign, data are carried out encryption, protocol encapsulation processing; Data to passing down at first are decrypted processing, agreement unpacks processing, according to the address information is issued to corresponding equipment; Wherein said address is the power consumer collection control terminal device that is used to distinguish the different location.
Described interface circuit is one or more the combination in RJ-45, RS-485, RS-232, RS-422, the CAN interface circuit.
Described power consumer watch-dog is the distribution line switchgear; the distribution line control appliance; the distribution line monitoring equipment; the distribution line metering device; distribution line looped network locking device; the looped network control appliance; the looped network monitoring device; the looped network metering device; the distribution line video monitoring equipment; the distribution transformer switchgear; the distribution transformer control device; the distribution transformer protective device; the distribution transformer regulator; distribution transformer operational monitoring device; the distribution transformer video monitoring equipment; the reactive power compensation control device; harmonic wave monitoring and cancellation element; the distribution transformer metering device; the distributed power green energy resource inserts watch-dog; operation monitoring equipment; multifunctional electric energy meter, multi-rate meter; the calorific value electric energy meter; single-phase common electric energy meter; three-phase three-wire electric energy meter; the three-phase and four-line electric energy meter; in the reactive energy-meter one or more.
Described emergency signal threshold register comprises short trouble threshold value, ground protection fault threshold, overload fault threshold, overvoltage fault threshold, harmonic excess fault threshold and low voltage failure threshold register.
Described cable network is a kind of in telephone gauze, TV gauze, the optical fiber transmission network, or the combination of several networks.
Described emergency processing, the signal of output control user monitoring equipment is: to the signal of short trouble or earth fault or overvoltage fault or low voltage failure or overcurrent fault or harmonic failure output cut-out user mains switch.
The present invention to the contribution of prior art is:
1. the present invention inserts native system by intelligent terminal with existing prepayment meter, carries out intelligent real-time data acquisition and control, realizes long-distance intelligent control and management to original prepayment meter;
Network using of the present invention the wireline communication network system stability of existing maturation reliable;
3. the present invention has set up the information interactive platform of electric power enterprise and power consumer, the information interaction that realizes electric power enterprise and user's immediate interactive and information interchange, electric power enterprise inside with exchange;
4. the present invention realizes the matter of urgency protection of power distribution network and equipment by the intelligent operation monitoring terminal and the control appliance of power distribution network and equipment;
5. the present invention can gather all circuit service datas, equipment operating data, device status data, metering device data, the service data of telecommunication transmission system, transmission equipment status data, pictorial data, audio frequency, video data in the power distribution network in real time by main website server and system.
Below in conjunction with embodiment and accompanying drawing the present invention is done a detailed description.
Description of drawings
Fig. 1 is a system architecture diagram of the present invention;
Fig. 2 is a power consumer collection control terminal device circuit structure chart of the present invention;
Fig. 3 intelligent power distribution net and use the consumption real-time monitoring and managing system data flowchart;
Fig. 4 is intelligent earth leakage protective embodiment flow chart;
Fig. 5 is an intelligent voltage protection embodiment flow chart;
Fig. 6 is intelligent harmonic protection embodiment flow chart;
Fig. 7 is intelligent electric flux loss monitoring embodiment flow chart;
Fig. 8 is that common electrical minor electric energy meter time-sharing measurement function realizes the embodiment flow chart;
Fig. 9 is intelligent presell electric work energy embodiment flow chart;
Figure 10 is an interaction platform embodiment flow chart.
Embodiment
Embodiment 1:
A kind of intelligent power distribution net and use consumption real-time monitoring and managing system embodiment:
Referring to Fig. 1, described system comprises: power consumer collection control terminal device 1, data transmission device 2 and system monitoring server 3;
Power consumer collection control terminal device, be used to receive power consumer watch-dog 4 power information, upload to data transmission device, receive the information of data transmission device, be issued to the power consumer watch-dog; The signal of output control user monitoring equipment;
Data transmission device connects at least one power consumer collection control terminal device downwards, upwards is connected with the system monitoring server by cable network 5;
Referring to Fig. 2, described power consumer collection control terminal device comprises: downlink physical interface circuit 1-1, ascending physical signal interface circuit 1-2 and data processing equipment 1-3;
Downlink physical interface circuit: comprise at least a interface circuit, be used for and being connected of power consumer watch-dog; Its interface circuit is one or more the combination in RJ-45, RS-485, RS-232, RS-422, USB, the CAN interface circuit; RJ-45 for example, RS-485 combination or RS-232, RS-422 or USB, CAN combination or RS-232, RS-422, the USB combination, so that be fit to connect different power consumer watch-dogs, for example: have RS-485, RS-232, RS-422, RJ45, the distribution transformer switchgear of CAN and pulse interface circuit, the distribution transformer control device, the distribution transformer protective device, the distribution transformer regulator, distribution transformer operational monitoring device, the distribution transformer video monitoring equipment, the reactive power compensation control device, harmonic wave monitoring and cancellation element, distribution transformer metering device and various distribution transformer watch-dog, various gauge tables etc.;
Ascending physical signal interface circuit: be used for and being connected of data transmission device; This interface circuit is generally 232 serial port circuits, usb circuit or is local area network interface circuit;
Data processing equipment is for containing the microprocessor circuit control board, and data processing equipment is provided with the emergency signal threshold register, stores preset threshold in the register, and the step of execution includes:
A, the information of reception power consumer watch-dog judges whether information exceeds threshold value, is then to start emergency processing program, the signal of user monitoring equipment is controlled in output, and result is sent to data transmission device; If judgement information does not exceed threshold value, then directly information is sent to data transmission device;
B, the information of reception data transmission device, the classification of judgement information, the processing scheme of startup respective classes;
Described data transmission device is a data processing server, and it is carried out:
C receives the information that power consumer collection control terminal device transmits, and information is sent to the system monitoring server;
D, receiving system monitoring server information transmitted, and information is sent to power consumer collection control terminal device.
Described power consumer watch-dog is the distribution line switchgear; the distribution line control appliance; the distribution line monitoring equipment; the distribution line metering device; distribution line looped network locking device; the looped network control appliance; the looped network monitoring device; the looped network metering device; the distribution line video monitoring equipment; the distribution transformer switchgear; the distribution transformer control device; the distribution transformer protective device; the distribution transformer regulator; distribution transformer operational monitoring device; the distribution transformer video monitoring equipment; the reactive power compensation control device; harmonic wave monitoring and cancellation element; the distribution transformer metering device; the distributed power green energy resource inserts watch-dog; operation monitoring equipment; multifunctional electric energy meter, multi-rate meter; the calorific value electric energy meter; single-phase common electric energy meter; three-phase three-wire electric energy meter; the three-phase and four-line electric energy meter; a kind of or above-mentioned several equipment in the reactive energy-meter.
Described emergency signal threshold register comprises short trouble threshold value, ground protection fault threshold, overload fault threshold, overvoltage fault threshold, harmonic excess fault threshold and low voltage failure threshold register.
Described cable network is a kind of in telephone gauze, TV gauze, the optical fiber transmission network, the combination of (optical networking comprises 1000M or 100M or 10M) or several networks.Telephone gauze, TV gauze enter the Internet and have covered each corner, and reliable and stable, thus native system to insert this network stabilization reliable, cost is low; Fiber optic network is that private network has particularly been laid at some converting equipments such as transformer stations, if therefore native system only can utilize telephone gauze or TV gauze at common user, if only can only use optical networking at special equipments such as transformer stations, if the two is monitored simultaneously, it can be the combination of above-mentioned network, the for example combination of telephone gauze, TV gauze, the combination of telephone gauze and fiber optic network, the combination of TV gauze and fiber optic network.
Described emergency processing, the signal of output control user monitoring equipment is: to the signal of short trouble or earth fault or overvoltage fault or low voltage failure or overcurrent fault or harmonic failure output cut-out user mains switch.
The signal of described output control user monitoring equipment also has: on-load voltage regulation control signal, reactive power compensation control signal, harmonic wave cancellation element control signal, the redundant controlling electric energy signal of electric power energy.
Accompanying drawing 3 has reflected the structure of native system transfer of data, the real-time reception of power consumer collection control terminal device 1 is from the data of power consumer watch-dog 4, collection control terminal device with data upload to data transmission device 2, data transmission device 2 will be transferred to system monitoring server 3 by cable network 5 after the data processing, connect a networking client 6(for example bank, electrical power services mechanism, cellular service website etc. by network in the system monitoring server); Therefore carry out the analyzing and processing at the information that power consumer collection control terminal device transmits except the system monitoring server, can also receive simultaneously and send and receive the information that each networking client is sent, fully the solution of intelligence to the Based Intelligent Control of power consumer.For example, the intelligent power distribution net and with consumption real-time monitoring and managing system intelligence presell electric work can execution mode, power consumer passes through Web bank, ATM, automatic sale of electricity machine, bank counter, Mobile banking, after modes such as electric power enterprise business hall are carried out the electric flux transaction, the power marketing mis system is by the intelligent power distribution net and use the consumption real-time monitoring and managing system database interface, transaction data is sent to the intelligent power distribution net and with in the consumption real-time monitoring and managing system presell electricity database, intelligent power distribution net and with the data information that consumption real-time monitoring and managing system provides according to the power marketing mis system power consumer is carried out intelligent presell fulgurite and manage.
Embodiment 2:
Present embodiment is data transmission device data processing embodiment in the system: referring to embodiment 1, various electricity consumption real time datas in the power distribution network, the distribution line real time data, the distribution transformer real time data, being uploaded to the intelligent electric power user respectively by hardware interface collects control terminal and carries out preliminary intellectual analysis, processing and processing, be uploaded to the intelligent data transmitting device then, the intelligent data transmitting device encapsulates according to agreement, packing passes to communicator, be transferred to electric power enterprise power distribution network and the real-time Surveillance center of power consumer intelligent power distribution net and use the consumption real-time monitoring and managing system server by lightguide cable link, server carries out intellectual analysis, handle, be transferred to relevant client computer by network system then.
Transmission and processing to data have various ways, and in the present embodiment, described data transmission device is further carried out: to the data of uploading, at first add address and data type sign, data are carried out encryption, protocol encapsulation processing; To the data that issue, at first be decrypted processing, agreement unpacks processing, is issued to corresponding equipment according to the address.
Wherein said address is the power consumer collection control terminal device that is used to distinguish the different location.
Wherein said protocol encapsulation processing is that the data of the different agreement of gathering are carried out the ICP/IP protocol encapsulation, as the master of system communications, its objective is social with consistent transmission and the reception of being convenient to data of network data transmission agreement with other; The intelligent electric power user collects control terminal, intelligent power distribution sets of lines control terminal, intelligent power distribution transformer collection control terminal and subordinate equipment and is the transmission of configurable type multi-protocol communication.
Described address and data type sign can be represented with 8 bits, represent address bit for wherein preceding four, back four representative data types; It is technique known that the encryption of described data, protocol encapsulation are handled.
Embodiment 3:
Present embodiment is the embodiment of system to various data processing: referring to embodiment 1,2 and accompanying drawing 4 to 12;
The intelligent electric power user collects control terminal with the various electricity consumption real time datas of the power distribution network that collects, distribution line real time data, distribution transformer real time data, according to elder generation's slow principle in anxious back, at first judge to have or not short circuit, ground connection, overvoltage, low-voltage, overcurrent (equipment or circuit overload), harmonic wave, the item that opens circuit, if judgement has serious short circuit item, serious ground connection item, serious overvoltage, serious low-voltage, serious overcurrent, serious harmonic wave, seriously open circuit, seriously distributed energy inserts asynchronous incident according to setting threshold.The intelligent electric power user collects control terminal immediately according to protection control requirement, sends action command to relevant device, as: cut off the electricity supply, xegregating unit etc. shorten the matter of urgency emergency processing time limit, improve emergency response speed.
And to the general ground connection of taking place, general overvoltage, general low-voltage, general overcurrent, general harmonic wave, open circuit, electric energy loss, the unusual displacement of switch, overload, superly declare capacity electricity consumption, load electricity consumption beyond the planned quota, three-phase load imbalance, frequency anomaly, distributed energy inserts asynchronous item and the parallel running distribution transformer is thrown automatically, cut, distribution transformer voltage-regulation item, intelligent power distribution net and use the consumption real-time monitoring and managing system server, handle prediction scheme according to intellectuality, remote equipment is issued action command automatically.
For example:
One; the implementation of electric leakage (ground connection) protection; as Fig. 4, adopt distributed multi-stage Intelligent Dynamic earth leakage protective mode, earth leakage protective is distributed in user, table cohort, low-voltage distributing line branch line leading-out terminal, distribution transformer, distribution line branch line contact, distribution line.Earth leakage protective adopts the Intelligent Dynamic protected mode; according to temperature; humidity; the line current size; customer charge size etc.; dynamic and intelligentization dynamically arranges Parameters of Earth-Leakage Protection; electric leakage emergency signal threshold value promptly is set; intelligent power distribution net and be the step protected mode with the earth leakage protective of consumption real-time monitoring and managing system; be that step is provided with threshold value; system's received current real-time monitoring device information; system analyzes the size 401 of leakage current according to threshold value is set; carry out minor alarm prompting 402; middle rank alarm prompt 403; critical alarm prompting and tripping operation power down process 404, tripping operation also send the alarm prompt of electric leakage reason tripping operation outage when cutting off the power supply.Alarm prompt can send to the intelligent power distribution net and with consumption real-time monitoring and managing system monitor client, management owner and power consumer according to setting.Because of the tripping operation outage that earth leakage protective causes, automatic reclosing, distribution keeper or user's electric leakage incident can be set eliminate the affirmation reclosing.When automatic reclosing is set,, will transfers distribution keeper or user's electric leakage incident automatically to and eliminate the affirmation reclosing mode if automatic reclosing is unsuccessful.
Two, the execution mode of voltage protection such as Fig. 5, the voltage value that system real-time monitors according to power distribution network voltage protection equipment is realized the Intelligent Dynamic voltage protection to each distributed points of power distribution network.
Intelligent power distribution net and by system terminal the voltage protection parameter of all voltage protection equipment is carried out the setting of dynamic threshold, the content of voltage protection, overvoltage protection, under-voltage protection with the consumption real-time monitoring and managing system operator.Survey device information when system receives voltage, system carries out the analysis 501 of voltage protection and gets over the line scope according to voltage and be divided into according to threshold value is set: general overvoltage alarm 502, middle rank alarm 503, critical alarm and voltage protection speed are cut 504(and are cut off power supply rapidly).The voltage protection incident can also send to target and the related personnel that system is provided with phone, note, fax, lettergram mode simultaneously when being published to monitor terminal.After can being set after voltage protection incident speed is cut, automatic reclosing, transmission information confirm to close a floodgate.
Three; harmonic wave is eliminated, implementation such as Fig. 6 of protection; system monitors in real time to the power distribution network harmonic phenomena; according to system harmonics elimination, protection scheme threshold value is set; automatic or the operator of system is far controlled throwing, is cut the harmonic wave cancellation element; to the harmonic wave that can't eliminate, system can cut off harmonic source, prevents harmonic wave, the harmonic oscillation destruction to power distribution network and equipment thereof.
The monitoring and the harmonic wave cancellation scheme of power distribution network harmonic wave monitoring and cancellation element are monitored and the local interface of cancellation element is provided with by the intelligent power distribution net and with consumption real-time monitoring and managing system terminal or harmonic wave.When the harmonic wave incident took place, system analyzed 601 according to threshold value is set to the harmonic wave incident, sent general harmonic wave event alarm 602, middle rank alarm 603, critical alarm and cut-out harmonic source 604; When sending a warning message, understand intelligent automatic or manual throwing, cut the harmonic wave cancellation element.Can also phone when warning information is published to system monitoring terminal, note, fax, lettergram mode be published to target and the related personnel that the operator sets.The harmonic source that excises because of serious harmonic wave incident send electricity again, the operator can be provided with automatic time delay and send electricity again, checks to eliminate and confirm to send electricity, operator's remote control to send electricity three kinds of modes more again.
Four, the implementation of electric energy balance real-time monitoring and control such as Fig. 7.System is to the measure monitor points at different levels of the total electric energy meter of the circuit of power distribution network, branch line electric energy meter, distribution transformer electric energy meter, section electric energy meter, carry out real-time electric flux monitoring, according to the uneven classification alarm parameter of each the distributed points electric flux threshold value that is provided with, system analyzes 701 to the uneven incident of electric flux that power stealing, electric leakage etc. cause, sends minor alarm 702, middle rank alarm 703, critical alarm and the serious uneven point source speed of electric flux and cuts 704.
The unbalanced analytical method of electric flux: all monitoring point electric fluxs relatively in monitoring point electric flux and this monitoring point sub-ranges.The electric flux imbalance has the uneven ratio of electric energy (loss late) to analyze and electric energy loss component analysis dual mode.Because intelligent power distribution net and very short with the generated energy acquisition cycle of consumption real-time monitoring and managing system, to trace or the unbalanced analysis of little ratio electric flux, take the uneven analysis by synthesis method of laddering period electric flux, period is provided with by the Systems Operator, and time slot request is the integral multiple in generated energy acquisition cycle.As: the generated energy acquisition cycle is 30 seconds, and the period can be set to 300 seconds, and promptly 10 collection period are 1 period.Carry out the period of electric energy balance, be to calculate with 10 historical collection period that current collection period begins at every turn, goes forward one by one successively.
Fig. 8 adopts common electrical minor electric energy meter to realize the flow chart of time-sharing measurement.Embodiment adopts common electrical minor electric energy meter to realize that the execution mode of time-sharing measurement is as follows, limiting operation person is by intelligent power distribution net and the client terminal 6 that connects with the server of consumption real-time monitoring and managing system, common electrical minor electric energy meter 4 is realized that the user of time-sharing measurement collects control terminal time-shared charge time period parameter is set, collection control terminal 1 is monitored the common electrical minor electric energy meter that needs time-shared charge in real time, meeting the time-sharing measurement time when being provided with, freeze the electric energy value of this time point immediately, begin to change period accumulative total and carry out timesharing electric flux counting.The electric energy value of time transfer point and timesharing electric flux count value are uploaded to the intelligent power distribution net respectively and with consumption real-time monitoring and managing system data center server 3, deposit the time-sharing measurement database in.During the account day, carry out the electric energy quantitative statistics to electric flux at times.Be unification and the integrality of the time of guaranteeing, system is provided with according to the operator and gps clock 801 when carrying out regular school.
Five, the execution mode of intelligence presell electric work energy, referring to Fig. 9, power consumer passes through Web bank, ATM, automatic sale of electricity machine, bank counter, Mobile banking, modes such as electric power enterprise business hall are after multi-platform electric flux transaction system 901 is carried out the electric flux transaction, power marketing mis system 902 is by the intelligent power distribution net and with consumption real-time monitoring and managing system data in server bank interface, transaction data is sent to the intelligent power distribution net and with in the consumption real-time monitoring and managing system presell electricity database 903, intelligent power distribution net and with the data information that consumption real-time monitoring and managing system provides according to the power marketing mis system power consumer is carried out intelligent presell fulgurite and manage.
Intelligent power distribution net and gather in real time pre-sale of electricity user's electric energy meter table sign indicating number with consumption real-time monitoring and managing system, the electricity charge that calculating has in real time been used, when the electricity charge amount of money that has used or electric weight met the alarm prompt condition that the user is provided with, system sent alarm prompt according to the alarm prompt mode that the user is provided with to the user.When making energy charge equal to purchase the electricity charge in advance, system has a power failure according to keeper's setting, and sends information by predetermined set to the user.
Six, interaction mode embodiment has three kinds of audio communication interactions, information interaction, network interdynamic referring to Figure 10 information interactive platform, and interaction mode has artificial and automatic two kinds.Electric power enterprise 1001 and power consumer 1002 realize that through intelligent information interaction platform 1003 and system server database 1004 electric power supplies, needs information issue, information inquiry, data information inquiry, data information inquiry setting, data information query modification, electric energy transaction, power requirement interaction by phone, note, mail, fax, internet, with 1005 real-time control and the incident interactions of power distribution network equipment.The Management of Electrical Enterprise personnel carry out data information inquiry, data information modification, user management and control by information interactive platform.The concrete mode of implementing is:
The audio communication interaction, power consumer or Management of Electrical Enterprise personnel use registered phone, dial the intelligent power distribution net and with consumption real-time monitoring and managing system information interaction telephone number, the input number of the account, password (important power consumer also needs to import instant identifying code and carries out demonstration validation) operates to get final product according to audio communication prompting.As: inquire about current voltage by " 11 ", " 12 " query history magnitude of voltage, " 13 " inquire about current electric current." 14 " query history electric current; Inquire about this day total electricity consumption by " 21 ", " 22 " inquire about the spike power consumption of this day etc.By the break-make of " 91 " control power consumer switch 1, the break-make of " 92 " control power consumer switch 2 etc.
Message interactive, power consumer or Management of Electrical Enterprise personnel use registered phone, send note, messaging format " power consumer number of the account "+" operator password "+" operator 1 "+" operator 2 "+" ... " to the intelligent power distribution net and with consumption real-time monitoring and managing system information interaction information platform number.To send 8 instant identifying code to important customer information platform, after power consumer or Management of Electrical Enterprise personnel must the instant identifying code checking of input really appoint, intelligent power distribution net and can carry out with consumption real-time monitoring and managing system and to control note and instruct.
After the instant identifying code that the artificial information interaction of fax, mail, internet and call voice needs system to send is confirmed, intelligent power distribution net and can carry out power consumer or Management of Electrical Enterprise personnel's the instruction of controlling with consumption real-time monitoring and managing system.
Seven, distribution transformer intelligence in parallel is switched embodiment, is in order to reduce the no-load loss of distribution transformer, and the appearance that improves distribution transformer is carried rate.The method of implementing is, intelligent power distribution net and use consumption real-time monitoring and managing system, be provided with according to season, date (festivals or holidays, public holiday, working day), time, weather, illuminance, electric load and other parameter, carry out intellectual analysis, distribution transformer is carried out intelligence automatically switch.Two station power distribution transformers connected in parallel operation power supply can be adopted in general power distribution station.Two station power distribution transformers parallel running simultaneously when big load, when load hour station power distribution transformer operation, another is out of service.As the distribution transformer of residential quarter, on weekdays during early, two station power distribution transformers are worked simultaneously during late lamp peak, At All Other Times as do not have and continue big load, a station power distribution transformer can excise in system, only moves a station power distribution transformer.To the enterprise that the unit or the double shift of regular day shift work are produced, two of system intelligence switchings or many station power distributions transformer when not producing are realized energy-saving and cost-reducing.
Intelligent power distribution net and use consumption real-time monitoring and managing system, distribution transformer intelligence in parallel is switched the switching of metering device, reactive power compensation, running protection all will be carried out simultaneously.Intelligent power distribution net and use consumption real-time monitoring and managing system, distribution transformer intelligence in parallel switch, monitoring and protection system in real time.
Eight, dynamic load control function embodiment forces power load restriction dual mode to be realized by the restriction of information interactive platform prompting power consumer oneself power load, system.When electrical network the load anxiety occurs or emergency event takes place, can throw light on for ensureing all power consumers, system can send the self limit electric load to this power consumer inform information (phone, note, fax etc.).As the current power load of power consumer is 6Kwh, and the power load that system submitted to power consumer to limit oneself in 2 minutes is not more than 2Kwh.If power consumer can limit load in 2Kwh the time voluntarily, system does not force the power load restriction to it; If the user failed in 2 minutes load limit at 2Kwh, the road agreement is drawn in rationing the power supply that at this moment system's basis and power consumer are signed, and by tagmeme it is rationed the power supply.The mode of rationing the power supply can stop all to power or carry out shunt and ration the power supply.As should limit nonproductive workshop electric, office electricity consumption, logistics electricity consumption etc. earlier to electricity consumption enterprise.

Claims (8)

1. intelligent power distribution net and use consumption real-time monitoring and managing system comprises the system monitoring server, it is characterized in that described system also comprises power consumer collection control terminal device and data transmission device;
Power consumer collection control terminal device is used to receive the power information of power consumer watch-dog, the signal of output control user monitoring equipment;
Data transmission device connects at least one power consumer collection control terminal device downwards, upwards is connected with the system monitoring server by cable network;
Described power consumer collection control terminal device comprises: downlink physical interface circuit, ascending physical signal interface circuit and data processing equipment;
Downlink physical interface circuit: comprise at least a interface circuit, be used for and being connected of power consumer watch-dog;
Ascending physical signal interface circuit: be used for and being connected of data transmission device;
Data processing equipment is provided with the emergency signal threshold register, and the step that described data processing equipment is carried out includes:
A, the information of reception power consumer watch-dog judges whether information exceeds threshold value, is then to start emergency processing, the signal of user monitoring equipment is controlled in output, and result is sent to data transmission device; If judgement information does not exceed threshold value, then directly information is sent to data transmission device;
B, the information of reception data transmission device, the classification of judgement information, the processing scheme of startup respective classes;
Described data transmission device is carried out:
C receives the information that power consumer collection control terminal device transmits, and with information uploading to the system monitoring server;
D, receiving system monitoring server information transmitted, and will reach power consumer collection control terminal device under the information.
2. intelligent power distribution net according to claim 1 and use consumption real-time monitoring and managing system, it is characterized in that, described data transmission device is further carried out: to the data of uploading, at first add address and data type sign, data are carried out encryption, protocol encapsulation processing; Data to passing down at first are decrypted processing, agreement unpacks processing, according to the address information is issued to corresponding equipment; Wherein said address is the power consumer collection control terminal device that is used to distinguish the different location.
3. intelligent power distribution net according to claim 2 and use consumption real-time monitoring and managing system is characterized in that, it is that the data of gathering are carried out the ICP/IP protocol encapsulation that described protocol encapsulation is handled.
4. intelligent power distribution net according to claim 1 and use consumption real-time monitoring and managing system is characterized in that, described interface circuit is one or more the combination in RJ-45, RS-485, RS-232, RS-422, the CAN interface circuit.
5. intelligent power distribution net according to claim 1 and use consumption real-time monitoring and managing system; it is characterized in that; described power consumer watch-dog is the distribution line switchgear; the distribution line control appliance; the distribution line monitoring equipment; the distribution line metering device; distribution line looped network locking device; the looped network control appliance; the looped network monitoring device; the looped network metering device; the distribution line video monitoring equipment; the distribution transformer switchgear; the distribution transformer control device; the distribution transformer protective device; the distribution transformer regulator; distribution transformer operational monitoring device; the distribution transformer video monitoring equipment; the reactive power compensation control device; harmonic wave monitoring and cancellation element; the distribution transformer metering device; the distributed power green energy resource inserts watch-dog; operation monitoring equipment; multifunctional electric energy meter, multi-rate meter; the calorific value electric energy meter; single-phase common electric energy meter; three-phase three-wire electric energy meter; the three-phase and four-line electric energy meter; in the reactive energy-meter one or more.
6. intelligent power distribution net according to claim 1 and use consumption real-time monitoring and managing system; it is characterized in that described emergency signal threshold register comprises short trouble threshold value, ground protection fault threshold, overload fault threshold, overvoltage fault threshold, harmonic excess fault threshold and low voltage failure threshold register.
7. intelligent power distribution net according to claim 1 and use consumption real-time monitoring and managing system is characterized in that, described cable network is a kind of in telephone gauze, TV gauze, the optical fiber transmission network, or the combination of several networks.
8. intelligent power distribution net according to claim 1 and use consumption real-time monitoring and managing system, it is characterized in that, described emergency processing, the signal of output control user monitoring equipment is: to the signal of short trouble or earth fault or overvoltage fault or low voltage failure or overcurrent fault or harmonic failure output cut-out user mains switch.
CN 201010168009 2010-05-11 2010-05-11 Intelligent power distribution network and power-consumption real-time monitoring and managing system Expired - Fee Related CN101826755B (en)

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