CN104184214B - A kind of building power load method for supervising - Google Patents

A kind of building power load method for supervising Download PDF

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Publication number
CN104184214B
CN104184214B CN201410462723.3A CN201410462723A CN104184214B CN 104184214 B CN104184214 B CN 104184214B CN 201410462723 A CN201410462723 A CN 201410462723A CN 104184214 B CN104184214 B CN 104184214B
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China
Prior art keywords
power
information
consumer
load
building
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Expired - Fee Related
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CN201410462723.3A
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Chinese (zh)
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CN104184214A (en
Inventor
任德新
李志敏
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SICHUAN KBHG ENERGY TECHNOLOGY Co Ltd
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SICHUAN KBHG ENERGY TECHNOLOGY Co Ltd
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Publication of CN104184214A publication Critical patent/CN104184214A/en
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    • 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • 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 present invention relates to a kind of building power load method for supervising, this method for supervising can Real-time Collection building in the power information of consumer, and according to the historical information gathering, the power load of building is predicted and obtained building electricity consumption curve, distribution system also can Real-time Obtaining upper level distribution network schedule information, and in conjunction with the schedule information of building electricity consumption curve and upper level distribution network, determine the power supply strategy of building consumer, farthest to meet the scheduling requirement of building equipment need for electricity and higher level's distribution network, power consumption efficiency and reliability are improved greatly.

Description

A kind of building power load method for supervising
Affiliated technical field
The present invention relates to a kind of building power load method for supervising.
Background technology
The intellectuality of electrical network, it is to be based upon on the basis of integrated, high-speed bidirectional communication network, by advanced personSensing and measuring technique, advanced equipment and technology, advanced control method and advanced DSSThe application of technology, realizes the target of reliable, the safety, economy of electrical network, efficient, environmental friendliness and use safety.Intelligent grid is a full automatic electric power transmission network, can the each user of monitoring and controlling and electrical network jointPoint, ensures from power plant to terminal use the two-way of the information between all nodes and electric energy in whole power transmission and distribution processFlow.
Power consumer load is rationally controlled, not only can effectively be improved the shape of load curve, andCan also improve the utilization rate of equipment. Along with going deep into of intelligent grid and demand Side Management theory, electrical networkOperational mode is just towards the new future development of two-way interaction, polynary service, intelligent response, efficient energy-saving. UserRequirement to electricity consumption service is more and more higher, and the electricity consumption service mode of leading, the user's passive receive of electrical network in the pastCan not meet the demand for services of user individual, differentiation.
Building intelligent distribution system is that one is opened for applying intelligent residence more and more widely in current cityFa community distribution terminal system, can coordinate with distribution network automated main website, grid automation substation system, realExisting multiple houses, multiple consumer, many data acquisitions by electric line, load detection, fault detect,The function such as power supply that automatically switches, thus realize energy-conservation, raising power distribution efficiency and reliability.
In building intelligent distribution system, the prediction of power load and monitoring are to improve power distribution efficiency, saving alwaysThe key factor of the energy is also one of Technology Difficulties in building intelligent distribution system. Particularly in the use in summerElectricity peak period, electric power supply wretched insufficiency, power circuit, transformer fault take place frequently, and carry out excellent to electricity usageChange scheduling more urgent.
Summary of the invention
For addressing the above problem, the invention provides a kind of building power load method for supervising, this method for supervising canThe power information of consumer in Real-time Collection building, and according to the power load of historical information to building gatheringPredict and obtain building electricity consumption curve, the scheduling letter that distribution system also can Real-time Obtaining upper level distribution networkBreath, and in conjunction with the schedule information of building electricity consumption curve and upper level distribution network, determine the confession of building consumerElectricity strategy, farthest to meet the scheduling requirement of building equipment need for electricity and higher level's distribution network, greatlyRaising power consumption efficiency and reliability.
To achieve these goals, the invention provides a kind of building power load method for supervising, this method for supervising baseIn a kind of building intelligent distribution system operation, this system comprises:
Consumer information acquisition module, for the power information of each consumer in Real-time Collection building;
Consumer information storage module, the power information gathering for storing above-mentioned information acquisition module;
Higher level's distribution network contact module, for the schedule information of Real-time Obtaining higher level distribution network, and superiorDistribution network is uploaded the relevant information of building intelligent distribution system;
Load prediction and monitoring module, for:
(1) according to the historical power information of above-mentioned memory module storage, the power load of building is predicted,Obtain load curve;
(2), according to the schedule information of load curve and higher level's power distribution network, determine the power supply strategy to each consumer;
Power supply Executive Module, for according to above-mentioned power supply strategy, realizes specific to the execution of each consumerPower supply instruction;
Bus communication module, for the communication between above-mentioned modules;
Comprise UPS module, for higher level's distribution network failure or the scheduling volume deficiency in the situation that, give in buildingThe power supply of crucial consumer;
This method for supervising comprises the steps:
(1) the power information data of collection consumer;
(2) analyze the historical power information in data acquisition module, and predict that in special time period, described electricity consumption is establishedStandby active power generation forecast value, obtain the load curve of building according to predictor calculation matching;
(3) according to the real-time power information of load curve, higher level's power distribution network schedule information and each consumer,Determine current power supply strategy: predicted value and threshold value are compared, and according to the difference of predicted value and threshold valueSend and regulate power load instruction, if predicted value is more than or equal to threshold value, sends power load instruction and regulate thisThe technical performance parameter of a little consumers; If predicted value is less than threshold value, according to user's request, these electricity consumptions are establishedAvailable electricity;
(4) show load curve, schedule information, current each equipment power information and current power supply strategy;
In above-mentioned steps (1), gather the data of multiple consumers simultaneously, comprise voltage, electric current, meritoriousPower, reactive power and electric energy;
At step (2) applied load forecast model, analyze the historical power information of above-mentioned consumer, prediction is specialActive power the generation forecast value of above-mentioned consumer in the section of fixing time;
Described threshold value is jointly true by higher level's power distribution network schedule information, Building Power Distribution line parameter circuit value, consumer parameterFixed;
In above-mentioned steps (3), applied load control model, compares predicted value and threshold value, according in advanceThe comparative result of measured value and threshold value, sends consumer power load and carries out instruction, by power supply Executive Module,Regulate the technical performance parameter of consumer;
If above-mentioned predicted value is more than or equal to threshold value, the policy development unit that powers is so at definite consumerWhen the power load instruction of 1-n, specifically adopt with the following method:
(31) obtain and control parameter information and dispatching of power netwoks information, described control parameter information comprises: user arrangesConsumer parameter information;
(32) receive the control instruction that comprises default control pattern that user inputs;
(33) pre-according to described default control pattern, described control parameter information and described dispatching of power netwoks Information generationIf control instruction collection;
(34) send consumer power load according to described default control instruction set and carry out instruction.
Method for supervising tool provided by the invention has the following advantages: (1) Accurate Prediction power load, and to consumerRealize and detecting in real time and personalized power supply; (2) power supply strategy is taken into account consumer demand, higher level's distribution network is adjustedDegree demand, meets user simultaneously, has taken into account the reliability of electricity consumption, has improved power consumption efficiency simultaneously.
Brief description of the drawings
Fig. 1 shows the block diagram of a kind of building intelligent distribution system of the present invention's use;
Fig. 2 shows the load prediction of system in Fig. 1 and the concrete composition diagram of monitoring module;
Fig. 3 shows the flow chart of this law method.
Detailed description of the invention
Fig. 1 shows a kind of building intelligent distribution system of the present invention, and this system comprises: consumer informationAcquisition module 7, consumer information storage module 8, higher level's distribution network contact module 3, load prediction andMonitoring module 4, power supply Executive Module 6, bus communication module 2, UPS module 9.
Wherein, consumer information acquisition module 7, for the use of each consumer 1-n in Real-time Collection buildingTelecommunications breath. Described consumer information acquisition module 7 comprises voltage transformer, current transformer, AD conversionCircuit, serial communication circuit and power supply, the signal output part of voltage transformer summation current transformer and AD conversionCircuit is connected, and A/D convertor circuit and serial communication circuit join, serial communication circuit and above-mentioned bus communicationModule is joined, thereby realizes the data of consumer information acquisition module to the transmission of other modules. Described electricity consumptionEquipment information collection module gathers the data of multiple consumers simultaneously, comprise voltage, electric current, active power,Reactive power and electric energy.
Consumer information storage module 8, the power information gathering for storing above-mentioned information acquisition module 7.Be used for receiving consumer 1-n power information and decoded after be stored in Database Systems, load prediction andMonitoring module 4 is transferred the power information information in Database Systems by bus 2.
Higher level's distribution network contact module 3, for the schedule information of Real-time Obtaining higher level distribution network 1, and toHigher level's distribution network 1 is uploaded the relevant information of building intelligent distribution system.
Power supply Executive Module 6, for according to above-mentioned power supply strategy, realizes specific to the execution of each consumerPower supply instruction. Described power supply Executive Module is included as the power supply performance element that each consumer 1-n installs,This power supply performance element comprises:
Power input interface, connects power transmission line;
Power output interface, connects use electric loading;
Hand control switch FS and bus-controlled switching NS, be connected in load circuit, control load break-make.
Bus communication module 2, for the communication between above-mentioned modules, described bus communication module 2 is passed throughRedundancy dual CAN bus is connected with other modules.
Above-mentioned intelligent distribution system also comprises UPS module 9, in higher level's distribution network failure or scheduling volume deficiencySituation under, give the crucial consumer power supply in building.
Load prediction and monitoring module 4, for: (1) according to the historical power information of above-mentioned memory module storage 8,Power load to building is predicted, obtains load curve; (2) according to load curve and higher level's power distribution networkSchedule information, determines the power supply strategy to each consumer 1-n.
Referring to Fig. 2, this load prediction and monitoring module 4 comprise:
Arithmetic element 41, for according to the historical information of above-mentioned consumer information storage module storage 8, countsCalculate the load curve that also matching obtains building;
Power supply policy development unit 42, according to load curve, higher level's power distribution network 1 schedule information and each electricity consumptionThe real-time power information of equipment 1-n, determines current power supply strategy;
Display device 43, for showing load curve, schedule information, current each equipment power information and currentPower supply strategy.
In arithmetic element 41, there is load forecasting model, for analyzing the history telecommunications of consumer 1-nBreath, active power the generation forecast value of above-mentioned consumer in prediction special time period.
In power supply policy development unit 42, there is load and control model, for predicted value and threshold value are compared, according to the comparative result of predicted value and threshold value, send consumer 1-n power load and carry out instruction, pass throughPower supply Executive Module, the technical performance parameter of adjusting consumer 1-n. Described threshold value is adjusted by higher level's power distribution network 1Degree information, Building Power Distribution line parameter circuit value, consumer parameter are determined jointly.
Participate in Fig. 3, method for supervising of the present invention comprises the steps:
S1. gather the power information data of consumer 1-n;
S2. analyze the historical power information in data acquisition module 8, and predict described electricity consumption in special time periodThe active power of equipment 1-n generation forecast value, obtain the load curve of building according to predictor calculation matching;
S3. according to the real-time power information of load curve, higher level's power distribution network 1 schedule information and each consumer,Determine current power supply strategy: predicted value and threshold value are compared, and send out according to the difference of predicted value and threshold valueGo out to regulate power load instruction, if predicted value is more than or equal to threshold value, sends power load instruction and regulate theseThe technical performance parameter of consumer; If predicted value is less than threshold value, according to user's request to these consumersPower supply;
S4. show load curve, schedule information, current each equipment power information and current power supply strategy.
Preferably, in above-mentioned steps S1, gather simultaneously multiple by the data of consumer, comprise voltage,Electric current, active power, reactive power and electric energy.
Preferably, at step S2 applied load forecast model, analyze the historical power information of above-mentioned consumer,Active power the generation forecast value of above-mentioned consumer in prediction special time period.
Preferably, described threshold value is joined by higher level's power distribution network schedule information, Building Power Distribution line parameter circuit value, consumerNumber is common to be determined.
Preferably, in above-mentioned steps S3, applied load control model, compares predicted value and threshold value,According to the comparative result of predicted value and threshold value, send consumer power load and carry out instruction, carry out by power supplyModule, the technical performance parameter of adjusting consumer.
Preferably, if above-mentioned predicted value is more than or equal to threshold value, use is being determined in the policy development unit that powers soWhen the power load instruction of electricity equipment 1-n, specifically adopt with the following method:
S31. obtain and control parameter information and dispatching of power netwoks information, described control parameter information comprises: user arrangesConsumer parameter information;
S32. receive the control instruction that comprises default control pattern of user's input;
S33. pre-according to described default control pattern, described control parameter information and described dispatching of power netwoks Information generationIf control instruction collection;
S34. send consumer power load according to described default control instruction set and carry out instruction.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can notAssert that specific embodiment of the invention is confined to these explanations. For the ordinary skill of the technical field of the inventionPersonnel, without departing from the inventive concept of the premise, make some alternative or obvious modification that are equal to, andPerformance or purposes are identical, all should be considered as belonging to protection scope of the present invention.

Claims (1)

1. a building power load method for supervising, this method for supervising moves based on a kind of building intelligent distribution system,This system comprises:
Consumer information acquisition module, for the power information of each consumer in Real-time Collection building;
Consumer information storage module, the power information gathering for storing above-mentioned information acquisition module;
Higher level's distribution network contact module, for the schedule information of Real-time Obtaining higher level distribution network, and superior distributionNetwork is uploaded the relevant information of building intelligent distribution system;
Load prediction and monitoring module, for:
(1) according to the historical power information of above-mentioned memory module storage, the power load of building is predicted, obtainedLoad curve;
(2), according to the schedule information of load curve and higher level's power distribution network, determine the power supply strategy to each consumer;
Power supply Executive Module, for according to above-mentioned power supply strategy, realizes the execution of each consumer is specifically poweredInstruction;
Bus communication module, for the communication between above-mentioned modules;
Comprise UPS module, for higher level's distribution network failure or the scheduling volume deficiency in the situation that, give the pass in buildingThe power supply of key consumer;
This method for supervising comprises the steps:
(1) the power information data of collection consumer;
(2) analyze the historical power information in data acquisition module, and predict described consumer in special time periodActive power generation forecast value, obtain the load curve of building according to predictor calculation matching;
(3), according to the real-time power information of load curve, higher level's power distribution network schedule information and each consumer, determineCurrent power supply strategy: predicted value and threshold value are compared, and send tune according to the difference of predicted value and threshold valueSave electric load instruction, if predicted value is more than or equal to threshold value, sends power load instruction and regulate these electricity consumptionsThe technical performance parameter of equipment; If predicted value is less than threshold value, according to user's request, these consumers are powered;
(4) show load curve, schedule information, current each equipment power information and current power supply strategy;
In above-mentioned steps (1), gather the data of multiple consumers simultaneously, comprise voltage, electric current, active power,Reactive power and electric energy;
At step (2) applied load forecast model, analyze the historical power information of above-mentioned consumer, predict when specificBetween active power the generation forecast value of above-mentioned consumer in section;
Described threshold value is determined jointly by higher level's power distribution network schedule information, Building Power Distribution line parameter circuit value, consumer parameter;
In above-mentioned steps (3), applied load control model, compares predicted value and threshold value, according to predicted valueWith the comparative result of threshold value, send consumer power load and carry out instruction, by power supply Executive Module, regulateThe technical performance parameter of consumer;
If above-mentioned predicted value is more than or equal to threshold value, consumer 1-n's determined in the policy development unit that powers soWhen power load instruction, specifically adopt with the following method:
(31) obtain and control parameter information and dispatching of power netwoks information, described control parameter information comprises: the use that user arrangesElectricity device parameter information;
(32) receive the control instruction that comprises default control pattern that user inputs;
(33) according to the default control of described default control pattern, described control parameter information and described dispatching of power netwoks Information generationInstruction set processed;
(34) send consumer power load according to described default control instruction set and carry out instruction.
CN201410462723.3A 2014-09-12 2014-09-12 A kind of building power load method for supervising Expired - Fee Related CN104184214B (en)

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CN107341562A (en) * 2017-05-25 2017-11-10 杭州赫智电子科技有限公司 A kind of building energy management system and energy management method for merging demand response
CN107703854A (en) * 2017-10-26 2018-02-16 国网黑龙江省电力有限公司信息通信公司 power load monitoring system and method
CN107907759A (en) * 2017-10-26 2018-04-13 国网黑龙江省电力有限公司信息通信公司 The electricity monitoring system and method for power equipment
CN109470912B (en) * 2018-04-10 2020-12-22 国网浙江省电力有限公司嘉兴供电公司 Power protection user power distribution room fault early warning method and system
CN108965440A (en) * 2018-07-23 2018-12-07 珠海格力电器股份有限公司 Collection method, device, intelligent terminal and the cloud server of engineering information
CN110082580A (en) * 2019-04-19 2019-08-02 安徽集黎电气技术有限公司 A kind of graphical electrical parameter monitoring system
CN111600304B (en) * 2020-06-17 2021-11-26 广东工业大学 Building power scheduling method, device and equipment
CN112415963B (en) * 2020-11-13 2022-02-08 珠海格力电器股份有限公司 Building-level energy control method, control device and system and processor
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