CN105550788A - Intelligentized data processing and analyzing method for microgrid - Google Patents
Intelligentized data processing and analyzing method for microgrid Download PDFInfo
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- CN105550788A CN105550788A CN201610088044.3A CN201610088044A CN105550788A CN 105550788 A CN105550788 A CN 105550788A CN 201610088044 A CN201610088044 A CN 201610088044A CN 105550788 A CN105550788 A CN 105550788A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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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
Abstract
The invention discloses an intelligentized data processing and analyzing method for a microgrid. The method comprises the steps that mass data information transmitted by an on-line monitoring system of the microgrid is received, unified centralized managing, general sampling, ordered screening, intelligent predicting and curve fitting are performed on various data information, a change rule between all operation parameters and the microgrid and the state of distributed power generation equipment is sought, and early warning is performed for microgrid operation and the health state of the distributed power generation equipment, that is, comprehensive operation state monitoring, operation alarm finding and informing, data querying and analyzing and equipment operation managing are supplied. Therefore, intelligentization and automation of microgrid operation are achieved, and optimization of the economic benefit, the social benefit and the environmental protection benefit is achieved.
Description
Technical field
The present invention relates to a kind of micro-capacitance sensor intelligent data processing and analytical approach, belong to power industry field.
Background technology
Along with global carbon dioxide displacement control and reduction of discharging, clean energy resource and new forms of energy become global investigation and application exploitation focus.In China, in order to advance clean energy resource and new forms of energy development and apply, put into effect a series of encouragement policies, the generating of photovoltaic, wind-powered electricity generation equal distribution comes into one's own gradually, and along with the development and improvement of photo-voltaic power supply and wind electricity generation technology, presented eruption type development.As the photovoltaic generation that distributes, from factory, office, school, even photovoltaic power generation apparatus can be installed in resident roof, wherein the distributed power generation of small-scale can adopt 220 or 380V directly to access terminal electrical network, fairly large photovoltaic generation is then with 10kV electric pressure access electrical network, multiple distribution power of 10kV electric pressure can form micro-capacitance sensor, both can be incorporated into the power networks, also can isolated power grid.Consider from input and output ratio, micro-capacitance sensor is the main development direction of photovoltaic distributed power source from now on, and micro-capacitance sensor not only greatly meets different social demands, turn improves the dirigibility of electricity consumption simultaneously.
If 10kV is directly accessed electrical network; because 10kV circuit overlay area area is large, circuit handle rate is high; along with the increase of distributed power source; after distributed power source on every bar circuit reaches certain capacity; not only can affect voltage and the transformer capacity parameter of circuit; and make protection system complicated, even directly affect safe operation of electric network.In addition, along with the inner distribution power quantity of micro-capacitance sensor increases and variation, various factors crosses one another impact, unified and intellectualized management system must be adopted, realize the optimization of generation assets, simultaneously to running status with equipment is healthy and safe monitors, make micro-capacitance sensor be in safe and reliable running status all the time, economy, society and environmental benefit are maximized.The operational management of 10kV micro-capacitance sensor faces outstanding great challenge, and this just requires the robotization and the intellectuality that improve power transmission and transformation, is implemented, thus guarantee the safe operation of electrical network by the on-line monitoring to 10kV microgrid, control, analysis and early warning etc.
Chinese patent application CN104410100 and CN204230933 provide a kind of install addressing flexibly, access the grid-connected Intelligent black box of quick and convenient, safe and reliable, non-maintaining, that independence is strong and intelligence degree is high distributed photovoltaic power generation, solve only 220 and the grid-connected problem of 380V distributed photovoltaic power generation, weak point is the impact not considering that intensity of illumination and light application time export actual electricity, particularly on the impact of grid stability, and scale is larger and electric pressure is higher, more outstanding on the impact of electrical network.
Abroad, on March 20th, 2015 there is a total solar eclipse in Europe, Europe power transmission network alliance and ENTSO-E and German electrical network have carried out comprehensive intelligent processing method and analysis by the data message such as rate of change, system operational parameters of exerting oneself to meteorological condition, photovoltaic, Accurate Prediction photovoltaic is exerted oneself rate of change curve, to find in total solar eclipse process that photovoltaic rate of change of exerting oneself adds one times than normal operation.So they have prepared enough margin capacities in advance, successfully avoid the impact of photovoltaic fluctuation on power grid security, ensure that the normal operation of electrical network.
As can be seen here, the generating of photovoltaic, wind-powered electricity generation distributed is comparatively large by environmental influence, can affect electric power netting safe running to a great extent.For the generating of 10kV ranking score cloth and micro-capacitance sensor, the at present domestic report having no distributed power generation and micro-capacitance sensor data intelligent treatment and analyses method.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of accurately, efficient, comprehensively, be applicable to micro-capacitance sensor intelligent data processing and the analytical approach of 10kV and above.
Technical scheme of the present invention is as follows:
A kind of micro-capacitance sensor intelligent data processing and analytical approach, comprise step as follows:
1) according to distributed power source and neighbouring load character, form the micro-capacitance sensor of diverse location, different characteristics, the micro-capacitance sensor in range of management to be managed as a whole, centralized planning;
2) according to the management method prediction micro-capacitance sensor of existing electrical network and the safe operation parameter threshold of correspondence distributed power source in this micro-capacitance sensor, safe and reliable operation database is formed; Set up fault warning data storehouse: the operational factor comprising the distributed power source in this micro-capacitance sensor when Real-Time Monitoring micro-capacitance sensor and correspondence exceeds processing mode during safe operation parameter threshold simultaneously; Described processing mode comprises for operating personnel provide the data message such as status information, warning information, real time data of distributed power source; For managerial personnel provide the statistics, variation tendency, status information etc. of all kinds of Monitoring Data; For maintainer provides warning information, variation tendency, position of failure point information, breakdown maintenance method etc.;
3) operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor, and by it respectively at step 2) in safe operation parameter threshold compare:
As described in the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor exceed as described in step 2) safe operation parameter threshold, then record real time execution parameter and send alarm; Described real time execution parameter is the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor;
As described in the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor do not exceed as described in step 2) safe operation parameter threshold, then only record real time execution parameter;
4) gather the real time execution parameter in set time section, and carry out statistic of classification according to the type difference of different operational factor, formation and modification curve or change chart;
5) administration and supervision authorities transfer step 1 according to actual needs)-4) all data; Administration and supervision authorities are modify steps 1 according to actual needs) micro-capacitance sensor region and step 2) each database; The advantage herein designed is, described administration and supervision authorities can make further scheduling, control decision according to the running status of micro-capacitance sensor and distributed power source or statistical information.
According to the factor such as control strategy, load type, abort situation, generator inertia constant of the infield of micro-grid system, installed capacity, permeation limit and accumulator system, realize the stability analysis to micro-grid system, utility power quality control, the control of optimized operation state etc.
Preferred according to the present invention, described step 4) in, in described change curve or change chart, emphasis mark is carried out to the part exceeding safe operation parameter threshold.The advantage herein designed is, handled easily personnel, managerial personnel, maintainer or administration and supervision authorities pay close attention to the abnormal running situation of micro-capacitance sensor and Distributed-generation equipment, so that scheduling in time, the safe operation of control micro-capacitance sensor, simultaneously also can according to the periodicity of prediction electrical network or aperiodicity disturbance fluctuation.
Preferred according to the present invention, described micro-capacitance sensor operational factor comprises voltage, reactive-load compensation, electric current, frequency, active power, reactive power, power factor, electricity and harmonic wave;
The operational factor of described distributed power source comprises the humidity of device interior and temperature, switch using state, accessory serviceable life, arc-chutes metal particle, magnetic field and eddy current.Step 2 of the present invention) described in database comprise each Parameters variation critical value characterizing micro-capacitance sensor safe and stable operation; Characterize each Parameters variation critical value of each distributed power source health running; Micro-capacitance sensor and the Changing Pattern between Distributed-generation equipment and each parameter, each parameter Changing Pattern each other and the Changing Pattern between external condition and micro-capacitance sensor parameter; The variation tendency in micro-capacitance sensor and Distributed-generation equipment future and and relevant enterprise, contacting between government policy.
Advantage applies of the present invention exists:
1, the informationization technologies such as large data, cloud computing, GPS and mobile phone A PP combine together with " internet+" by the present invention, to micro-capacitance sensor Realization analysis, control, early warning and decision-making etc., make this system intelligent degree high and safe and reliable to operation, utilization of resources optimization, economic benefit, social benefit and environmental benefit maximize.
2, the present invention adopts modular design, and realize the unified complete collection of the Monitoring Data of different vendor, variety classes, different model equipment, different regions micro-capacitance sensor, making to be incorporated into the power networks to access does not limit by physical space, and applicability is strong.
3, the present invention introduces large data analysis technique, carries out many-sided analysis to each parameter, not only can realize real-time monitoring, can also predict future developing trend, and data operation speed is fast, and data cover is wide.
4, the safe and stable operation that the present invention is micro-capacitance sensor provides solid guarantee, and efficient, high-quality ground provides comprehensive data, services for monitoring system, early warning system, decision system.
5, the present invention is by the analysis to information data, realize the intelligent coordinated operation of each generator unit of micro-capacitance sensor, according to the use energy demand of user's Different periods, in conjunction with each supply unit operating condition, energy storage nargin situation, carry out Real Time Economic cost analysis, and carry out unified cooperation control according to optimized operation strategy to micro-capacitance sensor, thus it is more economical, safer that micro-capacitance sensor is run.
6, the present invention's " internet+" reconstruct supply and demand, make micro-capacitance sensor and internet transboundary after fusion, not only increase power consumption efficiency, also all increment is produced at supply side and Demand-side two ends, set up optimum power supply flow process and pattern, by unused utilization of resources optimization originally, reach the object of benefit optimum.
Embodiment
Below in conjunction with embodiment, the present invention is described in detail, but is not limited thereto.
Embodiment 1,
A kind of micro-capacitance sensor intelligent data processing and analytical approach, comprise step as follows:
1) according to distributed power source and neighbouring load character, form the micro-capacitance sensor of diverse location, different characteristics, the micro-capacitance sensor in range of management to be managed as a whole, centralized planning;
2) according to the management method prediction micro-capacitance sensor of existing electrical network and the safe operation parameter threshold of correspondence distributed power source in this micro-capacitance sensor, safe and reliable operation database is formed; Set up fault warning data storehouse: the operational factor comprising the distributed power source in this micro-capacitance sensor when Real-Time Monitoring micro-capacitance sensor and correspondence exceeds processing mode during safe operation parameter threshold simultaneously;
3) operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor, and by it respectively at step 2) in safe operation parameter threshold compare:
As described in the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor exceed as described in step 2) safe operation parameter threshold, then record real time execution parameter and send alarm;
As described in the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor do not exceed as described in step 2) safe operation parameter threshold, then only record real time execution parameter;
4) gather the real time execution parameter in set time section, and carry out statistic of classification according to the type difference of different operational factor, formation and modification curve or change chart;
5) administration and supervision authorities transfer step 1 according to actual needs)-4) all data; Administration and supervision authorities are modify steps 1 according to actual needs) micro-capacitance sensor region and step 2) each database.
Embodiment 2,
A kind of micro-capacitance sensor intelligent data processing as described in Example 1 and analytical approach, its difference is, described step 4) in, in described change curve or change chart, emphasis mark is carried out to the part exceeding safe operation parameter threshold.
Embodiment 3,
A kind of micro-capacitance sensor intelligent data processing as described in embodiment 1,2 and analytical approach, its difference is, described micro-capacitance sensor operational factor comprises voltage, reactive-load compensation, electric current, frequency, active power, reactive power, power factor, electricity and harmonic wave; The operational factor of described distributed power source comprises the humidity of device interior and temperature, switch using state, accessory serviceable life, arc-chutes metal particle, magnetic field and eddy current.
Claims (3)
1. micro-capacitance sensor intelligent data processing and an analytical approach, is characterized in that, it is as follows that the method comprising the steps of:
1) according to distributed power source and neighbouring load character, form the micro-capacitance sensor of diverse location, different characteristics, the micro-capacitance sensor in range of management to be managed as a whole, centralized planning;
2) according to the management method prediction micro-capacitance sensor of existing electrical network and the safe operation parameter threshold of correspondence distributed power source in this micro-capacitance sensor, safe and reliable operation database is formed; Set up fault warning data storehouse: the operational factor comprising the distributed power source in this micro-capacitance sensor when Real-Time Monitoring micro-capacitance sensor and correspondence exceeds processing mode during safe operation parameter threshold simultaneously;
3) operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor, and by it respectively at step 2) in safe operation parameter threshold compare:
As described in the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor exceed as described in step 2) safe operation parameter threshold, then record real time execution parameter and send alarm;
As described in the operational factor of Real-Time Monitoring micro-capacitance sensor and correspondence distributed power source in this micro-capacitance sensor do not exceed as described in step 2) safe operation parameter threshold, then only record real time execution parameter;
4) gather the real time execution parameter in set time section, and carry out statistic of classification according to the type difference of different operational factor, formation and modification curve or change chart;
5) administration and supervision authorities transfer step 1 according to actual needs)-4) all data; Administration and supervision authorities are modify steps 1 according to actual needs) micro-capacitance sensor region and step 2) each database.
2. a kind of micro-capacitance sensor intelligent data processing according to claim 1 and analytical approach, is characterized in that, described step 4) in, in described change curve or change chart, emphasis mark is carried out to the part exceeding safe operation parameter threshold.
3. a kind of micro-capacitance sensor intelligent data processing according to claim 1 and analytical approach, is characterized in that, described micro-capacitance sensor operational factor comprises voltage, reactive-load compensation, electric current, frequency, active power, reactive power, power factor, electricity and harmonic wave; The operational factor of described distributed power source comprises the humidity of device interior and temperature, switch using state, accessory serviceable life, arc-chutes metal particle, magnetic field and eddy current.
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| CN201610088044.3A CN105550788A (en) | 2016-02-16 | 2016-02-16 | Intelligentized data processing and analyzing method for microgrid |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494096A (en) * | 2018-05-03 | 2018-09-04 | 佛山琴笙科技有限公司 | A kind of concentrating type generation of electricity by new energy metering system based on big data |
| CN111537827A (en) * | 2020-05-28 | 2020-08-14 | 武汉汉宁电力设计咨询有限责任公司 | Online safety and stability analysis system for power grid |
| CN113362197A (en) * | 2021-05-31 | 2021-09-07 | 国网电子商务有限公司 | New energy network access full-flow through identification and alarm method and device thereof |
| CN113945246A (en) * | 2021-12-21 | 2022-01-18 | 深圳市聚能优电科技有限公司 | Energy storage temperature and humidity acquisition method, system, equipment and storage medium |
| CN116613896A (en) * | 2023-07-21 | 2023-08-18 | 深圳市智赋新能源有限公司 | Data acquisition monitoring method based on micro-grid |
-
2016
- 2016-02-16 CN CN201610088044.3A patent/CN105550788A/en active Pending
Non-Patent Citations (1)
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| 裴科伟: "新能源发电集中运行监控方法研究", 《中国学位论文全文数据库》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494096A (en) * | 2018-05-03 | 2018-09-04 | 佛山琴笙科技有限公司 | A kind of concentrating type generation of electricity by new energy metering system based on big data |
| CN111537827A (en) * | 2020-05-28 | 2020-08-14 | 武汉汉宁电力设计咨询有限责任公司 | Online safety and stability analysis system for power grid |
| CN113362197A (en) * | 2021-05-31 | 2021-09-07 | 国网电子商务有限公司 | New energy network access full-flow through identification and alarm method and device thereof |
| CN113945246A (en) * | 2021-12-21 | 2022-01-18 | 深圳市聚能优电科技有限公司 | Energy storage temperature and humidity acquisition method, system, equipment and storage medium |
| CN113945246B (en) * | 2021-12-21 | 2022-03-11 | 深圳市聚能优电科技有限公司 | Energy storage temperature and humidity acquisition method, system, equipment and storage medium |
| CN116613896A (en) * | 2023-07-21 | 2023-08-18 | 深圳市智赋新能源有限公司 | Data acquisition monitoring method based on micro-grid |
| CN116613896B (en) * | 2023-07-21 | 2024-01-16 | 深圳市智赋新能源有限公司 | Data acquisition monitoring method based on micro-grid |
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Application publication date: 20160504 |