CN105785091B - Electric energy dynamic measurement system based on network load - Google Patents
Electric energy dynamic measurement system based on network load Download PDFInfo
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- CN105785091B CN105785091B CN201610134232.5A CN201610134232A CN105785091B CN 105785091 B CN105785091 B CN 105785091B CN 201610134232 A CN201610134232 A CN 201610134232A CN 105785091 B CN105785091 B CN 105785091B
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- metering
- adjustment factor
- electricity consumption
- power
- electric energy
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/56—Special tariff meters
- G01R11/57—Multi-rate meters
Abstract
The present invention relates to a kind of electric energy dynamic measurement system based on network load, it include: processing equipment, it is externally sent for calculating the redundancy condition of power grid online power and calculating metering adjustment factor according to redundancy condition, wherein metering adjustment factor, which is used to be measured according to practical electricity consumption, adjusts electricity consumption；Measuring terminal, including the first metering module for measuring practical electricity consumption and for measuring the second metering module for adjusting electricity consumption, wherein the second metering module is connect with the first metering module and processing equipment respectively.Compared with prior art, the present invention is by means of smart grid, electricity charge valuation is carried out using the adjusting electricity consumption obtained by power grid online power redundancy situation, it is more flexible, user terminal is guided to carry out power peak regulation with this, compared to existing time-of-use tariffs peak regulation guidance mode, have the advantages that peak regulation is more accurate.
Description
Technical field
The present invention relates to a kind of electric energy metered systems, more particularly, to a kind of electric energy dynamic measuring system based on network load
System.
Background technique
The adjustment of economic structure will become the emphasis of government work in a very long time, must along with this structural adjustment
By change be China's extensive style the style of economic increase.Since reforming and opening up to the outside world more than 30 years, China's power consumption flexible coefficient
It is gradually reduced, the heavy industry strategy that develops emphatically of getting up early gradually changes to Modern Service Industry, electricity consumption bullet in recent years
Property has gradually decreased to 1 or less, it is anticipated that long-term deterministic trend be future electrical energy consumption elasticity coefficient will further under
Drop.
Economic cycle add global trade rebalancing in the environment of, China's economic structural adjustment at this stage be not one with
Government, personal inclination are the process of transfer, and at least there are two aspects for reason: first aspect, state's economic structure should meet
National resource natural endowment and stage of economic development property and regularity.As described above, China is in highly energy-consuming stage, high consumption at present
Energy industrial structure is a characteristic feature.It is not existing for reduction per Unit GDP Energy Consumption being had great expectations of completely adjustment high energy-consuming industry structure
Real.
Compared to change economic structure, solve electric load the peak valley phase it is unbalance caused by energy loss may more show
Real, what is generallyd use at present is the form of time-of-use tariffs to guide resident's peak load shifting, however as the development of social economy, peak
The mode of paddy electricity valence has met with more and more limitations, and one being the period of peak valley to show imbalance between each region,
Two come be peak valley period it is uneven in season distribution, furthermore be that peak valley is likely to not be one paddy of a peak, second is that
It will appear the alternating of multiple peak valleys in one day.In summary according to the regulative mode of time-of-use tariffs to resident and commercial user
Misguidance.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide one kind to be based on network load
Electric energy dynamic measurement system.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of electric energy dynamic measurement system based on network load, comprising:
Processing equipment, for calculating the redundancy condition of power grid online power and calculating metering adjustment factor according to redundancy condition
It externally sends, wherein metering adjustment factor is used to adjust electricity consumption for carrying out electricity charge valuation according to the metering of practical electricity consumption；
Measuring terminal adjusts the of electricity consumption including the first metering module for measuring practical electricity consumption and for measuring
Two metering modules, wherein the second metering module is connect with the first metering module and processing equipment respectively.
Redundancy condition is characterized using redundancy coefficient red, specifically:
Wherein: PLFor the loss power in power grid, PconFor power grid output end power, PupFor power grid online power.
Measure adjustment factor specifically:
ρ=α1red+α2red2+α3red3+α4red4
Wherein: ρ is metering adjustment factor, α1Take 1, α2It is electrical network capacity to the influence coefficient of metering adjustment factor, α3For ring
Influence coefficient of the border temperature to metering adjustment factor, α4It is power factor to the influence coefficient of metering adjustment factor.
Processing equipment includes:
Redundant computation device, connect with power grid, for calculating the redundancy condition of power grid online power；
Adjustment factor computing device is connect with redundant computation device, for calculating metering adjustment factor according to redundancy condition；
Data delivery device is connect with adjustment factor computing device and measuring terminal respectively, for that will measure adjustment factor
It is distributed to each measuring terminal.
Processing equipment further includes multiple distributed signal transferring devices, and each distribution transferring device is respectively arranged on each user point
In area, data delivery device is connected by distributed signal transferring device with all measuring terminals in corresponding user partition.
It is connected between data delivery device and at least one distributed signal transferring device by power line carrier, PLC.
The type of user partition includes cell, commercial office building, plant area and market.
Metering system further include it is multiple for show metering adjustment factor display terminal, display terminal be set to interior and with
Measuring terminal connection receives the metering adjustment factor forwarded by measuring terminal and is shown.
First metering module is connect with processing equipment, and uploads practical electricity consumption, and the second metering module to processing equipment
It is uploaded to processing equipment and adjusts electricity consumption.
Adjusting electricity consumption is specially practical electricity consumption and the product for measuring adjustment factor.
Compared with prior art, the invention has the following advantages that
1) by means of smart grid, electricity charge meter is carried out using the adjusting electricity consumption obtained by power grid online power redundancy situation
Valence, more flexible, guide user terminal to carry out power peak regulation with this has compared to existing time-of-use tariffs peak regulation guidance mode
The more accurate advantage of peak regulation.
2) measuring terminal simultaneously include two metering modules, metering adjust electricity consumption while also to practical electricity consumption into
Row metering, under the premise of realizing dynamic charging, the statistical analysis demand of compatible existing all pairs of practical electricity consumptions.
3) redundancy condition is indicated using redundancy coefficient, is calculated simple.
4) metering adjustment factor introduces electrical network capacity, environment temperature and power factor and is modified, the setting of adjustment factor
It is more scientific.
5) distributed signal transferring device carries out intensive data transfer to all measuring terminals in a user partition, can
To reduce the output signal number of data delivery device, thread is reduced, cost is reduced.
6) it is connected between data delivery device and part distributed signal transferring device by power line carrier, PLC, reduces cloth
Line mitigates maintenance.
7) presence of display terminal can make indoor personnel more be intuitive to see metering adjustment factor, facilitate its root
Some electrical equipments are closed or opened according to metering adjustment factor selection.
8) the first metering module is connect with processing equipment, and uploads practical electricity consumption, and the second metering mould to processing equipment
Block uploads to processing equipment and adjusts electricity consumption, realizes remote meter reading, rushes towards live meter reading without special messenger.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the layout diagram of display terminal；
Wherein: 1, processing equipment, 2, measuring terminal, 3, display terminal, 11, redundant computation device, 12, adjustment factor calculating
Device, 13, data delivery device, 14, distributed signal transferring device.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to
Following embodiments.
A kind of electric energy dynamic measurement system based on network load, as shown in Figure 1, comprising:
Processing equipment 1 adjusts system for calculating the redundancy condition of power grid online power and calculating metering according to redundancy condition
Number is externally sent, wherein metering adjustment factor is used to measure the adjusting electricity consumption for carrying out electricity charge valuation according to practical electricity consumption
Amount, adjusting electricity consumption is specially practical electricity consumption and the product for measuring adjustment factor；
Measuring terminal 2 adjusts electricity consumption including the first metering module for measuring practical electricity consumption and for measuring
Second metering module, wherein the second metering module is connect with the first metering module and processing equipment 1 respectively.
By means of smart grid, electricity charge meter is carried out using the adjusting electricity consumption obtained by power grid online power redundancy situation
Valence, more flexible, guide user terminal to carry out power peak regulation with this has compared to existing time-of-use tariffs peak regulation guidance mode
The more accurate advantage of peak regulation, measuring terminal 2 includes two metering modules simultaneously, also to reality while metering adjusts electricity consumption
Electricity consumption is measured, and under the premise of realizing dynamic charging, the statistical analysis of compatible existing all pairs of practical electricity consumptions is needed
It asks.
Redundancy condition is characterized using redundancy coefficient red, specifically:
Wherein: PLFor the loss power in power grid, PconFor power grid output end power, PupFor power grid online power.
Measure adjustment factor specifically:
ρ=α1red+α2red2+α3red3+α4red4
Wherein: ρ is metering adjustment factor, α1Correction factor usually takes 1, α2It is electrical network capacity to the shadow of metering adjustment factor
Ring coefficient, α3It is environment temperature to the influence coefficient of metering adjustment factor, α4It is power factor to the influence system of metering adjustment factor
Number.Metering adjustment factor introduces electrical network capacity, environment temperature and power factor and is modified, the setting of adjustment factor more section
It learns.
When it is implemented, α2For negative value, usual value is in α2∈ (- 1,0], α3And α4For positive value, usual value is respectively α3
∈ [0,1), α4∈ [0, e), the specific value of three coefficients can be obtained by more deep analysis, can also be by being by expert
Secondary test obtains system repeatedly, no longer illustrates in specific the application, set forth herein be can be according to electrical network capacity, ring
Border temperature and power factor are modified metering adjustment factor, thus the economic indicator being optimal.
Processing equipment 1 includes:
Redundant computation device 11, connect with power grid, for calculating the redundancy condition of power grid online power；
Adjustment factor computing device 12 is connect with redundant computation device 11, is adjusted for calculating metering according to redundancy condition
Coefficient；
Data delivery device 13 is connect with adjustment factor computing device 12 and measuring terminal 2 respectively, for that will measure adjusting
Coefficient is distributed to each measuring terminal 2.
Processing equipment 1 further includes multiple distributed signal transferring devices 14, and each distribution transferring device is respectively arranged on each use
In the subregion of family, data delivery device 13 passes through distributed signal transferring device 14 and all measuring terminals in corresponding user partition
2 connections.Distributed signal transferring device 14 carries out intensive data transfer to all measuring terminals 2 in a user partition, can
To reduce the output signal number of data delivery device 13, thread is reduced, cost is reduced.
It is connected between data delivery device 13 and at least one distributed signal transferring device 14 by power line carrier, PLC.
The type of user partition includes cell, commercial office building, plant area and market.
Metering system further includes multiple for showing the display terminal 3 of metering adjustment factor, as shown in Fig. 2, display terminal 3
It connect, receive the metering adjustment factor forwarded by measuring terminal 2 and is shown set on interior and with measuring terminal 2, display is eventually
The presence at end 3, can make indoor personnel more be intuitive to see metering adjustment factor, facilitate it according to metering adjustment factor choosing
It selects closing or opens some electrical equipments.
First metering module is connect with processing equipment 1, and uploads practical electricity consumption, and the second metering mould to processing equipment 1
Block uploads to processing equipment 1 and adjusts electricity consumption, and the first metering module is connect with processing equipment 1, and uploads reality to processing equipment 1
Electricity consumption, and the second metering module uploads to processing equipment 1 and adjusts electricity consumption, realizes remote meter reading, rushes towards without special messenger existing
Field meter reading.
Claims (8)
1. a kind of electric energy dynamic measurement system based on network load characterized by comprising
Processing equipment, it is external for calculating the redundancy condition of power grid online power and calculating metering adjustment factor according to redundancy condition
It sending, wherein the metering adjustment factor is used to measure the adjusting electricity consumption for carrying out electricity charge valuation according to practical electricity consumption,
Measuring terminal, including the first metering module by measuring practical electricity consumption and by measuring based on adjust electricity consumption second
Module is measured, wherein the second metering module is connect with the first metering module and processing equipment respectively；
Electricity redundancy condition is characterized using redundancy coefficient red, specifically:
Wherein: PLFor the loss power in power grid, PconFor power grid output end power, PupFor power grid online power；
The metering adjustment factor specifically:
ρ=α1red+α2red2+α3red3+α4red4
Wherein: ρ is metering adjustment factor, α1Take 1, α2It is electrical network capacity to the influence coefficient of metering adjustment factor, α3For environment temperature
Spend the influence coefficient to metering adjustment factor, α4It is power factor to the influence coefficient of metering adjustment factor.
2. a kind of electric energy dynamic measurement system based on network load according to claim 1, which is characterized in that the place
Managing equipment includes:
Redundant computation device, connect with power grid, for calculating the redundancy condition of power grid online power；
Adjustment factor computing device is connect with redundant computation device, for calculating metering adjustment factor according to redundancy condition；
Data delivery device is connect with adjustment factor computing device and measuring terminal respectively, for that will measure adjustment factor distribution
To each measuring terminal.
3. a kind of electric energy dynamic measurement system based on network load according to claim 2, which is characterized in that the place
Managing equipment further includes multiple distributed signal transferring devices, and each distribution transferring device is respectively arranged in each user partition, described
Data delivery device is connected by distributed signal transferring device with all measuring terminals in corresponding user partition.
4. a kind of electric energy dynamic measurement system based on network load according to claim 3, which is characterized in that the number
It is connected according between diostribution device and at least one distributed signal transferring device by power line carrier, PLC.
5. a kind of electric energy dynamic measurement system based on network load according to claim 3, which is characterized in that the use
The type of family subregion includes cell, commercial office building, plant area and market.
6. a kind of electric energy dynamic measurement system based on network load according to claim 1, which is characterized in that the meter
Amount system further includes multiple display terminals for being used to show metering adjustment factor, and the display terminal is set to indoor and whole with metering
End connection receives the metering adjustment factor forwarded by measuring terminal and is shown.
7. a kind of electric energy dynamic measurement system based on network load according to claim 1, which is characterized in that described
One metering module is connect with processing equipment, and uploads practical electricity consumption to processing equipment, and second metering module is to processing
Equipment, which uploads, adjusts electricity consumption.
8. a kind of any electric energy dynamic measurement system based on network load, feature exist in -7 according to claim 1
In the electricity consumption that adjusts is specially practical electricity consumption and the product for measuring adjustment factor.
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| CN201610134232.5A CN105785091B (en) | 2016-03-09 | 2016-03-09 | Electric energy dynamic measurement system based on network load |
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| CN105785091A CN105785091A (en) | 2016-07-20 |
| CN105785091B true CN105785091B (en) | 2019-11-22 |
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Citations (5)
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|---|---|---|---|---|
| CN1416610A (en) * | 2000-03-10 | 2003-05-07 | 株式会社标识技术 | Electricity bill control device and recording medium therefor |
| JP2005308729A (en) * | 2004-03-26 | 2005-11-04 | Cosmo Life Kk | Electric power consumption monitoring system |
| CN102289755A (en) * | 2010-06-18 | 2011-12-21 | 黄金富 | Dynamic pricing and real-time quoting charging method according to power consumption peak and valley and corresponding system and device |
| CN104122819A (en) * | 2014-07-18 | 2014-10-29 | 东北电力大学 | User habit based intelligent household electricity utilization method and system thereof |
| CN105242086A (en) * | 2015-10-22 | 2016-01-13 | 国家电网公司 | Commercial user power consumption analysis and management system |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416610A (en) * | 2000-03-10 | 2003-05-07 | 株式会社标识技术 | Electricity bill control device and recording medium therefor |
| JP2005308729A (en) * | 2004-03-26 | 2005-11-04 | Cosmo Life Kk | Electric power consumption monitoring system |
| CN102289755A (en) * | 2010-06-18 | 2011-12-21 | 黄金富 | Dynamic pricing and real-time quoting charging method according to power consumption peak and valley and corresponding system and device |
| CN104122819A (en) * | 2014-07-18 | 2014-10-29 | 东北电力大学 | User habit based intelligent household electricity utilization method and system thereof |
| CN105242086A (en) * | 2015-10-22 | 2016-01-13 | 国家电网公司 | Commercial user power consumption analysis and management system |
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