CN107766973A - Load alignment schemes and device in a kind of energy supply - Google Patents
Load alignment schemes and device in a kind of energy supply Download PDFInfo
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- CN107766973A CN107766973A CN201710919386.XA CN201710919386A CN107766973A CN 107766973 A CN107766973 A CN 107766973A CN 201710919386 A CN201710919386 A CN 201710919386A CN 107766973 A CN107766973 A CN 107766973A
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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
Abstract
The embodiment of the invention discloses the load alignment schemes in a kind of energy supply and device, this method to include:According to the load prediction of each cell obtained in advance, the traffic delay time at each cell entry in energy supply is obtained;Supplying energy needed for each branch line is alignd according to the traffic delay time at each cell entry, and then has obtained the gross energy that energy source station outlet should provide.By the embodiment scheme, energy supply total amount is predicted exactly, and important foundation has been established with energy-balancing and efficiency optimization to be follow-up.
Description
Technical field
The present embodiments relate to energy control technology, load alignment schemes and device in espespecially a kind of energy supply.
Background technology
Chinese population is numerous, and own resource is limited, and according to energy utilization patterns, the self-dependent energy is absolutely not
Support huge use can demand.China must improve the level of resources utilization with all strength, expand resource based on existing energy resources
Comprehensively utilize scope.At present, due to the particularity of cold and hot energy and the unreasonable structure of transmission pipeline so that energy source
During exist hysteresis, effect and stability to energy supplying system drastically influence follow-up all there is very big influence
Optimized with energy-balancing and efficiency, therefore how always to be born based on the hysteresis Accurate Prediction energy supply during energy source
Lotus just turns into the most important thing of energy source optimization.
The content of the invention
In order to solve the above-mentioned technical problem, the embodiments of the invention provide the load alignment schemes in a kind of energy supply and
Device, can Accurate Prediction energy supply total amount, established important foundation with energy-balancing and efficiency optimization to be follow-up..
In order to reach purpose of the embodiment of the present invention, the embodiments of the invention provide the load alignment side in a kind of energy supply
Method, this method include:
According to the load prediction of each cell obtained in advance, obtain the flow in energy supply at each cell entry and prolong
The slow time;
Supplying energy needed for each branch line is alignd according to the traffic delay time at each cell entry.
Alternatively, obtaining the traffic delay time in energy supply at each cell entry includes:Prolong beforehand through flow
Slow time mathematical modeling and preset algorithm obtain the traffic delay time at each cell entry.
Alternatively, obtained beforehand through traffic delay time mathematical modeling and preset algorithm at each cell entry
The traffic delay time includes:
Establish traffic delay time mathematical modeling;
Obtain the multigroup flow and traffic delay time data on traffic delay time mathematical modeling;
According in preset algorithm and multigroup flow and traffic delay time data identification traffic delay time mathematical modeling
Model coefficient to be identified;
The each model coefficient picked out is substituted into traffic delay time mathematical modeling respectively to obtain main line and be exported to and appointed
The traffic delay time of one cell entry of meaning.
Alternatively, traffic delay time mathematical modeling includes:
Wherein, τiThe traffic delay time of i-th of branch line entrance, F are exported to for main linejI-th of branch line is exported to for main line
The flow of jth section, F between entranceRiFor the flow of i-th branch line, a0~ai+1For model coefficient to be identified, i, j are just whole
Number, j≤i;
Preset algorithm includes:Least-squares algorithm and/or ridge regression algorithm.
Alternatively, supply energy source needed for each branch line is alignd according to the traffic delay time at each cell entry
Including:
The load of required offer in the traffic delay time corresponding with each cell entry is provided respectively;
Load corresponding to each cell entry of interception is summed, as house steward exit future in energy supply
The total load provided is provided in preset duration.
In order to reach purpose of the embodiment of the present invention, the embodiment of the present invention additionally provides the load alignment in a kind of energy supply
Device, the device include:Acquisition module, alignment module and computing module;
Acquisition module, for the load prediction according to each cell obtained in advance, obtain each cell in energy supply
The traffic delay time of porch;
Alignment module, for being entered according to the traffic delay time at each cell entry to supplying energy needed for each branch line
Row alignment.
Alternatively, the traffic delay time that acquisition module is obtained in energy supply at each cell entry includes:It is logical in advance
Inflow-rate of water turbine time delay mathematical modeling and preset algorithm obtain the traffic delay time at each cell entry.
Alternatively, acquisition module obtains each cell beforehand through traffic delay time mathematical modeling and preset algorithm
The traffic delay time of porch includes:
Establish traffic delay time mathematical modeling;
Obtain the multigroup flow and traffic delay time data on traffic delay time mathematical modeling;
According in preset algorithm and multigroup flow and traffic delay time data identification traffic delay time mathematical modeling
Model coefficient to be identified;
The each model coefficient picked out is substituted into traffic delay time mathematical modeling respectively to obtain main line and be exported to and appointed
The traffic delay time of one cell entry of meaning.
Alternatively, traffic delay time mathematical modeling includes:
Wherein, τiThe traffic delay time of i-th of branch line entrance, F are exported to for main linejI-th of branch line is exported to for main line
The flow of jth section, F between entranceRiFor the flow of i-th branch line, a0~ai+1For model coefficient to be identified, i, j are just whole
Number, j≤i;
Preset algorithm includes:Least-squares algorithm and/or ridge regression algorithm.
Alternatively, alignment module according to the traffic delay time at each cell entry to supply energy source needed for each branch line
Carrying out alignment includes:
The load of required offer in the traffic delay time corresponding with each cell entry is provided respectively;
Load corresponding to each cell entry of interception is summed, as house steward exit future in energy supply
The total load provided is provided in preset duration.
Compared with prior art, the embodiment of the present invention includes:According to the load prediction of each cell obtained in advance, obtain
The traffic delay time in energy supply at each cell entry;According to the traffic delay time at each cell entry to each
Supply energy source is alignd needed for branch line.By the embodiment scheme, energy supply total load is predicted exactly, is follow-up
Important foundation has been established with energy-balancing and efficiency optimization.
The further feature and advantage of the embodiment of the present invention will illustrate in the following description, also, partly from explanation
Become apparent in book, or understood by implementing the embodiment of the present invention.The purpose of the embodiment of the present invention and other advantages
It can realize and obtain by specifically noted structure in specification, claims and accompanying drawing.
Brief description of the drawings
Accompanying drawing is used for providing further understanding technical scheme of the embodiment of the present invention, and one of constitution instruction
Point, the technical scheme for explaining the embodiment of the present invention is used for together with embodiments herein, is not formed to the embodiment of the present invention
The limitation of technical scheme.
Fig. 1 is the load alignment schemes flow chart in the energy supply of the embodiment of the present invention;
Fig. 2 is the pipe network structure schematic diagram of the embodiment of the present invention;
Fig. 3 is the load alignment means composition frame chart in the energy supply of the embodiment of the present invention.
Embodiment
For the purpose, technical scheme and advantage of the embodiment of the present invention are more clearly understood, below in conjunction with accompanying drawing pair
Embodiments of the invention are described in detail.It should be noted that in the case where not conflicting, embodiment and reality in the application
Applying the feature in example can mutually be combined.
Can be in the computer system of such as one group computer executable instructions the flow of accompanying drawing illustrates the step of
Perform.Also, although logical order is shown in flow charts, in some cases, can be with suitable different from herein
Sequence performs shown or described step.
In order to reach purpose of the embodiment of the present invention, the embodiments of the invention provide the load alignment side in a kind of energy supply
Method, as shown in figure 1, this method can include S101-S102:
S101, the load prediction according to each cell obtained in advance, obtain in energy supply at each cell entry
The traffic delay time.
In embodiments of the present invention, due to the particularity of cold and hot energy, the effect of delay in transmitting procedure to energy supplying system
All there is very big influence for fruit and stability.For meeting each user's dynamic need, for avoiding excessively energy supply, ignore completely
The processing of time delay constant undoubtedly can all be had a strong impact on lean operational effect by the static programming of dynamic deferred characteristic,
Energy source station can not be effectively instructed to optimize production capacity.So the influence for fully taking into account time lag is born to energy source station dynamic tracking user
Lotus, realize that the operation of energy source station lean is most important.This be also both cold and hot energy transmission and electric energy transmission a master
Distinguish.
In embodiments of the present invention, based on above-mentioned consideration, in order to predict energy supply total load, realization energy supply exactly
Balance and efficiency optimization are, it is necessary to the traffic delay time in energy supply at each cell entry be taken into account, first with regard to needing
Will the load prediction based on each cell, obtain the traffic delay time at each cell entry in energy supply.
In embodiments of the present invention, compared to the mechanism model calculating time lag by complexity, (i.e. above-mentioned flow prolongs
The slow time), we have proposed a kind of practical engineering method, alternatively, obtains in energy supply at each cell entry
The traffic delay time can include:Obtained beforehand through traffic delay time mathematical modeling and preset algorithm at each cell entry
The traffic delay time.Specifically it may be referred to following proposal.Assuming that pipe network structure is as shown in Fig. 2 energy source station is that multiple users are small
Area heats, and n bar branch lines correspond to n cell.
Alternatively, obtained beforehand through traffic delay time mathematical modeling and preset algorithm at each cell entry
The traffic delay time includes S201-S204:
S201, establish traffic delay time mathematical modeling.
In embodiments of the present invention, the traffic delay time is mainly related to flow (flow velocity), but be also under pressure, temperature,
The multinomial factors such as pipe resistance influence, while in view of the deviation of flow measurement, it is impossible to it is simply considered that traffic delay time and flow
Simply reciprocal relation, this method can produce bigger error.In order to improve precision, we can use following mathematical modeling table
Show the traffic delay time, the mathematical modeling adds compensation term on the basis of Analysis on Mechanism, and the compensation term is to consider pressure
Added after the multinomial factors such as power, temperature, pipe resistance.
Alternatively, traffic delay time mathematical modeling can include:
Wherein, τiThe traffic delay time of i-th of branch line entrance, F are exported to for main linejI-th of branch line is exported to for main line
The flow of jth section, F between entranceRiFor the flow of i-th branch line, a0~ai+1For model coefficient to be identified, i, j are just whole
Number, j≤i.
In embodiments of the present invention, each parameter may be referred to shown in Fig. 2, a0~ai+1It is for model coefficient to be identified, i.e., stagnant
Inversely, and traffic delay time mathematical modeling is generally linear for time and each section of flow afterwards, and this also complies with the stream of fluid
Motivation is managed.When length corresponding to certain section of flow on main line is much smaller than the length of other sections, then ignores this section in above-mentioned model and flow
Amount, will not there is too big influence to the precision of result.
In embodiments of the present invention, the load prediction of each cell of foregoing advance acquisition can be as above-mentioned flow
The input of time delay mathematical modeling, i.e., the total flow using the load prediction as input carry out above-mentioned calculating.
The multigroup flow and traffic delay time data of S202, acquisition on traffic delay time mathematical modeling.
In embodiments of the present invention, determine above-mentioned traffic delay time mathematical modeling later, it is necessary to further to the stream
The model coefficient of amount time delay mathematical modeling is recognized, to obtain the concrete numerical value of each model coefficient.Firstly the need of receipts
Collect modeling data, i.e., above-mentioned multigroup flow and traffic delay time data.Specifically, can be carried out by field experiment mode
It Data Collection, can also be extracted from historical data, simulation model can also be established, Data Collection is carried out by experimental simulation.Under
Face is illustrated exemplified by carrying out Data Collection by experimental simulation.It should be noted that following proposal is equally applicable to scene
Experiment method.
Alternatively, obtaining can wrap on the multigroup flow and traffic delay time data of traffic delay time mathematical modeling
Include:
It is based respectively on identical main line rate of discharge and different main line rates of discharge carries out many experiments simulation, obtains
Main line is exported to the flow of any one section between any one branch line entrance, the flow of any one branch line and current main line
Main line is exported to the traffic delay time between each cell entry under rate of discharge.
Alternatively, it is based respectively on identical main line rate of discharge and different main line rates of discharge carries out many experiments mould
Plan can include S301-S305:
S301, holding main line rate of discharge are definite value, change main line outlet temperature so that the temperature wave of main line outlet temperature
Shape forms signature waveform.
In embodiments of the present invention, main line rate of discharge is pre-set, and keeps the main line rate of discharge constant, and is adjusted
The setting value of function device outlet temperature, to cause the temperature waveform of main line outlet temperature that there is certain signature waveform, for example, ripple
Peak, trough, spike etc..
S302, record main line are exported to the flow F of arbitrary jth section between arbitrary i-th of branch line entrancej, and arbitrarily
I-th branch line flow FRi, and the temperature change at each cell entry is detected until there is signature waveform.
In embodiments of the present invention, times that main line is exported between any one branch line entrance can in real time or be periodically recorded
The flow of one section of meaning, i.e. flow Fj, and record the flow of any one branch line, i.e. flow FRi, until detecting cell (or heating power
Stand) there is the signature waveform that acquisition is adjusted in above-mentioned steps in the temperature change of porch.
The temperature change at each cell entry that S303, basis detect the time of signature waveform occurs and main line goes out
The time that signature waveform is formed at mouthful calculates main line under current main line rate of discharge and is exported to the stream between each cell entry
Measure time delay.
In embodiments of the present invention, the time for detecting signature waveform is subtracted send time of this feature waveform can be with
Calculate based in the case of current main line rate of discharge, main line is exported to the flow between each cell (or thermal substation) entrance
Time delay.
S304, the collection current main line rate of discharge, flow Fj, flow FRiAnd the traffic delay time, judge whether
Default n simulation is completed, if it is judged that being no, then return to step S301, if it is judged that being yes, then enters step
Rapid S305, wherein, n is positive integer.
In embodiments of the present invention, some main line rate of discharge can be based on and carries out multiple simulated experiment, and carried out more
Secondary data acquisition, therefore can pre-set based on the basis of a certain main line rate of discharge, gather flow Fj, flow FRiAnd
The number of traffic delay time, frequency n as escribed above, the frequency n can according to different required precision self-definings, n's
Number is more, then the model data gathered is more, then when carrying out model coefficient calculating (identification), result of calculation is more accurate.
S305, judge whether to have completed default m simulation, if it is judged that being no, then adjust main line rate of discharge,
And return to step 301, if it is judged that being yes, then terminate, wherein, m is positive integer.
In embodiments of the present invention, during simulated experiment is carried out, it is also based on different main line rates of discharge and enters
Row data acquisition, further to enrich model data, so as to increase the computational accuracy of model coefficient.The different main line outlet stream
The setting number of amount can also be according to different required precision self-definings, and set how many different main line outlet streams
Amount, then needing above-mentioned steps circulation several times, number m as escribed above, m number is more, then the model data gathered is more,
Then when carrying out model coefficient calculating (identification), result of calculation is more accurate.
S203, traffic delay time mathematical modulo recognized according to preset algorithm and multigroup flow and traffic delay time data
Model coefficient to be identified in type.
In embodiments of the present invention, based in above-mentioned steps to main line rate of discharge, flow Fj, flow FRiAnd flow prolongs
The collection of the model datas such as slow time, can be using these model datas as parameter, according to one or more preset algorithms to flow
Model coefficient to be identified in time delay mathematical modeling is recognized, to obtain the concrete numerical value of each model coefficient.
Alternatively, preset algorithm includes:Least-squares algorithm and/or ridge regression algorithm.
In embodiments of the present invention, because least-squares algorithm and ridge regression algorithm have been ripe algorithms, herein not
It is described in detail again.
S204, by each model coefficient picked out substitute into respectively in traffic delay time mathematical modeling obtain main line outlet
To the traffic delay time of any one cell entry.
In embodiments of the present invention, after the concrete numerical value that each model coefficient is picked out by above-mentioned preset algorithm, just
Each model coefficient can be substituted into traffic delay time mathematical modeling, so far, can be calculated when known to each section of flow dry
Line is exported to the traffic delay time between each cell (or thermal substation) entrance.
S102, according to the traffic delay time at each cell entry supply energy source needed for each branch line is alignd.
In embodiments of the present invention, the flow in energy supply at each cell entry is obtained by above-described embodiment scheme
, can be to supply energy source needed for each branch line align based on the traffic delay time after time delay.
Alternatively, supply energy source needed for each branch line is alignd according to the traffic delay time at each cell entry
S401-S402 can be included:
S401, the load that required offer in the traffic delay time corresponding with each cell entry is provided respectively.
In embodiments of the present invention, if for example, the traffic delay time of the 3rd cell is 60 minutes, the stream of second community
Measure time delay be 45 minutes, the traffic delay time of first community be 30 minutes, i.e., energy supply from house steward exit simultaneously
, it is necessary to reach within 60 minutes the 3rd cell, need to reach within 45 minutes second community, need 30 minutes after starting energy supply to each cell
Reach first community.At this point it is possible to intercept the energy of required supply in corresponding with the 3rd cell 60 minutes, intercept and second is small
The energy of required supply in 45 minutes corresponding to area, intercept the energy of required supply in 30 minutes corresponding with first community.
S402, each load summation corresponding to cell entry by interception, are exported as house steward in energy supply
Locate to need the total load provided in following preset time.
In embodiments of the present invention, by interception it is corresponding with the 3rd cell 60 minutes in required supply energy, with
The energy of required supply in 45 minutes corresponding to two cells, the energy summation of required supply in 30 minutes corresponding with first community
Can determine that current house steward exit needs the total load provided.
In embodiments of the present invention, the following preset duration refers to, following one day or following one month etc., specifically, can
With according to different application scenarios and demand self-defining.
Alternatively, this method can also include:
Alignment cycle T is pre-set, each cycle T of aliging carries out the load alignment of an embodiment of the present invention, and is
Convenience of calculation so that the traffic delay time corresponding to each cell (is based on above-mentioned implementation for the integral multiple of the alignment cycle T
Example, alternatively, T=15 minutes), the traffic delay time for not being the integral multiple to homoperiodic, it can be taken using approximation
Whole method obtains, if for example, the traffic delay time of certain cell is 42 minutes, can be set approximately to 45 minutes.Should
Embodiment scheme causes for each cell, can be to supplying when energy supply is carried out within the corresponding traffic delay time
Answer corresponding supply flow constantly to be corrected, to reduce energy waste, further increase function optimization.
In order to reach purpose of the embodiment of the present invention, the embodiment of the present invention additionally provides the load alignment in a kind of energy supply
Device 1, it is necessary to explanation, any embodiment in above method embodiment are applied to device embodiment of the invention,
This is no longer going to repeat them.As shown in figure 3, the device includes:Acquisition module 11 and alignment module 12;
Acquisition module 11, for the load prediction according to each cell obtained in advance, obtain each small in energy supply
The traffic delay time of area porch;
Alignment module 12, for according to the traffic delay time at each cell entry to supplying energy needed for each branch line
Alignd.
Alternatively, the traffic delay time that acquisition module 11 is obtained in energy supply at each cell entry includes:In advance
The traffic delay time at each cell entry is obtained by traffic delay time mathematical modeling and preset algorithm.
Alternatively, acquisition module 11 obtains described each small beforehand through traffic delay time mathematical modeling and preset algorithm
The traffic delay time of area porch includes:
Establish traffic delay time mathematical modeling;
Obtain the multigroup flow and traffic delay time data on traffic delay time mathematical modeling;
According in preset algorithm and multigroup flow and traffic delay time data identification traffic delay time mathematical modeling
Model coefficient to be identified;
The each model coefficient picked out is substituted into traffic delay time mathematical modeling respectively to obtain main line and be exported to and appointed
The traffic delay time of one cell entry of meaning.
Alternatively, traffic delay time mathematical modeling includes:
Wherein, τiThe traffic delay time of i-th of branch line entrance, F are exported to for main linejI-th of branch line is exported to for main line
The flow of jth section, F between entranceRiFor the flow of i-th branch line, a0~ai+1For model coefficient to be identified, i, j are just whole
Number, j≤i;
Preset algorithm includes:Least-squares algorithm and/or ridge regression algorithm.
Alternatively, alignment module 12 according to the traffic delay time at each cell entry to supplying energy needed for each branch line
Amount, which carries out alignment, to be included:
The load of required offer in the traffic delay time corresponding with each cell entry is provided respectively;
Load corresponding to each cell entry of interception is summed, as house steward exit future in energy supply
The total load provided is provided in preset duration.
Compared with prior art, the embodiment of the present invention includes:According to the load prediction of each cell obtained in advance, obtain
The traffic delay time in energy supply at each cell entry;According to the traffic delay time at each cell entry to each
Supply energy source is alignd needed for branch line.By the embodiment scheme, energy supply total load is predicted exactly, is follow-up
Important foundation has been established with energy-balancing and efficiency optimization..
Although the embodiment disclosed by the embodiment of the present invention is as above, described content be only readily appreciate the present invention and
The embodiment of use, is not limited to the embodiment of the present invention.Technical staff in any art of the embodiment of the present invention,
On the premise of the spirit and scope disclosed by the embodiment of the present invention are not departed from, it can be appointed in the form and details of implementation
What modification and change, but the scope of patent protection of the embodiment of the present invention, the model that must be still defined with appended claims
Enclose and be defined.
Claims (10)
1. the load alignment schemes in a kind of energy supply, it is characterised in that methods described includes:
According to the load prediction of each cell obtained in advance, when obtaining in energy supply the traffic delay at each cell entry
Between;
Supplying energy needed for each branch line is alignd according to the traffic delay time at each cell entry.
2. the load alignment schemes in energy supply according to claim 1, it is characterised in that the acquisition energy supply
In traffic delay time at each cell entry include:Obtained beforehand through traffic delay time mathematical modeling and preset algorithm
The traffic delay time at each cell entry.
3. the load alignment schemes in energy supply according to claim 2, it is characterised in that described beforehand through flow
The traffic delay time that time delay mathematical modeling and preset algorithm are obtained at each cell entry includes:
Establish the traffic delay time mathematical modeling;
Obtain the multigroup flow and traffic delay time data on the traffic delay time mathematical modeling;
The traffic delay time mathematical modulo is recognized according to preset algorithm and multigroup flow and traffic delay time data
Model coefficient to be identified in type;
The each model coefficient picked out is substituted into the traffic delay time mathematical modeling respectively to obtain main line and be exported to and appointed
The traffic delay time of one cell entry of meaning.
4. the load alignment schemes in the energy supply according to Claims 2 or 3, it is characterised in that the traffic delay
Time mathematical modeling includes:
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<mn>0</mn>
</msub>
</mrow>
Wherein, τiThe traffic delay time of i-th of branch line entrance, F are exported to for the main linejIt is exported to i-th for the main line
The flow of jth section, F between branch line entranceRiFor the flow of i-th branch line, a0~ai+1For model coefficient to be identified, i, j are just
Integer, j≤i;
The preset algorithm includes:Least-squares algorithm and/or ridge regression algorithm.
5. the load alignment schemes in energy supply according to claim 1, it is characterised in that described according to described each
The traffic delay time at cell entry carries out alignment to supplying energy needed for each branch line to be included:
The load of required offer in the traffic delay time corresponding with each cell entry is provided respectively;
It is following default as house steward exit in energy supply by load summation corresponding to each cell entry of interception
The total load provided is provided in duration.
6. the load alignment means in a kind of energy supply, it is characterised in that described device includes:Acquisition module, alignment module
And computing module;
The acquisition module, for the load prediction according to each cell obtained in advance, obtain each cell in energy supply
The traffic delay time of porch;
The alignment module, for according to the traffic delay time at each cell entry to supplying energy needed for each branch line
Amount is alignd.
7. the load alignment means in energy supply according to claim 6, it is characterised in that the acquisition module obtains
The traffic delay time in energy supply at each cell entry includes:Beforehand through traffic delay time mathematical modeling and preset
Algorithm obtains the traffic delay time at each cell entry.
8. the load alignment means in energy supply according to claim 7, it is characterised in that the acquisition module is advance
The traffic delay time obtained by traffic delay time mathematical modeling and preset algorithm at each cell entry includes:
Establish the traffic delay time mathematical modeling;
Obtain the multigroup flow and traffic delay time data on the traffic delay time mathematical modeling;
The traffic delay time mathematical modulo is recognized according to preset algorithm and multigroup flow and traffic delay time data
Model coefficient to be identified in type;
The each model coefficient picked out is substituted into the traffic delay time mathematical modeling respectively to obtain main line and be exported to and appointed
The traffic delay time of one cell entry of meaning.
9. the load alignment means in the energy supply according to claim 7 or 8, it is characterised in that the traffic delay
Time mathematical modeling includes:
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Wherein, τiThe traffic delay time of i-th of branch line entrance, F are exported to for the main linejIt is exported to i-th for the main line
The flow of jth section, F between branch line entranceRiFor the flow of i-th branch line, a0~ai+1For model coefficient to be identified, i, j are just
Integer, j≤i;
The preset algorithm includes:Least-squares algorithm and/or ridge regression algorithm.
10. the load alignment means in energy supply according to claim 1, it is characterised in that the alignment module root
Carrying out alignment to supplying energy needed for each branch line according to the traffic delay time at each cell entry includes:
The load of required offer in the traffic delay time corresponding with each cell entry is provided respectively;
It is following default as house steward exit in energy supply by load summation corresponding to each cell entry of interception
The total load provided is provided in duration.
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CN201710919386.XA CN107766973A (en) | 2017-09-30 | 2017-09-30 | Load alignment schemes and device in a kind of energy supply |
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