CN107196349A - A kind of new energy real power control method of Electricity Market electricity power transaction - Google Patents
A kind of new energy real power control method of Electricity Market electricity power transaction Download PDFInfo
- Publication number
- CN107196349A CN107196349A CN201710307495.6A CN201710307495A CN107196349A CN 107196349 A CN107196349 A CN 107196349A CN 201710307495 A CN201710307495 A CN 201710307495A CN 107196349 A CN107196349 A CN 107196349A
- Authority
- CN
- China
- Prior art keywords
- new energy
- electricity
- mrow
- station
- msub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005611 electricity Effects 0.000 title claims abstract description 128
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000000203 mixture Substances 0.000 claims abstract description 23
- 238000009987 spinning Methods 0.000 claims abstract description 15
- 230000001105 regulatory effect Effects 0.000 claims description 32
- 230000033228 biological regulation Effects 0.000 claims description 23
- 238000009826 distribution Methods 0.000 claims description 16
- 230000004044 response Effects 0.000 claims description 13
- 230000005619 thermoelectricity Effects 0.000 claims description 13
- 238000012937 correction Methods 0.000 claims description 12
- 238000012546 transfer Methods 0.000 claims description 12
- 230000003827 upregulation Effects 0.000 claims description 12
- 238000004364 calculation method Methods 0.000 claims description 9
- 238000010248 power generation Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 claims description 4
- 230000001186 cumulative effect Effects 0.000 claims description 4
- 238000000205 computational method Methods 0.000 claims description 3
- 230000004069 differentiation Effects 0.000 claims description 3
- 210000004209 hair Anatomy 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000005284 excitation Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000011217 control strategy Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
- H02J3/48—Controlling the sharing of the in-phase component
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/008—Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights
-
- H02J3/382—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The new energy real power control method merchandised is weighed the invention discloses a kind of Electricity Market electricity, comprising：New energy controls to descend spinning reserve in real time as general objective to track fired power generating unit, calculates generation of electricity by new energy index；Control group model is set up according to Generation Rights Trade composition, the corresponding composition electricity priority of each control group electrical generation priority level is consistent；Each new energy station carries out initialisation packet according to limit priority Generation Right composition；Generation of electricity by new energy index is distributed according between each control group priority group；Consider profile constraints situations at different levels and actual power ability, implement accurate control to new energy station in each control group；Auto-changeover control group realizes the grading control of Generation Right after the completion of the transaction composition electricity that each new energy station of real-time statistics is currently participated in, the composition electricity index, until completing all Generation Right electricity.This method participates in Generation Rights Trade to excitation generation of electricity by new energy enterprise, and lifting new energy level tool of dissolving is of great significance.
Description
Technical field
The present invention relates to power system Automatic Generation Control technical field, more particularly to a kind of Electricity Market electricity
Weigh the new energy real power control method of transaction.
Background technology
In recent years, that has benefited from that national policy develops to regenerative resource vigorously supports and the information such as electric power, electronics, communication
The breakthrough of technology, the exploitation of China's new energy have obtained fast development, existing increasing Large Scale Wind Farm Integration, photovoltaic station
Power network is accessed Deng new energy station.New energy concentrates grid-connected peak regulation/frequency modulation, tie--line control, system to power network on a large scale
All many-sides such as transient stability bring influence：The geographical position of new energy station is typically in the main grid structure end away from load center
End, access point grid structure is relatively weak, and concentrate grid-connected can increase the heavily loaded and out-of-limit risk that new energy sends out section on a large scale；
New energy power swing is often with power load fluctuation tendency on the contrary, for the safe and stable operation of guarantee power network, dispatcher exists
The forward direction and negative sense spinning reserve of abundance are often left and taken in operation control, the huge waste of frequency modulation resource is caused；Meanwhile, on a large scale
New energy power supply has the features such as energy foot, change are fast, spatial and temporal distributions are uncertain strong, and its generating shows power instantaneous mutation
Feature, cause the further deterioration of system response.Therefore, how the active power output actively to new energy station is controlled
System, realizes that the maximum of new energy is dissolved, and meets integrated dispatch demand of the power network to generation of electricity by new energy, is dispatching of power netwoks and control
The a great problem faced.
Document one《Adapt to the interconnected network active power dispatch and control program of large-scale wind power access》(Automation of Electric Systems
The 17th phase page 40 of volume 34 in 2010) propose the centralized Control of wind-powered electricity generation of being dissolved in the range of the regional power grid beyond provincial power network
Pattern, and the pattern is set forth in terms of balance mode, control main body, resource allocation.But the realization of the program exists
It is faced with of both information technology and operational management and restricts at this stage.
Document two《Consider the large-scale cluster wind-powered electricity generation real power control strategy of nested profile constraints》(Automation of Electric Systems
The 13rd 17-18 pages of the phase of volume 39 in 2015) propose to consider that multinest section is coordinated with forced-triggered strategy in control section tide
Section nargin is maximally utilized on the basis of stream.This method only considers the controlling party of new energy from transmission cross-section receiving aspect
Method, peak-frequency regulation of the wind-powered electricity generation in power network and the matching problem with conventional energy resource are not considered.
Chinese patent (application number：201210167984.3)《The active control method for coordinating of wind-solar-storage joint electricity generation system》Drape over one's shoulders
A kind of wind-solar-storage joint control method for coordinating is revealed, so as to realize that new energy combined generating system participates in peak load regulation network, frequency modulation, meter
Draw a variety of dispatching requirements such as tracking and smoothing fluctuations.The cogeneration pattern needs the certain battery energy storage system of system configuration,
New energy combined generating system is constructed as to the generator unit of a schedulable, the application under extensive new-energy grid-connected pattern
Popularization is subject to certain restrictions.
At present, domestic and foreign scholars access the Hydro-Thermal Systems that followed conventional lines after power network control program more around intermittent energy sources such as wind-powered electricity generations
The pattern and logic of unit, the centralized dispatching for extensive new energy are managed, and not yet form the solution of system.To solve
New energy power generation grid-connection predicament, and the peak modulation capacity of conventional power plant is effectively integrated, basic method is in existing power market transaction
Market mode is explored in the allowed band of policy, excitation generation of electricity by new energy enterprise participates in Generation Rights Trade, and lifting new energy is dissolved
Level.
The content of the invention
In view of the drawbacks described above of prior art, the technical problems to be solved by the invention are to provide a kind of electricity market ring
The new energy real power control method of Generation Rights Trade under border, explores towards extensive new energy and accesses every problem that power network is brought
Adaptability solution, by introducing the Generation Rights Trade pattern under Power Market, solve generation of electricity by new energy dissolve with
The problems such as peak load regulation network scarce capacity.
To achieve the above object, there is power control the invention provides a kind of new energy of Electricity Market electricity power transaction
Method processed, it is characterised in that comprise the following steps：
(1) a main control area is set up in new energy AGC system, when new energy main control area is modeled, key fortune is included
Row information is：Measurement/state of sections at different levels, normal power supplies AGC spinning reserve, normal power supplies AGC district control deviation；
(2) control group, station control object model, each new energy station control object are set up in new energy AGC system
Monthly Generation Rights Trade composition and each component target transaction electricity are obtained, and initialization point is carried out according to Generation Rights Trade composition
Group, each control group has the priority consistent with Generation Right；
(3) new energy AGC system descends spinning reserve as general objective in real time to track fired power generating unit, calculates generation of electricity by new energy and refers to
Mark, realizes the cooperation with normal power supplies AGC；
(4) between the electrical generation priority level carry out group that step (3) is calculated to obtained each control group of generation of electricity by new energy characteristic evidences
Distribution：When generating index for just be new energy station need carry out increasing exert oneself regulation when, preferentially by generating Distribution Indexes to generate electricity
Weigh the high control group of priority；When generating index is negative, i.e., when new energy station needs to carry out wind farm control, preferentially subtract garnishment
The low control group of electricity power priority；
(5) state of rationing the power supply, profile constraints situation and tracking response situation of each new energy station are monitored in real time, and it is adjusted
Ability and generating space are differentiated；
(6) distribution of new energy station generating index, the basic of distribution of generating index in obtained group is calculated by step (4)
Actual motion demand formulates allocation rule, and profile constraints at different levels and actual power ability in step (5) are considered in the assignment procedure
Situation, realize the in good time transfer of generating index；
(7) the basic electric power of grid-connected power generation system is counted according to the implementing result of step (6), and in the period of rationing the power supply to each
The super generating electric power of new energy station carries out cumulative calculation and obtains super generating electricity, and the super generating electricity that each electricity transaction group is produced is denoted as
Generation Rights Trade electricity；
(8) step (7) is calculated to obtained Generation Rights Trade electricity to be contrasted with monthly Generation Rights Trade index, when complete
During into current transaction composition electricity, then the new energy station is switched into low two priority classes group automatically, and according to step (7)
This group of tie element electricity is accumulated, until each new energy station completes all Generation Rights Trade compositions.
A kind of new energy real power control method of above-mentioned Electricity Market electricity power transaction, it is characterised in that institute
Stating step (3) is specially：
When under thermoelectricity it is standby it is not enough, less than preset threshold lower limit when, then need to carry out control of rationing the power supply to new energy；Work as fire
Under electricity it is standby it is sufficient, higher than the preset threshold upper limit when, new energy only modulated step-length of exerting oneself is constrained with capacity limit value；When thermoelectricity is standby
During between threshold upper and lower limit, then the additional issue space of new energy is calculated according to real-time standby message；Generation of electricity by new energy index
Calculation formula is as follows：
In formula, Δ Preg,tFor the additional issue space of t generation of electricity by new energy；DRVtIt is standby for the lower rotation of t fired power generating unit
With；DRVlowerTo reserve the lower limit of spinning reserve under thermoelectricity；DRVupperTo reserve the higher limit of spinning reserve under thermoelectricity；
Pcap is new energy total installation of generating capacity；η is increment coefficient of exerting oneself.
A kind of new energy real power control method of above-mentioned Electricity Market electricity power transaction, it is characterised in that institute
State the control that to new energy ration the power supply and then judge that grid-connected power generation system is limited electrician's condition, it is necessary to meet following either condition：
A. generation of electricity by new energy index Δ Preg,tNumerical value is negative；
B. generation of electricity by new energy index Δ Preg,tNumerical value is just, and AGC is limited station quantity and is higher than preset number.
A kind of new energy real power control method of above-mentioned Electricity Market electricity power transaction, it is characterised in that：Institute
State by monitoring new energy station profile constraints situation in step (5), new energy station regulating power and generating space are carried out
Differentiate, devise control of dissolving, prevention and control and correction three links of control：
A. under normal circumstances, i.e., when section tidal current reserves secure threshold less than cross-section limitation, conveyed and limited according to section tidal current
Volume, which is deducted after stability margin, has work value to calculate section receiving space：
ΔPsec,t=Plmt·(1-δmarg)-Psec,t 2)
In formula：ΔPsec,tFor section t maximum receiving ability；PlmtFor section stability limitation；δmargBreak to be reserved
Face stability margin, is a percentage；Psec,tFor section t actual trend；
B. under section severe duty, i.e., when section tidal current has tied up section stability margin, new energy AGC lockings are all to dislike
Change the control instruction of section configuration, recovering beneficial instruction to section configuration still normally issues, prevent because AGC regulations cause
New energy is sent out section configuration and further deteriorated；
C. under the out-of-limit operating mode of section, i.e., when section tidal current exceedes section stability limitation, station is removed and enabled belonging under section
Outside above-mentioned constraint logic, in addition it is also necessary to carry out correction regulation for out-of-limit operating mode, correction target is that section is reserved after stability margin
Operating condition, correction regulated quantity computational methods are with formula 2), section is limited electric power and transfer is balanced inside region.
A kind of new energy real power control method of above-mentioned Electricity Market electricity power transaction, it is characterised in that：Institute
State of rationing the power supply, profile constraints situation and tracking response situation that step (5) monitors each new energy station in real time are stated, to each new energy
Station regulating power and generating space differentiated, including：Differentiate whether each new energy station currently possesses up-regulation ability, in hair
In the assigning process of electric index, the generating index that wouldn't possess up-regulation ability station is transferred into other in good time regulating power
Station, the wherein differentiation of new energy station regulating power respond method of identification using fixed cycle instruction trace, meet following any bar
Part then judges that the station is instructed in response control：
A. at the end of current instruction cycle, actually exert oneself more than target instruction target word and the difference in tracking dead band；
B. in continuous two instruction cycles recently, total regulated quantity consistent with regulation direction is not less than target delta
50%；
C. nearest continuous three instruction cycles, each instruction cycle, the interior regulated quantity consistent with regulation direction was not less than target
The 30% of increment；
When upper regulation field of direction station is not tracked, judge that the station wouldn't possess up-regulation ability.
A kind of new energy real power control method of above-mentioned Electricity Market electricity power transaction, it is characterised in that institute
State and the generating index that wouldn't possess up-regulation ability station is transferred to other has a station of regulating power, the execution of transition strategy should
Follow following principle：
A. opportunity is shifted：When total regulated quantity is sufficiently large, each station is added with maximum step-length does not consider transfer when exerting oneself；Only
When generating index is limited, it is necessary to when carrying out many station distribution, just consider to enable transition strategy；
B. scope is shifted：When system defines multiple groups, generating index is only shifted inside group, do not make across
Group transfer processing；
C. nargin is retained：The setting sites produced to generating index retain nargin, i.e., a less fixation is issued to it
Regulated quantity, the tracking response situation for testing station during generating index is produced, on judging whether station recovers in time
Tune ability, reclaims the generating index shifted.
A kind of new energy real power control method of above-mentioned Electricity Market electricity power transaction, it is characterised in that institute
The calculation formula for stating super generating electricity in step (7) is：
In formula, BAStFor the basic electric power of new energy of t；Pi,tFor station i t active power；CiFor station i
Installed capacity；GtradeTo there is the set of the station of Generation Rights Trade；SUPi,tFor station i t super generating electric power.
The beneficial effects of the invention are as follows：
The present invention combines the Generation Rights Trade pattern under Power Market, for concentrating the grid-connected new energy brought on a large scale
Source is dissolved and proposed the problems such as power peak regulation the new energy scheduling controlling solution of complete set.It considers new energy
The classification of cooperation mode, Generation Rights Trade electricity with normal power supplies carries into execution a plan and for profile constraints and generating index
The Precise control strategy maximally utilized, for new energy dissolve and Power Market under transaction control provide technology branch
Support.
The technique effect of the design of the present invention, concrete structure and generation is described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Brief description of the drawings
Fig. 1 is Generation Rights Trade grading control flow chart of the present invention.
Fig. 2 is that new energy station of the present invention is rationed the power supply condition adjudgement schematic diagram.
Embodiment
As shown in figure 1, a kind of new energy real power control method of Electricity Market electricity power transaction, its feature exists
In comprising the following steps：
(1) a main control area is set up in new energy AGC system, when new energy main control area is modeled, key fortune is included
Row information is：Measurement/state of sections at different levels, normal power supplies AGC spinning reserve, normal power supplies AGC district control deviation；
(2) control group, station control object model, each new energy station control object are set up in new energy AGC system
Monthly Generation Rights Trade composition and target transaction electricity are obtained, and initialisation packet, each control are carried out according to Generation Rights Trade composition
Processed group has the priority consistent with Generation Right；
(3) new energy AGC system descends spinning reserve as general objective in real time to track fired power generating unit, calculates generation of electricity by new energy and refers to
Mark, realizes the cooperation with normal power supplies AGC；
(4) between the electrical generation priority level carry out group that step (3) is calculated to obtained each control group of generation of electricity by new energy characteristic evidences
Distribution：When generating index for just be new energy station need carry out increasing exert oneself regulation when, preferentially by generating Distribution Indexes to generate electricity
Weigh the high control group of priority；When generating index is negative, i.e., when new energy station needs to carry out wind farm control, preferentially subtract garnishment
The low control group of electricity power priority；
(5) state of rationing the power supply, profile constraints situation and tracking response situation of each new energy station are monitored in real time, and it is adjusted
Ability and generating space are differentiated；
(6) distribution of new energy station generating index, the basic of distribution of generating index in obtained group is calculated by step (4)
Actual motion demand formulates allocation rule, and profile constraints at different levels and actual power ability in step (5) are considered in the assignment procedure
Situation, realize the in good time transfer of generating index；
(7) the basic electric power of grid-connected power generation system is counted according to the implementing result of step (6), and in the period of rationing the power supply to each
The super generating electric power of new energy station carries out cumulative calculation and obtains super generating electricity, and the super generating electricity that each electricity transaction group is produced is denoted as
Generation Rights Trade electricity；
(8) step (7) is calculated to obtained Generation Rights Trade electricity to be contrasted with monthly Generation Rights Trade index, when complete
During into current transaction composition electricity, then the new energy station is switched into low two priority classes group automatically, and according to step (7)
This group of tie element electricity is accumulated, until each new energy station completes all Generation Rights Trade compositions.
In the present embodiment, the step (3) is specially：
When under thermoelectricity it is standby it is not enough, less than preset threshold lower limit when, then need to carry out control of rationing the power supply to new energy；Work as fire
Under electricity it is standby it is sufficient, higher than the preset threshold upper limit when, new energy only modulated step-length of exerting oneself is constrained with capacity limit value；When thermoelectricity is standby
During between threshold upper and lower limit, then the additional issue space of new energy is calculated according to real-time standby message；Generation of electricity by new energy index
Calculation formula is as follows：
In formula, Δ Preg,tFor the additional issue space of t generation of electricity by new energy；DRVtIt is standby for the lower rotation of t fired power generating unit
With；DRVlowerTo reserve the lower limit of spinning reserve under thermoelectricity；DRVupperTo reserve the higher limit of spinning reserve under thermoelectricity；
Pcap is new energy total installation of generating capacity；η is increment coefficient of exerting oneself.
By formula 1) calculate obtained generation of electricity by new energy index Δ Preg,tPositive and negative attribute come distinguish whether ration the power supply be exist patrol
Collect defect, i.e. as Δ Preg,tIt is possible to for timing new energy still in the state of rationing the power supply, only represents that its depth of rationing the power supply has contracted
Subtract.For the accurate operating mode of rationing the power supply for judging new energy, in addition it is also necessary to consider the state of actually rationing the power supply of new energy station.
In the present embodiment, the control that to new energy ration the power supply is, it is necessary to which meeting following either condition then judges new energy
Electricity generation system is limited electrician's condition：
A. generation of electricity by new energy index Δ Preg,tNumerical value is negative；
B. generation of electricity by new energy index Δ Preg,tNumerical value is just, and AGC is limited station quantity and is higher than preset number.
In the present embodiment：By monitoring new energy station profile constraints situation in the step (5), new energy station is adjusted
Energy-conservation power and generating space are differentiated, devise control of dissolving, prevention and control and correction three links of control：
A. under normal circumstances, i.e., when section tidal current reserves secure threshold less than cross-section limitation, conveyed and limited according to section tidal current
Volume, which is deducted after stability margin, has work value to calculate section receiving space：
ΔPsec,t=Plmt·(1-δmarg)-Psec,t 2)
In formula：ΔPsec,tFor section t maximum receiving ability；PlmtFor section stability limitation；δmargBreak to be reserved
Face stability margin, is a percentage；Psec,tFor section t actual trend；
B. under section severe duty, i.e., when section tidal current has tied up section stability margin, new energy AGC lockings are all to dislike
Change the control instruction of section configuration, recovering beneficial instruction to section configuration still normally issues, prevent because AGC regulations cause
New energy is sent out section configuration and further deteriorated；
C. under the out-of-limit operating mode of section, i.e., when section tidal current exceedes section stability limitation, station is removed and enabled belonging under section
Outside above-mentioned constraint logic, in addition it is also necessary to carry out correction regulation for out-of-limit operating mode, correction target is that section is reserved after stability margin
Operating condition, correction regulated quantity computational methods are with formula 2), section is limited electric power and transfer is balanced inside region.
In the present embodiment：The step (5) monitor in real time the state of rationing the power supply of each new energy station, profile constraints situation and with
Track response condition, differentiates to each new energy station regulating power and generating space, including：Differentiate that each new energy station is current
Whether up-regulation ability is possessed, in the assigning process of generating index, the generating index that will wouldn't possess up-regulation ability station in good time
Being transferred to other has the station of regulating power.
Different from conventional extreme misery group of motors, the regulating power of new energy station has uncertainty.Main website side new energy
Real-time regulating power of standing reports value essentially from ultra-short term power prediction or station, by new energy ultra-short term power prediction precision and
Some human factors influence, and the new energy station regulating power confidence level that current main website side joint enters is relatively low.Generation of electricity by new energy index
When being distributed according to the result between new energy station, it is possible to cause some stations still to take part without up-regulation ability and generate electricity
Index, while the sufficient station of some resources is not fully used.To break away from the restriction of ultra-short term power prediction precision, its
The differentiation of middle new energy station regulating power responds method of identification using fixed cycle instruction trace, meets following either condition and then judges
The station is instructed in response control：
A. at the end of current instruction cycle, actually exert oneself more than target instruction target word and the difference in tracking dead band；
B. in continuous two instruction cycles recently, total regulated quantity consistent with regulation direction is not less than target delta
50%；
C. nearest continuous three instruction cycles, each instruction cycle, the interior regulated quantity consistent with regulation direction was not less than target
The 30% of increment；
When upper regulation field of direction station is not tracked, judge that the station wouldn't possess up-regulation ability.
It is described the generating index that possess up-regulation ability station is transferred to other to have regulating power in the present embodiment
Station, the execution of transition strategy should follow following principle：
A. opportunity is shifted：When total regulated quantity is sufficiently large, each station is added with maximum step-length does not consider transfer when exerting oneself；Only
When generating index is limited, it is necessary to when carrying out many station distribution, just consider to enable transition strategy；
B. scope is shifted：When system defines multiple groups, generating index is only shifted inside group, do not make across
Group transfer processing；
C. nargin is retained：The setting sites produced to generating index retain nargin, i.e., a less fixation is issued to it
Regulated quantity, the tracking response situation for testing station during generating index is produced, on judging whether station recovers in time
Tune ability, reclaims the generating index shifted.
New energy station Generation Rights Trade there may be multiple compositions, and with different execution priorities, such transaction
Composition cannot be distinguished by physics electricity, only as clearing foundation, therefore transaction electricity and nontransaction electricity and different hairs
The reasonable definition of electricity power electricity is most important.Based on this, the present invention proposes the concept of basic electric power and super generating electric power.Note is without friendship
Easily electric power BAS based on the average load rate of plan station, other new energy stations for having trading program are exerted oneself higher than the level
Force outlet part minute mark be super generating electric power.In the present embodiment, the calculation formula of super generating electricity is in the step (7)：
In formula, BAStFor the basic electric power of new energy of t；Pi,tFor station i t active power；CiFor station i
Installed capacity；GtradeTo there is the set of the station of Generation Rights Trade；SUPi,tFor station i t super generating electric power.When rationing the power supply
Section carries out cumulative calculation super generating electricity to super generating electric power, and super generating electricity is used as Generation Rights Trade electricity.
In summary, Generation Right of the invention classification transaction control method can be summarized as：First, according to Generation Rights Trade into
Graduation point control group, each control group corresponds to a kind of Generation Rights Trade composition, and with the electrical generation priority level consistent with its.For
The new energy station merchandised without electricity, individually divides a basic electricity group, is assigned minimum electrical generation priority level；During the beginning of the month
Carve, new energy AGC reads the Generation Rights Trade electricity index of each new energy station automatically, and according to limit priority Generation Right into
Divide and carry out initialisation packet；New energy AGC is ranked up according to the electrical generation priority of each control group level and called in real-time control,
When i.e. increasing is exerted oneself, preferentially by the generating Distribution Indexes control group high to Generation Right priority；Subtract when exerting oneself, preferentially subtract button Generation Right
The low control group of priority, to ensure the preferential completion of high Generation Rights Trade electricity；Controlled at it each new energy station of real-time statistics
Super generating electricity in processed group, i.e., corresponding Generation Right composition electricity, and the result and monthly Generation Rights Trade index are carried out pair
Than when completing current transaction composition electricity, then the new energy station being switched into low two priority classes group automatically, and accumulate
This group of tie element electricity, until each new energy station completes all Generation Rights Trade compositions, into basic electricity group.
Rationed the power supply condition adjudgement schematic diagram as shown in Fig. 2 this figure is the new energy station that refers to of the present invention.New energy station
Relation between the state of rationing the power supply can exert oneself according to control instruction and actually is judged.In general, control instruction is less than actual
Exert oneself as rationing the power supply, it is contemplated that fluctuation and tracking accuracy that new energy station is exerted oneself, one is superimposed actually to exert oneself as basic point
Individual bandwidth allowance is more reasonable as threshold of rationing the power supply.If new energy station generating capacity is sufficient, actually exerting oneself can be always to control
Instruction is drawn close；On the contrary, target is exerted oneself and is consistently higher than the threshold of rationing the power supply and then shows new energy station without ability of tracking, this, which is rationed the power supply, sentences
According to can effectively recognize the true state of rationing the power supply of new energy station.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (7)
1. a kind of new energy real power control method of Electricity Market electricity power transaction, it is characterised in that including following step
Suddenly：
(1) a main control area is set up in new energy AGC system, when new energy main control area is modeled, key operation letter is included
Cease and be：Measurement/state of sections at different levels, normal power supplies AGC spinning reserve, normal power supplies AGC district control deviation；
(2) control group, station control object model are set up in new energy AGC system, each new energy station control object is obtained
Monthly Generation Rights Trade composition and each component target transaction electricity, and initialisation packet is carried out according to Generation Rights Trade composition, respectively
Control group has the priority consistent with Generation Right；
(3) new energy AGC system descends spinning reserve as general objective in real time to track fired power generating unit, calculates generation of electricity by new energy index,
Realize the cooperation with normal power supplies AGC；
(4) the electrical generation priority level that step (3) is calculated into obtained each control group of generation of electricity by new energy characteristic evidences is distributed between being organized：
When generating index is just, i.e., new energy station need to carry out increasing exert oneself regulation when, it is preferentially that generating Distribution Indexes are excellent to Generation Right
The high control group of first level；When generating index is negative, i.e., when new energy station needs to carry out wind farm control, preferentially subtract button Generation Right
The low control group of priority；
(5) state of rationing the power supply, profile constraints situation and tracking response situation of each new energy station are monitored in real time, to its regulating power
And generating space is differentiated；
(6) distribution of new energy station generating index, the basic of distribution for calculating generating index in obtained group by step (4) is actual
Operation demand formulates allocation rule, and the feelings of profile constraints at different levels and actual power ability in step (5) are considered in the assignment procedure
Condition, realizes the in good time transfer of generating index；
(7) the basic electric power of grid-connected power generation system is counted according to the implementing result of step (6), and in the period of rationing the power supply to each new energy
The super generating electric power of source station carries out cumulative calculation and obtains super generating electricity, and the super generating electricity that each electricity transaction group is produced is denoted as generating electricity
Power transaction electricity；
(8) step (7) is calculated to obtained Generation Rights Trade electricity to be contrasted with monthly Generation Rights Trade index, when completion is worked as
During preceding transaction composition electricity, then the new energy station is switched into low two priority classes group automatically, and accumulate according to step (7)
This group of tie element electricity, until each new energy station completes all Generation Rights Trade compositions.
2. a kind of new energy real power control method of Electricity Market electricity power transaction as claimed in claim 1, it is special
Levy and be, the step (3) is specially：
When under thermoelectricity it is standby it is not enough, less than preset threshold lower limit when, then need to carry out control of rationing the power supply to new energy；When under thermoelectricity
It is standby it is sufficient, higher than the preset threshold upper limit when, new energy only modulated step-length of exerting oneself is constrained with capacity limit value；When the standby place of thermoelectricity
When between threshold upper and lower limit, then the additional issue space of new energy is calculated according to real-time standby message；Generation of electricity by new energy index is calculated
Formula is as follows：
<mrow>
<msub>
<mi>&Delta;P</mi>
<mrow>
<mi>r</mi>
<mi>e</mi>
<mi>g</mi>
<mo>,</mo>
<mi>t</mi>
</mrow>
</msub>
<mo>=</mo>
<mfenced open = "{" close = "">
<mtable>
<mtr>
<mtd>
<mrow>
<msub>
<mi>DRV</mi>
<mrow>
<mi>l</mi>
<mi>o</mi>
<mi>w</mi>
<mi>e</mi>
<mi>r</mi>
</mrow>
</msub>
<mo>-</mo>
<msub>
<mi>DRV</mi>
<mi>t</mi>
</msub>
<mo>,</mo>
</mrow>
</mtd>
<mtd>
<mrow>
<msub>
<mi>DRV</mi>
<mi>t</mi>
</msub>
<mo><</mo>
<msub>
<mi>DRV</mi>
<mrow>
<mi>u</mi>
<mi>p</mi>
<mi>p</mi>
<mi>e</mi>
<mi>r</mi>
</mrow>
</msub>
</mrow>
</mtd>
</mtr>
<mtr>
<mtd>
<mrow>
<mi>P</mi>
<mi>c</mi>
<mi>a</mi>
<mi>p</mi>
<mo>&CenterDot;</mo>
<mi>&eta;</mi>
<mo>,</mo>
</mrow>
</mtd>
<mtd>
<mrow>
<msub>
<mi>DRV</mi>
<mi>t</mi>
</msub>
<mo>&GreaterEqual;</mo>
<msub>
<mi>DRV</mi>
<mrow>
<mi>u</mi>
<mi>p</mi>
<mi>p</mi>
<mi>e</mi>
<mi>r</mi>
</mrow>
</msub>
</mrow>
</mtd>
</mtr>
</mtable>
</mfenced>
<mo>-</mo>
<mo>-</mo>
<mo>-</mo>
<mn>1</mn>
<mo>)</mo>
</mrow>
In formula, Δ Preg,tFor the additional issue space of t generation of electricity by new energy；DRVtFor the lower spinning reserve of t fired power generating unit；
DRVlowerTo reserve the lower limit of spinning reserve under thermoelectricity；DRVupperTo reserve the higher limit of spinning reserve under thermoelectricity；Pcap is
New energy total installation of generating capacity；η is increment coefficient of exerting oneself.
3. a kind of new energy real power control method of Electricity Market electricity power transaction as claimed in claim 2, it is special
Levy and be, the control that to new energy ration the power supply is, it is necessary to which meeting following either condition then judges that grid-connected power generation system is limited
Electrician's condition：
A. generation of electricity by new energy index Δ Preg,tNumerical value is negative；
B. generation of electricity by new energy index Δ Preg,tNumerical value is just, and AGC is limited station quantity and is higher than preset number.
4. a kind of new energy real power control method of Electricity Market electricity power transaction as claimed in claim 1, it is special
Levy and be：By monitoring new energy station profile constraints situation in the step (5), to new energy station regulating power and generating
Space is differentiated, devises control of dissolving, prevention and control and correction three links of control：
A. under normal circumstances, i.e., when section tidal current reserves secure threshold less than cross-section limitation, limit button is conveyed according to section tidal current
Except after stability margin have work value calculate section receive space：
ΔPsec,t=Plmt·(1-δmarg)-Psec,t 2)
In formula：ΔPsec,tFor section t maximum receiving ability；PlmtFor section stability limitation；δmargIt is steady for reserved section
Determine nargin, be a percentage；Psec,tFor section t actual trend；
B. under section severe duty, i.e., when section tidal current has tied up section stability margin, all deteriorate of new energy AGC lockings is broken
The control instruction of surface state, recovers beneficial instruction to section configuration and still normally issues, and prevents because AGC regulations cause new energy
Send out section configuration and further deteriorate in source；
C. under the out-of-limit operating mode of section, i.e., when section tidal current exceedes section stability limitation, station is removed and enables above-mentioned belonging under section
Outside constraint logic, in addition it is also necessary to carry out correction regulation for out-of-limit operating mode, correction target is that section reserves the operation after stability margin
Operating mode, correction regulated quantity computational methods are with formula 2), section is limited electric power and transfer is balanced inside region.
5. a kind of new energy real power control method of Electricity Market electricity power transaction as claimed in claim 1, it is special
Levy and be：The step (5) monitors the state of rationing the power supply, profile constraints situation and tracking response situation of each new energy station in real time,
Each new energy station regulating power and generating space are differentiated, including：On differentiating whether each new energy station currently possesses
Tune ability, in the assigning process of generating index, is transferred to other by the generating index that wouldn't possess up-regulation ability station in good time
There is the station of regulating power, the wherein differentiation of new energy station regulating power responds method of identification using fixed cycle instruction trace, full
It is enough lower either condition and then judges that the station is instructed in response control：
A. at the end of current instruction cycle, actually exert oneself more than target instruction target word and the difference in tracking dead band；
B. in continuous two instruction cycles recently, total regulated quantity consistent with regulation direction is not less than the 50% of target delta；
C. nearest continuous three instruction cycles, each instruction cycle, the interior regulated quantity consistent with regulation direction was not less than target delta
30%；
When upper regulation field of direction station is not tracked, judge that the station wouldn't possess up-regulation ability.
6. a kind of new energy real power control method of Electricity Market electricity power transaction as claimed in claim 5, it is special
Levy and be, it is described the generating index that possess up-regulation ability station is transferred to other to have a station of regulating power, shift plan
Execution slightly should follow following principle：
A. opportunity is shifted：When total regulated quantity is sufficiently large, each station is added with maximum step-length does not consider transfer when exerting oneself；Only work as hair
Electric index is limited, it is necessary to when carrying out many station distribution, just consider to enable transition strategy；
B. scope is shifted：When system defines multiple groups, generating index is only shifted inside group, is not made across group
Transfer processing；
C. nargin is retained：The setting sites produced to generating index retain nargin, i.e., a less secured adjusted is issued to it
Amount, the tracking response situation for testing station during generating index is produced, to judge whether station recovers to raise energy in time
Power, reclaims the generating index shifted.
7. a kind of new energy real power control method of Electricity Market electricity power transaction as claimed in claim 1, it is special
Levy and be, the calculation formula of super generating electricity is in the step (7)：
<mrow>
<msub>
<mi>BAS</mi>
<mi>t</mi>
</msub>
<mo>=</mo>
<munder>
<mo>&Sigma;</mo>
<mi>i</mi>
</munder>
<msub>
<mi>P</mi>
<mrow>
<mi>i</mi>
<mo>,</mo>
<mi>t</mi>
</mrow>
</msub>
<mo>/</mo>
<munder>
<mo>&Sigma;</mo>
<mi>i</mi>
</munder>
<msub>
<mi>C</mi>
<mi>i</mi>
</msub>
<mo>,</mo>
<mi>i</mi>
<mo>&NotElement;</mo>
<msub>
<mi>G</mi>
<mrow>
<mi>t</mi>
<mi>r</mi>
<mi>a</mi>
<mi>d</mi>
<mi>e</mi>
</mrow>
</msub>
<mo>-</mo>
<mo>-</mo>
<mo>-</mo>
<mn>3</mn>
<mo>)</mo>
</mrow>
<mrow>
<msub>
<mi>SUP</mi>
<mrow>
<mi>i</mi>
<mo>,</mo>
<mi>t</mi>
</mrow>
</msub>
<mo>=</mo>
<mfenced open = "{" close = "">
<mtable>
<mtr>
<mtd>
<mrow>
<mn>0</mn>
<mo>,</mo>
</mrow>
</mtd>
<mtd>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>i</mi>
<mo>,</mo>
<mi>t</mi>
</mrow>
</msub>
<mo>&le;</mo>
<msub>
<mi>BAS</mi>
<mi>t</mi>
</msub>
</mrow>
</mtd>
</mtr>
<mtr>
<mtd>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>i</mi>
<mo>,</mo>
<mi>t</mi>
</mrow>
</msub>
<mo>-</mo>
<msub>
<mi>C</mi>
<mi>i</mi>
</msub>
<mo>&CenterDot;</mo>
<msub>
<mi>BAS</mi>
<mi>t</mi>
</msub>
<mo>,</mo>
</mrow>
</mtd>
<mtd>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>i</mi>
<mo>,</mo>
<mi>t</mi>
</mrow>
</msub>
<mo>></mo>
<msub>
<mi>BAS</mi>
<mi>t</mi>
</msub>
</mrow>
</mtd>
</mtr>
</mtable>
</mfenced>
<mo>-</mo>
<mo>-</mo>
<mo>-</mo>
<mn>4</mn>
<mo>)</mo>
</mrow>
In formula, BAStFor the basic electric power of new energy of t；Pi,tFor station i t active power；CiFor station i dress
Machine capacity；GtradeTo there is the set of the station of Generation Rights Trade；SUPi,tFor station i t super generating electric power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307495.6A CN107196349A (en) | 2017-05-04 | 2017-05-04 | A kind of new energy real power control method of Electricity Market electricity power transaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307495.6A CN107196349A (en) | 2017-05-04 | 2017-05-04 | A kind of new energy real power control method of Electricity Market electricity power transaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107196349A true CN107196349A (en) | 2017-09-22 |
Family
ID=59872440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710307495.6A Pending CN107196349A (en) | 2017-05-04 | 2017-05-04 | A kind of new energy real power control method of Electricity Market electricity power transaction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107196349A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471145A (en) * | 2018-03-20 | 2018-08-31 | 国网吉林省电力有限公司 | Wind power station active power control method based on multi-exchange plan dummy load rate |
| CN109193816A (en) * | 2018-11-13 | 2019-01-11 | 国网黑龙江省电力有限公司 | Consider the real-time real power control method of new energy power station of malice application with super generating punishment |
| CN109447370A (en) * | 2018-11-13 | 2019-03-08 | 国电南瑞科技股份有限公司 | Centralized safety analytical method, apparatus and system towards more power plant's multicomponent electricity Decentralized transactions |
| CN110311425A (en) * | 2019-06-18 | 2019-10-08 | 国网山西省电力公司 | Consider that the wind fire of peak regulation ancillary service quotation is deep and adjusts electric power optimal control method |
| CN110635520A (en) * | 2019-09-27 | 2019-12-31 | 国网新疆电力有限公司 | New energy multilayer nested section power control method and system |
| CN110826938A (en) * | 2019-11-27 | 2020-02-21 | 国网辽宁省电力有限公司电力科学研究院 | Trading power distribution method and device based on multi-level section control |
| CN110932321A (en) * | 2019-12-11 | 2020-03-27 | 国网河南省电力公司洛阳供电公司 | Active control method for new energy station with energy storage function |
| CN110994667A (en) * | 2019-10-28 | 2020-04-10 | 广东电网有限责任公司电力调度控制中心 | AGC control method and system for wind and photoelectric participation section control |
| CN112491095A (en) * | 2020-11-20 | 2021-03-12 | 合肥阳光新能源科技有限公司 | New energy power station and power optimal distribution method thereof |
| CN112769166A (en) * | 2020-12-30 | 2021-05-07 | 国网河北省电力有限公司 | New energy station power generation control method based on power generation priority on master station side |
| CN113937812A (en) * | 2021-10-21 | 2022-01-14 | 国电南瑞南京控制系统有限公司 | New energy active emergency control method, readable storage medium and device |
| CN114069859A (en) * | 2021-11-12 | 2022-02-18 | 许继集团有限公司 | Coordinated power generation control system of new energy power station hybrid distributed machine group |
-
2017
- 2017-05-04 CN CN201710307495.6A patent/CN107196349A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 于昌海等: "适应发电权交易的可再生能源有功控制策略", 《电力系统自动化》 * |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471145A (en) * | 2018-03-20 | 2018-08-31 | 国网吉林省电力有限公司 | Wind power station active power control method based on multi-exchange plan dummy load rate |
| CN109447370B (en) * | 2018-11-13 | 2021-07-13 | 国电南瑞科技股份有限公司 | Centralized safety analysis method, device and system for multi-component electric quantity decentralized transaction of multi-power plant |
| CN109193816A (en) * | 2018-11-13 | 2019-01-11 | 国网黑龙江省电力有限公司 | Consider the real-time real power control method of new energy power station of malice application with super generating punishment |
| CN109447370A (en) * | 2018-11-13 | 2019-03-08 | 国电南瑞科技股份有限公司 | Centralized safety analytical method, apparatus and system towards more power plant's multicomponent electricity Decentralized transactions |
| CN109193816B (en) * | 2018-11-13 | 2021-12-17 | 国网黑龙江省电力有限公司 | New energy power station real-time active control method considering malicious application and excessive punishment |
| CN110311425B (en) * | 2019-06-18 | 2022-12-20 | 国网山西省电力公司 | Wind-fire deep-regulation power optimization control method considering peak regulation auxiliary service quotation |
| CN110311425A (en) * | 2019-06-18 | 2019-10-08 | 国网山西省电力公司 | Consider that the wind fire of peak regulation ancillary service quotation is deep and adjusts electric power optimal control method |
| CN110635520A (en) * | 2019-09-27 | 2019-12-31 | 国网新疆电力有限公司 | New energy multilayer nested section power control method and system |
| CN110994667A (en) * | 2019-10-28 | 2020-04-10 | 广东电网有限责任公司电力调度控制中心 | AGC control method and system for wind and photoelectric participation section control |
| CN110826938B (en) * | 2019-11-27 | 2022-05-24 | 国网辽宁省电力有限公司电力科学研究院 | Trading power distribution method and device based on multi-level section control |
| CN110826938A (en) * | 2019-11-27 | 2020-02-21 | 国网辽宁省电力有限公司电力科学研究院 | Trading power distribution method and device based on multi-level section control |
| CN110932321A (en) * | 2019-12-11 | 2020-03-27 | 国网河南省电力公司洛阳供电公司 | Active control method for new energy station with energy storage function |
| CN112491095A (en) * | 2020-11-20 | 2021-03-12 | 合肥阳光新能源科技有限公司 | New energy power station and power optimal distribution method thereof |
| CN112491095B (en) * | 2020-11-20 | 2023-01-10 | 阳光新能源开发股份有限公司 | New energy power station and power optimal distribution method thereof |
| CN112769166A (en) * | 2020-12-30 | 2021-05-07 | 国网河北省电力有限公司 | New energy station power generation control method based on power generation priority on master station side |
| CN112769166B (en) * | 2020-12-30 | 2023-04-07 | 国网河北省电力有限公司 | New energy station power generation control method based on power generation priority on master station side |
| CN113937812A (en) * | 2021-10-21 | 2022-01-14 | 国电南瑞南京控制系统有限公司 | New energy active emergency control method, readable storage medium and device |
| CN113937812B (en) * | 2021-10-21 | 2023-12-15 | 国电南瑞南京控制系统有限公司 | New energy active emergency control method, readable storage medium and equipment |
| CN114069859A (en) * | 2021-11-12 | 2022-02-18 | 许继集团有限公司 | Coordinated power generation control system of new energy power station hybrid distributed machine group |
| CN114069859B (en) * | 2021-11-12 | 2024-05-10 | 许继集团有限公司 | Coordinated power generation control system of new energy power station hybrid distributed cluster |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107196349A (en) | A kind of new energy real power control method of Electricity Market electricity power transaction | |
| CN101931241B (en) | Wind farm grid-connected coordination control method | |
| CN108092324B (en) | AGC control system and control method for wind power participating in peak shaving frequency modulation | |
| CN105046395B (en) | Method for compiling day-by-day rolling plan of power system containing multiple types of new energy | |
| CN103997039B (en) | Method for predicting rotating standby interval with wind power acceptance considered based on probability interval prediction | |
| CN103746408B (en) | Large-scale wind power AGC control method for coordinating | |
| CN106058917A (en) | Dynamic economic dispatching method for power system considering photovoltaic power generation | |
| CN113644670B (en) | Method and system for optimally configuring energy storage capacity | |
| CN103886388A (en) | Multi-cycle generation scheduling coordinated optimization and closed-loop control method | |
| CN104037805B (en) | A kind of photovoltaic plant taking into account power system security constraints can power generation margin distribution method | |
| CN106549380A (en) | Multi-modal microgrid energy coordinating and optimizing control method | |
| CN108039737A (en) | One introduces a collection net lotus coordinated operation simulation system | |
| CN107947244A (en) | The grid-connected power controls in advance method of new energy power station | |
| CN108090632A (en) | New-energy grid-connected electric system Multiple Time Scales dispatching method based on robust optimization | |
| CN104392284A (en) | Situational analysis based large, medium and small hydropower station short-period largest consumable electric quantity coordination optimization scheduling method | |
| CN109378856A (en) | Wind based on rolling optimization-storage hybrid power plant power swing stabilizes strategy and analogy method | |
| CN104348190A (en) | Active power adjusting method of wind power plant group collection system | |
| CN117175543A (en) | Load-adjustable power distribution network planning strategy optimization method and system | |
| CN110783927B (en) | Multi-time scale AC/DC power distribution network scheduling method and device | |
| CN108879657A (en) | Balance of electric power and ener optimization method based on wind-powered electricity generation volume metering | |
| CN106712103A (en) | Micro grid voltage stability control system and micro grid voltage stability control method | |
| CN104182808A (en) | New energy plant station power generation schedule making method based on equal-proportion power generation limitation | |
| CN110311425A (en) | Consider that the wind fire of peak regulation ancillary service quotation is deep and adjusts electric power optimal control method | |
| Wang et al. | Generation-expansion planning with linearized primary frequency response constraints | |
| CN116316865A (en) | Full-link coordination planning optimization method for high-proportion new energy regional power system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170922 |
|
| RJ01 | Rejection of invention patent application after publication |