CN108377005B - ACE interval-based active real-time cooperative control method for multiple types of power supplies - Google Patents

ACE interval-based active real-time cooperative control method for multiple types of power supplies Download PDF

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CN108377005B
CN108377005B CN201810294133.2A CN201810294133A CN108377005B CN 108377005 B CN108377005 B CN 108377005B CN 201810294133 A CN201810294133 A CN 201810294133A CN 108377005 B CN108377005 B CN 108377005B
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power supply
priority
total
time
real
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CN108377005A (en
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王昊昊
徐泰山
燕争上
段慧
朱燕芳
汪马翔
张秀丽
陈堂龙
扈卫卫
张昊天
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State Grid Shanxi Electric Power Co Ltd
NARI Group Corp
Nari Technology Co Ltd
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State Grid Shanxi Electric Power Co Ltd
NARI Group Corp
Nari Technology Co Ltd
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    • 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
    • H02J3/382—
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/56—Power conversion systems, e.g. maximum power point trackers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/76—Power conversion electric or electronic aspects

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

The invention discloses a multi-type power supply active real-time cooperative control method based on an ACE interval, the method divides the multi-type power supply into a priority consumption power supply and a non-priority consumption power supply, combines the negative standby and real-time regulation capability of the non-priority power supply participating in real-time regulation according to the ACE index, the total regulation power and the interval thereof, adopts a 'negative emergency area priority voltage drop non-priority power supply instruction', the strategy of preferentially increasing the priority power supply instruction in other control areas uniformly calculates the real-time control instruction of the priority power supply and the non-priority power supply, the method maximizes the real-time total instructions of the preferential absorption power supply of wind power, photovoltaic and the like while realizing the multi-energy combined real-time frequency modulation and peak shaving, promotes the maximized absorption of new energy sources of wind power, light and the like, meanwhile, the real-time control system can be simplified through multi-source unified and automatic cooperative control, and the working pressure of dispatching operation personnel is greatly reduced.

Description

ACE interval-based active real-time cooperative control method for multiple types of power supplies
Technical Field
The invention relates to an active real-time cooperative control method for multiple types of power supplies based on an ACE interval, and belongs to the technical field of power system automation.
Background
According to the patent of the 'wind-fire unified modeling and ACE control participation method' (patent number: ZL 201110440155.3), a wind power plant control object is modeled similarly according to the characteristics of a conventional thermal power generating unit, the wind power plant and the thermal power generating unit are divided into different control groups according to different power generation types, different sequencing strategies can be designed between the groups and in the groups, and the wind power plant and the conventional unit participate in adjustment together. The patent 'wind-solar-energy-storage combined power generation system active power coordination control method' (patent number: ZL201210167984.3) takes a wind power plant, a photovoltaic power station and an energy storage power station in a combined power generation system regulation and control range as control objects, a control model is established, the regulation requirements of a wind-out and light-power generation system and the regulation requirements of an energy storage system are calculated in real time and distributed to each station according to the operation state of each station, and the regulation power and the control target of each wind power plant, photovoltaic power station and energy storage power station are calculated. The above documents do not provide a classification control strategy for a control interval in which the adjustment amount of the ACE index of the power grid is located, a conventional power supply rotation standby condition and a new energy adjustment capability.
Disclosure of Invention
In order to solve the technical problem, the invention provides a multi-type power supply active real-time cooperative control method based on an ACE interval.
In order to achieve the purpose, the invention adopts the technical scheme that:
the active real-time cooperative control method of the multi-type power supply based on the ACE interval comprises the following steps,
step 1, defining a renewable power source participating in real-time adjustment of a power grid as a priority power source, and defining a non-renewable power source as a non-priority power source;
calculating ACE and Total regulated Power PallDetermining a control area where the ACE is located;
step 2, if the ACE is in a negative emergency area, order
Figure GDA0002729886460000021
Turning to the step 3; wherein,
Figure GDA0002729886460000022
the adjustment power required to adjust the ACE to the negative secondary emergency zone;
Figure GDA0002729886460000023
when the power supply is in a negative emergency zone, the non-priority power supply considers the total power which can be adjusted downwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time;
if the ACE is in the negative emergency area, the negative normal area and the dead area, order
Figure GDA0002729886460000024
Turning to the step 4; wherein alpha is1Is a given coefficient;
Figure GDA0002729886460000025
when the non-priority power supply is in a negative secondary emergency area, a negative normal area and a dead area, the non-priority power supply considers the total power which can be adjusted downwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time;
if ACE is in a positive emergency area, order
Figure GDA0002729886460000026
Turning to step 5; wherein,
Figure GDA0002729886460000027
to adjust the ACE to the adjusted power required for the primary emergency zone,
Figure GDA0002729886460000028
power is increasable for the priority power source;
estimating the priority power supply increasable if the ACE is in a normal emergency zone or a normal zone
Figure GDA0002729886460000029
Turning to step 6;
step 3, if
Figure GDA00027298864600000210
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure GDA00027298864600000211
Calculating a priority power supply total instruction, and ending the method;
if it is
Figure GDA00027298864600000212
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure GDA00027298864600000213
Calculating a priority power supply total instruction, and ending the method;
step 4, if
Figure GDA00027298864600000214
The total real-time command of the non-priority power supply is reduced by alpha compared with the upper wheel1|PallIf the priority power supply is allowed to increase power, calculating a total command of the priority power supply, and ending the method;
if it is
Figure GDA00027298864600000215
And is
Figure GDA00027298864600000216
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure GDA00027298864600000217
The priority power supply keeps the current instruction, the total instruction of the priority power supply is calculated, and the method is ended;
if it is
Figure GDA00027298864600000218
And is
Figure GDA00027298864600000219
The non-priority power supply keeps the wheel-on instruction, the priority power supply reduces the power, the priority power supply total instruction is calculated, and the method is ended;
step 5, if
Figure GDA0002729886460000031
Calculating the output force value and the total command of the priority power supply output, wherein the total command of the non-priority power supply is increased compared with the upper wheel
Figure GDA0002729886460000032
Finishing the method; wherein,
Figure GDA0002729886460000033
the increased force value of the power supply with priority at the current moment;
if it is
Figure GDA0002729886460000034
The priority power supply keeps the current command, the priority power supply total command is calculated, and the non-priority power supply total command is increased compared with the upper wheel
Figure GDA0002729886460000035
Finishing the method; wherein,
Figure GDA0002729886460000036
when the non-priority power supply is in a positive emergency zone, the non-priority power supply considers the total power which can be adjusted upwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time;
step 6, if
Figure GDA0002729886460000037
Calculating a priority power supply total instruction, keeping a non-priority power supply on-wheel total instruction, and ending the method;
if it is
Figure GDA0002729886460000038
The priority power supply total command is calculated, and the non-priority power supply total command is increased compared with the upper wheel
Figure GDA0002729886460000039
And finishing the method:
if it is
Figure GDA00027298864600000310
The priority power supply keeps the upper wheel command, and the total non-priority power supply command is increased compared with the upper wheel command
Figure GDA00027298864600000311
Finishing the method; wherein
Figure GDA00027298864600000312
When the power supply is in the emergency area and the normal area, the non-priority power supply can adjust the total power upwards in the appointed time under the restraint of real-time climbing rate and upper and lower output limits.
In step 3
Figure GDA00027298864600000313
In step 4
Figure GDA00027298864600000314
And is
Figure GDA00027298864600000315
In step 5 and
Figure GDA00027298864600000316
in the time, the formulas for calculating the total command of the priority power supply are both the formulas (1) and (2), and in step 6
Figure GDA00027298864600000317
When the command is received, the power supply is prioritized to maintain the wheel-on command according to the formulas (1) and (2);
Figure GDA00027298864600000318
Figure GDA00027298864600000319
if the calculation is the initial calculation, calculating the priority power supply total command according to the formula (2), otherwise, calculating according to the formula (1), wherein PtotIn order to prioritize the power supply for this round of total real-time command values,
Figure GDA00027298864600000320
in order to prioritize the real-time command value of the power supply on-wheel,
Figure GDA00027298864600000321
to give priority to the current total output of the power supply, S1To set the step size.
In the step 3, the step of the method is that,
Figure GDA0002729886460000041
in the time, the formula for calculating the total command of the priority power supply is as follows,
Figure GDA0002729886460000042
Figure GDA0002729886460000043
wherein,
Figure GDA0002729886460000044
to prioritize the total power draw of the power supply, k1Is a proportionality coefficient, Sl-Maximum step size, P, allowed for a single descent forcetotIn order to prioritize the power supply for this round of total real-time command values,
Figure GDA0002729886460000045
is the current total output of the priority power supply.
In the step 4, the process of the method,
Figure GDA0002729886460000046
then, calculating the priority power supply total command formula,
Figure GDA0002729886460000047
Figure GDA0002729886460000048
Figure GDA0002729886460000049
wherein, Pt,nSpace can be increased for the preferential power output,
Figure GDA00027298864600000410
for the negative backup of the non-priority power supply,
Figure GDA00027298864600000411
negative standby threshold, k, for non-priority power supplies2Is a proportionality coefficient, Sl+The maximum step size allowed by a single increment of force,
Figure GDA00027298864600000412
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
In the step 4, the process of the method,
Figure GDA00027298864600000413
and is
Figure GDA00027298864600000414
Then, calculating the priority power supply total command formula,
Figure GDA00027298864600000415
Figure GDA00027298864600000416
wherein,
Figure GDA00027298864600000417
to prioritize the total power draw of the power supply, k3Is a proportionality coefficient, Sl-Maximum step size, P, allowed for a single descent forcetotLocal-wheel general real-time finger for priority power supplyThe order of the values is that,
Figure GDA00027298864600000418
is the current total output of the priority power supply.
In the step 5, the process is carried out,
Figure GDA00027298864600000419
in the time, the formula of the increased force value and the total command of the priority power output is calculated,
Figure GDA00027298864600000420
Figure GDA00027298864600000421
wherein k is4Is a proportionality coefficient, Sl+The maximum step size allowed by a single increment of force,
Figure GDA00027298864600000422
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
In the step 6, the process of the present invention,
Figure GDA0002729886460000051
then, calculating the priority power supply total command formula,
Figure GDA0002729886460000052
Figure GDA0002729886460000053
wherein,
Figure GDA0002729886460000054
for the negative backup of the non-priority power supply,
Figure GDA0002729886460000055
negative standby threshold, k, for non-priority power supplies5Is a proportionality coefficient, Sl+The maximum step size allowed by a single increment of force,
Figure GDA0002729886460000056
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
In the step 6, the process of the present invention,
Figure GDA0002729886460000057
then, calculating the priority power supply total command formula,
Figure GDA0002729886460000058
Figure GDA0002729886460000059
wherein S isl+The maximum step size allowed by a single increment of force,
Figure GDA00027298864600000510
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
The invention achieves the following beneficial effects: the invention divides a plurality of types of power supplies into a priority consumption power supply and a non-priority consumption power supply, and calculates real-time control instructions of the priority power supply and the non-priority power supply in a unified way by combining the negative standby and real-time regulation capabilities of the non-priority power supply participating in real-time regulation and the interval where the non-priority power supply is located according to the ACE index, the total regulation power and the interval where the non-priority power supply participates in real-time regulation, and adopts the strategy of 'priority voltage drop non-priority power supply instruction in a negative emergency area and priority power supply instruction increase in other control areas', so that the real-time total instruction of the priority consumption power supplies of wind power, photovoltaic power and the like is maximized, the maximum consumption of new energy sources of wind power, light and the like is promoted, meanwhile, the real-time control system can be simplified by multi-source unified.
Detailed Description
The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The active real-time cooperative control method of the multiple types of power supplies based on the ACE interval comprises the following steps:
step 1, defining a renewable power source participating in real-time adjustment of a power grid as a priority power source, and defining a non-renewable power source as a non-priority power source;
calculating ACE and total regulated power P on a periodic basisallDetermining a control area where the ACE is located, wherein the control area comprises a negative emergency area, a negative normal area, a dead area, a positive emergency area and a positive normal area (the control area is classified and disclosed in an automatic power generation control strategy under the CPS standard of the interconnected network), and calculating a negative standby of a non-priority power supply
Figure GDA0002729886460000061
Step 2, if the ACE is in a negative emergency area, calculating the total power of the non-priority power supply which can be adjusted downwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time
Figure GDA0002729886460000062
And regulated power required to regulate ACE to negative secondary emergency zone
Figure GDA0002729886460000063
Order to
Figure GDA0002729886460000064
Turning to the step 3;
if the ACE is in a negative secondary emergency area, a negative normal area and a dead area, calculating the total power of a non-priority power supply which can be adjusted downwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time
Figure GDA0002729886460000065
Order to
Figure GDA0002729886460000066
α1Is a given coefficient, 0 < alpha1Turning to the step 4 when the temperature is less than or equal to 1;
estimating the priority power may be incremented if the ACE is in a positive emergency zone
Figure GDA0002729886460000067
Calculating the total power of the non-priority power supply which can be adjusted upwards under the constraints of considering real-time climbing rate and upper and lower output limits in specified time
Figure GDA0002729886460000068
And regulated power required to regulate ACE to a primary emergency zone
Figure GDA0002729886460000069
Order to
Figure GDA00027298864600000610
Turning to step 5;
estimating the priority power supply increasable if the ACE is in a normal emergency zone or a normal zone
Figure GDA00027298864600000611
Go to step 6.
Step 3, if
Figure GDA00027298864600000612
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure GDA00027298864600000613
Calculating a priority power supply total instruction according to the formulas (1) and (2), and ending the method;
Figure GDA00027298864600000614
Figure GDA0002729886460000071
if the calculation is the initial calculation, calculating the priority power supply total command according to the formula (2), otherwise, calculating according to the formula (1), wherein PtotIn order to prioritize the power supply for this round of total real-time command values,
Figure GDA0002729886460000072
in order to prioritize the real-time command value of the power supply on-wheel,
Figure GDA0002729886460000073
to give priority to the current total output of the power supply, S1To set the step size, typically [200MW, 500MW ] is taken]；
If it is
Figure GDA0002729886460000074
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure GDA0002729886460000075
And calculating a priority power supply total instruction according to the formulas (3) and (4) to finish the method;
Figure GDA0002729886460000076
Figure GDA0002729886460000077
wherein,
Figure GDA0002729886460000078
to prioritize the total power draw of the power supply, k1For the scale factor, generally [0.8, 0.9 ]]，Sl-The maximum step length allowed by single drop force is generally [300MW, 500MW ]]。
Step 4, if
Figure GDA0002729886460000079
The total real-time command of the non-priority power supply is reduced by alpha compared with the upper wheel1|PallAnd allow for excellenceFirstly, increasing power by the power supply, calculating a priority power supply total instruction according to the formulas (5) to (7), and ending the method;
Figure GDA00027298864600000710
Figure GDA00027298864600000711
Figure GDA00027298864600000718
wherein, Pt,nSpace can be increased for the preferential power output,
Figure GDA00027298864600000712
negative standby threshold, k, for non-priority power supplies2For the scale factor, generally [0.85, 1 ]]，Sl+For the maximum step length allowed by single increasing force, the [300MW, 500MW ] is generally taken]；
If it is
Figure GDA00027298864600000713
And is
Figure GDA00027298864600000714
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure GDA00027298864600000715
The priority power supply keeps the current instruction, the total instruction of the priority power supply is calculated according to the formulas (1) and (2), and the method is ended;
if it is
Figure GDA00027298864600000716
And is
Figure GDA00027298864600000717
The non-priority power supply keeps the wheel-up instruction, the priority power supply reduces the power, and the priority power supply total is calculated according to the formulas (8) and (4)Instructing to end the method;
Figure GDA0002729886460000081
wherein k is3For the scale factor, generally [0.75, 0.9 ]]。
Step 5, if
Figure GDA0002729886460000082
Calculating the increased force value and the total command of the priority power output according to the formulas (9) and (7), wherein the total command of the non-priority power is increased compared with the upper wheel
Figure GDA0002729886460000083
Finishing the method; wherein,
Figure GDA0002729886460000084
the increased force value of the power supply with priority at the current moment;
Figure GDA0002729886460000085
wherein k is4For the scale factor, generally [0.85, 1 ]]；
If it is
Figure GDA0002729886460000086
The priority power supply keeps the current command, the priority power supply total command is calculated according to the formulas (1) and (2), and the non-priority power supply total command is increased compared with the upper wheel
Figure GDA0002729886460000087
The method is ended.
Step 6, if
Figure GDA0002729886460000088
Calculating a priority power supply total instruction according to the formulas (10) and (7), keeping a wheel-on total instruction by a non-priority power supply, and ending the method;
Figure GDA0002729886460000089
wherein k is5For the scale factor, generally [0.8, 0.98 ]]；
If it is
Figure GDA00027298864600000810
Then, the priority power supply total command is calculated according to the equations (11) and (7), and the non-priority power supply total command is increased compared with the upper wheel
Figure GDA00027298864600000811
Finishing the method;
Figure GDA00027298864600000812
if it is
Figure GDA00027298864600000813
The priority power supply keeps the upper wheel command according to the formulas (1) and (2), and the total non-priority power supply command is increased compared with the upper wheel command
Figure GDA00027298864600000814
Finishing the method; wherein
Figure GDA00027298864600000815
When the power supply is in the emergency area and the normal area, the non-priority power supply can adjust the total power upwards in the appointed time under the restraint of real-time climbing rate and upper and lower output limits.
The method divides a plurality of types of power supplies into a priority consumption power supply and a non-priority consumption power supply, and calculates real-time control instructions of the priority power supply and the non-priority power supply in a unified manner by combining the negative standby and real-time regulation capabilities of the non-priority power supply participating in real-time regulation and the interval where the non-priority power supply is located according to the ACE index, the total regulation power and the interval where the non-priority power supply participates in real-time regulation, and adopts the strategy of 'priority voltage drop non-priority power supply instruction in a negative emergency area and priority power supply instruction increase in other control areas', so that the real-time total instruction of the priority consumption power supplies such as wind power, photovoltaic power and the like is maximized, the maximum consumption of new energy sources such as wind power, light and the like is promoted, meanwhile, the real-time control system can be simplified by multi-.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The active real-time cooperative control method of the multiple types of power supplies based on the ACE interval is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
step 1, defining a renewable power source participating in real-time adjustment of a power grid as a priority power source, and defining a non-renewable power source as a non-priority power source;
calculating ACE and Total regulated Power PallDetermining a control area where the ACE is located;
step 2, if the ACE is in a negative emergency area, order
Figure FDA0002729886450000011
Turning to the step 3; wherein,
Figure FDA0002729886450000012
the adjustment power required to adjust the ACE to the negative secondary emergency zone;
Figure FDA0002729886450000013
when the power supply is in a negative emergency zone, the non-priority power supply considers the total power which can be adjusted downwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time;
if the ACE is in the negative emergency area, the negative normal area and the dead area, order
Figure FDA0002729886450000014
Turning to the step 4; wherein alpha is1Is a given coefficient;
Figure FDA0002729886450000015
when the non-priority power supply is in a negative secondary emergency area, a negative normal area and a dead area, the non-priority power supply considers the total power which can be adjusted downwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time;
if ACE is in a positive emergency area, order
Figure FDA0002729886450000016
Turning to step 5; wherein,
Figure FDA0002729886450000017
to adjust the ACE to the adjusted power required for the primary emergency zone,
Figure FDA0002729886450000018
power is increasable for the priority power source;
estimating the priority power supply increasable if the ACE is in a normal emergency zone or a normal zone
Figure FDA0002729886450000019
Turning to step 6;
step 3, if
Figure FDA00027298864500000110
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure FDA00027298864500000111
Calculating a priority power supply total instruction, and ending the method;
if it is
Figure FDA00027298864500000112
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure FDA00027298864500000113
Calculating a priority power supply total instruction, and ending the method;
step 4, if
Figure FDA0002729886450000021
The total real-time command of the non-priority power supply is reduced by alpha compared with the upper wheel1|PallIf the priority power supply is allowed to increase power, calculating a total command of the priority power supply, and ending the method;
if it is
Figure FDA0002729886450000022
And is
Figure FDA0002729886450000023
The total real-time command of the non-priority power supply is reduced compared with the upper wheel
Figure FDA0002729886450000024
The priority power supply keeps the current instruction, the total instruction of the priority power supply is calculated, and the method is ended;
if it is
Figure FDA0002729886450000025
And is
Figure FDA0002729886450000026
The non-priority power supply keeps the wheel-on instruction, the priority power supply reduces the power, the priority power supply total instruction is calculated, and the method is ended;
step 5, if
Figure FDA0002729886450000027
Calculating the output force value and the total command of the priority power supply output, wherein the total command of the non-priority power supply is increased compared with the upper wheel
Figure FDA0002729886450000028
Finishing the method; wherein,
Figure FDA0002729886450000029
the increased force value of the power supply with priority at the current moment;
if it is
Figure FDA00027298864500000210
The priority power supply keeps the current command, the priority power supply total command is calculated, and the non-priority power supply total command is increased compared with the upper wheel
Figure FDA00027298864500000211
Finishing the method; wherein,
Figure FDA00027298864500000212
when the non-priority power supply is in a positive emergency zone, the non-priority power supply considers the total power which can be adjusted upwards under the constraints of real-time climbing rate and upper and lower output limits in a specified time;
step 6, if
Figure FDA00027298864500000213
Calculating a priority power supply total instruction, keeping a non-priority power supply on-wheel total instruction, and ending the method;
if it is
Figure FDA00027298864500000214
The priority power supply total command is calculated, and the non-priority power supply total command is increased compared with the upper wheel
Figure FDA00027298864500000215
And finishing the method:
if it is
Figure FDA00027298864500000216
The priority power supply keeps the upper wheel command, and the total non-priority power supply command is increased compared with the upper wheel command
Figure FDA00027298864500000217
Finishing the method; wherein
Figure FDA00027298864500000218
When the power supply is in the emergency zone and normal zone, the non-priority power supply considers the real-time climbing rate and the real-time climbing rate in the designated timeThe total power that can be adjusted upwards under the constraint of the upper and lower limits of force.
2. The ACE interval-based multi-type power supply active real-time cooperative control method according to claim 1, wherein: in step 3
Figure FDA00027298864500000219
In step 4
Figure FDA00027298864500000220
And is
Figure FDA00027298864500000221
In step 5 and
Figure FDA0002729886450000031
in the time, the formulas for calculating the total command of the priority power supply are both the formulas (1) and (2), and in step 6
Figure FDA0002729886450000032
When the command is received, the power supply is prioritized to maintain the wheel-on command according to the formulas (1) and (2);
Figure FDA0002729886450000033
Figure FDA0002729886450000034
if the calculation is the initial calculation, calculating the priority power supply total command according to the formula (2), otherwise, calculating according to the formula (1), wherein PtotIn order to prioritize the power supply for this round of total real-time command values,
Figure FDA0002729886450000035
in order to prioritize the real-time command value of the power supply on-wheel,
Figure FDA0002729886450000036
to give priority to the current total output of the power supply, S1To set the step size.
3. The ACE interval-based multi-type power supply active real-time cooperative control method according to claim 1, wherein: in the step 3, the step of the method is that,
Figure FDA0002729886450000037
in the time, the formula for calculating the total command of the priority power supply is as follows,
Figure FDA0002729886450000038
Figure FDA0002729886450000039
wherein,
Figure FDA00027298864500000310
to prioritize the total power draw of the power supply, k1Is a proportionality coefficient, Sl-Maximum step size, P, allowed for a single descent forcetotIn order to prioritize the power supply for this round of total real-time command values,
Figure FDA00027298864500000311
is the current total output of the priority power supply.
4. The ACE interval-based multi-type power supply active real-time cooperative control method according to claim 1, wherein: in the step 4, the process of the method,
Figure FDA00027298864500000312
then, calculating the priority power supply total command formula,
Figure FDA00027298864500000313
Figure FDA00027298864500000314
Figure FDA00027298864500000315
wherein, Pt,nSpace can be increased for the preferential power output,
Figure FDA00027298864500000316
for the negative backup of the non-priority power supply,
Figure FDA00027298864500000317
negative standby threshold, k, for non-priority power supplies2Is a proportionality coefficient, Sl+The maximum step size allowed by a single increment of force,
Figure FDA00027298864500000318
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
5. The ACE interval-based multi-type power supply active real-time cooperative control method according to claim 1, wherein: in the step 4, the process of the method,
Figure FDA0002729886450000041
and is
Figure FDA0002729886450000042
Then, calculating the priority power supply total command formula,
Figure FDA0002729886450000043
Figure FDA0002729886450000044
wherein,
Figure FDA0002729886450000045
to prioritize the total power draw of the power supply, k3Is a proportionality coefficient, Sl-Maximum step size, P, allowed for a single descent forcetotIn order to prioritize the power supply for this round of total real-time command values,
Figure FDA0002729886450000046
is the current total output of the priority power supply.
6. The ACE interval-based multi-type power supply active real-time cooperative control method according to claim 1, wherein: in the step 5, the process is carried out,
Figure FDA0002729886450000047
in the time, the formula of the increased force value and the total command of the priority power output is calculated,
Figure FDA0002729886450000048
Figure FDA0002729886450000049
wherein k is4Is a proportionality coefficient, Sl+The maximum step size allowed by a single increment of force,
Figure FDA00027298864500000410
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
7. The ACE interval based multi-type power supply successful implementation of claim 1The time cooperative control method is characterized in that: in the step 6, the process of the present invention,
Figure FDA00027298864500000411
then, calculating the priority power supply total command formula,
Figure FDA00027298864500000412
Figure FDA00027298864500000413
wherein,
Figure FDA00027298864500000414
for the negative backup of the non-priority power supply,
Figure FDA00027298864500000415
negative standby threshold, k, for non-priority power supplies5Is a proportionality coefficient, Sl+The maximum step size allowed by a single increment of force,
Figure FDA00027298864500000416
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
8. The ACE interval-based multi-type power supply active real-time cooperative control method according to claim 1, wherein: in the step 6, the process of the present invention,
Figure FDA0002729886450000051
then, calculating the priority power supply total command formula,
Figure FDA0002729886450000052
Figure FDA0002729886450000053
wherein S isl+The maximum step size allowed by a single increment of force,
Figure FDA0002729886450000054
to give priority to the current total output of the power supply, PtotThe total real-time instruction value of the power supply is prioritized.
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