CN114611847B - Method and device for generating provincial adjustable priority power generation scheduling plan - Google Patents
Method and device for generating provincial adjustable priority power generation scheduling plan Download PDFInfo
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Abstract
The invention discloses a method and a device for generating an intra-provincial adjustable priority power generation scheduling plan, which are used for determining monthly plan deviation rates and time-sharing plan deviation rates of various types of priority power generation through historical power electric quantity data corresponding to various types of priority power generation, providing an effective basis for the follow-up correction of monthly plan electric quantity and time-sharing plan electric quantity of non-adjustable priority power generation, and designing methods for acquiring monthly plan electric quantity of intra-provincial adjustable priority power generation and time-sharing plan electric quantity of intra-provincial adjustable priority power generation for intra-provincial adjustable priority power generation respectively based on a preset initial classification strategy and a preset secondary distribution strategy, so that an intra-provincial adjustable priority power generation scheduling plan is generated, the orderly operation of a power market is guaranteed, and meanwhile, the electric quantity scheduling accuracy of the intra-provincial adjustable priority power generation scheduling plan is improved. Compared with the prior art, the technical scheme of the invention can improve the accuracy of the electric quantity scheduling of the provincial adjustable priority power generation scheduling plan and simultaneously can ensure the effective operation space of the electric power market.
Description
Technical Field
The invention relates to the technical field of big data, in particular to a method and a device for generating an provincial adjustable priority power generation scheduling plan.
Background
At present, the generation plan of the unit is usually considered from the aspects of generation cost, low carbon emission and the like, but the difference characteristic between a market unit and a non-market unit in a spot market environment is not considered, so that the generation plan of the unit is difficult to adapt to the future development trend. On the other hand, the existing unit power generation planning method cannot consider the interaction between the plan and the market, and cannot provide gain guarantee for the effective operation of the spot market.
And most of the modes for decomposing the generating curves of the units stay in the economic dispatching and the safe dispatching in the traditional sense, and under the operation of double-track systems, the generating planning modes of different types of units have difference, so that mismatching of 'planned electricity' and 'market electricity' is easily caused, unbalanced cost is generated in the market operation process, and the market competition space is squeezed. Therefore, an intra-provincial adjustable priority power generation scheduling planning strategy under the dual-track planning and market system is needed to provide scheduling basis for intra-provincial adjustable priority power generation, improve the power scheduling accuracy of the intra-provincial adjustable priority power generation scheduling plan and guarantee the effective operation space of the power market.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the method and the device for generating the provincial adjustable priority power generation dispatching plan are provided, so that the accuracy of electric quantity dispatching of the provincial adjustable priority power generation dispatching plan is improved, and the guarantee is provided for the ordered operation of the electric power market.
In order to solve the technical problem, the invention provides a method for generating an intra-provincial adjustable priority power generation scheduling plan, which comprises the following steps:
according to the power generation characteristics, the priority power generation is divided into non-adjustable priority power generation and intra-provincial adjustable priority power generation;
respectively calculating historical monthly plan deviation rates of various priority power generation according to historical monthly plan electric quantity and historical monthly actual electric quantity corresponding to various priority power generation, and generating monthly plan deviation rate risk data sets corresponding to various priority power generation according to distribution characteristics of the historical monthly plan deviation rates;
acquiring a monthly average risk value of the monthly plan deviation rate risk data set according to a first preset confidence coefficient, and acquiring a monthly plan deviation rate based on the monthly average risk value, wherein the first preset confidence coefficient c is the value of the c th percentile in the monthly plan deviation rate risk data set;
meanwhile, according to historical time-sharing plan electric quantity and historical time-sharing actual electric quantity corresponding to various types of priority power generation, historical time-sharing plan deviation rates of various types of priority power generation are respectively calculated, and time-sharing plan deviation rate risk data sets corresponding to various types of priority power generation are generated according to distribution characteristics of the historical time-sharing plan deviation rates;
according to a second preset confidence coefficient, obtaining a time-sharing average risk value of the time-sharing plan deviation rate risk data set, and obtaining a time-sharing plan deviation rate based on the time-sharing average risk value, wherein the second preset confidence coefficient
Planning deviation Rate Risk data set for timesharing
The value of the percentile;
calculating a monthly plan electric quantity correction value of the non-adjustable priority power generation according to the monthly plan deviation rate, and carrying out monthly distribution on the annual total quantity of the intra-province adjustable priority power generation based on a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain monthly plan electric quantity of the intra-province adjustable priority power generation;
calculating a time-sharing plan electric quantity correction value of the non-adjustable priority power generation according to the time-sharing plan deviation rate, and performing time-sharing power generation output distribution on the monthly plan electric quantity of the provincial adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain a time-sharing plan electric quantity of the provincial adjustable priority power generation;
and generating an intra-provincial adjustable priority power generation scheduling plan by combining the monthly plan electric quantity of the intra-provincial adjustable priority power generation and the time-sharing plan electric quantity of the intra-provincial adjustable priority power generation.
In a possible implementation manner, the preset monthly initial allocation policy specifically includes:
acquiring monthly predicted electric quantity of a guaranteed user, and calculating a first difference between the monthly predicted electric quantity of the guaranteed user and the monthly planned electric quantity correction value of the non-adjustable priority power generation;
according to the first difference, monthly initial distribution is carried out on annual electric quantity of the provincial adjustable power generation with priority.
In a possible implementation manner, the monthly secondary allocation policy specifically includes:
acquiring each month residual power generation space, and calculating a first ratio of each month residual power generation space in the total month residual power generation space;
meanwhile, the residual annual electric quantity of the province-wide adjustable priority power generation after monthly initial distribution is calculated;
and according to the first proportion, carrying out monthly secondary distribution on the surplus annual electric quantity which can be adjusted and generated preferentially in the province.
In a possible implementation manner, the preset initial allocation strategy for time-sharing generated output specifically includes:
acquiring the time-sharing power generation output predicted electric quantity of the guaranteed user, and calculating a second difference between the time-sharing power generation output predicted electric quantity of the guaranteed user and the time-sharing plan electric quantity correction value of the non-adjustable priority power generation;
and according to the second difference, performing time-sharing power generation output initial distribution on the monthly planned electric quantity of the provincial interior adjustable priority power generation.
In a possible implementation manner, the strategy for secondarily distributing the time-sharing generated output is specifically as follows:
acquiring the residual generating space of each time period, and calculating a second ratio of the residual generating space of each time period to the residual generating space of the total time period;
meanwhile, calculating the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation after the time-sharing power generation output is initially distributed;
and according to the second proportion, performing secondary distribution of the time-sharing power generation output on the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation.
The embodiment of the invention also provides a device for generating the provincial adjustable priority power generation scheduling plan, which comprises the following components: the system comprises a priority power generation classification module, a plan deviation rate acquisition module, a monthly plan electric quantity acquisition module, a time-sharing plan electric quantity acquisition module and an intra-provincial adjustable priority power generation scheduling plan generation module;
the priority power generation classification module is used for classifying priority power generation into non-adjustable priority power generation and intra-provincial adjustable priority power generation according to power generation characteristics;
the system comprises a planning deviation rate acquisition module, a planning deviation rate calculation module and a planning deviation rate calculation module, wherein the planning deviation rate acquisition module is used for respectively calculating historical monthly planning deviation rates of various types of priority power generation according to historical monthly planning electric quantity and historical monthly actual electric quantity corresponding to various types of priority power generation and generating monthly planning deviation rate risk data sets corresponding to various types of priority power generation according to distribution characteristics of the historical monthly planning deviation rates; acquiring a monthly average risk value of the monthly plan deviation rate risk data set according to a first preset confidence coefficient, and acquiring a monthly plan deviation rate based on the monthly average risk value, wherein the first preset confidence coefficient c is the value of the c th percentile in the monthly plan deviation rate risk data set;
the plan deviation rate acquisition module is further used for respectively calculating historical time-sharing plan deviation rates of various priority power generations according to historical time-sharing plan electric quantity and historical time-sharing actual electric quantity corresponding to the various priority power generations, and generating time-sharing plan deviation rate risk data sets corresponding to the various priority power generations according to distribution characteristics of the historical time-sharing plan deviation rates; according to the second preset confidenceObtaining the time-sharing average risk value of the time-sharing plan deviation rate risk data set, and obtaining the time-sharing plan deviation rate based on the time-sharing average risk value, wherein the second preset confidence coefficient
For timesharing plan deviation Rate Risk data set
The value of the percentile;
the monthly plan electric quantity obtaining module is used for calculating a monthly plan electric quantity correction value of the non-adjustable priority power generation according to the monthly plan deviation ratio, and carrying out monthly distribution on the annual total quantity of the intra-province adjustable priority power generation based on a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain the monthly plan electric quantity of the intra-province adjustable priority power generation;
the time-sharing plan electric quantity obtaining module is used for calculating a time-sharing plan electric quantity correction value of the non-adjustable priority power generation according to the time-sharing plan deviation ratio, and performing time-sharing power generation output distribution on monthly plan electric quantity of the intra-province adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain intra-province adjustable priority power generation time-sharing plan electric quantity;
and the provincial adjustable priority power generation scheduling plan generating module is used for generating the provincial adjustable priority power generation scheduling plan by combining the monthly scheduling electric quantity of the provincial adjustable priority power generation and the time-sharing scheduling electric quantity of the provincial adjustable priority power generation.
In a possible implementation manner, the preset monthly initial allocation strategy in the monthly plan electric quantity module specifically includes:
acquiring monthly predicted electric quantity of a guaranteed user, and calculating a first difference between the monthly predicted electric quantity of the guaranteed user and a monthly plan electric quantity correction value of the unadjustable priority power generation;
according to the first difference, monthly initial distribution is carried out on the annual electric quantity of the provincial adjustable power generation with priority.
In a possible implementation manner, the monthly secondary allocation strategy in the monthly plan electric quantity module specifically includes:
acquiring each month residual power generation space, and calculating a first ratio of each month residual power generation space in the total month residual power generation space;
meanwhile, the residual annual electric quantity of the province-wide adjustable priority power generation after monthly initial distribution is calculated;
and according to the first proportion, carrying out monthly secondary distribution on the surplus annual electric quantity which can be adjusted and generated preferentially in the province.
In a possible implementation manner, the preset time-sharing power generation output initial allocation strategy in the time-sharing planned electric quantity acquisition module specifically includes:
acquiring the time-sharing power generation output predicted electric quantity of the guaranteed user, and calculating a second difference between the time-sharing power generation output predicted electric quantity of the guaranteed user and the time-sharing plan electric quantity correction value of the non-adjustable priority power generation;
and according to the second difference, performing time-sharing power generation output initial distribution on the monthly planned electric quantity of the provincial interior adjustable priority power generation.
In a possible implementation manner, the strategy for time-sharing power generation and output secondary distribution in the time-sharing planned electric quantity acquisition module specifically includes:
acquiring the residual generating space of each time period, and calculating a second ratio of the residual generating space of each time period to the residual generating space of the total time period;
meanwhile, calculating the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation after the time-sharing power generation output is initially distributed;
and according to the second proportion, performing secondary distribution of the time-sharing power generation output on the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation.
An embodiment of the present invention further provides a terminal device, which includes a processor, a memory, and a computer program stored in the memory and configured to be executed by the processor, where the processor, when executing the computer program, implements the method for generating the intra-provincial adjustable priority power generation scheduling plan according to any one of the above.
An embodiment of the present invention further provides a computer-readable storage medium, where the computer-readable storage medium includes a stored computer program, and when the computer program runs, a device in which the computer-readable storage medium is located is controlled to execute the method for generating an intra-provincial adjustable priority power generation scheduling plan according to any one of the above.
Compared with the prior art, the method and the device for generating the provincial adjustable priority power generation scheduling plan have the following beneficial effects:
according to historical electric power quantity data corresponding to various types of priority power generation, monthly plan deviation rates and time-sharing plan deviation rates of various types of priority power generation are determined, effective basis is provided for follow-up correction of monthly plan electric quantity and time-sharing plan electric quantity of non-adjustable priority power generation, a method for acquiring monthly plan electric quantity of intra-province adjustable priority power generation and time-sharing plan electric quantity of intra-province adjustable priority power generation is designed for intra-province adjustable priority power generation respectively, and monthly distribution is performed on annual total quantity of intra-province adjustable priority power generation on the basis of a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain monthly plan electric quantity of intra-province adjustable priority power generation; and performing time-sharing power generation output distribution on the monthly planned electric quantity of the provincial adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain the time-sharing planned electric quantity of the provincial adjustable priority power generation, so that an provincial adjustable priority power generation scheduling plan is generated, guarantee is provided for the ordered operation of the power market, and meanwhile, the electric quantity scheduling accuracy of the provincial adjustable priority power generation scheduling plan is improved.
Drawings
FIG. 1 is a schematic flow chart diagram illustrating an embodiment of a method for generating an intra-provincial adjustable priority power generation dispatching plan according to the present invention;
fig. 2 is a schematic structural diagram of an embodiment of a device for generating an intra-provincial adjustable priority power generation scheduling plan according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, fig. 1 is a schematic flowchart of an embodiment of a method for generating an intra-provincial adjustable priority power generation scheduling plan according to the present invention, as shown in fig. 1, the method includes steps 101 to 105, which are as follows:
step 101: and according to the power generation characteristics, the priority power generation is divided into non-adjustable priority power generation and intra-provincial adjustable priority power generation.
In one embodiment, the priority power generation may be classified into non-adjustable priority power generation and intra-provincial adjustable priority power generation according to the characteristics of the priority power generation. The power generation with the unadjustable priority comprises power generation with the unadjustable priority outside the province and power generation with the unadjustable priority inside the province; the out-of-province non-adjustable priority power generation refers to a priority power generation power supply which cannot be changed by the provincial dispatching, wherein power generation output plans of external hydropower and the like are determined by the superior dispatching; the power generation with priority not adjustable in province refers to a priority power generation source, such as wind power, photovoltaic and the like, of which the power generation output curve cannot be changed by a provincial dispatching mechanism due to reasons such as reserve consumption and the like; the provincial adjustable priority power generation refers to a priority power generation power supply such as a gas turbine unit and the like, which can arrange power generation output by a scheduling mechanism according to the operation needs of a power grid.
Step 102: and acquiring and respectively calculating historical monthly plan deviation rates and historical time-sharing plan deviation rates of various types of priority power generation according to historical electric power quantity data corresponding to various types of priority power generation, and acquiring the monthly plan deviation rates and the time-sharing plan deviation rates.
In one embodiment, historical monthly plan electric quantity and historical monthly actual electric quantity corresponding to various types of priority power generation are acquired, the historical monthly plan electric quantity and the historical monthly actual electric quantity are substituted into a historical monthly plan deviation rate calculation formula, and historical monthly plan deviation rates of various types of priority power generation are calculated respectively, wherein the historical monthly plan deviation rate calculation formula is as follows:
wherein,
is composed of
The first stage corresponding to various types of preferential power generation is established in the month
Historical monthly plan deviation rate for the month,
Planning the electric quantity for the historical monthly degree,
The electricity generated for the actual month,
Is shown as
Class-first power generation sources;
respectively corresponding to out-of-province non-adjustable priority power generation, in-province non-adjustable priority power generation and in-province adjustable priority power generation;
corresponding to different months;
the planning month is represented, and the process of continuously updating and calculating data in the year can be reflected;
indicating the year.
In an embodiment, when there are less data of the acquired historical monthly plan electric quantity and the historical monthly actual electric quantity, so that the calculated historical monthly plan deviation rate data is less, based on the acquired historical monthly plan deviation rate data, according to a preset historical monthly plan deviation rate distribution calculation formula, different years can be calculated
In the process
Obtained in the month
Distribution of historical monthly plan deviation rates for the months; the preset calculation formula of the distribution of the monthly plan deviation ratio of the history is as follows:
wherein,
、
mathematical expectations and variances, respectively, for historical monthly plan deviation rates.
In one embodiment, based on the distribution of the historical monthly priority power generation plan deviation rates, a large amount of historical monthly plan deviation rate data satisfying the normal distribution can be calculated and obtained, and a set of S historical monthly plan deviation rates satisfying the normal distribution is formed, wherein a formula for obtaining a large amount of historical monthly plan deviation rate data satisfying the normal distribution is calculated as follows:
wherein,
planning deviation rate for a single historical month according to the normal distribution,
A set of deviation rates is planned for the historical month.
In one embodiment, historical monthly plan deviation rates are aggregated
The middle data are sequentially arranged from small to large to generate monthly plan deviation rate risk data sets corresponding to various types of priority power generation
。
In one embodiment, the monthly plan deviation rate is determined by setting a first preset confidence c; specifically, a first preset confidence coefficient c is set and based on, wherein the first preset confidence coefficient c is a monthly planned deviation rate risk data set
The value of the middle c percentile, and the monthly plan deviation rate risk value under the first preset confidence coefficient c meet the following conditions:
wherein,
representing historical monthly plan deviation rates
At the upper limit of deviation rate fluctuation
A probability of being inside;
is given a first preset confidence c in
Month gets first
Historical monthly plan deviation rate risk values for monthly priority power generation plans.
Moment of recording
Corresponding monthly planned deviation rate risk data set
Data set number one
For each data, the monthly average risk value of the monthly plan deviation ratio risk data set at the first preset confidence c may be represented as:
and determining the monthly average risk value of the monthly plan deviation rate risk data set under the first preset confidence coefficient c as the current monthly plan deviation rate
。
In one embodiment, according to historical time-sharing plan electric quantity and historical time-sharing actual electric quantity corresponding to various types of priority power generation, the historical time-sharing plan electric quantity and the historical time-sharing actual electric quantity are substituted into a historical time-sharing plan deviation rate calculation formula, historical time-sharing plan deviation rates of various types of priority power generation are calculated respectively, and time-sharing plan deviation rate risk data sets corresponding to various types of priority power generation are generated according to distribution characteristics of the historical time-sharing plan deviation rates; the historical time-sharing plan deviation ratio calculation formula is as follows:
wherein,
is composed of
The first stage corresponding to various types of preferential power generation is established in time period
First of month
Historical time-sharing plan deviation rate of time periods,
Planning the electric quantity for historical time-sharing,
The electricity generated by the time-sharing,
A planning period of time is shown as,
can reflect continuous data updating and counting in the monthCalculating;
showing the time periods within the month, in the present embodiment
As a time interval.
In an embodiment, when there are less data of the acquired historical time-sharing planned electric quantity and the historical time-sharing actual electric quantity, so that the calculated historical time-sharing planned deviation rate data is less, the calculation formula of the deviation rate distribution of the time-sharing plan for different years can be used for calculating the deviation rate data of the time-sharing plan for different years according to the acquired historical time-sharing planned deviation rate data
In the process
Time interval is set to
Distribution of historical time-sharing plan deviation rates for the time periods; the preset historical time-sharing plan deviation rate distribution calculation formula is as follows:
wherein,
the mathematical expectation and variance of the historical time-share plan deviation ratio, respectively.
In one embodiment, based on the distribution of the historical time-sharing priority power generation plan deviation rates, a large amount of historical time-sharing plan deviation rate data meeting the normal distribution can be calculated and obtained, and a set of S historical time-sharing plan deviation rates meeting the normal distribution is formed, wherein a formula for calculating and obtaining a large amount of historical time-sharing plan deviation rate data meeting the normal distribution is as follows:
In one embodiment, historical timesharing plan deviation ratios are aggregated
The medium data are sequentially arranged from small to large to generate historical time-sharing plan deviation rate risk data sets corresponding to various types of priority power generation
。
In one embodiment, the confidence level is set to a second predetermined level
To determine a time-of-use plan deviation ratio; specifically, setting and based on a second predetermined confidence level
Wherein the second preset confidence level
Planning deviation rate risk data sets for time sharing
To middle
Value of percentile at second preset confidence
The following time-sharing plan deviation rate risk values satisfy the following conditions:
wherein,
representing historical timesharing plan deviation rates
At the upper limit of deviation rate fluctuation
A probability of being inside;
is given a second preset confidence
Below, in
Time period is obtained
A historical timesharing plan deviation rate risk value for the time-slot first power generation plan.
Moment of recording
Corresponding to time-sharing plan deviation rate risk data set
To (1)
The second preset confidence level of the data
The monthly mean risk value for the following timesharing plan deviation ratio risk data set may be expressed as:
and second preset confidence level
Determining the time-sharing average risk value of the time-sharing plan deviation rate risk data set as the time-sharing plan deviation rate
。
In this embodiment, the inherent deviation between the historical electric quantity planned value and the historical electric quantity actual value is considered, a random data set is formed based on the historical electric power data characteristics, and the monthly power generation planned deviation rate and the time-sharing power generation planned deviation rate are determined by using the average risk value, so that a basis is provided for deviation adjustment of a subsequent power generation plan.
Step 103: and calculating the monthly plan electric quantity correction value of the non-adjustable priority power generation according to the monthly plan deviation rate, and carrying out monthly distribution on the annual total quantity of the intra-province adjustable priority power generation based on a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain the monthly plan electric quantity of the intra-province adjustable priority power generation.
In an embodiment, the monthly planned electric quantity correction value of the non-adjustable priority power generation is calculated according to the monthly planned deviation ratio obtained in step 101, that is, the monthly planned electric quantity correction value of the out-of-province non-adjustable priority power generation and the in-province non-adjustable priority power generation is calculated, and the calculation formula is as follows:
in the formula,
monthly priority power generation schedule electric quantity representing non-adjustable priority power generation outside the province,
The monthly priority power generation planning electric quantity of the non-adjustable priority power generation in the province is represented, and the monthly priority power generation planning electric quantity of the non-adjustable priority power generation can be directly acquired by a scheduling mechanism.
In one embodiment, based on a preset monthly initial distribution strategy, monthly initial distribution is firstly carried out on the annual total amount of the intra-province adjustable power generation with priority; specifically, a first difference between the monthly predicted electric quantity of the guaranteed user and a monthly planned electric quantity correction value of the non-adjustable priority power generation is calculated by obtaining monthly predicted electric quantity of the guaranteed user, monthly initial distribution is carried out on annual electric quantity of the intra-province adjustable priority power generation according to the first difference, and a calculation formula of the first difference is as follows:
wherein,
a first difference between monthly predicted electric power of the ensuring user and monthly planned electric power correction value of electricity generation with no adjustment in the province and no adjustment in the province,
Monthly predicted electric quantity representing guaranteed users is obtained by prediction of a scheduling mechanism,
Is at the same time
Month get the first
The monthly province can adjust the monthly initial distribution value of the priority power generation.
In this embodiment, the annual total amount of the intra-provincial adjustable priority power generation is initially allocated monthly, so that the situation that the priority power generation scale is smaller or even smaller than the guaranteed user scale, which may occur when the power generation side marketization is higher, can be avoided in time.
In one embodiment, after completing the monthly initial allocation, a preset monthly secondary allocation strategy is also executed; specifically, the annual total amount of the intra-provincial adjustable priority power generation after monthly initial distribution is calculated to obtain the residual annual electric quantity of the intra-provincial adjustable priority power generation; the calculation formula is as follows:
In this embodiment, based on the calculation formula of the remaining annual energy of the provincial adjustable priority power generation, the remaining annual energy of the provincial adjustable priority power generation can be updated in time based on the actual power generation amount of the actual executed month completed before the allocation is executed, so that the value of the subsequent month allocation is more accurate.
In an embodiment, the monthly predicted electric quantity of the guaranteed user corresponding to each month, the predicted electric quantity of the agent electricity purchasing user and the predicted electric quantity of the competitive user in each monthly remaining power generation space are subtracted by the corrected value of the out-of-province non-adjustable priority power generation plan electric quantity corresponding to each month, the corrected value of the intra-province non-adjustable priority power generation monthly plan electric quantity and the monthly primary distribution value of the intra-province adjustable priority power generation corresponding to each month, and the specific calculation formula is as follows:
wherein,
representing the predicted electric quantity of the agent electricity purchasing user,
And the predicted electric quantity of the competitive users is obtained by prediction of a scheduling mechanism.
According to the calculated monthly surplus power generation spaces, calculating a first proportion of the monthly surplus power generation spaces in the total monthly surplus power generation space, wherein a calculation formula of the first proportion is as follows:
in one embodiment, according to the first proportion, monthly secondary distribution is performed on the residual annual energy amount of the intra-provincial adjustable priority power generation, namely:
wherein,
is shown in
When the distribution is performed in the month, the second distribution is performed
The monthly secondary distribution value of the preferential power generation can be adjusted in the province of the month;
representing the upper limit of the power generation output of the intra-provincial adjustable priority power generation;
is shown as
Total days of the month;
is shown as
The power generation output upper limit of the preferential power generation can be adjusted in each province;
the residual space adjusting coefficient can be used for amplifying or reducing the original residual power generation space;
for the power generation adjusting coefficient, the monthly distributed electric quantity of the provincial adjustable priority power generation is controlled not to exceed a certain proportion of the actual power generation capacity;
indicating the months in which the monthly power generation plan still needs to be made.
In one embodiment, the data is updated according to the actual conditions that are executed every month in the year.
Step 104: and calculating the time-sharing plan electric quantity correction value of the non-adjustable priority power generation according to the time-sharing plan deviation rate, and performing time-sharing power generation output distribution on the monthly plan electric quantity of the intra-province adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain the intra-province adjustable priority power generation time-sharing plan electric quantity.
In an embodiment, the time-sharing plan electric quantity correction value for the non-adjustable priority power generation is calculated according to the time-sharing plan deviation ratio obtained in step 101, that is, the time-sharing plan electric quantity correction value for the non-adjustable priority power generation outside the province and the non-adjustable priority power generation inside the province is calculated, and the calculation formula is as follows:
in the formula,
time-sharing priority power generation planning electric quantity representing non-adjustable priority power generation outside the province,
The time-sharing priority power generation planning electric quantity represents the time-sharing priority power generation planning electric quantity of the intra-provincial non-adjustable priority power generation, and the time-sharing priority power generation planning electric quantity of the non-adjustable priority power generation can be directly acquired by a scheduling mechanism.
In an embodiment, before executing the initial allocation strategy of time-sharing power generation output, the updated monthly scheduled power amount of the current intra-province adjustable priority power generation needs to be obtained, where the monthly scheduled power amount of the intra-province adjustable priority power generation is the sum of the monthly primary allocation value of the intra-province adjustable priority power generation and the monthly secondary allocation value of the intra-province adjustable priority power generation, and the specific is as follows:
in one embodiment, based on a preset time-sharing power generation output initial distribution strategy, time-sharing initial distribution is performed on monthly plan power generation which is obtained and updated currently in-province adjustable priority power generation, specifically, a second difference between the guaranteed user time-sharing power generation output predicted power generation and the time-sharing plan power generation correction value of the unadjustable priority power generation is calculated by obtaining a guaranteed user time-sharing power generation output predicted power generation; according to the second difference, performing time-sharing power generation output initial distribution on the monthly planned electric quantity of the provincial interior adjustable priority power generation; the calculation formula of the second difference is as follows:
wherein,
representing different time periods within the month;
representing a second difference of the time-sharing predicted electric quantity of the security user and a time-sharing plan electric quantity correction value of power generation with a priority of non-adjustable outside province and non-adjustable inside province;
and the time-sharing predicted electric quantity of the guaranteed user is represented and is obtained by prediction of a scheduling mechanism.
In one embodiment, after the time-sharing initial allocation is completed, a preset time-sharing secondary allocation strategy is executed; specifically, the remaining time-sharing power generation total output of the intra-provincial adjustable priority power generation after the time-sharing power generation output is initially distributed is calculated; the calculation formula is as follows:
wherein, in the formula
Is shown as
The adjustable priority of each time interval generates actual power output;
indicating the last period of time during which actual execution has completed before the allocation is performed;
indicating the interval length of each period.
In this embodiment, based on the above calculation formula of the remaining time-sharing total output of the intra-provincial adjustable priority power generation, the remaining time-sharing total output of the intra-provincial adjustable priority power generation can be updated in time based on the actual power generation output amount of the actual execution time period completed before the current distribution is executed, so that the subsequent execution of the subsequent time-sharing distribution is more accurate.
In one embodiment, the remaining power generation space in each time period is obtained by subtracting the modified value of the time-sharing planned power generation amount of non-provincial non-adjustable priority power generation, the modified value of the time-sharing planned power generation amount of intra-provincial non-adjustable priority power generation and the time-sharing initial distribution value of intra-provincial adjustable priority power generation corresponding to each month from the sum of the time-sharing predicted charge of the guaranteed user, the time-sharing predicted charge of the agent electricity purchasing user and the time-sharing predicted charge of the competitive user corresponding to each time period, and the specific calculation formula is as follows:
wherein,
representing the time-sharing predicted charge of the agent electricity purchasing user,
And the time-sharing predicted charge of the competitive users is obtained by prediction of a scheduling mechanism.
According to the calculated residual generating space of each time period, calculating a second proportion of the residual generating space of each time period in the total time period, wherein a calculation formula of the second proportion is as follows:
in one embodiment, according to the second proportion, the remaining time-sharing power generation total output of the intra-provincial adjustable priority power generation is subjected to time-sharing power generation output secondary distribution, that is:
wherein,
is shown in
Time interval set provincial adjustable priority power generation
Monthly secondary distribution values for time periods;
representing the remaining power generation space adjustment coefficient;
indicating that a period of generating power still needs to be established.
In one embodiment, the data is updated according to the actual situation executed at each moment in the month.
Step 105: and generating an intra-provincial adjustable priority power generation scheduling plan by combining the monthly plan electric quantity of the intra-provincial adjustable priority power generation and the time-sharing plan electric quantity of the intra-provincial adjustable priority power generation.
In one embodiment, a monthly power generation plan of provincial adjustable priority is made according to monthly plan power generation of provincial adjustable priority; according to the time-sharing plan electric quantity of the provincial adjustable priority power generation, a provincial adjustable priority power generation time-sharing power generation output plan is made; and generating an intra-provincial adjustable priority power generation scheduling plan based on the combination of the intra-provincial adjustable priority power generation monthly electric quantity plan and the intra-provincial adjustable priority power generation time-sharing power generation output plan, and executing the intra-provincial adjustable priority power generation electric quantity scheduling based on the generated intra-provincial adjustable priority power generation scheduling plan.
In one embodiment, since the formulated intra-provincial adjustable priority time-sharing power generation output plan is used for actual execution, the intra-provincial adjustable priority time-sharing power generation output plan needs to satisfy a plurality of constraint conditions, wherein the plurality of constraint conditions are as follows:
(1) and (3) unit distribution power balance constraint:
(2) and (3) total power generation output distribution balance constraint:
(3) and (3) restraining an upper limit and a lower limit of output:
in the formula,
showing the starting and stopping states of the jth intra-province adjustable priority power generation power supply in the time period t,
indicating a shut-down of the machine,
indicating startup;
、
respectively represent
The lower limit and the upper limit of the output of the power supply can be adjusted and prioritized in the provinces.
(4) And (3) climbing restraint:
in the formula,
respectively represent the first
The maximum climbing speed and the descending speed of the preferential power generation power supply can be adjusted in each province.
(5) Minimum continuous on-off time constraint:
wherein,
minimum continuous on-time and minimum continuous off-time;
in a time period
The time for continuous start-up and the time for continuous shutdown.
(6) And (4) maximum starting and stopping times constraint:
in the formula,
respectively represent the first
Maximum start-up and shut-down times allowed by the provincial adjustable priority power generation power supply,
Is a first
Within-provincial adjustable priority power generation power supply in time period
A switching variable whether to switch to the start state,
Is a first
Within-provincial adjustable priority power generation power supply in time period
A switch variable whether to switch to a shutdown state.
(7) And (3) line power flow constraint:
in the formula,
is the tidal current transmission limit of line I;
is as follows
The power output transfer distribution factor of the generator of the line I is converted by the node where the individual provincial non-adjustable priority power generation power source connecting line is located;
are respectively the first
The power generation power supply with non-adjustable priority in individual province and
the method comprises the following steps that (1) a distribution factor of generator output power transfer of a line I is obtained by a node where a power generation power source is located in each province in an adjustable and preferential mode;
is a node
A generator output power transfer profile factor for line I;
is a node
In a period of time
The bus load value of (2).
In summary, according to the method for generating the intra-provincial adjustable priority power generation scheduling plan provided by the embodiment, the inherent deviation between the historical electric quantity planning value and the historical electric quantity actual value is considered, the random data set is formed based on the historical electric power data characteristics, and the monthly power generation planning deviation ratio and the time-sharing power generation planning deviation ratio are determined by using the average risk value, so that a basis is provided for deviation adjustment of the subsequent power generation plans. Based on the matching considering the non-marketized power generation and utilization scale, the priority power generation scale corresponding to the power utilization of the guaranteed users is ensured in an initial distribution mode; and then, aiming at the balance of the plan and the market power generation space, developing secondary distribution by combining various constraint conditions, and designing a monthly plan consumption and a time-sharing plan electric quantity obtaining method of the provincial adjustable priority power generation dispatching plan, so that the provincial adjustable priority power generation dispatching plan under the dual track system of the plan and the market effectively guarantees the market operation space, and meanwhile, the electric quantity dispatching accuracy of the provincial adjustable priority power generation dispatching plan is improved.
Example 2
Referring to fig. 2, fig. 2 is a schematic structural diagram of an embodiment of an apparatus for generating an intra-provincial adjustable priority power generation scheduling plan according to the present invention, as shown in fig. 2, the apparatus includes a priority power generation classifying module 201, a plan deviation rate obtaining module 202, a monthly plan electric quantity obtaining module 203, a time-sharing plan electric quantity obtaining module 204, and an intra-provincial adjustable priority power generation scheduling plan generating module 205, which are specifically as follows:
the priority power generation classification module 201 is used for classifying the priority power generation into non-adjustable priority power generation and intra-provincial adjustable priority power generation according to the power generation characteristics.
The plan deviation ratio obtaining module 202 is configured to obtain and calculate a historical monthly plan deviation ratio and a historical time-sharing plan deviation ratio of each type of priority power generation according to historical power and electric quantity data corresponding to each type of priority power generation, and obtain a monthly plan deviation ratio and a time-sharing plan deviation ratio.
The monthly plan electric quantity obtaining module 203 is configured to calculate a monthly plan electric quantity correction value of the non-adjustable priority power generation according to the monthly plan deviation ratio, and perform monthly distribution on the annual total quantity of the intra-province adjustable priority power generation based on a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain the monthly plan electric quantity of the intra-province adjustable priority power generation.
The time-sharing plan electric quantity obtaining module 204 is configured to calculate a time-sharing plan electric quantity correction value of the non-adjustable priority power generation according to the time-sharing plan deviation ratio, and perform time-sharing power generation output distribution on the monthly plan electric quantity of the intra-province adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain the intra-province adjustable priority power generation time-sharing plan electric quantity.
The intra-provincial adjustable priority power generation scheduling plan generating module 205 is configured to generate an intra-provincial adjustable priority power generation scheduling plan by combining the monthly scheduled power amount of the intra-provincial adjustable priority power generation and the time-sharing scheduled power amount of the intra-provincial adjustable priority power generation.
In one embodiment, the plan deviation rate obtaining module is configured to obtain and calculate a historical monthly plan deviation rate and a historical time-sharing plan deviation rate of each type of priority power generation respectively according to historical power and electric quantity data corresponding to each type of priority power generation, and obtain a monthly plan deviation rate and a time-sharing plan deviation rate; specifically, according to historical monthly plan electric quantity and historical monthly actual electric quantity corresponding to various types of priority power generation, historical monthly plan deviation rates of various types of priority power generation are respectively calculated, and monthly plan deviation rate risk data sets corresponding to various types of priority power generation are generated according to distribution characteristics of the historical monthly plan deviation rates; acquiring a monthly average risk value of the monthly plan deviation rate risk data set according to a first preset confidence level, and acquiring a monthly plan deviation rate based on the monthly average risk value; meanwhile, according to historical time-sharing plan electric quantity and historical time-sharing actual electric quantity corresponding to various types of priority power generation, historical time-sharing plan deviation rates of various types of priority power generation are respectively calculated, and time-sharing plan deviation rate risk data sets corresponding to various types of priority power generation are generated according to distribution characteristics of the historical time-sharing plan deviation rates; and acquiring a time-sharing average risk value of the time-sharing plan deviation rate risk data set according to a second preset confidence coefficient, and acquiring a time-sharing plan deviation rate based on the time-sharing average risk value.
In an embodiment, the monthly plan power acquiring module 203 acquires the preset monthly initial allocation strategy; specifically, monthly predicted electric quantity of a guaranteed user is obtained, and a first difference between the monthly predicted electric quantity of the guaranteed user and the monthly planned electric quantity correction value of the non-adjustable priority power generation is calculated; according to the first difference, monthly initial distribution is carried out on the annual electric quantity of the provincial adjustable power generation with priority.
In an embodiment, the monthly planned electric quantity obtaining module 203 is configured to obtain monthly secondary distribution strategies; specifically, each month residual power generation space is obtained, and a first ratio of each month residual power generation space to the total month residual power generation space is calculated; meanwhile, the residual annual electric quantity of the province-wide adjustable priority power generation after monthly initial distribution is calculated; and according to the first proportion, carrying out monthly secondary distribution on the surplus annual electric quantity which can be adjusted and generated preferentially in the province.
In an embodiment, the time-sharing planned electric quantity obtaining module 204 obtains the preset time-sharing generated output initial distribution strategy; specifically, acquiring the time-sharing power generation output predicted electric quantity of the security user, and calculating a second difference between the time-sharing power generation output predicted electric quantity of the security user and the time-sharing plan electric quantity correction value of the non-adjustable priority power generation; and according to the second difference, performing time-sharing power generation output initial distribution on the monthly planned electric quantity of the provincial interior adjustable priority power generation.
In an embodiment, the time-sharing planned electric quantity obtaining module 204 is configured to obtain the time-sharing electricity generation output secondary distribution strategy; specifically, the residual generating space in each time period is obtained, and a second proportion of the residual generating space in each time period in the total time period is calculated; meanwhile, calculating the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation after the time-sharing power generation output is initially distributed; and according to the second proportion, performing time-sharing power generation output secondary distribution on the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation.
It can be clearly understood by those skilled in the art that, for convenience and brevity, the specific working process of the apparatus described above may refer to the corresponding process in the foregoing method embodiment, and is not described herein again.
Further, in an embodiment of the present application, there is provided a terminal device, including a processor, a memory, and a computer program stored in the memory and configured to be executed by the processor, where the processor, when executing the computer program, implements the method for generating an intra-provincial adjustable priority power generation scheduling plan according to the above embodiment.
Further, an embodiment of the present application further provides a computer-readable storage medium, where the computer-readable storage medium includes a stored computer program, where when the computer program runs, the apparatus where the computer-readable storage medium is located is controlled to execute the method for generating an intra-provincial adjustable priority power generation scheduling plan as described in the foregoing embodiment.
In summary, according to the method and the device for generating the intra-provincial adjustable priority power generation scheduling plan, the monthly plan deviation rate and the time-sharing plan deviation rate of each type of priority power generation are determined through the historical electric quantity data corresponding to each type of priority power generation, effective basis is provided for the follow-up correction of the monthly plan electric quantity and the time-sharing plan electric quantity of the non-adjustable priority power generation, the method for acquiring the monthly plan electric quantity of the intra-provincial adjustable priority power generation and the method for acquiring the time-sharing plan electric quantity of the intra-provincial adjustable priority power generation are respectively designed for the intra-provincial adjustable priority power generation, and the annual total quantity of the intra-provincial adjustable priority power generation is subjected to monthly distribution based on the preset monthly initial distribution strategy and monthly secondary distribution strategy to obtain the monthly plan electric quantity of the intra-provincial adjustable priority power generation; and performing time-sharing power generation output distribution on the monthly planned electric quantity of the provincial adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain the time-sharing planned electric quantity of the provincial adjustable priority power generation, so that an provincial adjustable priority power generation scheduling plan is generated, guarantee is provided for the ordered operation of the power market, and meanwhile, the electric quantity scheduling accuracy of the provincial adjustable priority power generation scheduling plan is improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (8)
1. A method for generating an intra-provincial adjustable priority power generation scheduling plan is characterized by comprising the following steps:
according to the power generation characteristics, the priority power generation is divided into non-adjustable priority power generation and intra-provincial adjustable priority power generation;
respectively calculating historical monthly plan deviation rates of various priority power generation according to historical monthly plan electric quantity and historical monthly actual electric quantity corresponding to various priority power generation, and generating monthly plan deviation rate risk data sets corresponding to various priority power generation according to distribution characteristics of the historical monthly plan deviation rates;
acquiring a monthly average risk value of the monthly plan deviation rate risk data set according to a first preset confidence coefficient, and acquiring a monthly plan deviation rate based on the monthly average risk value, wherein the first preset confidence coefficient c is the value of the c th percentile in the monthly plan deviation rate risk data set;
meanwhile, according to historical time-sharing plan electric quantity and historical time-sharing actual electric quantity corresponding to various types of priority power generation, historical time-sharing plan deviation rates of various types of priority power generation are respectively calculated, and time-sharing plan deviation rate risk data sets corresponding to various types of priority power generation are generated according to distribution characteristics of the historical time-sharing plan deviation rates;
according to a second preset confidence coefficient, acquiring a time-sharing average risk value of the time-sharing plan deviation rate risk data set, and obtaining a time-sharing plan deviation rate based on the time-sharing average risk value, wherein the second preset confidence coefficient
Planning deviation Rate Risk data set for timesharing
The value of the percentile;
calculating a monthly plan electric quantity correction value of the non-adjustable priority power generation according to the monthly plan deviation rate, and carrying out monthly distribution on the annual total quantity of the intra-province adjustable priority power generation based on a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain monthly plan electric quantity of the intra-province adjustable priority power generation;
calculating a time-sharing plan electric quantity correction value of the non-adjustable priority power generation according to the time-sharing plan deviation rate, and performing time-sharing power generation output distribution on monthly plan electric quantity of the intra-province adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain intra-province adjustable priority power generation time-sharing plan electric quantity;
and generating an intra-provincial adjustable priority power generation scheduling plan by combining the monthly plan electric quantity of the intra-provincial adjustable priority power generation and the time-sharing plan electric quantity of the intra-provincial adjustable priority power generation.
2. The method for generating an intra-provincial adjustable priority power generation scheduling plan according to claim 1, wherein the preset monthly initial allocation strategy specifically comprises:
acquiring monthly predicted electric quantity of a guaranteed user, and calculating a first difference between the monthly predicted electric quantity of the guaranteed user and the monthly planned electric quantity correction value of the non-adjustable priority power generation;
according to the first difference, monthly initial distribution is carried out on annual electric quantity of the provincial adjustable power generation with priority.
3. The method for generating the intra-provincial adjustable priority power generation scheduling plan according to claim 2, wherein the monthly secondary allocation strategy specifically comprises:
acquiring each month residual power generation space, and calculating a first ratio of each month residual power generation space in the total month residual power generation space;
meanwhile, the residual annual electric quantity of the province-wide adjustable priority power generation after monthly initial distribution is calculated;
and according to the first proportion, carrying out monthly secondary distribution on the surplus annual electric quantity which can be adjusted and generated preferentially in the province.
4. The method for generating an intra-provincial adjustable priority power generation scheduling plan as claimed in claim 2, wherein the preset time-sharing power generation output initial allocation strategy specifically comprises:
acquiring the time-sharing power generation output predicted electric quantity of the guaranteed user, and calculating a second difference between the time-sharing power generation output predicted electric quantity of the guaranteed user and the time-sharing plan electric quantity correction value of the non-adjustable priority power generation;
and according to the second difference, performing time-sharing power generation output initial distribution on the monthly planned electric quantity of the provincial interior adjustable priority power generation.
5. The method for generating the intra-provincial adjustable priority power generation scheduling plan according to claim 4, wherein the time-sharing power generation output secondary distribution strategy specifically comprises:
acquiring the residual generating space of each time period, and calculating a second ratio of the residual generating space of each time period to the residual generating space of the total time period;
meanwhile, calculating the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation after the time-sharing power generation output is initially distributed;
and according to the second proportion, performing secondary distribution of the time-sharing power generation output on the residual time-sharing power generation total output of the intra-provincial adjustable priority power generation.
6. An apparatus for generating an intra-provincial adjustable priority power generation scheduling plan, comprising: the system comprises a priority power generation classification module, a plan deviation rate acquisition module, a monthly plan electric quantity acquisition module, a time-sharing plan electric quantity acquisition module and an intra-provincial adjustable priority power generation scheduling plan generation module;
the priority power generation classification module is used for classifying priority power generation into non-adjustable priority power generation and intra-provincial adjustable priority power generation according to power generation characteristics;
the system comprises a planning deviation rate acquisition module, a planning deviation rate calculation module and a planning deviation rate calculation module, wherein the planning deviation rate acquisition module is used for respectively calculating historical monthly planning deviation rates of various types of priority power generation according to historical monthly planning electric quantity and historical monthly actual electric quantity corresponding to various types of priority power generation and generating monthly planning deviation rate risk data sets corresponding to various types of priority power generation according to distribution characteristics of the historical monthly planning deviation rates; acquiring a monthly average risk value of the monthly plan deviation rate risk data set according to a first preset confidence coefficient, and acquiring a monthly plan deviation rate based on the monthly average risk value, wherein the first preset confidence coefficient c is the value of the c th percentile in the monthly plan deviation rate risk data set;
the plan deviation rate acquisition module is further used for respectively calculating historical time-sharing plan deviation rates of various priority power generations according to historical time-sharing plan electric quantity and historical time-sharing actual electric quantity corresponding to the various priority power generations, and generating time-sharing plan deviation rate risk data sets corresponding to the various priority power generations according to distribution characteristics of the historical time-sharing plan deviation rates; according to a second preset confidence coefficient, obtaining a time-sharing average risk value of the time-sharing plan deviation rate risk data set, and obtaining a time-sharing plan deviation rate based on the time-sharing average risk value, wherein the second preset confidence coefficient
For timesharing plan deviation Rate Risk data set
The value of the percentile;
the monthly plan electric quantity obtaining module is used for calculating a monthly plan electric quantity correction value of the non-adjustable priority power generation according to the monthly plan deviation ratio, and carrying out monthly distribution on the annual total quantity of the intra-province adjustable priority power generation based on a preset monthly initial distribution strategy and a monthly secondary distribution strategy to obtain the monthly plan electric quantity of the intra-province adjustable priority power generation;
the time-sharing plan electric quantity obtaining module is used for calculating a time-sharing plan electric quantity correction value of the non-adjustable priority power generation according to the time-sharing plan deviation ratio, and performing time-sharing power generation output distribution on monthly plan electric quantity of the intra-province adjustable priority power generation based on a preset time-sharing power generation output initial distribution strategy and a time-sharing power generation output secondary distribution strategy to obtain intra-province adjustable priority power generation time-sharing plan electric quantity;
and the provincial adjustable priority power generation scheduling plan generating module is used for generating the provincial adjustable priority power generation scheduling plan by combining the monthly scheduling electric quantity of the provincial adjustable priority power generation and the time-sharing scheduling electric quantity of the provincial adjustable priority power generation.
7. A terminal device comprising a processor, a memory, and a computer program stored in the memory and configured to be executed by the processor, the processor implementing the method of generating an intra-provincial adjustable priority power generation schedule plan according to any one of claims 1 to 5 when executing the computer program.
8. A computer-readable storage medium, comprising a stored computer program, wherein the computer program, when executed, controls an apparatus in which the computer-readable storage medium is located to perform the method for generating an intra-provincial adjustable priority power generation scheduling plan according to any one of claims 1 to 5.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107886347A (en) * | 2017-09-29 | 2018-04-06 | 广东电力交易中心有限责任公司 | One kind plan and market merger, decoupling method |
| CN111612239A (en) * | 2020-05-15 | 2020-09-01 | 云南电网有限责任公司电力科学研究院 | Correction method for power generation plan of marketized power plant |
| CN113128867A (en) * | 2021-04-20 | 2021-07-16 | 四川瑞康智慧能源有限公司 | Electricity selling deviation management system and method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006288151A (en) * | 2005-04-04 | 2006-10-19 | Kansai Electric Power Co Inc:The | Electric power supply and demand control system, electric power supply and demand control method and recording medium |
| CN105633949B (en) * | 2015-12-14 | 2018-07-24 | 云南电网有限责任公司电力科学研究院 | A kind of real-time power generation dispatching of economical operation and control method |
| CN109193807B (en) * | 2018-11-13 | 2020-07-28 | 燕山大学 | Economic dispatching method and system for power system |
| CN114301071B (en) * | 2022-01-06 | 2023-10-27 | 哈尔滨工业大学 | Wind power plant planning deviation rate setting method adapting to full-scheduling period assessment mode |
-
2022
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107886347A (en) * | 2017-09-29 | 2018-04-06 | 广东电力交易中心有限责任公司 | One kind plan and market merger, decoupling method |
| CN111612239A (en) * | 2020-05-15 | 2020-09-01 | 云南电网有限责任公司电力科学研究院 | Correction method for power generation plan of marketized power plant |
| CN113128867A (en) * | 2021-04-20 | 2021-07-16 | 四川瑞康智慧能源有限公司 | Electricity selling deviation management system and method |
Non-Patent Citations (2)
| Title |
|---|
| "编制直调火力发电单元月度电能交易计划的负荷率偏差法";王漪等;《电力系统保护与控制》;20091116;134-140 * |
| "考虑月度机组组合的节能发电调度模式与方法";夏清等;《电网技术》;20110630;27-33 * |
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