CN109636162B - Method and device for calculating wind power abandoned wind electric quantity, computer equipment and storage medium - Google Patents
Method and device for calculating wind power abandoned wind electric quantity, computer equipment and storage medium Download PDFInfo
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Abstract
The application relates to a method and a device for calculating wind power abandoned wind electric quantity, computer equipment and a storage medium. The method comprises the following steps: acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving into positive peak-shaving abandoned wind electric quantity; and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity. By adopting the method, the wind power abandoned wind amount can be classified, and the calculated wind power abandoned wind amounts of different types can be used as an evaluation standard of the peak shaving performance of the wind power abandoned wind participation system and an important basis for formulating a peak shaving compensation plan of the abandoned wind participation system.
Description
Technical Field
The application relates to the field of wind power, in particular to a method and a device for calculating wind power abandoned wind electric quantity, computer equipment and a storage medium.
Background
With the continuous increase of the demand of electricity, in order to guarantee the balance of supply and demand of the power system, the power system brings more types of power supplies into the system to operate, such as hydropower, thermal power, nuclear power, wind power and the like. Because the load demand of the power system has strong fluctuation regularity, the power system needs to be subjected to real-time peak shaving in order to meet the real-time balance of the power supply quantity and the power consumption quantity of the power system. With the rapid development of new energy such as wind energy and the like, the installed capacity of a wind turbine generator is continuously improved, and the contribution of wind power abandoned wind electric quantity to power grid peak shaving is considerable.
In the existing electric power system peak shaving auxiliary service market mechanism, an electric power market has a series of compensation measures for thermal power generating units, hydroelectric power generating units and the like participating in system peak shaving, however, the abandoned wind of a wind power plant is not contributed although participating in the system peak shaving service. At present, no related method can accurately calculate the wind power abandoned wind electric quantity, so that a scientific accounting method is provided for drawing up the contribution of wind power participating in system peak regulation and economic compensation measures.
Disclosure of Invention
Therefore, in order to solve the technical problems, it is necessary to provide a method, an apparatus, a computer device and a storage medium for calculating wind curtailment electric quantity, which can scientifically calculate electric quantity contributed by peak shaving of a wind power participation system.
A method for calculating wind curtailment electric quantity of wind power comprises the following steps:
acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving into positive peak-shaving abandoned wind electric quantity;
and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
In one embodiment, the method further comprises:
acquiring wind power predicted generating capacity before wind abandonment, wind power actual generating capacity after wind abandonment and system average load electric quantity;
and classifying the wind power abandoned wind electric quantity according to the wind power predicted electric energy before wind abandonment, the wind power actual electric energy after wind abandonment and the average load electric quantity of the system to obtain the wind power abandoned wind electric quantity which is reduced by inverse peak shaving, strengthened by positive peak shaving and abandoned wind electric quantity and changed from inverse peak shaving to positive peak shaving abandoned wind electric quantity.
In one embodiment, the classifying the wind power curtailment wind power according to the wind power prediction power generation amount before the wind curtailment, the wind power actual power generation amount after the wind curtailment and the average load power of the system to obtain the wind power curtailment wind power reduction, the wind power curtailment during the inverse peak shaving, the wind power curtailment during the positive peak shaving, and the wind power curtailment during the inverse peak shaving as the positive peak shaving includes:
comparing the predicted generated energy of the wind power before wind abandoning with the average load electric quantity of the system;
comparing the actual power generation amount of the wind power after wind abandoning with the average load power of the system;
if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is still larger than the average load electric quantity of the system, judging the type of the wind power abandon electric quantity to reduce the inverse peak load abandon electric quantity;
if the predicted generated energy of the wind power is smaller than the average load electric quantity of the system before wind abandoning, judging the type of the wind power abandoned electric quantity is to strengthen the positive peak regulation abandoned wind electric quantity;
and if the predicted wind power generation amount is larger than the average load electric quantity of the system before wind abandoning and the actual wind power generation amount is smaller than the average load electric quantity of the system after wind abandoning, judging that the type of the wind power abandon electric quantity is changed from inverse peak regulation to positive peak regulation abandon wind power quantity.
In one embodiment, the method further comprises:
and if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system and the actual wind power generation amount after wind abandoning is still larger than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the actual wind power generation amount after wind abandoning as the reduced inverse peak-load wind abandoning electric quantity.
In one embodiment, the method further comprises:
and if the predicted wind power generation amount before wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the actual wind power generation amount after wind abandoning as the reinforced positive peak-regulation wind abandoning electric quantity.
In one embodiment, the method further comprises:
obtaining the reduced inverse peak-shaving electric quantity and the enhanced positive peak-shaving electric quantity;
and obtaining the wind power which is changed from inverse peak regulation into positive peak regulation and abandoned according to the reduced inverse peak regulation power and the enhanced positive peak regulation power.
In one embodiment, the obtaining the reduced reverse peak-shaving power amount and the enhanced positive peak-shaving power amount includes:
if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the average load electric quantity of the system, and taking the difference value as the reduced inverse peak load electric quantity;
and if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the average load electric quantity of the system and the actual wind power generation amount after wind abandoning to serve as the reinforced positive peak regulation electric quantity.
A wind curtailment electricity amount calculation device for wind power, the device comprising:
the information acquisition module is used for acquiring wind power abandoned wind electric quantities of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving abandoned wind electric quantity into positive peak-shaving abandoned wind electric quantity;
and the information processing module is used for obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
A computer device comprising a memory and a processor, the memory storing a computer program, the processor implementing the following steps when executing the computer program:
acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving into positive peak-shaving abandoned wind electric quantity;
and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
A computer-readable storage medium, on which a computer program is stored which, when executed by a processor, carries out the steps of:
acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving into positive peak-shaving abandoned wind electric quantity;
and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
According to the method, the device, the computer equipment and the storage medium for calculating the wind power abandoned wind electric quantity, the wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types can be obtained, wherein the wind power abandoned wind electric quantity types comprise the steps of reducing the reverse peak-shaving abandoned wind electric quantity, strengthening the positive peak-shaving abandoned wind electric quantity and changing the reverse peak-shaving abandoned wind electric quantity into the positive peak-shaving abandoned wind electric quantity, and the wind power abandoned wind electric quantity is obtained according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the strengthening of the positive peak-shaving abandoned wind electric quantity and the changing of the reverse peak-shaving abandoned wind electric quantity into the positive peak-shaving abandoned. According to the classification of the wind power abandoned wind quantity, different types of wind power abandoned wind quantities can be obtained through calculation. The wind power abandoned wind quantities of different types obtained by calculation can be used as an evaluation standard of the peak shaving performance of the wind power abandoned wind participation system and an important basis for making a peak shaving compensation plan of the abandoned wind participation system.
Drawings
FIG. 1 is an application environment diagram of a method for calculating a wind curtailment power of wind power generation in an embodiment;
FIG. 2 is a schematic flow chart of a method for calculating a wind curtailment electric quantity of wind power in one embodiment;
FIG. 3 is a schematic flow chart of a method for calculating a wind curtailment electric quantity of wind power in one embodiment;
FIG. 4 is a schematic flow chart of a method for calculating a wind curtailment electric quantity of wind power in one embodiment;
FIG. 5 is a schematic flow chart of a method for calculating a wind curtailment electric quantity of wind power in one embodiment;
FIG. 6 is a schematic flow chart of a method for calculating a wind curtailment electric quantity of wind power in one embodiment;
FIG. 7 is a schematic diagram of peak shaving of a wind curtailment power system in a specific embodiment;
FIG. 8 is a flow chart illustrating a processing method of a computing device for wind curtailment power of wind power generation according to an embodiment;
FIG. 9 is a diagram illustrating an internal structure of a computer device according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The method for calculating the wind curtailment electricity quantity of the wind power can be applied to the application environment shown in fig. 1. Wherein the terminal 102 communicates with the server 104 via a network. The terminal 102 may be, but not limited to, various personal computers, notebook computers, smart phones, tablet computers, and portable wearable devices, and the server 104 may be implemented by an independent server or a server cluster formed by a plurality of servers.
In an embodiment, as shown in fig. 2, a method for calculating a wind curtailment power of wind power is provided, which is described by taking the method as an example of being applied to the terminal in fig. 1, and includes the following steps:
The wind power abandoned wind power type is that the wind power actual generated energy is smaller than the wind power predicted generated energy by the wind power generator set through abandoned wind, and the different wind power abandoned wind power types are obtained by classifying according to the abandoned wind types, namely the wind power amount abandoned by reducing the inverse peak-load and abandoning the wind power amount, strengthening the wind power abandoned by positive peak-load and changing the inverse peak-load into the wind power abandoned by positive peak-load.
Specifically, the terminal equipment obtains the wind electricity quantity for reducing the reverse peak-shaving and abandoning wind, the wind electricity quantity for strengthening the positive peak-shaving and abandoning wind and the wind electricity quantity for changing the reverse peak-shaving into the positive peak-shaving and abandoning wind.
And 204, obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
Specifically, the terminal device calculates and obtains corresponding wind power abandoned wind electric quantity according to the obtained reduced reverse peak shaving abandoned wind electric quantity, enhanced positive peak shaving abandoned wind electric quantity and changed reverse peak shaving into positive peak shaving abandoned wind electric quantity.
In the above embodiment, in the method for calculating the wind power curtailment wind power, the terminal device obtains the corresponding wind power curtailment wind power for reducing the inverse peak shaving, strengthening the positive peak shaving, and changing the inverse peak shaving into the positive peak shaving, and calculates to obtain the corresponding wind power curtailment wind power. The wind power abandoned wind amount is classified, and the calculated wind power abandoned wind amounts of different types can be used as an evaluation standard of the peak shaving performance of the wind power abandoned wind participation system and an important basis for making a peak shaving compensation plan of the abandoned wind participation system.
In one embodiment, as shown in fig. 3, in order to obtain the reduced inverse peak-shaving wind curtailment amount, the enhanced positive peak-shaving wind curtailment amount, and the inverted peak-shaving into the positive peak-shaving wind curtailment amount, step S202 further includes:
s302, acquiring wind power predicted power generation amount before wind abandonment, wind power actual power generation amount after wind abandonment and system average load electric quantity;
and S304, classifying the wind power abandoned wind electric quantity according to the wind power predicted electric energy before wind abandonment, the wind power actual electric energy after wind abandonment and the average load electric quantity of the system to obtain the wind power abandoned wind electric quantity for reducing the inverse peak shaving abandoned wind electric quantity, strengthening the positive peak shaving abandoned wind electric quantity and changing the inverse peak shaving into the positive peak shaving abandoned wind electric quantity.
The predicted wind power generation amount before wind abandoning refers to ideal power generation amount of the wind turbine generator set under the condition of not abandoning wind according to the real-time wind resource condition, the actual wind power generation amount after wind abandoning refers to actual output power of the wind turbine generator set after wind abandoning, and the average load power of the system refers to the average load power of the real-time load of the power system in a calculation period.
Specifically, the type of reducing the wind power abandon by inverse peak shaving, strengthening the wind power abandon by positive peak shaving and changing the inverse peak shaving into the wind power abandon by positive peak shaving is determined according to the relation among the wind power prediction generated energy before wind abandon, the wind power actual generated energy after wind abandon and the average load electric quantity of the system.
In the embodiment, the wind power abandoning types are classified among the wind power prediction power generation amount before wind abandoning, the wind power actual power generation amount after wind abandoning and the system average load power, so that bases are provided for realizing respective calculation of different types of wind abandoning power.
In one embodiment, as shown in fig. 4, in step S204, classifying the wind power curtailed wind power according to the predicted wind power generation amount before the wind curtailment, the actual wind power generation amount after the wind curtailment, and the average system load power, to obtain the wind power curtailed wind power for reducing the inverse peak shaving, the curtailed wind power for strengthening the positive peak shaving, and the wind power curtailed wind power for changing the inverse peak shaving into the positive peak shaving, includes:
s402, comparing the predicted wind power generation amount before wind abandoning with the average load power amount of the system;
s404, comparing the actual power generation amount of the wind power after wind abandoning with the average load power of the system;
s406, if the predicted wind power generation amount before wind abandonment is larger than the average load power of the system and the actual wind power generation amount after wind abandonment is still larger than the average load power of the system, judging that the type of the wind power abandonment power is the reduction of the inverse peak-load abandonment power;
s408, if the predicted generated energy of the wind power is smaller than the average load electric quantity of the system before wind abandoning, judging that the type of the wind power abandoned electric quantity is the reinforced positive peak regulation abandoned wind electric quantity;
and S410, if the predicted wind power generation amount before wind abandonment is larger than the average load power of the system, and the actual wind power generation amount after wind abandonment is smaller than the average load power of the system, judging that the type of the wind power abandonment power is changed from inverse peak regulation to positive peak regulation.
In the embodiment, the predicted wind power generation amount before wind abandonment and the actual wind power generation amount after wind abandonment are respectively compared with the average load electric quantity of the system, the wind power abandonment amount is classified according to the comparison result, the type of the wind power abandonment amount is determined, and a basis is provided for calculating the wind power abandonment amounts of different types.
In one embodiment, step S406 further includes:
and if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system and the actual wind power generation amount after wind abandoning is still larger than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the actual wind power generation amount after wind abandoning as the reduced inverse peak-load wind abandoning electric quantity.
Specifically, the amount of wind curtailment electricity W of inverse peak shaving is reduced1：
Wherein, Ppredict,tRepresenting predicted power generation amount of wind power before wind abandon, Pwind,tRepresenting the actual generated energy of wind power after wind abandoning, Pload,tRepresents the actual load capacity of the system, Pload,aveRepresenting the average load capacity of the system.
In one embodiment, step S408 further includes:
and if the predicted wind power generation amount before wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the actual wind power generation amount after wind abandoning as the reinforced positive peak-regulation wind abandoning electric quantity.
Specifically, the positive peak regulation abandoned wind power W is strengthened2：
Wherein, Ppredict,tRepresenting predicted power generation amount of wind power before wind abandon, Pwind,tRepresenting the actual generated energy of wind power after wind abandoning, Pload,tRepresents the actual load capacity of the system, Pload,aveRepresenting the average load capacity of the system.
In one embodiment, as shown in fig. 5, step S410 further includes:
s502, obtaining the reduced inverse peak regulation electric quantity and the reinforced positive peak regulation electric quantity;
and S504, obtaining the wind-abandoning electric quantity of the positive peak regulation instead of the inverse peak regulation according to the reduced inverse peak regulation electric quantity and the strengthened positive peak regulation electric quantity.
In one embodiment, as shown in fig. 6, the method further includes:
s602, if the predicted wind power generation amount before wind abandonment is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandonment is smaller than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandonment and the average load electric quantity of the system, and taking the difference value as the reduced inverse peak load electric quantity;
s604, if the predicted wind power generation amount before wind abandonment is larger than the average load power of the system, and the actual wind power generation amount after wind abandonment is smaller than the average load power of the system, acquiring a difference value between the average load power of the system and the actual wind power generation amount after wind abandonment, and taking the difference value as the reinforced positive peak regulation power.
Changing the inverse peak regulation into the positive peak regulation and discarding wind power W3 can be divided into reducing the inverse peak regulation power W31And strengthening the positive peak regulation electric quantity W32Two parts, the calculation formula is as follows:
W3＝W31+W32
wherein, Ppredict,tRepresenting predicted power generation amount of wind power before wind abandon, Pwind,tRepresenting the actual generated energy of wind power after wind abandoning, Pload,tRepresents the actual load capacity of the system, Pload,aveRepresenting the average load capacity of the system.
Specifically, reducing the inverse peak shaving electric quantity refers to the part of the wind turbine generator with the wind power abandoning amount larger than the average electric quantity of the system, and strengthening the positive peak shaving electric quantity refers to the part of the wind turbine generator with the wind power abandoning amount smaller than the average load electric quantity of the system. And when the predicted wind power generation amount is larger than the average load electric quantity of the system before wind abandoning, the actual wind power generation amount is smaller than the average load electric quantity of the system after wind abandoning, and the type of the wind power abandon wind power quantity is judged to be changed from inverse peak regulation to positive peak regulation and abandon wind power quantity. The wind abandoning electric quantity for changing the inverse peak regulation into the positive peak regulation can be obtained by summing the reduced inverse peak regulation electric quantity and the enhanced positive peak regulation electric quantity.
It should be understood that although the various steps in the flow charts of fig. 1-6 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 1-6 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternating with other steps or at least some of the sub-steps or stages of other steps.
Referring to fig. 7, as an embodiment, the predicted generated power P is obtained before wind abandoningpredict,tWind power actual generated energy P after wind abandoningwind,tAnd the actual load electric quantity P of the systemload,tAnd the average load capacity P of the systemload,aveThere is the following relationship between:
in fig. 7, normalized results of the predicted wind power generation amount before wind abandoning, the actual wind power generation amount after wind abandoning, and the actual wind power generation amount after wind abandoning and the average load power of the system within one day are given by hours.
At 0h of the day, the load is in a valley section, the predicted wind power generation amount before wind abandonment and the actual wind power generation amount after wind abandonment are both larger than the average load electric quantity of the system, and the wind power abandonment electric quantity at the moment is the wind power abandonment electric quantity for reducing the inverse peak load abandonment electric quantity;
in the 4h of the day, the load is in the valley section, the predicted wind power generation amount before wind abandonment is smaller than the average load electric quantity of the system, and still wind abandonment exists, wherein the wind power abandonment electric quantity at the moment belongs to reinforced positive peak regulation abandoned wind electric quantity;
and at the 2h and the 3h of the day, the load is in the valley section, the predicted wind power generation amount is larger than the average load electric quantity of the system before wind abandoning, the actual wind power generation amount is smaller than the average load electric quantity of the system after wind abandoning, and the wind power abandoning amount at the moment belongs to the positive peak-regulation abandoning amount which is changed from the inverse peak regulation.
In one embodiment, as shown in fig. 8, there is provided a wind curtailment electric quantity calculation apparatus, including: information acquisition module and information processing module, wherein:
s802, an information acquisition module is used for acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving abandoned wind electric quantity into positive peak-shaving abandoned wind electric quantity;
and S804, the information processing module is used for obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak shaving abandoned wind electric quantity, the reinforcement of the positive peak shaving abandoned wind electric quantity and the change of the reverse peak shaving into the positive peak shaving abandoned wind electric quantity.
For specific limitation of the wind curtailment electric quantity calculating device, reference may be made to the above limitation on the wind curtailment electric quantity calculating method, and details are not described herein again. All modules in the wind power abandoned wind power calculating device can be completely or partially realized through software, hardware and a combination of the software and the hardware. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a terminal, and its internal structure diagram may be as shown in fig. 9. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of calculating an electric curtailment wind power amount. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 9 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program:
acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving into positive peak-shaving abandoned wind electric quantity;
and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:
acquiring wind power abandoned wind electric quantity of different wind power abandoned wind electric quantity types, wherein the wind power abandoned wind electric quantity types comprise reducing reverse peak-shaving abandoned wind electric quantity, strengthening positive peak-shaving abandoned wind electric quantity and changing reverse peak-shaving into positive peak-shaving abandoned wind electric quantity;
and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A method for calculating wind power abandoned wind electric quantity is characterized by comprising the following steps:
acquiring wind power predicted generating capacity before wind abandonment, wind power actual generating capacity after wind abandonment and system average load electric quantity;
classifying the wind power abandoned wind electric quantity according to the wind power predicted electric energy before wind abandonment, the wind power actual electric energy after wind abandonment and the average load electric quantity of the system to obtain the wind power abandoned wind electric quantity which is reduced by inverse peak regulation, the wind power abandoned quantity which is enhanced by positive peak regulation and the wind power abandoned electric quantity which is changed from inverse peak regulation into positive peak regulation; the wind power abandoned wind electric quantity is the predicted electric energy generated by the wind power before wind abandonment and the actual electric energy generated by the wind power after wind abandonment is still larger than the average load electric quantity of the system; the wind power abandoned wind electric quantity with the generated energy smaller than the average load electric quantity of the system is predicted for the wind power before wind abandonment; the inverse peak regulation is positive peak regulation abandoned wind electric quantity, the wind power predicted generated energy is larger than the average load electric quantity of the system before wind abandonment, and the wind power actual generated energy is smaller than the wind power abandoned wind electric quantity of the average load electric quantity of the system after wind abandonment;
and obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
2. The method according to claim 1, wherein the step of classifying the wind power curtailment electric quantity according to the wind power prediction electric quantity before the wind curtailment, the wind power actual electric quantity after the wind curtailment and the system average load electric quantity to obtain the peak-load curtailment electric quantity for reducing the inverse peak-load curtailment electric quantity, strengthening the positive peak-load curtailment electric quantity and changing the inverse peak-load curtailment into the positive peak-load curtailment electric quantity comprises the following steps:
comparing the predicted generated energy of the wind power before wind abandoning with the average load electric quantity of the system;
comparing the actual power generation amount of the wind power after wind abandoning with the average load power of the system;
if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is still larger than the average load electric quantity of the system, judging the type of the wind power abandon electric quantity to reduce the inverse peak load abandon electric quantity;
if the predicted generated energy of the wind power is smaller than the average load electric quantity of the system before wind abandoning, judging the type of the wind power abandoned electric quantity is to strengthen the positive peak regulation abandoned wind electric quantity;
and if the predicted wind power generation amount is larger than the average load electric quantity of the system before wind abandoning and the actual wind power generation amount is smaller than the average load electric quantity of the system after wind abandoning, judging that the type of the wind power abandon electric quantity is changed from inverse peak regulation to positive peak regulation abandon wind power quantity.
3. The method of claim 2, further comprising:
and if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system and the actual wind power generation amount after wind abandoning is still larger than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the actual wind power generation amount after wind abandoning as the reduced inverse peak-load wind abandoning electric quantity.
4. The method of claim 2, further comprising:
and if the predicted wind power generation amount before wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the actual wind power generation amount after wind abandoning as the reinforced positive peak-regulation wind abandoning electric quantity.
5. The method of claim 2, further comprising:
obtaining the reduced inverse peak-shaving electric quantity and the enhanced positive peak-shaving electric quantity;
and obtaining the wind power which is changed from inverse peak regulation into positive peak regulation and abandoned according to the reduced inverse peak regulation power and the enhanced positive peak regulation power.
6. The method of claim 5, wherein obtaining the reduced reverse peak shaver power and the enhanced positive peak shaver power comprises:
if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the predicted wind power generation amount before wind abandoning and the average load electric quantity of the system, and taking the difference value as the reduced inverse peak load electric quantity;
and if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is smaller than the average load electric quantity of the system, acquiring a difference value between the average load electric quantity of the system and the actual wind power generation amount after wind abandoning to serve as the reinforced positive peak regulation electric quantity.
7. A wind power abandoned wind power calculating device is characterized by comprising:
the information acquisition module is used for acquiring wind power predicted power generation amount before wind abandonment, wind power actual power generation amount after wind abandonment and system average load electric quantity;
the wind abandoning type determining module is used for classifying the wind power abandoning electric quantity according to the wind power prediction electric quantity before wind abandoning, the wind power actual electric quantity after wind abandoning and the average load electric quantity of the system to obtain the wind abandoning electric quantity for reducing the inverse peak-load and abandoning, strengthening the positive peak-load and abandoning electric quantity and changing the inverse peak-load into the positive peak-load and abandoning electric quantity; the wind power abandoned wind electric quantity is the predicted electric energy generated by the wind power before wind abandonment and the actual electric energy generated by the wind power after wind abandonment is still larger than the average load electric quantity of the system; the wind power abandoned wind electric quantity with the generated energy smaller than the average load electric quantity of the system is predicted for the wind power before wind abandonment; the inverse peak regulation is positive peak regulation abandoned wind electric quantity, the wind power predicted generated energy is larger than the average load electric quantity of the system before wind abandonment, and the wind power actual generated energy is smaller than the wind power abandoned wind electric quantity of the average load electric quantity of the system after wind abandonment;
and the information processing module is used for obtaining the wind power abandoned wind electric quantity according to the reduction of the reverse peak-shaving abandoned wind electric quantity, the enhancement of the positive peak-shaving abandoned wind electric quantity and the change of the reverse peak-shaving into the positive peak-shaving abandoned wind electric quantity.
8. The apparatus of claim 7, wherein the wind curtailment type determination module is further to:
comparing the predicted generated energy of the wind power before wind abandoning with the average load electric quantity of the system;
comparing the actual power generation amount of the wind power after wind abandoning with the average load power of the system;
if the predicted wind power generation amount before wind abandoning is larger than the average load electric quantity of the system, and the actual wind power generation amount after wind abandoning is still larger than the average load electric quantity of the system, judging the type of the wind power abandon electric quantity to reduce the inverse peak load abandon electric quantity;
if the predicted generated energy of the wind power is smaller than the average load electric quantity of the system before wind abandoning, judging the type of the wind power abandoned electric quantity is to strengthen the positive peak regulation abandoned wind electric quantity;
and if the predicted wind power generation amount is larger than the average load electric quantity of the system before wind abandoning and the actual wind power generation amount is smaller than the average load electric quantity of the system after wind abandoning, judging that the type of the wind power abandon electric quantity is changed from inverse peak regulation to positive peak regulation abandon wind power quantity.
9. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 6 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 6.
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| CN102182629A (en) * | 2011-03-29 | 2011-09-14 | 国网电力科学研究院 | Abandon wind power assessment method based on wind resource real-time measurement data |
| CN103296679A (en) * | 2013-05-20 | 2013-09-11 | 国家电网公司 | Modeling method for medium and long-term wind power output model of power system capable of optimally running for medium and long terms |
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