CN117196421A - Visual system based on power plant energy scheduling and calibration method - Google Patents
Visual system based on power plant energy scheduling and calibration method Download PDFInfo
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Abstract
The invention relates to the technical field of power management, in particular to a power plant energy scheduling-based visualization system and a calibration method, wherein the system comprises an acquisition layer, a synchronization layer and a monitoring layer; the system collects power plant output power data, a virtual column model is constructed by the collected output power data, so that generation logic of various power digital graphs can be provided through further representation of the virtual column model, and the visual monitoring expression form of the power plant output power condition is diversified.
Description
Technical Field
The invention relates to the technical field of power management, in particular to a power plant energy scheduling-based visualization system and a calibration method.
Background
The power dispatching is an effective management means for ensuring safe and stable operation of the power grid, external reliable power supply and orderly execution of various power production works.
The invention patent with application number 201510737268.8 discloses a power dispatching management system, which is characterized in that; the system comprises a data service platform, a dispatching management subsystem, a video monitoring subsystem and a production analysis subsystem, wherein the dispatching management subsystem comprises a dispatching equipment management module, a dispatching maintenance management module, a dispatching duty management module, a dispatching plan management module and a dispatching operation ticket management module, the production analysis subsystem comprises a dispatching operation analysis module, a dispatching safety analysis module and a dispatching secondary equipment analysis module, the data service platform comprises a switch, a production control area service server and a data exchange server which are positioned in a first safety area and a second safety area, and also comprises a dispatching production management server, a dispatching service flow server, a dispatching operation analysis server, a remote vision application server, other service system servers, a data exchange server, a data processing server, a database server and load balancing equipment which are positioned in a third safety area, wherein an information source of the third non-safety area is communicated with the data exchange server through a safety dial-up network, and the first safety area, the second safety area and the third safety area are isolated through a bidirectional physical isolation device.
The application aims at solving the problems: along with the development of the power grid scale, the number of the stations is continuously increased, the data size of the power system is rapidly increased, and the analysis and management difficulty of the data is continuously increased; meanwhile, other related departments and management institutions besides the power dispatching department are interested in the power grid data. Therefore, how to analyze and process massive power grid operation data ensures safe and efficient implementation of power production, and also provides decision support for power production and power scheduling, which is an important direction of current research of a power information system.
However, for the electricity users served in the power system, the electricity consumption behavior of the electricity users is also one of the power energy scheduling, and in order to ensure the electricity consumption stability of the electricity users, power plants often adopt a power digital monitoring and manual inspection mode to provide a guarantee for the electricity users, however, the mode has the problems of relatively low monitoring efficiency and low visual degree.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a power plant energy scheduling-based visualization system and a calibration method, which solve the technical problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
in a first aspect, a power plant energy scheduling-based visualization system includes an acquisition layer, a synchronization layer, and a monitoring layer;
the power plant output power data are collected through the collecting layer, calibration operation is further carried out based on the collected output power data and stored, the synchronizing layer receives the output power data stored in the collecting layer in real time, an output power model is built based on the output power data, real-time iteration operation of the output power model is carried out, the monitoring layer accesses the output power model in the synchronizing layer, an output power digital graph is generated by applying the data in the output power model, and output power supply safety is analyzed based on the digital graph;
the synchronous layer comprises a construction module, a design module and an alternation module, wherein the construction module is used for acquiring output power data stored in the acquisition layer, constructing a virtual upright column model through the output power data, the design module is used for designing an alternation period of the virtual upright column model, the alternation module is used for receiving the alternation period designed by the design module, triggering the construction module to rerun based on the alternation period, re-acquiring the output power data in the acquisition layer and executing construction of the virtual upright column model;
the virtual column model alternation period in the design module obeys the following design logic when in design:
wherein: t (T) 0 Setting a value for the previous alternate period; m is the number of sources of the output power data formed by the model;t is the total value of the power output operation time in the setting value of the previous alternate period; n is the total power output; delta is the sum of the number of power users served by the power output end from which the model forms the output power data;the peak-to-peak average value of electricity consumption for the electricity consumption user in the previous alternating period; />The average value of electricity consumption of the electricity consumption user in the previous alternation period is used;
wherein,when x is marked as x > 0, the above simplification yields t=t 0 When x, x < 0, the above formula gives t=t 0 And +x, when the acquisition layer acquires power plant output power data, manually setting an acquisition period by the system end in synchronization, wherein the set acquisition period is always smaller than the minimum period required by the design logic of the alternating period, and the monitoring layer synchronously applies the acquisition period manually set by a user of the system end in the acquisition layer to run in real time.
Furthermore, the acquisition layer comprises a receiving module, a calibration module and a storage module, wherein the receiving module is used for receiving the real-time output power values of all power output ends in the power plant, the calibration module is used for synchronously acquiring the output power values received in the receiving module, calibrating the output power values, and the storage module is used for storing the real-time output power values of all power output ends received by the receiving module after being processed by the calibration module;
the power output system comprises an acquisition module, a calibration module, a storage module, a synchronization layer and a monitoring layer, wherein the acquisition module takes all power output ends in a power plant as receiving targets or takes power output lines connected with the lower level of any power output end as receiving targets when receiving real-time output power values, the acquisition module synchronously applies the receiving module to receive data when taking the power output lines connected with the lower level of any power output end as receiving targets, the calibration module, the storage module, the synchronization layer and the monitoring layer are used as operation processing data, and the storage module synchronously distinguishes and stores the output power values according to the source of the output power value data when storing the output power value data.
Further, in the operation stage of the calibration module, the system end user synchronously transmits power output end configuration parameters corresponding to the power value, and the power output end configuration parameters include: the power output end is connected with the number of electricity utilization users, the length of the power supply line applied by the electricity utilization users is increased, the power type of the electricity utilization users is increased, and the loss proportion of the power supply line is increased in the process of connecting the power output end with the electricity utilization users;
after uploading, the configuration parameters of the power output end are further forwarded to a corresponding storage interval in the storage module for storage by the calibration module.
Furthermore, the loss ratio of the power supply line in the process of connecting the power output end with the power consumption of the power consumer is calculated by the following formula:
wherein: n is the periodic unit power transmission quantity; p (P) cond In order for the conduction loss to be a function of,i is current; r is R on An originating resistor for the transmission; v is a voltage; t (T) j The junction temperature is the junction temperature; t (T) J-test Is a junction temperature reference value; v (V) T Connecting a bus voltage to the power output end; d is the duty cycle; p (P) cap For transmission start-end loss +.>C oss Outputting a capacitance for the power output terminal; f is the power transmission frequency; v (V) ds Drain-source voltage of the power output terminal.
Still further, the cross section of the virtual column model constructed in the construction module is a circle formed by a plurality of groups of sectors, and each group of sectors corresponds to output power data from the same power output end, and the construction operation of the virtual column model comprises: the size of the sector angle of the section, the height of the upright post and the inclination angle of the top surface of the upright post;
the size of the section fan-shaped angle of the virtual upright column model, the height of the upright column and the inclination angle of the top surface of the upright column are set according to the output power data.
Further, the monitoring layer comprises a generating module and an analyzing module, wherein the generating module is used for receiving the virtual column model constructed in the synchronous layer, generating a digital graph based on output power data contained in the received virtual column model, the analyzing module is used for receiving the output power data digital graph generated in the generating module, and applying the output power data digital graph to analyze the output power supply safety of the corresponding power output end;
the generation module receives the virtual upright post model stage, the number of the received virtual upright post model groups is independently decided by a system end user, and the number of the received virtual upright post model groups is not less than three.
Further, when the generating module generates the digital graph by applying the output power data contained in the virtual column model, the source of the applied output power data is any one group of power output terminals contained in the model or all power output terminals contained in the model.
Further, the output power supply safety of the power output terminal is obtained by the following formula:
wherein: n (N) 0-p1 Outputting a power value aggregate value for the first group of virtual column models p 1; n (N) 0-p2 Outputting a power value aggregate value for the second group of virtual column models p 2; n (N) 0-p3 Outputting a power value total value for the third group of virtual column models p 3;the average value of the total result of the extremum of the output power values in p1 and p 2; />The average value of the total result of the extremum of the output power values in p2 and p 3;
wherein, p1, p2, p3 are virtual column models constructed in a continuous alternation period, and the above formula is not exhaustive, and when the number of receiving groups set by the generating module in the stage of receiving the virtual column models is 4, the deformation is obtained by the above formula:
if the above formula is established, the output power supply at the power output terminal is safe, whereas if not, the output power supply is unsafe.
Furthermore, the receiving module is electrically connected with the calibrating module and the storing module through a medium, the storing module is electrically connected with the constructing module through a medium, the constructing module is electrically connected with the designing module and the changing module through a medium, the changing module is electrically connected with the generating module through a medium, and the generating module is electrically connected with the analyzing module through a medium.
In a second aspect, a power plant energy scheduling calibration method comprises the following steps:
step 1: setting a power plant output power data acquisition period, and acquiring power plant output power data in real time according to the acquisition period;
step 2: transmitting power data source power output end configuration parameters;
step 3: receiving power output end configuration parameters, and setting screening logic based on the power output end configuration parameters;
step 31: a power output end configuration parameter screening stage for screening the power output end configuration parameters based on screening logic;
step 4: calibrating each output power data according to the configuration parameters of the power output end obtained by screening;
step 5: scheduling visual monitoring is carried out on the power output end by applying the output power data obtained after calibration;
wherein, the calibration operation for the output power data in the step 4 is expressed as:
wherein: delta N is the calibration result of the output power data; n is an output power value, and n is a periodic unit power transmission quantity or a power output end is designated to be opposite to one power transmission quantity; u is the number of users with power output ends connected with electricity; s is the length of an electric power supply line for connecting the electric power output end with the electric power utilization user; delta is a calibration coefficient, delta=1 when the electricity type of the electric power output end connection electricity utilization user is civil electricity, and delta=1.578 when the electricity type of the electric power output end connection electricity utilization user is non-civil electricity; k is the loss proportion of the power supply line in the process that the power output end is connected with the power consumer and the power is used, and when n is the periodic unit power transmission quantity, K is the loss proportion average value of each power output end contained in the virtual upright column model.
Compared with the prior art, the technical proposal provided by the invention has the following advantages that
The beneficial effects are that:
1. the invention provides a power plant energy scheduling-based visual system, which can bring visual monitoring effects to power plant output power conditions by using collected power plant output power data in the operation process.
2. In the running process of the system, the running of the system is more real-time by the virtual column model changing period and the logic definition of the running period of the system, so that the accuracy of the visual monitoring result of the system is better and the output result is more reliable.
3. The system introduces the power supply line loss ratio when defining the configuration parameters of the power output end, thereby providing more reference data for the system end user by calculating the power supply line loss ratio and further providing necessary data support for the output power data calibration operation in the method.
4. The invention provides a power plant energy scheduling and calibrating method, which is executed through steps in the method, necessary calibration logic is further provided for calibrating an output power value in a system, and a refinement effect is brought to output power data applied in the running process of the system so as to ensure that the running output result of the system is more accurate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a power plant-based energy scheduling visualization system;
FIG. 2 is a flow chart of a power plant based energy scheduling calibration method;
FIG. 3 is a schematic diagram showing the concept of the power plant output power in the present invention;
FIG. 4 is a schematic illustration of a virtual column model in accordance with the present invention;
FIG. 5 is a schematic diagram of an exploded view of a virtual column model according to the present invention;
fig. 6 is a schematic view of a bottom view structure of a virtual column model according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is further described below with reference to examples.
Example 1
The power plant energy scheduling-based visualization system in the embodiment, as shown in fig. 1, comprises an acquisition layer, a synchronization layer and a monitoring layer;
the power plant output power data are collected through the collecting layer, calibration operation is further carried out based on the collected output power data and stored, the synchronizing layer receives the output power data stored in the collecting layer in real time, an output power model is built based on the output power data, real-time iteration operation of the output power model is carried out, the monitoring layer accesses the output power model in the synchronizing layer, an output power digital graph is generated by applying the data in the output power model, and output power supply safety is analyzed based on the digital graph;
the synchronous layer comprises a construction module, a design module and an alternation module, wherein the construction module is used for acquiring output power data stored in the acquisition layer, constructing a virtual upright column model through the output power data, the design module is used for designing an alternation period of the virtual upright column model, the alternation module is used for receiving the alternation period designed by the design module, triggering the construction module to rerun based on the alternation period, re-acquiring the output power data in the acquisition layer and executing construction of the virtual upright column model;
the virtual column model alternation period in the design module obeys the following design logic in design:
wherein: t (T) 0 Setting a value for the previous alternate period; m is the number of sources of the output power data formed by the model; t is the total value of the power output operation time in the setting value of the previous alternate period; n is the total power output; delta is the service under the power output end of the model composition output power data sourceA total value of the number of users to use electricity;the peak-to-peak average value of electricity consumption for the electricity consumption user in the previous alternating period; />The average value of electricity consumption of the electricity consumption user in the previous alternation period is used;
wherein,when x is marked as x > 0, the above simplification yields t=t 0 When x, x < 0, the above formula gives t=t 0 When the collecting layer collects power data output by the power plant, the system end manually sets a collecting period synchronously, the set collecting period is always smaller than the minimum period required by the design logic of the alternating period, and the monitoring layer synchronously applies the collecting period manually set by a user of the system end in the collecting layer to run in real time;
the acquisition layer comprises a receiving module, a calibration module and a storage module, wherein the receiving module is used for receiving the real-time output power values of all power output ends in the power plant, the calibration module is used for synchronously acquiring the output power values received in the receiving module, calibrating the output power values, and the storage module is used for storing the real-time output power values of all power output ends received by the receiving module after being processed by the calibration module;
when the acquisition module receives the real-time output power value, each power output end in the power plant is taken as a receiving target, or a power output line connected with the lower level of any power output end is taken as a receiving target, and when the acquisition module takes the power output line connected with the lower level of any power output end as the receiving target, the synchronous application receiving module receives data, and the data are used as operation processing data for the calibration module, the storage module, the synchronous layer and the monitoring layer, and when the storage module stores the output power value data, the storage module synchronously distinguishes and stores the output power value according to the source of the output power value data;
the monitoring layer comprises a generating module and an analyzing module, wherein the generating module is used for receiving the virtual column model constructed in the synchronous layer, generating a digital graph based on output power data contained in the received virtual column model, the analyzing module is used for receiving the output power data digital graph generated in the generating module, and applying the output power data digital graph to analyze the output power supply safety of a corresponding power output end;
the generation module receives the virtual upright column model stage, the number of the received virtual upright column model groups is independently decided by a system end user, and the number of the received virtual upright column model groups is not less than three;
the receiving module is electrically connected with the calibration module and the storage module through a medium, the storage module is electrically connected with the construction module through the medium, the construction module is electrically connected with the design module and the alternation module through the medium, the alternation module is electrically connected with the generating module through the medium, and the generating module is electrically connected with the analysis module through the medium.
In this embodiment, the receiving module operates to receive real-time output power values of each power output end in the power plant, the calibration module synchronously acquires the output power values received in the receiving module, calibrates the output power values, the storage module post-operates to store the real-time output power values of each power output end received by the receiving module processed by the calibration module, the construction module further acquires output power data stored in the acquisition layer, constructs a virtual column model through the output power data, the design module designs an alternation period of the virtual column model in real time, the alternation period of the design module is received by the alternation module, the construction module is triggered to rerun based on the alternation period, the output power data is re-acquired in the acquisition layer, the construction of the virtual column model is executed, the virtual column model constructed in the receiving synchronization layer is post-operated by the generation module, a digital graph is generated based on the output power data contained in the received virtual column model, and finally the digital graph of the output power data generated in the generation module is received by the analysis module, and the digital graph of the output power data is used to analyze the corresponding power output end output power supply security;
the virtual column model alternation period design logic provides model alternation period design logic which is applied in real time by a system, so that each construction operation of the model is ensured, and construction alternation can be completed in different adaptive periods;
referring to fig. 3, the graph shows distribution states of a plurality of groups of power output ends connected with power plant output power, the power output is completed by the operation of each power output end, and the acquisition condition of output power data is synchronously realized;
referring to fig. 4 to 6, fig. 4 shows a virtual column model, fig. 5 shows a decomposition result of the virtual column model, each decomposed independent column represents output power data of a group of power output ends, fig. 6 shows a top view plan view of the virtual column model, and based on the virtual column model, a column diagram of the output power data can be generated by the heights of the independent columns in the model; the sector diagram of the output power data can be generated through the plane diagram of the model overlooking view angle, the line diagram of the output power data can be generated through the value obtained through the inclination angle of the top surface of the model, and the generated column diagram, sector diagram and line diagram are the digital diagrams, thereby realizing the diversified visual power monitoring effect and beingProvides the necessary data support for the decision of (a).
Example two
On the aspect of implementation, on the basis of embodiment 1, this embodiment further specifically describes a power plant energy scheduling-based visualization system in embodiment 1 with reference to fig. 1:
and in the operation stage of the calibration module, a system end user synchronously transmits power output end configuration parameters corresponding to the power value, wherein the power output end configuration parameters comprise: the power output end is connected with the number of electricity utilization users, the length of the power supply line applied by the electricity utilization users is increased, the power type of the electricity utilization users is increased, and the loss proportion of the power supply line is increased in the process of connecting the power output end with the electricity utilization users;
after uploading, the configuration parameters of the power output end are further forwarded to a corresponding storage interval in the storage module by the calibration module for storage;
the power output end is connected with the power supply line loss proportion of the power utilization process of the power consumer, and the power consumption proportion is calculated by the following formula:
wherein: n is the periodic unit power transmission quantity; p (P) cond In order for the conduction loss to be a function of,i is current; r is R on An originating resistor for the transmission; v is a voltage; t (T) j The junction temperature is the junction temperature; t (T) J-test Is a junction temperature reference value; v (V) T Connecting a bus voltage to the power output end; d is the duty cycle; p (P) cap For transmission start-end loss +.>C oss Outputting a capacitance for the power output terminal; f is the power transmission frequency; v (V) ds Drain-source voltage of the power output terminal.
Through the arrangement, the loss proportion of the power supply line in the power output end connection power utilization user power utilization process is obtained, and necessary data support is provided for the calibration operation of output power data in the method.
As shown in fig. 1, the cross section of a virtual column model constructed in a construction module is a circle formed by a plurality of groups of sectors, and each group of sectors corresponds to output power data from the same power output end, and the construction operation of the virtual column model includes: the size of the sector angle of the section, the height of the upright post and the inclination angle of the top surface of the upright post;
the size of the section fan-shaped angle of the virtual upright column model, the height of the upright column and the inclination angle of the top surface of the upright column are set according to the output power data.
Through the arrangement, construction logic limitation is brought to a virtual column model constructed by applying output power data.
As shown in fig. 1, when the generating module generates the digital graph by applying the output power data contained in the virtual column model, the source of the applied output power data is any one group of power output terminals contained in the model or all the power output terminals contained in the model.
Through the arrangement, logic support can be provided for generating the digital graph, and therefore the target of the power visual monitoring result of the system operation output is limited.
As shown in fig. 1, the output power supply safety at the power output end is obtained by the following equation:
wherein: n (N) 0-p1 Outputting a power value aggregate value for the first group of virtual column models p 1; n (N) 0-p2 Outputting a power value aggregate value for the second group of virtual column models p 2; n (N) 0-p3 Outputting a power value total value for the third group of virtual column models p 3;the average value of the total result of the extremum of the output power values in p1 and p 2; />The average value of the total result of the extremum of the output power values in p2 and p 3;
wherein, p1, p2, p3 are virtual column models constructed in a continuous alternation period, and the above formula is not exhaustive, and when the number of receiving groups set by the generating module in the stage of receiving the virtual column models is 4, the deformation is obtained by the above formula:
if the above formula is established, the output power supply at the power output terminal is safe, whereas if not, the output power supply is unsafe.
Through the calculation, the output power supply safety judgment of the power output end is realized, and the system has a judgment function in the final operation stage.
Example III
On the aspect of implementation, on the basis of embodiment 1, this embodiment further specifically describes a power plant energy scheduling-based visualization system in embodiment 1 with reference to fig. 2:
a power plant-based energy scheduling calibration method comprises the following steps:
step 1: setting a power plant output power data acquisition period, and acquiring power plant output power data in real time according to the acquisition period;
step 2: transmitting power data source power output end configuration parameters;
step 3: receiving power output end configuration parameters, and setting screening logic based on the power output end configuration parameters;
step 31: a power output end configuration parameter screening stage for screening the power output end configuration parameters based on screening logic;
step 4: calibrating each output power data according to the configuration parameters of the power output end obtained by screening;
step 5: scheduling visual monitoring is carried out on the power output end by applying the output power data obtained after calibration;
wherein, the calibration operation for the output power data in step 4 is expressed as:
wherein: delta N is the calibration result of the output power data; n is an output power value, and n is a periodic unit power transmission quantity or a power output end is designated to be opposite to one power transmission quantity; u is the number of users with power output ends connected with electricity; s is the length of an electric power supply line for connecting the electric power output end with the electric power utilization user; delta is a calibration coefficient, delta=1 when the electricity type of the electric power output end connection electricity utilization user is civil electricity, and delta=1.578 when the electricity type of the electric power output end connection electricity utilization user is non-civil electricity; k is the loss proportion of the power supply line in the process that the power output end is connected with the power consumer and the power is used, and when n is the periodic unit power transmission quantity, K is the loss proportion average value of each power output end contained in the virtual upright column model.
In summary, in the above embodiment, the system can bring a visual monitoring effect to the condition of the power plant output power by using the collected power plant output power data in the operation process, and the system builds a virtual column model by using the collected output power data in the power plant output power data collecting stage, so that the generation logic of various power digital graphs can be provided through further representation of the virtual column model, the visual monitoring expression form of the power plant output power condition is diversified, and the purposes of meeting the use requirement of a user at a system end and enhancing the visual monitoring effect of the power plant output power condition are achieved; in addition, in the running process of the system, the running of the system is more real-time by the logic limitation of the virtual upright column model changing period and the system running period, so that the accuracy of the visual monitoring result of the system is better, and the output result is more reliable; meanwhile, when the configuration parameters of the power output end are limited, the system introduces the loss proportion of the power supply line, so that more reference data is provided for a user of the system end by calculating the loss proportion of the power supply line, and necessary data support is further provided for the output power data calibration operation in the method; in addition, the method described in the embodiment provides necessary calibration logic for calibration of the output power value in the system, and the method brings refinement effect to the output power data applied in the running process of the system so as to ensure that the running output result of the system is more accurate.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The energy scheduling visualization system based on the power plant is characterized by comprising an acquisition layer, a synchronization layer and a monitoring layer;
the power plant output power data are collected through the collecting layer, calibration operation is further carried out based on the collected output power data and stored, the synchronizing layer receives the output power data stored in the collecting layer in real time, an output power model is built based on the output power data, real-time iteration operation of the output power model is carried out, the monitoring layer accesses the output power model in the synchronizing layer, an output power digital graph is generated by applying the data in the output power model, and output power supply safety is analyzed based on the digital graph;
the synchronous layer comprises a construction module, a design module and an alternation module, wherein the construction module is used for acquiring output power data stored in the acquisition layer, constructing a virtual upright column model through the output power data, the design module is used for designing an alternation period of the virtual upright column model, the alternation module is used for receiving the alternation period designed by the design module, triggering the construction module to rerun based on the alternation period, re-acquiring the output power data in the acquisition layer and executing construction of the virtual upright column model;
the virtual column model alternation period in the design module obeys the following design logic when in design:
wherein: t (T) 0 Setting a value for the previous alternate period; m is the number of sources of the output power data formed by the model; t is the total value of the power output operation time in the setting value of the previous alternate period; n is the total power output; delta is the sum of the number of power users served by the power output end from which the model forms the output power data;the peak-to-peak average value of electricity consumption for the electricity consumption user in the previous alternating period;to be more than the previousThe power utilization average value of the power utilization users in the stacking period;
wherein,when x is marked as x > 0, the above simplification yields t=t 0 When x, x < 0, the above formula gives t=t 0 And +x, when the acquisition layer acquires power plant output power data, manually setting an acquisition period by the system end in synchronization, wherein the set acquisition period is always smaller than the minimum period required by the design logic of the alternating period, and the monitoring layer synchronously applies the acquisition period manually set by a user of the system end in the acquisition layer to run in real time.
2. The power plant energy scheduling-based visualization system according to claim 1, wherein the acquisition layer comprises a receiving module, a calibration module and a storage module, the receiving module is used for receiving the real-time output power values of all power output ends in the power plant, the calibration module is used for synchronously acquiring the output power values received in the receiving module, calibrating the output power values, and the storage module is used for storing the real-time output power values of all power output ends received by the receiving module processed by the calibration module;
the power output system comprises an acquisition module, a calibration module, a storage module, a synchronization layer and a monitoring layer, wherein the acquisition module takes all power output ends in a power plant as receiving targets or takes power output lines connected with the lower level of any power output end as receiving targets when receiving real-time output power values, the acquisition module synchronously applies the receiving module to receive data when taking the power output lines connected with the lower level of any power output end as receiving targets, the calibration module, the storage module, the synchronization layer and the monitoring layer are used as operation processing data, and the storage module synchronously distinguishes and stores the output power values according to the source of the output power value data when storing the output power value data.
3. The power plant energy scheduling-based visualization system of claim 2, wherein the calibration module is configured to synchronize the system end user to transmit power values corresponding to source power output configuration parameters, the power output configuration parameters comprising: the power output end is connected with the number of electricity utilization users, the length of the power supply line applied by the electricity utilization users is increased, the power type of the electricity utilization users is increased, and the loss proportion of the power supply line is increased in the process of connecting the power output end with the electricity utilization users;
after uploading, the configuration parameters of the power output end are further forwarded to a corresponding storage interval in the storage module for storage by the calibration module.
4. A plant-based energy scheduling visualization system according to claim 3, wherein the power consumption proportion of the power supply line in the power output end connection power consumer power consumption process is calculated by the following formula:
wherein: n is the periodic unit power transmission quantity; p (P) cond In order for the conduction loss to be a function of,i is current; r is R on An originating resistor for the transmission; v is a voltage; t (T) j The junction temperature is the junction temperature; t (T) J-test Is a junction temperature reference value; v (V) T Connecting a bus voltage to the power output end; d is the duty cycle; p (P) cap For transmission start-end loss +.>C oss Outputting a capacitance for the power output terminal; f is the power transmission frequency; v (V) ds Drain-source voltage of the power output terminal.
5. The power plant energy scheduling-based visualization system according to claim 1, wherein the cross section of the virtual column model constructed in the construction module is a circle formed by a plurality of groups of sectors, and each group of sectors corresponds to output power data from the same power output terminal, and the construction operation of the virtual column model comprises: the size of the sector angle of the section, the height of the upright post and the inclination angle of the top surface of the upright post;
the size of the section fan-shaped angle of the virtual upright column model, the height of the upright column and the inclination angle of the top surface of the upright column are set according to the output power data.
6. The power plant energy scheduling-based visualization system according to claim 1, wherein the monitoring layer comprises a generating module and an analyzing module, the generating module is used for receiving the virtual column model constructed in the synchronization layer, generating a digital graph based on the output power data contained in the received virtual column model, the analyzing module is used for receiving the output power data digital graph generated in the generating module, and applying the output power data digital graph to analyze the output power supply safety of the corresponding power output end;
the generation module receives the virtual upright post model stage, the number of the received virtual upright post model groups is independently decided by a system end user, and the number of the received virtual upright post model groups is not less than three.
7. The plant-based energy scheduling visualization system of claim 6, wherein the generation module, when generating the digital graph using the output power data contained in the virtual column model, uses the output power data from any one of the set of power outputs contained in the model or all of the power outputs contained in the model.
8. The plant-based energy scheduling visualization system of claim 6, wherein the output power supply safety of the power output is determined by the following formula:
wherein: n (N) 0-p1 Outputting a power value aggregate value for the first group of virtual column models p 1; n (N) 0-p2 Outputting a power value aggregate value for the second group of virtual column models p 2; n (N) 0-p3 Outputting a power value total value for the third group of virtual column models p 3;the average value of the total result of the extremum of the output power values in p1 and p 2; />The average value of the total result of the extremum of the output power values in p2 and p 3;
wherein, p1, p2, p3 are virtual column models constructed in a continuous alternation period, and the above formula is not exhaustive, and when the number of receiving groups set by the generating module in the stage of receiving the virtual column models is 4, the deformation is obtained by the above formula:
if the above formula is established, the output power supply at the power output terminal is safe, whereas if not, the output power supply is unsafe.
9. The power plant energy scheduling-based visualization system according to claim 2, wherein the receiving module is electrically connected with the calibration module and the storage module through a medium, the storage module is electrically connected with the construction module through a medium, the construction module is electrically connected with the design module and the alternation module through a medium, the alternation module is electrically connected with the generating module through a medium, and the generating module is electrically connected with the analysis module through a medium.
10. A method for calibrating energy scheduling based on a power plant, the method being implemented on a visualization system based on energy scheduling of a power plant according to any one of claims 1-4, comprising the steps of:
step 1: setting a power plant output power data acquisition period, and acquiring power plant output power data in real time according to the acquisition period;
step 2: transmitting power data source power output end configuration parameters;
step 3: receiving power output end configuration parameters, and setting screening logic based on the power output end configuration parameters;
step 31: a power output end configuration parameter screening stage for screening the power output end configuration parameters based on screening logic;
step 4: calibrating each output power data according to the configuration parameters of the power output end obtained by screening;
step 5: scheduling visual monitoring is carried out on the power output end by applying the output power data obtained after calibration;
wherein, the calibration operation for the output power data in the step 4 is expressed as:
wherein: delta N is the calibration result of the output power data; n is an output power value, and n is a periodic unit power transmission quantity or a power output end is designated to be opposite to one power transmission quantity; u is the number of users with power output ends connected with electricity; s is the length of an electric power supply line for connecting the electric power output end with the electric power utilization user; delta is a calibration coefficient, delta=1 when the electricity type of the electric power output end connection electricity utilization user is civil electricity, and delta=1.578 when the electricity type of the electric power output end connection electricity utilization user is non-civil electricity; k is the loss proportion of the power supply line in the process that the power output end is connected with the power consumer and the power is used, and when n is the periodic unit power transmission quantity, K is the loss proportion average value of each power output end contained in the virtual upright column model.
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