CN-121997703-A - New energy station simulation modeling data management system

CN121997703ACN 121997703 ACN121997703 ACN 121997703ACN-121997703-A

Abstract

The invention relates to the technical field of simulation modeling, in particular to a new energy station simulation modeling data management system which comprises a waveform response section identification module, a control behavior matching extraction module, a delay section data complement module, a response path sequence adjustment module and a simulation structured data management module. According to the invention, a start-stop frame point is defined by extracting continuous fluctuation signals in new energy operation data, a time comparison is carried out by combining control actions, a response dislocation area is identified by each first frame, an interruption section is complemented according to fluctuation trend of adjacent frame points and an original sequence is followed, an actual response path is sequentially adjusted and positioned for cross frame sections, frame section fragments are spliced according to a source channel and a time sequence to form a structured data sequence, synchronous association of the control signals and a response process on a time axis is promoted, time sequence subsection analysis capability of control actions is enhanced, continuity and consistency of frame point distribution are maintained, and reconstruction requirements of a response chain are supported.

Inventors

HU CHAO
WANG QI
QI ZHIHUI
ZHANG ZHAO
WANG QINGSHEN
REN LIANG
XUE ZHENLEI
HUANG PENGFEI

Assignees

新电(湖北)测试有限公司

Dates

Publication Date: 20260508
Application Date: 20251217

Claims (10)

1. A new energy station simulation modeling data management system is characterized in that the system comprises: The waveform response segment identification module acquires reactive control signals, voltage response tracks and frequency disturbance sequences in the operation data of the new energy station, scans each group of frame data, searches for continuous fluctuation segments, extracts start and stop frame points according to the change direction, and segments according to the data channels to obtain grouping response behavior segments; the control behavior matching extraction module extracts signal sending time of control actions in the station based on the grouping response behavior segments, compares the first frame of each segment with corresponding time, segments and delimits a time interval when the time intervals are inconsistent, and obtains unaligned control response segments; The delay section data complement module extracts the change trend of the position and the direction of the adjacent frames based on the unaligned control response section, supplements the frame points of the interruption area according to the fluctuation trend and connects the original sequence in sequence to obtain a continuous response data structure; The response path sequence adjusting module identifies the sequence of staggered frame segments based on the continuous response data structure, positions adjacent segments in a time pushing mode and updates the frame point positions to obtain a channel sequence mapping structure; and the simulation structured data management module extracts head and tail frame points of each section based on the channel sequence mapping structure, and extends the head and tail frame points to the original sequence position according to the starting time to obtain a continuous data frame extending result.
2. The new energy station simulation modeling data management system according to claim 1, wherein the grouping response behavior segment comprises continuous fluctuation point position distribution, two-end frame positions, a segmented signal sequence, differentiated data blocks and frame segment start-stop times, the unaligned control response segment comprises an unsynchronized first frame time position, a corresponding control instruction time point and a time interval dislocation segment, the continuous response data structure comprises a start-stop frame point, an adjacent frame signal change trend, a transition filling frame position, a filling process segment form and a channel extension result, the channel sequence mapping structure comprises a response signal start position, a signal segment frame point, a time interval cross relation and a frame point update sequence, and the continuous data frame extension result comprises a data segment start time sequence, a first-end frame position, an adjacent segment time interval and a frame point linear propulsion path.
3. The new energy station simulation modeling data management system of claim 1, wherein the voltage response track refers to a time-varying sequence of voltage fluctuations in the new energy station operational data; the frequency disturbance sequence refers to a frequency frame point sequence extracted from operation data and represents the change trend of frequency due to disturbance and control behavior.
4. The new energy station simulation modeling data management system according to claim 1, wherein the interrupt area frame points refer to interrupt segments generated by data missing, direction jump and frame point dislocation in a response sequence; the original sequence position refers to the position of the frame point and the data fragment in the original channel time sequence.
5. The new energy site simulation modeling data management system of claim 1, wherein the waveform response segment identification module comprises: The sequence data scanning sub-module acquires a control signal sequence in the operation data of the new energy station, reads voltage, current and frequency data frames, tracks the amplitude change direction between adjacent frame points in each group of channels, screens frame segments with continuous fluctuation directions, and cuts out a continuous fluctuation time range to obtain a fluctuation point position interval list; the signal boundary extraction submodule reads the signal fluctuation direction and the amplification proportion based on each section of frame sequence in the fluctuation point position interval list, positions the start and stop frame point position of each section of fluctuation, separates out the frame position with the prominent front-back change, separates the section frame point range in the channel, and obtains a frame section boundary index set; And the response segment generation submodule divides the frame segments corresponding to the original channel sequence positions based on the frame segment information listed by the frame segment boundary index set, distinguishes response segments according to channel sources, and performs serial number homing on segmented content in channel data to obtain a grouping response behavior segment.
6. The new energy site simulation modeling data management system of claim 1, wherein the control behavior matching extraction module comprises: The first frame alignment analysis submodule extracts control signal instruction sending time corresponding to time based on the initial time of each first frame in the grouping response behavior section, compares the time interval between the first frame and the control signal, identifies sections with inconsistent intervals, judges the response sequence state according to the sequence of the first frame time and the control signal time, and obtains a first frame time association item list; the instruction time association submodule extracts paragraphs with front-back offset of the first frame time and the control signal time based on the first frame time association item list, analyzes the interval state of the initial frame and the instruction time in the sequence according to time sequence, and obtains a response dislocation frame segment index set; And the response segment splitting processing submodule locates the front-back extension interval of each segment corresponding to the frame point based on the response dislocation frame segment index set, splits a time block deviating from the control signal from the original response data, and re-hooks the parts before and after fracture to the corresponding sequences according to the frame sequence numbers to obtain unaligned control response segments.
7. The new energy site simulation modeling data management system of claim 1, wherein the delay section data complement module comprises: The frame segment positioning sub-module extracts the starting frame point and the ending frame point of each segment based on the frame segment position in the unaligned control response segment, analyzes the amplitude direction change of the adjacent frame points, compares the corresponding time indexes according to the displacement relation between the frame points, recovers the relation between the starting frame point and the ending frame point and the peripheral frame point according to the original sequence order, and cuts out an index interval corresponding to the interruption in the frame segment to obtain an interruption frame interval index; the trend pushing sub-module extracts the direction change and amplitude change of the adjacent frame points at two sides based on the start-stop frame points with corresponding numbers in the index of the break frame interval, analyzes the change characteristics of the frame points in the break interval, and accesses the point row in a sequential numbering mode to obtain a trend pushing sequence; And the sequence extension submodule analyzes the content of adjacent frame points in the original sequence based on the sequence of the frame points in the trend transition sequence, accesses the supplementing frame points at the corresponding numbered positions, combines the trend forward and backward time propulsion of the sequence, extends the supplementing content frame points, and links the frame point relationship to obtain the continuous response data structure.
8. The new energy site simulation modeling data management system of claim 1, wherein the response path sequence adjustment module comprises: The time index extraction submodule extracts a frame point position of each section of initial frame point and the first occurrence of the current response signal based on the initial time and the frame section position of each response sequence in the continuous response data structure, reads the number distribution of the response time sequence, and compares the response initial frame index in the same time section to obtain an initial frame point index sequence; The frame segment relation judging submodule compares the time indexes of adjacent frame segments in the initial frame point index sequence based on the time sequence relation between the frame segments, extracts the frame segment numbers which are intersected with each other, analyzes the logical sequence positions between the frame segments according to the time sequence, and obtains a frame segment intersection relation list; And the frame point position updating submodule reads the position information of the corresponding frame points in the original response sequence based on each group of frame segment numbers which are staggered mutually in the frame segment cross relation list, sequentially updates the frame point index mapping relation for each section of frame point index along the time advancing direction, and sequentially updates the frame point storage positions in the original sequence channel by replacing the content to obtain the channel sequence mapping structure.
9. The new energy station simulation modeling data management system according to claim 8, wherein the process of extracting the first occurrence of the frame point of each section of the initial frame point and the current response signal is that based on the time index in the continuous response data structure, the frame point with the time index at the initial position of the sequence is used as the initial frame point, and the frame point which is changed for the first time in the amplitude direction and is led out by the change is used as the frame point which is first occurrence of the current response signal; The process of comparing the time sequence relationship between the frame segments is to judge that time crossing exists between two frame segments when the time index of the starting frame point of the next frame segment enters the time index range of the previous frame segment in the adjacent frame segments by taking the time index of the starting frame point as a reference; The process of updating the frame point index mapping relation sequentially for each section of frame point index along the time advancing direction is that when the starting frame point time index of any frame section number in the frame section cross relation list is in the starting and ending time index range of another frame section number, the replacement processing is executed for the frame point indexes positioned in the cross range in the time index sequence from front to back, and the replaced frame point indexes are rearranged in a mode of keeping continuous advancing at the adjacent intervals of the original channel frame sequence.
10. The new energy site simulation modeling data management system of claim 1, wherein the simulation structured data management module comprises: The channel data extraction submodule extracts the positions of a start frame and an end frame of each segment based on the data segments with consistent sources in the channel sequence mapping structure, and reads the start and stop positions of the frame segments in the channel according to the time index to obtain a channel frame bit information set; The inter-frame connection pushing sub-module extracts start and stop time points of adjacent frame segments based on the frame segment positions in the channel frame bit information set, reads interval data according to the time pushing direction, extracts frame segment interval contents according to the sequence of the front frame and the back frame and translates the frame segment interval contents into a time sequence to obtain a time pushing segment sequence; And the frame sequence extension processing sub-module extracts frame point content according to time numbers based on the propulsion paths in the time propulsion segment sequence, inserts the data frames into corresponding positions, and embeds the sequence paths according to the original channel sequence to obtain a continuous data frame extension result.

Description

New energy station simulation modeling data management system Technical Field The invention relates to the technical field of simulation modeling, in particular to a new energy station simulation modeling data management system. Background The technical field of simulation modeling relates to modeling and simulating operation behaviors of electric equipment and new energy stations based on mathematical models and simulation tools, comprising wind turbine generator set and photovoltaic unit modeling, SVG dynamic response modeling, power station electric topology construction, PSASP transient simulation, voltage ride through evaluation, electric energy quality calculation and other matters, the traditional new energy station simulation modeling data management system is a manual management mode for completing modeling parameter collection, model input, simulation calculation and data archiving in a new energy station grid access test, and aims at the technical matters of extracting fan controller parameters, acquiring SVG response data, inputting wiring topology, constructing a model in a PSASP and executing simulation, and complete whole process management by means of manually setting working conditions, inputting data, comparing waveforms, arranging parameter cards, simulating curves and the like, wherein the modeling data is generally stored in a scattered manner in a folder form, and lacks a unified management mechanism. In the prior art, modeling parameters are arranged and simulation models are input in a manual mode, the process depends on a single-point operation link, an automatic extraction mechanism is lacking in a control response time sequence, so that response offset positions and start-stop frame offset intervals cannot be identified, when signal fluctuation interruption or response offset is encountered, a frame section structure processing flow facing a time axis is lacking, partial signal loss and data link breakage phenomena exist, a continuous change process of response frame points cannot be tracked, sequence misjudgment and control behavior confusion are easily caused in a scene needing to restore a complete response path or analyze response rules, and the logic consistency and scene reconstruction accuracy of simulation data are affected. Disclosure of Invention In order to solve the technical problems in the prior art, the embodiment of the invention provides a new energy station simulation modeling data management system. In one aspect, a new energy station simulation modeling data management system is provided, the system includes: The waveform response segment identification module acquires reactive control signals, voltage response tracks and frequency disturbance sequences in the operation data of the new energy station, scans each group of frame data, searches for continuous fluctuation segments, extracts start and stop frame points according to the change direction, and segments according to the data channels to obtain grouping response behavior segments; the control behavior matching extraction module extracts signal sending time of control actions in the station based on the grouping response behavior segments, compares the first frame of each segment with corresponding time, segments and delimits a time interval when the time intervals are inconsistent, and obtains unaligned control response segments; The delay section data complement module extracts the change trend of the position and the direction of the adjacent frames based on the unaligned control response section, supplements the frame points of the interruption area according to the fluctuation trend and connects the original sequence in sequence to obtain a continuous response data structure; The response path sequence adjusting module identifies the sequence of staggered frame segments based on the continuous response data structure, positions adjacent segments in a time pushing mode and updates the frame point positions to obtain a channel sequence mapping structure; and the simulation structured data management module extracts head and tail frame points of each section based on the channel sequence mapping structure, and extends the head and tail frame points to the original sequence position according to the starting time to obtain a continuous data frame extending result. As a further scheme of the invention, the grouping response behavior segment comprises continuous fluctuation point position distribution, two end frame positions, a segmented signal sequence, a differentiated data block and frame segment start-stop time, the unaligned control response segment comprises an unsynchronized first frame time position, a corresponding control instruction time point and a time interval dislocation segment, the continuous response data structure comprises a start-stop frame point, an adjacent frame signal change trend, a transition filling frame position, a completion process segment form and a channel extension resul