161results about How to "Reduce configuration costs" patented technology

The invention provides a data interaction method and device based on a shared memory, virtual electronic equipment and a storage medium, and the method comprises the steps: responding to a detected packet sending request of a first application for a first protocol stack of first virtual network equipment, and calling a first packet sending function; encapsulating the to-be-sent data into a first data packet based on the first packet sending function; obtaining a storage address of the first data packet, and mapping the storage address in a mode of directly accessing a mapping interface by a memory to obtain a mapped physical address; and filling the physical address into a corresponding position of the descriptor of the first virtual network equipment, and updating the position of a tail pointer of the descriptor. The RC and the EP are registered as the virtual network card through the network driving technology, so that the communication function can be realized through the PCIE slot and by means of the PCIE connecting line, data message transmission can be realized without the aid of peripheral equipment such as the network card, the stability of data transmission is improved, and the configuration cost of hardware is saved.

The invention discloses an energy-saving aging device for energy storage converters, an aging control method and a storage medium, and is characterized in that the AC side of a first energy storage converter group and the AC side of a second energy storage converter group are connected in parallel, and the DC side of the first energy storage converter group and the DC side of the second energy storage converter group are connected in parallel; simple connection between the first energy storage converter group and the second energy storage converter group is achieved, stable connection of the first energy storage converter group and the second energy storage converter group under the multi-machine condition is ensured, the overall configuration cost of the circuit can be reduced, and particularly in a preset aging period, the stability of the circuit is improved. The charging and discharging state of the first energy storage converter group and the charging and discharging state of the second energy storage converter group are set to be opposite, so that the first energy storage converter group and the second energy storage converter group can complete complete charging and discharging work in the energy storage converter energy-saving aging device within the preset aging period, excessive external power does not need to be introduced, and the purpose of highly saving energy is achieved.

The invention relates to the field of ship transportation, and discloses a device for liquefying boil-off gas of an LNG cabin and a liquid ammonia cabin through ship liquid hydrogen cold energy. The device comprises a cold box heat exchanger, wherein a liquid hydrogen cabin and an LNG tank / liquid ammonia cabin are both communicated with the cold box heat exchanger; a liquid hydrogen boil-off gas circulation passage is arranged between the cold box heat exchanger and the liquid hydrogen cabin, and liquid hydrogen boil-off gas flows into the cold box heat exchanger from the liquid hydrogen cabin through the passage; an LNG / liquid ammonia boil-off gas circulation passage is arranged between the cold box heat exchanger and the LNG tank / liquid ammonia cabin, and LNG / liquid ammonia boil-off gas flows into the cold box heat exchanger from the LNG tank / liquid ammonia cabin through the passage; an LNG / liquid ammonia circulation channel is further arranged between the cold box heat exchanger and the LNG tank / liquid ammonia cabin, and LNG / liquid ammonia flows into the cold box heat exchanger from the LNG tank / liquid ammonia cabin through the channel. According to the device, effective utilization of the cold energy of the hydrogen evaporation gas is achieved, and the energy consumption in the LNG or liquid ammonia evaporation gas cooling and liquefying process is further reduced.

The invention relates to a functional integrated seat, which comprises a seat, a backrest, armrests arranged on two sides of the seat and back lugs arranged on two sides of the backrest, a seat frame, a backrest frame, armrest frames and back lug frames are respectively arranged on the inner sides of the seat, the backrest, the armrest frames and the back lugs, the backrest frame and the armrest frames are detachably arranged on two sides of the seat frame, and the back lug frames are detachably arranged on two sides of the backrest frame. The whole seat is detachable, the backrest frame and the armrest frames are detachably arranged on the two sides of the seat frame, the back lug frames are detachably arranged on the two sides of the backrest frame, disassembly and assembly are very convenient, the packaging utilization rate can be maximized, and the transportation cost is reduced. Meanwhile, all the parts are formed by integrally welding iron pipes, wood materials are removed, the environment is protected, the structural firmness is improved, formaldehyde is removed, the containing space in the seat frame is large, a backrest, armrests and other parts can be placed in the seat frame, the packaging size is further reduced, the transportation cost is reduced, the loading quantity is increased, and the space utilization rate is increased.

The invention relates to the technical field of plastic processing automation equipment, in particular to full-automatic transfer printing and laser etching detection equipment applying a machine vision algorithm, which comprises a conveying device, a feeding device, a transfer printing device, a laser etching device, a vision detection device, a discharging device and a control system, the transfer printing device, the laser etching device and the visual detection device are sequentially installed in the conveying direction of the conveying device, the feeding device places a workpiece on the conveying device, the workpiece sequentially passes through the transfer printing device, the laser etching device and the visual detection device, and therefore printing, laser etching and detection operation of the workpiece is completed. The discharging device is installed at the tail end of the conveying device and used for conducting discharging operation on the operated workpieces. And the control system controls the equipment to operate automatically. In conclusion, by integrating the functions of pad printing, laser etching and automatic detection, automatic production is achieved, the production efficiency is improved, the labor cost is reduced, and meanwhile the stability and consistency of the product quality are ensured.

The invention provides an information configuration method and related equipment, which can be used in the technical field of computer software. The method comprises the following steps: acquiring configuration information corresponding to a target scene, wherein the configuration information comprises a table identifier and configuration data; determining a plurality of configuration tables, the plurality of configuration tables including a scene table, a configuration item table and a configuration item value table, the scene table being used for storing scene information of a plurality of scenes, the configuration item table being used for storing configuration item information of a plurality of configuration items, and the configuration item value table being used for storing value information of the plurality of configuration items; and according to the table identifier in the configuration information, determining a target configuration table in the plurality of configuration tables, and writing the configuration data in the configuration information into the target configuration table. By adopting the embodiment of the invention, the configuration cost can be reduced, and the configuration expandability is improved.

The invention discloses a temperature control structure of a new energy vehicle. The temperature control structure comprises a heat exchange plate and a driving structure. At least part of the heat exchange plate extends into a battery pack accommodating cavity of the vehicle and is arranged to be capable of moving close to or away from a battery pack; and the driving structure is arranged to be capable of driving the heat exchange plate and the battery pack to be compressed or separated. According to the temperature control structure, the temperature control structure such as the heat exchange plate is relatively independent from the battery pack, and the heat exchange plate structure capable of controlling compression and separation cooperation with the battery pack is designed, so that the water cooling plate can be independently disassembled, repaired and replaced conveniently, the maintenance cost is reduced, the water cooling plate pipeline butt joint step during disassembly and assembly of the battery pack is omitted, and the disassembly difficulty of the battery pack is reduced; the service life of the heat exchange structure is prolonged, the fault and damage probability is reduced, when the battery pack needs to be disassembled, the heat exchange plate is actively separated, and the operation difficulty of disassembling or plugging the battery pack is further reduced. The invention further relates to a battery compartment and a battery-changing type new energy vehicle.

The invention provides an audio recognition method and system, electronic equipment and a storage medium, and the method comprises the steps: inputting the acoustic features of a to-be-recognized audio of a single channel into a conversion point detector in an audio recognition model, and obtaining a timestamp vector corresponding to a speaker conversion point in the to-be-recognized audio; inputting the acoustic features and timestamp vectors corresponding to the speaker conversion points into a fragment detector in an audio recognition model to obtain an audio fragment of a single speaker and overlapped audio fragments of multiple speakers in the audio to be recognized; and determining input information according to the voiceprint feature corresponding to the audio clip of the single speaker and the voiceprint features corresponding to the overlapped audio clips of the plurality of speakers, and inputting the input information to an estimator in the audio recognition model to obtain the number of speakers in the audio to be recognized. According to the invention, the accuracy of speaker number estimation is ensured, the configuration cost is reduced, and the adaptability of audio recognition is improved.

The invention provides a security check system and a security check method thereof, and the system comprises a security check device which is used for scanning a detected object and generating a scanning image; the first image discrimination station is used for generating a first image discrimination result according to the scanned image; the second image discrimination station is used for generating a second image discrimination result according to the scanned image; the first inspection station is arranged in a first inspection area and is used for performing unpacking inspection on suspicious luggage based on the first graph judgment result and the second graph judgment result; the second inspection station is arranged in a second inspection area and is used for performing unpacking inspection on suspicious luggage based on the first graph judgment result and the second graph judgment result; and a control system, wherein the security inspection device, the first image discrimination station, the second image discrimination station, the first inspection station and the second inspection station are in communication connection with the control system. The security check system has the functions of civil aviation security check and customs security check, the configuration cost of the security check system is effectively reduced, and the security check efficiency is improved.

The invention relates to the field of streaming data processing, in particular to a real-time data processing service configuration method and device and related equipment. The method comprises the steps of determining task information of a first task in response to process editing of a real-time data processing service corresponding to the first task on a first interface by a user; in response to a received starting signal used for indicating to start the first task, sending task information of the first task to the Zookeeper for storage according to the starting signal, and enabling a sentinel service monitoring the task information of the first task to call the task information of the first task stored in the Zookeeper to an Flink cluster, the task configuration module is used for the Flink cluster to configure real-time data processing service corresponding to the first task according to the task information of the first task. The technical problem that time and labor are consumed in the process of adjusting codes of data processing logic in the prior art can be solved.

The invention provides an equipment control method and device, equipment and a storage medium, and relates to the technical field of Internet of Things. The method comprises the following steps: determining the space triggering capability of a target space; the space triggering capability is obtained by mapping the device triggering capability of at least one device in the target space; if it is monitored that the space triggering capability meets a space triggering condition in a configured space linkage scheme, determining a space execution action associated with the space triggering condition in the space linkage scheme; the space execution action indicates the space execution capability of the target space under the condition that the space triggering condition is met; and determining at least one target device of which the device execution capability accords with the space execution capability based on a mapping relationship between the device execution capability of each device in the target space and the space execution capability, and controlling each target device to execute a space execution action respectively. According to the invention, the problems of relatively high configuration cost of a user and relatively low execution success rate of equipment control in related technologies are solved.

The invention discloses a file system event processing method and device based on an intelligent filtering rule, and the method comprises the steps: obtaining a file system original event of a monitoring directory, carrying out the cross-platform standardization processing, and extracting event feature vectors of four dimensions: time, a file, a process and a path; the method comprises the following steps: constructing a rule base containing software operation modes such as an editor, a compiler and a version control tool, performing mode matching on an event sequence, calculating confidence, determining a filtering strategy type based on a matching result, executing corresponding processing, and dynamically optimizing system parameters through statistical analysis. The technical problems that an existing file monitoring system is serious in event redundancy and frequent in false triggering are solved, effective file operation and temporary intermediate operation can be intelligently distinguished, invalid synchronous triggering is greatly reduced, the accuracy is improved to 95% or above from 60-70% of a traditional scheme, and invalid event processing is reduced by 90% or above.

The invention relates to the technical field of secure communication between a cloud SaaS service and a local tenant service, in particular to a secure communication method and system for an SaaS platform and a local service without a public network IP, the method comprises the SaaS service of the cloud SaaS platform and the local service of a tenant end, and the method comprises the following steps: adding a cloud communication transmission unit on the cloud SaaS platform; and adding a local end communication transmission unit at a tenant end, and on this basis, the method comprises the following steps: S1, sending an HTTP request by SaaS service; s2, after receiving the HTTP request of the SaaS service, the cloud communication transmission unit packages and forwards the HTTP request; s3, the local end communication transmission unit calls a local service interface in an HTTP (Hyper Text Transport Protocol) mode after decapsulation; s4, the local service returns an HTTP response to the local end communication transmission unit; and S5, the cloud communication transmission unit obtains the response result and returns the response result to the SaaS service. The method does not need to depend on a public network IP, the network configuration cost is effectively reduced, and the safety and usability are improved.

The invention discloses an electric hoist driver suitable for various front mounting directions, which comprises a flip cover, a bottom layer power assembly, a film key and at least two of a first direction conversion assembly, a second direction conversion assembly, a third direction conversion assembly and a fourth direction conversion assembly, and one is selected to be assembled with the bottom-layer power assembly, the flip cover and the film key. The direction changing assemblies in different directions are selected to adapt to various electric hoists with different hoisting and wire outlet directions, the same driver is used, on the premise that the wiring direction adapts to the wire outlet direction of the hoists, the direction of an operation display interface of the driver is always kept consistent with the hoisting direction of the hoists (upward), and the operation efficiency of the electric hoists is improved. And moreover, the implementation cost is low, the universality and interchangeability of accessories such as the bottom-layer power assembly, the membrane keyboard and the flip cover are good, and the production cost and the configuration cost can be reduced.

The embodiment of the invention provides an attack and defense drill configuration method and device in a cloud native environment and electronic equipment, and the method comprises the steps: obtaining a first application definition file corresponding to a target container in response to a received attack and defense drill configuration instruction; performing configuration modification on the first application definition file to obtain a second application definition file; the execution of configuration modification comprises: adding or deleting an installation instruction of the probe; the probe is an application program used for executing attack and defense drilling; and deploying the second application definition file on the cloud native platform, so that the cloud native platform creates a container for opening or closing the attack and defense drill function based on the second application definition file. On the premise that a business party does not need to issue a version on line, switching of the attack and defense drill function of a specific container is completed. And an implementation party of the attack and defense drill is supported to implement high-standard random-time attacks.

This application belongs to the field of data acquisition technology, and particularly relates to a multi-protocol intelligent data acquisition method, system, device, and medium for energy storage power stations. The method includes: acquiring actual message data from energy storage power station devices based on an initial acquisition frequency; identifying the protocol type of the actual message data based on a pre-stored protocol feature library and a hybrid matching algorithm; adjusting the initial acquisition frequency in real time according to the protocol type and the real-time data volume; generating parsing instructions based on the protocol type and its corresponding parsing strategy template; parsing the message data according to the parsing instructions to extract valid data; and preprocessing the parsed valid data to obtain target data. This application improves the efficiency of data acquisition in energy storage power stations.

The present invention relates to a dorsal root ganglion electrical stimulation system for transforaminal puncture, which comprises: a stimulation device for applying electrical stimulation to a patient's dorsal root ganglion; a user end used by the patient and / or medical staff; and a hospital end communicatively connected to the user end. The control unit configured by the stimulation device can be communicatively connected to the user end, and the stimulation instruction to be adjusted is input through the operating components configured on the control unit and / or the user end. The control unit can verify whether the stimulation instruction is accompanied by verification information issued by the hospital end. After receiving feedback from the control unit that is not accompanied by verification information from the hospital end, the user end can upload data information including the stimulation instruction to the hospital end, so as to automatically and / or manually determine the stimulation instruction by medical staff, wherein the stimulation instruction to be adjusted includes adjustment of one or more parameters in the frequency, pulse width, duration and intensity of the stimulation, as well as the duration and interval of the treatment.

This application discloses a data processing method, apparatus, storage medium, and program product, belonging to the field of data quality inspection technology. The data processing method includes: acquiring a first quality inspection algorithm and a second quality inspection algorithm; the first quality inspection algorithm is constructed based on a preset set of anomaly detection rules and is used to detect general anomalies in the data to be processed; the second quality inspection algorithm is constructed based on data processing rules input by the user and is used to detect target anomalies in the data to be processed; the data processing rules are determined based on the business information of the data to be processed; based on the business information of the data to be processed, the execution strategies of the first and / or second quality inspection algorithms are matched, and a target quality inspection algorithm is determined according to the execution strategies; based on the target quality inspection algorithm, quality analysis is performed on the data to be processed to generate a quality score for the data to be processed. The data processing method of this application achieves multi-faceted quality inspection, improving the coverage and accuracy of data quality inspection.

A kind of electric hydrogen heat hybrid energy storage capacity configuration method for smoothing sea wind fluctuation, comprising the following steps: step 1: construct the dynamic temperature model of alkaline electrolyzer (alkaline electrolyzer, AEL), the model is used to characterize the thermal state evolution process of AEL under variable condition;Step 2: based on the dynamic temperature model, combine the preset thermal safety threshold and minimum continuous operation time, formulate AEL self-temperature maintenance operation strategy;Step 3: according to daily offshore wind fluctuation, and combined with the thermal state availability that AEL self-temperature maintenance strategy can maintain, construct dynamic interaction interval model, determine the collaborative action boundary between electric energy storage and hydrogen energy storage;Step 4: based on the dynamic interaction interval constructed in step 3, construct the energy management strategy of hybrid energy storage system;Step 5: based on the dynamic temperature model of step 1, the AEL self-temperature maintenance strategy of step 2, the dynamic interaction interval model of step 3 and the energy management strategy of step 4, construct the capacity configuration optimization model and capacity configuration evaluation model of electric hydrogen heat hybrid energy storage system.

The utility model relates to the technical field of building detection, in particular to a ground misfire performance detection device. The device comprises a box body, a convex edge, a bottom plate, a clamping mechanism and an inner supporting cylinder, a grinding wheel is movably arranged in the box body, and a limiting hole is formed in the side wall of the box body; the two protruding edges are connected to the two opposite side walls in the opening respectively, the width of the protruding edges is larger than that of the opening, and sliding grooves with the length larger than that of the opening are formed in the protruding edges. The bottom plate is provided with a sliding shaft and a limiting block, the bottom plate is in rotatable sliding fit with the sliding groove through the sliding shaft, and when the bottom plate slides, the opening can be blocked, and the limiting block is matched with the limiting hole to limit rotation of the bottom plate; the clamping mechanism is connected with the bottom plate and located in the clamping groove. The inner supporting cylinder is in sliding connection with the box body, the inner supporting cylinder can be controlled to slide so that the end of the inner supporting cylinder can penetrate through the opening to be located outside the box body, and the grinding wheel is located in the inner supporting cylinder. The structure does not need to be split, and use is more convenient.

This application provides a data transmission method, a network interface card (NIC) for a data receiving end, an electronic device, and a storage medium. The data transmission method is applied to the NIC of the data receiving end. The NIC writes data to the host memory of the data receiving end via a bus. The data transmission method includes: if the bus bandwidth resources required for the NIC to write the target data to the host memory exceed the bus bandwidth resources available to the NIC, then writing a portion of the target data to the NIC's NIC buffer; the NIC buffer includes a first memory buffer configured for the NIC based on its on-chip memory and a second memory buffer configured for the NIC based on its onboard memory; the data sending end sends the target data to the data receiving end via remote direct memory access; and a portion of the data is written from the NIC buffer to the host memory. The solution of this application can better avoid data packet loss problems when facing sudden traffic surges.

This invention, entitled "A Distributed Hybrid Interleaved Batch Scheduling Method and System for Parallel Production Lines," belongs to the field of production line scheduling. It addresses the problem of minimizing inventory and stockout costs. The method includes: complete delivery based on vehicle model bill of materials; each production line comprises multiple sequentially connected stages, with the same set of dies only allowed on one production line at any given time; during the stamping stage, only one production line can utilize the stamping die to process the corresponding sub-batch; a consistent sub-batch partitioning strategy is adopted for the same batch, ensuring that the quantity and corresponding dimensions of each sub-batch remain unchanged in subsequent processing stages after partitioning; the dimensions between different sub-batches can be determined by the selected sub-batch partitioning rules; alternating processing of sub-batches from different batches is allowed on the same production line; each sub-batch can only be processed by one production line in each stage; the scheduling objective is to minimize the total sum of inventory and stockout costs while achieving complete delivery.

The application discloses a kind of distributed cluster endoscope network aggregation method and endoscope system, belong to medical equipment technical field, the method is based on the system implementation, the method includes determining dispatcher and establishing the self-organizing network of system network and dispatcher election step, complete each endoscope host available resource evaluation available resource value evaluation step, determine applicant and sharer resource allocation step, applicant and sharer data interaction to realize the data transmission step of computing power sharing.This scheme can be implemented in the environment without central server, realize the dynamic computing power aggregation and task scheduling between different performance endoscope host.

The invention provides low-current stress non-isolated active back-end DC / DC converter equipment and a control method, and the equipment comprises a plurality of converter power modules which are connected in a manner that the front stages are connected in parallel and the rear stages are connected in series; each converter power module comprises a low-current stress non-isolation circuit and an active rear-end circuit; switching tubes of the low-current stress non-isolated circuit are jointly controlled by a controller, switching tubes of the active rear-end circuit are independently controlled, and a plurality of working modes exist in one period.

The invention discloses a method and system for determining the hydrogen storage volume of a hydrogen production system and a storage medium, and relates to the technical field of hydrogen production, hydrogen storage and pipeline hydrogen transportation, and the method comprises the following steps: S1, obtaining the annual hydrogen unit time fluctuation yield of a hydrogen production unit, and setting the hydrogen storage volume; s2, the average hydrogen conveying amount of the hydrogen storage unit in each time period is determined according to the hydrogen unit time fluctuation yield and the hydrogen storage volume; s3, performing analog simulation calculation on the long-distance pipeline unit by taking the average hydrogen conveying amount of each time period as a boundary condition to obtain an analog simulation result; s4, judging whether the analog simulation result can pass pipeline fatigue checking or not; if not, the hydrogen storage volume of the hydrogen storage unit is reset, the steps S2-S4 are repeated till the fatigue checking requirement is met, and the final hydrogen storage volume is determined. Through the content of the invention, the hydrogen storage volume without influencing the service life of the pipeline can be reasonably set, and the effects of reducing the configuration investment and safety cost of the storage tank and guaranteeing the service life of the hydrogen conveying pipeline are achieved.

The present invention discloses a carpet base fabric shaping device, comprising a cloth layer joint part, wherein an inlet side for feeding cloth and an outlet side for discharging cloth are respectively defined on opposite sides, and are used for guiding the input of base cloth and base cloth; a shaping part, which is integrally connected to the outlet side of the cloth layer joint part, and is used for frictionally generating heat and radiating heat to the carpet surface; a roller structure, which is integrally arranged inside the cloth layer joint part and the shaping part, and is used for rolling, rolling and transmitting the cloth layer; the present invention can not only realize the composite base fabric and drying operation of the carpet in one piece through the arrangement of the cloth layer joint part, the shaping part and the roller structure, while reducing the cost of equipment configuration, further improving the work efficiency of carpet production, and compared with the current carpet production equipment, it can not only greatly reduce the energy consumption required for heating through the frictional heat generation method, but also can recover iron materials and iron filings while realizing drying, which is more conducive to the sustainable utilization of resources.

The present application relates to the field of intelligent scheduling technology, and in particular to a method, device, equipment and storage medium for intelligent scheduling of a smart charging port. The method includes: calculating the energy storage charging and discharging demand information in the target area at the current moment based on the acquired scheduling related information; determining the rechargeable battery module used as the rechargeable battery from the battery modules in the target area based on the energy storage charging and discharging demand information; determining the execution action of each unmanned vehicle chassis based on the working status information of each unmanned vehicle chassis inside and outside the smart charging port in the scheduling related information; generating the scheduling information corresponding to the unmanned vehicle chassis equipped with the corresponding rechargeable battery module at the current moment based on the execution action of each unmanned vehicle chassis and the battery evaluation information corresponding to each rechargeable battery module. The embodiments of the present disclosure realize the reasonable matching between the unmanned vehicle chassis and the battery module in the parking lot scene, thereby reducing the configuration cost of the unmanned vehicle chassis in the parking lot scene.

The embodiment of the invention relates to an information aggregation processing method and device, equipment and a medium, and the method is applied to an aggregation server side and comprises the steps that an event corresponding to an abnormal file is obtained, the event is obtained by analyzing the abnormal file through an analysis server side, and the analysis server side and the aggregation server side are independent of each other and communicate with each other; an aggregation algorithm corresponding to the event type of the event is obtained, and the aggregation algorithm is dynamically configured through an aggregation engine; and performing aggregation processing on the events based on an aggregation algorithm. According to the method, the aggregation server and the analysis server which are mutually independent and communicate with each other are arranged, analysis and aggregation processing are completely separated, the influence of analysis on aggregation during large flow is avoided, the efficiency of event aggregation is effectively improved, an independent aggregation engine is introduced for dynamic configuration of an aggregation algorithm, code modification and release are not needed, and the efficiency of event aggregation is improved. The algorithm configuration cost is greatly reduced, and the algorithm configuration efficiency and flexibility are improved.

The utility model relates to railway contact net maintenance equipment technical field, concretely relates to a railway contact net magnetic attraction type ground wire device, aims at solving the problem that the existing grounding device is complicated to operate, is inefficient and needs to carry many insulating poles. The utility model includes: insulating pole is used for supporting electromagnet and is sent to the working position, ground hook is hung in contact net conductor and is connected ground wire, electromagnet and with the control device of electromagnet electricity connection, wherein, control device is used for controlling the on-off electricity of electromagnet, to make electromagnet magnetism attract ground hook when electrification, thereby establishes the separable connection between insulating pole and ground hook. The utility model allows using single insulating pole to complete the installation and removal of multiple groups of ground wire in turn, significantly improves the operation efficiency, reduces the labor intensity, and the simple structure is safe and reliable.

The invention provides an energy consumption optimization management method, system, equipment and medium for a wind power energy storage backup power supply in an off-grid power supply period, and the method comprises the following steps: 1, obtaining an operation state of an energy storage backup power supply corresponding to a target wind turbine generator, and when the energy storage backup power supply is in a discharge state, starting the target wind turbine generator; calculating dischargeable time corresponding to the energy storage backup power supply; step 2, according to the obtained dischargeable time, reducing a power supply window of each electric device of the target wind turbine generator; 3, calculating the available backup hours corresponding to the energy storage backup power supply according to the reduced power supply window; 4, adjusting a power supply window of each electric device of the target wind turbine generator according to the obtained available backup hours; the method can prolong the off-grid power supply time of the wind turbine generator, reduce the over-discharge frequency of the energy storage system, prolong the service life of the backup energy storage system, and provide reference for capacity configuration of the energy storage system in the design stage.