89 results about "Failure type" patented technology

The present invention discloses an aero engine bearing fault diagnosis method based on STFT-IncepNext, which includes the following steps: step 1: collect acceleration signals under various working conditions and fault conditions of the bearing as sample data; step 2: determine the number of sampling points of each sensor first, and perform data merging by permuting and combining data collected by sensors at different positions in the same time series, and then use short-time Fourier transform to convert the fused vibration signal into a time-frequency diagram; step 3: data preprocessing: divide into training set, test set and validation set according to fault type, and normalize the converted time-frequency diagram using average value and standard difference; step 4: build an IncepNext model, train and validate it; and step 5: use the trained IncepNext model to diagnose aero engine bearing faults and obtain a diagnosis result. The present invention can effectively identify aero engine bearing faults, can guarantee the fault identification rate, and has good accuracy.

In one implementation, a device uses a large language model associated with a network controller for a computer network to generate answers to questions regarding the computer network. The device determines that a particular answer to one of the questions represents a failure of the large language model. The device classifies the failure of the large language model as belonging to particular type of failure. The device provides an indication of the particular type of failure for display.

The embodiment of the invention provides a nuclear power plant unit operation control method and device, electronic equipment and a storage medium, and belongs to the technical field of nuclear power plant safety. The method comprises the following steps: firstly, acquiring working condition information of the nuclear power plant unit; when the working condition information is responded to be a fault operation working condition, equipment fault information is obtained, then a unit fault type is determined according to the equipment fault information and preset fault correlation reference information, then a target control strategy is determined according to the unit fault type, and then the target control strategy is executed. The equipment fault information is updated, and finally, according to the updated equipment fault information and a preset normal operation recovery condition, it is determined that the nuclear power plant unit is controlled according to a preset normal operation regulation. The embodiment of the invention can reduce the fault operation time of the unit.

The present invention provides a method, device and equipment for self-repairing faults of medical equipment, which include: obtaining full-dimensional data of medical equipment; obtaining the fault type probability corresponding to at least one fault type of the medical equipment and the potential fault information corresponding to at least one potential fault of the medical equipment according to the full-dimensional data; wherein each fault type includes at least one potential fault; and repairing the medical equipment according to the full-dimensional data, the fault type probability and the potential fault information. The medical equipment can be maintained predictively, does not rely on regular inspections or repairs after a fault, has a fast response speed, and has low maintenance costs, thus avoiding delays in patient treatment plans.

The technology described herein is directed towards fault injection to cloud provider resources, through a system that facilitates selection of specific resources in availability zone(s) / region(s). Example resources include VMs (virtual machines), VM clusters, tagged resource grouping and / or managed services. Based on (e.g., user) input data, the system injects faults to specified resources through cloud provider interfaces. The input data can specify availability zone(s), fault injection start time and duration. The input data can also specify fixed mode (fail specified resources together) or chaos mode (randomly inject failures for each resource individually). Failure type can be specified, e.g., graceful (e.g., clean shutdown) or non-graceful (e.g., a non-clean, hard fault). Based on the input, the system injects fault(s) using the modes selected to the specified resource(s) in the selected availability zone(s) for the duration entered. The user is provided the fault-related status information the during the duration.

The embodiment of the invention provides a fault processing system, method and device, a storage medium and electronic equipment, and relates to the field of computers.The fault processing system comprises a fault obtaining module used for obtaining target fault information of a target component in the system; the fault analysis module determines a target fault type associated with the target fault information according to the component type of the target component, and one component type corresponds to one fault type; the fault recovery module is used for executing target fault recovery operations corresponding to the target fault types, and one fault type corresponds to one fault recovery operation; and the fault feedback module is used for feeding back a target processing result of the target fault reduction recovery operation to the state machine module, and the state machine module adjusts the service processing state of the storage system according to the target processing result. By adopting the scheme, the problem of low fault processing efficiency in related technologies is solved.

The invention relates to an equipment fault rate calculation method and system for an offshore converter station, and the method comprises the following steps: obtaining fault data of offshore converter station equipment in a preset time, and dividing the offshore converter station equipment into components according to functions; performing correlation analysis on the fault time sequence by using an autocorrelation function to obtain a fault type; if the fault is a static fault, constructing a confidence interval by using a large number theorem and normal distribution to obtain an initial fault rate of each component; if the fault is a dynamic fault, obtaining an initial fault rate of each component by using a time sequence analysis model; constructing an environment correction coefficient model, and correcting the initial failure rate of each component to obtain a corrected component failure rate; analyzing each component by using an analytic hierarchy process to obtain a fault weight, and combining the fault weight and the corrected component fault rate to obtain the overall fault rate of the overall equipment of the offshore converter station; and obtaining an annual average fault time expected value according to the overall fault rate.

The invention provides a single-mode semiconductor laser failure assessment method and device and electronic equipment, and relates to the technical field of semiconductor lasers. The method comprises the following steps: acquiring an optical power current characteristic test curve of the failed single-mode semiconductor laser; determining an optical power parameter change trend of the failed single-mode semiconductor laser according to a preset optical power current characteristic standard curve and the optical power current characteristic test curve of the failed single-mode semiconductor laser; if the optical power parameter variation trend indicates that the optical power parameter in the working current range is zero, determining that the failure type is optical cavity surface catastrophe damage; and if the optical power parameter variation trend indicates that the optical power parameter in the working current range is non-linearly decreased, determining that the failure type is optical body material catastrophe damage, so that the failure type of the single-mode semiconductor laser can be judged through the optical power current characteristic test curve. The evaluation cost can be reduced, the evaluation efficiency is improved, and the accuracy of evaluation results is ensured.

The invention relates to the technical field of mechanical failure analysis, in particular to a failure detection method for a planetary gear shaft of a differential mechanism of a new energy automobile, which comprises the following steps of: processing and analyzing vibration, load and temperature signals by simulating working conditions, and extracting and analyzing typical characteristics of the signals; the aging state and the specific failure type of the planetary gear shaft can be quickly judged, the failure detection period can be effectively shortened, and the detection cost can be reduced.

The technology described herein is directed towards fault injection to cloud provider resources, through a system that facilitates selection of specific resources in availability zone(s) / region(s). Example resources include VMs (virtual machines), VM clusters, tagged resource grouping and / or managed services. Based on (e.g., user) input data, the system injects faults to specified resources through cloud provider interfaces. The input data can specify availability zone(s), fault injection start time and duration. The input data can also specify fixed mode (fail specified resources together) or chaos mode (randomly inject failures for each resource individually). Failure type can be specified, e.g., graceful (e.g., clean shutdown) or non-graceful (e.g., a non-clean, hard fault). Based on the input, the system injects fault(s) using the modes selected to the specified resource(s) in the selected availability zone(s) for the duration entered. The user is provided the fault-related status information the during the duration.

The invention belongs to the technical field of sliding bearing failure type judgment and life evaluation, and particularly relates to a sliding bearing failure type judgment and accelerated life evaluation method. The sliding bearing failure type judgment and accelerated life evaluation method specifically comprises the following steps that the sliding bearing failure type is analyzed, specifically, the bearing failure type is judged according to the oil film thickness, roughness and working condition parameters of a sliding bearing, and a generation mechanism of the sliding bearing failure type is analyzed firstly; and providing a comprehensive index for judging the failure type of the bearing. Secondly, designing a sliding bearing acceleration test scheme, and determining working conditions required by a bearing acceleration test; afterwards, the bearing bush morphology and the offline detection result are combined to give out the termination condition of the acceleration test. And carrying out an acceleration experiment, and respectively constructing acceleration models for abrasion, fatigue and gluing failure types. And finally, according to acceleration test life data, adopting a maximum likelihood method to complete estimation of unknown parameters in the acceleration model.

The invention discloses a vehicle failure control method and device, and belongs to the technical field of automobiles. Acquiring vehicle data in the driving process; failure types and associated failure conditions are obtained, the failure types comprise at least one of sensing system failure, control system failure, execution system failure and front hatch cover system failure, the sensing system failure comprises visual sensing failure and radar sensing failure, and the control system failure comprises decision planning failure and control execution failure; the execution system failure comprises brake system failure, steering system failure and power system failure, and the front hatch cover system failure comprises front hatch cover locking failure; determining a target failure type according to a failure condition met by the vehicle data; and determining a control mode according to the target failure type. According to the method, the failure condition is preset for each failure type, matching and judgment are performed according to the vehicle data, the fault source is accurately positioned, the appropriate control mode is dynamically determined according to different target failure types, and differentiated intelligent decisions are realized.

The invention discloses a configuration item repair-oriented Linux kernel boot test and configuration consistency intelligent repair method. The method comprises the following steps: collecting a compiling log, a boot log and a running state; performing segmentation, pattern matching and field extraction on the log, normalizing error information into structured error entries, and distinguishing a dependency missing class, a mutual exclusion conflict class and other compiling failure classes; performing preprocessing and grammar analysis on the Kconfig file, extracting configuration item attributes and constraint relationships, constructing a unified dependency graph and generating a configuration item metadata table; classifying and marking the configuration items based on the metadata, and calculating a key score; generating a repair action according to the structured error entry, the unified dependency graph and the key score, performing iteration execution, and performing recompilation and restart verification after each iteration until a reparated configuration file which can be compiled and started is obtained or a preset iteration upper limit is reached; according to the invention, the cross-version adaptation and problem closed-loop efficiency is improved.

The present application discloses a method for batch analysis of server failures, which is applied to the technical field of failure analysis, and includes: respectively extracting features from the failure logs of N failed servers to obtain the failure feature matrices of the N failed servers; dividing the N failure feature matrices into K groups; when grouping, the failure feature matrices with high similarity are placed in the same group as the grouping principle; for any one of the K groups, determining a failure representative matrix for reflecting the failure type of the group; for any one of the K groups, determining the failure type of the failure representative matrix of the group, and taking the failure type as the failure type of the failed servers corresponding to the respective failure feature matrices in the group. Applying the solution of the present application, for the batch failures of servers, efficient failure analysis is realized, that is, the failure types of the respective failed servers can be quickly determined.

To provide an information processing device capable of accurately outputting information on a location and resistance of a point of failure in the event of power system failure.SOLUTION: There is provided an information processing device comprising: an acquisition unit for acquiring predetermined post-failure measurement values from sensors installed in a power system; a computation unit configured to assume each of a plurality of predetermined nodes as a point of failure and compute a resistance value at each node such that an evaluation indicator representing a difference between a measurement value and a computation value corresponding to the measurement value is optimum on the basis of a type of failure and system information indicative of components of the power system and electrical characteristics of the components; a generation unit configured to generate a response surface approximating an optimum value of the evaluation indicator corresponding to each of the plurality of nodes on the basis of the plurality of nodes and the optimum value of the evaluation indicator corresponding to the resistance value computed at each of the plurality of nodes; and an output unit for outputting at least either of failure point information and resistance value information based on the response curve.SELECTED DRAWING: Figure 11

The present disclosure relates to methods and apparatuses. According to some embodiments of the disclosure, a method includes: transmitting, at an access node, a failure information message to a base station, wherein the access node is connected to the base station via a master node and a secondary node, and wherein the failure information message includes a failure type of a backhaul link. The failure type is based on a failure type set including at least the following: an expiry of a physical layer problem timer, a random access problem, and reaching a maximum number of retransmission in response to radio link failure (RLF).

A processing method includes determining a first procedure phase in which a failure occurs in an over-the-air (OTA) technology update process; determining a first failure type from a plurality of OTA failure types based on the first procedure phase; and determining at least one processing strategy based on the first failure type.

This application relates to an SMT (Surface Mount Technology) material delivery scheduling method and system. It includes: executing a material delivery task; when reading the identification code of a material tray fails, identifying the failure type as optical overexposure, and reporting the failure information to a central scheduling system; the central scheduling system updates the execution history information of the material delivery task based on the failure information; when the central scheduling system needs to allocate an automated guided vehicle (AGV) to the material delivery task, it queries the execution history information of the material delivery task; if the query results indicate that the material delivery task has failed, it identifies the type of AGV that caused the failure in the execution history information, excludes the AGV type that caused the failure from the available AGVs, and selects AGVs with different physical configurations for allocation. This solves the problem of code reading failure caused by optical overexposure of high-gloss material trays in the SMT production environment.

The invention relates to an orchestration apparatus for a distributed processing system. According to various embodiments, there is described an orchestration apparatus for a distributed processing system, comprising: an input interface configured to receive a specification of a data processing task to be performed by the distributed processing system and a specification of one or more failure types that the data processing system should be able to process when performing the data processing task; and a command interface configured to instruct each of a plurality of processing nodes of the distributed processing system to perform at least one respective sub-task of the data processing task, and instruct each of at least some of the plurality of processing nodes to implement one or more failed processing software modules, the failure handling software modules are configured to handle failures of a specified failure type.

The present application relates to an outbound call failure analysis method, apparatus, computer equipment, and storage medium, and relates to the field of artificial intelligence technology. The method comprises: inputting a time period to be predicted into a preset neural network model, predicting the outbound call failure rate within the time period and the number of outbound call failures corresponding to various fault types caused by faults in the outbound call system itself within the time period; when the outbound call failure rate is greater than a preset first threshold, obtaining a weighted number corresponding to each fault type based on the number of outbound call failures and the preset weighted values corresponding to each fault type; and determining the target fault type of the outbound call failure that occurred within the time period based on the number of outbound call failures and the weighted numbers. This method can accurately locate the fault type of the outbound call failure.

Described are systems and methods for memory failure analysis based on bitline threshold voltage distributions. An example method of implementing a failure type prediction model includes: receiving, by a processing device, a first failure-related dataset reflecting a first bitline threshold voltage distribution associated with a first memory device; determining, based on the first failure-related dataset, a first failure type distribution for the first memory device; creating a training dataset comprising the first failure-related dataset and the first failure type distribution; and training, using the training dataset, a failure type prediction model to determine, for a second memory device, a second failure type distribution based on a second failure-related dataset comprising second bitline threshold voltage data associated with a second memory device.

An orchestration device for a distributed processing system. The orchestration device includes an input interface configured to receive a specification of a data processing task to be performed by the distributed processing system and of one or more failure types that the data processing system should be able to handle when performing the data processing task, and a command interface configured to instruct each of a plurality of processing nodes of the distributed processing system to perform at least one respective sub-task of the data processing task and instruct each of at least some of the plurality of processing nodes to implement one or more failure handling software modules which are configured to handle failures of the specified failure types.

The invention provides a cradle head failure inspection and position covering method based on neighbor machine cooperation and related equipment, and relates to the technical field of general control or adjustment systems. The method comprises the following steps: firstly, determining a digital twinborn model of each holder in a target area so as to judge whether a target holder fails or not; the method comprises the following steps: determining a gap region corresponding to a failure holder preset position by combining a digital twin model and a failure type, dividing the gap region into a plurality of gap sub-regions with gap risk value identifiers, matching candidate neighbor units for each gap sub-region, and determining an optimal takeover holder; and generating a routing inspection execution task sequence containing position complementing newly-added tasks in combination with the digital twin model, controlling the optimal takeover holder to complement positions according to the sequence, triggering a takeover exit process after the failed holder returns to normal, and recovering the original routing inspection plan of the optimal takeover holder. By implementing the method, the optimal resource can be dynamically and intelligently scheduled to make up the monitoring blind area, and the robustness and reliability of the whole monitoring system are improved while the interference to the normal inspection task is minimized.

The present disclosure provides a fan control method, a fan control device, an electronic device and a storage medium. The method comprises: determining a plurality of first target fans that have failed according to the operating parameters of each fan in a multi-fan device; determining the failure type corresponding to each first target fan according to the failure duration and / or the cumulative number of failures of each first target fan; determining the recovery strategy corresponding to each first target fan according to the failure type corresponding to each first target fan; and executing the recovery strategy corresponding to each first target fan according to the recovery priority of each first target fan; wherein the recovery priority represents the degree of influence of each fan on the operation of the multi-fan device. The present disclosure can realize differentiated recovery processing of multiple failed fans, effectively adapt to the actual needs of different failure scenarios, and improve the overall operation reliability and failure recovery efficiency of the device.

This application discloses a method and apparatus for quantitatively evaluating the failure risk of oil and gas gathering and transportation pipelines, relating to the field of data processing. The method includes: dividing the pipeline under test into multiple first pipe segments; classifying multiple typical failure types into internal corrosion failure and other failures; for each first pipe segment, determining the basic risk values ​​for internal corrosion failure and other failures based on a preset risk scoring table, obtaining a first basic risk value and a second basic risk value; correcting the first basic risk value based on a risk correction factor, obtaining a corrected risk value; the risk correction factor is dynamically determined based on the risk of slug flow occurring in the pipe segment; determining the comprehensive risk value of the pipe segment based on the corrected risk value and the second basic risk value; and obtaining the failure risk assessment result of the pipeline under test based on the comprehensive risk value of each first pipe segment. The scheme provided by this application can improve the accuracy and reliability of the assessment results and enhance the generalization ability of the assessment system.

The purpose of the present invention is to provide a testing system capable of efficiently specifying a measurement condition or a testing condition for a semiconductor device. This testing system compares a measured value with a design value of a semiconductor device so as to estimate a failure mode indicating a failure type of an electrical characteristic that is the measured value, and on the basis of the degree of failure indicated by the measured value and the failure type indicated by the failure mode, extracts a testing point to be tested on the semiconductor device (see figure 1).

Provided in embodiments of the present disclosure are a method and apparatus for determining a DAPS handover failure type. The method includes receiving DAPS handover failure related information sent by a terminal; and determining a DAPS handover failure type on the basis of the DAPS handover failure related information. In the embodiments of the present disclosure, a DAPS handover failure type is determined on the basis of DAPS handover failure related information reported by a terminal, which is suitable for a situation in which both a source cell side connection and a target cell side connection may fail in a DAPS handover process, implementing mobility robustness optimization for a DAPS handover process, assisting network optimization, and improving the handover success rate.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. According to an embodiment of the disclosure, a method performed by a remote user equipment (UE) may include receiving, from a base station (BS), a radio resource control (RRC) reconfiguration message indicating adding indirect path or changing the indirect path, receiving, from a relay UE, a notification message including indication type information and transmitting, based on the notification message, to the BS via a direct path, an indirect path failure message indicating at least one of information related to failure type or information related to candidate relay UE.

The invention provides a fault protection device for a reduction gearbox of an electric automobile, and belongs to the field of automobiles, the fault protection device comprises a monitoring unit and a strategy unit, the monitoring unit is used for obtaining state data of a gear shifting motor, the reduction gearbox and an electric drive assembly controller and judging whether a fault occurs or not; the strategy unit outputs control strategies of the gear shifting motor and the reduction gearbox to the electric drive assembly controller according to fault information of the monitoring unit and fault types, according to different faults of the gear shifting motor and the reduction gearbox in the reduction gearbox and different protection actions on the reduction gearbox, power is not cut off blindly, speed limiting is not conducted blindly, and the influence on drivability is reduced.

The invention provides a chip failure detection method, device and system for a relay protection device, and relates to the technical field of power grids. Aiming at the problem that chip detection is incomplete and inaccurate, hardware detection is firstly carried out on the chip of the relay protection device, then software testing is carried out, through combination of the hardware testing and the software testing, comprehensive failure detection is carried out on the chip, the failure probability and the failure type of the chip are evaluated, and the detection accuracy of the chip is improved. The accuracy and comprehensiveness of relay protection device chip failure detection are improved, and the safety and reliability of a relay protection device are improved.