44results about How to "Troubleshooting in time" patented technology

The invention provides a self-learning method for double-clutch automatic gearbox shifting fork shifting force. The method comprises the steps that when the self-learning condition is met, gear shifting is conducted with default shifting force, and whether gear pre-engagement can be achieved or not is judged; if gear pre-engagement can be achieved through the default shifting force, the default shifting force is decreased by a first preset value, gear shifting is conducted again, and if gear pre-engagement can still be achieved, the operation that the default shifting force is decreased by the first preset value is repeatedly executed, until gear pre-engagement fails; and the last shifting force before failure of gear pre-engagement times a set safety coefficient to serve as new default shifting force, and self-learning is completed. The method can reduce noise caused by abrasion to a gear-shifting shifting fork, and the service life can be prolonged.

The invention discloses a real-time Ethernet based redundancy control device, as well as a device redundancy system and method. The system comprises a first control device, a second control device, a first redundancy control device and a second redundancy control device, wherein the first redundancy control device and the second redundancy control device are used for controlling the first control device and the second control device respectively, so as to enable the first control device and the second control device to be adopted as a main-control device or a standby main-control device of a network system; random numbers are adopted to select the main-control device; particularly, a first random number of the first control device and a second random number of the second control device are generated at the given replacing moment respectively; by comparing the two random numbers, the follow-up two redundancy control devices are used for controlling the corresponding control device as the main-control device or the standby main-control device. Therefore, the random numbers are adopted to select the main-control device, and each control device has an equivalent probability to be adopted as the main-control device, so that timely verification and fault treatment of each control device can be realized subsequently, and potential safety hazard is eliminated.

The invention discloses a method and a system for processing a failure of a redundant array of independent disk (RAID) controller. The method comprises the following steps of: receiving running states which are actively registered by the RAID controller at every task execution stage of the RAID controller; judging whether the RAID controller goes wrong in the process of executing tasks according to the running states of the RAID controller; and if the RAID controller goes wrong in the process of executing the tasks, taking over the tasks and processing the failure according to a preset failure processing program. The method and the system for processing the failure of the RAID controller can independently and actively monitor a running process of the RAID controller, actively detect the failures of the RAID controller and timely process the failure. And simultaneously, when the RAID controller goes wrong, the system for processing the failure of the RAID controller can ensure that the RAID controller does not cause resource leak, module failure even shutdown and other errors due to failures.

The invention discloses a file access method, a file access system and equipment, wherein the equipment comprises a downloading server. The downloading server comprises a file storage, a downloading request processor, a log storage and a log processor; the file storage is configured for storing local files; the downloading request processor is configured for receiving a file downloading request sent by a client; a file corresponding to the file downloading request is looked for in the file storage, and the found file is returned to the client; the log storage is configured for storing a log which records the processing of the file downloading request through the downloading request processor; the log processor is configured for extracting a file missing log record which indicates that the requested file is not stored in the file storage from the log storage; and according to the extracted file missing log record, the missed file of the downloading server is determined, and is downloaded to the file storage. With the adoption of the file access method, the file access system and the equipment, timeliness of fault handling of an access failure method and user access experience can be improved.

The invention provides a panoramic easy-to-view intelligent operation and maintenance system, which is characterized by comprising a business data acquisition module, a business path analysis module and an alarm event analysis module. The business data acquisition module is used for acquiring transaction data of a business application system. The business path analysis module is used for displaying the change condition of preset business index information within a preset time range of a user by analyzing the transaction data, and visualizing the access relation of real-time business; The alarmevent analysis module is used for analyzing the transaction data; and displaying the alarm event information in the user selection range in the form of a list and a distribution diagram, According tothe embodiment of the invention, the transaction data of the business application system are intelligently analyzed, the access relation is visualized, multi-index accurate positioning display is carried out on the alarm event distribution, the system helps operation and maintenance personnel to better understand the business, and automatic discovery, rapid positioning and timely processing of faults are realized.

The invention provides a fault processing method and a fault processing device, which are used for a business processing system constituted by a plurality of servers. The fault processing method is characterized in that when a request server is used to issue an invoking request to an invoking server, the invoking request is monitored; the request server is any one of a plurality of servers, and the invoking server is any one of a plurality of servers, which is required to be invoked by the request server; whether the response to the invoking request is successful can be monitored; when the response to the invoking request is failed, the fault prompting information can be generated, and can be used to notify the user of the faults of the invoking server. The fault processing timeliness can be improved.

The invention relates to a remote fault detection and processing system of a DC power supply screen, which comprises a high-frequency intelligent PLC (Programmable Logic Controller), a background debugging PC (Personal Computer), a PLC communication module and a background communication module, wherein the high-frequency intelligent PLC is connected with the PLC communication module, the background communication module is connected with the background debugging PC, and the PLC communication module is connected with the background communication module. Compared with the prior art, the invention can save manpower and material resources, greatly reduces the maintenance cost of a faulty DC screen, shortens the maintenance time of the faulty DC screen and increases the stable operation reliability of the DC power supply screen.

The invention provides an object storing device, and a data uploading method and a data uploading device thereof, wherein the data uploading method of the object storing device comprises the following steps: generating object storage data according to the storage states of a plurality of object storing positions of the object storing device, and uploading the storage data to a specified server; detecting whether the server returns feedback information corresponding to the storage data of objects or not; resending the storage data of the objects under the situation that the feedback information is not received within preset time after the storage data of the object is uploaded. The scheme adopted by the data uploading method disclosed by the invention is convenient for users to accurately know the situation and the number of stored objects in time so as to use and supplement objects; besides, the uploaded feedback information is utilized to confirm uploading results, so that data resending or other measures can be taken, and the reliability of data transmission is guaranteed.

The embodiment of the invention discloses a WLAN fault detection method and device. An on-site mobile terminal is connected into a wireless network through a wireless access point, position information of the terminal and an interference source within the range of the wireless network are obtained through calculation by obtaining information in messages reported by network management equipment according to the wireless access point in the wireless network, an on-site three-dimensional model is built by combining the position of the wireless access point, the detection area capable of being covered with the mobile terminal on the on-site three-dimensional model is determined through the on-site three-dimensional model and the area map and position of an area where the on-site three-dimensional model is located, based on the condition of information sharing with the network management equipment, the mobile terminal carries out fault detection on the wireless access point, the terminal, the interference source and the like in the detection area, and therefore it is ensured that on-site faults are found fast, the faults are removed more timely under the conditions of finding the faults in time, and the aim of improving the fault removing efficiency is achieved.

The invention belongs to the technical field of computers and particularly relates to a computer fault alarm system and method. The computer fault alarm system includes a sensor component. The outputend of the sensor component is electrically connected with the input end of a data processing module, the output end of the data processing module is electrically connected with the input end of a single-chip microcomputer, the input end of the single-chip microcomputer is electrically connected with the output end of a fault diagnosis module, the input end of a BIOS chip is electrically connectedto the output end of a computer mainboard, and the output end of the single-chip microcomputer is electrically connected with a driving module and the input end of a GSM wireless module. Through thecollection of various parameters of the computer and through the inference analysis, the diagnosis of computer fault is achieved, to ensure the efficiency and accuracy of the fault diagnosis. Based ona GSM technology, a fault information technology is transmitted to a mobile phone of a relevant person, which facilitates timely fault handling and improves the efficiency of fault handling.

Disclosed is a protection and control system for a control rod power supply system. The protection and control system comprises a control rod power supply system protection apparatus, a control apparatus for controlling a control switch of a generator according to a signal provided by the protection apparatus, a PLC apparatus for outputting an equipment protection control instruction, and a generator control switch for controlling the starting and stopping of the generator; the protection and control system also comprises a hard-wired protection circuit, an interlocking control switch for automatically switching a protection circuit to the hard-wired protection circuit, a magnetic blow-out switch control apparatus and a low-frequency protection switch control apparatus; and the protection apparatus comprises a generator differential protection apparatus, a generator inversion power protection apparatus, a generator field loss protection apparatus, a generator overcurrent protection apparatus and a low-frequency protection switch. By optimizing low-frequency protection maloperation logic caused by PT air switch tripping, the operational stability of an RAM system is also improved.

The invention discloses an outdoor intelligent power supply management system. The outdoor intelligent power supply management system comprises an outdoor intelligent integrated power supply and an outdoor power supply running management platform, wherein the outdoor power supply running management platform is in network connection with the outdoor intelligent integrated power supply, the outdoor intelligent integrated power supply comprises a master control circuit, an AC / DC conversion circuit, a temperature sampler, a lightning protection circuit, an entrance guard alarm, a RS485 communicator and a uart to Ethernet interface, the AC / DC conversion circuit is connected with the master control circuit, the temperature sampler is connected with the master control circuit, the lighting protection circuit is connected with the master control circuit and the AC / DC conversion circuit respectively, the entrance guard alarm is connected with the master control circuit, the RS485 communicator is connected with the master control circuit, the uart to Ethernet interface is connected with the master control circuit, and a uart to Ethernet interface on the master control circuit is connected with the outdoor power supply running management platform. The outdoor intelligent power supply management system has effects of running stability and convenience in management, and a fault is timely handled.

A connection oriented business configuration and management method which belongs to network communication field. The method comprises the following procedures: executing batch configuration in appointed link by graphical network management system through pre-appointing all links passed by VPN business, and saving business information in DB of graphical network management system for network maintenance staff search, checking business detail, detecting business connectivity, and monitoring business flow, delay and jitter. The method described in the invention makes that new VPN business can be started rapidly through graphical network management by network maintenance staff; all VPN business loaded in network and real path passed by each VPN business can be checked; VPN business can be monitored and supervised; fault treatment can be done at real time.

The invention provides a refrigerator. The refrigerator comprises an inner container with a storage chamber formed therein, a storage container arranged in the storage chamber; an inner container with a storage chamber formed therein, a storage container arranged in the storage chamber; a deoxidizing assembly arranged on the storage container and provided with an oxygen consumption part which faces the interior of the storage container and is used for consuming oxygen through electrochemical reaction; a power supply circuit configured to provide direct current voltage required by electrochemical reaction for the deoxidizing assembly; and a state monitoring device arranged in the power supply circuit and configured to detect the input resistance of the deoxidizing assembly and determine the state of the deoxidizing assembly according to the resistance value of the input resistance. As the deoxidizing component is accessed to the power supply circuit as an electrical component, the electrical parameter information can directly reflect the state of the deoxidizing assembly. By detecting the input resistance of the deoxidizing assembly, the state of the deoxidizing assembly can be directly determined according to the resistance value of the input resistance, which is convenient, rapid and high in accuracy.

The invention discloses a BMC restart log recording method. The method comprises the steps: setting and storing a restart reason of a BMC and a corresponding information value; after the BMC is powered on each time, if the BMC is powered on for the first time at present, setting the attribute value of the mark assembly in the system to which the BMC belongs as a default value; if the BMC is not powered on for the first time, reading an attribute value of a mark component in a system to which the BMC belongs; determining a restart reason corresponding to the numerical value of the attribute value of the mark component, recording the restart reason as log information, and modifying the attribute value of the mark component into a default value; and in the working process of the BMC, if a restart triggering condition occurs, according to a pre-stored corresponding relation between a restart reason and the information value, adjusting the attribute value of the mark component into a corresponding information value. According to the method, the BMC restarting reason can be clearly positioned, and the fault processing process of the system to which the BMC belongs is simplified. The invention further discloses a device based on the method, BMC equipment and a computer readable storage medium.

The invention discloses grain drying equipment, and relates to the technical field of grain drying. The grain drying equipment comprises a bottom plate; the top of the bottom plate is fixedly connected with a case; the top of the case is fixedly connected with a grain cabinet through a fixing frame; a first stirring shaft and a second stirring shaft are rotatably connected between the two sides ofthe inner wall of the grain cabinet through bearings in sequence from top to bottom, and one end of the first stirring shaft and one end of the second stirring shaft penetrate through the grain cabinet and extend out of the grain cabinet; and the end, extending out of the grain cabinet, of the first stirring shaft is fixedly connected with a first belt pulley. According to the grain drying equipment, the drying effect is greatly enhanced, the automation degree is increased, a worker does not need to spend a large amount of time in grain drying, thus the labor intensity of the worker is greatly relieved, the work efficiency of the worker is improved, the grain is automatically dried quickly and efficiently, and thus grain drying work of the worker is greatly facilitated.

The invention discloses a vehicle explosion-proof battery scheme and system. The scheme comprises the following steps: S10, judging whether a battery management system is in a wake-up state, if yes, carrying out S20, and if not, carrying out S30; S20, judging whether the information, such as the single battery pack voltage, the temperature and the battery pack air pressure sent by a slave board reaches a safety threshold value point or not through the battery management system mainboard, if so, carrying out S21, and if not, returning to the S10; S30, detecting whether the air pressure in the battery pack reaches a safety threshold point or not through an air pressure sensor, if so, executing S40, and if not, returning to the S10; and S40, opening a fire hydrant, and performing rapid fire extinguishing and cooling work on the on-fire battery pack. Key parameters such as air pressure, insulation resistance, temperature and current are monitored in real time through the battery management system in the control strategy level, fault processing is carried out when a power battery system is abnormal, and a fire hydrant can be actively opened to prevent thermal runaway spreading of a battery pack when thermal runaway happens to the battery system.

An overall architecture design method for an intelligent comprehensive operation and maintenance system relates to the technical field of intelligent synthesis, adopts an integrated hardware architecture design, takes an onboard computer as a core, takes each subsystem of a detector as a whole, overall plans and distributes resources, and combines lower computers in the design of the detector into functional modules of a single machine. A private cloud platform is constructed by using a hyper-convergence technology, and calculation, storage, network and security resources and management components are all fused into a server. According to the invention, through comprehensive management and deployment of elements such as operation and maintenance personnel, network equipment and fault repair in the network operation and maintenance process, in combination with corresponding monitoring functions, network faults can be checked at the highest speed, monitored accidents and dangerous cases are processed, the fault repair time is effectively shortened, and the network operation and maintenance efficiency is improved. Meanwhile, the operation and maintenance personnel can timely discover and quickly position the fault of the campus network at the terminal management office, so that the operation and maintenance personnel can timely process the fault, and the normal operation of the operation and maintenance system is ensured.

The invention provides a remote control device debugging system and method. The system comprises to-be-debugged field control devices, field debugging computers, a first Internet access device, a second Internet access device and a remote debugging computer, wherein the first Internet access device accesses to the field debugging computers of the Internet and is in communication connection with the field control devices, the second Internet access device accesses to the remote debugging computer of the Internet, logs in the field debugging computers through remote control software and takes over operation control rights of the field debugging computers, and remote debugging, maintenance and software upgrade of the field control devices are carried out by the remote debugging computer through the field debugging computers. The system is advantaged in that concentrated remote debugging, maintenance and software upgrade of the field control devices distributed at different geographic positions can be carried out to guarantee that the field control devices timely acquire debugging, maintenance and upgrade, and background technical support for realizing long-term safe and reliable operation can be further provided.

The invention relates to an intelligent watch used for fault first-aid repair. The intelligent watch is provided with a fault first-aid repair APP module, a communication module, a display screen and a buzzer which are connected with a processor. The intelligent watch represents a new application of modern technology in power industry. An information informing APP is disposed in the intelligent watch, control personnel can timely inform line double serial number and protecting action condition to first-aid repair personnel, the first-aid repair personnel can edit arrival time and fault reason and then send the arrival time and the fault reason to the control personnel, and the objective of quick and correct fault handling is achieved; operation inspecting personnel wears the intelligent watch after starting to work, and the control personnel sends information to the intelligent watch of line maintenance and power transformation operation and maintenance personnel after protecting action and fault signal are monitored to enable the line maintenance and power transformation operation and maintenance personnel to find line faults and check in-station switches.

The invention provides a control method of a motor controller used for a small battery electric vehicle. The method includes an initialization process and a major cycle process. The initialization process comprises parameter initialization and device initialization, and a stored armature excitation curve is read during parameter initialization; and device initialization comprises single-chip microcomputer initialization, A / D chip initialization and serial port initialization. After the initialization process is finished, the major cycle process is conducted, whether execution marks of all tasks corresponding to a switching value processing module, a fault detection module, a serial port processing module, an excitation PWM processing module, an armature PWM processing module and a watchdogprocessing module are effective or not is judged, when the corresponding marks are effective, task functions of the corresponding modules are called, after operation of tasks is finished, the major cycle is conducted continuously, and programs of all functional modules can be continuously and cyclically executed when the controller operates normally. The method has the beneficial effects that control is simple, the switching value response speed is high, reliability is high, fault processing can be conducted in time, and traveling safety is improved.

The invention provides a power distribution network grounding fault processing method based on an arc suppression coil parallel resistor, and the method comprises the following steps: judging whether a single-phase short-circuit grounding fault occurs in a power distribution network is an intermittent fault or not; if the fault is not the intermittent fault, arc suppression is carried out through the arc suppression coil in the compensation time; if the fault of the power distribution network does not disappear after arc extinction, it is judged that a permanent fault occurs; when the intermittent fault or the permanent fault occurs in the power distribution network, estimating the transition resistance value of a fault point, and evaluating the reliability of a line selection result; and according to the transition resistance value of the fault point and the credibility of the line selection result, controlling the access of a parallel resistor of the arc suppression coil and the removal of the fault line. According to the method, faults can be eliminated sensitively, frequent tripping caused by instantaneous faults can be avoided, and therefore the operation reliability of a power distribution network system is greatly improved.

The invention discloses an intelligent and accurate temperature measuring detachable cable connector, which comprises an insulating body, a crimping terminal and a signal detector. The crimp terminal has a connecting piece and a crimping tube connected to the connecting piece. The crimping tube is accommodated in the insertion hole perpendicular to the installation hole. A signal detector is installed on the crimping tube, and the signal detector includes a collar, a signal acquisition module and a signal output module. The signal acquisition module and the signal output module are arranged on the collar. The signal acquisition module includes a current sensor. The current sensor is used to detect the real-time current of the transmission conductor in the power line. The signal output module is used to output the information collected by the signal detection module to the signal receiver. The current sensor of the intelligent and accurate temperature measurement detachable cable connector of the present invention senses the real-time current of the cable conductor in the crimping tube, can analyze in real time whether the operation of the power line is abnormal, and find and deal with the fault in time, which can improve the reliability of power supply sex.

The invention discloses a fluid machine intelligent monitoring system and method. The system comprises a fluid cabinet, a control assembly, a monitoring unit, a host computer, a remote terminal control unit, a cloud server and an intelligent terminal. The fluid cabinet is internally provided with a fluid machine, and the control assembly is electrically connected to the fluid machine. The controlassembly includes a control module, a touch screen and a communication module. The monitoring unit is used for monitoring an operating state of the fluid machine. The control assembly is connected tothe host computer and the remote terminal control unit through a wired or wireless mode through the communication module. The remote terminal control unit is connected to the cloud server. According to the system and the method, the remote and local integrated intelligent control of the fluid machine is achieved, a reliable data support is provided for the stable operation of maintenance equipment, thus the working state of an air suspension fluid machine can be performed with high efficiency, low cost and all-round intelligence, the safety of the equipment and the system is ensured, and the overall performance of the equipment is improved.

The invention discloses an air conditioner refrigerant circulation abnormality determining method and an air conditioner. The method comprises the steps: executing the following processes when the exhaust temperature of a compressor in the air conditioner is greater than an exhaust temperature threshold value: obtaining the difference between the outlet temperature and the inlet temperature of an evaporator in the air conditioner, and enabling the difference to serve as the inlet and outlet temperature difference of the evaporator; when the inlet and outlet temperature difference is larger than an inlet and outlet temperature difference threshold value, adding a standby refrigerant into a refrigerant circulation system of the air conditioner; judging whether the change value of the exhaust temperature is greater than an exhaust temperature change threshold value or not and whether the change value of the inlet and outlet temperature difference is greater than an inlet and outlet temperature difference change threshold value or not; and judging whether the refrigerant circulation abnormity condition is that the system lacks refrigerant or the system is blocked by the refrigerant according to a judgment result. By applying the air conditioner refrigerant circulation abnormity determining method and the air conditioner, the technical problem that in the prior art, the abnormal reason of the refrigerant cannot be further judged, so that effective and timely abnormal fault processing is not facilitated can be solved.