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57results about How to "Master the running status" patented technology

Wireless network data communication equipment monitoring system and equipment monitoring method

The invention provides a wireless network data communication equipment monitoring system and an equipment monitoring method. The monitoring system includes a network topology module, an equipment management module, a configuration management module, a statistical analysis module, a system management module, an acquisition information module, and a Trap information module. The monitoring system displays the equipment state in real time, performs real-time monitoring and checking of the integral performance information of equipment to be managed and the interface performance information, customizes the alarm state and equipment alarm monitoring, configures the basic parameters of a physical interface, makes statistics of the alarm level of the equipment to be monitored and displays the percentage of the different alarm levels, provides the real-time monitoring of the whole network, sends the real-time monitoring information on time, and automatically reports the information on time. The system saves a lot of manpower resources, and the equipment information and the alarm information to be needed can be acquired by logging the system, the monitoring time cost is saved, the wireless network equipment is scientific and convenient in monitoring, the management is refined, and the work efficiency is greatly improved.
Owner:BEIJING ACTION COMM TECH CO LTD

Automatic fault diagnosis system of bulldozer

The invention relates to an automatic fault diagnosis system of a bulldozer. A controller and a display are connected with a CAN wire. The controller comprises an engine controller, a detection controller and a traveling controller. Each engine parameter sensor is connected with the engine controller; a bulldozer transmission and working parameter sensor, a bulldozer starting system electrical device detection points are connected with the detection controller; and a travelling control handle, a travelling brake pedal, a travelling solenoid valve, a steering brake solenoid valve and a bulldozer travelling pressure and velocity sensor are connected with the traveling controller. The invention can diagnose all faults of the electrical devices, lines, and part of hydraulic system of bulldozer, alarm and display the detected content, thus an operator can find the fault points directly according to indication of alarm, and then eliminate the faults effectively. Therefore, labor intensity is reduced and downtime is shortened, and the maintenance cost is reduced. The automatic fault diagnosis system can make sure the bulldozer operate safely and improve the overall management level of the bulldozer. The invention has the advantages of stable performance, convenient operation, safety and reliability and humanized interface.
Owner:SHANTUI CONSTR MASCH CO LTD

Power distribution network line fault prediction method based on deep learning

The invention discloses a power distribution network line fault prediction method based on deep learning. The power distribution network line fault prediction method comprises the steps of constructing a neural network training model; acquiring historical data of the operation state of the power distribution network, and obtaining power grid inherent attribute data related to the fault cause of the power distribution network; obtaining external weather state data corresponding to the historical data of the operation state of the power distribution network; fusing the power grid inherent attribute data and the external weather state data to form sample data beneficial to power distribution network fault cause and fault prediction; integrating the sample data, and modeling by adopting a long-term and short-term memory neural network to obtain a neural network training model; performing fault prediction by using the neural network training model to obtain a power distribution network fault prediction model; and analyzing the historical data of the power distribution network fault and the current operation state data, weather state data, inherent attributes and other data, and constructing a power distribution network fault prediction model. According to the power distribution network line fault prediction method, the operation states of all lines can be predicted, and the probability of power failure events can be effectively reduced.
Owner:ELECTRIC POWER OF HENAN LUOYANG POWER SUPPLY +2

System and method for automatically checking failure of metering equipment

The invention provides a system for automatically checking failure of metering equipment, comprising a setting module, a communication module and a failure analysis module, wherein, the setting module is used for setting the failure judgment standard of the metering equipment; the communication module is used for acquiring the state of the spot metering equipment; and the failure analysis module is used for calculating and analyzing the failure types and the failure reason of the metering equipment. The invention also provides a failure checking method of the system for automatically checking failure of the metering equipment.
Owner:SHENZHEN CLOU ELECTRONICS

Complex industrial process running state evaluation method and application based on T-KPRM

The invention discloses a complex industrial process running state evaluation method and application based on T-KPRM. Combined with advantages of PRM and T-KPLS, the method comprises the steps of: further decomposing a high-dimension principal component subspace and a residual error subspace of KPLS, separating the part relevant to output from the part irrelevant to output, separating the part having a relatively large residual error from the part of final noise, and accurately extracting variable information relevant to the output. By adopting the method, the field industrial process running state can be conveniently grasped. According to the invention, an off-line evaluation module of the operation state is established, a sliding window technology is introduced, and the similarity between an online data window and corresponding evaluation grades is utilized for carrying out complex industrial process operation state online evaluation; in addition, according to an Euclidean distance between the sliding data window and an optimal evaluation grade, contribution rates of corresponding variables are calculated, and non-optimum factors of the operation state are identified, so that filed operators can adjust and improve the production strategy in time, and the production efficiency is improved.
Owner:CHINA UNIV OF MINING & TECH

A system for monitoring a transformer substation

PendingCN107329448AReduce the impact of accidentsReal-time monitoring of power working statusProgramme controlComputer controlVoltageDevice leakage
The invention discloses a system for monitoring a transformer substation. The system comprises a main controller, a monitoring computer, an electric power monitoring device, an environment monitoring device and a security monitoring device; the main controller is separately connected with the electric power monitoring device, the environment monitoring device and the security monitoring device; the monitoring computer is connected with the main controller; the monitoring computer includes a storage module, an abnormality monitoring module and a fault summary module; the electric power monitoring device comprises a voltage monitoring device, a current monitoring device, an electric leakage monitoring device and a short-circuit monitoring device; the environment monitoring device comprises a smoke sensor and a temperature and humidity sensor; and the security monitoring device comprise a protective net, an active infrared intrusion detector, an audible and visual alarm, a camera and an intelligent access control device. The system for monitoring the transformer substation provided by the invention can carry out real-time and effective monitoring on the transformer substation to guarantee normal working of the transformer substation, and simultaneously can discover abnormal monitoring data in transformer substation monitoring so as to timely and effectively deal with faults occurring to the transformer substation.
Owner:北京蓝海华业科技股份有限公司

Wireless tower monitoring method of power lines based on ZigBee network

The invention discloses a wireless tower monitoring method of power lines based on the ZigBee network. The method comprises the following steps of 1) onsite data detection in which a humidity and temperature sensor, a wind force sensor, inclination sensors, a tower ground wire current sensor, a camera and a smoke sensor are used to detect parameters of a tower site of the power lines; 2) onsite data collection and transmission in which a data collection terminal collects detected onsite data and transmits the data to an onsite control terminal via the ZigBee wireless network; 3) data reception and remote transmission of alarm signals; 4) alarm signal processing and fault notification; 5) remote transmission of control command; and 6) execution of an alarm command. According to the method, the 3G wireless network is integrated with the ZigBee wireless network in communication, the operation state of the tower of the power lines can be timely and accurately mastered, and the tower can be comprehensively monitored online.
Owner:XIAN ZHONGZHI HUIZE PHOTOELECTRIC TECH

Control device for air conditioning system, air conditioning system, and method for determining anomaly of air conditioning system

The present invention provides a control device for an air conditioning system, the air conditioning system, and a method for determining anomaly of the air conditioning system. The control device (3) for the air conditioning system (1) is provided with: an outdoor-unit control part (43) able to communicate with an outdoor unit (B) through a communication medium, the outdoor-unit control part (43) acquiring, through the communication medium, information about machinery installed in the outdoor unit (B) and outputting control commands to the machinery installed in the outdoor unit (B); and an indoor-unit control part (41) able to communicate with an indoor unit (A) through a communication medium, the indoor-unit control part (41) acquiring, through the communication medium, information about machinery installed in the indoor unit (A) and outputting control commands to the machinery installed in the indoor unit (A). The control device (3) individually changes the operational point of the machinery installed in the indoor unit (A) or the outdoor unit (B), acquires a prescribed state quantity before and after the change, and executes a malfunction prediction operation to determine whether there is an anomaly in the machinery. The control device (3) for the air conditioning system (1) can thereby ascertain the operational state of the air conditioning system (1) more simply and reliably.
Owner:MITSUBISHI HEAVY IND LTD

Method and system for monitoring thread by client and Web server

The invention provides a method and a system for monitoring a thread by a client and a Web server. The method comprises: after receiving a request, which is submitted by a user, through the Web server, creating the thread corresponding to the request; sending creation time of the thread to a monitoring client through the Web server; comparing current time with the creation time through the monitoring client and acquiring processing duration of the thread; if monitoring that the processing duration exceeds a pre-set threshold value, prompting. By adopting the method and system for monitoring the thread by the client and the Web server, an operation condition of the Web server can be grasped in real time; processing can be carried out in time when abnormal conditions can be found in time before the Web server has a large area of request timeout; furthermore, abnormal business requests can be checked in time according to effective information; the Web server can keep a good working state, the request processing efficiency is improved and user experience is optimized.
Owner:FUJIAN TQ DIGITAL

10kV line operating state online monitoring system

InactiveCN105871059ASolve hidden defectsAccurately grasp the running statusPower network operation systems integrationInformation technology support systemMonitoring systemTower
The invention discloses a 10kV line operating state online monitoring system. The online monitoring system comprises a monitoring terminal, a wireless communication network and a remote monitoring platform, wherein the monitoring terminal is arranged on the monitoring point of the 10kV line and used for obtaining the onsite real-condition information of the 10kV line and sending the information to the remote monitoring platform through the wireless communication network; the remote monitoring platform receives the onsite real-condition information of the 10kV line from the monitoring terminal and determines whether the operating of the 10kV line is abnormal or not according to the onsite real-condition information of the 10kV line; and the onsite real-condition information of the 10kV line comprises video / image information of the 10kV line / tower. According to the online monitoring system, the 10kV line / tower can be comprehensively monitored by collecting the onsite real-condition information of the 10kV line; the operating state of the 10kV line / tower can be mastered accurately in time; and various kinds of shortcomings and potential dangers existing in the line can be found and solved in time so as to take preventive measures in advance.
Owner:PINGYIN POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1

On-line monitoring system apparatus of turbine efficiency of heavy type combustion gas turbine and method thereof

The invention, which belongs to the combustion gas turbine field, relates to an on-line monitoring system apparatus of the turbine efficiency of a heavy type combustion gas turbine and a method thereof. The apparatus comprises a generator, a low pressure cylinder, an intermediate pressure cylinder, a high pressure cylinder, a compressor, a combustion room, a turbine, a heat recovery boiler, an air parameter measuring unit, a compressor outlet parameter measuring unit, a fuel gas parameter measuring unit, a turbine exhausting parameter measuring unit, a boiler exhausting parameter measuring unit, and a turbine efficiency calculation module. The generator, the low pressure cylinder, the intermediate pressure cylinder, the high pressure cylinder, the compressor, the combustion room, the turbine, and the heat recovery boiler are connected successively; and data from the air parameter measuring unit, the compressor outlet parameter measuring unit, the fuel gas parameter measuring unit, the turbine exhausting parameter measuring unit, and the boiler exhausting parameter measuring unit are transmitted to the turbine efficiency calculation module. In addition, the invention also provides a method. The apparatus and the method are safe and reliable. According to the combustion gas turbine and the matter energy balance in combined cycle, the equivalent turbine efficiency of the combustion gas turbine is obtained indirectly in an on-line manner.
Owner:HANGZHOU HUADIAN BANSHAN POWER GENERATION +1

Full-distributed optical fiber monitoring system and method for linear engineering safety monitoring

The invention discloses a full-distributed optical fiber monitoring system and method for linear engineering safety monitoring. The full-distributed optical fiber monitoring system comprises full-distributed sensing optical fibers. The full-distributed sensing optical fibers are parallelly arranged in or on a linear engineering. The full-distributed sensing optical fibers are used for respectivelytransmitting collected signals to a laser and an electrooptic modulator in two routes. The electrooptic modulator is used for, after processing the received signals, successively transmitting to an optical detector, a data collecting device and a computer. The full-distributed optical fiber monitoring system has the advantages that first, the remote and long-distance monitoring can be realized byusing features of the optical fibers; second, the distributed monitoring can be realized, and a running state of the whole linear engineering can be mastered; third, the system can be used under severe environments, such as thunder and lightning, and humidity, because the optical fibers and optical signals are used; and fourth, the automation measurement and analysis can be realized, the deformation or temperature abnormity of the linear engineering is more rapidly obtained, an abnormal region is given in time, and a pre-warning is sent.
Owner:SHANDONG UNIV +1

Generator fault diagnosis and prediction method

The invention provides a generator fault diagnosis and prediction method, which comprises the following steps of: acquiring historical data of normal operation of a generator, constructing a generator database, and determining temperature change related detection characteristics of key components of the generator by adopting a Pearson correlation coefficient; collecting state data information of real-time operation of the generator, and extracting real-time operation temperature change data of key components of the generator; constructing a CNN-LSTM-based temperature prediction model by using temperature change related detection features; training real-time operation temperature change data through a CNN-LSTM-based temperature prediction model, predicting the temperature of a key part of the generator, obtaining the difference between an obtained temperature prediction value and a temperature value collected in real time, obtaining a temperature residual error, comparing the obtained temperature residual error with a preset temperature residual error threshold value, prforming fault diagnosis of the generator, and carrying out temperature rise early warning by combining the change of the temperature residual error so as to realize fault prediction.
Owner:国网山东省电力公司嘉祥县供电公司 +2

GPU monitoring alarm system with monitoring function customized by cloud platform

The invention discloses a GPU monitoring alarm system with a monitoring function customized by a cloud platform, and belongs to the monitoring alarm technical field of the cloud platforms. The technical problem to be solved by the invention is how to realize the user-defined monitoring configuration according to the requirements, and generate the monitoring data satisfying the requirements of theusers flexibly. According to the technical scheme, the system comprises a data acquisition module, a monitoring configuration management module, an alarm rule management module and a data processingmodule; the data acquisition module is used for periodically acquiring the performance indexes of a GPU; the monitoring configuration management module is used for configuring a GPU monitoring dimension, a GPU monitoring index, a GPU monitoring period and a GPU monitoring statistical method; the alarm rule management module is used for configuring the alarm rules; the data processing module is used for storing the acquired data and generating the monitoring data according to the monitoring configuration and the acquired data and is used for traversing the alarm rules regularly, generating thealarm data or clearing the alarm data according to the acquired data, and forwarding the alarm data according to a configured notification mode.
Owner:SHANDONG LANGCHAO YUNTOU INFORMATION TECH CO LTD

Household washing machine device based on piezoelectric and mechanical power generation

The invention relates to a household washing machine device based on piezoelectric and mechanical power generation. The household washing machine device comprises a spinning, a piezoelectric ceramic power generation system, a mechanical power generation system, a power storage control system and a washing machine, and is characterized in that the spinning comprises a handlebar, wheels and pedals,the piezoelectric ceramic power generation system is matched with the handlebar and the pedals, and the mechanical power generation system is matched with the wheels; the power storage control systemis electrically connected with the piezoelectric ceramic power generation system, the mechanical power generation system and the washing machine. Compared with the prior art, according to the presentinvention, the piezoelectric ceramic power generation technology and the mechanical rotation power generation technology are combined, the electric energy is stored in a storage battery, and then theelectric energy is provided for the washing machine.
Owner:SHANGHAI INST OF TECH

Visual detection method of power information acquisition system

The invention brings forward a GIS-based visual detection method, for the purpose of solving the problem of monitoring difficulty in operating condition of an acquisition terminal in power information acquisition. In the power information acquisition, in order to ensure timely acquisition of data stored by an onsite terminal, the power information acquisition system needs to timely know the operating condition of the acquisition terminal, and the acquisition terminal with a fault needs to be handled as soon as possible. According to the invention, based on spatial and geographic data of a GIS, through combination with physical coordinate data of a special transformer and a public transformer which are marketed and distributed through onsite acquisition, the actual position of the acquisition terminal is visually displayed on a map, the running state of the acquisition terminal can be monitored on the map in real time, and geographical area gathering is carried out. The method can be applied to the power acquisition information system, can timely grasp the running state of the onsite acquisition terminal and complements and improves the technical means of the power information acquisition system in monitoring an onsite running terminal.
Owner:ELECTRIC POWER SCI & RES INST OF STATE GRID TIANJIN ELECTRIC POWER CO +2

Insurance industry intelligent customer service robot system and equipment

The invention provides an insurance industry intelligent customer service robot system. The system comprises an application layer for providing scene applications, a third-party platform support intermediate layer, a core analysis layer and an insurance data knowledge layer, wherein the third-party platform supports an intermediate layer configured to perform speech recognition and synthesis and provides a visualization platform and image recognition, and the core analysis layer comprises an online retrieval platform and an intelligent learning platform; the online retrieval platform is configured to execute demand analysis, intelligent verbal skill management and retrieval analysis of insurance customers. The intelligent learning platform carries out self-knowledge, session and verbal skill improvement according to the established model. The insurance data knowledge layer is used for acquiring insurance data, verifying data of historical mining results and continuously optimizing semantic and sorting models, so the accurate response rate is increased, and the insurance data knowledge layer is used for managing sessions, verbal skills and knowledge of the insurance industry and executing acquisition of the insurance data and cleaning of the insurance data.
Owner:深圳新致软件有限公司

Multi-axis servo drive control system and robot system

The invention relates to the field of control of motors, and provides a multi-axis servo drive control system. The multi-axis servo drive control system comprises an electrical control cabinet and anexecution device, a motion control unit, a servo drive unit and at least two power modules are arranged in the electrical control cabinet, the servo drive unit is electrically connected with the motion control unit, the power modules are electrically connected with the servo drive unit, the execution device is provided with a decoding module and at least two motor modules, the motor modules and the power modules are in one-to-one correspondence, the motor modules are electrically connected with the corresponding power modules, encoders of the motor modules are electrically connected with the decoding module, and the decoding module outputs a signal to a servo drive control unit. A robot system adopts the multi-axis servo drive control system, the independent decoding module is arranged onthe execution device, the wiring number between the electrical control cabinet and the execution device is reduced, the wiring cost is reduced, wiring of the multi-axis servo drive control system becomes simple, and mounting and maintaining are facilitated.
Owner:GREE ELECTRIC APPLIANCES INC

Intelligent control system

The invention belongs to the manufacturing technical field of waste and old tyre and rubber processing devices, and especially relates to an intelligent control system. The system is used for controlling and monitoring waste and old tyre processing equipment, and comprises an upper computer which is used for remotely monitoring the working state and of the waste and old tyre processing equipment and carry out the data transmission; a PC module which is used for receiving the data of a sensor disposed on the waste and old tyre processing equipment, carrying out the calculation and analysis of the data, and achieving the data communication with the upper computer; and a control module which is used for receiving a control signal of the upper computer, and transmitting the control signal to the waste and old tyre processing equipment for changing the working state of the waste and old tyre processing equipment. The system is simple in operation, and is reasonable in devices.
Owner:ZHEJIANG LINGZHENG ENVIRONMENTAL PROTECTION TECH CO LTD

Online evaluation method for air feeder state of power plant

InactiveCN110173453ARealize high-precision online computingMaster the running statusEngine fuctionsEngine controlPower stationPotential harm
The invention provides an online evaluation method for an air feeder state of a power plant. Due to different state quantities, the state of an air feeder is represented, and a state measuring point is arranged on the air feeder; and through the state measuring point, detection data of each state quantity are acquired through the state measuring point. According to the online evaluation method forthe air feeder state of the power plant, historical data and online data are combined, the deep learning technology is utilized, according to online state quantity data, a fault part coded value of the air feeder is calculated in real time, and a draught fan fault part and the potential harm are obtained; and a state evaluation value of the air feeder is obtained due to calculation, and accordingto the state evaluation value, maintenance guiding is performed.
Owner:SHANGHAI POWER EQUIP RES INST

Visual display method for automatic monitoring data based on application software

The invention discloses a visual display method for automatic monitoring data based on application software. The method comprises the following steps: (1) constructing a visual platform; (2) installing a monitoring program in an operation and maintenance project server by project operation and maintenance personnel, monitoring resource information of the operation and maintenance project server bythe monitoring program, generating alarm information, and then acquiring and storing the alarm information into a visual platform by a monitoring information acquisition program package; (3) establishing an association relationship of resource information by project operation and maintenance personnel through the visual platform; (4) grouping the resource information by the project operation andmaintenance personnel, and setting the viewing data permission of each resource group to be allocated to the user; and (5) accessing the visual platform by a user to obtain related resource information and alarm information and inquiring. By adopting the method of the invention, project customers can effectively and comprehensively master the running states of servers and application systems involved in projects, and the operation and maintenance management level is improved.
Owner:CITY CLOUD TECH HANGZHOU CO LTD

Operation information acquisition device, operation information acquisition method, and operation information collection system

Operation information is acquired irrespective of the type of a sewing machine. An operation information acquisition device (40) is provided with an external detection device (50) which is arranged at the outer side of a main body frame (301) of the sewing machine (30) and is used for detecting the state change of an operation component (304) which periodically operates at the same period as the vertical movement operation of the sewing needle (307). The operation information acquisition device (40) acquires the operation information on the basis of a detection result obtained by the external detection device (50). The operation information acquisition device (40) can acquire the operation information, such as the number of threads, the operation time, the sewing speed and the number of times of thread cutting on the basis of the detection result of the periodic operation of the operation component (304) obtained by the external detection device (50).
Owner:JUKI CORP

Device and method for ion exchange resin monitoring and sampling in operation

The invention provides a device and method for ion exchange resin monitoring and sampling in operation. The method includes steps: sampling pipeline assembly, to be more specific, equally dividing a sampling pipe into n parts, and externally making the pipe; sampling pipeline seal test; resin sampling; sample subpackage; sample testing, wherein a teflon tape is adopted for hermetic winding of a seal port in the step of resin sampling. The device and the method have advantages of high sampling speed, freeness of influences on equipment operation, freeness of limitation on height of an ion exchanger under the normal pressure, accuracy in resin characteristic layer determination, simplicity in sampling process and freeness of high consumption of manpower and material resources.
Owner:STATE GRID HUBEI ELECTRIC POWER RES INST

Dual-mode cooperative robot control system

The invention relates to the technical field of robots, in particular to a dual-mode cooperative robot control system. The dual-mode cooperative robot control system mainly comprises robots and a control backend used for controlling the robots, wherein the control backend is provided with a main communication module; each robot is provided with a corresponding sub-communication module; data communication is carried out between the main communication module and the sub-communication modules; the control backend is further provided with a bus, a task management system, a route planning system, an operation control system and a status displaying system; the bus is electrically connected with the main communication module; the task management system, the route planning system, the operation control system and the status displaying system are electrically connected with the bus; each robot is further provided with a walking mechanism, a working mechanism, a sensing mechanism and a processorcorrespondingly; and each processor is used for coordinating the working of the corresponding walking mechanism, the corresponding working mechanism and the corresponding sensing mechanism and is electrically connected with the corresponding sub-communication module. According to the dual-mode cooperative robot control system, the robots are monitored and managed through the operation control system in the control backend, so that the capacity for dealing with special situations is improved; and meanwhile, the plurality of robots can form a cluster and collaborate to complete an overall worktask together.
Owner:梅其珍

Device and method for monitoring damping effect of elastic support of gearbox of wind turbine generator

The invention discloses a device and method for monitoring the damping effect of an elastic support of a gearbox of a wind turbine generator, and belongs to the technical field of state monitoring of the wind turbine generator. According to the vibration characteristics of the gearbox and the vibration isolation rule design of the elastic support, filtering processing and multi-band monitoring are carried out on collected signals, comprehensive monitoring is ensured, the monitoring effectiveness can be ensured by performing filtering and frequency-band-division processing on collected signals, and vibration effective values are compared in a targeted manner according to frequency bands, so that the operation state of the elastic support is mastered, the vibration reduction effect is effectively calculated, and the operation state of the elastic support is mastered. Parametric variables involved in calculation are few, calculation errors can be greatly reduced, and robustness is improved. The operation state of the elastic support of the gearbox can be monitored on line in real time, damage to a unit caused by failure of the elastic support is prevented, the predictive maintenance function is achieved, and safe and stable operation of the unit is guaranteed.
Owner:HUANENG CLEAN ENERGY RES INST

AI automobile maintenance intelligent reminding algorithm based on intelligent terminal

InactiveCN109978182ATimely and effective maintenance reminder serviceTimely and efficient connectionForecastingRepair shopOperational costs
The invention relates to an AI automobile maintenance intelligent reminding algorithm based on an intelligent terminal, and belongs to the technical field of vehicle maintenance. The running state ofa vehicle of a vehicle owner can be known timely and effectively through a mobile terminal. The algorithm can provide accurate, timely and effective maintenance reminding service for the vehicle ownerthrough support of a data center, provides effective guarantee service for the vehicle of the vehicle owner, and effectively saves the maintenance time of the vehicle owner through timely stock preparation of a store. Through the Internet platform, the vehicle, the store and the dealer are effectively connected, the dealer can conveniently prepare goods in time, meanwhile, the error rate of goodspreparation is reduced, the capital operation cost of thousands of billions is reduced for the whole market after China, and the labor cost is saved for the repair shop.
Owner:烟台美光车联科技有限公司

Arsine gas absorption and filtration system

PendingCN111103392AAbsorption filter safetyReliable absorption and filtrationMaterial analysisChemical physicsArsine
The invention relates to the technical field of semiconductors, in particular to an arsine gas absorption and filtration system. The arsine gas absorption and filtration system comprises an electrolytic cell, a gas filtering device and a glove box. The electrolytic cell is arranged in the glove box and connected with a gas inlet of the gas filtering device through a first conveying pipeline, and the glove box is connected with a gas inlet of the gas filtering device through a second conveying pipeline. According to the arsine gas absorption and filtration system, the electrolytic cell is arranged in the glove box, the glove box is connected with the gas filtering device through the second conveying pipeline, even if leakage exists in the electrolytic cell, the leaked arsine gas can be conveyed to the gas filtering device through the second conveying pipeline and finally absorbed by the gas filtering device, and therefore leakage of the arsine gas is effectively avoided, and the arsinegas is absorbed and filtered more safely and reliably.
Owner:紫石能源有限公司

A system event log recording method, system and related device

The present application provides a log recording method for system events, including: triggering FDR recording when a preset system event is detected; acquiring a change process of the preset system event according to preset recording parameters, and writing it into the FDR record; after the preset system event lasts for a preset time, stop writing and store the FDR record. By using the FDR record to record the system event when the system event occurs, the dynamic process of the system event can be recorded within a preset time, and the real-time running process record of the system event is provided, which is convenient for users to grasp the running status of the server. The present application also provides a system event log recording system, a computer-readable storage medium and a server, which have the above beneficial effects.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Novel lightning protection box

The invention relates to a novel lightning protection box, and belongs to an AC / DC power supply inductive thunder prevention lightning protection box. The novel lightning protection box mainly comprises an input terminal, an output terminal, an automatic switch, a first-stage protection zinc oxide module and inductor, a second-stage protection zinc oxide module and inductor, a third-stage protection transient suppression diode and detecting module, an information collecting module and an intelligent module, and further comprises a normal and accident display lamp and an additional resistor. By means of the novel lightning protection box, the problem of the power (energy) and respond speed of a protection device is solved; meanwhile, the detecting module, the information collecting module and the intelligent module are effectively matched, and therefore a user can obtain related information of lightning stroke and related information of a lightning protection element in time, grasp the running state of a system and eliminate the potential safety hazards.
Owner:孙巍巍

Design Method of Display Unit for Tram Drivers

ActiveCN110488699BMeet driving habitsEfficiently grasp the operating statusProgramme controlComputer controlComputer hardwareControl system
The invention relates to a tram, in particular to a design method for a display unit of a tram driver. Solve the problem of lack of driver display unit in existing trams. The design method of the tram driver's display unit is characterized in that the tram driver's display unit has a touch screen, and is connected to the CAN bus of the tram vehicle control system, and performs data information interaction with the vehicle control system; the driver display unit adopts "Main-child-grandson" multi-layer window display mode; the main window includes the sub-window display area in the middle and the driver login sub-window button, driver interface sub-window button, fault display sub-window button, information Display sub-window button, data copy sub-window button, PLC sub-window button, NEXTPLC sub-window button. As a key component of the tram control system, the driver display unit has become an important platform for the driver to monitor the running status of the tram in real time.
Owner:CRRC YONGJI ELECTRIC CO LTD
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