113results about How to "Improve system reliability" patented technology

The invention relates to a multi-mode AIGC cold-chain logistics path optimization decision-making method and a multi-mode AIGC cold-chain logistics path optimization decision-making system. The method comprises the following steps: inputting position data, temperature data, road condition data and weather data in a cold-chain logistics system into an AIGC model of a stack auto-encoder for feature extraction and reconstruction error calculation to obtain a feature index set; performing space-time interval division and similarity matching on the cold chain distribution path to obtain an interval reference path library; inputting a hierarchical control model for stage processing to obtain an initial control parameter; an objective function including temperature constraint, time window constraint and vehicle dynamics constraint is constructed for solving, and a path optimization scheme is obtained; performing road condition random disturbance and temperature fluctuation influence analysis to obtain a path risk scoring index; and performing feedback correction and iterative optimization on the initial control parameter to obtain a target control parameter. According to the invention, the temperature control precision is ensured, and the distribution efficiency and the system reliability are effectively improved.

The invention relates to an anti-electromagnetic interference device and method applied to a short-range unmanned aerial vehicle. The equipment comprises an electromagnetic pulse induction module, a power supply module, an electromagnetic pulse shielding device, a data processing and control module, an ultrahigh frequency signal generator and a signal transceiving module. Through a high-efficiency assembly, a high-efficiency electromagnetic pulse detection mechanism and an electromagnetic pulse protection scheme, an integrated design and a systematized layout strategy are combined, and a set of electromagnetic pulse interference resisting equipment which has a wide and accurate monitoring frequency spectrum and a strong electromagnetic pulse shielding capability and also gives consideration to the portability of the unmanned aerial vehicle is constructed. The equipment has the capability of monitoring and filtering electromagnetic pulses in a specified range in real time, and ensures that a carried unmanned aerial vehicle system can resist electromagnetic pulse invasion of certain intensity, so that the survival capability and the system reliability of a short-range unmanned aerial vehicle in an electromagnetic interference environment are remarkably improved.

The invention relates to the technical field of off-grid photovoltaic disturbance rejection, in particular to a method for enhancing off-grid photovoltaic disturbance rejection capability based on an intelligent filtering technology. Firstly, known disturbances such as illumination, temperature and load abrupt change in the system are analyzed, and a model is established. Designing an intelligent filter, monitoring and estimating unknown disturbance by using a self-adaptive algorithm, obtaining direct current and harmonic disturbance observation values, and fusing the direct current and harmonic disturbance observation values; and then an active disturbance rejection controller based on intelligent filtering is constructed, unknown disturbance and known disturbance are added to obtain a concentrated disturbance observation value, and parameters are designed to respond to suppression disturbance. And finally, obtaining a voltage preliminary control instruction, and combining with a filter observation value construction instruction to suppress current harmonic disturbance. Through the steps, the stability and reliability of the off-grid photovoltaic system are improved.

The invention relates to an underground gas storage which comprises a gas storage body, a first drainage pipe and a plurality of second drainage pipes, the gas storage body comprises a supporting layer and a sealing layer arranged in the supporting layer, and the second drainage pipes and at least part of the first drainage pipe are arranged between the supporting layer and the sealing layer. The second drainage pipes are annularly arranged and arranged on the gas storage body in a sleeving mode, the multiple second drainage pipes are arranged at intervals in the length direction of the gas storage body, the first drainage pipe is located at the bottom of the gas storage body, and all the second drainage pipes communicate with the first drainage pipe; a water inlet hole is formed in the second drainage pipe, and a drainage opening is formed in the end, away from the gas storage body, of the first drainage pipe. According to the underground gas storage, the problems that an existing gas storage cavern drainage system is tedious in operation process and high in operation cost are solved.

The invention relates to an integrated multi-mode cooling unit, an automatic adjusting method and an electrical room, the integrated multi-mode cooling unit comprises a unit body, condenser cooling equipment used for cooling a condenser, hot air cooling equipment used for cooling hot air and a control module, and the unit body is provided with an air temperature adjusting cavity; the condenser cooling device and the hot air cooling device are arranged in the machine body, the hot air cooling device comprises at least two sets of refrigeration modules, an evaporator of each set of refrigeration module is arranged in an air temperature adjusting cavity, a hot air inlet is formed in the top of the air temperature adjusting cavity, and a cold air outlet is formed in the side wall of the air temperature adjusting cavity; the unit is provided with a first cooling module (cold water cooling) and a second cooling module (cold air cooling), so that free switching between an air cooling mode and an air cooling and water cooling combined mode is realized. No matter in a high-temperature and water-deficient environment or in a low-temperature and water-cooling-free condition, the unit can operate stably, and the applicability is remarkably improved.

The invention discloses a large-temperature-difference high-temperature fused salt and water heat exchange steam production system and a control method. The system comprises a fused salt storage tank, a high-pressure hot water storage tank, a fused salt-water / steam heat exchanger and a steam pocket, the fused salt-water / steam heat exchanger is of a multi-shell-pass spiral coil pipe type heat exchanger structure. A plurality of limiting inner barrels are arranged in a shell barrel to form annular cavities of different levels, a plurality of heat transfer pipes are connected in parallel and wound around a central pipe or the wall of an upper-level fiber inner barrel to form spiral coil pipes, and a plurality of sets of spiral coil pipes are arranged in the annular cavities respectively. A shell side fused salt liquid inlet, a shell side fused salt liquid outlet, a pipe side water inlet and a pipe side steam outlet are formed in the shell cylinder body; the fused salt-water / steam heat exchanger is connected with an outlet and an inlet of the fused salt storage tank and further connected with a water outlet and an inlet of the high-pressure hot water storage tank. High-temperature thermal shock damage of the heat exchanger and pipeline blockage caused by fused salt solidification can be effectively eliminated, membrane boiling of water is inhibited, the heat transfer efficiency is high, and system operation is safe and reliable.

The invention relates to the field of glass production lines, and particularly discloses an intelligent control system for a glass production line, which comprises a control module, a switch, an operation module, a control electric box and a process node module, the control module comprises a PLC (Programmable Logic Controller) 1, a PLC 2 and a PLC 3; the operation module comprises an operation screen table 1, an operation screen table 2 and an operation screen table 3; the process node module comprises an inner sheet feeding and conveying unit, an outer sheet feeding and conveying unit, a glass cleaning unit, a gluing chamber sheet combining unit, a glass flat pressing unit and a sheet unloading overturning table.

The invention discloses an unmanned transportation system operation reliability analysis method based on a cloud control platform, and the method comprises the steps: obtaining a task success definition, a judgment criterion and a reliability block diagram of an unmanned mine car system in a transportation stage, and an adjacent matrix through the analysis of an unmanned mine car transportation task process; according to mine car fault type analysis, the influence of mine car faults with different properties on the unmanned transportation system is obtained, and an unmanned mine car task success judgment model is established; and the task success rate of the unmanned mine car and the related fault type conclusion are obtained in combination with historical data of the cloud control platform, and a final unmanned transportation system operation reliability analysis result is obtained. The conclusion of the task success rate and the fault type is obtained by constructing the model, reference and basis are provided for corresponding research of risk management of the unmanned transportation system, and a foundation is laid for task success and efficiency research of the unmanned transportation system, fault maintenance spare part requirements and the like.

The invention provides a device and method for preparing a high-temperature-resistant multi-period fiber grating. The device comprises a femtosecond laser, a shutter, a variable attenuator, a cylindrical lens, a phase mask plate, a broadband light source, an optical fiber and a spectrograph. A femtosecond laser pulse emitted by the femtosecond laser passes through the cylindrical lens and the phase mask plate and forms interference fringes; different tensile forces are applied to the two ends of the optical fiber, the interference fringes are focused on an optical fiber core for inscribing, and the tensile forces are released after grating inscribing; the operation is repeated, the tension is released after each time of inscribing, and a plurality of fiber bragg gratings with different periods can be generated on a single optical fiber; therefore, the multi-period fiber grating array capable of monitoring the distributed temperature is formed.

The invention discloses a commercial vehicle full-working-condition self-adaptive braking energy management method, device and equipment based on vehicle cloud collaboration and a storage medium, and relates to the technical field of new energy automobiles, and the method comprises the steps that load sensing data, vehicle position data and battery state data are acquired; on the basis of the load sensing data, the vehicle position data and a predefined vehicle dynamics model, recoverable energy under a corresponding vehicle planning path is predicted, and energy prediction information is determined; calculating corresponding electric braking force and mechanical braking force based on the battery state data and the energy prediction information, and determining an electric braking force distribution instruction and a mechanical braking force distribution instruction; and based on the electric braking force distribution instruction and the mechanical braking force distribution instruction, a vehicle is controlled to conduct cooperative management on braking energy. According to the method, the corresponding recoverable energy is predicted by fusing the vehicle cloud collaborative data, the distribution of the electric braking force and the mechanical braking force is dynamically optimized, and efficient self-adaptive braking energy management is achieved.

The invention relates to the technical field of urban construction, in particular to a kerb and tile visual grabbing control system. A kerb and tile visual grabbing control system comprises a visual identification module, a system control module and a six-axis mechanical arm module, the six-axis mechanical arm module comprises a mechanical arm main body and an auxiliary control assembly, the mechanical arm main body is used for grabbing and laying kerbs and tiles, and the auxiliary control assembly is used for controlling the mechanical arm main body. The mechanical arm body comprises a supporting arm, a lifting arm, a swing arm and a mechanical claw which are sequentially and rotationally connected, and the auxiliary control assembly is connected between the front end of the supporting arm and the front end of the swing arm and used for supporting the mechanical arm body and reducing the equipment load. According to the mechanical arm, the torque generated to the front end of the swing arm when the mechanical claw grabs a heavy object can be effectively shared, the load of each joint motor is greatly reduced, and therefore the structural rigidity and the movement stability of the whole mechanical arm under the heavy-load and large-arm-span working conditions are enhanced, and the precision and stability of the laying action are ensured.

The invention discloses a gear shifting control method and system of an electric commercial vehicle, a medium and the electric commercial vehicle. The method comprises the steps that if it is detected that the electric commercial vehicle is in an emergency braking working condition, a target drive axle to be controlled is determined, the torque of the target drive axle is controlled to be reduced by referring to the vehicle speed of the electric commercial vehicle, and a corresponding gear shifting hub is arranged in a neutral gear; wherein the target drive axle is any drive axle in double drive axles of the electric commercial vehicle; when the gear shifting hub corresponding to the target drive axle is in the neutral gear, the drive motor of the target drive axle is switched from the torque control mode to the rotating speed control mode; in the rotating speed control mode, whether the target drive axle executes dynamic gear shifting or static gear shifting is judged according to the rotating speed of the output shaft, and the corresponding target rotating speed is determined; the driving motor of the target driving axle is controlled to adjust the speed according to the target rotating speed, and whether the driving motor of the target driving axle meets the corresponding gear shifting synchronization condition or not is judged; and if yes, the gear shifting hub corresponding to the target drive axle is changed from the neutral gear to the target gear.

This invention discloses an adaptive anti-interference display control method for a full LCD instrument panel in a bus, relating to the field of automotive instrument system technology. The method includes the following steps: collecting the ambient temperature value T and vibration acceleration value A; comprehensively determining the current operating mode based on the temperature value T and vibration acceleration value A; matching and executing the corresponding display control strategy according to the determined operating mode; and adjusting the operating mode determination strategy in real time to form a closed-loop adaptive control. The control method provided by this invention uses temperature and vibration dual-parameter linkage as its core framework, integrating two key measures: high-temperature low-power consumption and heat dissipation linkage, and strong vibration data latching. This achieves adaptive anti-interference display control of the full LCD instrument panel in a bus under complex and harsh operating conditions, significantly improving display quality, data stability, and system reliability. It effectively overcomes the shortcomings of existing technologies and fills the gap in dedicated temperature and vibration linkage control schemes for buses.

The embodiment of the invention provides a data processing method and device, computer equipment and a storage medium, and belongs to the technical field of data processing. The method comprises the following steps: acquiring the total data volume and available memory capacity of to-be-processed data of a plurality of tasks; calculating a numerical relationship between the total data volume and the available memory capacity, and determining a data loading strategy of the to-be-processed data according to the numerical relationship; wherein the data loading strategy comprises a full-amount loading strategy and a fragment loading strategy; and loading the to-be-processed data according to the data loading strategy, and executing post-processing operation on the loaded to-be-processed data. According to the method, the memory requirement in the data loading stage can be calculated in advance, the memory occupation condition is planned in advance, the data loading strategy can be dynamically determined, the situation that too much memory is consumed when all the to-be-processed data is loaded at a time, and consequently the available memory in the data calculation stage is reduced is effectively avoided, and then the calculation efficiency and stability are improved.

The utility model belongs to gas detection technical field, concretely is small flow gas detection device based on valve opening degree regulation, including valve body, still include: gas detection subassembly, set up at valve body top, flow detection subassembly, set up in valve body outer wall and with its inside intercommunication, baffle, set up in valve body inner wall middle segment, and its top is provided with ladder hole, first limit frame, fixed setting in valve body inside bottom, sealing assembly, through setting on first limit frame, and its top cooperates with ladder hole, first sealing plate, set up in valve body one end, the utility model provides small flow gas detection device based on valve opening degree regulation, can carry out quick sealing to valve body when needing closing valve body in the emergency, relative to the speed of screw rod closed mode is faster, adapts the gas flow demand of quick change, especially in small flow gas detection, can realize more accurate control, simple structure simultaneously.

This utility model discloses a shaping, cooling, and cleaning device for pigskin puffing processing, including a spraying mechanism and a feeding mechanism. The spraying mechanism includes a clean water tank, a water supply pipe, a diversion pipe, and a spray pipe. The feeding mechanism includes an equipment frame, a chain conveyor belt, a hanger, a drive motor, a submersible pump, and cleaning wheels. The hanger is fixedly installed on the upper surface of the equipment frame. The drive motor is installed on the side surface of the equipment frame to drive the chain conveyor belt and cleaning wheels. The submersible pump is installed in the water supply tank and supplies water to the diversion pipe through the water supply pipe. The diversion pipe is connected to the top of the spray pipe, and the spray pipe is movably installed on the equipment frame. This utility model has the advantages of adjustable spray angle, self-cleaning conveyor belt, and thorough cleaning, solving the problems of incomplete cleaning and cross-contamination caused by traditional equipment.

The present application relates to wastewater purification reuse system technical field, more specifically, it relates to a kind of wastewater purification reuse system for heat-sensitive paint production, comprising: data acquisition module;Wastewater pH adjustment controller;Based on the comparison result of the pH value of heat-sensitive paint wastewater and set target pH value, generate pH value adjustment coefficient;Based on pH value adjustment coefficient, generate alkaline solution adding instruction;Liquid alkaline adjusting device, with wastewater pH adjustment controller communication connection, receive alkaline solution adding instruction;Add alkaline solution to the blending pool;Receive the pH value and temperature of the liquid of blending completion sent by data acquisition module;Based on the comparison result of the pH value of blending completion liquid and set target pH value, generate pH value adjustment coefficient;Based on pH value adjustment coefficient, generate liquid temperature regulation instruction;Blending liquid pH adjustment mechanism, with blending liquid pH adjustment controller communication connection, for the liquid temperature regulation of blending completion liquid in blending pool.

The invention provides a system verification method and device, and relates to the technical field of computer science. The method comprises the steps that formalized modeling is carried out according to fault data of a to-be-verified system and a time sequence diagram of the to-be-verified system, and a target model is determined; and verifying the target model to obtain a verification result of the to-be-verified system. Fault data is added to the target model. According to the invention, system verification in a fault scene can be efficiently carried out.

The present application relates to the technical field of image state recognition, in particular to a kind of based on pattern recognition's picking and replacing hook AI accurate identification and capture system and method, in the present application, the outline change of hook assembly in image sequence frame, boundary difference and gray dynamic are carried out node construction, and combined with edge displacement accumulation analysis, while through graph neural network, cosine value between nodes and coordinate difference are compared jointly, construct path jump sequence, to enhance the response sensitivity of state mutation, under the condition of complex background interference or local occlusion, still can stably extract the key path of morphological evolution, effectively improve the anti-interference and fault tolerance of spatial path recognition, further statistical modeling is carried out on state rate mutation point by hidden Markov model, by matching standard state mode, paragraph merging and invalid segment rejection operation are carried out to abnormal point section, construct state label sequence, realize the accurate division of high confidence, multi-section continuous state.

The invention discloses a trichlorosilane deep rectification composite impurity removal process, and belongs to the technical field of polycrystalline silicon production raw material purification. According to the process, deep purification of crude trichlorosilane is achieved through the steps of pre-protection and primary adsorption, directional rectification enrichment of methyl dichlorosilane narrow fractions, concentration, mixing with silicon tetrachloride, catalytic reaction rectification conversion, differential pressure thermal coupling rectification purification, double-tank parallel deep purification, tail gas treatment and the like. According to the method, the impurity methyl dichlorosilane difficult to remove is precisely separated through side extraction, the impurity methyl dichlorosilane is converted into a component easy to separate through a catalytic reaction, and the boron and phosphorus impurities are deeply removed in combination with differential pressure thermal coupling energy saving and double-tank alternate adsorption. The process can efficiently remove moisture, metals and key impurities boron and phosphorus, obviously improves the purity of the trichlorosilane product, realizes gradient utilization of energy and hydrogen circulation, and has the advantages of high purity, low energy consumption and continuous production.

This application provides a charging and discharging control method, device, and vehicle, relating to the field of electric vehicle technology. The method includes: acquiring a first electrical signal from a charging interface and a second electrical signal from a discharging interface; identifying the signal type of the first electrical signal and the signal type of the second electrical signal; determining that the first vehicle is in charging mode if the first electrical signal is valid and the second electrical signal is invalid; and determining that the first vehicle is in discharging mode if the first electrical signal is invalid and the second electrical signal is valid. This method achieves automatic identification of the charging and discharging mode of the first vehicle without complex judgment logic. Based on the current charging and discharging mode, it receives electrical energy signals provided by the charging equipment or discharges to the second vehicle, improving user experience and system reliability. It solves the problems of cumbersome operation, slow response, and potential electrical safety hazards caused by mode misjudgment in existing solutions that involve manual switching.

The utility model relates to wind power generation technical field discloses wind power generation device, including support subassembly, wind wheel subassembly and power generation subassembly, wind wheel subassembly includes main shaft and impeller, and the main shaft fixed mounting is in support subassembly, and the impeller rotatablely installs on the main shaft, power generation subassembly includes first power generation unit and second power generation unit, and the stator of first power generation unit and second power generation unit all fixed mounting is in main shaft, and the outer rotor of first power generation unit and second power generation unit all are connected with the impeller fixedly, the utility model under the same wind force condition, first power generation unit and second power generation unit can work simultaneously, and the mechanical energy of impeller capture is more efficient, more fully converts into electric energy, effectively increases the overall power generation, improves the wind energy utilization efficiency and power generation efficiency, solves when the outside wind speed is at the low level, and the overall power generation of generator is insufficient.

The invention discloses an anti-islanding driving circuit suitable for a distributed photovoltaic grid-connected circuit breaker. The anti-islanding driving circuit comprises a DC-DC power supply circuit, a super-capacitor charging control circuit, a super-capacitor boost discharging circuit, a motor driving circuit, a motor charging linkage circuit and a motor current-limiting protection circuit. The DC-DC power supply circuit converts 12V input voltage into motor target voltage, the super capacitor charging control circuit adopts double NPN triodes and diodes to prevent reverse breakdown, and charging is stopped when the motor is started. The super capacitor boost discharge circuit supplies power to the motor when the main power supply is powered off. The motor driving circuit controls operation of a motor through logic level signals, a sampling resistor monitors input current, and the linkage circuit adopts AND gate logic peak shifting power utilization. And the current-limiting protection circuit realizes overcurrent protection through the current induction amplifier and the control triode. According to the invention, the photovoltaic grid-connected connection can be automatically disconnected, the islanding effect is prevented, and the reliability and the stability are high.

This invention provides a method and system for updating a synchronous forwarding table in a 5G private network device based on UDP, belonging to the field of communication technology. The method includes: a central processing module generating synchronous forwarding table update information and encapsulating it into UDP packets, which are then sent to a message processing module. This information includes a slice identifier, a forwarding table identifier (SEID), PDR rule content, QER rule content, FAR rule content, and a QER rule quantity field. Upon receiving the data, the message processing module determines the valid QER rule content based on the QER rule quantity field, updates the forwarding table according to the synchronous forwarding table update information, stores the updated forwarding table in a hardware forwarding table storage area bound to the slice identifier, and performs packet forwarding processing according to the FAR rule content. This invention achieves efficient, reliable, and multi-slice isolation-compliant synchronous forwarding table updates between the central processing module and the message processing module.

The invention relates to the technical field of server power supply management, in particular to an intelligent management method and system for a server power supply, and the method comprises the steps: obtaining a historical load data sequence and current load data of a server; based on the historical load data sequence, topological dynamics load prediction is executed, and a predicted load sequence is obtained; according to the predicted load sequence, optimization is carried out through group theory transformation optimization, and an optimized predicted load sequence is obtained; generating a control strategy by using a chaos control strategy based on the optimized predicted load sequence; performing quantum probability field optimization on the control strategy to obtain an optimized control strategy; performing non-exchangeable geometric fine tuning on the optimized control strategy to obtain a final control strategy; and the final control strategy is output for adjusting the power supply of the server, so that the system can optimize resource allocation in advance due to the great improvement of the prediction accuracy, the energy waste is effectively reduced, and the stability and the reliability of the system are enhanced.

The invention discloses an integrated air-ground deployment system and method for an unmanned cluster. The system comprises a carrier and an air-ground integrated release module, and the air-ground integrated release module is arranged above the carrier and comprises a cavity for containing an unmanned cluster, a ground release assembly and an air release assembly; wherein the ground release assembly can open and close the cavity and release the unmanned aerial vehicles deployed in the unmanned cluster in a ground mode when the ground release assembly is in an open state; the air release assembly can open and close the cavity and release the unmanned aerial vehicles deployed in an air mode in the unmanned cluster when the air release assembly is in an open state; a first envelope space body formed by switching on and off the ground release assembly and a second envelope space body formed by switching on and off the air release assembly do not overlap. According to the invention, efficient and flexible deployment of the unmanned cluster in a complex task scene can be realized.

The invention relates to the technical field of edge calculation, in particular to a smoke exhaust valve detection data edge calculation processing method and system. Comprising the following steps: acquiring operation state parameters in edge nodes; comparing the operation state parameter with a corresponding preset normal range, a change amplitude threshold and a duration threshold, and identifying an abnormal operation state of the edge node when the operation state parameter exceeds the preset normal range, or the change amplitude of the operation state parameter exceeds the change amplitude threshold and the duration reaches the duration threshold; generating summary information according to the abnormal operation state; and sending the summary information to a central control room. The problems that in a distributed smoke exhaust system, dependency of edge nodes on sensor data quality is high, slow drifting or local degradation of sensor performance is difficult to find, local decision logic is affected, a central control room is difficult to effectively monitor internal health conditions of the edge nodes, and the edge nodes have non-fatal and intermittent faults are solved.

The invention provides an unmanned aerial vehicle target positioning method and device based on cooperation of multiple observation points and a medium, and the method comprises the steps: building a dynamic and static target three-dimensional space positioning physical architecture, and building an unmanned aerial vehicle target recognition model based on bidirectional cross-dimension feature enhancement; an image-based unmanned aerial vehicle multi-target association matching algorithm is proposed to eliminate background interference and correct view angle influence, and an end-to-end deep neural network is adopted to model a mapping relationship between multiple observation points and unmanned aerial vehicle targets, so that multi-source feature fusion and positioning precision improvement are realized; according to the technology, the problems of poor recognition robustness, low positioning precision and the like caused by small target information loss, view angle transformation interference and optical sensor measurement deviation in the actual unmanned aerial vehicle target positioning process are solved, and efficient and reliable unmanned aerial vehicle target positioning technical support is provided for airspace monitoring, unmanned aerial vehicle compliance management, security patrol and other scenes.

The embodiment of the invention provides a power limiting method and device for an electric pump of an aircraft hydraulic system, computer equipment and a medium, and the method comprises the following steps: obtaining a switching signal of each generator contactor in a sliding window, judging whether a generator signal has stability or not, and according to the stability of the generator signal, determining the power of the electric pump according to the stability of the generator signal; setting a generator contactor stable signal; judging whether each generator can normally supply energy or not based on the generator contactor stabilizing signal; setting a combined instruction of the electric pump according to a pre-instruction of the electric pump cockpit and a switching signal of the electric pump cockpit; whether the power of the electric pump is limited or not is judged according to the number of the generators capable of supplying energy normally, and if the power needs to be limited, the power of the electric pump is limited according to a switching signal of an electric pump cockpit, the priority sequence of the electric pump and a combined instruction of the electric pump. According to the scheme, the power of the electric pump is dynamically limited, so that the energy efficiency and the system reliability are improved.

The invention relates to the technical field of electrical digital data processing, in particular to error detection. According to the technical scheme, the data access screening method based on the traffic radar comprises a card address node issuing method based on an industrial bus, and the method comprises the following steps that a controller monitors and detects the level change condition of a pin in real time; judging the number of on-line cards according to the level change condition and issuing a corresponding confirmation signal; after receiving the confirmation signal, the card performs self-inspection and replies a response packet; and the controller issues node information, the card replies a secondary response signal after receiving the node information, the controller issues an online signal after receiving the node information, and the card is formally online. According to the card address node issuing method based on the industrial bus, the problems that in the prior art, hot plug of simultaneous online of multiple cards cannot be handled, address recognition is prone to errors, the system reliability is low and the maintenance difficulty is high are solved, the card address node issuing method based on the industrial bus is provided, and the purposes of high reliability, simultaneous online hot plug of the multiple cards, low cost and easy maintenance are achieved.