23results about How to "Reliable management" patented technology

The invention relates to an SMT-based production management system and method and computer equipment. The system comprises an identifier management platform which is used for generating a standard identifier data structure after analyzing an external management standard node, and carrying out identifier information distribution with a supplier management module, a material management module, a product management module and a quality inspection management module according to the standard identifier data structure, and the distributed identification information is recorded on the industrial data storage module, and a local identification database is established. And the industrial data storage module is used for deploying the intelligent contract on the system and calling the intelligent contract of the SMT industry production application module to store the distributed identification information record. And the contract development module is used for generating an intelligent development contract according to a preset contract mechanism, and deploying the intelligent contract on the industrial data storage module according to the intelligent development contract. By adopting the method, the efficiency and efficiency of production management can be improved.

This utility model discloses an optical fiber coiling device, an optical engine, and an optical module, including a coiling frame and a limiter. The coiling frame has a first surface and a second surface facing each other. The second surface is provided with slots for accommodating or aligning the first and second optical components. The first surface is provided with an arc-shaped coiling channel, a coiling structure, and multiple positioning blocks. The limiter cooperates with the first surface of the coiling frame. After the first optical fiber leading from the slot of the first optical component on the second surface reaches the first surface, it is coiled and limited within the arc-shaped coiling channel. The second optical fiber leading from the slot of the second optical component on the second surface is guided and limited to be led out along a non-coiling path. This utility model achieves effective management and reliable fixation of different optical fiber paths, ensuring the bending radius of the optical fiber. At the same time, the coiling frame integrates an optical component protective cover and auxiliary sealing function, effectively optimizing the internal space of the module, simplifying the assembly process, and improving the reliability and production efficiency of the optical module.

The invention relates to a version management method and device for an electronic work order system, equipment and a medium, and the version management method for the electronic work order system comprises the steps: obtaining a version updating request, and determining a current routing source of the version updating request; acquiring an updated version of a current routing source in real time; the version recording information at least comprises an updating operator and an updating type, the weight value of the updating operator is determined, a corresponding version strategy is executed according to the updating type and / or the weight value, and the version strategy at least comprises version replacement and version coexistence. When work order defects and demand changes of different sources are processed, the version coexistence strategy allows different versions to exist in the system at the same time, and the problem of important information coverage or loss caused by version replacement is avoided. The flexibility and stability of the system are improved, reliable tracking and management of multi-party operation and demand change are ensured, and version management is more accurate and efficient.

The invention relates to a relay cascade control system and method for a grouped heavy haul train, and belongs to the technical field of cascade control, the relay cascade control system comprises a master control locomotive and a master control operation end ECP control device A in the master control locomotive, and a slave control locomotive and a slave control operation end ECP control device B and a slave control operation end ECP control device A in the slave control locomotive; a master control operation end ECP control device A sends a first message to a slave control operation end ECP control device B according to set train marshalling information, receives a second message returned by the master control operation end ECP control device A and then generates a relay reconnection result, and a master control marshalling and a slave control marshalling are initialized by combining the slave control operation end ECP control device A to obtain initialization results; and the master control operation end ECP control equipment A broadcasts an operation mode authorization instruction and sends a braking control instruction to the slave control operation end ECP control equipment A so as to control the slave control marshalling to execute braking or relieving operation, and reliable distributed cooperative braking control over the heavy-load marshalling train is achieved.

The invention discloses a connection method and system of intranet equipment, a medium, electronic equipment and a program product. The method applied to a first server deployed in an extranet comprises the following steps: in response to receiving an SSH connection task sent by a Web end, distributing the SSH connection task to a first client in an intranet, so that the first client establishes an SSH connection between the first client and a target intranet device based on the SSH connection task, establishing a first network socket connection between the first client and the first server; and sending a first response message to the Web end to enable the Web end to establish a second network socket connection with the first server. Therefore, the security of the SSH connection can be ensured, data leakage and attack are prevented, and the intranet equipment can be safely and reliably accessed and managed. Besides, the user can seamlessly manage the intranet equipment from the Web end without complicated network configuration, so that the flexibility and convenience of equipment management are greatly improved, and the user experience is improved.

The present invention discloses an infrared sensor calibration, temperature compensation device and method, the device includes a hardware circuit module, a calibration gas structure module and a host computer PC software module; the hardware circuit module is used to provide a stable working power supply for the sensor, and is also used to receive and forward the data sent by the sensor to the host computer; the calibration gas structure module is used to provide a stable and closed one-way calibration gas path for the sensor; the host computer PC software module is responsible for receiving user control instructions, forwarding calibration and temperature compensation data to the sensor through the hardware circuit communication module, and receiving and storing the test data sent by the sensor. The present invention integrates a series of functions such as sensor calibration, high and low temperature testing, aging, temperature compensation, etc., greatly shortens the test time of sensor modules and modules, and can monitor the aging test data of the sensor in real time during the production process, and record it synchronously, and reliably manage the whole process of sensor production.

The utility model discloses a suspension type power supply cabinet, one side of the cabinet body is provided with an installation assembly, the installation assembly comprises a hanging plate, a groove, an installation piece, a through hole, a cabinet door, an observation window and a rotating handle, the hanging plate is installed at the rear end of the cabinet body, the groove is arranged on the hanging plate, the installation piece is in sliding connection with the hanging plate, and the through hole is arranged on the cabinet door. The through hole is formed in the mounting piece, the cabinet door is rotationally connected to the cabinet body, the observation window is formed in the cabinet door, the rotating handle is installed at the front end of the cabinet door, a wire clamping assembly is arranged on the inner side of the cabinet body and comprises a fixed pipe, a movable pipe and a threaded rod, the fixed pipe is installed on the inner side of the cabinet body, and the movable pipe is installed on the threaded rod. The movable pipe is slidably installed in the fixed pipe, and the threaded rod connects the fixed pipe with the movable pipe, so that the technical problem that an existing power cabinet mentioned in the background technology is inconvenient to hang is solved.

The invention discloses a reverse wake-up method of a distributed architecture based on a CAN communication network and a battery management system, and belongs to the technical field of battery management, the battery state is judged through a master control, an instruction is sent to a slave control for configuration when a low power consumption condition is met, and a slave control power supply is turned off if the low power consumption condition is not met. And after the slave control is successfully configured, the master control enters a low-power-consumption mode, and the battery state is detected regularly. Once a fault occurs, the slave controller wakes up and reports the master controller, and the master controller selects to wake up the superior or remotely notify. According to the distributed architecture battery management system and the reverse wake-up method, low-power-consumption monitoring and reverse wake-up are achieved, local power supply and original power supply are independent, normal operation of the system is ensured, and efficient and reliable power management is achieved.

The present invention provides a lock management mechanism and a lock management device. The lock management mechanism includes: a shell having a storage cavity for accommodating a lock; a locking member, which is movably arranged in the shell and switches between a locked position and an unlocked position. When the locking member is in the locked position, at least a portion of the locking member extends into the storage cavity and prevents the lock from exiting the storage cavity to lock the lock. When the locking member is in the unlocked position, the locking member exits the storage cavity and avoids the lock from exiting the storage cavity to unlock the lock; a limiting component, which has a movably arranged limiting end, which can extend into or exit the movement path of the locking member to lock the locking member in the locked position or unlock it from the locked position. The present invention solves the problems of chaotic lock management and loss in the prior art.

The invention relates to the technical field of data asset management and monitoring, and discloses a data asset management and monitoring method based on an artificial intelligence technology, which manages and monitors data assets based on the artificial intelligence technology, and performs model construction and training through a support vector machine algorithm and asset data acquired from different sources. According to the method, the asset management model is generated, so that the asset data can be analyzed based on the asset management model, and effective asset management suggestions are output, thereby realizing efficient, reliable and intelligent data asset management.

The present invention relates to the field of signal transmission technology, and discloses a method and system for providing data to an application based on a methane sensor, wherein the method comprises the following steps: standardizing the real-time data of wired and wireless sensors on a natural gas pipeline, and unifying the standardized data format; the real-time data includes methane concentration, timestamp, sensor ID and status information; preprocessing the standardized data, obtaining cleaned data, and synchronizing the timestamp. The present invention ensures the consistency, integrity and accuracy of the data by standardizing the data format, preprocessing and cleaning the data, intelligent fault detection and data interpolation, and unified data structure output, thereby improving the accuracy and response speed of leak detection, enhancing the stability and decision support capabilities of the system, and ultimately achieving more efficient and reliable natural gas pipeline monitoring and management, and reducing safety risks.

The embodiment of the invention provides a method and a system for promoting collaborative management of power grid projects. The method comprises the following steps: acquiring data transmitted by each department; integrating and cleaning the various data to obtain shared data which is provided with at least one of the following labels: project early-stage data, project middle-stage data and project later-stage data; and displaying the shared data in a classified manner based on the labels so that the multiple departments can read the shared data in real time. According to the invention, the problems of business data walls and low information transmission efficiency in the prior art are solved.

The utility model discloses an intelligent monitor for reading heat and temperature data, and the monitor comprises a first meter reading module which is used for reading the real-time data of a building heat meter through a first RS-485 interface circuit and / or an M-BUS interface circuit; the second meter reading module is used for reading real-time data of the indoor temperature regulator through the second RS-485 interface circuit and / or the RF wireless communication module; the intelligent monitor can read real-time data of the heat meter and the temperature regulator at the same time, has a wired data acquisition mode and a wireless data acquisition mode, and not only enhances the flexibility of data acquisition, but also can adapt to various monitoring environments; the master control module has strong data processing capacity and can receive, process and analyze data from the two meter reading modules, the processed data is sent to a cloud server through the data transmission module, and an efficient, reliable and easy-to-manage heat and temperature data monitoring solution is provided for a user. The method is suitable for various application scenes such as intelligent buildings and intelligent homes.

The invention relates to the technical field of automatic driving, particularly provides a vehicle operation management method, mobile equipment, a battery swap station and a storage medium, and aims to solve the problem of how to safely, reliably and conveniently manage the operation of an unmanned vehicle. The method comprises the steps that in response to management starting operation of a user, identity authentication is carried out on a mobile device and a target battery swap station, a first communication link is established, and the target battery swap station is a battery swap station which carries out battery swap on a vehicle to be subjected to battery swap; in response to a vehicle control operation of a user, the mobile device sends a vehicle control instruction to the target battery swap station through the first communication link, so that the vehicle control instruction is transmitted to the vehicle to be subjected to battery swap through the target battery swap station; the vehicle control instruction is transmitted to the to-be-replaced vehicle through a second communication link, and the second communication link is a communication link established between the to-be-replaced vehicle and the target battery replacing station after the to-be-replaced vehicle successfully completes identity authentication with the target battery replacing station. Based on the method, the vehicle operation can be safely, reliably and conveniently managed.

The invention discloses a method and a system for eliminating NAT (Network Address Translation) limitation by transforming external TCP (Transmission Control Protocol) connection of an enterprise into QUIC (Query Unified Integrated Circuit) connection, and belongs to the technical field of computer networks. According to the method, client access is guided to an intranet agent through DNS redirection; the client establishes standard TCP connection with the intranet agent; the intranet agent maps the TCP stream data to the QUIC connection or stream actively sent to the public network agent as required; and the public network agent restores the TCP request and relays the TCP request to the target service, and returns in response to the original path. According to the invention, a segmented optimization architecture of the intranet TCP and the public network QUIC is creatively adopted, so that the dependence of the traditional scheme on the long connection of the public network TCP is fundamentally eliminated, the core crux of unstable NAT penetration is solved, the inherent false dead connection problem of the TCP protocol is thoroughly avoided, the completely transparent and zero-transformation access of the client and the intranet service is realized, and the access efficiency of the client and the intranet service is improved. And the system has excellent stability, safety and deployment convenience.

The invention relates to a cluster management method and device based on trusted long connection and a storage medium, a trusted management center cluster at least comprises a prepositive server and a plurality of trusted management centers, and the method comprises the following steps: the prepositive server obtains a registration request of a terminal; and determining a target trusted management center in the plurality of trusted management centers based on the registration request. According to the method, the target trusted management center can be determined in the plurality of trusted management centers through the registration request of the terminal acquired by the prepositive server, and the data interaction between the target trusted management center and the terminal can be realized based on the trusted long connection under the condition that the terminal is successfully registered, so that the user experience can be improved under the condition that the network data security is ensured. The trusted terminals are safely, reliably and extendibly managed, the number of the managed terminals is not limited by the system and network resources, and only the trusted management center nodes in the cluster need to be expanded.

This application relates to a display color management method and system based on federated learning and digital twins. The method includes: collecting local color performance data from multiple medical display nodes to train a color prediction model and obtain local model update parameters; aggregating the encrypted local model parameters using a federated learning server to generate a global optimization model; constructing and maintaining a digital twin for each medical display node using a digital twin platform, driving the digital twin to predict future color drift trajectories based on the global optimization model and real-time ambient light data, and generating a predictive calibration instruction when the prediction result exceeds a preset tolerance; executing the predictive calibration instruction to calibrate the target display, acquiring key target data and generating a data fingerprint, and uploading the transaction record containing the data fingerprint to the blockchain by calling a blockchain smart contract. This application achieves predictive calibration, ensuring color consistency of medical displays.

The invention discloses a power distribution network-traffic network-charging station layered operation scheduling method based on three-phase imbalance, relates to the technical field of electric vehicle charging station energy management and transaction, solves the layered energy scheduling and transaction problem of an EVCS by establishing a three-stage method, and firstly solves the day-ahead traffic distribution problem of a traffic system; determining the charging load of each electric vehicle; secondly, solving the profit maximization problem of an electric vehicle manufacturer so as to determine energy scheduling and market participation decisions of the electric vehicle manufacturer; and finally, ensuring network operation of production consumer transactions by using a dynamic operation envelope, expressing a power distribution system operator problem as a three-phase imbalance three-phase optimal power flow (OPF) model integrated with a bilateral bidding mechanism, and introducing grid characteristics such as network reconstruction and tapping transformation into the OPF model to ensure the effectiveness of the framework.

The present invention discloses a method, system and medium for improving the use efficiency of texture compression cache, the method comprising the following steps: obtaining picture identification information; performing picture source file calculation according to the picture identification information to obtain picture source file information and picture cache information; performing a save operation on the picture source file information and the picture cache information to obtain a configuration file and a backup folder; obtaining the picture identification information in the configuration file; performing an original picture acquisition operation according to the picture identification information; performing an information comparison operation according to the result of the original picture acquisition operation to obtain a comparison result; performing a picture packaging operation according to the comparison result, and performing a change operation on the configuration file and the backup folder; through the above-mentioned manner, the present invention can realize the reuse of the constructed picture cache resources; manage the cache resources by MD5 to improve reliability and accuracy; add version control to the picture cache resources, support the use of cache resources across machines, and improve efficiency.

The gas thermal decomposition unit (2) of the present application is provided with: a honeycomb structure (20) having one or more honeycomb structure portions (24) having an outer peripheral wall (240) and a partition wall (241) provided on the inner side of the outer peripheral wall (240) and partitioning a plurality of cells (241a) to form flow paths extending from one end face to the other end face; and an induction heating coil (21) disposed on the outer periphery of the honeycomb structure (20), at least one of the one or more honeycomb structure portions (24) containing a conductor and / or a magnetic body (25).

This invention discloses a reliable control method for airborne data bus optical links based on multimode PON. First, a dual-channel OLT module simultaneously sends a terminal data transmission request query command to a designated bus terminal interface on two bus optical connection links. All bus terminal interfaces utilize dual-channel ONU modules, receiving bus data signals simultaneously on both channels. The designated bus terminal interface responds to the terminal data transmission request query command in real time using a determined link of the dual-channel ONU module, and sends the bus data signal it needs to transmit to the line controller on that determined link. The bus controller receives the bus data signal on the link determined by the terminal and forwards the terminal data signal in real time on both bus links. All bus terminal interfaces utilize dual-channel ONU modules, receiving bus data signals simultaneously on both channels, thus achieving deterministic transmission, redundant transmission, and redundant reception of signals transmitted by the bus terminal interfaces.

The invention relates to the technical field of sodium ion batteries, and discloses a non-isolated booster circuit applied to a sodium ion battery. The non-isolated booster circuit is characterized in that the positive electrode of a battery pack is connected with a second inductor, a first capacitor, a sixth MOS tube source electrode and a first MOS tube drain electrode, and the other end of the second inductor is connected with a second MOS tube drain electrode and a fourth MOS tube source electrode; the other end of the first capacitor, a drain electrode of the sixth MOS tube and a drain electrode of the fourth MOS tube are connected with a load or a positive electrode of a power supply; the negative electrode of the battery pack is connected with the first inductor, the second capacitor, the drain electrode of the fifth MOS tube and the source electrode of the second MOS tube; the other end of the first inductor is connected with the source electrode of the first MOS tube and the drain electrode of the third MOS tube; the other end of the second capacitor, a source electrode of the fifth MOS tube and a source electrode of the third MOS tube are connected with a load or a negative electrode of a power supply; the circuit can efficiently adjust the current flow direction in different working states, the circuit structure is simplified, and the cost is reduced.

The invention belongs to the technical field of grid-connected converters, and discloses a current-limiting control method and system for a droop control inverter, and the method comprises the steps: accurately obtaining a virtual impedance size and an active reference value constraint condition when a fault current is equal to a current-limiting value through phasor analysis; a virtual impedance-current difference proportionality coefficient and an active reference value-current difference proportionality coefficient are designed in consideration of the most serious condition of current limiting, the virtual impedance is increased and the active reference value is reduced proportionally according to the change of the adaptive current during a fault, and the current limiting requirements under different depths of power grid voltage drops can be met. The current-limiting control method provided by the invention is adaptive to the fault current, does not need a fault detection device, enhances the transient stability of the inverter when the fault occurs due to the reduction of the active reference value, indirectly limits the fault current through the adjustment of the virtual impedance and the active reference value, retains the voltage source characteristics of the droop control inverter, and improves the stability of the droop control inverter. And the system fault ride-through capability is obviously enhanced.