792 results about "Fast switching" patented technology

The invention discloses a rapid communication and redundancy control method for an AGC substation of a distributed photovoltaic power station, and the method comprises the following steps: S1, receiving an automatic power generation control instruction from a power grid dispatching system in parallel and uploading real-time operation data of the photovoltaic power station through two independent communication links; according to the invention, the reliability and robustness of the system are fundamentally improved; by constructing a physical basis of parallel work of two paths of independent communication links and combining real-time state monitoring and a millisecond-level rapid switching mechanism, the method thoroughly changes the fragile situation that the whole substation is disconnected and the function is paralyzed due to a single communication channel or a power supply fault of a traditional system; when the main optical fiber link is interrupted due to construction damage or equipment failure, the system can automatically and seamlessly switch all communication services to the standby Ethernet or wireless link without depending on manual intervention, and it is ensured that the transmission path of the scheduling control instruction is always smooth.

The invention relates to the technical field of three-dimensional scene information transmission, and discloses a digital information transmission method and system in a three-dimensional level loading process, and the method comprises the steps: obtaining three-dimensional level scene information, and dividing the three-dimensional level scene information into a plurality of scene region units; executing multi-factor priority evaluation; executing secondary priority evaluation to generate a resource task queue; adopting a multi-stage asynchronous streaming mechanism to complete digital resource transmission based on the loading granularity; and dynamically screening resources in combination with the GPU rendering budget. Compared with the prior art, the problem that loading efficiency and real-time performance cannot be considered in a complex three-dimensional scene is solved, and especially the technical problem that loading and rendering collaborative optimization is difficult to realize when a user view angle is quickly switched or the granularity difference of scene resources is large is solved. Due to the fact that space partitioning, dynamic priority evaluation and frame budget scheduling mechanisms are introduced, the problems of loading delay and resource redundant transmission are avoided, and the real-time loading efficiency and rendering fluency under the large-scale three-dimensional level scene are improved.

In a current drive type display device of a variable refresh rate system such as an organic EL display device, an on-bias voltage line for supplying an on-bias voltage Vobs to be applied to a driving transistor in a pixel circuit is provided in a display portion in order to reduce an influence of a hysteresis characteristic of the driving transistor on display luminance. Therefore, when an operation mode is switched from the low refresh mode to the high refresh mode, among pixel circuits in the same column connected to the same data signal line, a pixel circuit to which data is written and a pixel circuit to which the on-bias voltage is applied can be mixed. This enables quick switching from the low refresh rate to the high refresh rate.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein provide higher priority PLMN selection method during disaster situation in a wireless network (1000) by MS (100). In an embodiment, when MS (100) is registered for the disaster roaming service, the method includes selecting a higher priority PLMN in a priority order when the higher priority PLMN is available in the network and other non-forbidden PLMN when the higher priority PLMN is unavailable in the network, and registering the MS to receive the service in the network on one of the selected higher priority PLMN, and the selected other non-forbidden PLMN. In another embodiment, when the MS is not registered for the disaster roaming service, the method includes selecting a higher priority PLMN in a priority order when the higher priority PLMN is available in network, and registering the MS on the selected higher priority PLMN to receive the service in network.

The invention relates to the technical field of intelligent recognition of transfer robots, and discloses a flexible transfer robot and an intelligent recognition system thereof.The flexible transfer robot comprises a chassis and a V-shaped groove feeding and discharging storage position, the upper surface of the chassis is fixedly connected with a truss supporting assembly, and a lifting assembly is arranged in the truss supporting assembly; compared with an existing operation system, compared with use of a mechanical arm moving device, the device is high in bearing capacity and low in maintenance cost, and compared with a track arranged on the mechanical arm moving device, the occupied area is small; compared with a truss manipulator, although the bearing capacity is high, the occupied space is large, equipment and site construction needs to be carried out in the two schemes, the equipment cost is high, by means of the flexible robot, the comprehensive cost can be saved by more than 2 million yuan, the equipment cost can be saved by 1.5 million yuan, the flexible robot can serve multiple production lines at the same time, no space is occupied, and the flexible robot is suitable for large-scale production. Construction transformation is not needed on site, and the product can be quickly switched within 10 minutes through the input-and-play flexible robot.

The invention discloses a pre-configuration protection method based on risk identification, and the method comprises the steps: collecting multi-dimensional data of a target electric power optical communication network, including logic topology information, a service demand set and dynamic environment data; logic links in the target power optical communication network are identified and divided into different shared risk groups, and a comprehensive risk index of each shared risk group is calculated; adding the shared risk groups of which the comprehensive risk indexes are greater than a preset risk index threshold value into a to-be-protected queue, and generating an optimal standby network loop for each shared risk group in the queue to obtain a network protection ring of the to-be-protected queue; when a to-be-processed service request is received, selecting a target protection path for the to-be-processed service request from the network protection ring, so that the to-be-processed service request is switched to the target protection path when a fault occurs; according to the invention, the network can be rapidly switched when a fault occurs, and the reliability and recovery speed of the power optical communication network are improved.

According to the intelligent frequency spectrum prediction system and method with the dynamic anti-interference function, through the lightweight AI prediction model deployed in the embedded terminal, prospective accurate prediction of the future frequency spectrum hole probability is achieved, and the time delay defect of traditional passive detection is overcome; through an interference identification and classification module, fine identification of an interference source is realized, and a basis is provided for a differential anti-interference strategy; dynamic global optimization of communication parameters is realized through fusion of a utility function decision mechanism of a prediction result, interference information and historical quality and GFSK / QPSK adaptive modulation switching, and optimal balance is obtained between noise immunity and spectrum efficiency; through maintenance of the pre-switching channel pool and a microsecond-level rapid switching mechanism, challenges brought by strong interference burst and high-speed moving scenes are effectively dealt with, and continuity and high reliability of communication are ensured.

The invention relates to the field of mobile data communication services, in particular to a subway rail transit underground space emergency communication system and an arrangement method thereof. The subway rail transit underground space emergency communication system provided by the invention comprises a first communication link used for transmitting service data in a first state; the second communication link is used for transmitting service data in a second state; the communication link monitoring module is in signal connection with the first communication link and is used for monitoring the signal-to-noise ratio of data transmission in the first communication link; and the communication link switching module is in signal connection with the communication link monitoring module, is respectively in signal connection with the first communication link and the second communication link, and is used for switching the data transmission path from the first communication link to the second communication link according to the signal-to-noise ratio of data transmission in the first communication link. According to the invention, through double-link redundancy and rapid switching, automatic switching to a standby link is realized under abnormal conditions such as optical fiber faults or power interruption, and continuous and uninterrupted communication is ensured.

The invention discloses a private cloud platform-based micro-service application remote main and standby disaster recovery rapid switching method, relates to the technical field of computers, and is used for solving the problems of long remote main and standby disaster recovery switching time, cold start storm, insufficient capacity evaluation and discharge strategies and complex back switching. The switching process is decomposed into controllable steps by combining real-time state feedback through a clear sequential arrangement and batch reconnection strategy of a data surface and a control surface, so that the switching time is remarkably shortened, the target of minute-level continuous availability is met, and meanwhile, the switching efficiency is greatly improved through heat set construction and standby side quasi real-time preheating before switching. Core hotspot data and indexes are loaded to the standby side in advance, it is ensured that the standby side has the high cache hit rate and index availability during master raising, and therefore the performance bottleneck caused by access of a large amount of cold data is avoided.

The invention discloses an intelligent interactive tidal playing method and device based on an IP exclusive dialogue generation model and an NFC technology, is applied to the technical field of data processing, and receives and stores preset parameters such as a Bluetooth pairing protocol, a Wi-Fi rule and the like, a user account and routing data. Secondly, responding to an IP interaction adaptive terminal network feedback request, and obtaining a Wi-Fi module state to generate communication ready information; verifying the legality of the tide play NFCID, matching an IP and issuing an initialization instruction; user voice is received, an AI large model of a corresponding IP is called to generate a personalized reply after ASR is converted into a text, and then the personalized reply is converted into voice through TTS to be issued and triggered to be played; receiving a playing completion signal, generating an interaction record in combination with consumed time of each link, and updating user data; and when the playing is replaced, identity verification and IP matching are repeated, protocol parameters are updated to realize rapid IP switching, and multi-IP flexible interaction is achieved.

The invention provides an image acquisition equipment calling method and device, electronic equipment and a storage medium, and the method comprises the steps: responding to a detected access operation on an image acquisition page, calling a media list interface of a browser Web RTC, obtaining a media equipment list registered on the electronic equipment which currently displays the image acquisition page, and storing the media equipment list in the browser Web RTC; displaying a media equipment list on the image acquisition page; in response to detection of a selection operation on target image acquisition equipment in the media equipment list, obtaining a target media stream parameter of the target image acquisition equipment; and based on the target media stream parameters, starting target image acquisition equipment to perform image acquisition. Therefore, when image acquisition is carried out in the browser page, the image acquisition equipment is directly called through the browser Web RTC, plug-ins do not need to be installed, and rapid switching of image acquisition equipment of different models can be achieved.

The invention discloses a drop-out fuse, and relates to the technical field of power system protection, and the drop-out fuse comprises an insulator, the middle part of the insulator is fixedly provided with a fixed installation plate used for installing a fuse, one end of the insulator is fixedly provided with a lower end contact, and the other end of the insulator is fixedly provided with an upper end contact. The lower end contact is fixedly provided with a lower wiring terminal, the upper end contact is fixedly provided with an upper wiring terminal, and the lower wiring terminal is rotatably provided with a fuse tube assembly used for power-off protection. The fuse tube assembly comprises a fuse outer tube, the lower end of the fuse outer tube is provided with a lower connecting tube connected with the lower end contact, the upper end of the fuse outer tube is provided with an upper connecting tube, and the upper connecting tube is provided with a conductive head conductively connected with the terminal duck tongue plate; the invention has the advantages that the fuse can be quickly switched without high-altitude replacement, and the fusing arc can be effectively isolated to protect the standby fuse assembly.

The present invention relates to the technical field of data communications, and provides an apparatus and method for rapid recovery from failures of some devices in an optical data switching or computing device cluster. A management device confirms the identifier m of a second-layer device that sends an alarm message; on the basis of a pre-established mapping relationship between the identifier m of the second-layer device and an optical path port Pm in each protection optical switch device, the management device controls an optical switch in each protection optical switch device in the protection optical switch array, such that a common port thereof is connected to the optical path port Pm, thereby replicating an optical signal, imported from a first-layer device library into the second-layer device m, to a second-layer redundant device by means of the optical switch in each protection optical switch device and an optical coupler m. In the present invention, when some devices fail, functions of the devices can be rapidly switched to a redundant device, thereby reducing failure recovery time and saving cluster device resources.

This disclosure provides methods, devices and systems that facilitate mobility of wireless communication devices configured for multi-link operation (MLO). Particular aspects more specifically relate to facilitating fast basic service set (BSS) transitions by wireless communication devices that support MLO. For example, some aspects provide support for station (STA) multi-link device (MLD) roaming between access point (AP) MLDs, from an AP MLD to a non-MLO AP, or from a non-MLO AP to an AP MLD. In some aspects, a STA MLD may be configured to use a medium access control (MAC) service access point address (MAC-SAP address) of the AP MLD when re-associating or communicating with a legacy AP or with an AP MLD. In such aspects, the MAC-SAP address may be used by all STAs of the non-AP MLD for fast BSS transitions.

The invention relates to the technical field of array feed source rotary tables, and discloses a parallel measurement array feed source rotary table which comprises a feed source rotary table base, an adjusting mechanism used for adjusting a feed source installation body is arranged between the feed source rotary table base and a rotary rotary table, and the adjusting mechanism comprises a front-back adjusting mechanism, a left-right adjusting mechanism and a horizontal adjusting mechanism. Uniformly distributed control instruments are fixedly connected in the feed source turntable base, a rotary turntable is arranged on the upper side of the feed source turntable base, an installation assembly is fixedly connected to the upper side of the rotary turntable, and the installation assembly is used for conveniently installing a plurality of feed sources. By arranging the feed source mounting body with a plurality of mounting surfaces and the rotary turntable capable of accurately rotating, rapid switching and parallel measurement of feed sources of different frequency bands are realized, the traditional test process of replacing the feed sources for multiple times is simplified into one-time mounting and automatic switching, and the test efficiency is remarkably improved.

The invention discloses a smart home multi-device linkage power utilization control method based on MOS tubes, and belongs to the technical field of smart home control. The digital processor is used as a core, the built-in numerical control module and the data processing unit are matched, the on-off state of the MOS tube is accurately regulated and controlled in combination with a program control algorithm, fine management of power utilization parameters of intelligent household equipment is achieved, the limitation that traditional control response is lagged and poor in adaptability is broken through, rated parameters and real-time requirements of the equipment are dynamically matched, and the power utilization efficiency is improved. The optimal operation of equipment is guaranteed to prolong the service life, invalid energy consumption is reduced, a high-precision foundation is laid for multi-equipment cooperative linkage, the stability and energy efficiency of a system are improved, multi-scene linkage logic is preset by means of a logic state machine, and rapid switching and reliable execution of multi-scene linkage are realized by matching with an application selection switch of an MOS tube array structure. Scene requirements are automatically adapted, and through independent loop control, fault detection and standby loop design, the problems that linkage switching is tedious and the fault influence is large are solved.

The utility model discloses a high-voltage wire connector rapid switching circuit system based on a hot plug technology, which comprises a power supply module, a power supply switching module used for monitoring a power supply state of the power supply module and automatically changing a power supply mode, and a buffer module used for reducing switching influence, the power supply module is electrically connected with the power supply switching module and the buffer module; according to the utility model, the hot plug control circuit constructed by adopting a TPS2490 chip is matched with the slow start units R1-R6 and Q1-Q4 formed by connecting a plurality of MOS tubes in parallel and the hierarchical capacitor arrays C7-C12, so that dynamic impedance matching during plugging of the standby power supply is realized. The slope change of bus voltage is monitored in real time through the hot-plug voltage detection circuit, power supply switching over-transition is completed on the premise of keeping the continuity of load power, relay contacts are protected by arranging the buffer module, the switching efficiency is improved by reducing interference, and the reliability of power supply switching is improved. Compared with a traditional arc extinguishing mode, the switching influence can be reduced while the power is not influenced.

The invention relates to the field of stage mechanical equipment, in particular to a collaborative lifting device and method for a flexible cable and a follow-up cable, the device adopts a single-input double-output speed reducer to drive double winding drums to synchronously rotate in a diameter-differentiated mode, and electrical errors are eliminated through mechanical synchronization; a lead screw nut of the automatic rope arranging assembly is rigidly coupled with a guide rail, and a rope arranging wheel is driven to linearly move to achieve zero-deflection-angle rope arranging. The spring assembly compensates the temperature and stroke difference in real time; the double-lifting-point and double-section structure of the flexible cable drum ensures that the ice screen is stressed evenly, and a slip ring is arranged in the cable drum to achieve rotation power supply and take-up and pay-off synchronization; the guide wheel set and the anti-disorder device restrain a cable path, and the limiting and positioning adjusting device ensures that a hanging point is accurate. According to the invention, arrangement of multiple matrixes and real-time attitude reconstruction are supported, the requirements of rapid switching and complex actions in performance are met, mechanical synchronization, tension self-adaption and redundant safety protection are realized, and the accuracy and reliability of cable cooperative lifting are ensured.

The invention relates to an embedded chip simulation and debugging method and system. The method comprises the following steps: expanding an instruction decoding module, a register description module and a breakpoint management module which support a C28x instruction set in a GDB debugger, and generating a special debugging front-end program; the method comprises the following steps: expanding a C28x JTAG protocol adaptation module in an OpenOCD debugging agent, and generating a debugging agent program; a C28x instruction set execution simulation unit is realized in the NEMU simulator, and a GDB Server communication module is embedded in the NEMU simulator; seamless switching between a simulation debugging mode and a hardware debugging mode is realized based on a unified configuration file through a software and hardware debugging environment rapid switching control module. The problems that a traditional debugging mode depends on a special hardware simulator, the cost is high and the simulation environment is inaccurate are solved, and through an integrated software and hardware collaborative debugging scheme, the debugging cost is greatly reduced, and the development efficiency and the comprehensiveness of system verification are improved.

The invention discloses a T ferromagnetic annealing performance consistency optimization method based on reinforcement learning, and the method comprises the steps: collecting the annealing temperature, heat preservation time, magnetic field intensity, cooling rate and other key process parameters in real time through an industrial Internet of Things, and improving the data quality through normalization and multi-stage data cleaning processing; intelligent evaluation and label classification of the process state are realized by using a multi-layer neural network; a dynamic reward function weight is introduced in combination with a process state label, and a deep Q network reinforcement learning model is driven to perform strategy optimization; the method supports self-adaptive model updating of periodic data acquisition and strategy rapid switching under significant change of a process state, realizes intelligent cooperative closed-loop control of multiple parameters in the annealing process, and improves the operation stability of the annealing process and the consistency of material performance.

The invention relates to the technical field of industrial assembly, and discloses an industrial assembly line clamp locking linkage device which comprises a clamp assembly, the clamp assembly comprises a positioning plate and two connecting blocks, and the two connecting blocks are symmetrically arranged. The flexibility and the production efficiency of the assembly line are remarkably improved, the device adopts modular design, and preliminary positioning and butt joint are carried out through clamping grooves in the clamp pieces and protruding pieces on the connecting blocks. The core locking action is triggered by an external button in a unified mode, and the bottom moving plate and the plug connector are driven to move through an internal linkage mechanism. By means of the design, an operator does not need to use extra tools, the clamping piece can be locked or released only by pressing the button with one hand, and the replacement process is greatly simplified. The function supports rapid switching of different special clamp pieces in a non-stop or short-stop time, and the adaptive capacity of a production line to different workpieces and the overall operation rhythm are remarkably improved.

This invention discloses a grinding tool for a high-rigidity precision mold guide post, relating to the field of guide post grinding technology. It includes a grinding assembly for grinding the guide post and checking its dimensional accuracy. The grinding assembly comprises a grinding component, a support switching component, and an inspection component. The grinding component grinds the guide post, the support switching component clamps and switches the positions of the two guide posts, and the inspection component checks the grinding status of the guide post. The grinding component includes a fixed stage and a moving stage. The support switching component is mounted on the moving stage, and the inspection component is mounted on the fixed stage. Through the operation of the grinding assembly, two guide posts can operate in parallel with station switching, allowing grinding and inspection of the guide posts to be performed simultaneously. A single guide post can quickly switch between grinding and inspection positions, ensuring that one guide post is always being ground while another is being inspected. This utilizes the idle time of existing grinding processes, improving the production efficiency of guide post grinding.

The utility model relates to a gearbox fixing plate machining mechanical arm, and aims to solve the technical problems that after a current mechanical arm completes discharging of machined workpieces, the workpieces to be machined need to be grabbed again and positioned to machining equipment, the equipment has waiting time due to the serial operation mode, and further improvement of the overall production efficiency is restricted. Comprising a rotating assembly arranged on an end effector of the mechanical arm; the rotating assembly comprises a mounting plate, and a rotating driving mechanism is arranged on one side of the mounting plate; the bearing plate is rotationally arranged on one side of the mounting plate and connected with the driving end of the rotary driving mechanism; the grabbing assembly is arranged on the side, away from the mounting plate, of the bearing plate, the grabbing assembly can rotate around the driving end of the rotary driving mechanism so that station switching can be achieved, the grabbing assembly can rotate around the driving end, rapid switching of the machining station and the feeding and discharging station is achieved, and the waiting time of traditional serial operation is eliminated.

The present application relates to the technical field of battery detection, and more particularly to a multi-channel battery detection circuit and device thereof. The device comprises a signal transmission module, a battery detection channel, a detection channel selection module, a common control module and a hierarchical selection module. The hierarchical selection module comprises a first decoding chip, a signal input end group of the first decoding chip is connected with a layer selection signal output end group of the signal transmission module, and a signal output end group is connected with an enable end of a corresponding hierarchical common control module in the form of network number. The detection channel selection module comprises a second decoding chip, and a signal input end group of the second decoding chip is connected with a channel signal output end group of the signal transmission module. The present application only needs to modify the signal instruction to be sent, so that another battery detection channel can be quickly switched to work, thereby avoiding interference between different battery detection channels.

The utility model relates to data line technical field especially, is more interface compatible data line, is provided with cable main part and multiple interface module through modularization design, wherein sets up female seat connector at the cable main part end, and configures male seat connector at the replaceable interface module end, realizes the quick switching of different types interface, and user only needs to carry a data line to be adapted to multiple electronic equipment, makes data line can be compatible with multiple data interfaces, in addition, the cable main part outside is equipped with the storage part, solves the problem that multiple interface modules are inconvenient to store, the storage part adopts the multiple storage groove design of radial extension, and its inner contour and interface module outer contour accurate matching, the elastic pressure arm and the guide inclined plane structure of opening part are combined, make interface module be able to steady clamping under the storage state, effectively prevent the drop.

The invention discloses a PCBA board tool suction cup mechanism. The PCBA board tool suction cup mechanism comprises a mounting frame, a rapid switching disc, a suction cup assembly, a floating positioning assembly, an elastic buffering assembly and a pressure sensing assembly. The rapid switching disc is installed on the top of the installation frame and used for achieving rapid and automatic butt joint and switching with the robot. The suction cup assembly is installed at the bottom of the installation frame and used for sucking the PCBA board. The floating positioning assembly is used for being inserted into a positioning hole of the PCBA board to achieve accurate positioning, and repeated positioning accuracy is improved. The elastic buffering assembly is used for providing buffering during assembling and eliminating matching errors. The pressure sensing assembly is used for monitoring the assembling pressure in real time. According to the invention, rapid and automatic remodeling of the tool, high-precision flexible assembly of the PCBA board and intelligent monitoring of the process are realized, and the production efficiency and the product yield are remarkably improved.

The present application relates to the technical field of energy storage, and discloses an energy storage system, an operation control method thereof and a computer readable storage medium, wherein a parallel circuit is arranged to form a new energy storage unit and a new energy storage loop, so that in the case of a single cluster energy storage converter module failure, the state switching control of the parallel circuit can be used to realize the quick switching of the fault cluster and the normal cluster, the fault cluster can use the energy storage converter module of the normal cluster to realize the charging and discharging of electric energy, the fault cluster does not need to be shut down for maintenance, the influence of the energy storage converter module failure on the system capacity is effectively reduced, the energy storage system can still stably operate in the fault state, the redundancy and operation stability are improved, and since only the parallel circuit needs to be added to achieve the operation optimization purpose, the structure is simple, the original independent management architecture and AC coupling circuit do not need to be greatly modified, the hardware cost is low, the installation is convenient, and the energy storage system can be widely applied to the upgrading, modification, development and application.

This utility model relates to a timer switch with categorized timing functionality, aiming to solve the technical shortcomings of existing single timer switches, which suffer from cumbersome user operations and inability to quickly switch between different timing schemes due to rigid timing configuration management when adapting to different loads or application scenarios. This utility model's timer switch features innovative improvements in hardware structure. Through the coordinated operation of its internal data management mechanism and user command response mechanism, it achieves categorized storage and one-click overall switching of multiple independent timing schemes. Users only need a simple selection operation to quickly switch the timer switch between different preset working modes, greatly improving its adaptability to multiple loads and application scenarios, enhancing user experience, and avoiding the hassle of repeatedly modifying specific timing parameters.