58results about How to "Realize collaborative operation" patented technology

The invention discloses an information interaction method and system for distance education. The method is characterized by comprising the following steps of: converting the first interaction information from a teaching resource supply end into a first reduced instruction; transferring the first reduced instruction to one or more user ends through the network; reproducing the first reduced instruction as the first interaction information at one or more user ends; and displaying the first interaction information at one or more user ends. Through the invention, compared with the video mode of traditional distance education, the cooperative operation of a teacher and students on the courseware is realized, and the interactivity (particularly real-time interactivity) between the teacher and the students is enhanced. By effectively reducing the transmission quantity of the interaction data, the occupation of network bandwidth and the storage space of courses are greatly reduced. Meanwhile, the method and system disclosed by the invention facilitate the inquiry of interaction information in the distance education course.

The invention provides a micro-service high-availability deployment method based on RabbitMQ and HAProxy, and the method comprises the steps: carrying the architecture of a distributed micro-service system, taking an HAProxy module as a call entry, and taking a RabbitMQ cluster as a message queue; setting a message persistence and message confirmation mechanism in a RabbitMQ node, and configuring a RabbitMQ cluster, so that a communication message is reliably transmitted; defining a state machine Saga instance, defining a corresponding state machine through fluent grammar, registering the state machine Saga instance to ReceiveEndpoint, and achieving the configuration of final consistency of communication message data; arranging KeepAlived in the HAProxy module, and continuously carrying out the fault detection on the nodes of the two HAProxy servers. According to the invention, the standby HAProxy server can be quickly switched, the shutdown time of the system is minimized, the reliability of the micro-service system is improved, and meanwhile, the fault loss is greatly reduced; and multi-system cooperative operation, flexible deployment and expansion performance improvement can be realized.

The invention discloses a virtual practical training operating system for lifting of a main shaft of a coal mine. The virtual practical training operating system for lifting of the main shaft of the coal mine comprises an upper computer module, a lower computer module and a digital-to-analogue module. An equipment operating platform is manufactured according to the proportion of 1:1 with the virtual reality technology, the three-dimensional animation technology, the computer control technology and the like, the underground equipment operating environment reappears, the equipment working principle and actions are simulated, underground equipment is carried to a laboratory, multi-person cooperating of the equipment can also be achieved, and the training mode of equipment operating of the coal mine is radically changed. The virtual practical training operating system for lifting of the main shaft of the coal mine is used for simulation training of a coal mine main shaft lifting system, can achieve co-simulation training of an elevator driver and a shaft bottom coal bunker signalman and is strong in visualization, good in training effect and capable of reducing the training cost. In addition, the virtual practical training operating system for lifting of the main shaft of the coal mine is simple in structure, convenient to operate and capable of achieving co-simulation training of the elevator driver and the shaft bottom coal bunker signalman.

The invention belongs to the technical field of communication and provides an application synergy method based on a status bar icon. The method includes: acquiring an synergy operation instruction between the status bar icon and application identification; performing synergy operation on the first application corresponding to the status icon and the second application corresponding to the application identification; wherein the application identification includes a desktop application icon, a status bar icon, a file icon or application entry, and the like. The invention further provides a communication terminal. By the method, synergy operation of the application of the status bar icon and the application of the application identification is achieved, application use is facilitated, application execution efficiency is increased, and user experience is increased.

The invention relates to a detecting system capable of accurately acquiring ECL (electrochemiluminescence) spectral information. The detecting system comprises an electrochemistry equipment unit, an ECL radiation generation device unit, a spectrum detection device unit and a data processing and control unit, wherein the ECL radiation generation device unit comprises an ECL cell as well as a working electrode, a reference electrode and a counter electrode which are connected with the electrochemistry equipment unit; the spectrum detection device unit comprises a collection objective lens and a CCD grating spectrometer; the ECL radiation generation device unit and the collection objective lens are arranged in a cassette, a luminous surface of the working electrode faces the collection objective lens, and the focus of the collection objective lens coincides with an entrance slit of the CCD grating spectrometer; the cassette is directly connected with a fixing plate of the entrance slit, and a detecting system light path is isolated from the outside; the CCD grating spectrometer and the electrochemistry equipment unit are triggered through TTL (transistor transistor logic) signals to realize synchronous operation, and the acquired electrochemical signals and ECL spectrum signals are synchronously input into the data processing and control unit.

The invention discloses a human hand and dexterous hand coordinated servo operating system and method based on multi-information fusion. The system comprises human hand flexible stretchable sensors, dexterous hand flexible stretchable sensors, flexible force touch sensors, a wireless transmission module, a dexterous hand control module and a computer module. The computer module comprises a gesturecapture module, a gesture mapping module and a grabbing state recognition module. The flexible stretchable sensors are arranged at the joints of a dexterous hand of a robot and at the joints of a flexible glove worn on a human hand, the force touch sensors are arranged at the positions of finger tips of the dexterous hand, the situation that human hand and dexterous hand operating gestures are precisely coordinated and the grabbing state of the dexterous hand on target objects is sensed can be achieved, and the human hand is supported to control the dexterous hand to stably grab the target objects.

The invention discloses a waste fan blade pyrolysis recovery system and a working method thereof, and belongs to the technical field of resource recovery. The waste fan blade pyrolysis recovery system comprises a crushing system, a circulating fluidized bed boiler system, a pyrolysis reactor, a material collecting and conveying device, a pyrolysis gas-solid separation system and a cracking oil separation system. According to the invention, composite materials in waste blades can be effectively cracked, cracking oil generated by cracking can be recovering, cracking gas is pumped to a hearth to be effectively incinerated, heat value contained in the cracking gas is effectively utilized, pollutants generated in the combustion process can be discharged in a standard reaching mode by means of an environment-friendly device arranged in an original boiler system, and a pyrolysis reaction in a pyrolysis reactor under an anoxic atmosphere effectively avoids the potential problems of dioxin generation and emission, and the like caused by direct incineration of the waste leaves, so that harmless and resourceful treatment of the waste leaves is completely achieved; and before the comprehensive recycling technology of the blade material is mature and utilized on a large scale, the influence of the waste blade on the environment and the like can be effectively solved, and good environmental protection benefits and economic benefits are generated.

An unmanned aerial vehicle control method and device, an unmanned aerial vehicle, a system, and a storage medium, the method comprising: generating a flight strategy for unmanned aerial vehicles in an unmanned aerial vehicle group (S201), the flight strategy comprising a flight instruction for instructing the unmanned aerial vehicles to fly to a target position at a target time; sending flight information to the unmanned aerial vehicles in the unmanned aerial vehicle group (S202), the flight information comprising the generated flight strategy; performing clock synchronization processing on the unmanned aerial vehicles in the unmanned aerial vehicle group, so as to set a reference time for the unmanned aerial vehicles (S203); and sending a takeoff instruction to the unmanned aerial vehicles in the unmanned aerial vehicle group (S204), the takeoff instruction being used for triggering the unmanned aerial vehicles to fly, with the reference time as a standard reference time and according to the instruction of the flight strategy, to the target position at the target time. The method achieves the coordinated operation of unmanned aerial vehicles in an unmanned aerial vehicle group, improving the efficiency of the unmanned aerial vehicle group executing a task.

The invention provides a cloud access system and method based on a wireless communication module. The cloud access system based on the wireless communication module comprises the wireless communication module, and cloud servers and a household appliance which communicate with each other through the wireless communication module, wherein the wireless communication module comprises a serial data receiving and sending thread used for communicating with the household appliance, a network data receiving and sending thread used for communicating with the cloud servers, a business logic thread used for carrying out information exchange with the serial data receiving and sending thread and the network data receiving and sending thread to control information received and sent by the serial data receiving and sending thread and the network data receiving and sending thread, and a main thread used for controlling the serial data receiving and sending thread, the network data receiving and sending thread and the business logic thread. Through the cloud access system and method, cooperation of multiple threads can be realized and a thread scheduling effect in a cloud server access process is effectively promoted to be convenient for later function extension of a wireless communication module hardware system.

The invention provides a cloud access system and method based on a wireless communication module. The cloud access system based on the wireless communication module comprises the wireless communication module, a cloud server and a household electrical appliance, wherein the wireless communication module comprises a serial interface data transceiving thread, a network data transceiving thread, a service logical thread, a main thread, an application event callback sub-module and an application event message queue, wherein the main thread is used for controlling the serial interface data transceiving thread, the network data transceiving thread and the service logical thread; the main thread controls the service logical thread through the application event callback sub-module; and the application event message queue is used for receiving an application event message generated by the service logical thread and providing the application event message for the main thread to read. By means of the invention, callback of an application event in the wireless communication module can be realized, such that the application message can be obtained; and thus, the access process of the cloud server is more high-efficiency and convenient.

The invention relates to the technical field of document collaboration, and discloses an online document collaboration method and device, equipment and a storage medium, and the online document collaboration method comprises the following steps: obtaining a sharing permission; according to the sharing permission, data content is displayed on a plurality of terminals, and the terminals cooperate with one another; and displaying different data contents at each terminal. In the collaborative editing environment, the data content displayed on the user interface can be differentiated. Due to the fact that the content permissions and the operation permissions of the multiple users can be set through one permission, the permissions of the different users are different, the different users can cooperate with the same online document based on the corresponding permissions, in this way, when different contents in the online document are shared to the different users, new documents do not need to be repeatedly made, and the user experience is improved. And the collaboration of the online documents is simpler and more convenient.

The invention belongs to the field of electric power systems, and particularly relates to a method for suppressing direct current side voltage ripples of an alternating current and direct current hybrid micro-grid. In order to solve the problem of direct current side frequency doubled ripple caused under the condition of voltage imbalance of an alternating current sub-grid, the method considers the alternating current side and the direct current side of the alternating current and direct current hybrid micro-grid cooperatively, and performs primary suppression on direct current voltage ripple on the alternating current side, namely, a negative sequence component compensation strategy is used; secondary suppression is carried out on direct current voltage ripples on the direct current side, that is, an improved direct current active power filter (DC-APF) is used, and the improved DC-APF uses a quasi-proportional resonance controller (QPR) to accurately track frequency doubled pulsation on the direct current side. Meanwhile, an alternating current and direct current hybrid micro-grid model system is built by utilizing MATLAB/Simulink, and a simulation result shows that compared with a traditional method for controlling on an alternating current side or a direct current side, the suppression method disclosed by the invention has the advantages that the direct current voltage ripple content can be reduced by about 4 times, so that the fluctuation of the direct current side bus voltage of the alternating current and direct current hybrid micro-grid can be effectively suppressed.

The invention relates to a numerical control six-station drilling and reaming integrated machine. The numerical control six-station drilling and reaming integrated machine is characterized in that six part fixtures are uniformly distributed on the circumference adopting the axis of a rotary disc as the circle center; each part fixture corresponds to one station label; limiting devices are arranged on the part fixtures; grooves are formed in the peripheries of the part fixtures; a locating device is arranged at a station of one station label; a cylinder is connected on the locating device; the end part of the cylinder is connected with a locating piece; a rough drilling mechanism, a fine drilling mechanism, a rough reaming mechanism and a fine reaming mechanism are anticlockwire arranged at a station of the station label on the right side of the locating device sequentially; a chip removal mechanism comprises a bracket; the tail end of the bracket is arranged right above the axis of the rotary disc; an air pipe is fixed to the bracket; one end of the air pipe is connected with a chip removal hood; the other end of the air pipe is connected with a chip collection tank through an induced draft fan; a collecting and releasing part is arranged at the tail end of the bracket; and the collecting and releasing part is connected with a clamping gun through a hanging rope. According to the numerical control six-station drilling and reaming integrated machine, the drilling and reaming processing positions are guaranteed accurate, the processing effect is good, and a chip removal protection function is achieved.

The invention discloses a transportation operation monitoring early warning and decision analysis system and a method thereof. According to the technical scheme, the system comprises a comprehensive management platform module, and the connecting end of the comprehensive management platform module is provided with an operation monitoring and early warning module, a public service platform module and a decision support platform module. A unified communication platform module, a video monitoring module, a GIS platform module and a service bus module are arranged at the connecting end of the operation monitoring and early warning module, and a function application module is arranged at the input end of the decision support platform module. The traffic transportation operation monitoring early warning and decision analysis system and the method thereof have the beneficial effects that the dynamic monitoring capability of traffic infrastructures is improved, the key supervision and treatment of areas such as traffic hubs are enhanced, the traffic guidance service function is further improved, the traffic transportation safety supervision is enhanced, and major and extra-major accidents are prevented; and emergencies can be effectively handled and handled.

The invention provides an oil and gas well operation platform intelligent integrated control system. The oil and gas well operation platform intelligent integrated control system comprises an intelligent controller, a human-machine interaction module, an emergency stop alarm module and a plurality of operation modules, wherein the human-machine interaction module, the emergency stop alarm module and the operation modules are separately connected to the intelligent controller. The emergency stop alarm module includes an emergency stop device and a sound and light alarm device; and each operation module includes a plurality of sets of servo motors, and the intelligent controller controls the operation modules by controlling the servo motors. Each of the operation modules is further providedwith a limiting unit, the limiting units each include a limiting switch, and the limiting switches are connected with the intelligent controller. The oil and gas well operation platform intelligent integrated control system realizes the intelligent control over an oil and gas well operation platform, realizes the coordinated operation between the system modules through the control over the intelligent controller and an intelligent field bus, and jointly completes the integrated operation of intelligent oil pipe lifting and intelligent oil pipe lowering on the operation platform.

The invention provides hole drilling and reaming equipment. The hole drilling and reaming equipment comprises a hole drilling machine, a hole reaming machine, an index plate and an additional installation plate fixedly installed on the index plate. The additional installation plate is provided with a plurality of part clamps, the part clamps are uniformly distributed on the periphery with the axis of the index plate as the circle center, and the central angle between two adjacent part clamps is an integral multiple of the minimum rotation angle of the index plate. The hole drilling machine and the hole reaming machine are distributed on the periphery with the axis of the index plate as the circle center and are located on the upper sides of the part clamps. The central angle between the hole drilling machine and the hole reaming machine is an integral multiple of the central angle between two adjacent part clamps. Along with rotation of the index plate, parts can be accurately moved to the hole reaming machine from the hole drilling machine so as to be reamed, the machining accuracy is improved, the qualification rate of products is increased, and the production efficiency is improved correspondingly.

The invention discloses a blockchain robot distribution network, which comprises a blockchain distribution network, and is characterized in that the blockchain distribution network comprises a data interaction system, and a logistics demand order release system, a blockchain network response system and a node cost settlement system which perform data interaction with the data interaction system; the blockchain network response system comprises a plurality of blockchain robots which can be mutually butted and interconnected, and each blockchain robot is provided with a robot control system which can receive a logistics demand order, publish the logistics demand order and drive the robot to perform logistics distribution. The invention provides a blockchain robot distribution network, whichcan transfer distribution robots in a blockchain to realize cooperative operation, can realize node splitting charging for distribution services realized in different area stations, and can also realize logistics information implementation tracing.

The invention discloses a regional reactive voltage coordination control method and device, a terminal and a storage medium, wherein, the method comprises the following steps: acquiring voltage signals of a plurality of virtual synchronous generators; and allocating reactive power to each virtual synchronous generator according to the voltage signal of each virtual synchronous generator. Based onthe voltage deviation signal [delta]Uk of each VSG connected to the power grid, combined with the voltage deviation of other VSGs in the power network, Coordinated distribution of reactive power Qkreffor each VSG, a large-scale power system based on power electronics, a solution to the reactive power distribution problem of multi-variable, multi-area grid-connected virtual synchronous machines ispresented, thus, the defect that the local control local information sharing is difficult in the past is overcome, considering the system state of the surrounding area, decentralized coordination control is carried out to obtain the operation strategy of each VSG, which realizes the cooperative operation from part to whole, avoids the failure of local power supply due to too high or too low output power, and improves the security and stability of the power system.

The invention discloses a gas-fired boiler cooperative operation method based on an accurate control technology, and solves the problems of high boiler fuel consumption, low boiler unit operation efficiency and poor surplus gas power generation economy caused by lack of an effective surplus gas distribution and scheduling system among boilers in an existing mode of cooperative operation of multiple boilers. According to the method, the surplus coal gas of the steel mill is predicted based on a heuristic rule, and then the boiler group is effectively prevented from passively receiving the frequently-changed surplus coal gas by adopting accurately-controlled self-adaptive rectification filtering and efficient utilization based on the surplus coal gas 'stable zone-ladder-shaped domain-zigzagscheduling thought' according to a prediction result. According to the gas-fired boiler cooperative operation method based on the precise control technology, the serious influence of frequent and severe fluctuation of surplus gas pressure on a generator set can be avoided, cooperative operation between boiler groups and efficient utilization of gas are achieved, the boiler operation efficiency andthe generator set power generation capacity are improved, and power generation burnup is reduced.