279 results about "Communications protocol" patented technology

The invention discloses a ship mobile energy storage system CAN communication protocol automatic test system and method, and the system comprises a protocol modeling and test configuration module, a simulation node behavior simulation module, a CAN bus interaction and power closed loop module, and a test analysis and result evaluation module. A CAN communication protocol specification of the ship mobile energy storage system and parameters of tested equipment can be obtained, a protocol analysis model and a test configuration file are constructed for format verification and logic consistency verification, meanwhile, a corresponding test case sequence is automatically generated, and the message sending time is controlled to generate a time sequence simulation message flow; and sending the time sequence simulation message flow to the tested equipment, simulating energy interaction behavior acquisition to generate a power feedback data set, testing to obtain a signal consistency deviation and a power execution error to construct a protocol conformity evaluation matrix, and generating a visual test report. According to the invention, the high coverage rate and automatic closed-loop test of the CAN communication protocol can be realized.

The invention discloses a coal mine robot cluster-oriented virtual entity synchronous mapping method. The method comprises the following steps of: constructing a virtual entity synchronous mapping system consisting of a coal mine robot cluster physical entity, a coal mine robot cluster virtual entity, coal mine robot cluster twin data, cluster service application and information interaction; a coal mine robot cluster is used as a physical entity object, an OPC UA communication protocol is used for data collection, the collected data is processed, a virtual entity is driven in a script mode based on a Unity 3D physical engine, and therefore a virtual-real mapping channel is established; converting various non-standardized data structures of the robot cluster into standardized data structures; data of the heterogeneous robot are collected and transmitted through standardization of various communication protocols, and the data are used for driving the virtual entity model. The method has the advantage of performing synchronous mapping on the virtual entities so as to facilitate intelligent management and control.

The invention discloses a suspension control system based on a PSI5 communication protocol, and relates to the technical field of automobile suspension control, and the suspension control system comprises a topological adaptation module which collects a vehicle state and a topological structure, constructs a mapping function from the vehicle state to the topological structure, and dynamically generates a topological structure set adaptive to the vehicle state according to the mapping function; the interface reconstruction module is based on an electromagnetic relay as a switching control unit, drives the electromagnetic relay to act after receiving and analyzing the topological structure set, reconstructs the topological structure by switching the series / parallel connection relation of an actuator interface, and outputs a configuration frame instruction; the scene control module is used for identifying the current driving scene of the vehicle, calling the reconstructed topological structure, matching a control algorithm of the corresponding scene and carrying out scene optimization on a PSI5 configuration frame instruction; the driving scene comprises a no-load mode, a heavy-load mode and an off-road mode.

The invention relates to the technical field of automatic control of glass manufacturing, discloses an optical cooperative monitoring and processing system and method for glass cold end plate explosion, and aims to solve the problems that an existing plate explosion detection range is narrow, the precision is low, and emergency response depends on manual intervention. The system adopts a dual optical detection framework of'dynamic photoelectric scanning + static CCD image recognition 'and is combined with a servo-driven photoelectric plate explosion detection module and a high-resolution defect detection module to realize accurate detection of full-breadth and full-type plate explosion phenomena (transverse / longitudinal fracture, microcracks and unbroken small cracks); a secondary intelligent response mechanism is constructed through an EtherCAT real-time communication protocol, emergency cutting, discharging or precise cutting (including block cutting and stripping / sleeving cutting) is automatically triggered, and manual intervention is not needed. The detection precision reaches 99% or above, the response delay is smaller than or equal to 50 ms, production interruption and equipment damage can be remarkably reduced, and stable and efficient operation of a glass cold end production line is guaranteed.

The utility model provides a Beidou No.3 satellite communication-based data unvarnished transmission module, which comprises a module assembly and four dismounting mechanisms, and is characterized in that the module assembly comprises a module protection shell, a Beidou No.3 unvarnished transmission module and two side covers; wherein the Beidou No.3 unvarnished transmission module is installed at the bottom of the inner side wall of the module protection shell, and the two side covers are in threaded connection with the two sides of the module protection shell through bolts; according to the technical scheme of the utility model, the Beidou No.3 area-based short message data transmission module is used as a Modem development integrated satellite communication module, so that the characteristics of high reliability, low cost and convenient use of the short data service of a Beidou No.3 satellite communication network can be effectively utilized. And the Beidou No.3 unvarnished transmission module can be combined with the wiring terminal socket, so that a user does not need to know a tedious Beidou satellite data transmission process and a communication protocol during use, and data communication in a quasi-global range can be realized only by connecting an external wiring terminal socket with an upper computer or main control equipment.

The invention discloses an auxiliary installation fault system and method, and relates to the technical field of intelligent berth managers, and the method comprises the steps: carrying out the real-time detection of a power line in a construction process; detecting a line connection in the communication link; acquiring communication protocol sample data; and the fault information of the feedback operation state is displayed through the LCD screen, so that the fault auxiliary diagnosis is completed. According to the invention, real-time perception, accurate diagnosis and visual guidance of common faults in the installation process of the intelligent parking manager are realized, and the problem of incompatibility of equipment protocols of multiple manufacturers is effectively solved; dependence on construction experience is remarkably reduced, the one-time installation success rate and the operation and maintenance efficiency are improved, and rapid and reliable deployment of the intelligent parking system in a complex field environment is guaranteed.

This application relates to the field of batteries, and in particular to a fast-charging testing device, method, and computer-readable storage medium. The device includes: a first communication module for interacting with a charging device based on a first communication protocol; a second communication module for interacting with a battery pack based on a fast-charging protocol; a control module for responding to a fast-charging start message received by the first communication module, establishing a fast-charging protocol between the second communication module and the battery pack, sending charging parameters corresponding to the fast-charging protocol to the charging device via a charging request message; and monitoring the charging status and / or communication status of the battery pack based on the charging status and / or communication status obtained by the second communication module. This invention enables fast-charging testing of battery packs and solves the technical problem of mismatched communication protocols between the battery pack and the charging device.

The invention relates to the technical field of die-casting automation, in particular to a die-casting automation three-machine-in-one system and a control method. The system comprises a main control box, a moving shaft and an operation mechanical arm installed on the moving shaft. A soup feeding mechanism, a spraying mechanism, a workpiece taking mechanism and a switching mechanism are arranged on the operation mechanical arm; the switching mechanism is arranged at the tail end of the operation mechanical arm, movably connected with the soup feeding mechanism, the spraying mechanism and the part taking mechanism and used for controlling the soup feeding mechanism, the spraying mechanism or the part taking mechanism to move towards the die-casting cavity. According to the system, the layout that three machines share the same rack and the same control system is adopted, the soup feeding mechanism, the spraying mechanism and the part taking mechanism are controlled through the single control system, the hardware cost is saved, and conversion among different communication protocol signals is avoided.

The present application relates to the technical field of design of power supply circuits, and discloses a CPU power supply circuit and method, and a main control chip. The CPU power supply circuit comprises a main control chip, a CPU, and a power conversion circuit. The main control chip is integrated with codes of at least two power communication protocols. The main control chip is configured to determine a currently available communication protocol from among the at least two power communication protocols on the basis of the type of the CPU, and communicate with the CPU on the basis of the currently available communication protocol. The main control chip is further configured to receive a voltage regulation instruction from the CPU, generate a modulation signal on the basis of the voltage regulation instruction, and send the modulation signal to the power conversion circuit. The power conversion circuit is configured to receive the modulation signal, adjust an external input voltage on the basis of the modulation signal, and output same to the CPU to supply power to the CPU. In the present solution, by adjusting the software and hardware design of the chip, a single power chip can be made compatible with processors across multiple platforms, thereby solving the problems of low design flexibility and high complexity.

The invention discloses a motor driver configuration method, tool and system based on a Modbus protocol. The configuration method comprises the steps of generating actual request data conforming to a target communication protocol according to request data in frame construction metadata configured by a user for the target communication protocol in a user-defined manner; the target communication protocol is a communication protocol corresponding to the driver to be configured; sending actual request data to the to-be-configured driver, and receiving actual response data from the to-be-configured driver; analyzing the actual response data according to the response data in the frame construction metadata; and under the condition of successfully analyzing the actual response data, storing the frame construction metadata as a template corresponding to the target communication protocol. According to the method, the actual request data conforming to the target communication protocol is generated according to the frame construction metadata configured by the user for the target communication protocol in a self-defined mode, configuration of various drivers is achieved, and the configuration method is high in integration degree and flexibility.

The invention discloses a method and a product for efficiently adapting a marine container type mobile power supply to a ship-shore energy interface. The method comprises the following steps: S1, unifying an electrical interface of a marine container type power supply according to a first constraint condition, wherein the first constraint condition refers to the direct current charging and discharging current capacity of the electrical interface of the container type mobile power supply, the total storage electric quantity of a single battery cabin specified by a classification society, and the charging time limit of a river entering ship in a tidal period; the unified electrical interface comprises a unified interface type; s2, unifying the communication protocol of the electrical interface according to a second constraint condition, wherein the second constraint condition comprises the communication protocol applicable to classification society recognition and the electrical interface selected in S1; the unified communication protocol refers to a communication protocol of a unified power supply and a ship power management system, a shore-based system or a charging and discharging station, and a communication protocol of the unified power supply and a cab remote control panel. The problems of poor universality, difficulty in exchange, unsmooth data interaction and the like are solved, and efficient adaptation of the marine container type mobile power supply and the ship-shore energy interface is realized.

The present application relates to a dual-thermostat port expansion method and apparatus, a device, and a computer-readable medium. The method comprises: on the basis of a user requirement, configuring port functions corresponding to signal output ports of a main thermostat and a secondary thermostat; determining whether a data flag bit of a port function exists in a communication protocol between the main thermostat and the secondary thermostat; if the data flag bit of the port function exists in the communication protocol between the main thermostat and the secondary thermostat, transmitting the data flag bit to the secondary thermostat by means of the main thermostat on the basis of the communication protocol; executing logic of the port function by means of the secondary thermostat, to determine opening and closing of the signal output port corresponding to the port function; if the data flag bit of the port function does not exist in the communication protocol between the main thermostat and the secondary thermostat, executing the logic of the port function by means of the main thermostat, to determine opening and closing of the signal output port corresponding to the port function; and if the port function is configured on the secondary thermostat, synchronizing a signal state of the port function with the secondary thermostat. The present application solves the technical problem of the expansion of functional ports of two thermostats only being able to be implemented by means of changing a hardware structure, resulting in increased expansion costs and inconvenience.

The invention discloses a communication control device and method for a new energy automobile industrial personal computer and a PLC and a vehicle, and the device comprises the industrial personal computer which serves as a core control unit, operates upper control software and upper software, is used for building communication connection with other assemblies, achieves the data receiving, processing and monitoring, and achieves the instruction issuing. The plurality of independent network cards are installed in the industrial personal computer and are industrial-grade RJ45 network cards, the number of the independent network cards is matched with data types, physical interfaces are mutually independent, and the independent network cards are respectively used for transmission of motor data, vehicle data and PLC data to avoid data interference. According to the invention, transmission paths of motor data, vehicle data and PLC data are separated by setting an industrial-grade independent network card with an independent physical interface, data interference is avoided from a hardware level, and stability and high efficiency of various data transmission are guaranteed by combining targeted communication protocol selection.

The utility model discloses a digital intelligent monitoring system for voltage of a hydrometallurgy electrolytic bath. The digital intelligent monitoring system comprises an electrolytic bath voltage collector, an electrolytic bath voltage wireless receiving and processing controller, an industrial serial port server, an industrial switch and an upper computer, the electrolytic bath voltage collector and the electrolytic bath voltage wireless receiving and processing controller complete wireless local area networking through a wireless LORA network and are used for data interaction between the electrolytic bath voltage collector and the electrolytic bath voltage wireless receiving and processing controller; the industrial serial port server is connected with the electrolytic bath voltage wireless receiving and processing controller through a twisted-pair signal line and used for communication protocol conversion, and the industrial switch is connected with the industrial serial port server through a network cable and used for data transmission; the upper computer is connected with the industrial serial port server through a network cable and used for uploading the cell voltage data to the upper computer.

The present application aims to provide a virtual reality-based gas turbine instructor teaching method, comprising the following steps: establishing a gas turbine subsystem function characteristic database; establishing a system typical component maintenance process database; establishing a system three-dimensional model database; building a three-dimensional simulation model into a system virtual environment; writing a gas turbine maintenance process flow and importing the built system environment, integrating the gas turbine subsystem function characteristic database in the system; building a TCP / IP Socket communication protocol framework, establishing a data transceiver mechanism, developing a client and a server, and designing and developing data coding and parsing functions; designing and developing an instructor teaching function module; designing and developing a human-computer interaction interface and integrating it into the system; the instructor and the student simultaneously use the virtual reality-based gas turbine instructor teaching system for testing. The present application is specially used for gas turbine teaching scene, and meets the interactive needs of the instructor and the student in the explanation and demonstration process.

This invention provides a method, system, electronic device, and medium for handling vehicle reservation task conflicts, belonging to the field of vehicle technology. The method includes: acquiring reservation information data streams from different endpoints; performing communication protocol self-adaptation on the reservation information data streams to obtain original reservation information; performing atomization processing on the original reservation information to obtain standard reservation information; performing conflict detection on the standard reservation information to obtain detection results; and resolving reservation conflicts based on a four-level gradient strategy to obtain an updated reservation function task queue. This invention unifies and abstracts reservation information data streams from different sources and protocols into standard reservation information, employs a four-level gradient strategy for progressive conflict resolution, automatically resolves the vast majority of conflicts, significantly improves the success rate of reservation tasks in complex scenarios, achieves cross-platform and cross-protocol information fusion, eliminates data format differences, ensures normal execution of the reservation function, and improves user experience.

The invention provides an aircraft automatic test system based on LabVIEW. The aircraft automatic test system comprises a platform layer, a module layer, a scheduling layer and an interface layer, the platform layer is used for providing an operating system function interface, a hardware driving interface, a mathematical function library and a multi-thread library for the upper layer, and the module layer is used for defining a communication protocol with each test single-machine device of the aircraft, realizing module software for program control of each device, and realizing module software such as file processing and data analysis interfaces. The scheduling layer is used for starting module software in a multi-thread mode, loading a test file and responding to a user event of an upper layer to schedule the module software, and the interface layer is used for interacting with a user, generating the user event from an operation instruction of the user, transmitting the user event to the scheduling layer and displaying the execution progress of a test task. The modularized design mode facilitates transplantation and updating of the test software, the development complexity of the aircraft test software can be reduced, and the software design efficiency is improved.

The invention discloses an FT3 frame structure data transmission method and device based on 8b10b coding, a sending end enables data to form three packets of 816-bit data according to FT3 frame structure protocol requirements, each packet of data is subjected to crc verification calculation, crc verification calculation values are respectively placed behind each packet of data, after data framing is completed, according to 8b10b communication protocol requirements, each 8-bit data is coded into 10-bit data, and the 10bit data are sent to the sending end. Serial optical fiber communication is carried out; and after receiving the 8b10b code stream, a receiving end converts 10bit data into 8bit data, forms a frame structure which is the same as that of the sending end according to the requirement of the FT3 frame structure of the sending end, receives the data after framing and performs crc verification and sampling verification, and obtains the required data after the verification is passed. According to the embodiment of the invention, three packets of 816-bit data transmission can be completed in one communication period, and long-distance microsecond-level transmission of multiple data is realized.

The invention relates to the technical field of ultraviolet photoelectric detectors, and discloses an intelligent data acquisition system based on a SiC ultraviolet photoelectric detector, which comprises a Pico W main control unit, a low-noise power management module, a photoelectric acquisition front end, a sound-light alarm driving unit, a man-machine interaction display module and a dual-mode communication module. The Pico W main control unit coordinates data interaction of each module; the low-noise power supply management module avoids an onboard switching power supply loop through physical wiring and provides a physically isolated voltage-stabilized power supply for the photoelectric acquisition front end; the photoelectric acquisition front end constructs a transimpedance amplification framework to output analog voltage; the Net-WiFi communication module supports port multiplexing, and the Bluetooth communication module adopts a big data fragmentation mechanism. The problems that weak ultraviolet signals are easily interfered by power supply noise and transmission is discontinuous are solved, the signal-to-noise ratio is optimized through analog-to-digital power supply isolation, and high-precision real-time acquisition and monitoring of ultraviolet radiation are realized in combination with circulating storage and a high-efficiency communication protocol.

The invention provides a joint simulation method for a water-jet propeller, and the method comprises the steps: building an electromagnetic transient field model through a Maxwell platform, building a circuit transient field model through a Simplorer platform, and calculating the electromagnetic thrust; an ANSYS Fluent platform is used for establishing a fluid dynamic model, and fluid resistance is calculated; constructing a motion control system in the Simulink platform, and embedding the field-circuit coupling model into the Simulink platform; calculating the rotor speed according to the electromagnetic thrust and the fluid resistance so as to update the dynamic grid; a driving signal is output according to the difference value between the fluid resistance and the control target so as to update the electromagnetic thrust; and data interaction is carried out between the Simulink platform and the Maxwell platform, between the Simulink platform and the Simplorer platform and between the Simulink platform and the Fluent platform through a UDP (User Datagram Protocol) communication protocol. A real-time closed-loop feedback mechanism of electromagnetism, a control strategy and fluid is established.

The invention discloses an intelligent joint control system based on the Internet of Things, and the system comprises a sensor data collection unit which is used for obtaining current sensor collection data; the data protocol conversion unit is used for converting communication protocols of different sensors into a unified protocol; the sensor function abstraction unit is used for abstracting and packaging the data acquisition function of the sensor; the data transmission unit is used for transmitting data acquired by the sensor; the cloud data error analysis unit is used for predicting the sensor acquisition data through an LSTM neural network model, comparing an obtained predicted value with the current actual sensor acquisition data, and judging that an error exists if a difference value is greater than a preset threshold value; the data error compensation unit is used for adjusting an output result of an output layer of the LSTM neural network model by adopting a self-attention mechanism, and acquiring a predicted final output result as actual sensor acquisition data; and the cloud data storage unit is used for storing the data acquired by the sensor and the predicted value at the current moment.

The invention relates to a CT countercurrent prevention system and method, and relates to the technical field of countercurrent prevention, and the CT countercurrent prevention system comprises a polymorphic networking module which is used for maintaining network distribution connection and data transmission between a plurality of communication protocols and different devices according to a directional frequency wave algorithm, and obtaining original electric energy parameters; the electric energy detection module is used for cleaning original electric energy parameters of a power grid side and a load side to obtain standard electric energy parameters; the anti-countercurrent module is used for constructing a countercurrent detection model according to the historical electric energy parameters, monitoring standard electric energy parameters, outputting countercurrent risk electric energy parameters and generating countercurrent warning information; the abnormity regulation and control module is used for dividing the countercurrent risk electric energy parameters according to a preset countercurrent risk level, matching a corresponding countercurrent prevention strategy and generating a countercurrent prevention progress notice; the information sharing module is used for sharing the countercurrent warning information and the countercurrent prevention progress notification to the portable terminal and the cloud; high-precision rapid detection in a complex electromagnetic environment is realized, and the limitation of a single communication mode is broken through.

The invention belongs to the field of dynamic alarm strategy communication, and particularly relates to a dynamic alarm strategy communication method supporting protocol hot plug, which comprises the following steps: S1, constructing a protocol hot plug system; and S2, a dynamic alarm strategy of the alarm system. According to the invention, through a visual alarm response strategy editor, alarm triggers / monitoring systems, alarm display of alarm response terminals, voice broadcast, acousto-optic feedback, relay control and the like are set for different alarm types; according to the method and the system, the alarm parameters can be dynamically configured, alarms with different priorities can be adaptively adjusted by adopting different prompt modes and processing flows, the unified alarm information is converted into a target protocol format, and in addition, the communication protocols can be subjected to hot plugging by loading / unloading the communication protocol implementation module during operation, so that the communication protocols are diversified.

The application discloses a kind of based on bluetooth's vehicle central domain control and mobile phone end data transmission system and method, comprising: the vehicle state data of each domain controller of vehicle is carried out format standardization processing, obtains standardization vehicle state data package, standardization vehicle state data package is encrypted using hardware and software double encryption mechanism processing, and through the optimization bluetooth communication protocol transmission of bluetooth communication unit of vehicle central domain controller, standardization vehicle state data package after encryption processing is transmitted to mobile phone end application program;Standardization vehicle state data package is decrypted, and the vehicle state data obtained by decryption is shown in mobile phone end, simultaneously after carrying out man-machine safety verification, receiving the vehicle each domain controller control instruction input by user, the vehicle each domain controller control instruction data is sent to vehicle central domain controller by the bluetooth communication unit, and the vehicle each domain controller control instruction is sent to corresponding domain controller by vehicle central domain controller.

The invention relates to the technical field of data processing, in particular to an information acquisition method and device, a medium and electronic equipment. The method comprises the following steps: acquiring a target communication port identifier set DK of target electronic equipment; acquiring a communication protocol port group list set XY of an industrial control network where the target electronic equipment is located; determining a key communication protocol set FX according to the DK and the XY; and sending a corresponding information acquisition request according to the FX, and acquiring equipment information of the target electronic equipment. According to the method and the device, the number of the sent information acquisition requests is reduced, that is, the traffic occupation of the industrial control network is reduced, and since the number of the sent information acquisition requests is reduced and the information acquisition requests are sent according to the key communication protocol which is relatively high in use possibility of the target electronic device, the acquisition time of the device information is saved.

The utility model discloses a data integrated controller which comprises a processor module, a communication module, a power management module, a detection module and an expandable interface module. The processor module is responsible for receiving, processing and sending a data instruction; the communication module supports wireless communication protocols such as 4G, LoRa and the like and wired communication protocols such as RS-485 and the like, and remote data transmission is realized; the power management module provides stable working voltage; the detection module monitors fire-fighting related parameters such as voltage, current and smoke concentration; and the expandable interface module is convenient for clients to expand equipment according to requirements. The controller can interact with remote terminals such as a cloud platform and a handheld terminal to realize remote monitoring and control. And the communication module further comprises GSM / 4G and LoRa sub-modules, so that the communication flexibility is enhanced. And the state indication module displays the equipment state through an LED indication lamp. The system has the characteristics of comprehensive functions, flexible communication, easy expansion and the like.

The application belongs to the technical field of hydraulic control and relates to a pump-valve dual-source driving hydraulic cylinder speed and position composite control system for engineering machinery, which comprises a first power source, a first hydraulic pump, a second power source, a second hydraulic pump, a safety valve, a proportional directional valve, a hydraulic control check valve, a hydraulic cylinder, a handle, an oil tank, a rotating speed sensor, a first pressure sensor, a second pressure sensor, a third pressure sensor, a temperature sensor, a position signaling device, a magnetic induction marker, a counting correction module, an integration module, a calculation control module, a signal acquisition module, a data storage module, a cloud storage, a communication protocol module, a fault diagnosis module and a process monitoring module. Compared with the prior art, the application can realize flow detection, speed and displacement detection and control and fault diagnosis.

The invention relates to the technical field of production management, in particular to a modular extensible storage control system and a background control method thereof, and the system comprises a communication configuration and visualization tool, an equipment control abstraction layer, a reflection dynamic generation module and a task processing module. The communication configuration and visualization tool receives equipment parameters and communication protocols input by a user, equipment configuration information is defined in a configuration mode, the equipment control abstraction layer packages bottom layer operation of different warehouse equipment into a standardized general API interface, the reflection dynamic generation module dynamically analyzes equipment metadata by using a reflection mechanism and instantiates an object, and the reflection dynamic generation module is used for dynamically generating the equipment metadata. And the task processing module adopts a multi-thread and asynchronous technology to allocate thread resources, and controls equipment to execute storage tasks through a task queue. The problems of long development period, poor flexibility, high upgrading and maintenance cost and the like of a traditional storage control system can be effectively solved, and diversified requirements of intelligent warehouse equipment are met.

The invention belongs to the technical field of nuclear power plant instrument control, and particularly relates to a nuclear power plant protection signal state real-time monitoring method. The method comprises the following steps of: 1, adding a communication card on a non-security-level platform; 2, configuring a communication protocol and a data address, and debugging to a non-security-level platform to establish communication with a security-level platform; 3, creating an interface module on the non-security-level platform to receive data, and adding a threshold calculation module on the non-security-level platform to carry out threshold calculation; 4, a logic calculation module is created on the non-security-level platform for logic calculation, and a quality bit judgment module is created for state judgment; and 5, adding a display related module on the non-security-level platform for displaying the comparison result of the mass level and the threshold value. The method can achieve the following purposes: test risk analysis is automatic, and the labor cost is greatly reduced; signal state grabbing is automatic, and the skill requirement is greatly reduced; and real-time response and dynamic detection are realized to cope with a complex production environment.

Embodiments of the present application provide a model rendering method and device, electronic equipment and computer readable storage medium, and relate to the field of three-dimensional visualization. The method comprises: distributing a model rendering task of a client to at least one rendering server, and returning result data to a rendering engine after the rendering server processes the model rendering task; meanwhile, a remote rendering communication protocol is formulated based on a binary format, and a corresponding rendering engine is encapsulated based on the protocol, so that the rendering engine can directly identify binary format data and write binary result data directly into a graphics card, thereby improving rendering efficiency and graphics operation performance.