79results about How to "Reduce development" patented technology

The invention relates to the technical field of computers, and discloses a method for converting a C + + code into a CUDA-C code, and the method comprises the steps: receiving a C + + source code, carrying out lexical analysis and grammatical analysis, generating an abstract syntax tree, and carrying out semantic analysis to ensure that the source code is correct semantically; analyzing the abstract syntax tree, identifying a data dependency relationship among the calculation tasks, and determining loop statements and conditional statements in the source code; and converting a loop statement and a conditional statement in the source code into a kernel function, a thread block and a thread management code corresponding to the CUDA, and further generating a corresponding compilable source file. According to the method, the abstract syntax tree of the C + + code is analyzed, the parallelism in the abstract syntax tree is analyzed, the code is optimized, the CUDA-C efficient code is generated, then efficient automatic conversion of the code is achieved, and the method has great significance in accelerating program performance and shortening the development period.

The invention discloses a display panel, a display device and a preparation method of the display panel. The display panel comprises a substrate, an isolation structure and a light emitting device layer. The first film layer, the second film layer and the third film layer are arranged to form an isolation structure, and the orthographic projection of the first film layer close to the substrate on the substrate is located in the orthographic projection of the second film layer on the substrate. The extension distances corresponding to at least two light-emitting units are different, the extension distances of the isolation structures corresponding to part of the light-emitting units are larger, and due to the fact that the peripheral sides of the first electrodes are in lap joint with the third film layers of the isolation structures, the lap joint area of the first electrodes of the corresponding light-emitting units with the larger extension distances and the third film layers of the isolation structures is larger; therefore, the overlapping impedance between the part of the first electrode and the isolation structure is reduced, and the light-emitting effect of the light-emitting unit and the use performance of the display panel are improved.

The invention discloses a database adaptation method and system based on object relation mapping, and the method and system achieve the purpose that a unified external function is compatible with different database types in a mode of achieving a callback function. Meanwhile, a plurality of databases can be registered for use at the same time in a registration mode, differences between various database environments and grammar are ignored, and the purpose of unification in use is achieved. In addition, according to the method and the device, the capabilities of link tracking and log interface unification are also included, and the database logs and call chains which are originally disordered and different are unified into a set of logic, so that the cost for adapting to different databases is reduced.

The invention belongs to the field of automobile installation, and particularly relates to an automobile frame system formed through internal high pressure, an automobile and a forming technology. The frame is used for supporting a vehicle body system and connecting a chassis system and comprises a front frame assembly, a middle frame assembly and a rear frame assembly which are connected in the length direction to form a three-section type frame welding assembly. Each of the front frame assembly, the middle frame assembly and the rear frame assembly comprises a group of longitudinal beams, and the group of longitudinal beams are arranged in parallel, are sequentially connected in an inserted mode and are welded through a carbon dioxide gas shielded welding process; a plurality of cross beams are arranged between a group of longitudinal beams in the front frame assembly and a group of longitudinal beams in the rear frame assembly in the length direction, the cross beams and the longitudinal beams are integrally formed through internal high pressure, and the cross beams are fixed to the longitudinal beams through opposite-penetrating type insertion matching and / or additional connection plates and welded through the carbon dioxide gas shielded welding process. According to the method, the problems of poor welding size matching, low welding efficiency, high welding cost and the like of a longitudinal beam and a cross beam of a traditional cold-stamped frame are solved by applying an internal high-pressure forming technology.

The invention relates to the technical field of artificial intelligence, can be applied to business scenes of financial science and technology, medical health and the like, and discloses a context protocol-based agent construction method, device, equipment and medium. The method comprises the following steps: deploying a model context protocol server in a processing environment and establishing communication connection with a target database, packaging the operation instruction for the target database and registering the operation instruction as a universal tool set; and the agent platform obtains service description information containing general tool set information, generates a service plug-in, creates an agent instance, loads the service plug-in, selects and determines a target tool through a tool, and binds the target tool to the agent instance. According to the method, the database operation instruction is packaged into the universal tool and introduced into the agent instance in the form of the service plug-in, so that the database capability can be uniformly accessed, selected and bound, the cost of manual interface development and repeated adaptation is reduced, and the standardization and reusability of tool access are improved.

The engine comprises a body, an engine oil pump and an engine oil filter, the body is provided with an oil storage cavity and a main oil duct, the main oil duct is connected with the oil storage cavity, the two sides of the body are each provided with at least one connector, the connectors communicate with the main oil duct, and the engine oil pump is connected to the main oil duct. The oil filter is detachably connected with the connector and used for filtering the oil in the oil storage cavity, and the oil filter is detachably connected with the connector and used for filtering the oil in the oil storage cavity. The two sides of the body are each provided with at least one connector, the engine oil filters are detachably connected with the connectors, when the engine is installed on a vehicle, the engine oil filters can be installed on the connectors in the different sides of the body according to different vehicle types, and therefore the engine oil filters can be replaced conveniently, the adaptability of the engine is improved, and the engine oil filters can be installed on the connectors in the different sides of the body. And by sharing the same type of cylinder body, the development and manufacturing quantity of parts is reduced, and the cost is reduced.

This utility model discloses a smart switch with a screen, including a base, a switching power supply PCB board inside the base, a partition above the switching power supply PCB board, a screen control PCB board above the partition, a display screen on the screen control PCB board, and a support plate above the screen control PCB board that snaps into the base to press the screen control PCB board, the partition, and the switching power supply PCB board into the base. A button liner plate is hinged to the support plate, and a button panel is mounted on the button liner plate, which can move to touch the switching elements on the screen control PCB board. The button liner plate has a first display through-hole, and the support plate has a second display through-hole located above the display screen and connected to the first display through-hole. The switching power supply PCB board has a first conductive part, the partition has a socket, and the screen control PCB board has a second conductive part that can be electrically connected to the first conductive part through the socket. This utility model has strong versatility and helps to reduce the types of materials.

The invention discloses a high-efficiency liquid organic fertilizer and a preparation method thereof, and belongs to the technical field of organic fertilizer. It is made of the following raw materials in parts by weight: 200-300 parts of livestock and aquaculture wastewater, 50-80 parts of plant straw, 10-20 parts of pretreatment agent, 10-20 parts of EM bacteria, 20-30 parts of composite microbial agent, 3-10 parts of promoter, 1-3 parts of potassium dihydrogen phosphate, and 0.05-0.2 parts of trace elements; the promoter is composed of sunflower disk extract and sodium lauryl alcohol polyether sulfate in a mass ratio of 3:1; the pretreatment agent is a biochar-TiO2 composite material. The present invention realizes the resource utilization of livestock and aquaculture wastewater, converts wastewater into liquid organic fertilizer rich in nutrient elements, provides high-quality fertilizer resources for agricultural production, effectively removes harmful substances in wastewater through the combination of biological treatment and physical and chemical treatment technology, ensures the safety and environmental protection of organic fertilizer, and the obtained organic liquid fertilizer has a significant effect on improving potato yield and quality, and has good application prospects.

The utility model provides a battery box for an electric vehicle, which comprises a box body with a top opening, a connecting bottom plate arranged at the bottom of an inner cavity of the box body, a plurality of connecting sockets arranged on the connecting bottom plate, a plurality of batteries arranged in the box body, connecting plugs arranged at the bottoms of the batteries and corresponding to the connecting sockets, and the connecting plugs are inserted into the connecting sockets. The top of the box body is provided with a wire outlet, the end of the wire extends out of the wire outlet and is connected with a motor of the electric vehicle, the top of the box body is further provided with a pressing rod, the bottom of the pressing rod is provided with a pressing block in a clamped mode, the bottom of the pressing block makes contact with the top of the battery, and the pressing block is made of elastic materials. According to the battery box for the electric vehicle, the connection of the battery and the connection socket is integrated in the box body, so that the connection plug can be conveniently aligned with the connection socket, the tight connection is ensured, and the normal operation of the electric vehicle is ensured; the pressing block prevents the battery from moving up and down, connection disconnection is prevented, and the elastic pressing block prevents the battery from being damaged due to extrusion on the battery when the pressing rod is pressed downwards.

The application discloses a high-parallelism reconfigurable multi-axle vehicle dynamics simulation method, a reconfigurable parameter model is constructed by reading parameters; a six-degree-of-freedom coupled dynamics model is established; an initial state is solved based on static force balance; tire slip rate and braking force are calculated; terrain ground contact determination is carried out based on a double-layer elevation map; and vehicle pose and dynamics state are updated by multi-substep integration. The key lies in that a single-step evolution process of the dynamics model is converted into a batch state transition mapping and a computation graph is constructed, the computation graph is cyclically fused and compiled and exported, a high-parallelism simulation execution model supporting input tensors with variable batch size in runtime is generated, and batch control instructions are received, and parallel stepping is implemented on effective vehicles in combination with an activation mask matrix. The application improves adaptability under complex terrain through unified parameter model and double-layer terrain determination, and greatly improves the calculation efficiency and precision of multi-vehicle batch simulation through computation graph compilation and mask parallel processing.

The invention discloses a display panel, a display device and a preparation method of the display panel. The display panel comprises a substrate, an isolation structure and a pixel definition layer. The isolation structure is arranged on the substrate and encloses a plurality of isolation openings. At least part of a boundary line formed by intersection of the second side face and the second top face of the pixel limiting layer is located on the extending face of the first side face of the second layer, and / or at least part of the boundary line is located on the side, facing the first layer, of the extending face of the first side face, on one hand, the second layer can partially block an etching material in the follow-up manufacturing process, and the etching efficiency is improved. The etching damage to the pixel limiting part is reduced, so that the etching protection of the pixel limiting part is realized; and on the other hand, the width of the pixel limiting part between the adjacent pixel openings is reduced, the area of the pixel openings is increased, and the aperture ratio of the display panel is increased, so that the display effect and the use performance of the display panel are improved.

The invention discloses a display panel, a display device and a preparation method of the display panel. The display panel comprises a substrate, a conductive layer, a pixel definition layer and an isolation structure. The conductive layer comprises a signal line located in the non-display area. The first via hole and the second via hole are communicated, so that water vapor generated in the preparation process of the display panel can be discharged through the first via hole and the second via hole, and the adverse effect of the water vapor on the display panel is reduced. The orthographic projection of the second via hole on the substrate and the orthographic projection of the signal line on the substrate are arranged in a staggered manner, so that the planarization layer in the area where the signal line is located cannot be over-etched in the process of etching to form the second via hole, namely, the signal line is covered by the planarization layer and the pixel definition layer; therefore, the problem that when the second via hole is etched, the planarization layer above the signal line is over-etched, the signal line is exposed out of the second via hole and is in contact with the isolation structure to cause short circuit due to the fact that the orthographic projection of the second via hole on the substrate and the orthographic projection of the signal line on the substrate are overlapped is avoided.

This invention relates to an open extension system and method for graphical programming software, belonging to the field of computer software technology. The system includes: an extension repository, which uses an independently deployed remote service to store and manage approved third-party extension packages and maintain extension metadata mapping files; a client extension management module, which loads the metadata mapping files when the editor starts and initiates extension loading requests on demand in response to user operations; a dynamic loading and security sandbox module, which retrieves extension packages from the extension repository according to loading requests and loads them into a secure, isolated environment for execution; an application programming interface (API) module, which provides standardized API interfaces for third-party extensions; and an aspect-oriented injection engine, which dynamically weaves the functional logic of third-party extensions during editor runtime. This invention overcomes the limitations and closed nature of block-based extensions, achieving secure, efficient, and flexible extension of graphical programming software.

The utility model discloses a kind of fresh air module and air conditioning equipment.New air module includes shell, centrifugal fan wheel and electric control box, shell includes first side plate, and first side plate is equipped with air pipe interface;Centrifugal fan wheel is arranged in shell, the axial direction of centrifugal fan wheel is parallel to first side plate, electric control box and air pipe interface are arranged along the length direction of first side plate with interval, the width direction of electric control box is parallel to the length direction of first side plate, the length direction of electric control box is parallel to the axial direction of centrifugal fan wheel, electric control box includes connected box body and box cover, and part of first side plate constitutes part of box body.The utility model discloses new air module, the box body of electric control box and the second part of first side plate share sheet metal part, cancel independent electric control box shell, not only reduce the quantity of parts, improve structure compactness, also reduce the mold development of electric control box sheet metal part, reduce manufacturing cost.And, the connecting procedure of electric control box and side plate is saved, and assembly and operation and maintenance efficiency are improved.

This invention relates to the field of containerized deployment technology, specifically providing a Docker-based image management and update method and system. It packages middleware involved in the application system into an image and builds an automated mechanism. When critical files within the application system change, it automatically initiates the image building and compilation process according to the Dockerfile, generating the latest Docker image and pushing it to a designated image repository. Specifically, it includes: a file monitoring module responsible for real-time monitoring of changes to critical files within the application system; an image building triggering module receiving file change events sent by the file monitoring module and determining whether to trigger the image building process based on preset rules; an image building and compilation module building the Docker image locally according to the execution instructions in the Dockerfile; and an image push module pushing the built and compiled Docker image to the designated image repository. Compared with existing technologies, this invention enables efficient deployment and automated updates of application systems.

The present application relates to the technical field of data query, in particular to a multi-index horizontal expansion data processing method and system, comprising the following steps: collecting time series and dimension attributes to generate a business detail wide table, matching non-empty measure fields to form independent index logic, combining rule nodes to build a general materialized architecture, and outputting multi-index processing results through scheduling mapping and window aggregation. In the present application, a wide table is constructed in the model layer and atomic and derived indexes are centrally managed, realizing a unified index definition method independent of dimension combination. When a user queries, dimension parameters are dynamically combined by the query engine to automatically build an aggregation statement and calculate the result, avoiding the problem of derived index explosion caused by the expansion of the number of dimensions. Meanwhile, multi-index joint analysis is completed in the same materialized table without the need for multiple table joins, improving query execution efficiency, having high adaptability to index updates and dimension changes, and significantly reducing data development and operation and maintenance burden.

The invention relates to the field of concrete, and discloses ecological pervious concrete and a preparation method thereof. The ecological pervious concrete is prepared from the following raw materials in parts by mass: 68-85 parts of cement; 150 to 200 parts of modified recycled coarse aggregate; 260 to 320 parts of natural coarse aggregate; 4-8 parts of waste tire rubber particles; 25 to 32 parts of water; 1-3 parts of a water reducing agent; and 0.5-1 part of cellulose ether. The pervious concrete prepared by the invention has excellent compressive strength and freezing resistance, and is suitable for sidewalks with crowd load and parking or areas with cold winter and large temperature difference.

The application relates to a material belt cutting device which comprises a workbench and a material placing plane, the material placing plane is provided with at least two positioning members matched with material belt positioning holes, the workbench is provided with a discharging groove in a cutting area; a positioning mechanism is rotationally connected with the workbench, has a pressing plane, and is provided with a punching groove corresponding to the discharging groove on the side; a punching head of a punching mechanism reciprocates in the punching groove, a cutting edge faces the material placing plane and is opposite to the discharging groove; a pressing mechanism is transmissionally connected with the positioning mechanism or the workbench, a pressing piece presses the back end of the punching head to complete cutting, and cutting off materials are discharged through the discharging groove. The above-mentioned cooperation forms a chain link of centering anti-rotation, surface pressing limiting, guiding punching and coaxial chip removal, solves the problems of unstable alignment, insufficient pressing, no guiding and poor chip removal, improves the alignment stability and the repeat precision, improves the cutting quality and facilitates rapid model change.

The invention discloses a lattice-mismatched five-junction solar cell and a preparation method thereof. A GaInP nucleation layer, a GaInAs buffer layer, an AlGaInAs DBR reflective layer, an AlGaInAs lattice gradient buffer layer, a first GaInAs subcell, a second GaInAs subcell, a first GaInP subcell, a second GaInP subcell and a GaInAs cap layer are sequentially arranged on a Ge substrate. The GaInP nucleation layer, the GaInAs buffer layer, the AlGaInAs DBR reflective layer are lattice-matched with the Ge substrate. The epitaxial layers of the first GaInAs subcell, the second GaInAs subcell, the first GaInP subcell and the second GaInP subcell are lattice-mismatched with the Ge substrate, and the epitaxial layers are lattice-matched with the Ge substrate. The present invention can effectively improve the subcell carrier collection efficiency and the cell filling factor, thereby improving the photoelectric conversion efficiency of the five-junction solar cell. Compared with most five-junction cells, the structure does not need to grow a high-quality GaInNAs epitaxial layer with harsh growth conditions, and the difficulty of product development and the cost of large-scale growth are greatly reduced.

The application discloses a scheduling method and device for encrypted card virtual resources, equipment and medium, and relates to the technical field of cloud computing. The method is applied to an encrypted card system based on SR-IOV technology, and comprises the following steps: grouping a plurality of VFs divided from a physical encrypted card to construct at least one VF group; mapping each VF group to a corresponding virtual machine and providing each virtual machine with a unified encrypted device interface; monitoring the running state indicators of the VF groups, and adjusting the number of VFs in the VF groups according to the running state indicators through a reinforcement learning algorithm. Through the technical scheme, the intelligent scheduling and elastic scaling of the resources of the encrypted card can be realized without deleting or rebuilding the virtual machine or modifying the upper-layer application program when the user business demand changes, so that the system flexibility and resource utilization rate are improved.

The invention provides an antenna configuration optimization method and device, a storage medium and a program product, relates to the technical field of communication, and is used for reducing the power consumption of terminal equipment in a beam scanning process. The method comprises the following steps: traversing a preset antenna number configuration scheme set, and determining an antenna number configuration scheme meeting a constraint condition as an optimal antenna number configuration scheme; the constraint condition comprises the lowest energy consumption of the terminal equipment in the target coverage area of the base station in the beam scanning process, and the signal quality of the terminal equipment in the target coverage area of the base station is greater than or equal to a preset signal quality threshold value; and optimizing the number of antennas of the base station based on the optimal antenna number configuration scheme.

The utility model discloses a suspension assembly and a vehicle, and the suspension assembly comprises a suspension cross beam which is used for being arranged between two longitudinal beams which are transversely arranged at an interval and is used for being connected with a power assembly; the suspension pull rod is arranged on the suspension cross beam, and the length of the suspension pull rod is adjustable; the mounting bracket is arranged at one end, transversely far away from the suspension cross beam, of the suspension pull rod and is used for being connected with the longitudinal beam. Therefore, the suspension pull rod is arranged on the suspension cross beam, the mounting support is arranged at the end, transversely far away from the suspension cross beam, of the suspension pull rod, the suspension cross beam is used for being connected with a power assembly, the mounting support is used for being connected with a longitudinal beam, and the length of the suspension pull rod is adjustable, so that the suspension assembly can adapt to more different vehicle types; the platformization rate of the suspension assembly is improved, and the development and reliability verification cost is reduced.

The invention discloses a post-simulation time sequence check file generation method. The method comprises the following steps of: 1, generating a simulation log file, and loading the simulation log file into a post-simulation time sequence violation checking system; 2, the post-simulation time sequence violation checking system counts target information of the types and the total number of time sequence violations in the log file and sends the target information to the filter; step 3, configuring a time interval, simulation time precision and a target keyword in the filter, performing keyword matching and time sequence path combination, counting effective target information of final violation types and total number, and delivering the effective target information to a mail system in an excel file format; and step 4, labeling the excel file by the mail system, loading the excel file into the standard merging unit and carrying out post-simulation iteration to generate a standard post-simulation time sequence check file. According to the post-simulation time sequence check file generation method, the problems that in the prior art, the post-simulation time sequence check file is low in generation speed and inaccurate are solved.

The invention discloses solid waste aggregate anti-freezing concrete and a preparation method thereof, and belongs to the technical field of concrete. The anti-freezing concrete is prepared from the following components in parts by weight: 170 to 340 parts of ordinary Portland cement, 40 to 120 parts of fly ash, 40 to 170 parts of mineral powder, 10 to 40 parts of vanadium-titanium slag powder, 900 to 1100 parts of coarse aggregate, 800 to 1000 parts of sand, 160 to 180 parts of water and 3 to 20 parts of additive, wherein the coarse aggregate comprises common coarse aggregate and enhanced waste ceramic aggregate; the sand comprises common machine-made sand and enhanced nickel slag sand; the waste ceramic aggregate and the nickel slag sand are respectively soaked in an aqueous solution of a reinforcing agent in advance for reinforcing treatment. The obtained anti-freezing concrete has good mechanical performance and anti-freezing performance, the mixing amount of solid waste materials is high, efficient resource utilization of the solid waste materials is achieved, consumption of natural aggregate is reduced, and the anti-freezing concrete is environmentally friendly and has important application prospects.

The invention discloses a wireless connection method for an intelligent mobile terminal and network connection equipment, which comprises the steps of two-dimensional code generation, new user pairing, program two-dimensional code generation, application program other connection methods, product definition classification connection and connection completion, and Bluetooth and WIFI modules are configured through the network connection equipment according to the networking type. Bluetooth and WIFI services are started according to a product definition, connection information of a Bluetooth module and a WIFI module is generated into a two-dimensional code, when a specific application program is installed in the mobile terminal, a downloading path of the application program can be merged into two-dimensional code information, the two-dimensional code can be generated statically or dynamically according to the information, and the two-dimensional code can be stored in the mobile terminal based on a two-dimensional code format. The information required by the equipment connection is generated into the two-dimensional code, and the mobile terminal automatically completes the WIFI or Bluetooth connection of the equipment after scanning the two-dimensional code, so that the operation is simpler and more convenient. Meanwhile, the user does not need to manually connect the Bluetooth and the WIFI, so that functional page development for guiding the user to manually connect the Bluetooth and the WIFI can be reduced.

The present invention provides an automated development method for a low-code development platform based on a design model, and relates to the field of enterprise management software development. The method comprises step 1: performing UI design, rule design and entity design, and generating a UI model, a rule model and an entity model based on the UI design, rule design and entity design configuration; step 2: automatically completing the mapping configuration of a UI model adapter, a rule model adapter and an entity model adapter based on the UI model, the rule model and the entity model; step 3: automatically creating a component element file of a corresponding low-code platform based on the UI model adapter, the rule model adapter and the entity model adapter, thereby completing the automated development of software system functions. The present invention is based on a standardized design model, combined with a low-code development platform / no-code development platform, to realize the automated development of basic functions and common functions of a software system.

The utility model relates to the technical field of adjusting arm, concretely to a high brake anti-rotation adjusting arm, mainly including adjusting unit, including the cavity that opens in the shell, the worm wheel is rotationally arranged in the cavity, the worm is rotationally arranged in the shell, and the worm and the worm wheel are mutually engaged between, the adjusting groove is opened in the shell, the gear is fixedly arranged on the worm, the adjusting unit is used for the assembly connection to the device, in the braking system working process, the braking part is easy to produce tiny deformation under high temperature, braking force effect, the traditional adjusting mechanism often because of unreasonable force transmission path, lead to the deformation partial stress concentration, accelerate the part fatigue wear. The improved adjusting mechanism passes through the optimization stress structure to select high -strength light alloy material, can even disperse the force that braking deformation produces to each bearing part, avoid local overload, greatly reduce the wear and tear and fracture risk, significantly prolong the service life.

The invention relates to offshore pile foundation engineering. The invention aims to provide the bird nest type pile foundation anti-scouring system and the construction method thereof. The pile foundation anti-scour system can promote redeposition of suspended sediment, weaken development of scour pits, reduce the flow velocity of seawater and reduce the water flow scour capacity. According to the technical scheme, the bird nest type pile foundation anti-scouring system is characterized in that the outer contour of the bird nest type anti-scouring system is of a circular structure so that the bird nest type pile foundation anti-scouring system can be suitable for sea areas with various flow field characteristics. An inner ring beam and an outer ring beam which are coaxially arranged with a pile foundation are arranged at the bottom of the system, a radial bottom beam with the pile foundation as the center is arranged between the inner ring beam and the outer ring beam for connection, and the length of the bottom beam is about 1.5-3 times of the pile diameter (specifically, the length of a scouring pit can be predicted and calculated).

The invention discloses an implementation method of a high-performance SSLVPN (Secure Socket Layer Virtual Private Network) gateway based on a VPP (Virtual Private Protocol) and an OpenVPN (Open Virtual Private Network), which is characterized in that an SSLVPN protocol message is directly sent to a kernel for processing, the OpenVPN is implemented through an open source to complete authentication, establishment and maintenance of an SSLVPN tunnel, the related implementation complexity can be reduced, the development and maintenance complexity is reduced, and the message processing performance of the SSLVPN is not influenced; as for SSLVPN data messages, due to the fact that the flow is large, but implementation logic is relatively simple, SSLVPN data message processing (encryption and decryption) is achieved in the VPP, by means of the high-performance message processing capacity of the VPP, the message processing performance of an SSLVPN gateway can be far higher than that achieved in a kernel storage mode and is basically equivalent to that achieved in a pure user mode, and by means of the multiple cores and the acceleration card, the SSLVPN data messages can be encrypted and decrypted. And the message processing capability of the SSLVPN gateway can be further improved. The method is realized based on the VPP and the OpenVPN, the development and maintenance difficulty can be reduced by utilizing the existing open source, and the high-performance message processing capability can be obtained by utilizing the VPP and the acceleration card.

The invention provides an energy field-oriented map development engine and an implementation method, and the development engine comprises a front-end assembly which comprises a map rendering engine, a user interaction module and a visual configuration tool and is used for providing a front-end operation interface for a developer; the back-end service is used for providing map data management, layer configuration, API (Application Program Interface) and spatial analysis services; and the data storage is used for storing the geographic space data. The method has the advantages that private deployment of the intranet is realized, and dependence on external SDK and data service is reduced; classes, methods and interfaces of the API are simple and easy to understand, and the learning cost of developers is saved; the system has the capability of accessing standard map data and services, and the data display mode is more flexible; the system has a front-end space analysis function, and application background development and related resources are reduced; example codes can be browsed online, and developers can use the codes quickly and conveniently.