61results about How to "Improve design and development efficiency" patented technology

The invention provides a data visualization method and device. The method comprises the steps that a database and a visual component library are established and stored respectively; components in thevisual component library are configured according to a user request, and a visual graphical interface is generated; the visual graphical interface is converted to generate an executable code file; after data in the database is imported into the code file, visual rendering is carried out, and data visualization is achieved. The visual graphical interface is generated through configuration of the components in the visual component library, free combination and layout of display interfaces can be realized, and the design and development efficiency of a large data project is improved in the display analysis process; the large data items of the display class can be quickly completed through data visual display, the design, development and delivery period is shortened, and the project cost is reduced.

The invention discloses a differential evolution algorithm based multi-layer frequency selection surface composite wave-absorbing structure and material optimum design method. The method includes: performing mutation and crossover operations by the aid of the different evolution algorithm; subjecting the composite structure to modeling calculation by the aid of electromagnetic simulation software and feeding back calculated results to a program to complete the operations; searching and generating an optimum model reaching the objective function and optimal structure parameters and material materials in variant fields. By the differential evolution algorithm based multi-layer frequency selection surface composite wave-absorbing structure and material, the model can be optimized in structure parameters, and a new material with the optimal ratio can be obtained through the differential evolution algorithm according to an original absorber and the electromagnetic parameters on the substrate. The optimum design method has the advantages that design cycle is short, and the composite wave-absorbing structure and material low in reflection coefficient, wide in frequency band and thin in thickness can be obtained rapidly.

The present invention discloses a multi-layer frequency selective surface wave-absorbing material modeling and optimization method based on a neural network, and belongs to the field of frequency selective surfaces and to the technical field of the wave-absorbing materials. The method comprises: establishing a first-order resonant circuit of a frequency selective surface based on a transmission line; obtaining an S11 parameter curve through full-wave simulation, and using a genetic algorithm to carry out curve fitting to obtain an RLC value; inputting a sufficient number of samples into a BP neural network to obtain a mapping relationship between the geometric parameters of the frequency selective surface unit and the equivalent RLC; and calculating the S11 parameters of the entire wave-absorbing structure through the equivalent transmission line, deriving the equivalent RLC of the frequency selective surface unit, and using the genetic algorithm to optimize the wave-absorbing bandwidth. The method disclosed by the present invention has the advantages of high accuracy and high optimization efficiency.

The invention relates to relational database-oriented customized encapsulation method of a universal data service. The method includes: 1) carrying out customized setting on a metadata input item structure of the data service; 2) carrying out data source registering and connecting to ensure that the data service can directly access related data in a relational database; 3) setting, on the basis ofparameter information set in data source registering, a data range of providing the data service; 4) setting format types of data returned by the data service; 5) automatically generating a metadatainput interface on the basis of customized setting of the metadata input item structure in the step 1) to realize metadata input; and 6) generating the data service by dynamic encapsulation accordingto customized setting information of the data service in the step 2) to the step 5). The method can encapsulate customized relational data into a form of the data service at any time according to userneeds for sharing.

The invention relates to a scientific research project life cycle data management customization control method and system based on a quantification DMP. According to the method, first, a model and a standard for scientific research project life cycle data management are established, and then content of a data management plan DMP is quantified based on the established model and standard; protocol control function points and trigger conditions of scientific research project life cycle data management are generalized in a classified mode according to a metadata standard of the quantification DMP in combination with a function control demand; and the corresponding protocol control function points are triggered according to the trigger conditions, then protocol control demands are submitted to a data management protocol control engine for centralized processing, and control realization of corresponding functions is completed through protocol control logic judgment. In this way, decoupling of data management system protocol control functions and quantification DMP metadata element settings is realized, the efficiency of design and development of a scientific research project life cycle data management system is greatly improved, and high customizability and high reusability of the system are enhanced.

The invention discloses a process execution control method, a process execution control device, computer equipment and a storage medium. The method comprises the steps: obtaining a process execution control request which comprises a design identification and a target process node; querying a system database based on the design identifier, and obtaining a tree-shaped dependency relationship table;if the node state corresponding to the target process node is a to-be-executed state, adding the target process node to a first-in last-out queue; querying a tree-shaped dependency relationship tablebased on the target process node, and obtaining all preorder dependency nodes corresponding to the target process node and a node state corresponding to each preorder dependency node; and according tothe process dependency relationship, sequentially adding the preorder dependency nodes of which the node states are the to-be-executed states to a first-in last-out queue, and obtaining a process node execution queue. According to the method, the FPGA design and development period is effectively shortened. The FPGA design and development efficiency is improved, and the design and development costis reduced.

The invention discloses a constructing method of a component and a device. The method comprises the following steps: determining a first component which is used as a cutting point in a circular dependent loop; establishing a corresponding temporary component for the first component used as the cutting point; using the temporary component corresponding to the first component to construct a second component dependent on the first component in the circular dependent loop; starting from the second component, constructing other components in the circular dependent loop according to a depended relationship in sequence till the construction of the first component is completed; and using the first component to update constructing information of the second component. The constructing method of thecomponent and the device can construct the components in the circular dependent loop accurately.

The invention discloses a logic comprehensive control method and device. The logic comprehensive control method comprises the steps of detecting whether an initial value of a memory in a read RTL design file is changed or not; when the detection result is yes, according to a pre-established mapping relationship, correspondingly modifying an initial value of a memory instance in a synthesized netlist obtained by executing logic synthesis operation on the RTL design file most recently so as to update the synthesized netlist, wherein the mapping relationship is used for representing a corresponding relationship between the initial value of the memory in the RTL design file and the initial value of the memory instance in the synthesized netlist obtained by performing logic synthesis operationon the RTL design file last time. Obviously, according to the method, under the condition that the initial value of the memory in the RTL design file is changed, only the initial value of the memory instance in the synthesized netlist needs to be correspondingly modified according to the pre-established mapping relation, logic synthesis does not need to be carried out again, logic synthesis time can be shortened, and the development and design efficiency of the FPGA is improved.

The invention discloses a method for arranging display equipment software and a method for writing control parameters into FLASH. A control program of the software is separated from the control parameters; a part of invariable control parameters and preset fixed values are stored in the FLASH (flash memory); and the FLASH is set in protected states for realizing read-only effect. The methods havethe advantages that: the control program and the control parameters are arranged separately, so that the setting complexity and risk of the control parameters can be lowered greatly, a large number of redundant verification processes are avoided and the development and design efficiencies of display equipment are improved; the writing opportunity of the control parameters is reduced, so that the risk of data loss caused by surge is lowered; simultaneously, an after-sales service department does not need to prepare for a large number of stock products; and once mechanism sizes are accordant, only the control parameters of the conventional product are set into a software document and are burnt, so that stock quantity can be reduced greatly and maintenance efficiency is improved.

The invention provides a system for integrating product design and environment influence evaluation in a CAD system environment. The system comprises a product model importing module which imports a target product model from a CAD system, a product life cycle integrated modeling module which performs characteristic-based product state-process operation modeling to realize life cycle data integrated management, a product environment influence analysis module which is connected with the product life cycle integrated modeling module and performs product life cycle evaluation to generate an environment influence quantitative analysis result, and a product environment influence analysis result output module which is connected with the product environment influence analysis module and displays an environment influence analysis result in multiple forms. Meanwhile, the invention provides an integrating method of the integrating system. According to the system and method, integrated management of product design information and process design information is realized, product concurrent development is supported, and product design and development efficiency is improved; and integration of product design and environment influence evaluation is favorable for design and development of environment-friendly products.

The embodiment of the invention provides a translation method and a translation system, which are used for data marts. The translation method comprises the following steps: acquiring an entity Chinese name in a logic model; automatically translating the acquired entity Chinese name into an entity English name, and regarding the entity English name as a table English name in a physical model; acquiring an attribute Chinese name in the logic model, and automatically translating the acquired attribute Chinese name into an attribute English name, and regarding the attribute English name as a field English name in the physical model.

The invention discloses a 3D intelligent matching display system and method for a shoe mobile terminal. The system comprises a mobile shoe 3D design display terminal, a cloud database management system, a cloud compression module, a cloud data calling module, a cloud fabric picture mapping replacement module and a cloud rendering module. The cloud data storage module stores the 2D and 3D models; the cloud data calling module calls a corresponding model in the cloud data storage module according to the instruction information sent by the mobile shoe 3D design display terminal; the cloud compression module compresses the called model; the cloud fabric picture map replacement module replaces the fabric of the compressed 3D model according to the instruction information; the cloud rendering module renders the 3D model and the picture after replacement processing according to the instruction information; and the mobile shoe 3D design display terminal receives the rendered model and displaysthe model. According to the invention, remote, rapid and efficient mobile terminal intelligent matching is realized, and the design and development efficiency is improved.

The invention relates to a component partitioning simulation method based on lunar probe landing mechanical environment prefiguration, belonging to the technical field of deep space exploration. The invention provides a reasonable component partitioning simulation method based on the requirement of lunar probe landing mechanical environment prefiguration. The method can orderly and efficiently carry out the work of finite element analysis and provide convenience for the subsequent work of mechanical environment prefiguration, so that the defect that finite element modeling of a complex aerospace structure is tedious and fallible is avoided, and integrated analysis of component partitioning, finite element analysis and mechanical environment prefiguration is achieved. According to the component portioning simulation method, component partitioning can be carried out on a complex lunar probe according to the requirement of lunar probe landing mechanical environment prefiguration, so that the obtained result can be orderly stored; furthermore, modeling component partitioning keeps consistence with component partitioning required by mechanical environment prefiguration analysis, so that the problem of disordered result file management is avoided.

The invention discloses a design method of a calcium carbonate filled composite material based on a BP neural network. The design method comprises the following steps: preparing a test sample; testing mechanical property parameters; generating a representative volume unit, and calculating a three-dimensional box dimension; collecting various different filling process parameters and corresponding mechanical property indexes, and sorting into a data set; carrying out BP neural network system modeling; optimizing the initial BP neural network by adopting a GA (Genetic Algorithm), and training the model by utilizing a training set in the data set; calculating an error percentage; the BP neural network model can be used for process design and performance prediction of the calcium carbonate filled composite material. According to the method, the defect that a two-dimensional image is difficult to reflect representative volume unit structure characteristics under different filling process parameters can be overcome, the filling process parameters of the calcium carbonate powder filled polymer-based composite material are scientifically designed, the design, research and development efficiency of the calcium carbonate powder filled polymer-based composite material is improved, and the research and development period can be shortened to half.

The invention provides a structure-based fine simulation method for a high-pressure water supply heater in a nuclear power plant. The high-pressure water supply heater in the nuclear power plant is divided into eight sub-model areas according to an actual physical structure, and the steam condensation area and the drainage cooling area in the sub-model areas are divided into a plurality of segments in a more detailed mode according to the actual pipe row and partition forms; simulation sub-module programs of the areas are established correspondingly according to the heat transfer and flowing characteristics in the segments; model input parameters are combined, and checking, feedback and correcting are conducted; and combination and dispatching are conducted through a main program to generate a corresponding calculation sequence and a calling sequence, and thus a structure-based fine simulation model of the high-pressure water supply heater in the nuclear power plant is built. The structure-based fine simulation method does not need to depend on the specific parameters of any high-pressure water supply heater equipment in the nuclear power plant, can be applied to the high-pressurewater supply heater equipment with the various parameters and forms in the nuclear power plants under general conditions, and has good universality.

The embodiment of the invention provides a component management method and device, electronic equipment and a storage medium, the method is applied to a first client, the first client is in communication connection with a second client, and the method comprises the following steps: displaying a component publishing interface; receiving a component query request through the component release interface; obtaining at least one first component according to the component classification information, and displaying the first component; and under the condition that a selection operation for one of thefirst components is received within a preset time period, releasing the first component corresponding to the selection operation. The components uploaded by the users are classified and stored according to the component classification information, and the corresponding components are inquired according to the component classification information input by the users and then published, so that component sharing and quick acquisition among the users are realized, repeated development of components with the same function is avoided, and the component design and development efficiency is improved.

The invention discloses a steel-making continuous casting intrusive flow nozzle which includes a flow nozzle body. The flow nozzle body is cylindrical and is internally provided with a cylindrical inner chamber, the open end of the cylindrical inner chamber is a flow nozzle inlet, the closed end of the cylindrical inner chamber is a flow nozzle bottom, the side wall of the flow nozzle bottom is provided with a flow nozzle outlet, and the ratio of the height of the flow nozzle outlet on the side wall of the flow nozzle body and the width of the flow nozzle outlet on the side wall of the flow nozzle body is smaller than 1. A numerical simulation method for the intrusive flow nozzle is also disclosed. First the prototype-based intrusive flow nozzle and a model of a crystallizer are established using simulation platform numerical simulation software ANSYS, and flow field numerical simulation is performed; a geometric design of the intrusive flow nozzle is changed on the basis of the prototype numerical simulation, and the modified intrusive flow nozzle is subjected to numerical simulation; finally a molten steel backflow region of the flow nozzle outlet, crystallizer liquid level fluctuation and crystallizer narrow face molten steel flow velocity and other numerical simulation results are finally analyzed, and data supporting is provided for design development of the flow nozzle.

The invention discloses a ceramic injection mould optimal design method and a ceramic injection mould. The optimal design method includes the following steps that a required ceramic injection mould model is designed through mould design software to serve as an original ceramic injection mould needing to be optimized; a 3D mould model of the original ceramic injection mould is guided out and guided into simulation software; an initial injection moudling channel allowing injection moulding materials to flow into a cavity is built in the 3D model; the 3D model is subjected to ceramic injection moulding forming process simulation through simulation software, and the difference of injection moudling time required by injection moulding of two ceramic products is recorded; whether the injection moulding time is within a preset time range is judged, and the injection moulding channel built in the original ceramic injection mould is improved till injection moulding time difference is within a preset time range. The software is used for injection moulding process simulation, cost in the mould development process is greatly reduced, and mould development and design efficiency is improved. The precision and the quality of the ceramic products are guaranteed, and meanwhile waste of ceramic materials is reduced.

The invention discloses a page design method, a client device, a readable medium and a program product. The method comprises the following steps: displaying a page of a client application and at least one variable editing visual module; a target control is displayed on the page, and the variable editing visualization module is provided with at least one editing box; determining at least one target variable selected by the user to edit a visual module; in response to an operation triggered by the user, displaying at least one target variable parameter input by the user in an edit box on the at least one target variable editing visual module; associating a target control with at least one target variable parameter, and completing the function design of the target control, so that the server obtains at least one target variable parameter associated with the target control when determining that a user triggers an operation on the target control on the page, and executing an executive program corresponding to the target control according to the at least one target variable parameter so as to make a corresponding response at the client. According to the scheme, the page development efficiency can be improved.

The invention discloses a multi-thread integration method and device, and the method comprises the steps: splitting an original netlist according to determined splitting parameters, and obtaining at least two sub-netlists corresponding to the original netlist; creating at least two sub-threads according to all sub-net tables obtained by splitting; starting all the created sub-threads to execute comprehensive operation on all the sub-netlists in parallel to obtain a comprehensive sub-netlist corresponding to each sub-netlist; and combining the integrated sub-netlists corresponding to all the sub-netlists to obtain an integrated netlist corresponding to the original netlist. Therefore, the original netlist can be split into at least two sub-netlists, and all the sub-netlists are subjected toparallel integration through the created sub-threads, so the execution efficiency of the FPGA integration tool is improved, and the development and design efficiency of the FPGA is improved.

The invention discloses a picture generation method and device, equipment and a storage medium, and the method comprises the steps: generating a picture background based on the content data of a picture, and generating a text region in the picture background; determining display parameters of display characters according to the text region and preset copywriting configuration; and drawing the display characters in the text region according to the display parameters and generating a display picture. According to the embodiment of the invention, batch generation of the display pictures is realized, the repeated design process of the pictures is reduced, and the picture generation efficiency is improved.

The invention provides a multi-channel simulation method of an aero-engine control system, and the method comprises the following steps of: providing a plurality of EEC main programs, each of which serves as a channel and comprises a communication information management component; providing an FADEC simulation program, which comprises a multi-channel signal management component configured to select a master control channel among a plurality of channels; providing a simulation scheduling platform which comprises a channel information management component; running the simulation scheduling platform, loading the plurality of EEC main programs and the FADEC simulation program to a simulation path, and configuring a channel information configuration file to formulate inter-process communication protocol configuration; and respectively starting the EEC main programs and the FADEC simulation programs of the plurality of channels by using the simulation scheduling platform, opening ground inspection monitoring software, and starting simulation. The invention further provides a multi-channel simulation system of the aero-engine control system, and the multi-channel simulation system is used for achieving the simulation method.

The invention relates to an automobile electronic control unit (ECU) secret key simulation implementation method, a system and a verification method thereof. The automobile ECU secret key simulation implementation method includes that an automobile ECU simulation operating model is constructed and operated in a computer, an encryption unit is connected with the computer in a communication mode, the encryption unit has the same encryption processing business rules with an encryption control which is used for generating a secret key in the automobile ECU, an automobile diagnostic apparatus is connected with the computer and a vehicle-mounted bus in a communication mode, required safety algorithm numbers are set by the automobile diagnostic apparatus, a signal request seed numbers are transmitted to the simulation operating model by the automobile diagnostic apparatus, the safety algorithm numbers and the seed numbers back fed and output from the simulation operating model are transmitted to the encryption unit so that the encryption unit can generate the secret key relevant to the safety algorithm numbers and the seed numbers, and a communication with the encryption unit is performed for an analysis to obtain the secret key. The automobile ECU secret key simulation implementation method, the system and the verification method thereof have the advantages that the development design efficiency is high, the usage is reliable, the application is convenient and fast, the cost is saved, debugging workload and difficulties are remarkably reduced, and the like.

The invention relates to an automobile model development technology, in particular to an evaluation method of an automobile ground line design scheme. The evaluation method of the automobile ground line design scheme according to one embodiment comprises the following steps: obtaining ground line data by a ground line design input parameter, finished automobile load and a suspension rigidity parameter; obtaining a chassis part index and a finished automobile index of an automobile by the ground line data; scoring the chassis part index and the finished automobile index; according to an evaluation result, determining whether the chassis part index and the finished automobile index pass a preliminary design or not, if the chassis part index and the finished automobile index pass the preliminary design, generating a ground line preliminary design mathematic model, otherwise, revising the finished automobile load or the suspension rigidity parameter, and returning back to the step of obtaining the ground line data; measuring an automobile structure parameter by the ground line preliminary design mathematic model; and if the automobile structure parameter conforms to an engineering standard, determining a current ground line preliminary design mathematic model as a final ground line preliminary design mathematic model, otherwise, revising the finished automobile load or the suspension rigidity parameter, and returning back to the step of obtaining the ground line data.

The invention discloses a gas mixing device and an engine air inlet mixing structure. The gas mixing device comprises a mixing main body and gas flow channels, wherein the mixing main body is providedwith an inlet and an outlet for enabling mixed gas to flow in and out; the gas flow channels are formed in the mixing main body and in communication with the inlet and the outlet; at least two gas flow channels are arranged in parallel, and flow guide structures are arranged on the inner side walls of at least one gas flow channels; gas holes penetrate through the flow guide structures, and whenthe mixed gas in the gas flow channels is guided by the flow guide structures, the mixed gas moves from the gas holes to the adjacent gas flow channels; when the mixed gas flows between every two adjacent gas flow channels, radial play is formed so that the mixed gas is mixed more uniformly; and because the mixed gas mainly flows in the axial direction of the main body, the mixed gas can still smoothly flow out from the outlet of the main body. The engine air inlet mixing structure comprises an air inlet main pipe, an exhaust gas recirculation pipe and the gas mixing device.

The invention belongs to the technical field of rail transit, and discloses a software separation design method and system. According to the separation design method, system platform software and application software are independently compiled in a dynamic link development mode to correspondingly obtain a first compiled file and a second compiled file; and then the first compiled text and the second compiled file are loaded and run together, so that the platform development design and the application development design are completely independent, the development design efficiency of application software is improved, and meanwhile, the security of the system is also improved.