98 results about "Conceptual design" patented technology

The invention provides an intelligent product service system concept design method based on cue word engineering. The method comprises the following steps: constructing a knowledge base, including data collection, integration and knowledge graph construction; then, a cue word project is constructed, a reasoning mode is determined, and an optimization cue template is created; and then, gradually designing from a demand layer to a physical layer, enabling LLMs in each layer to play different roles for cooperation, realizing demand collection, arrangement and conversion, function determination and decomposition, behavior and logic architecture construction, physical architecture determination and related detection analysis and the like, integrating various technologies to improve the design quality and efficiency, and meeting the market demand.

The invention discloses a 3D art model intelligent generation system and method based on multi-source data fusion, and relates to the technical field of computer aided design and graph generation, and the system comprises a multi-source data input module which is used for receiving a conceptual design drawing, text description and a reference 3D model; the feature extraction module comprises an image feature extraction unit used for extracting a style feature vector and a structure contour vector of the conceptual design drawing; and the text semantic analysis unit is used for outputting a key attribute tag vector described by the text. According to the 3D art model intelligent generation system and method provided by the invention, through multi-source data input including the concept design drawing, the text description and the reference 3D model, the design intention is comprehensively fused, the limitation of a single data source generation model is solved, and the dynamic weight distribution strategy and the closed-loop optimization mechanism of the 3D art model intelligent generation system and method are high in practicability. The geometric shape and style characteristics of the generated model are highly consistent with the design intention, and the workload of manual later correction is reduced.

The invention belongs to the technical field of automobile structure design, and particularly relates to a large-model-based automobile body structure generative design method and system, and the method comprises the steps: building a multi-source database containing automobile body structure pictures, design variables and mechanical properties; training a vehicle body structure performance evaluation model and generating an evaluation model according to the database; on the basis of the generated evaluation model, the general text graph large model is finely adjusted, and a vehicle body structure generative design large model is obtained; generating a structure picture by using the obtained large model, and establishing a structure size evaluation model in combination with a database; inputting design requirements and constraint conditions, generating a vehicle body structure, evaluating the performance and size of the vehicle body structure, and outputting a final result. According to the method, the problems of low efficiency and strong dependence on experience of engineers in an existing automobile concept design stage are solved, the efficiency and creativity of automobile body structure design are improved, the design period is shortened, manual intervention is reduced, and automation and intelligence of automobile body structure design are promoted.

The invention relates to a foldable tilting four-rotor aircraft concept scheme design method based on task requirements. According to the method, task demand indexes such as voyage, cruising speed, task load, cruising height and hovering height are used as input, and the total design weight, power device parameters, rotor wing geometric parameters and fuselage and wing parameters of the aircraft are determined in sequence; and performance indexes such as hovering lift limit, level flight speed, climbing performance, practical lift limit, voyage and endurance in a helicopter mode and a fixed wing mode are calculated and analyzed respectively. And performing matching judgment on a performance calculation result and a task requirement, and performing iterative adjustment on key parameters such as a paddle disc load when the task requirement is not met, so as to form a closed-loop concept design process driven by the task requirement. According to the method, the vertical take-off and landing capacity and the fixed wing cruising performance can be systematically considered in the conceptual design stage, and systematicness, repeatability and engineering feasibility of scheme design of the folding type tilting four-rotor aircraft are improved.

The invention discloses a wheel design evaluation method and a wheel design evaluation system based on model simulation, and belongs to the technical field of wheel design evaluation. According to an existing wheel evaluation scheme, an initial wheel structure needs to be obtained firstly, then wheel optimization can be carried out, and the wheel design evaluation efficiency is affected. According to the wheel design evaluation method based on model simulation, the wheel design acquisition model, the simulation wheel generation model, the numerical simulation model and the wheel evaluation model are established, and the wheel design can be directly evaluated according to the two-dimensional wheel design image, so that the wheel design evaluation efficiency is effectively improved; and the wheel research and development design period is shortened. Furthermore, by applying the method provided by the invention, an industrial designer can evaluate the engineering performance of the two-dimensional wheel design in time, so that an optimal concept design scheme can be directly screened out, and the wheel design scheme can be improved according to an evaluation result, thereby effectively improving the wheel design quality and reducing the wheel research and development time.

A method for automated spacecraft design includes receiving mission parameters provided by a client for spacecraft design, generating one or more concept designs based on the received mission parameters, a concept design including one or more components selected for each subsystem included in a designed spacecraft, for the concept design, automating a generation of a frame design that accommodates the one or more components selected for each subsystem included in the designed spacecraft, the frame design being a Computer Aided Design (CAD) model that includes individual frame pieces generated, sized and fitted automatically via automated scripts compatible with a CAD system, including one or more structural design software applications; performing a series of analyses or simulations to evaluate a performance of the frame design; and generating a digital twin representing a virtual representation of the designed spacecraft based on the generated frame design and the series of analyses and simulations.

The invention provides a SysML model generation method based on a large language model in conceptual design, which comprises the following steps of: guiding LLM by utilizing a thinking chain cue word template, and converting user input into a conceptual design scheme described in a plain text form; utilizing a cue word template I to guide LLM to split the conceptual design scheme into a sentence list containing complete semantics; using a cue word template 2 to guide LLM to extract entities and relationships thereof from each sentence, and outputting a triple; based on the triple, creating a SysML model hierarchical structure according to a predefined rule; and creating an XMI file by following an XMI format specification to obtain a complete SysML model. According to the method, the automation degree and generalization of SysML model generation are remarkably improved, less text input can be effectively processed, a conceptual design scheme model which can be directly used for actual system design and adapts to products is generated, and the method is particularly suitable for high-complexity large-scale system design.

Embodiments of the present disclosure provide optimal site selection framework. A surrogate process model may be generated based on one or more physics-informed machine learning models and a rigorous dynamic process model. The surrogate process model may comprise a representation of a process including one or more target assets and one or more secondary assets. The process input for the one or more target assets may comprise power output from a renewable energy source. A design optimization algorithm representative of a multi-objective design optimization problem may be generated. The design optimization algorithm may comprise one or more site selection variables and one or more site selection constraints. One or more outputs may be generated by executing an optimization model based on the surrogate process model and the design optimization algorithm. The one or more outputs may comprise predicted optimal sites and an optimal conceptual design for the process.

The invention discloses an industrial master conceptual design method and equipment based on a knowledge graph and MBSE, and belongs to the technical field of industrial design. According to the method, the powerful semantic comprehension and generation capability of a large language model is combined with accurate and reliable knowledge of a knowledge graph and a vector database by utilizing RAG, so that deep analysis of complex requirements, generation of high-quality model elements and more intelligent interaction are realized; the SysML modeling tool is used as a final implementation and visualization platform of the model; comprising the following steps: stage 1, collecting and preprocessing industrial host data, constructing a core knowledge graph, constructing a vector knowledge base, and configuring an RAG system; stage 2, generating an initial model, dynamically modifying the demand and intelligently interacting; and stage 3, performing automatic tracing verification and structure and parameter consistency verification. The concept design of the digital prototype of the industrial master can be quickly generated, and the development efficiency of the industrial master is improved.

The invention discloses a multi-level system interface design and management method based on a SysML language, and the interface design method comprises the steps: 1, in a conceptual design stage, designing a use scene of system operation by adopting the SysML language, and defining an external interface of a system based on an interaction behavior of the system and an external environment in the use scene; step 2, in the logic design stage, defining components in the system, logic interfaces among the components and interface transmission from an external interface of the system to the components by adopting an SysML language; and step 3, in a physical design stage, defining physical interfaces among the components in the equipment layer to express a physical implementation mode of logic interfaces among the equipment. According to the technical scheme, the problems that in traditional system engineering, in a document-based interface definition mode, due to the fact that the consistency of the interfaces can only be guaranteed through manpower, design errors are introduced, and due to an interface management mode, due to the fact that a corresponding N2 graph needs to be established in each system level, the design errors are caused possibly are solved. And unified management of interfaces is not facilitated, and errors are easily introduced in a transmission process.

The invention discloses a three-dimensional element layout design method supporting neighborhood reconstruction and scheme evolution. The method comprises the following steps: firstly, loading different three-dimensional layout elements and master mask information, determining a construction direction of the three-dimensional elements by utilizing a principal component analysis method, converting a three-dimensional layout problem into connected domain polygon contour layout, and generating an initial solution; then, setting two types of layout targets: 1, minimizing the layout length of the master mask; and 2, the space utilization rate is maximized, and the element layout frequency can be changed. According to the method, a two-stage evolution process is adopted, in the first stage, layout local adjustment is carried out on an initial solution through random neighborhood transformation, and a feasible solution space is explored; and in the second stage, iterative optimization is performed on the layout scheme based on a search agent technology, so that a global optimal solution is obtained through evolution. According to the method, three-dimensional element layout layout design aiming at different optimization targets can be realized, and a two-target and two-stage high-efficiency evolution concept design scheme is generated, so that the raw material cost is reduced, and the manufacturing efficiency is improved.

The present invention discloses a design method for a vehicle-mounted platform architecture based on dual cores, comprising the following steps: Step 1, requirement analysis; Step 2, domain modeling; Step 3, key determination; Step 4, conceptual design; Step 5, detailed design; Step 6, architecture verification; wherein in the above-mentioned Step 1, according to the dual-core structure of the vehicle-mounted platform, the complexity of the architecture is analyzed to find out the requirements of the vehicle-mounted platform in terms of function, quality and constraints, and then the priorities of the functional requirements, quality requirements and constraint requirements are determined, and the design requirements of the vehicle-mounted platform architecture are clarified; the invention adopts a combined architecture verification method, with more comprehensive review, improved rationality of the design scheme, small development risks, easy to implement, sufficient analysis of the design requirements, distinction of the importance of different requirements, avoidance of the problem that different requirements in the design affect or even restrict each other, and achieving the effect of taking into account multiple requirements.

The invention provides a bionic robot part design method and system, a medium and a computer. The method comprises the steps that finite element analysis is conducted on a concept design model of a bionic robot part to obtain a finite element analysis result; performing iterative optimization on the finite element analysis result based on the optimization parameter of the finite element analysis result to obtain an iterative optimization result; performing statics analysis on the concept optimization model obtained by repairing based on the iterative optimization result to obtain a statics analysis result; performance parameters of the conceptual design model and the conceptual optimization model are calculated and analyzed to obtain performance optimization parameters; and carrying out topological optimization on the concept optimization model by utilizing the optimization parameters so as to establish a design model of the bionic robot part. According to the method, optimization parameters and a designed structure are subjected to three-dimensional modeling, key parts or an overall structure are imported into finite element software for finite element analysis, topological optimization is performed on a result, and model reconstruction is performed on the key parts according to a topological result.

This invention discloses a method and system for application design transformation based on technological experience, relating to the field of digital technology. The method includes: collecting open-source technology product data via the internet to construct a digital technology experience center; providing online technology experiences for students to obtain experience monitoring data; designing online courses based on a technology application creation platform to obtain online teaching courses; teaching students to obtain technology application concept design proposals; conducting simulation verification and evaluation through a mechanism simulation system to obtain simulation evaluation results for the design proposals; presenting the technology application concept design proposals in a roadshow to obtain a design demonstration dataset; conducting online expert evaluation; and transforming the technology application concept design proposals into innovative achievements based on the evaluation results. This addresses the technical problems of limited teaching resources, limited practical scenarios, and restricted technological innovation capabilities in existing science and technology education, achieving the technical effect of enriching technological experiences and enhancing technological innovation capabilities.

The invention discloses a ship type conceptual design method and device based on ship typical performance driving and a medium, and relates to the technical field of ship design, and the method comprises the steps: obtaining to-be-designed geometric parameters and demand performance indexes; inputting the geometric parameters to be designed and the demand performance indexes into a ship type generation model, and performing semantic analysis on the demand performance indexes through the ship type generation model to obtain a semantic analysis result; determining a target performance index corresponding to the semantic analysis result; and taking the target performance index as a constraint condition to obtain a target ship form design corresponding to the geometric parameter to be designed. The method is used for solving the problem that in the prior art, the design efficiency is low during ship type concept design, and ship type design meeting user requirements is efficiently and accurately completed.

The application provides a concept design SysML model generation method based on a large language model, and the method comprises the following steps: guiding an LLM by using a thinking chain prompt word template, converting user input into a concept design scheme described in pure text form; guiding the LLM by using a prompt word template 1 to split the concept design scheme into a sentence list containing complete semantics; guiding the LLM by using a prompt word template 2 to extract entities and their relationships from each sentence and output triples; creating a SysML model hierarchical structure according to a predefined rule based on the triples; and creating an XMI file in accordance with an XMI format specification to obtain a complete SysML model. The method significantly improves the automation and generalization of SysML model generation, can effectively process less text input, and generates a concept design scheme model that can be directly used for actual system design and adapts to products, and is particularly suitable for highly complex large system design.

The application relates to an artificial intelligence-based large model design construction method, system, device and storage medium, wherein the large model design construction method comprises the following steps: first, based on the text or voice input of a user, input information is taken as a guide word to generate a corresponding concept design; then, the NLP2SQL technology is used to carry out multi-round and multi-conversation with the user to automatically extract design parameters; then, a vector retrieval technology is used to retrieve the user demand in a design specification to obtain design specification parameters with the highest similarity to the user demand; finally, parameterized modeling design is carried out in combination with a design software to obtain a final design effect. The application can automatically generate a large model design meeting the requirements according to the design specification and user requirements, and improve the design efficiency and quality.

The invention relates to the technical field of industrial design, and discloses a lightweight assembly type mobile equipment industrial design generation method based on artificial intelligence, and the method comprises the following steps: S1, constructing and training a dual-stage AI model which comprises a concept generation module and an industrial conversion module; s2, receiving multi-modal design demand information input by a user; s3, generating at least one visual concept design scheme through the concept generation module; and S4, in response to a selection instruction of a user for the visual concept design scheme, the selected concept scheme is converted into an industrial-grade design scheme through the industrial conversion module, and the industrial-grade design scheme comprises at least one of a bill of material, a technical drawing and a manufacturing instruction. Through the two-stage AI model, full-automatic generation from fuzzy text originality to an accurate industrial-grade manufacturing scheme is realized for the first time, the design period is shortened from several weeks to several hours, and the design cost is reduced.

The present invention discloses a method for evaluating the spatial posture of a conceptual configuration of a branched-chain driven parallel robot. First, a kinematic analysis method based on singular values ​​is used to judge the reachability of all the terminal postures of the branched-chain driven parallel mechanism, and the terminal posture of the branched-chain driven parallel mechanism in the reachable workspace is obtained; then, based on the screw theory and the principle of virtual work, the complete Jacobian matrix and the full stiffness matrix of the mechanism are obtained, and the stiffness performance parameters of all the terminal postures of the branched-chain driven parallel mechanism are calculated, and the stiffness performance parameters corresponding to the terminal postures of all the mechanisms are obtained; finally, according to the terminal posture in the reachable workspace, combined with the stiffness performance parameters corresponding to the terminal postures of all the mechanisms, the optimal posture set is screened and obtained. The present invention can not only quantitatively evaluate the optimal posture set, but also realize the innovative mechanism concept design that meets the needs by comparing the optimal posture sets of mechanisms with different configurations.

The present invention relates to the field of BIM design technology, and more specifically, to a three-dimensional forward design method and system for municipal highway bridges. The method comprises three phases: bridge concept design, in which the bridge concept object is created based on the three-dimensional road route, pavement, geophysical three-dimensional model, and initial bridge data to complete the bridge concept design; bridge overall design, in which the overall three-dimensional bridge design is completed based on the resource library template and the design resources at the profile, feature, component, and assembly levels are designed and reused based on the bridge concept design results; and bridge detailed design, in which the design information carried by the bridge overall design is inherited and the component granularity mapping and splitting are achieved. The split components can then be refined according to design requirements, thereby completing the detailed three-dimensional bridge design. The present invention can effectively improve bridge design efficiency.

The present invention discloses a forward design method, device and system for automobile bodies in the concept stage, the method comprising: building a body-in-white solid grid skeleton model; optimizing the body-in-white solid grid skeleton model; interpreting the optimized body-in-white solid grid skeleton model and converting it into a body-in-white skeleton geometric model; determining the key cross-sections, joint hard points, crossbeams and reinforcement positions of the body-in-white; establishing a competitive vehicle database; assembling a hybrid model; analyzing the sensitivity of the hybrid model, and optimizing the cross-sections and joints of the upper body; optimizing the structure of the three-dimensional conceptual data of the lower body; assembling a body-in-white conceptual three-dimensional data model; and verifying whether the performance of each subject of the body-in-white conceptual three-dimensional data model meets the requirements. The implementation of the present invention can reduce the R&D cycle of an enterprise, grasp the body performance in real time during the concept design stage, and reduce unnecessary repetitive labor.

The invention discloses an integrated large complex thin-wall die-casting component structure performance collaborative design method, and relates to the technical field of artificial intelligence. And full-automatic optimization of the complex thin-wall part from conceptual design to performance verification is realized. According to the system, the mechanical property reliability and the multi-target cooperation capability of the design are remarkably improved while the calculation efficiency is guaranteed, and finally a light-weight and high-crashworthiness structure scheme and a traceable integrity performance report are output.

The present invention discloses a human-machine collaborative conceptual design generation method based on FBS theory, comprising the following steps: obtaining a conceptual design case and extracting keywords based on design requirements and the functions, behaviors and structures in the FBS theory to construct a functional space, a behavioral space and a structural space; embedding the functional space, the behavioral space and the structural space into a large language model framework in sequence based on the logical order of the conceptual design process to construct a conceptual design auxiliary model; inputting the design requirements into the conceptual design auxiliary model to obtain a function-structure mind map. The present invention also provides a human-machine collaborative conceptual design generation system. The method provided by the present invention provides guidance for the designer's thinking process in a structured manner, thereby expanding the design ideas and improving the quality of the final generated design solution.

The invention discloses a hot stamping part conceptual design feasibility evaluation method based on deep learning. The hot stamping part conceptual design feasibility evaluation method comprises the steps that a forming-service material model inheriting the forming history is constructed; constructing a deep learning agent model based on image representation; and evaluating the design feasibility based on the forming-service simulation model. The problem that in the prior art, in the hot stamping part development process, complex part design is difficult to deal with only relying on the experience of a designer, and the influence of the hot forming history on the part service performance is neglected, so that the structural design is unreasonable is solved, and by representing the degradation transfer and accumulation rule of the material performance from the forming stage to the service stage, the material performance is improved. The complex corresponding relation between part design parameters and forming response is defined, seamless connection and real-time linkage of the part forming process and the service process are achieved, the feasibility of all schemes can be rapidly and accurately evaluated in the conceptual design stage, guidance is provided for designers to select reasonable part design schemes, and design according to performance is achieved in the early development stage.

The present invention discloses a cross-platform data collaborative optimization system based on the industrial Internet, which belongs to the field of intelligent manufacturing. The system includes: an equipment composition information acquisition module: used to interactively obtain the equipment composition information of the concept design product production line; a production control architecture acquisition module: used to configure the production control architecture according to the equipment composition information; a production control information acquisition module: used to execute production log calls on the product production line; a collaborative control parameter set acquisition module: used to execute online control collaborative optimization of the product production line across the platform production control architecture; a redistribution strategy acquisition module: used to pre-build a production task allocation model and perform production task allocation analysis; a control parameter set execution module: used to control the product production line to execute batch production of products by using an updated collaborative control parameter set. The system solves the technical problems in the prior art that the equipment data of the production line is dispersed and the collaborative optimization is difficult, resulting in low production efficiency and unstable product quality.

The invention relates to a quick calculation method for structural quality characteristics of a high-speed aircraft in a conceptual design stage, and belongs to the field of aircraft design. The structural mass characteristics comprise aircraft structural mass, structural mass center and rotational inertia. The method comprises the following steps: defining basic composition of a high-speed aircraft structure; giving a geometric shape of the high-speed aircraft; generating a high-speed aircraft surface grid; importing grids and identifying the grids of the fuselage, the wings and the empennage; respectively calculating the mass, the mass center and the rotational inertia of each component of the body, the wings and the empennage; respectively calculating the mass, the mass center and the rotational inertia of the body, the wings and the empennage; and calculating the total mass, center of mass and rotational inertia of the high-speed aircraft structure. The method can quantitatively analyze the influence of the density, thickness and other parameters of the structural material on the structural quality of the aircraft, can reduce the time cost of multidisciplinary optimization design in the conceptual design stage of the high-speed aircraft, and improves the calculation efficiency.

The invention relates to the technical field of flow battery pile end plates, in particular to a flow battery pile end plate design method based on simulation driving, and finally obtains a lightweight pile end plate structure scheme with the highest material utilization rate through a response surface model and construction of a topological space. According to the invention, the trial-manufacture cost is reduced, the stack is delivered in mass production, and the BOM cost of the stack is greatly reduced; on the basis that the pile end plate meets the structural reliability, the overall weight of the pile is effectively reduced, and the light weight of the pile is realized; simulation verification is advanced from a traditional post link to a conceptual design stage, the whole process of scheme argumentation, preliminary design, detailed design and the like is penetrated, the research and development design cycle of the galvanic pile is effectively shortened, and the design cycle can be shortened by 50%; the industrial design effect of the electric pile end plate is achieved, appearance design and packaging of the electric pile are not needed, and the external cost of market-end industrial design is reduced.

The present invention discloses a method for designing a conceptual diagram of the appearance and interior decoration of a ship based on the relationship between text and graph, comprising the following steps: S1, performing entity recognition and relationship extraction on the images of the appearance and interior decoration of the ship; S2, based on the neural network architecture of text-graph modeling, splicing and fusing the image feature representation and the text feature representation corresponding to the labels to generate a fused feature representation; S3, fusing the latent space representation self-learned by the variational autoencoder and the image generation ability of the generative adversarial network, optimizing the parameters of the two through joint training, and generating a conceptual design diagram of the appearance and interior decoration of the ship based on the transformation or differentiability of the rules of the recursive model.

The application discloses a kind of based on FBS concept design model's field knowledge graph construction method, it is related to knowledge graph construction technical field.The present application includes: from document backtracking analysis and product concept design relevant design structure, design behavior, design function, and design structure relevant feature attribute, by predefining the relationship type between these design elements, construct design knowledge graph, to solve the problem of multiple entities corresponding to single entity in document, the structure of traditional Casre l model is improved, and attention module is added.According to the mapping relationship between function and structure, the design structure set that can realize the function is retrieved;For two functions that exist interaction, retrieve the structure that exists connection path in the two design structure sets corresponding to two functions, take the union of design structure.The method of the present application can construct the knowledge graph that provides stable and systematic design knowledge, and the improved Casre l model can effectively handle the problem of single entity relationship overlap.

The invention discloses a three-dimensional dynamic sign design and networked cooperation device and method, and relates to the technical field of three-dimensional dynamic sign design. A three-dimensional model dynamic concept design module completes three-dimensional reconstruction on a two-dimensional basic sign image through the steps of format unification, feature extraction and the like through multi-source data acquisition; combining industry classification codes, brand tonality vectors and design style labels to generate a three-dimensional dynamic sign conceptual model; after the model is generated, the equipment division module obtains real-time performance data and historical task data of the equipment, and precise matching of tasks and the equipment is achieved through comprehensive performance evaluation; and the cooperation permission analysis module sets differentiated permission levels based on project personnel position types after equipment division is completed, and realizes safe sharing of model networked cooperation. The full-process automation and intelligentization of three-dimensional sign design from modeling, equipment scheduling to cooperative management are realized.