246 results about "Project design" patented technology

The invention relates to a 3D (three-dimensional) printing adaptive slicing method capable of reserving model features, and belongs to the technical field of 3D printing. The method comprises the following steps: (1) according to an actual project design, establishing a 3D model, performing grid processing on the model, and generating STL (standard template library) file data; (2) performing preprocessing on the STL file data of the model; (3) processing the preprocessed file data by adopting an adaptive layer algorithm, and obtaining slice contour information; (4) judging whether the features possibly exist in slices at any two adjacent layer heights in the slice contour information or not by adopting a feature existence condition, if judging that the features possibly exist, performing secondary slicing on the model data of the slices by adopting the minimum layer thickness lmin, or otherwise, not performing processing, and recording the slice contour information; (5) generating a printing file in a slice format by the slice contour information processed in the step 4, and performing 3D printing. The method can effectively shorten printing time and reduce memory usage amount and calculated amount.

The invention discloses an electric power engineering design review and technical economic evaluation information system. The electric power engineering design review and technical economic evaluation information system comprises a project review plan management module, a project review module, a province infrastructure project information database construction module, a design quality management module, an external user interaction management module, a main network engineering cost compilation system module, a cost analysis management module and a message management module. The system integrates demands of actual engineering project design review and technical economic management works, makes engineering project design review and technical economic management works have great improvement in standardization, unification, normalization and refinement, greatly improves an intensive management level, effectively and practically improves efficiency of engineering project design review and technical economic management works and brings about substantial economic and social benefits.

The invention discloses a model driving based city track traffic running simulation method and system. According to the scheme, locomotive vehicle factors are input as external conditions and other influence factors are considered according to a disadvantage principle of a signal system, so that the effect of lowering the complexity of simulation is achieved; secondly, the effect of a vehicle control model of the signal system in train running simulation is highlighted, the combination of an ATP overspeed protection model and an ATO speed control model is considered, and the vehicle control effect of the signal system is highly fitted, so that a simulation result can meet an actual condition as far as possible and the goal of ensuring the precision of simulation can be achieved; and finally, a simulation platform generates related parameters of a tracking interval, a turn-back interval, blocking design, system parameter calculation and the like related to signal system project design in the same simulation platform by taking the train running simulation under the control of the signal system as a core, and has the functions of calculating and analyzing operation-related running time and travel speed index, thereby ensuring data consistency and realizing high functional integration.

The invention belongs to the field of engineering risk identification and provides a subway construction safety risk identification and evaluation system and a working method thereof. The system comprises a user interface module, a project newly-building module, a risk identification information base module, a risk base module, a risk evaluation knowledge base module, a matching algorithm module and a risk evaluation module. The method comprises the following steps of: firstly receiving information of a user newly-built project, reminding a user of selecting and determining risk identification information according to a project design file, combining with a risk base and a matching algorithm to generate a risk identification list, and identifying all potential safety risks of the project to be evaluated; and then performing risk evaluation, generating a risk evaluation list, utilizing a risk evaluation calculation model to perform risk evaluation calculation, and finally acquiring a subway project construction safety risk identification and evaluation result. The invention relates to a pre-evaluation technical scheme for realizing subway construction safety risk identification and evaluation based on the design file before construction.

A system for deploying to a client accounting installation a general procurement and accounts payable application specifically configured for the client by an enterprise includes a database server for (1) maintaining on a storage device a database of templates describing procedures for assessing, preparing, developing, deploying and supporting the application, and for (2) serving these templates to team members operating web-enabled terminals for coordinating, recording and tracking team activities with respect to the application while generating a description for adapting a front end server and an accounting system server to the requirements of the client.

The invention relates to a BIM-based building information integrated management system and a construction method thereof, and belongs to the technical field of information integrated management. The management system disclosed by the invention comprises a data layer, an information model layer and a function application layer, wherein the data layer realizes information collection, coding, classification and storage; the information model layer creates a building information model with model primitive basic data extracted from the data layer and updates and improves an information model with extended data to provide required model information for each project participant; the function application layer analyzes and applies various shared model information acquired by the information modellayer, and exchanges and shares information obtained by the respective analysis and application, which can dynamically process a large number of information about engineering project design, construction, completion acceptance, operation and maintenance with high quality, ensure efficient information circulation, realize project management informationization and make a best decision for all stagesof a whole life cycle.

This invention relates to a hydropower project used concrete admixture and its applications. The mixture mixed by grinding slag powder and grinding limestone powder, with the ratio of 4:6 to 7:3. Under the project design requirements to adjust the ratio of limestone powder, can gain varying activity of concrete admixture. With 30% to 70% of the amount used, not to increase consumption of concrete and can reduce concrete shrinkage. Iron (Fe-Mn) Slag from steel smelting industrial waste, sources is rich, is conducive to environmental protection; Using this invention, hydropower construction can make full use of the geographical situation to produce admixture, can reduce the long-distance transport of fly ash, economic benefits and reduce the adverse effects of supply and transportation of fly ash.

A design review process management and control mode research method of the invention is implemented through the following steps: (a) submitting a review plan; (b) establishing a declaration directory and performing first review, wherein the economic research institute establishes the declaration directory and ensures the progress of design review work and the quality of review; (c) establishing a review process and implementing dynamic supervision, and establishing a review project library; (d) establishing an evaluation mechanism, wherein the economic research institute combines the existing evaluation indexes and the evaluation indexes put forward by the infrastructure department; (e) comprehensively analyzing and reviewing the plan; and (f) managing the plan scheme data and setting up sharing, wherein plan and review information query and project cost analysis are supported. According to the design review process management and control mode research method of the invention, a power transmission and transformation project design review platform which is in accordance with the requirements of the State Grid Corporation and is economical and practical, fully functional, and safe and reliable is established by closely combining the characteristics and needs of power transmission and transformation project design review and making full use of the existing resources, and therefore, the need of project design review is satisfied.

The invention discloses a design scheme of a self-elevating vessel pile leg, in particular to a design scheme of an ultra-large self-elevating wind turbine installation vessel with multi-type pile legs. The wind turbine installation vessel projects designed and built at the present stage are all provided with single-type pile legs, and the wind turbine installation vessels with the single-type pile legs has various shortcomings that the wind turbine installation vessel with single casing type pile legs is not strong in loading capacity or operating depth, and the wind turbine installation vessel with single truss type pile legs is complex in building process and high in cost. According to the ultra-large self-elevating wind turbine installation vessel with the multi-type pile legs, load distribution of the ultra-large wind turbine installation vessel is optimized, load of the wind turbine installation vessel is reasonably distributed, the design scheme that the multi-type pile legs are adopted for the ultra-large wind turbine installation vessel is provided, and the advantages of the casing type pile legs and the truss type pile legs are sufficiently combined, so that loading capacity and operating depth of the ultra-large wind turbine installation vessel are improved, and simultaneously the ultra-large wind turbine installation vessel is superior in terms of building process and cost.

A forms development platform (10) for developing forms, comprising: an attribute design module (22) to graphically design reusable form attributes (81) from a selection of predetermined fields, the attributes (81) having integrated business logic; a form design module (23) to graphically design reusable forms (84) using the form attributes (81), the forms (84) having integrated business logic; and a project design module (21) to design reusable projects (86) by graphically arranging the forms (84) according to a predetermined process flow; wherein the design modules (21, 22, 23) operate independently from each other such that the design of the attributes (81), forms (84) and projects (86) are separate functions, and designed attributes (81), forms (84) and the projects (86) are stored as separate entities.

The invention discloses a direct frequency output vibratory gyroscope structure, the aim is to design and manufacture a frequency modulation output vibratory gyroscope based on the plane manufacturing technology, so that the output signal anti-interference capability of the vibratory gyroscope is improved. The design of the vibratory gyroscope is characterized in that: (1) by adopting frequency local modulation means, the signal loss is greatly reduced, and the weak Coriolis effect localized frequency modulation is achieved; (2) by adopting a frame mass block supporting structure, the transverse Coriolis acceleration is correspondingly and significantly enlarged, which is effectively imposed on the axial direction of a resonator beam; (3) two resonator beams adopt a differential resonant structure, and a plurality types of the common-mode interferences can be inhibited, such as temperature stress; and (4) the plane project design is easy to adapt to the related technology of wire cutting machining or MEMS, and is easy to be miniaturized.

The invention relates to a construction method with a space gas film as a formwork. A gas film formwork is machined and formed in a factory according to project design, the gas film formwork is transported to a construction site after being machined, before the gas film formwork is fixed and inflated, a hydraulic crane, building materials and building equipment are transported into the gas film formwork and cover correct positions, the gas film formwork is unfolded and fixed to a foundation, the gas film formwork is inflated, and the hydraulic crane, the building materials and the building equipment are located on the floor inside a building of the gas film formwork after the gas film formwork is formed; after the gas film formwork is installed and inflated, air pressure in a bin is kept stable, polyurethane foam is sprayed onto the inner surface of the gas film formwork to form a polyurethane layer, constructional steel bars and wall structure steel bars are bound to the surface of the polyurethane layer, concrete is sprayed layer by layer to form reinforced concrete layers, when the concrete reaches the designed strength, an inflating fan is shut down, holes are formed in walls, and subsequent construction processes are carried out. Compared with a traditional construction method, the construction method with the space gas film as the formwork has the advantages that the construction period is short, labor and material are saved, the energy consumption rate is low, the safety coefficient is high, the external shape is beautiful, and seamless connection of the overall structure can be achieved.

The invention discloses a vehicle man-machine verification platform, which comprises a support skeleton assembly, a hood adjustment assembly, an instrument panel adjustment assembly, a shift adjustment assembly, a central armrest adjustment assembly, a pedal adjustment assembly, a brake adjustment assembly, a seat adjustment assembly, a third-row floor adjustment assembly, a door adjustment assembly, a threshold adjustment assembly and an A-pillar adjustment assembly. The hood adjustment assembly, the instrument panel adjustment assembly, the shift adjustment assembly, the central armrest adjustment assembly, the pedal adjustment assembly, and the brake adjustment assembly are arranged at one side of the Y direction of the support skeleton assembly; the seat adjustment assembly and the third-row floor adjustment assembly are arranged in the middle of the support skeleton assembly; the door adjustment assembly, the threshold adjustment assembly and the A-pillar adjustment assembly are arranged at the X-direction side of the support skeleton assembly; and the door adjustment assembly is arranged above the threshold adjustment assembly. Therefore, all-round manual adjustment is realized; the versatility is high, the project design cost can be lowered; the design quality is improved; and simultaneous use of multiple projects is guaranteed.

The present invention relates to a calculation method for a dynamic reserve scale of a debris flow material source, and specifically to a debris flow material source dynamic reserve calculation method under a rainfall condition. The method comprises the steps of: according to plenty of field investigations and a debris flow material source type, establishing a geological model of material source destruction and conversion; and by using an on-site orthotopic artificial rainfall experiment, disclosing correlations about a conversion from slope destruction of a debris flow source region to a debris flow material source scale under different rainfall conditions, so as to establish a calculation model of a debris flow material source under a rainfall excitation condition. According to the method, proposed is the calculation method of carrying out calculation to determine a total dynamic reserve of the debris flow material source and, on this basis, calculating the dynamic reserve of the debris flow material source under the different rainfall excitation conditions, so as to provide solutions to key technical problems on geological exploration and project design such as a debris flow channel dam capacity and an exhaust conduit section.

The invention relates to an auxiliary intelligent reviewing system for power transmission and transformation project design. The auxiliary intelligent reviewing system comprises the following realization steps of: project key feature index system library building; design information collection and checking; key feature index intelligent comparison and evaluation; and statistical analysis. The auxiliary intelligent reviewing system has the advantages that the centralized management on the design reviewing of projects at 110kV or below 110kV, and the reviewing efficiency is improved; a complete data management platform can be built for filing and reviewing service information and data in a unified way; the project design quality informatization evaluation can be performed, and a design credit performance tracking system can be completed; and a project techno-economic indicator system can be built, unified reviewing measurement standards can be provided, and the intelligent reviewing of the project design can be assisted.

A system and method of engineering project design using a real-time interface with a global computer network comprises a database for approved engineering specific Universal Record Locator (URL) links which is indexed according to predetermined engineering search queries. The URL database is in communication with an Internet server and is accessed by a user via a Web browser. A graphical user interface (GUI) is provided which allows a user to perform a categorized database inquiry for an engineering project for using a cascading drop-down menu process for a selected engineering project. A design process template is provided for a specific engineering project which includes formulas and a menu for the project. The user inputs critical parameters regarding the specification and requirements for the engineering project, and iterative calculations are performed to arrive at an acceptable final design using material and component data retrieved from Web pages. Permit and regulatory information based on the geographic location of the project is also obtained from Web pages. A Job Folder Checklist is provided to receive and document all relevant information for the engineering project.

The invention discloses a building design method based on machine learning and a BIM technology. The building design method comprises the following steps that 1, design parameters are selected; 2, establishing an intelligent design model; 3, training an intelligent design model sample; 4, quantifying building functions; 5, an intelligent design model design stage; 6, generating a BIM model; 7, scheme selection; 8, scheme evaluation and optimization; 9, generating a construction drawing; According to the method, the limitation of a traditional building design method is broken through, the optimization and high efficiency of machine learning and the informatization and visualization characteristics of the BIM technology are combined, the problem of unreasonable design of the traditional design method is reduced, and the building design efficiency and product quality are improved; Meanwhile, the building users can express the design requirements of the building users more directly, the participation degree of the building users in the building design stage is increased, and a design team and the building users are better helped to cooperate to complete project design.

The invention discloses an informatization modeling method for an earth-rockfill dam based on VB and CATIA. Secondary development is carried out on the basis of the VB language and the CATIA, the VB calls the CATIA, and modeling is carried out. The modeling method comprises the following steps of establishing a three-dimensional terrain model on the basis of existing topographic and geological data; linking the VB with the CATIA; designing a VB interface comprising location control parameters and shape control parameters in the VB; writing codes in the VB and creating a dam axis according to endpoint coordinates of the ends of the dam axis; writing codes in the VB and completing design of a dam body; running a program, inputting the parameters, and generating a model. A traditional design mode is abstract in expression and poor in error-correcting capability, and greatly limits improvement of design efficiency. According to the informatization modeling method based on the VB and the CATIA, the characteristics of secondary development, parameterization and three-dimensional visualization of software are utilized, the disadvantage of the traditional water conservancy project design mode can be avoided, and the efficiency is improved.

The invention relates to a power distribution project intelligent design integrated service system and a using method. The system comprises a client, a platform service unit, a database unit, and a user unit. The client is connected with the platform service unit through a network. The database unit and the platform service unit are located at a cloud server side. By accurately calling various typical design modules on the cloud server, a design drawing is generated intelligently, and a material information table is output at the same time. By using the power distribution project intelligent design integrated service system of the structure and the using method, the work efficiency of electric power project design is improved, error on the design drawing is reduced, designers can perform design collaboratively, the work efficiency of designers is improved, timely and accurate information communication between users (including the design side and the construction side) and project-related parties is increased, the speed and efficiency of problem solving in all links of a project are improved, the time cost is saved, and the project quality and progress and high level of management are ensured.

The invention discloses an urban gas pipe network automatic optimizing method based on a physarum polycephalum bionic algorithm. Foraging behavior inspiration of physarum polycephalum is used for optimizing design of an urban gas pipe network system, a multi-target combination optimization problem of a gas pipe network is solved, and a gas pipe network solution best integrating robustness, transmission capacity and transmission efficiency is obtained. A positive feedback characteristic of a physarum polycephalum network and flow is used for overall optimization of the urban gas pipe network. Users are taken as pipe network node objects, and all the nodes and pipe sections are traveled through by means of the physarum polycephalum bionic algorithm. When flow congestion of a certain pipe section of the urban gas pipe network occurs, an optimal path can be found again by means of self-adaptation performance of the physarum polycephalum bionic algorithm to replace a congested path. By means of heuristic calculation with less time complexity, the optimization design problem of the whole pipe network system can be solved, project investment can be optimized and reduced to the maximum degree, and efficiency and reliability of project design are improved.

The invention relates to a design system and method for thermal power generation projects. The layers of the system include, from bottom to top, a data object layer, a computing and processing layer, a document flow management layer, a conversion output layer and a physical layer. The data object layer includes KKS codes, static attributes, correlation relationships and document structures. The computing and processing layer is used for the computing and finished drawing generation of each subject in project design. The document flow management layer sets corresponding operating permissions according to the roles of users in different projects and different flows. The conversion output layer converts required documents and data into a data format that can be analyzed by software in project design. The physical layer comprises a server cluster and clients. The system can design drawings and inventories without manual intervention. The system can automatically complete computing and computing sheet output, realize real-time interaction and concurrent collaboration work of data of different subjects, and generally increase the electronic control process design efficiency by more than 50%.

The invention provides a high-speed link signal integrity fast evaluation method and system. The method comprises the following steps: S1, selecting a test-corrected similar type topology as a reference topology; S2, performing modeling and simulation respectively based on the current topology and the reference topology; S3, and analyzing and comparing the simulation results of the current topology and the reference topology. The invention solves the problem of poor timeliness for high-speed link signal integrity simulation evaluation in the prior art, realizes the simulation evaluation of thehigh-speed link in a relatively short time, maximizes the time for link design and optimization, and improves timeliness. The method makes full use of the accumulated data, can quickly evaluate the risk of similar link design, improves the efficiency of high-speed link evaluation, and buys more time for project design optimization.

The invention discloses a big-data-based distributed power distribution network planning method. The method comprises: historical data are collected and arrangement to form a large database for convenient storage and searching; and a power distribution network is planned, data in the large database are invoked in real time, and then the power distribution network is planned and set reasonably. According to the invention, at a load analysis stage, an electricity consumption tendency of a user is dug, an electricity demand prediction model of the user is perfected, dynamic market information is obtained actively, and thus a foundation is laid for project design planning. At a project planning design stage, making of decisions of distributed power supply site selection and project scale construction in the distribution network is helped and the power generation efficiency is improved. At an equipment operation stage, an operation and maintenance way is effective changed to realize intelligent operation and maintenance. And at a data integration stage, data sharing at all links in the distribution network is realized, a scheduling and management department is assisted in making decisions, energy losses are reduced, and the working efficiency and the energy utilization rate are improved.