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846 results about "Modeling software" patented technology

Following is a list of notable 3D modeling software, computer programs used for developing a mathematical representation of any three-dimensional surface of objects, also called 3D modeling.

Facilitating oilfield development with downhole fluid analysis

Formation fluid data based on measurements taken downhole under natural conditions is utilized to help identify reservoir compartments. A geological model of the reservoir including expected pressure and temperature conditions is integrated with a predicted fluid model fitted to measured composition and PVT data on reservoir fluid samples or representative analog. Synthetic downhole fluid analysis (DFA) logs created from the predictive fluid model can be displayed along the proposed borehole trajectory by geological modeling software prior to data acquisition. During a downhole fluid sampling operation, actual measurements can be displayed next to the predicted logs. If agreement exists between the predicted and measured fluid samples, the geologic and fluid models are validated. However, if there is a discrepancy between the predicted and measured fluid samples, the geological model and the fluid model need to be re-analyzed, e.g., to identify reservoir fluid compartments. A quantitative comparative analysis of the sampled fluids can be performed against other samples in the same borehole or in different boreholes in the field or region to calculate the statistical similarity of the fluids, and thus the possible connectivity between two or more reservoir regions.
Owner:SCHLUMBERGER TECH CORP

Manufacturing method for jaw defect individual restoration

The invention relates to the fields of computer-aided technology and maxillofacial plastic medical apparatus and instruments, in particular to an optimal design and manufacturing method for a jaw defect individual restoration. The optimal design and manufacturing method is characterized by comprising the following steps: conducting CBCT scanning on the maxillofacial part of a patient, obtaining DICOM data, guiding the data into three-dimensional modeling software-MIMICS (Materialise, Belgium) to reconstruct a jaw three-dimensional model, designing the individual restoration, designing models of a plurality of virtual screw according to the size of retention screws supposed to be adopted, then moving the models to the appropriate positions of the jaw to simulate the situation to the screw retention restoration, obtaining Von Mises stress and a strain nephogram, and manufacturing entities of various materials through the fast forming technology. The jaw defect individual restoration made through the manufacturing method for the jaw defect individual restoration has good performance in biomechanical properties including breaking strength, stress-strain distribution, the service life and the like. So far, a patient with upper and lower jaw defects accepting an implanting operation is observed for two years, and no bad complications of fracture, exposure and the like happen.
Owner:SICHUAN UNIV

BIM-based holographic imaging full-decoration simulation display method and display system

The invention relates to the technical field of architectural design and construction, in particular to a BIM-based holographic imaging full-decoration simulation display method and display system. A three-dimensional information model of a building and an internal partition wall parameter family are built by BIM modeling software; interior structures are designed by adjusting partition wall family parameters and the partition wall position; and the diversity of the interior structures and individualized design of decorating schemes are achieved. The effect of selection and modification by residents can be displayed by a three-dimensional real image projected through a holographic imaging technology; a user can intuitively experience the difference of the decorating schemes; and through rendering animation, the user can carry out live-action experience on each detail of the decorating scheme in the projected three-dimensional animation scene, and can intuitively determine the decorating schemes without visiting model houses. Auxiliary acceptance is carried out through a three-dimensional scheme map and an animated image; and the display method and the display system help the user who does not know the decoration carry out comparison acceptance and ensure that the decoration reaches design requirements of the user.
Owner:深圳市行天下建设工程有限公司

Gradient laminated porous scaffold based on microsphere selective laser sintering and preparation method thereof

The invention relates to a gradient laminated porous scaffold based on microsphere selective laser sintering and a preparation method thereof. The scaffold is prepared by taking polymer microspheres and compound microspheres of high polymers and calcium-phosphate materials as sintering raw materials and carrying out selective laser sintering on the sintering raw materials, the contents of the calcium-phosphate materials in the scaffold are ascended in a layer by layer manner from the surface layer to the bottom layer of the scaffold, and bore diameters and porosities of the scaffold are gradually ascended. The preparation method comprises the following steps of: preparing calcium-phosphate materials/high polymer composite microspheres by a solvent evaporation method; designing a three-dimensional model of the gradient-laminated porous scaffold by computer modeling software; and realizing precise manufacturing of the gradient laminated porous scaffold by virtue of a selective laser sintering device through feeding controlling and single-layer manufacturing. The mutual communication and the gradient distribution of the scaffold are beneficial for nutrient transport and tissue penetration; and the contents of calcium-phosphate materials are in continuous gradient distribution in space, the disadvantage of interface bonding strength is effectively solved, and the biological functions of the scaffold in comprehensive defect repairing of cartilages and subchondral bones are beneficially exerted.
Owner:ASIA BIOMATERIALS WUHAN CO LTD

Autoclaved sand aerated concrete block wall construction method based on BIM technique

The invention relates to an autoclaved sand aerated concrete block wall construction method based on the BIM technique. The method comprises the steps of acquiring data information required by wall construction according to a two-dimensional wall CAD building structural working drawing; conducting three-dimensional modeling on a wall by means of BIM molding software, inputting the data information into the three-dimensional model of the wall, and making autoclaved sand aerated concrete blocks serve as building blocks in the three-dimensional model of the wall; arranging the building blocks in the three-dimensional model of the wall, and conducting coding on the building blocks in different specifications; acquiring data information including the specifications and number of the building blocks, mortar joint thickness and door and window openings required by wall construction from the three-dimensional model of the wall; extracting and making a plan for various materials and a machining material list; purchasing the building blocks and having the building blocks in place; conducting building block processing; conducting wall construction. According to the method, wall building block arrangement is conducted by means of the BIM technique, building block arrangement precision and speed are high, building block consumption is reduced, and wall construction efficiency is improved.
Owner:崔新明

Three-dimensional visualization engine and WEB application calling method based on BIM model

ActiveCN107193911AReduce rendering loadGeometric CADWebsite content managementTerrainSimulation
The present invention discloses a three-dimensional visualization engine and a WEB application calling method based on the BIM model. The method comprises: carrying out geomorphic modeling according to the digital elevation model and the terrain topography; according to the different modeling software, carrying out model uploading and registration based on the plug-in; optimizing the model resource according to the algorithm, calculating the multi-level LOD in real time, and storing the model resource; carrying out online transmission and offline download on three-dimensional scene data from a server to a client in a cloud+end mode; and supporting the model interaction on the client, and ensuring the scene to be smoothly displayed through scene optimization. According to the technical scheme of the present invention, a smooth three-dimensional visualization real-time rendering engine can be provided for the model with increasing volume at present, contradiction between the model volume and the client computing performance can be solved, and the technical scheme has significant value, and economic and social benefits to realize building information visualization and information collaborative sharing in the whole life cycle and to realize model efficiency maximization.
Owner:北京比目鱼信息科技有限责任公司

Rapidly progressive three-dimensional geologic modeling method

The invention discloses a rapidly progressive three-dimensional geologic modeling method based on drill holes. The method comprises the following steps: generating a two-dimensional exploration cross-section drill hole arrangement diagram according to one-dimensional drill hole data, and directly performing multidirectional cross-section stratum line connecting and cooperative processing, and is characterized by comprising the following detailed steps: according to the actual position, spreading the cross sections of the drill holes in the multiple directions in a three-dimensional space, using an interpolation algorithm to perform cross section interpolation on the stratum lines with the same attribute, generating a three-dimensional stratum surface, and at last using a top-bottom tessellation algorithm to construct the whole three-dimensional geologic body model. According to the rapidly progressive three-dimensional geologic modeling method disclosed by the invention, the stratum lines and the plane position are more accurate by stratum line connection and cooperative processing, and coordinate correction in the three-dimensional space; the speed and the efficiency for the three-dimensional geologic modeling can be obviously improved by utilizing the interpolation algorithm to generate the stratum surface; according to the model modeled by the method, the more the drill holes and the exploration line data are, the finer the division of the stratum is, and the higher the fineness of the established three-dimensional geologic model is; the method can be popularized and applied to multiple professional three-dimensional geologic modeling software.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN) +1

Typical path planning method for 3D (three-dimensional) printing of continuous fiber reinforced composites

The invention discloses a typical path planning method for 3D (three-dimensional) printing of continuous fiber reinforced composites and belongs to the field of rapid prototyping of the composites. Inthe method, a three-dimensional model is built by using CAD (computer aided design) modeling software according to actual size requirements of forming components and is subjected to slice stratification by the aid of the three-dimensional software to acquire profile and slice information; the degree of path bending is judged and corresponding path planning mechanisms are started, and with the help of the jump point processing mechanism, jump points can be accurately located and the action of the jump points is completed; fiber interlayer conversion without breakpoint is realized by using an interlayer path planning mechanism, and high quality and high efficiency three-dimensional printing new path of the continuous fiber reinforced composites is realized. In the method, the printing pathwith the least breakpoints is planned out, and mechanical property of the continuous fiber reinforced composites is guaranteed; forming defects in the bending of continuous fiber are effectively reduced, binding force of the continuous fiber in the bending is improved, and integral performance of the forming components is improved.
Owner:DALIAN UNIV OF TECH

Three-dimensional process model evolution generation method applied to digitalized process design

The invention discloses a three-dimensional process model evolution generation method applied to digitalized process design, which belongs to the field of digitalized manufacture. The method includes the following steps: building a manufacture characteristic type information base, obtaining product manufacture characteristic information by measuring and analyzing a product real object, conducting digitalized process design according to the product manufacture characteristic information, storing process decision results, constructing a three-dimensional process model generation rule base, determining a reversing generation flow of a three-dimensional process model from the product to a blank to finish evolution change of the three-dimensional process model. The method achieves automatic generation of the three-dimensional process model based on integration of process information and process engineering, is capable of improving the process model generation process and the efficiency, adopts a geometrical operation method without historical modeling in the generation process of the three-dimensional process model, supports various modeling software and improves geometrical calculation efficiency when the process model is generated.
Owner:BEIHANG UNIV
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