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2134 results about "Process design" patented technology

In chemical engineering, process design is the choice and sequencing of units for desired physical and/or chemical transformation of materials. Process design is central to chemical engineering, and it can be considered to be the summit of that field, bringing together all of the field's components.

System, multi-tier interface and methods for management of operational structured data

The invention provides a computer implemented, methods, systems, software program devices, and a Multi-Tier Graphical Interface level General User Interface (GUI) screen designed to support data integration processes for IT and Subject Matter Experts User access and use of structured data sources. The software enables create, extract, transform, programs, processes, and load data integration application Data Integration Application (Composite Object)s through an object based software design enabling efficient and rapid retrieval, processing, and positioning of structured data directly from one or multiple data sources to the required formats, processes, and application support at the skills set levels of the user. The software is a command and processes design for Data Integration Application (Composite Object) that can be transaction oriented, recurring process, as well as periodic The software is an open, data oriented system design for rapid generation and support of Data Integration Application (Composite Object)s using a Multi-Tier three dimensional graphical interface design for cell based data applications. The Data Integration Application (Composite Object) are compiled, independent object applications residing in an object library designated by the user/user IT organization. The compiled data application object are run on the organization's existing computing systems under standard compute processing procedures as either independent applications or in support of the organizations ongoing business/operational requirements for data use requirements.
Owner:AVRO COMPUTING

Spacecraft assembly simulation technique-based virtual assembly system and virtual assembly method

InactiveCN101739478ASpecial data processing applicationsProcess designAssembly planning
The invention relates to a spacecraft assembly simulation technique-based virtual assembly system. The virtual assembly system comprises a CAD modeling module, a virtual assembly planning module and an assembly process design module, wherein the CAD modeling module is used for designing components and tooling tools, and assembling the components together by defining a series of matching constraint relations so as to obtain an assembling model of products; the virtual assembly planning module is used for establishing a geometrical constraint-based virtual environment, planning an optimized assembly sequence according to disassembly directions, disassembly tools and precedence constraint information recorded in the virtual environment for execution, verifying the optimized assembly sequence, and performing simulation evaluation in the virtual environment; and the assembly process design module is used for designing a product structure tree and a process step catalog, editing process steps and assembling a technological process. The CAD modeling module is connected with the virtual assembly planning module through a CAD modeling interface so that models generated in the CAD modeling module are guided into the virtual assembly planning module; and the process planning result in the virtual assembly planning module is guided into the assembly process design module through a Mockup interface.
Owner:BEIJING INST OF SPACECRAFT ENVIRONMENT ENG

Magnetorheological-material-based 3D (Three-Dimensional) printing type rapid prototyping device and method

The invention relates to a magnetorheological-material-based 3D (Three-Dimensional) printing type rapid prototyping method and device. According to the principle of magnetorheological effect, a magnetorheological material is used as a 3D printing raw material; and a 3D solid model is constructed by spraying the magnetorheological material on a workbench with a magnetic field, rapidly solidifying and prototyping the sprayed magnetorheological material, and then depositing the treated material layer by layer. A computer is provided with three control circuits; one circuit is used for controlling the flow of a driving pump, namely the flow at a spray head; another circuit is used for controlling the 3D motion of the spray head through a servo mechanism; and the rest circuit is used for controlling colour mixing and allocating of a colourized ink box. The magnetorheological material is solidified and prototyped by utilizing the magnetic field generated by an electromagnet. According to the magnetorheological effect of the magnetorheological material, a temperature control module in the traditional melting, spraying and rapid prototyping type 3D printing method is replaced by the magnetic field; in addition, the device disclosed by the invention is also different from a high-pressure electric field required by an electrorheological fluid effect, has the advantages of being simple in structure, low in energy consumption and cost, capable of realizing the microminiaturization and the like, and can be applicable to the fields of process design, art and entertainment, prosthesis model and the like.
Owner:CHONGQING INST OF GREEN & INTELLIGENT TECH CHINESE ACADEMY OF SCI

Digital twinning-based assembly precision simulation analysis method and system

InactiveCN109445305ARealize scientific assemblyQuality improvementSimulator controlInformation spacePhysical space
The invention discloses a digital twinning-based assembly precision simulation analysis method and system. According to the digital twinning-based assembly precision simulation analysis method and system, as for key processes in complex product assembly, the twin data of a physical assembly site are collected and processed, and twin data information is expressed and stored; an assembly process model is obtained in a 3D assembly process design system, and the assembly process model is reconstructed based on the twin data, so that an assembly process twin model is generated; the assembly processtwin model is introduced into commercial assembly tolerance analysis software, so that assembly precision simulation and sensitivity calculation can be performed; and the online compensation and precise control of the assembly process are performed according to assembly process precision simulation analysis results. With the digital twinning-based assembly precision simulation analysis method andsystem of the invention adopted, the deep fusion of the physical space and information space of the assembly site can be realized. The method and system are of great significance for realizing the intelligent closed-loop control of a complex product assembly process and improving assembly quality and efficiency.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 38 RES INST

Horizontally-structured CAD/CAM modeling for virtual concurrent product and process design

Disclosed herein is a method of horizontally structured CAD / CAM modeling and manufacturing for concurrent product and process design, comprising: selecting a blank for machining into an actual part establishing a coordinate system; and creating a master product and process concurrent model comprising: a virtual blank corresponding to the blank; a manufacturing feature; virtual machining of the manufacturing feature into the virtual blank; where the manufacturing feature exhibits an associative relationship with the coordinate system. The method also includes generating a product drawing of the actual part; and generating machining instructions to create the actual part by machining the manufacturing feature into the blank. Also disclosed herein is a horizontally structured CAD / CAM model for concurrent product and manufacturing processes comprising: a blank for machining into an actual part; a coordinate system; and a master product and process concurrent model comprising: a virtual blank corresponding to the blank; a manufacturing feature; the manufacturing feature virtual machined into the virtual blank; and the manufacturing feature exhibiting an associative relationship with the coordinate system. Further disclosed is a storage medium encoded with a machine-readable computer program code for horizontally structured CAD / CAM modeling. The storage medium including instructions for causing a computer to implement the method of horizontally structured CAD / CAM modeling and manufacturing for concurrent product and process design. Additionally disclosed is a computer data signal for horizontally structured CAD / CAM modeling. The computer data signal comprising code configured to cause a processor to implement a method of horizontally structured CAD / CAM modeling and manufacturing for concurrent product and process design.
Owner:STEERING SOLUTIONS IP HLDG +1

Three-dimensional assembly process generation method and system for aerospace product

InactiveCN103413004AAddressing the information gapAccurate visualizationAnimationSpecial data processing applicationsAnimationInformation gap
The invention provides a three-dimensional assembly process generation method and system for an aerospace product. The system comprises a three-dimensional manufacturing resource library building module, a three-dimensional assembly process design module, a three-dimensional assembly process simulation module and a three-dimensional assembly process release module, the three-dimensional manufacturing resource library building module is used for building a three-dimensional manufacturing resource library containing product, fixture, tool and auxiliary material information, the three-dimensional assembly process design module is used for decomposing process tasks and planning a process according to the built three-dimensional manufacturing resource library to form a process structure tree, the three-dimensional assembly process simulation module is used for building a virtual assembly environment and simulating and analyzing the assembly process according to a three-dimensional model, the assembly process and the process structure tree to form a three-dimensional assembly animation meeting actual assembly requirements, and the three-dimensional assembly process release module is used for integrating process design information and simulation information, forming a three-dimensional assembly process file and releasing the three-dimensional assembly process file to an assembly site. Accurate and visual three-dimensional visual means are provided for aerospace product assembly, so that the problem of information gaps among three-dimensional product design, three-dimensional process design and three-dimensional assembly site implementation in the prior art can be solved.
Owner:SHANGHAI JIAO TONG UNIV

Preparation method of beef chili paste

The invention belongs to the food field, which discloses a preparation method of beef chili paste. The method comprises the following steps: weighing the following ingredients according to certain proportion: beef, red chillies, groundnut kernels, white sesame seed, broad bean paste, scallion, ginger, garlic, groundnut oil, sesame oil, salt, monosodium glutamate, white granulated sugar, liquor and spice; dicing the beef, and adding appropriate spice into the beef and uniformly stirring the mixture after water is separated by frying; chipping and then mixing the red chillies, the ginger, the scallion and the garlic, and then frying the mixture till water is separated; deep-frying the groundnut kernels; frying the broad bean paste water is separated; mixing the fried diced beef, the red chillies, the ginger, the scallion, the garlic, the groundnut kernels and the broad bean paste, and then adding the white sesame seed, the salt, the monosodium glutamate, the white granulated sugar, the liquor and the balance spice, and stirring the mixture uniformly while frying; mixing and boiling the balance groundnut oil and the sesame oil, and soaking the materials which are fried and stirred uniformly after being cooled. The preparation method has the advantages that the method is convenient and simple, the process design is reasonable, and the prepared beef chili paste is characterized in that the paste is spicy and hot, fresh and fragrant, spicy but not dry, fresh but not greasy, the taste quality is lasting, and the people are not tired of always eating the beef chili paste.
Owner:辛保山

Method for producing propylene oxide

The invention discloses a chemical production method, in particular a novel green production process for propylene oxide. In the method, the process design is carried out by using bipolar membrane, electrodialysis, antiosmosis, air flotation, heat exchange, oxidation, and other technology. In the production process, sodium hydroxide replaces the conventional calcium hydroxide and generates sodium chloride through reaction; the sodium chloride generates hydrochloric acid and sodium hydroxide by the bipolar membrane technology; and the hydrochloric acid is recovered, and the sodium hydroxide and water can be recycled. Therefore, no new sodium hydroxide is needed and no wastewater is discharged in the production of the propylene oxide. The sodium hydroxide is added at the preliminary stage of the production of the propylene oxide, and the input amount of the sodium hydroxide is controlled between 5 and 15 percent. The novel green production process for the propylene oxide has the advantages that: the recycling of the water, sodium chloride and sodium hydroxide is realized, the effects of zero discharge and input reduction of production materials are substantially achieved, and finally better social and economic benefits are achieved. The novel green production process for the propylene oxide can be widely applied to the chlorohydrin production in China.
Owner:HANGZHOU WATER TREATMENT TECH DEV CENT

Method and system for realizing BPEL sub-process multiplexing based on template in service-oriented environment

InactiveCN101777004AReduce the work of secondary developmentIncrease flexibilityProgram controlMemory systemsService compositionMultiplexing
The invention discloses a method and a system for realizing BPEL sub-process multiplexing based on a template in a service-oriented environment. The method comprises the following steps of: performing model definition on the template to store related information which is needed when a BPEL sub-process is extracted for multiplexing; resolving an existing BPEL file and a related WSDL file, establishing a BPEL model and a WSDL model, extracting the needed BPEL sub-process from the existing BPEL file according to the established models, and encapsulating the extracted sub-process into the template and storing the template into a template base; and reading template information from the template base during development and calling the template to a BPEL process visualized development window to ensure that a user also can call the template to assist process design and development when developing the BPEL process, and the unification of a template mechanism and the BPEL process development can be realized. The method can realize the BPEL sub-process multiplexing, can greatly reduce work load of developers, improves the development efficiency of service combination, and shortens the development cycle by a pre-designed intra-industry common process template or a user-defined multiplexing template.
Owner:BEIJING UNIV OF POSTS & TELECOMM
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