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50results about How to "Reduce time investment" patented technology

Simulation test method, device, electronic equipment and storage medium

The embodiment of the invention relates to the field of model simulation, and discloses a simulation test method, a device, electronic equipment and a storage medium. The method comprises the steps of importing a basic model of a to-be-simulated project in modeling software through a simulation engine; obtaining parameter information of the to-be-simulated project from the parameter file of the to-be-simulated project, wherein the parameter information comprises model parameters and simulation parameters; generating a dynamic simulation model of the to-be-simulated project according to the model parameters and the basic model; performing dynamic simulation on the dynamic simulation model according to the simulation parameters; exporting results of a simulation. In the embodiment of the invention, the basic model is imported through the simulation engine, so that the time for manually searching the basic model in the system folder is reduced; the parameter information is stored in the form of the parameter file and is directly read in the process of generating the dynamic simulation model, and parameters do not need to be input manually step by step, so that the parameter configuration process in the dynamic simulation process is optimized, the time and manpower investment in the simulation test process is reduced, and the user experience is improved.
Owner:SHANGHAI KELIANG INFORMATION ENG

HDPE (high-density polyethylene) winding and reinforcing structural wall B-type pipe molding machine capable of demolding automatically

The invention discloses an HDPE (high-density polyethylene) winding and reinforcing structural wall B-type pipe molding machine capable of demolding automatically. The HDPE winding and reinforcing structural wall B-type pipe molding machine capable of demolding automatically comprises a main shaft, wherein the main shaft is horizontally connected with a base by a shaft sleeve; one end of the main shaft is connected with a main shaft drive motor in a drive mode; a multi-shaft gearbox, a mold angle guide disc and a tail disc are sequentially connected from the connection part of the main shaft and the shaft sleeve to the other end of the main shaft coaxially; the main shaft is also fixedly connected with an angle driving device; the mold angle guide disc and the angle driving device are connected in a drive mode; the HDPE winding and reinforcing structural wall B-type pipe molding machine also comprises a plurality of autorotation mold shafts connected to the rear disc; the other ends of the autorotation mold shaft are connected to a drive shaft of the multi-shaft gearbox; an included angle of 5-30 degrees is formed between the autorotation mold shafts and the main shaft. The HDPE winding and reinforcing structural wall B-type pipe molding machine provided by the invention can demold automatically, omits the device, manpower and time input of a demolding technology, and reduces the product manufacturing cost effectively.
Owner:王永忠

Method for purifying long chain dicarboxylic acid in fermentation broth

The invention discloses a method for purifying long chain dicarboxylic acid in fermentation broth. The method comprises the following steps: (I) adding inorganic salts and an alkali solution into fermentation broth, and stirring to dissolve the inorganic salts, wherein under the synergistic effect of alkali and salts, the cell wall of bacteria are dissolved, broken, and demulsified; (II) allowing the system to stand still to carry out layering, removing solid impurities such as bacterium dregs, and recovering alkane; (III) adding a proper amount of polyglycol into the fermentation broth, and dissolving the polymer to prepare a dual water phase system; (IV) subjecting the obtained dual water phase system to a super gravity treatment, wherein after the super gravity treatment, the upper phase and the lower phase are rapidly separated, proteins and pigments are dissolved in the upper phase, and the product (dicarboxylate salts) is dissolved in the lower phase; and (V) acidifying the lower phase obtained in the step (IV) to precipitate dicarboxylic acid crystals, and performing cooling, filtering, water washing, and drying to obtain a refined dicarboxylic acid product. A dual water phase extraction technology and a super gravity technology are combined to refine long chain dicarboxylic acid, the technical flow is shortened, the investment of equipment, time, and energy is saved, and the refined product has the advantages of high purity and low content of total nitrogen.
Owner:CHINA PETROLEUM & CHEM CORP +1

Virtual thickness-based counterattack runner global characteristic numerical calculation method and system

The invention discloses a virtual thickness-based counterattack runner global characteristic numerical calculation method and system. The method comprises the following steps of inputting the data; carrying out coordinate transformation; constructing a water passing section forming line; calculating the axial surface speed; calculating an axial surface streamline; constructing the flow surfaces S1and S2; constructing and segmenting a spatial relative streamline; calculating a spatial relative water flow angle; calculating the axial surface speed of each point on the spatial relative streamline; trial-calculating a thickening coefficient; calculating a virtual thickness blade displacement coefficient; carrying out euler energy numerical solution; carrying out efficiency numerical solution;verifying a CFD numerical simulation result; judging the precision; performing thickening coefficient interpolation; inputting the calculation result into an Excel table to be displayed and stored; and ending the calculation. The system is used for realizing the corresponding functions. According to the numerical calculation method and the corresponding system, the simplification and the high efficiency of the calculation process are improved, by adopting a modular design thought, all the sub-modules can operate independently and are closely connected with one another, and the calculation process is clear. The method and the system are suitable for the impact type impeller rotating machine working in the uncompressed fluid, have the wide application objects and relate to the field of numerous industries.
Owner:HOHAI UNIV

Automatic white balance adjustment equipment and method for wireless communication of liquid crystal display

The invention relates to automatic white balance adjustment equipment and method for wireless communication of a liquid crystal display. The equipment comprises an industrial control computer, a color analyzer, a wireless communication control card, a wireless signal generator, a collector plate and a transport line body, wherein the industrial control computer is connected with the color analyzer and the wireless communication control card respectively, a signal communication hole of the wireless communication control card faces the transport line body, the wireless signal generator is arranged on the collector plate and connected with a display to be adjusted on the collector plate, a signal communication hole of the wireless signal generator is outward attached to the side of the collector plate, and the control end of the transport line body is connected with the wireless communication control card; and when the transport line body transports the collector plate to a debugging station, the signal communication hole of the wireless signal generator is opposite to the signal communication hole of the wireless communication control card, so that the wireless signal generator is wirelessly connected with the wireless communication control card. Compared with the prior art, the equipment and the method have the advantages of reducing the operation, improving the efficiency, improving the quality and the like.
Owner:L&T DISPLAY TECH FUJIAN

Numerical calculation method and system for global characteristics of counterattack runner based on virtual thickness

The invention discloses a numerical calculation method and system for global characteristics of counter-attack runners based on virtual thickness. The steps include: data input; coordinate transformation; construction of the cross-section forming line; axial-surface velocity calculation; axial-surface streamline calculation; S1 and S2 flow surface construction; spatial relative streamline construction and division; Calculation of axial surface velocity at each point on the streamline; Trial calculation of thickening coefficient; Calculation of virtual thickness blade displacement coefficient; Numerical solution of Euler energy; Numerical solution of efficiency; Verification of CFD numerical simulation results; Judgment accuracy; Interpolation of thickening coefficient; Input to Excel table for display and storage; calculation complete. The system is used to realize corresponding functions. The numerical calculation method and the corresponding system improve the simplification and efficiency of the calculation process; adopt the modular design idea, each sub-module can operate independently and be closely connected with each other, and the calculation process is clear; it is suitable for working in non-compressed fluids The counterattack impeller rotating machinery has a wide range of application objects and involves many industries.
Owner:HOHAI UNIV

Purification method for long-chain dicarboxylic acid

The invention discloses a purification method for long-chain dicarboxylic acid. The purification method includes the steps: I, heating and inactivating a terminated fermentation liquid; II, removing bacterial residues and other solid impurities, and recycling alkanes; III, adding an appropriate amount of polyethylene glycol and glucan to the fermentation liquid, and making the substances dissolved in the fermentation liquid, to prepare an aqueous two-phase system; IV, carrying out hypergravity treatment of the aqueous two-phase system, allowing an upper phase and a lower phase of the mixed system after the hypergravity treatment to be rapidly separated, dissolving proteins and other impurities in the upper phase, and dissolving the product dicarboxylic acid salt in the lower phase; and V, taking the lower phase in the step IV, acidifying to make dicarboxylic acid crystallized and precipitated, cooling, filtering and drying to obtain a refined dicarboxylic acid product. The method adopts the aqueous two-phase extraction and hypergravity to be combined for treating and refining dicarboxylic acid, shortens the technological process, saves the investment of equipment, time and energy consumption and the like, also can obtain the refined product with high purity and low total nitrogen content, and is more suitable for industrialized production.
Owner:CHINA PETROLEUM & CHEM CORP +1

Method and system for automatically detecting correctness of system permission page in assembled product

The invention provides a method for automatically detecting correctness of a system permission page in an assembled product. The method comprises the following steps: S1, preparing a component permission declaration specification, namely submitting a component declaration and a business component declaration by a component according to a factory specification; meanwhile, in the app construction process, outputting various process files; S2, listing permission groups of all mobile phone system permissions needing to be acquired in the product, forming a sensitive permission list needing to be displayed by an APP, verifying whether the sensitive permissions of a system permission page are consistent with the actual permissions of the application or not, if yes, passing the verification, returning construction succes, outputting the APP, and entering a subsequent product test release link; if the verification result is inconsistent, returning construction failure, and outputting permission difference data; S3, through the difference data and various process files in the construction process, positioning an abnormally introduced component and outputting the abnormally introduced component to a construction log. Thus, the test efficiency is improved, and the version round trips are reduced.
Owner:FUJIAN TIANQUAN EDUCATION TECH LTD

A petrol drill for glacier drilling

The invention relates to a gasoline drill for glacier drilling. The gasoline drill for glacier drilling is characterized in that a gasoline engine is connected with a variable speed gear, an annular handle is connected with a connecting board, the gasoline engine is fixedly connected with the variable speed gear through the connecting board, a variable speed controller is arranged on the annular handle and connected with the variable speed gear, a gasoline tank is located at the lower portion of the gasoline engine and is connected with the gasoline engine, the gasoline engine is provided with a cord switch, one end of a drill rod penetrates through the connecting board, a pin is plugged into a pin hole in the connection position of the drill rod and the variable speed gear for fastening at the joining position of the drill rod and the variable speed gear, the other end of the drill rod passes through a drill rod bayonet hole, a pin is plugged for fixing when a pin hole in the position, connected with a drill bit, of the drill rod and a pin hole in the position, connected with the drill rod, of the drill bit coincide, and a biconical blade is welded to the embedment port of the drill bit. The gasoline drill for glacier drilling is light and convenient to assemble and disassemble, gasoline serves as a power source of the drill, energy reduction of drills at the cold highland area is avoided, manpower and material resources are saved, and the gasoline drill for glacier drilling is suitable for ice and snow drilling of high cold and high altitude areas.
Owner:NORTHWEST INST OF ECO ENVIRONMENT & RESOURCES CAS
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