30results about How to "Realistic simulation" patented technology

The invention discloses a method for testing the influence of different carbon dioxide concentrations on growth of submerged plants, which is an ecological test method and belongs to the field of ecological test methods. A research station is established beside a natural lake, which collects water and bottom sediment in the lake as test raw materials and performs test research on the influence ofmultiple groups of different carbon dioxide concentrations on the growth of submerged plants in the condition of ensuring the same growth factors of the submerged plants. In the test, the submerged plants are cultivated with a specialized incubator. The increment of biomass is calculated finally, and the materials are convenient and quick to obtain; the influence of a genetic factor is avoided; the actual growing environment of the submerged plants can be really and reasonably stimulated; and the illumination and temperature conditions of the incubator can be full-manually controlled, thus being favorable for differential control on multiple environmental factors.

The invention discloses a stratum module mud invasion multifunctional physical simulation system. The stratum module mud invasion multifunctional physical simulation system includes a stratum module saturation device, a drilling mud preparation device and a mud invasion physical simulation device; the mud invasion physical simulation device comprises a simulation wellbore, fan-shaped invasion chambers and an invasion dynamic data acquisition device; the simulation wellbore is connected with a feeding bin and a pressurizing pump respectively; a stirring shaft and impellers are installed at the axis of the simulation wellbore; the stirring shaft is in transmission connection with a stirring motor; windows are formed in the simulation wellbore; fan-shaped stratum modules are installed in the fan-shaped invasion chambers; the fan-shaped invasion chambers are in sealed connection with the windows of the simulation wellbore; outlet ends of the fan-shaped invasion chambers are provided with leak-off flow measuring devices; and the dynamic data acquisition device is connected with the invasion chambers. The stratum module mud invasion multifunctional physical simulation system of the invention has the advantages of modularization, visualization, high simulation fidelity, high utilization rate, high precision, complete functions and the like. A multi-invasion chamber structure is adopted, so that comparison experiment design can be facilitated.

The invention discloses an optimal configuration method and system for an energy storage system in a virtual power plant based on a scene set. The optimal configuration method of the energy storage system comprises the following steps: constructing a virtual power plant model comprising a fan, a photovoltaic vehicle, an electric vehicle and the energy storage system; simulating uncertainty factorsin the virtual power plant through Monte Carlo sampling, and generating a combined output scene set; establishing an energy storage system capacity optimal configuration objective function considering the cost; and solving the optimal configuration model of the energy storage system in the virtual power plant through a differential evolution algorithm in combination with various constraint conditions in actual operation. The uncertainty of each distributed energy output in the virtual power plant is considered, and the energy storage system is optimally configured, so that the purpose of reducing the construction cost of the virtual power plant is achieved.

The invention discloses a measuring device for determining the invasion depth of mud filtrate. The measuring device comprises a simulation wellbore, an invasion chamber and a data collection device, wherein a window is formed in the simulation wellbore; a stratum module is arranged in the invasion chamber; the invasion chamber is tightly connected with the window of the simulation wellbore; the invasion chamber is provided with an electrode; the outlet end of the invasion chamber is provided with a leak-off flow measuring device; the data collection device comprises a data collection controller and a computer; the electrode is connected with the data collection controller; and the data collection controller is connected with the computer. The measuring device has the characteristics of being vivid and visual in simulation degree, high in accuracy, simple to operate and the like; the device is suitable for measurement of mud invasion experiments of the stratum module under the conditions of fresh water mud and salt water mud and research of influences on an electric logging response of a reservoir caused by mud invasion, provides experimental data for building a mud invasion correction model of the logging response of the reservoir, and is of great significance on improvement of domestic mud invasion research capability.

The method is applicable to the technical field of image processing and provides a fluid surface tension simulation method, terminal equipment and a storage medium. The method comprises the followingsteps: dividing fluid into discrete particles, and calculating dynamic parameters of the particles based on the smooth kernel, wherein particles in the fluid move according to the calculated dynamic parameters; according to the method and device for simulating the surface tension of the fluid, simulating the surface tension of the fluid, detecting the particles on the surface of the fluid, and obtaining the surface tension between the particles on the surface of the fluid based on the detected particles on the surface of the fluid. According to the invention, the precision of surface tension simulation in fluid simulation can be improved, so that fluid simulation is more real.

The invention discloses a radar clutter simulation method and electronic equipment, and the method comprises the steps: collecting original clutter data, carrying out the preprocessing, and obtaining and splitting a distance unit of the preprocessed clutter data; constructing an info-WaveGAN training model comprising a generator, a discriminator and a Q network; taking each split distance unit as a training sample to be input into an info-WaveGAN training model, and carrying out model training through the generator, the discriminator and the Q network in sequence; and creating a loss function, and performing optimization processing on parameters of the training model by circularly executing a loss function minimization operation to obtain optimized clutter data. According to the method, the model fitting capability is improved to generate more vivid clutters, the distribution type of the input radar clutters is ignored, the method can be applied to generation of radar clutters of any distribution type, and the universality of the method is improved.

The invention discloses a mining tunnel simulation construction method considering red clay unloading influence. The mining tunnel simulation construction method comprises the following steps of building a soil body model used for building a double-side-wall pilot tunnel; specifying a tunnel position on the basis of the soil body model, generating a tunnel model, and determining an unloading influence area range; performing mesh generation on the model; simulating construction in the soil body model according to a tunnel structure, and excavating a soil body to complete tunnel construction; monitoring stress changes of red clay on the lower portion of the tunnel in real time in the soil body excavation process; calculating the red clay unloading expansion rate of soil body unloading causedby tunnel excavation; and analyzing the influence of red clay body unloading expansion on the tunnel structure and the surface environment around the tunnel in the tunnel excavation process. The method has the beneficial effects that the interaction of the soil body and the structure can be more practically simulated, reference is provided for tunnel excavation construction in the red clay area,and follow-up of subsequent treatment measures is facilitated.

The invention discloses a system for simulating an electronic sound effect of a fuel engine. The system for simulating the electronic sound effect of the fuel engine comprises a signal collection module, an engine state simulation module, a sound synthesis module and a sound amplifying module; the signal collection module is used for collecting an engine rotation speed signal percentage signal andan engine event state signal; an input end of the engine state simulation module is connected with an output end of the signal collection module; an output end of the engine state simulation module is connected with an input end of the sound synthesis module; and an output end of the sound synthesis module is connected with the sound amplifying module. According to the system for simulating the electronic sound effect of the fuel engine, vivid analog simulation can be carried out on engine sound effects of vehicles, aircraft and ships.

The invention relates to a single-component and multi-component incompressible fluid simulation method by using a deformation gradient, which comprises the following steps: calculating the volume variation of single-component or multi-component particles by using the deformation gradient, establishing an equation of a fluid incompressible condition based on the deformation gradient, and solving by using a relaxed Jacobian iteration method. According to the method, the incompressible solution of the multi-component fluid is realized, the real simulation effect of the multi-component fluid is realized, an artistic control scheme is provided, and the simulation efficiency and effect of the single-component fluid are comparable to the effect of an advanced method in the current industry.

The invention discloses a realistic fluid repetitive simulation method. The method aims at utilizing sample frames of video fluid to achieve a realistic repetitive simulation result. According to the method, firstly, physical drive data of sample frame fluid is calculated, by means of wavelet transform, a radio-frequency component of the drive data is acquired in a frequency domain space, then, in the process of fluid repetitive simulation, drive data in the LBM simulation process is enhanced through extracted high-frequency detail components, and the repetitive simulation result with the realistic details is obtained. The realistic fluid repetitive simulation method can be effectively applied to fluid reverse engineering studies and applications, repetitive simulation of fluid scene reality can be achieved, a realistic effect close to the appearance of the sample fluid is acquired, and the problem that existing fluid reality is in shortage of details is solved.