Electric drive system efficient working area simulation method, device and equipment and storage medium
A technology of electric drive system and simulation method, which is applied in design optimization/simulation, electric digital data processing, special data processing application, etc., can solve problems such as difficulty and increase large experimental time, so as to reduce research and development costs and shorten experimental time. , the result is credible effect
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[0044] Example one
[0045]For traditional methods with a compliant discrete point and total number of statistics, the efficient work area of the electric drive system is calculated, and the difficulty of obtaining the real value generated is large, and the interval of the measurement point is intensive, and it is necessary to increase The problem of a large number of experimental time, this embodiment proposes a simulation method of an electric drive system efficient work area, which simulates the three-dimensional surface determined by the electric drive system torque, speed and efficiency, by limited discrete The test data performs surface fitting, establish a more accurate mathematical model, and then use quasi-Monte Carlo to generate a large number of quasi-random number to simulate calculations, obtain the total number of electric drive systems actually output coverage area, while in line with the target efficiency Statistics, the ratio between the two is the proportion of...
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[0113] Example 2
[0114] This embodiment provides an emulation device for an efficient work area of an electric drive system, please see Figure 7 The simulation device of the electric drive system efficient work area includes:
[0115] Surface fitting module 1, used to obtain test data of torque, speed and efficiency of the electric drive system, fit the test data to the target domain;
[0116] Simulation module 2, by using the quasi-Monte Carlo algorithm, generate a large number of quasi-random numbers to simulate calculations, obtain the actual output of the electric drive system to cover the total number of points in the target domain, record the first statistical value; statistical coverage The point of the domain meets the total number of points required for the efficient workspace, records the second statistical value; calculates the ratio of the second statistical value and the first statistical value to obtain an efficient work area of the electric drive system.
[01...
Example Embodiment
[0123] Example three
[0124] The simulation apparatus of the electric drive system efficient working area of the present invention is described in detail from the angle of the modular functional entity, and the simulation device of the electric drive system efficient work area of the present invention will be described in detail from the angle of hardware processing.
[0125] Please see Figure 8 The simulation device 500 of the electric drive system efficient work area can produce a relatively large difference in configuration or performance, and may include one or more processors (eg, one or more processors). And memory 520, one or more storage media 530 (e.g., one or a Shanghai quantity storage device) of the application 533 or data 532. The memory 520 and the storage medium 530 can be short-lived storage or persistent storage. The program stored in the storage medium 530 may include one or more modules (not shown), each module can include a series of instructions in the si...
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