Method and system for optimizing medium-low voltage integrated duplex-winding induction generator for emergency generator car

By adopting the optimized design of medium and low voltage integrated dual winding induction generators in emergency power generation vehicles, the problems of poor flexibility and low efficiency in medium and low voltage power generation operations are solved, and more efficient and flexible power generation operations are achieved.

CN119885644APending Publication Date: 2025-04-25STATE GRID JIANGSU ELECTRIC POWER CO LTD RESEARCH INSTITUTE
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Patent Information

Application Number
CN202411987141.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-04-25

AI Technical Summary

Technical Problem

Traditional diesel generators have poor flexibility, low overall efficiency, poor generator integration, low power density, and high price in medium and low voltage power generation operations.

Method used

A medium and low voltage integrated dual winding induction generator for emergency power generation vehicles is adopted to achieve the lightest electromagnetic weight and the lowest stator copper consumption through optimized design. Parameterized models are built for iterative optimization, and optimized variable combinations that meet the optimization goals are obtained.

Benefits of technology

The operational function integration of medium and low voltage power generation vehicles and energy storage vehicles has been achieved, greatly improving the flexibility of power generation operations, and improving the power supply quality, power generation efficiency and power density of diesel power generation vehicles.

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Abstract

The invention discloses a method and system for optimizing a medium-low voltage integrated duplex-winding induction generator for an emergency generator car, and belongs to the technical field of alternating current power generation, and the method comprises the steps: taking the lightest electromagnetic weight of a generator and the lowest stator copper loss as optimization targets of the medium-low voltage integrated duplex-winding induction generator; selecting generator parameters related to the optimization target as construction objects, and respectively constructing parameterized models of stator and rotor sizes, electromagnetic weight and stator copper loss of the medium and low voltage integrated duplex winding induction generator; selecting a plurality of generator structure parameters from the parameterized model as optimization variables, and performing iterative optimization on the optimization variables on the parameterized model by taking the motor saturation degree and the stator winding current density as constraint conditions to obtain an optimization variable combination meeting an optimization target, optimal design of a medium-low voltage integrated duplex winding induction generator unit can be realized, and the power density and the power generation efficiency of the generator are improved.
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