Simulation evaluation model of high voltage ride through capability, simulation evaluation method based on the same and storage medium
US11288422B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2018 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Mar 26, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P9/107
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A simulation evaluation model of a high voltage ride through capability includes a wind turbine system aerodynamic model, a torque control model, a converter model, and a high voltage fault generating device model connected in sequence; the wind turbine system aerodynamic model is configured to calculate an airflow input power; the torque control model is configured to calculate a rotor electromagnetic torque according to the airflow input power; the high voltage fault generating device model is configured to simulate a high voltage fault and output a predetermined voltage on a low voltage side of a transformer; and the converter model is configured to calculate a stator reactive current, an active power and a reactive power of the wind turbine system during the high voltage fault according to the airflow input power, the rotor electromagnetic torque and the predetermined voltage on the low voltage side of the transformer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.