Abstract: This paper proposes an improved sensorless control method for surface-mounted permanent magnet synchronous motors (SPMSMs) by high-frequency (HF) pulsating square-wave voltage injection ...

demo-orm-jdbctemplate spring-boot 集成 Jdbc Template 操作数据库，并简易封装通用 Dao 层 demo-orm-jpa spring-boot 集成 spring-boot-starter-data-jpa 操作数据库 demo-orm-mybatis spring-boot 集成原生mybatis，使用 ...

Abstract: Position sensorless control using single current sensor is widely used in cost-effective applications, as it minimizes the number of sensors in ac drive systems. The low-speed sensorless ...

A Detroit-based demolition firm that has been awarded tens of millions in municipal contracts with the city of Detroit has been temporarily suspended from doing work after allegedly using ...