What is a Synchronous motor and how does it work in industrial applications?
A synchronous motor is an electric synchronous motor that runs at constant synchronous speed, matching the supply frequency under all load conditions. Using precise electromagnetic interaction, it delivers consistent torque and power factor stability across industrial synchronous motor systems. Unlike an induction motor, there is no slip between the rotor and stator fields, making it ideal for low voltage synchronous motor applications that demand accuracy.
How does ABB’s Synchronous Reluctance Technology improve industrial motor performance?
Synchronous reluctance technology in ABB’s IE5 Synchronous Reluctance Motor (SynRM) series combines the torque characteristics of a permanent magnet motor with the service simplicity of an induction motor. The SynRM motor features a magnet-free rotor, which contains no windings or magnets, resulting in no rotor losses. This design significantly improves system efficiency and durability. These high-efficiency synchronous motors operate at a stable synchronous speed with reduced heat generation and lower vibration. In demanding process applications, SynRM technology, when paired with ABB drives, delivers high torque density, low noise, and minimal maintenance, setting a benchmark for modern industrial synchronous motor design.
How different is SynRM bearing temperature from standard induction motor bearing temperature?
SynRM bearings typically operate 10–15°C cooler than those in modern induction motors. A 15°C reduction in bearing temperature doubles the grease lifetime without affecting reliability. For motors with regreaseable bearings, this results in longer intervals between re-greasing and thus lower service costs. For motors with permanently greased bearings, the bearing lifetime equals the grease lifetime, meaning the lower temperature nearly doubles bearing life and reduces the need for replacement.
How do ABB SynRM motors maintain efficiency and performance at partial loads?
ABB SynRM motors maintain higher efficiency at partial loads compared to induction motors, making them suitable for applications that operate at varying loads. The SynRM design sustains a stable synchronous speed across variable loads, making it ideal for processes that do not operate at a constant capacity. When integrated with ABB motor drives, these energy-efficient motors deliver precise control and reduced energy losses over the full load range.
How to improve energy efficiency and reduce costs with IE5 SynRM motor technology
Reach out to IPD today to discuss how the IE5 SynRM technology can improve your system efficiency.