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New Design Improves Performance of Flexible Wearable Electronics
New Design Performance Flexible Wearable Electronics
2017/7/24
Interest in wearable electronics for continuous, long-term health and performance monitoring is rapidly increasing. The reduction in power levels consumed by sensors and electronic circuits accompanie...
Triboelectric Nanogenerators Boost Mass Spectrometry Performance
Triboelectric Nanogenerators Boost Mass Spectrometry Performance
2017/3/14
Triboelectric nanogenerators (TENG) convert mechanical energy harvested from the environment to electricity for powering small devices such as sensors or for recharging consumer electronics. Now, rese...
Simulation study on the performance of different direct torque control methods for permanent magnet synchronous machines
永磁同步电机 直接转矩控制 磁链误差补偿 空间矢量调制
2008/3/10
提出一种用于永磁同步电动机的基于磁链误差矢量补 偿的直接转矩控制（EFVC-DTC）策略，给出了磁链误差矢 量的估计算法，并将该控制策略下的稳态和动态运行性能与 常规 DTC 进行比较。仿真及实验结果表明 EFVC-DTC 可以 使电力开关器件工作在基本固定的频率上，磁链和转矩脉动 显著减小,比常规 DTC 具有更优越的稳态性能，而动态转矩 响应几乎与常规 DTC 相同。
INFLUENCE OF HIGH PERFORMANCE VOLTAGE CONVERTERS SUPPLY UPON THE INDUCTION MOTORS BEHAVIOUR
Induction motors converters distored regime
2010/1/12
The induction motors supply by converters leads to a distorted regime
accompanied by some parasite torques and some supplementary losses. These aspects
are emphasized further on because their quanti...
