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WELCOME TO

About The Lab

The laboratory was founded by Dr. Shiang-Hwua Yu in 2004, devoted to the control system design and instrumentation, with a particular interest in the designs of ultrasonic and sonar systems and the plasma power supply.

實驗室主持人  余祥華

超音波、聲納、電漿系統設計
實驗室名稱: 儀器製作實驗室
實驗室分機: 4191
e-mail : shaun@mail.ee.nsysu.edu.tw

An intriguing question

Many of our research problems can be rephrased

as: 

 

  "How to hide a signal in a series of pulses and faithfully recover it back with little noise and distortion ? 

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To play, press and hold the enter key. To stop, release the enter key.

精密變頻溫控系統

Separable air conditioner
Indoor & outdoor 
communication
EEV superheat control 
Anti-frosting control
Compressor & fan 
speed control
Indoor temperature control

To play, press and hold the enter key. To stop, release the enter key.

九幅值D類音頻功率放大器

The control scheme is optimized to reduce the frequency weighted tracking error & the equivalent control signal simultaneously, compromising between a satisfactory performance & a wide stable input range.

To play, press and hold the enter key. To stop, release the enter key.

無感測變頻壓縮機驅動

Rotor Position Estimation
A Back EMF observer used to 
estimate the rotor position.

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