Chinese Journal of Magnetic Resonance ›› 2011, Vol. 28 ›› Issue (1): 50-58.

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An ARM-Based Variable-Temperature and Sample Handling Pneumatics System for NMR Spectrometers

 ZHANG Zh1,2i, LIU Hai-Dan1,2, LI You1,2, MAO Wen-Ping1,2, LIU Chao-Yang1, QIU Jian-Qing1   

  1. 1. State Key Laboratory of Magnetic Resonance and Atomic Molecular Physics, Wuhan Center for Magnetic Resonance (Wuhan Institute of Physics and Mathematics, Chinese Academy of Sciences), Wuhan 430071, China;
    2. Graduate School of the Chinese Academy of Sciences, Beijing 100049, China
  • Received:2010-12-14 Revised:2010-12-20 Online:2011-03-05 Published:2011-03-05
  • Supported by:

    国家自然科学基金资助项目(10675162),科技支撑计划资助项目(2006BAK03A22).

Abstract:

A variable-temperature and sample handling pneumatics system was designed for NMR spectrometer. An ARM with CAN controller is used as the center processor of the system, which controls the airflow and temperature through PID control algorithm. The controller of the design can carry out changing or spinning sample and variable-temperature. This design has many other benefits, including easy control, high precision and low cost.

Key words: NMR, sample handling pneumatics, variable-temperature, PID

CLC Number: