In the cryogenic and high magnetic field environment, Fiber Bragg Grating strain sensor has many advantages compared with the conventional electrical strain gauges to measure the strain of the magnet.

• 根据超导磁体所处的极低温和强磁场的极端运行环境，本文阐述了选用光纤布拉格光栅传感器的独特的优点，讨论了光纤布拉格光栅传感器目前的应用情况及传感原理。