The resistance and Seebeck voltages used to calculate the ZT and the maximum temperature difference are measured using a testing system composed of a DC pulse generator and a DAQ card.

• 利用一个由恒流脉冲发生器和数据采集卡组成的简单测试系统测得制冷器在小电流下的电阻电压和塞贝克电压,通过这两个电压推导出ZT值、最大制冷温差。