实验单元 meaning in English
experimental unit
Examples
- The comparison of experiment results with theory analysis shows that the experiment unit has stable operation and good technique performance
通过将实验结果与理论分析相比较，证明了所研制的实验单元性能稳定、技术性强。 - The dc regulated power supply provides steady voltage to signal circuit , driving circuit , relay safeguard circuit and so on
直流稳压源用于对实验单元中的信号产生电路、驱动电路以及继电操作和保护电路提供恒压电源，使得这些电路能够正常工作。 - The steady frequency three - phase ac can be changed into the ac which frequency is continuously adjusted in the experiment unit composed of rectifier , inverter , control circuit , and relay safeguard circuit
Spwm三相变频实验单元能够把频率固定的三相交流电变换成频率连续可调的三相交流电，它主要包括交直变换、逆变、控制和继电保护电路。 - Firstly , the input three - phase ac is converted into dc after it passes rectifier and filter circuit . secondly , the dc is changed into three - phase ac which frequency and value can be continuously adjusted . lastly , the output three - phase ac is supplied to load
该实验单元首先把输入的三相交流电经整流滤波后变成直流电，然后把直流电逆变成频率和电压大小可调的三相交流电，供给三相对称负载。 - The theories and design principles of each circuit of the spwm three - phase frequency inverter experiment unit are in detail introduced in this thesis . at the same time some experiment results are shown that include the output voltage and current waves when the load is in resistivity , inductivity or asynchronous motor
文中详细介绍了spwm三相变频实验单元所包含的各电路环节的理论基础及设计过程，并给出了调试结果，如负载为阻性、感性和异步电动机时，实验单元输出的电压和电流波形。