额定转距 meaning in Chinese
nominal torque
Examples
- It analyses the causes to bright image movement , studies principle to compensate image movement , conforms project to compensate image movement , and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror , to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures , as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes , because the mirror is key part ; to design flexure support structure , to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system , the results indicate the rationality of design of the scanning mirror system
本文通过分析像移产生原因、研究像移补偿原理，确定像移补偿方案，并根据像移补偿原理设计补偿机构；分析与设计扫描反射镜系统结构，根据材料线膨胀系数一致原则，选择反射镜及其背部支撑的材料；由扫描反射镜在摆扫周期内的最大摆扫角速度确定力矩电机的额定转速，根据负载力矩确定电机的额定转距，综合电机外型尺寸等因素，确定执行元件? ?电机的型号；根据所选电机的参数指标，设计1 ： 6速比的减速器；利用patran软件对扫描反射镜系统中的关键件? ?反射镜进行轻量化设计与优化；设计反射镜柔性支撑结构，并通过软件分析支撑结构的力学特性，验证反射镜柔性支撑结构设计的合理性；从原理上研究扫描反射镜控制系统功能；进行系统精度测试，测试结果表明扫描反射镜系统设计的合理性。