| 1. | Obvious examples are potentiometers and tachogenerators to monitor the position and speed of a shaft . 反映转轴位置和速度的电位器与测速发电机是我们最熟悉的例子。 |
| 2. | Specification for zcf series direct current tachogenerator Zcf系列直流测速发电机.技术条件 |
| 3. | Aided tachometer generator 半自动测速发电机 |
| 4. | It has speed detecting motor , the rotating speed is constant , not affected by material viscosity and the voltage change of power supply 带有测速发电机,转速恒定,不受物料粘度变化和电压影响。 |
| 5. | The benchmark rev equipment is designed and used for tacho generator ' s testing , the characteristic of which is high velocity precision , wide speed range and stepless speed adjustment 本转速源是测速发电机的校准测试基准,要求具有精度高,范围宽,无级平滑调速的特点。 |
| 6. | The benchmark rev equipment is designed to provide speed reference for tacho generator ' s testing , which has high velocity precision , wide speed range and stepless speed adjustment 高精度转速源是为测速发电机的校准测试提供速度基准的驱动系统,具有转速精度高、调速范围宽及无级平滑调速的特点。 |
| 7. | The paper researches and designs a driving benchmark rev equipment used for tacho generator ' s testing , the characteristic of which is high velocity precision , wide speed range and stepless speed adjustment 本文研究设计的是为测速发电机的校准测试提供驱动的基准转速源,具有速度精度高,调速范围宽,平滑无级调速的特点。 |
| 8. | Ad2s81a , r / d converter of analog devices inc . , is chosen to substitute for the velocity measuring dynamo to gain the speed feedback signal . it reduces the system dimension and improves the system reliability 选用美国模拟器件公司的r d转换器ad2s81a代替测速发电机的功能获得速度反馈信号,减小了系统体积,提高了系统可靠性。 |
| 9. | It can automatically match rotational speed generator , electromagnetic rotational speed sensor and electromagnetic turbine flowmeter . moreover it can adapted measured signal that is 1v ~ 300v voltage and 1hz ~ 2500hz frequency 能自动匹配测速发电机、电磁式测速传感器和电磁涡轮流量计,适应电压峰峰值从1伏以下至300多伏、频率从1hz以下至2500hz以上的被测信号。 |
| 10. | Abstract : this paper proposes an self - adaptive speed - accommodating control circuit , which can get the speed - error , and can test the change of frequency of feedback signals of the single phase ac tacho generator through self comparing and automatically corrects the speed 文摘:文章介绍了通过自比较来检测录音机主导轴单相永磁交流测速发电机反馈信号的频率变化,从而获得速度误差,并自动校正转速的一种自适应速度调节控制电路。 |