| 1. | Slip is more usually expressed as a fraction of rotating magnetic speed 电机转差率通常表示为旋转磁场转速的百分比。 |
| 2. | The product ' s features are high starting torque , high slip and low starting current 这产品的特点为起动转矩大、转差率高和起动电流小。 |
| 3. | The analyses show that slip changes with an change in frequency for an induction motor with frequency speed control 给出了在不同性质的负载和频率条件下,电动机的转差率和转速的计算公式。 |
| 4. | This conclusion does not support the viewpoint that the slip of an induction motor with frequency speed control is constant 研究表明,变频调速电动机的转差率随频率的变化而变化,本研究的结论否定了变频调速电动机转差率不变的观点。 |
| 5. | Adopting high slip motor and increasing the rotary inertia of the rotating parts is an effective approach to achieving good power - saving effect of beam pumping units 采用高转差率电动机,并增加旋转件的转动惯量,是综合提高游梁式抽油机节能效果的有效途径。 |
| 6. | The main factors influencing power saving of the beam pumping unit with high slip motor are pumping speed of the unit , slip ratio of the motor and rotary inertia of rotating parts 指出影响使用高转差率电动机的游梁式抽油机节能的主要因素是抽油机的冲次、电动机转差率和旋转件的转动惯量。 |
| 7. | Therefore on one hand driving beam unit adopting high - slipping motor can save energy , on the other hand it can increase the factors of energy loss , therefore , saving energy in all is very limited 故采用高转差率电机驱动抽油机,既有节能的一面,也有增加能耗的因素。故总体节能有限。而且还不能根据油井状况调节冲程次数。 |
| 8. | Base on the series of problems in beam unit dragging system above mentioned , some of them can be solved by adopting high - slipping motor , which makes beam unit dragging system saving energy in all 针对上面游梁式抽油机拖动系统中存在的一系列问题,采用高转差率电动机可以解决抽油机拖动系统中存在的一些问题,使抽油机系统总体节能。 |
| 9. | It proves that the capability of wind generator is determined to slip , rotor voltage and angle between rotor voltage and stator voltage , and investigates the control model based on the stator field - oriented vector control 文中还分析了双馈型风力发电机的转矩特性和稳态特性,证明了发电机的性能由转差率、转子电压和定转子电压间的相位角差决定的。 |
| 10. | But because the slipping increasing of this kind of motor is realized by increasing the rotor resistor , it raises the motor ' s slipping loss and cuts down the motor ' s efficiency . the softer the feature of motor is , the lower motor ' s efficiency is 但是由于该种电动机的转差率增大是通过增加转子电阻来实现的,这就增大了电机的滑差损耗,降低了电机的效率,电机特性愈软,效率愈低。 |