2023-08-11 15:32:23, 修改于2023-08-11 16:00:49
The ability to size servo engines correctly is vital for motion-controlled applications, and it can be much much more engaged than sizing Air conditioning induction engines. Acceleration, deceleration, and running torque must certainly be taken into account, but the servo power to dynamically manage the load velocity and position is also essential. While in acceleration and deceleration, maximum and nominal operating torque sizes needs to be measured to ensure the servo motor will not overheat in the course of use. In addition, inertia corresponding between the motor and load is necessary to make certain the best possible answer and program performance.
Inertia coordinating signifies the method inertia. Particularly, the percentage involving the inertia in the load and also the motor unit. This formula description is beneath:
As soon as of inertia is a measuring of methods difficult it can be to improve the revolving acceleration of that particular item or process. The JM (inertia of engine/rotor) ought to be provided by the motor producer. KEB servo motor information are located on the KEB Travel application, and that is a software that helps with picking motors and gearboxes. JL (fill inertia) is made up of all elements in the program moved by the motor unit. This proportion between your engine and stress is essential when picking servomotors, but the pursuing has to be regarded:
Efficiency of your electric motor enhances because the inertia percentage reduces,Control loop adjusting and fuji servo motor machine performance improves since the inertia ratio lessens,A motor unit with too reduced of any inertia proportion will be more costly and have virtually no overall performance enhancement,System inertia ratios must be created for a max of 10:1 but are typically 5:1 for best functionality.
When choosing and determining an inertia ratio, get the littlest motor unit that will be able to supply the speed and torque essential for your application. Should you be discovering it difficult to get a rate that actually works, keep in mind that KEB has the capacity to add additional electric motor inertia. Also take into account that a lot of electric motor companies supply distinct servo range with different inertias. As an example, there may be a product or service range using a low inertia and another having a medium inertia.
Rate and torque information are additional critical components in choosing a servo motor unit. While the motors functionality is described by the rate-torque curve (see under), the application form requirements would be best explained while using rate and torque account. Based on the app, you can find distinct velocity and torque demands the motor unit will have to meet up with.
Below is a graphical reflection of your linear app by using a servomotor. The rate user profile is actually a graphical counsel of velocity, frequent speed, and deceleration since the payload actually reaches its vacation spot. As we discussed by the torque account, the utmost amounts of torque take place throughout velocity. When the unit commences, the electric motor must overcome the mechanical rubbing whilst accelerating the stress from rest. When acceleration is finished, a nominal torque is production through the motor unit to keep up speed and conquer the friction. The decelerating reason for the profile continues to be linked to high torque, although the rubbing also assists in stopping the stress.
RMS torque is the time-weighted typical from the torque during the complete unit period (continuous condition). As a way to dimensions your motor unit correctly which will help prevent overheating, this RMS torque must slip inside the steady place from the pace-torque process. By way of example, a servomotor with 4 N of RMS torque will experience a similar heating rise if it created 4 N of continual torque. As a result, as long as 4 N is incorporated in the continuous region of your speed-torque account, the engine will not likely overheat.
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