A motor with torque T and inertia Jm drives a load of inertia Joad via a shaft which may be 3. assumed to have infinite...
3. A motor with torque T and inertia Jm drives a load of inertia Joad via a shaft which may be assumed to have infinite stiffness and viscous damping b. Determine the transfer function between the torque T and the shaft speed w. 4. Find the transfer function X2(s)/F (s) of the spring-mass system shown in Figure 4. The system moves over a frictionless surface X2 X1 b k2 k1 M2 M1 Figure 4. A 2 DOF spring-mass system over...
(30 pts) A D.C. motor is shown below, where the inductance L and the resistance R model the armature circuit. The voltage Vb represents the back-emf which is proportional to dθ/dt via K. The torque T generated by the motor is proportional to the i via a constant K. The inertia J represents the combined inertia of the motor and load. The viscous friction acting on the output shaft is B 1. pur voltaop a. A. (10 pts) Find the...
Question 4 The shaft of a single-cylinder high-speed air compressor is coupled moment of inertia may be assumed infinite. The equivalent moment of inertia of the compressor is 0.4 kg.m2. The existence of a forth harmonic of amplitude 7 Nm in the compressor torque curve is responsible for a critical speed at 480 rev/min, the maximum deflection of the shaft being restricted by viscous damping influences to 2° Find the vibration amplitude produced at 300 rev/min by a sixth order...
D.C. motor is shown below, where the inductance
L and the resistance R model the
armature circuit. The voltage
Vbrepresents the back-emf
which is proportional to dθ/dt via
Kf. The torque T
generated by the motor is proportional to the
i via a constant
Kt. In this application, let the
constants Kt =
Kf. The inertia
Jrepresents the combined inertia of the motor and
load. The viscous friction acting on the output shaft is
b. Attached to the shaft is...
The simplified diagram of a DC motor is shown in Fig. 4. Assume
that the rotor has inertia m J and viscous friction coefficient Bm.
The torque developed by the motor is assumed to be related linearly
to the field current by , m m f T K i where the motor torque
constant m f a K K K I 1 when the armature current a i is assumed
constant (i.e. ) a a i I...
Q 1- 08 Pts) Figure below is a diagram of a DC motor connected in parnllel to a current source i,. The torque and back-EMF constants of the motor are Ko K respectively, the motor resistance is R, also modeled as connected in parallel, the motor inertia is 1- (not shown), and the motor inductance is negligible. The motor load is an inertia J with compliance (stiffness) K and viscous friction coefficient b, and it is attached a gear pair...
1. Consider a schematic diagram of the permanent magnet brushed DC motor used in Quanser system with two inertia loads (Jh and J4) and no viscous damping as shown in Fig. 2-1.. Since there is no gear system, motor shaft angular position and velocity, 0m, and wm, respectively, are equal to disc load angular position and velocity 0, and w, respectively. Derive electrical and mechanical differential equations describing this DC motor dynamics, as well as the relationship between motor torque...
01- (08 Pts) Figure below is a diagram of a DC motor connected in parallel to a current source is the torque and back-EMF constants of the motor are K. K respectively, the motor resistance is R, also modeled as connected in parallel, the motor inertia is I. (not shown), and the motor inductance is negligible. The motor load is an inertia compliance (stiffness) K and viscous friction coefficient b, and it is attached to the motor via a gear...
D.C. motor is shown below, where the inductance
L and the resistance R model the
armature circuit. The voltage
Vbrepresents the back-emf
which is proportional to dθ/dt via
Kf. The torque T
generated by the motor is proportional to the
i via a constant
Kt. In this application, let the
constants Kt =
Kf. The inertia J
represents the combined inertia of the motor and load. The viscous
friction acting on the output shaft is b. Attached
to the shaft...
Question 3) Consider the mechanical system shown in figure, T(t) is the torque applied to shaft 1 and z(t) is the rotation of shaft 2. J.Jz and Jz are the inertias of shafts 1,2 and 3 respectively, N,,N,N, and N, are the number of teeths of the gears,, D1, D, and D3 are the coefficient of viscous damping associated with shafts 1, 2 and 3 respectively, K is the spring constant of the torsional spring attached to shaft 3. Write...