Download Advanced Electric Drives: Analysis, Control, and Modeling by Ned Mohan PDF

By Ned Mohan

Complex electrical Drives makes use of a physics-based method of clarify the basic options of contemporary electrical force regulate and its operation below dynamic conditions.
• Gives readers a “physical” photograph of electrical machines and drives with no resorting to mathematical modifications for simple visualization
• Confirms the physics-based research of electrical drives mathematically
• Provides readers with an research of electrical machines in a manner that may be simply interfaced to universal strength digital converters and regulated utilizing any keep watch over scheme
• Makes the MATLAB/Simulink documents utilized in examples on hand to an individual in an accompanying website
• Reinforces basics with various dialogue questions, proposal quizzes, and homework difficulties

Show description

Read Online or Download Advanced Electric Drives: Analysis, Control, and Modeling Using MATLAB / Simulink PDF

Similar electric books

Power-Switching Converters: Medium and High Power

Energy converters are on the middle of recent strength electronics. From car energy platforms to propulsion for big ships, their use permeates via business, advertisement, army, and aerospace functions of assorted scales. Having reached some extent of saturation the place we're not going to determine many new and innovative applied sciences, now seeks to optimize and standardize the functionality of those units.

Spatial electric load forecasting

No description to be had

Energy-Efficient Electric Motors and their Applications

During this revised and improved variation, Howard E. Jordan explains-in a transparent manner-the know-how of power effective electrical automobiles together with motor losses, trying out, and potency labeling. He additionally discusses easy methods to calculate the go back on funding for an strength effective motor as well as a number of different topics relating to potent motor functions.

Distributed Photovoltaic Grid Transformers

The call for for substitute strength resources fuels the necessity for electrical strength and controls engineers to own a realistic figuring out of transformers compatible for solar power. assembly that want, disbursed Photovoltaic Grid Transformers starts off via explaining the elemental concept at the back of transformers within the solar energy area, after which progresses to explain the advance, manufacture, and sale of disbursed photovoltaic (PV) grid transformers, which aid enhance the electrical DC voltage (generally at 30 volts) harnessed through a PV panel to a better point (generally at one hundred fifteen volts or larger) as soon as it's inverted to the AC voltage shape via the inverter circuit.

Extra info for Advanced Electric Drives: Analysis, Control, and Modeling Using MATLAB / Simulink

Example text

2-18) and 14 INDUCTION MACHINE EQUATIONS IN PHASE QUANTITIES b-axis B-axis ωm ib A-axis θm iB a-axis iA ia iC ic c-axis C-axis (a) iB ib + + vb − − − Vc VB = 0 Rs Va ia Rr + − − + iA − VA = 0 VC = 0 + + ic Stator circuit iC Rotor circuit (b) Fig. 2-5 Rotor circuit represented by three-phase windings. Note that with the choice of the same number of turns in the equivalent three-phase rotor windings as in the stator windings, the rotor leakage inductance Lℓr in Eq. (2-18) is the same as L′r in the perphase, steady-state equivalent circuit of an induction motor.

3-40) into Eq. (3-41), 2 Td , rotor p  µ  3 / 2 N s   = π 0 r   p 2  g    isq + Lr irq  ird.  Lm  (3-42) Rewriting Eq. (3-42) below, we can recognize Lm from Eq. (2-13) N  p3 µ =  π 0 r  s   p  2  2 g 2 Td ,rotor   isq + Lr irq  ird .   Lm  Lm Hence, Td , rotor = p p (Lm isq + Lr irq ) ird = λrq ird . 2 2 λ (3-43) rq 3-5-2 Torque on the Rotor q-Axis Winding On the rotor q-axis winding, the torque produced is due to the flux density produced by the d-axis windings in Fig.

3-6) and The factor 2 / 3 , reciprocal of the factor 3 / 2 used in choosing the number of turns for the dq windings, ensures that the dq-winding currents produce the same mmf distribution as the three-phase winding currents. In Fig. 3-1b, the d and the q windings are mutually decoupled magnetically due to their orthogonal orientation. Choosing 3 / 2 N s turns for each of these windings results in their magnetizing inductance to be Lm (same as the per-phase magnetizing inductance in Chapter 2 for three-phase windings with ia + ib + ic = 0) for the following reason: the inductance of a winding is proportional to the square of the number of turns and therefore, the magnetizing inductance of any dq winding (noting that there is no mutual inductance between the two orthogonal windings) is dq winding magnetizing inductance = ( 3 / 2 )2 Lm,1-phase = (3 / 2)Lm,1-phase (3-7) = Lm (using Eq.

Download PDF sample

Rated 4.49 of 5 – based on 11 votes