By Jingde Gao
"AC computing device platforms" stresses either research equipment and working performances of AC computing device platforms, together with variable pace force approach of AC machines with energy electronics and regulate units, strength strength method composed of AC machines and gear traces, certain computer procedure with distinctive machines and precise quite a bit, electrical computer method which includes AC machines and excitation units. according to a unmarried coil, the Multi-Loop conception is punctiliously defined, and examples of ways to exploit the hot strategy are provided. This booklet presents a brand new approach for reading the AC computer structures. This publication is designed for the researchers and postgraduates within the box of electrical machines and keep watch over. it is also a reference booklet for comparable technicians.
This publication is written in reminiscence of Professor Jingde Gao, past-president of Tsinghua collage, Member of chinese language Academy of Sciences. one other authors, Linzheng Zhang and Xiangheng Wang either are Professors in electric Engineering Dept. of Tsinghua University.
Read or Download AC machine systems : mathematical model and parameters, analysis, and system performance PDF
Best robotics & automation books
This booklet is an essential advisor for somebody looking to familarize themselves with examine in braid teams, configuration areas and their functions. beginning in the beginning, and assuming purely simple topology and workforce idea, the volume's famous expositors take the reader during the primary concept and directly to present study and purposes in fields as various as astrophysics, cryptography and robotics.
This newly revised best-seller teaches the perform of approach keep watch over for the rainy procedure industries. It stresses the research of actual, imperfect tactics instead of procedure idea and offers counsel on how engineers can top practice their very own event, instinct, and information of the actual technique.
Monitoring of self reliant automobiles and the high-precision positioning of robot manipulators require complicated modeling ideas and keep an eye on algorithms. Controller layout should still consider any version nonlinearities. Nonlinear regulate of autos and Robots develops a unified method of the dynamic modeling of robots in terrestrial, aerial and marine environments.
The presence of substantial time delays in lots of business methods is definitely well-known and a possibility performances of traditional solidarity suggestions keep an eye on structures are degraded if a technique has a comparatively huge time hold up in comparison to its time constants. hence, useless time reimbursement is important as a way to improve the performances.
- DSP-Based Electromechanical Motion Control (Power Electronics and Applications Series)
- Robotics: Science and Systems IV
- Atomic Force Microscopy Based Nanorobotics: Modelling, Simulation, Setup Building and Experiments
- Adaptive control for robotic manipulators
- Probabilistic Approaches to Robotic Perception
- Linear State-Space Control Systems
Extra resources for AC machine systems : mathematical model and parameters, analysis, and system performance
Firstly, the self inductance of damping loop 11c is calculated. 12) where | k j | 0, 2, 4,";| k j | 2, 4," . 13) where | k j | 0, 2, 4,";| k j | 2, 4," . 14) 1 2 3 , , ,";| k j | 0, 2, 4,";| k j | 2, 4,"; normally, it is sufficient P P P to take the definite order of k , j , 2l . The mutual inductance between damping loops 11c and 22c is calculated in the following (see Fig. 5). 15) where | k j | 0, 2, 4,";| k j | 2, 4," ; x2 is the abscissa on the rotor and its origin is on the axis of damping loop 22c ; E 2 is the short pitch ratio of damping loop 22c .
10). e. the above formula is the expression of j - th harmonic flux density produced by d-axis k - th harmonic mmf when the axis of the damping loop11c and the rotor d-axis overlap each other. 28 1 Circuit Analysis of AC Machines — Multi-Loop Model and Parameters After getting the expression of the air-gap flux density, the flux-linkage of each loop is obtained, and the inductance of each loop will be gained. Firstly, the self inductance of damping loop 11c is calculated. 12) where | k j | 0, 2, 4,";| k j | 2, 4," .
As an example, the mutual inductance of the first coil and j -th coil on stator is M ( j) M 0 ( j ) M 2 ( j ) cos 2(J D ( j )) where j 1, 2," , Z1 ( Z1 is stator slot number). When j 1 , the mutual inductance becomes self inductance. 3 shows M 0 ( j ) obtained by two methods (including the inductance M 0G ( j ) related to air-gap magnetic field and leakage inductance M 0l ( j ) ). When the electromagnetic field of the whole electric machine is calculated, the cell number is taken as 3132, the node number is 1621.
AC machine systems : mathematical model and parameters, analysis, and system performance by Jingde Gao