control circuits for electric motors
Power converter control circuits for two mass vibratory conveying system with electromagnetic drive simulations and experimental results IEEE trans
Ngày tải lên :
03/01/2014, 19:16
... mathematical model for the VCS with electromagnetic
drive and power converter control circuits for its optimal control
DESPOTOVIC
´
AND STOJILJKOVIC
´
: POWER CONVERTER CONTROL CIRCUITS FOR TWO-MASS ... mentioned facts were motivation for mathemat-
ical model formulation and for further research of both the
phase angle control and switch mode control behavior for the
electromagnetic vibratory ... voltage controlled os-
cillator and controller output. This reference value is determi-
nated by reference inputs,
for amplitude and duration and
for frequency. Both of these signals are controlled...
- 14
- 600
- 0
New control strategy for variable speed wind turbine with DC DC converters
Ngày tải lên :
03/01/2014, 19:15
... characteristics. Two control loops: inner feed
forward current control loop and outer voltage control
closed loop are applied for the non-inverting buck-boost
converter. The performance of the ... Aero dynamical / Mechanical unit
MPPT
LPPT
Operator
Controller
speed
d
Control
strategy
VSWT Control unit
VSWT Electrical unit
Fig. 1. Control concept of VSWT with non-inverting buck-boost ... advantages of the faster electrical
system response and his relatively simple control can
make the VSWT very attractive for standard networks
application, as well for smart grid systems.
...
- 5
- 462
- 0
Comparison of current control techniques for active filter application
Ngày tải lên :
03/01/2014, 19:45
... previously described current control techniques for
the active filter. The controllers include the implementation
of all the aforementioned refinements, so that the achieved
performance is, as realistically ... (PLL) control or by a feedforward action operating
on the control thresholds [29]–[31]. Fig. 3 shows the sim-
plified scheme of the implementation of such a controller.
As can be seen, the controller ... the achievable performance on the slope of the current
reference.
The improvements in the control techniques result in rather
satisfactory performance levels for all three controllers. How-
ever,...
- 8
- 459
- 0
Current control techniques for three phase voltage source PWM converters a survey
Ngày tải lên :
03/01/2014, 19:45
... FL controller, (b) control surface of con-
ventional PI controller, (c) control surface of FL controller; comparison of
current-tracking performance with PI and FL controller: (d) current waveform,
and ... Therefore,
feedforward signals for the reference
and disturbance
inputs are added to the feedback control law.
Because the control algorithm guarantees the dynamically
correct compensation for ... Optimal (mode) discrete modulation controller for RDCL
converter. (b) NN discrete modulation controller for RDCL converter.
performance of such an off-line trained NN controller depends
upon the amount...
- 13
- 723
- 0
Research on field weakening based on reactive power with BLDC motor for electric vehicle application
Ngày tải lên :
03/01/2014, 19:47
... advance control in low speed area and
field-weakening control with permanent over speed area. The
principle of stator control based on reactive power theory for
BLDC motor is described by formula ... field-weakening
control
Fig. 6. Experiment waveforms around 10000 rpm with field-weakening
control
R
EFERENCES
[1] G.Henneberger, et al. Comparison of Three Different Motor Types for
Electric Vehicle ... with
BLDC Motor for Electric Vehicle Application
∗
Jinsong Kang
Department of Electrical Engineering,
TongJi University,Shanghai,P.R.C.,
Email:kjs@mail.tongji.edu.cn
Department of Electrical and...
- 5
- 616
- 1
Electric motors and drives technical manual 2010 edition
Ngày tải lên :
12/01/2014, 10:43
... assignments do no exist for
motors larger than 445T and each manufacturer may have different frame
designations for these motors.
One addition
al suffix that may be used
on standard motors in frames
286
T ... relevant temperature class. Slip
-
ring
motors, commutator motors and brake motors
can all be made in
flameproof versions.
No external parts may cause sparks.
The motors must have both an interna
l ... responsible for cooling the motor.
Before the motor is started, it and its associated ducting for supply and
exhaust air must be flushed through with fresh air or a protective gas for
long enough...
- 346
- 485
- 3
Tài liệu Manual for induction motors and generators ppt
Ngày tải lên :
26/01/2014, 09:20
... class
5. Oil quantity for D-end bearing (for self lubricated)
6. Oil quantity for ND-end bearing (for self lubricated)
7. Method of lubrication for D-end bearing. Oil flow and pressure for flood lubricated ... transducers 37
4.3 Electrical connections 38
4.3.1 General information 38
Manual for Induction Motors and Generators
- 1
3BFP 000 050 R0101 REV C
Chapter 1 - Introduction
1.1 General information 1
1.2 ... the delivered bolts and washers for installation.
Manual for Induction Motors and Generators
Safety Instruction - 8
3BFP 000 050 R0101 REV C
Manual for Induction Motors and Generators
Safety Instructions...
- 146
- 1.3K
- 0
Tài liệu Design of Feedback Control Systems for Stable Plants with Saturating Actuators ppt
Ngày tải lên :
18/02/2014, 10:20
...
response
for
small
exogenous
signals
(reference
commands
and
disturbances).
One
way
to
design
controllers
for systems
with
bounded
controls,
would
be
to
solve
an
optimal
control ...
closed
loop
control system
were
studied
extensively.
In
the presence
of
saturations
the
performance
of
a
linear
control system can
suffer.
For
example,
a
linear
control
system ...
investigation
was
made
on the
effects
on
performance
of
the
reset
windups
for
MIMO
systems
[11]
showing
potential
for
improving
the
performance
of
the
system.
A
simple
case
study...
- 39
- 595
- 0
Practical Troubleshooting of Electrical Equipment and Control Circuits pptx
Ngày tải lên :
07/03/2014, 08:20
... Troubleshooting of Electrical Equipment and Control Circuits
Figure 2.8
Power and control circuit for an inverter drive
Devices, symbols, and circuits 27
A few simple control circuits ...
6.10 Precautions for start/stop control of AC drives 166
6.11 Control wiring for VSDS 169
6.12 Commissioning VSDs 170
7 Troubleshooting control circuits 173
7.1 Basic control circuits 173
7.2 ... ladder logic instructions for simple control circuits (AND, OR, AND with
OR) are shown in Figure 2.12.
Figure 2.12
Examples of ladder logic instructions for simple control circuits
2.4.7 The...
- 248
- 541
- 2
Manuals for Training in Cancer Control: Manual for Cytology doc
Ngày tải lên :
14/03/2014, 12:20
... instructed before coming for smear collection, that she should not
douche the vagina for at least a day before the examination. No intravaginal drugs or
preparations should be used for at least ... the
requisition form.
➤
Nature and method of sample collection are to be mentioned in the requisition
form. (Cytobrush / Spatula / Swab / for gynaecalogical smears and plain/
guided FNAC for aspiration ... mounting, record
keeping etc. are applicable to FNA also for optimal quality of diagnosis.
Manual for
Cytology
Manuals for Training in Cancer Control
Directorate General of Health Services
Ministry...
- 44
- 587
- 0
electronic circuits for the evil genius docx
Ngày tải lên :
16/03/2014, 09:20
... Spy Gadgets for the Evil Genius
125 Physics Projects for the Evil Genius
123 PIC
đ
Microcontroller Experiments for the Evil Genius
123 Robotics Experiments for the Evil Genius
PC Mods for the Evil ... Microcontroller Projects for the Evil Genius
Programming Video Games for the Evil Genius
Recycling Projects for the Evil Genius
Solar Energy Projects for the Evil Genius
Telephone Projects for ... Projects for the Evil Genius
Bionics for the Evil Genius: 25 Build-It-Yourself Projects
Electronic Circuits for the Evil Genius, Second Edition: 64 Lessons with Projects
Electronic Gadgets for the...
- 317
- 646
- 1
Infectious Disease Control Guide for School Staff ppt
Ngày tải lên :
22/03/2014, 09:20
... and procedures for local school
Infectious Disease Control Guide 24 April 2004
for School Staff
Conjunctivitis (Pink Eye) (cont.)
Future Prevention and Education
Reinforce the use ... Disease Control Guide 17 April 2004
for School Staff
Bites (cont.)
5. Investigate bites for child abuse, if necessary.
6. Retain thorough documentation and evidence.
Infectious Disease Control ... and Chapter 70.02 RCW. Refer to Guidelines for
Handling Health Care Information in School Records. (See Resources, Appendix
XIII, for source.) Therefore, pregnant teachers who may be exposed...
- 192
- 876
- 0
Hướng dẫn cài và sử dụng iCloud Control Panel for Windows potx
Ngày tải lên :
03/04/2014, 14:20
... bạn với sự hỗ trợ của ứng dụng iCloud Control
Panel for Windows.
1. Cài đặt
Link download icloud control panel for windows: Download icloud control panel for
windows
Yêu cầu hệ thống: HĐH ...
Hướng dẫn cài và sử dụng iCloud Control Panel for Windows
Click vào nút Download bạn sẽ thấy hiện ra hộp thoại sau:
Hướng dẫn cài và sử dụng iCloud Control
Panel for Windows
Dịch vụ lưu trữ ... Outlook 2007 hoặc 2010.
Hướng dẫn cài và sử dụng iCloud Control Panel for Windows
Chọn Run và quá trình cài đặt iCloud Control Panel sẽ bắt đầu
Chọn Next -> Ở hộp thoại tiếp theo,...
- 6
- 441
- 0