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Obliteration of Harmonics on a VSI Fed Induction Motor Drive
Obliteration of Harmonics on a VSI Fed Induction Motor Drive

Brushless DC Motors – Part I: Construction and Operating Principles
Brushless DC Motors – Part I: Construction and Operating Principles

... V2L, V4L, v6L), the current flow through the stator winding can be controlled. For example, if current has to flow in to the RED winding and flow out from the BLUE winding, turning on V1 and V6 while keeping the other signals will cause the current to flow in the required direction, as shown in Figu ...
DRV8881 - Texas Instruments
DRV8881 - Texas Instruments

... motor driver for industrial applications. The device output stage consists of two N-channel power MOSFET H-bridge drivers. The DRV8881 is capable of driving up to 2.5-A peak current or 1.4-A rms current per H-bridge (with proper PCB ground plane for thermal dissipation and at 24 V and TA = 25°C). Au ...
View PDF catalog
View PDF catalog

... Even during a setup of a facility, where no current/voltage input is found, analog output, pulse output, alarm output, contact output, and communication data is replied. This allows for checkup of wiring and monitoring program system. *Depending on the optional unit and settings, the test function m ...
2 × 2W Filterless Class-D Stereo Audio Amplifier SSM2356
2 × 2W Filterless Class-D Stereo Audio Amplifier SSM2356

... The fully differential input of the SSM2356 provides excellent rejection of common-mode noise on the input. Input coupling capacitors can be omitted if the dc input common-mode voltage is approximately VDD/2. The preset gain of SSM2356 can be selected between 6 dB and 18 dB with no external componen ...
Photogate - scienceinquirer
Photogate - scienceinquirer

... The economy photogate system is an inexpensive but highly functional timing device based on free opensource software and simple electronics. The photogate may be used to replace any labs that you already do with other more expensive photogate systems and will replace a lot of the labs that you do wi ...
Type 891 Time Counter with DIN Dimensions for
Type 891 Time Counter with DIN Dimensions for

... acc. to order information + 10 % (230 VAC + 15 %)* 0.7 VA or max 750 mW on DC - 10 ... + 50 °C - 20 ... + 70 °C screw terminals for cables of max. 2.5 mm2 and AMP connector 6.3 x 0.8 mm, cable length < 30 m Mounting with clamping frame (Ordering code 2 891 016) Mounting position roller axis horizont ...
The design, confirmation and use of a compact Current Coil set for
The design, confirmation and use of a compact Current Coil set for

... Practical Use of Coils: It is clear from the foregoing that there are a number of pitfalls for the unwary attempting to make use of current coils for calibration of clampmeter type instruments. Many result from the use of inappropriate coils, particularly when 'homemade' coils are involved and the u ...
ICS844031-01.pdf
ICS844031-01.pdf

... While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology, Incorporated (IDT) assumes no responsibility for either its use or for infringement of any patents or other rights of third parties, which would result from its use. No other circ ...
Signal Integrity
Signal Integrity

... Without the appropriate attention for signal integrity, the functioning and reliability of the board cannot be guaranteed. As a result the PCB that is produced most surely will not work which results in a redesign causing additional cost and delay. The traditional way of debugging hardware designs b ...
AD7866 数据手册DataSheet下载
AD7866 数据手册DataSheet下载

... AVDD to AGND . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V DVDD to DGND . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V VDRIVE to DGND . . . . . . . . . . . . . . . . –0.3 V to DVDD + 0.3 V VDRIVE to AGND . . . . . . . . . . . . . . . . –0.3 V to AVDD + 0.3 V AVDD t ...
CYCLOPS TORNADO OSD V1.0 manual
CYCLOPS TORNADO OSD V1.0 manual

... 12、 TORNADO OSD can display RSSI voltage (receiver signal strength indicating voltage) measuring range: 0.1-3.3V, when this voltage is below 0.1v, OSD will not display this parameter. In order to display RSSI voltage, the user has to open the receiver and to solder wires by him, so the manufacture b ...
VOS627A Optocoupler, Phototransistor Output, AC Input, SSOP
VOS627A Optocoupler, Phototransistor Output, AC Input, SSOP

1771-2.71, Allen-Bradley Analog Input Module, Product Data
1771-2.71, Allen-Bradley Analog Input Module, Product Data

Full Text - Journal of Theoretical and Applied Information Technology
Full Text - Journal of Theoretical and Applied Information Technology

... 3.2.2 Space Vector Modulation Space Vector Modulation has been widely use in APF system. This method have an advantages over carrier based such as lower Total harmonics Distortion (THD), higher efficiency easier digital implementation and wider linear modulation range, [23]. It is shown that in the ...
Electrical shock
Electrical shock

... Be sure to check out all the training programs that are specific to your industry. ...
to EEE B.Tech III Year-I Semester
to EEE B.Tech III Year-I Semester

... ELECTRICAL MEASUREMENTS Objective : This course introduces principle of operation of basic analog and digital measuring instruments for measurement of current, voltage, power, energy etc. Measurement of resistance, inductance and capacitance by using bridge circuits will be discussed in detail. It i ...
[PDF]
[PDF]

... Trung-Thanh Le received the B.Sc. and M.Sc. degrees in electronic and telecommunication engineering from Hanoi University of Technology, Vietnam in 2003 and 2005, respectively. He received the PhD degree in electronic engineering from La Trobe University, Australia in 2009. He was a lecturer at the ...
213KB - NZQA
213KB - NZQA

... When the ball touches the negative plate, it will gain electrons until it has an overall negative charge. It then experiences a force in the opposite direction to the field (OR is attracted to the positive plate OR is repelled from the negative plate). When the ball touches the positive plate, it lo ...
Additional High Input Low Output Impedance Analog Networks
Additional High Input Low Output Impedance Analog Networks

... In the recent past, realization of configurable analog networks has assumed special significance for modern analogue signal processing applications. The feature is quite suited while designing analog blocks with easy configurability, so as to be employed in field programmable analog arrays (FPAAs). ...
Aalborg Universitet PowerFactory Software
Aalborg Universitet PowerFactory Software

Using a Multimeter
Using a Multimeter

... 2. Plug the black and red leads into the meter in the way appropriate for measuring current (black in “COM”, red in “A”). 3. Set the dial on the meter. If you want to measure DC current (like that provided by a battery), use one of the settings in the group marked “DCA”. If you want to measure AC c ...
IC Crystal Oscillator Circuits
IC Crystal Oscillator Circuits

document
document

... these units will be impaired. Similarly, the functionality of electronic protective relays and meters can be impaired. See section 4.11 for additional information on electronic components. Water may affect the filler material of fuses and will degrade the insulation and interruption capabilities. Lo ...
The Advantages of Electronic Ignition
The Advantages of Electronic Ignition

... combustion and fuel consumption. Often the improvement in efficiency is made immediately apparent by an increase in idle speed. This can be corrected by simply turning down the idle adjustment on the carburettor. Normal electronic rev counters are unaffected. Power Box The power box is a self regula ...
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Opto-isolator



In electronics, an opto-isolator, also called an optocoupler, photocoupler, or optical isolator, is a component that transfers electrical signals between two isolated circuits by using light. Opto-isolators prevent high voltages from affecting the system receiving the signal. Commercially available opto-isolators withstand input-to-output voltages up to 10 kV and voltage transients with speeds up to 10 kV/μs.A common type of opto-isolator consists of an LED and a phototransistor in the same opaque package. Other types of source-sensor combinations include LED-photodiode, LED-LASCR, and lamp-photoresistor pairs. Usually opto-isolators transfer digital (on-off) signals, but some techniques allow them to be used with analog signals.
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