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Answer any two questions - Sahrdaya College of Engineering and
Answer any two questions - Sahrdaya College of Engineering and

Electrical Engineering
Electrical Engineering

... • An equivalent situation arises when group III elements are used to dope silicon. • An additional hole is created by the doping element which is called an acceptor, since it accepts a free electron from the structure and generates a hole in doing so. ...
DC Generators and Motors
DC Generators and Motors

... to rings called SLIP RINGS. They rotate with the armature. The brushes, usually made of carbon, with wires attached to them, ride against the rings. The generated voltage appears across these brushes. The elementary generator produces a voltage in the following manner (fig. 1-3). The armature loop i ...
EN / ACS880-01 drives and ACS880
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... Motor operation mode in which the motor decelerates (brakes) the load and generates energy back to the drive DC link. This effect is also seen when the load is held at a fixed speed, but the mechanical load is trying to “pull” the motor to a higher speed, sometimes referred to as overhauling. Overha ...
PPTX - University of Toronto Physics
PPTX - University of Toronto Physics

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... Oxford University Publishing Microelectronic Circuits by Adel S. Sedra and Kenneth C. Smith (0195323033) ...
Old Company Name in Catalogs and Other Documents
Old Company Name in Catalogs and Other Documents

SN65C3221-Q1 数据资料 dataSheet 下载
SN65C3221-Q1 数据资料 dataSheet 下载

... protection pin to pin (serial-port connection pins, including GND). This device provides the electrical interface between an asynchronous communication controller and the serial-port connector. The charge pump and four small external capacitors allow operation from a single 3-V to 5.5-V supply. This ...
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REGULATORY GUIDE

ARCAT spec 262600 2009-9-15
ARCAT spec 262600 2009-9-15

... 1. Publications related to the controller(s) 2. Data Sheets and Publications on all major components such as the following a) Contactors b) Circuit Breaker and Fuse information including time current characteristics c) Control Power Transformers d) Pilot devices e) Relays f) Operator Interface D. Sp ...
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Fast Acting Fuse for Semicon- ductor Protection

... several thousands of mF, fed from a DC source. The inductance in the inverter leg can be less than 1mH. In case of semiconductors shoot through the capacitor bank will discharge thru the short circuit path and generate a large fault current that will be cleared by fuses. Alternative locations for th ...
Type USF Ultra-Stable Low TC Ultra-Precision Film
Type USF Ultra-Stable Low TC Ultra-Precision Film

... that are most commonly used in precision analog design. These standard resistance values can be used in precise amplifier gain setting, precise resistor bridge circuits, precise transducer sense circuits, and precise voltage dividers with up to 2500 volt input voltage. Extremely Low Power Coefficient ...
SN65LVDS352 数据资料 dataSheet 下载
SN65LVDS352 数据资料 dataSheet 下载

... hysteresis to improve noise rejection. The differential input thresholds are still no more than ±50 mV over the full input common-mode voltage range. The receiver inputs can withstand ±15 kV human-body model (HBM), with respect to ground, without damage. This provides reliability in cabled and other ...
Position Control of a Linear Variable Reluctance Motor with Magnetically Coupled Phases
Position Control of a Linear Variable Reluctance Motor with Magnetically Coupled Phases

... 1. INTRODUCTION In recent years, linear motors have gained considerable attention in applications for linear motion such as modern laser cutting, robotic assembly systems and transportation [1]. The direct-drive linear motor systems have many advantages compared with traditional (i.e. indirect) rota ...
BD00HC5MEFJ-M
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... can break down the devices, thus making impossible to identify breaking mode, such as a short circuit or an open circuit. If any over rated values will expect to exceed the absolute maximum ratings, consider adding circuit protection devices, such as fuses. (2). Connecting the power supply connector ...
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... The sinusoidally distributed windings in the stator are similar to what would be found in a three-phase induction motor. In single phase (e.g. phase A) the number of turns of wire at any angle (α) is approximately NS cos(α). The other two phases are identical, but shifted 120 degrees. In reality, th ...
International Electrical Engineering Journal (IEEJ) Vol. 5 (2014) No.11, pp. 1632-1638
International Electrical Engineering Journal (IEEJ) Vol. 5 (2014) No.11, pp. 1632-1638

... magnetic core consists of laminated steel. Each stator pole has a simple concentrated winding and there are no conductors of any kind on the rotor. Diametrically opposite windings are connected together either as a pair or in groups to form motor phases. For each phase a circuit with a single ...
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... arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. Buyer is responsible for its products and applications using ON Semiconductor products, including compliance w ...
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... SCADA Systems - SCADA. Control Software: Software designed to control different applications that require an advance control system, such as generation systems remote control, distribution systems with control over power flows and isolating switches, etc. It is included if the application required i ...
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... of degradation. (This means you could have bought a 375 W amplifier and achieved the same radiated signal by buying good quality feed-line components!) Use the lowest loss 50-ohm coaxial cable you can obtain. Use new, clean connectors installed according to the manufacturer’s recommendation. Clean t ...
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... starting the massive rotor of a large synchronous motor. They may also be started as induction motors using a squirrel-cage winding that shares the common rotor: once the motor reaches synchronous speed, no current is induced in the squirrel-cage winding so it has little effect on the synchronous op ...
Low-Drift Bidirectional Low-Side Current
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DLS/CCLRC Cockcroft Institute 2005/6, © N.Marks, 2006
DLS/CCLRC Cockcroft Institute 2005/6, © N.Marks, 2006

VSP2270 数据资料 dataSheet 下载
VSP2270 数据资料 dataSheet 下载

... component of the input signal that was lost with the ac-coupling and establishes the desired dc bias point for the CDS. Figure 1 also shows a simplified block diagram of the input clamp. The input level is clamped to the internal reference voltage CM (1.5 V) during the dummy pixel interval. Specific ...
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Alternating current



Alternating current (AC), is an electric current in which the flow of electric charge periodically reverses direction, whereas in direct current (DC, also dc), the flow of electric charge is only in one direction. The abbreviations AC and DC are often used to mean simply alternating and direct, as when they modify current or voltage.AC is the form in which electric power is delivered to businesses and residences. The usual waveform of alternating current in most electric power circuits is a sine wave. In certain applications, different waveforms are used, such as triangular or square waves. Audio and radio signals carried on electrical wires are also examples of alternating current. These types of alternating current carry information encoded (or modulated) onto the AC signal, such as sound (audio) or images (video).
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