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Railguns
Railguns

... A compulsator is a compensated pulsed alternator. It is very similar to an alternator found in most automobiles, but it is much larger and is equipped with impedance compensation windings that decrease the rise time of the output pulses. The compulsator consists of a mechanical rotational input, a s ...
Electromagnetic Waves in Media with Ferromagnetic Losses
Electromagnetic Waves in Media with Ferromagnetic Losses

Purpose
Purpose

Technical Note - Copley Controls
Technical Note - Copley Controls

Magnetoresistive Sensor ICs, Nanopower Series Product Datasheet
Magnetoresistive Sensor ICs, Nanopower Series Product Datasheet

... Magnetoresistive Sensor ICs Honeywell’s Nanopower Series Magnetoresistive (MR) Sensor ICs are ultra-sensitive devices designed to accommodate a wide range of applications with large air gaps, small magnetic fields and low power requirements. The sensor ICs respond to either a North or South pole ap ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) e-ISSN: 2278-1676,p-ISSN: 2320-3331,
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) e-ISSN: 2278-1676,p-ISSN: 2320-3331,

Studying the Electric Field Near a Plasma Globe
Studying the Electric Field Near a Plasma Globe

... of the generator in the plasma globe. Use the same antenna that was attached to the multimeter in the previous investigation, and attach it to the oscilloscope leads. Adjust vertical gain until you can easily see a vertical blur at least a few centimeters high with the probe close to the globe. Then ...
Synchronous vs. Aynchronous Buck Regulators - Digi
Synchronous vs. Aynchronous Buck Regulators - Digi

What Do All Those Things on an AC Motor Nameplate Mean?
What Do All Those Things on an AC Motor Nameplate Mean?

... The speed at which rated full-load torque is delivered at rated power output is full-load speed. It is generally given as "RPM" on the nameplate. This speed is sometimes called "slip" speed or actual rotor speed rather than synchronous speed. Synchronous speed is the speed at which the motor would r ...
Hands-on project : Experiment on GOLEM - Golem
Hands-on project : Experiment on GOLEM - Golem

... where pvessel and Tvessel are the pressure and the temperature in the vacuum vessel before the discharge. Note that this does not take into account the impurity contribution. For a given gas pressure, a mixture of hydrogen with other gasses will likely produce more electrons than pure hydrogen, sinc ...


measuring instruments
measuring instruments

... DISADVANTAGES OF MOVING IRON INSTRUMENTS ...
Time optimal control of one and double one winding VCM motor*
Time optimal control of one and double one winding VCM motor*

[ThA1-3] "Magnetic Ear"-Based Balancing of Magnetic Flux in High
[ThA1-3] "Magnetic Ear"-Based Balancing of Magnetic Flux in High

... of the scaled primary and secondary currents was proposed in [4]. In [5] and later in [7], a measurement of the magnetizing current was performed by building an additional transformer with the same turns ratio as the main transformer but with one of the windings in the inverted orientation (cf. Fig. ...
Auto transformer
Auto transformer

... Auto transformer employs only single winding per phase as against two distinctly separate windings in a conventional transformer. Advantages of using auto transformer. For transformation ratio = 2, the size of the auto transformer would be approximately 50% of the corresponding size of two winding ...
study of electromagnetic processes in the experiments of
study of electromagnetic processes in the experiments of

... identified. Obviously, the usual capacitive coupling must be ruled out in this case, since this phenomenon, as mentioned below, is observed at large distances between the emitting and receiving antennas. In this sense, the radiating antenna is used as an energy source, and the receive antenna as an ...
ON THE WAY TO PULSE
ON THE WAY TO PULSE

... A question comes on: can the existing instruments installed before the pulse generator confirm this effectiveness? Let us pay attention to the fact that ammeter A2 installed before the pulse generator indicates I 2 =0.6 A, and voltmeter indicates V2 =220 V (Fig. 13). As a result, power realized by t ...
Symbolic Representation of the Generalized Electric Wave
Symbolic Representation of the Generalized Electric Wave

IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)

Complete PDF Edition (762 KB)
Complete PDF Edition (762 KB)

... The elements were screened just prior to electrode mounting. A 20mA current was applied to each element through 100 needle-like electrodes and the current through each was measured to give a picture of the current flow uniformity. Fig. 7 shows the testing unit, test circuit and typical current distr ...
Multi-field Coupling Simulation and Experimental Study on
Multi-field Coupling Simulation and Experimental Study on

instrument transformers
instrument transformers

... On double-secondary or multiple-secondary current transformers, that is, transformers with two or more separate secondary windings (each having an independent core), all secondary windings not connected to a suitable burden must be shorted. ...
High-Bandwidth High-Temperature (250 °C / 500 °F) Isolated DC
High-Bandwidth High-Temperature (250 °C / 500 °F) Isolated DC

... effectively remove the heat dissipated by the power semiconductor switches and maintain a reasonable size of the cooling system and thus reduce the impact of the high ambient temperature on the power density, a sufficiently large temperature difference between the semiconductor junction and the ambi ...
What is a Inductor TOKEN
What is a Inductor TOKEN

UNIT 16 ELECTRIC MOTORS
UNIT 16 ELECTRIC MOTORS

... How does the rotor turn? Electrical power is not applied directly to the rotor. Electrical current is produced in the rotor by mutual induction, similar to a primary winding of a transformer producing current in the secondary winding. The rotor actually has a path in which current can flow. This sha ...
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Electric machine

The academic study of electric machines is the universal study of electric motors and electric generators. By the classic definition, electric machine is synonymous with electric motor or electric generator, all of which are electromechanical energy converters: converting electricity to mechanical power (i.e., electric motor) or mechanical power to electricity (i.e., electric generator). The movement involved in the mechanical power can be rotating or linear.Although transformers do not contain any moving parts they are also included in the family of electric machines because they utilise electromagnetic phenomena.Electric machines (i.e., electric motors) consume approximately 60% of all electricity produced. Electric machines (i.e., electric generators) produce virtually all electricity consumed. Electric machines have become so ubiquitous that they are virtually overlooked as an integral component of the entire electricity infrastructure. Developing ever more efficient electric machine technology and influencing their use are crucial to any global conservation, green energy, or alternative energy strategy.
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