Results 61 to 70 of about 4,889,516 (137)
Voltage dip immunity of equipment in installations [PDF]
, 2007 This paper presents the status of the work in C4.110, a joint working group by CIGRE, CIRED and UIE. The scope of the working group is to gather technical knowledge on the immunity of equipment, installations and processes against voltage dips, and to ...
Stephens, M. +5 more
core
A Four-Phase High Voltage Conversion Ratio Bidirectional DC-DC Converter for Battery Applications
, 2015 This study presents a four-phase interleaved high voltage conversion ratio bidirectional DC-DC converter circuit based on coupled inductors and switched capacitors, which can eliminate the defects of conventional high voltage conversion ratio ...
Li-Kun Xue +4 more
core +1 more source
Signal ratio system utilizing voltage controlled oscillators Patent [PDF]
, 1968 Voltage controlled oscillators and pulse amplitude modulation for signal ratio ...
Broderick, R. F.
core
Voltage-to-Duty Ratio Convertor [PDF]
In this paper, we describe an A / D conversion circuit for converting the duty ratio of a voltage from the Op-amp and resistor and capacitor.
25616 +7 more
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Journal of Economic Geology, 2015 Introduction The occurrence of blueschist metamorphic facies is believed to mark the existence of former subduction zones. This facies is represented in the main constituents of subduction-accretion complexes, where it occurs in separate tectonic ...
Fereshteh Bayat, Ghodrat Torabi
doaj
Calculation of Shaft Voltage and Bearing Current of Brushless DC Motor Driven by PWM Inverter
, 2005 This paper describes the calculated and measured waveforms of shaft voltage and bearing currents of the brushless DC motor driven by PWM inverter. At first, we discussed the current path of the bearing current when unloaded side bearing is conducting and
core
Research in piezoelectric energy harvester (PEH) for powering micro-scale devices have been gaining momentum in the past decade. The modeling works are critical to accurately predict performances of PEH structures with different dimensions and active ...
Xu, Feng +2 more
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A Crab Claw-Inspired Stick-Slip Piezoelectric Actuator with Low-Frequency, High-Speed Operation and Autonomous Backward Motion Suppression. [PDF]
Sensors (Basel)Xie L, Wang L, Wei X, Fang B, Fang Y.
europepmc +1 more source
Electromagnetic Non-Resonant Vibration Energy Harvesters with Linear Magnetic Gear. [PDF]
Micromachines (Basel)Wang J, Kim ES.
europepmc +1 more source
A Large-Aperture Variable Iris Directly Driven by a V-Shaped Mode-Coupled Ultrasonic Motor: Design, Optimization, and Experimental Validation. [PDF]
Micromachines (Basel)Lv B +8 more
europepmc +1 more source