Search results with tag "Excitation"
EE2401 Power System Operation & Control
www.sasurieengg.com3.2.1 elements of excitation system 42 3.3. types of excitation system 43 static excitation system3.3.1 44 3.3.2 brushless excitation scheme 45 ac excitation system 3.3.3 46 dc excitation system3.3.4 49 modeling of 3.3.5 excitation system 50 3.4 reactive power 53 3.5 voltage control method 54 3.5.1 reactors 54
AD598 LVDT Signal Conditioner - Analog Devices
www.analog.comEXCITATION OUTPUT CHARACTERISTICS (@ 2.5 kHz) Excitation Voltage Range 2.1 24 2.1 24 V rms Excitation Voltage (R1 = Open)8 1.2 2.1 1.2 2.1 V rms (R1 = 12.7 kΩ)8 2.6 4.1 2.6 4.1 V rms (R1 = 487 Ω)8 14 20 14 20 V rms Excitation Voltage TC9 600 600 ppm/°C Output Current 30 30 mA rms T MIN to T MAX 12 12 mA rms Short Circuit Current 60 60 mA
Response to Harmonic Excitation - Waterloo Maple
www.maplesoft.comsystem. The response of a system to harmonic excitation is a very important topic because it is encountered very commonly and also covers the concept of resonance. Resonance occurs when the external excitation has the same frequency as the natural frequency of the system. It
Ch. 3: Forced Vibration of 1-DOF System
pioneer.netserv.chula.ac.thCh. 3: Forced Vibration of 1-DOF System 3.1 Harmonic Excitation Force input function of the harmonic excitation is the harmonic function, i.e. functions of sines and cosines. This type of excitation is common to many system involving rotating and reciprocating motion. Moreover, many other forces can be represented as an infinite
Raman spectroscopy - University of California, Irvine
www.chem.uci.eduexcitation Raman > 90% efficient Holographic notch or edge filter 2 1 Delivering the light Raman microscope systems typically operate in with the excitation direction and collected Raman scattering direction separated 1800. This mode of collection and excitation is referred to as “back-scattering”. Typically back-scattered Raman collection
Diesel Generator 500 kVA - Kohler Power
www.kohlerpower.inExcitation Self excitation Frequency, Fixed, Hz 50 Short circuit ratio 0.426 Full load current - 3 Phase 695.6 Prime at 125° C, kVA 500 Advanced Digital Controller (ADC3503) Standard Features • Master switch: Control On/Off • Event Log • Remote two-wire start/stop capability • One-source responsibility for generating system & accessories
Vibration Testing (br0227)
www.bksv.com,Sine excitation Random excitation Environmental teating Mounting of the teat object Fixtures Static compensation Vibration ,reaponae linveatigation Endura,nce conditioning Swept sine testing Conditioning at aingle frequencies Random teating Derivation of teat data Structural, rHearch Mecl1anlcal impedance and mobility
Physics of MRI - New York University
eeweb.engineering.nyu.eduIf M is parallel to z-axis before the RF excitation pulse, the tip angle after the excitation (with duration \tau_p) is • If B_1^e(t) is rectangular • Pulse that leads to \alpha=\pi/2 is called “\pi over 2 pulse”, which elicits the largest transverse component M_xy, and hence largest NMR signal •
Fluorescence Excitation and Emission Fundamentals
www.chem.uci.eduexcitation to emission, is measured in only billionths of a second, the phenomenon is a stunning manifestation of the interaction between light and matter that forms the basis for the expansive fields of steady state and time-resolved fluorescence spectroscopy and microscopy.
MX341 AUTOMATIC VOLTAGE REGULATOR (AVR)
www.stamford-avk.comSPECIFICATION, INSTALLATION AND ADJUSTMENTS General description Technical specification MX341 is a two phase sensed Automatic Voltage Regulator and forms part of the excitation system for a brush-less generator. Excitation power is derived from a three-phase permanent magnet generator (PMG), to
ACTION-Net: Multipath Excitation for Action Recognition
arxiv.orgACTION-Net: Multipath Excitation for Action Recognition Zhengwei Wang 1Qi She2 Aljosa Smolic 1V-SENSE, Trinity College Dublin, Ireland 2ByteDance AI Lab, China fzhengwei.wang,SMOLICAg@tcd.ie, sheqi1991@gmail.com Abstract Spatial-temporal, channel-wise, and motion patterns are
CHAPTER- 11 GENERATOR TECHNICAL & EXCITATION …
ahec.org.in261 CHAPTER- 11 GENERATOR TECHNICAL & EXCITATION SYSTEM SPECIFICATION 11.1 Specifications Typical specifications of a large vertical peaking hydro generators (umbrella/semi umbrella) with static
Squeeze-and-Excitation Networks - CVF Open Access
openaccess.thecvf.comSqueeze-and-Excitation Networks Jie Hu1∗ Li Shen2∗ Gang Sun1 hujie@momenta.ai lishen@robots.ox.ac.uk sungang@momenta.ai 1 Momenta 2 Department of Engineering Science, University of Oxford Abstract Convolutional neural networks are built upon the con-volution operation, which extracts informative features by
Thyricon™ Excitation System - Voith
voith.com2 3 The Thyricon Excitation Family represents the extensive experience and knowledge of Voith Hydro as one of the major hydropower generator manufacturers.
LightCycler® 96 Real-Time PCR System - Roche
lifescience.roche.comTable 1: Overview of LightCycler ® 96 excitation and emission filters, dyes and detection formats Figure 1: Innovative optics. The LightCycler ® 96 patent-pending optics system is comprised of two robust sets of 96 fiber optics, one for providing the excitation light (green) and one for collecting the emitted light (red) to and from each well.
DIGITAL EXCITATION CONTROL SYSTEM DECS-100 - Leroy …
www.leroy-somer.comDECS-100 General Information 1-1 SECTION 1 • GENERAL INFORMATION INTRODUCTION The Basler Digital Excitation Control System (DECS-100) is an electronic, solid-state, microprocessor
How to Calculate Luminosity, Dominant Wavelength, and ...
www.semrock.comexcitation purity. These terms specifically refer to the definitions in the CIE system given below, but they have analogies in many other systems. A set of more general terms often used to qualitatively describe color are: brightness, hue, and saturation (analogous to luminosity, dominant wavelength, and excitation purity, respectively).
Lecture 3: Neural Network Basics & Architecture Design
zsc.github.io•Deep neural networks •Convolutional Neural Networks (CNNs) ... Squeeze-and-Excitation Networks Hu J, Shen L, Sun G. Squeeze-and-Excitation Networks. Summary: Ideas of Structure Design •Deeper and wider •Ease of optimization •Multi-path design •Residual path •Sparse connection.
arXiv:1910.03151v4 [cs.CV] 7 Apr 2020
arxiv.orgOne of the representative methods is squeeze-and-excitation networks (SENet) [14], which learns channel attention for each convolution block, bringing clear performance gain for various deep CNN architectures. Following the setting of squeeze (i.e., feature ag-gregation) and excitation (i.e., feature recalibration) in
Squeeze-and-Excitation Networks - robots.ox.ac.uk
www.robots.ox.ac.ukSqueeze-and-Excitation Networks (SENets) formed the foundation of our winner entry on ILSVRC 2017 Classification [Statistics provided by ILSVRC] SENets. Convolution A convolutional fil ter is expected to be an informative combination • Fusing channel-wise and spatial information
CFX96 Real-Time PCR Detection System - Bio-Rad …
www.bio-rad.comExcitation and detection wavelength ranges for the CFX96 system. Wavelength, nm Normalized absorbance 425 450500 550 600 650 700 750775 Excitation Channel 1 450–490 FAM Channel 2 515–535 HEX Channel 3 560–590 Texas Red Channel 4 620–650 Cy5 Channel 5 672–684 Reporter dye: Quasar 705 1.00 0.90 0.80 0.70 0.60 0.50 0.40 0.30 0.20 0.10 0.00
LSA 46 - Nidec Leroy-Somer
www.leroy-somer.comExcitation and regulation system Excitation system Regulation options AVR SHUNT AREP (option) PMG (option) C.T. Current transformer for paralleling Mains paralleling Remote voltage potentiometer R250 Standard √ D350 Option Standard Standard √* √ D550 Option Option Option √* √ √ *: only with AREP or PMG
WECC Power System Stabilizer Tuning Guidelines
www.wecc.orgexcitation system is critical in the overall capability of a PSS. Tuning of a PSS shall only be accomplished after the excitation system has been tuned and calibrated. On new equipment, PSS may be software incorporated in digital automatic voltage regulators. AVR terminal voltage and current measurements are used to compute
Power System Protective Relays: Principles & Practices
site.ieee.orgA relay that functions to prevent overheating of the field excitation winding by reducing or interrupting the excitation of the shunt field. See also: relay. (IA/ICTL/IAC) [60] field relay (power system device function numbers) A relay that functions on a given or abnormally low value or failure of machine field current, or on an excessive value
Introduction to Density Functional Theory
vergil.chemistry.gatech.edu• Can have large errors for excitation energies to Rydberg excited states (fix with asymptotically-corrected functionals like CAM-B3LYP) (DFT for excited states is called time-dependent DFT, or TDDFT) • Can totally fail for charge-transfer states (fix with “range-separated hybrids” that include HF exchange at …
1 MSPS, 12-Bit Impedance Converter, Network Analyzer Data ...
www.analog.comProgrammable output peak- to-peak excitation voltage to a maximum frequency of 100 kHz Programmable frequency sweep capability with serial I 2 C interface . Frequency resolution of 27 bits (<0.1 Hz) Impedance measurement range from 1 kΩ to 10 MΩ . Capable of measuring of 100 Ω to 1 kΩ with additional circuitry
CATERPILLAR GENERATOR SETS - ProElektro
proelektro.euGenerator excitation : AREP or permanent magnet Generator anti-condensation heater Control systems, remote monitoring, digital metering, multiple alarms/shut-downs, auto-start to utility synchronizing. Differential protection on the circuit breaker Different circuit breakers available Extended capacity fuel tank, up to 12 or 24
Convolutional Networks with Adaptive Inference Graphs
vision.cornell.eduand squeeze-and-excitation networks [13] where the output of a residual layer is rescaled according to the layer’s importance. This allows these approaches to emphasize some layers and pay less attention to others. In contrast to our
NeXtVLAD: An E cient Neural Network to Aggregate Frame ...
static.googleusercontent.comInspired by the work of Squeeze-and-Excitation networks[28], as shown in Figure 4, the SE Context Gating consists of 2 fully-connected layers with less parameters than …
EX2100e Excitation Control - General Electric
www.ge.comIntegrated Control Systems (ICS), and the Human-machine Interface (HMI). For stand-alone retrofit applications, integration with customer distributed control systems (DCS) through serial or Modbus® Ethernet is supported. This document specifically addresses applications for the 35 A and 120 A (nominal) series of EX2100e Control Regulator systems.
Model 4500 Series - GEOKON
www.geokon.comWhen the excitation ends, the wire continues to vibrate. During vibration, a sinusoidal signal is in duced in the coils and transmitted to the ... filter housing, allowing the water to squeeze through the filter stone as it is installed. For piezometers with a …
Flow Cytometry Basics Guide - Bio-Rad
www.bio-rad-antibodies.comLight measured at a 90o angle to the excitation line is called side scatter (SSC) . The SSC can provide information about the relative complexity (for example, granularity and internal structures) of a cell or particle; however as with forward scatter this can depend on various factors .
Modeling and Control of DC/DC Boost Converter
www-personal.umich.eduexcitation is relative small, then it is reasonable to use the first-order approximation to replace the original system. In a dc/dc converter circuit, the system actually works in two modes: switch open mode and switch close mode. The system is a nonautonomous system, because the system differential equations are discontinous.
SX460 AUTOMATIC VOLTAGE REGULATOR (AVR)
www.northern-lights.comSPECIFICATION, INSTALLATION AND ADJUSTMENTS General description Technical specification SX460 is a half-wave phase-controlled thyristor type Automatic Voltage Regulator (AVR) and forms part of the excitation system for a brush-less generator. In addition to regulating the generator voltage, the AVR
9.0 GENERATOR, EXCITER, AND VOLTAGE REGULATION
www.nrc.gov4. Describe the function of the excitation system and the associated voltage regulator. 5. Identity the major components of the exciter and voltage regulator system. 9.1 Generator Principles The following is a brief discussion of generator operation and its relationship to the mechanical load placed on the diesel engine. 9.1.1 Electromagnetic ...
AGN 203 - Japanese National Electrical Distribution System
www.stamford-avk.comTo offer the best possible control on the performance of the alternator at these operating parameters, the alternator must be fitted with a 3-phase sensing AVR - MX321 AVR or a digital AVR if this is available. The MX AVR or digital AVR requires a PMG system to be fitted, to provide separate excitation and the benefit of better load acceptance.
CFX96 Touch Real-Time PCR System - Bio-Rad Laboratories
www.bio-rad.comSystem includes one channel with an LED-filter photodiode combination designated for single-color fluorescence resonance energy transfer (FRET) experiments, further expanding your experimental options. Discrete excitation and detection wavelengths for the CFX96 Touch System enable thorough data discrimination. 425 450500 550 600 650 700 750 775
Standard MOD-026-1 Verification of Models and Data for ...
www.nerc.comStandard MOD-026-1 — Verification of Models and Data for Generator Excitation Control System or Plant Volt/Var Control Functions Page 2 of 17 4.2.3 Generation in the ERCOT Interconnection with the following characteristics: 4.2.3.1 Individual generating unit greater than 50 MVA (gross nameplate rating). 4.2.3.2 Individual generating plant consisting of multiple generating units
Coordinate Attention for Efficient Mobile Network Design
openaccess.thecvf.comable for mobile networks. Considering the restricted computation capacity of mo-bile networks, to date, the most popular attention mech-anism for mobile networks is still the Squeeze-and-Excitation (SE) attention [18]. It computes channel atten-tion with the help of 2D global pooling and provides no-
Dynamic Convolution: Attention Over Convolution Kernels
openaccess.thecvf.comwise convolution, channel shuffle, squeeze-and-excitation [12], asymmetric convolution [5]) and architecture search ([27, 6, 2]) are important for designing efficient convolu-tional neural networks. However, even the state-of-the-art efficient CNNs (e.g. MobileNetV3 [10]) suffer significant performance degrada-
arXiv:1904.11492v1 [cs.CV] 25 Apr 2019
arxiv.orgSqueeze-Excitation Networks [14] adopt channel-wise rescaling to explicitly model channel dependencies. Our global context network is a new backbone architec-ture, with novel GC blocks to enable more effective global context modeling, offering superior performances on a wide
MSRF-Net: A Multi-Scale Residual Fusion Network ... - arXiv
arxiv.orgThe Squeeze and Excitation (S&E) block was able to model interdependencies between the channels and derive a global information map that helps in emphasizing relevant features and suppressing irrelevant features. FED-Net [30] incorporated these (S&E) blocks in their modified
Deep Learning in Depth: IARPA’s Functional Map of the ...
resources.sei.cmu.edumodels such as SENets, that’s squeeze-and-excitation networks. Carson: So if I can interrupt for a second, a very high-level view of this is that, this is just an image recognition challenge, which is what deep learning kind of came to fruition in proving to
Excitation tables: D flip-flop - UMD
www.cs.umd.eduExcitation tables: D flip-flop Characteristic tables define the behavior of flip-flops: D flip-flop T flip-flop DQQ+OperationTQQ+Operation 000reset 000hold 010reset 011hold 101set 101toggle 111set 110toggle Excitation table: Shows what input is necessary to generate a given output Different view of flip-flop operation Inputs: Q, Q+ Output ...
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