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Detection of Stator Short Circuit Faults in Three-Phase
Detection of Stator Short Circuit Faults in Three-Phase

... is normally used in the MCSA. Therefore, the frequency computation and other data-driven computational burden would be much smaller. Sample storage requirement would be also much smaller. ii. These would be particularly helpful for smaller embedded devices which often come with limited computational ...
Lab #6
Lab #6

... (IB = 40 μA, say), then the operating point is set at a point in the active region between cutoff and saturation. If the input is an open circuit (IB = 0 μA), then the BJT output is set at the value VCC. The BJT is "cutoff" because IC is essentially zero and all of VCC appears across the transistor ...
AD9752 数据手册DataSheet 下载
AD9752 数据手册DataSheet 下载

... θJC = 14.0°C/W ...
Switched Mode Converters (4 Quadrants)
Switched Mode Converters (4 Quadrants)

... Adding a circulating current between the 2 thyristor bridges helps!!! ...
safepower-evo-hf
safepower-evo-hf

... All the UPSs power the load simultaneously with automatic sharing of the current. The units exchange information on the operating status and the sync signals by means of the RS485 connections in loop with dual redundancy. This means that even in the event of the accidental interruption of both conn ...
AL8812 Description Pin Assignments
AL8812 Description Pin Assignments

... written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instruct ...
TPA2017D2 数据资料 dataSheet 下载
TPA2017D2 数据资料 dataSheet 下载

... retimiL ,CGA ...
An Optimal Power Supply And Body Bias Voltage
An Optimal Power Supply And Body Bias Voltage

... exponentially both by VDD and V BN in the real microcontroller as in the proposed model. These figures also show that the memory leakage is much more than that of the core―comparing (a) and (b), it appears the leakage is more sensitive by V BN than VDD . This means that the leakage can be well contr ...
(800) 631-2148 - US Thank you for using our
(800) 631-2148 - US Thank you for using our

... CAUTION: Check that the installed product will have sufficient clearance and wiring room prior to installing backboxes and conduit, especially if sheathed multiconductor cable or 3/4" conduit fittings are used. 1) Mounting hardware for each mounting option is supplied. 2) When terminating field wire ...
Evaluates: MAX14591 MAX14591 Evaluation Kit General Description Quick Start
Evaluates: MAX14591 MAX14591 Evaluation Kit General Description Quick Start

... an external 5V power supply. On-board LDO regulators provide the appropriate voltage for each component, and potentiometers allow the user to adjust the power supply for either side of the level translator independently. The EV kit’s PCB is designed with 1oz copper. ...
OSFS, OSFD Active Filters
OSFS, OSFD Active Filters

... that generate harmonics. These can cause electronically controlled devices to fail, break down or exhibit “inexplicable malfunction”. • Sporadic upsets and defects in electronic control systems and devices • Sporadic tripping of circuit breakers for no apparent reason • Cables - especially transf ...
High Voltage Engineering
High Voltage Engineering

Activity: A Peizoelectric Smart Sensor
Activity: A Peizoelectric Smart Sensor

... We will use the term “Smart Sensor” to refer to systems that employs a sensor device mated to microelectronics. In this activity we will use metal coated PVDF films as our sensor system and a computer will take the place of the microelectronics. The system used in this activity is not engineered to ...
Dry-type Transformers for the 72.5 kV Voltage Class
Dry-type Transformers for the 72.5 kV Voltage Class

General Amplifier Systems Word Document
General Amplifier Systems Word Document

... Topic 2.4 – Analogue Communications. 2.4.1 General Amplifier Systems. Power Amplifier A power (or large signal) amplifier generates both large output currents and voltages. The input to a power amplifier should ideally be a large voltage signal (hence large signal amplifier), and is usually taken f ...
A Low-Voltage 12GHz  VCO in 0.13 CMOS for OFDM Applications µ
A Low-Voltage 12GHz VCO in 0.13 CMOS for OFDM Applications µ

... obtained from fitting of the measurement data or extensive simulation. For low voltage operation, the output swing (and hence the phase noise) is limited by the breakdown voltage of the process; in this case, the maximum voltage between any two terminals of the transistor should less than 1.2V for ...
A Better Understanding of Harmonic Distortion in the Petrochemical
A Better Understanding of Harmonic Distortion in the Petrochemical

... On a six pulse drive, the current seen by the system is essentially a wave form that closely approximates a squarewave. See the wave forms in Figs. 5 and 6 which were taken from two-halves of a 12 pulse drive, but each shows the 6pulse type of current. Next, a 12 pulse drive is considered. On the tw ...
MATHSCLASSICmanual.
MATHSCLASSICmanual.

Redi-Flo Variable Frequency Drive Manual
Redi-Flo Variable Frequency Drive Manual

... 2. Connect the motor leads to the Redi-Flo VFD. (Note: With RF4 Variable Performance Pumps you must have an adapter cord to connect to Redi-Flo VFD. #3 and #4 for operation with generator only. WARNING: Do not let the generator run out of gas while powering the VFD. If it surges and creates excessiv ...
Transformer - KFUPM Faculty List
Transformer - KFUPM Faculty List

... Three phase transformers are used throughout industry to change values of threephase voltage and current. Since three-phase power is the most common way in which power is produced, transmitted, and used, an understanding of how three phase transformer connections are made is essential. In this secti ...
MAX1488E ±15kV ESD-Protected, Quad, Low-Power RS-232 Line Driver _______________General Description
MAX1488E ±15kV ESD-Protected, Quad, Low-Power RS-232 Line Driver _______________General Description

... The Machine Model for ESD testing uses a 200pF storage capacitor and zero-discharge resistance. Its objective is to mimic the stress caused by contact that occurs with handling and assembly during manufacturing. Of course, all pins (not just RS-232 inputs and outputs) require this protection during ...
Project P917 - EURESCOM Home Page
Project P917 - EURESCOM Home Page

TWR-5/3-15/250-D12-C Datasheet
TWR-5/3-15/250-D12-C Datasheet

... Input Undervoltage Shutdown and Start-Up Threshold Under normal start-up conditions, devices will not begin to regulate until the ramping-up input voltage exceeds the Start-Up Threshold Voltage. Once operating, devices will not turn off until the instantaneous input voltage drops below the Undervolt ...
The Design of Integrated Switches and Phase Shifters
The Design of Integrated Switches and Phase Shifters

... voltage for best off-case switch compression performance would be –9V. The effects of RF voltage augmenting the control voltage applied to the FET’s gate usually increases the power handling capability of switches. However, at lower frequencies, when the resistance of the external bias resistor Rg i ...
The Digital Self-Tuning Control of Step a Down DC
The Digital Self-Tuning Control of Step a Down DC

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Islanding

Islanding refers to the condition in which a distributed generator (DG) continues to power a location even though electrical grid power from the electric utility is no longer present. Islanding can be dangerous to utility workers, who may not realize that a circuit is still powered, and it may prevent automatic re-connection of devices. For that reason, distributed generators must detect islanding and immediately stop producing power; this is referred to as anti-islanding.The common example of islanding is a grid supply line that has solar panels attached to it. In the case of a blackout, the solar panels will continue to deliver power as long as irradiance is sufficient. In this case, the supply line becomes an ""island"" with power surrounded by a ""sea"" of unpowered lines. For this reason, solar inverters that are designed to supply power to the grid are generally required to have some sort of automatic anti-islanding circuitry in them.In intentional islanding, the generator disconnects from the grid, and forces the distributed generator to power the local circuit. This is often used as a power backup system for buildings that normally sell their excess power to the grid.
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