Earth Fault Resistance Monitor (EFREM)
... The detection of field ground faults on generators or synchronous motors with brushless exciters has always been difficult. Conventional field ground detectors may detect the occurrence of faults but provide no advance warning or indication of the fault’s severity. The severity at the detection thre ...
... The detection of field ground faults on generators or synchronous motors with brushless exciters has always been difficult. Conventional field ground detectors may detect the occurrence of faults but provide no advance warning or indication of the fault’s severity. The severity at the detection thre ...
Evaluate: MAX2472/MAX2473 MAX2472/MAX2473 Evaluation Kits General Description Features
... This section describes the circuitry surrounding the IC in the MAX2472/MAX2473 EV kits. For more detailed information covering device operation, please consult the MAX2472/MAX2473 data sheet. Figure 1 shows the schematic for the MAX2472/ MAX2473 EV kits. Input capacitors C7 and C8 are 100pF DC-block ...
... This section describes the circuitry surrounding the IC in the MAX2472/MAX2473 EV kits. For more detailed information covering device operation, please consult the MAX2472/MAX2473 data sheet. Figure 1 shows the schematic for the MAX2472/ MAX2473 EV kits. Input capacitors C7 and C8 are 100pF DC-block ...
User_Guide - ElecFreaks
... number. But, because the measurment voltage is only between 0.3 V and at most 1.3 V, the polarity doesn’t matter. When the part is connected, you should not touch it during the measurement. You should put it down to a nonconducting pad if it is not placed in a socket. You should also not touch to t ...
... number. But, because the measurment voltage is only between 0.3 V and at most 1.3 V, the polarity doesn’t matter. When the part is connected, you should not touch it during the measurement. You should put it down to a nonconducting pad if it is not placed in a socket. You should also not touch to t ...
TIP47/TIP48/TIP49/TIP50 NPN Silicon Transistor T IP
... SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: ...
... SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: ...
TPS2561A-Q1 - Texas Instruments
... resistor. This device incorporates an internal charge pump and gate drive circuitry necessary to drive the Nchannel MOSFETs. The charge pump supplies power to the driver circuit for each channel and provides the necessary voltage to pull the gate of the MOSFET above the source. The charge pump opera ...
... resistor. This device incorporates an internal charge pump and gate drive circuitry necessary to drive the Nchannel MOSFETs. The charge pump supplies power to the driver circuit for each channel and provides the necessary voltage to pull the gate of the MOSFET above the source. The charge pump opera ...
FAN6754A Highly Integrated Green- Mode PWM Controller Brownout and V
... achieve brownout and high/low line compensation. Once the voltage on the HV pin is lower than the brownout voltage, PWM output turns off. High/low line compensation dominates the cycle-bycycle current limiting to achieve constant output power limiting with universal input. ...
... achieve brownout and high/low line compensation. Once the voltage on the HV pin is lower than the brownout voltage, PWM output turns off. High/low line compensation dominates the cycle-bycycle current limiting to achieve constant output power limiting with universal input. ...
Lecture Notes EEE 360
... • The magnetic field produced by the stator poles induces a voltage in the rotor (or armature) coils when the generator is rotated. • This induced voltage is represented by a voltage source. • The stator coil has resistance, which is connected in series. • The pole flux is produced by the DC excitat ...
... • The magnetic field produced by the stator poles induces a voltage in the rotor (or armature) coils when the generator is rotated. • This induced voltage is represented by a voltage source. • The stator coil has resistance, which is connected in series. • The pole flux is produced by the DC excitat ...
State identification of MV power network with wind power generation
... by changing the turns ratio of HV/MV transformers by using tap changers. As a result the step increase or decrease of voltage is obtained on the low voltage side of the power transformer. There are two ways of voltage control used in HV/MV power transformers: Manual Voltage Regulation (MVR) – tran ...
... by changing the turns ratio of HV/MV transformers by using tap changers. As a result the step increase or decrease of voltage is obtained on the low voltage side of the power transformer. There are two ways of voltage control used in HV/MV power transformers: Manual Voltage Regulation (MVR) – tran ...
Using an I/O port pin as an A/D converter input
... actual value of capacitor used and in the threshold switching voltage of the input. Although a capacitor value of 0.1f is used, its tolerance is likely to be large. If a software calibration routine was carried out these absolute errors could be compensated for, after which reasonable accuracy coul ...
... actual value of capacitor used and in the threshold switching voltage of the input. Although a capacitor value of 0.1f is used, its tolerance is likely to be large. If a software calibration routine was carried out these absolute errors could be compensated for, after which reasonable accuracy coul ...
I. Introduction
... control of PMSM with PI and Adapted fuzzy based speed control using flux weakening operation. In this method with having advantages in permanent magnet synchronous machine (PMSM) drive can utilization and widen flux weakening region the maximum utilization of inverter output regulated current satura ...
... control of PMSM with PI and Adapted fuzzy based speed control using flux weakening operation. In this method with having advantages in permanent magnet synchronous machine (PMSM) drive can utilization and widen flux weakening region the maximum utilization of inverter output regulated current satura ...
Isolated Data Transmission and Power Conversion Integrated Into a
... Galvanic isolation is used in a variety of industries, most commonly to provide safety against potentially lethal voltages. Isolation is also used to eliminate the effects of noise and common mode voltage differences created by ground loops, or as a level shifter between dissimilar operating voltage ...
... Galvanic isolation is used in a variety of industries, most commonly to provide safety against potentially lethal voltages. Isolation is also used to eliminate the effects of noise and common mode voltage differences created by ground loops, or as a level shifter between dissimilar operating voltage ...
Placid HD Guide - Twisted Pear Audio
... amount of power that is used can vary (blue). As one might understand this is not the most efficient use of power, but it does offer a very clear advantage: the output of shunt regulators usually has extremely low amounts of noise. This makes it a favorite choice for audio applications. From a DIY p ...
... amount of power that is used can vary (blue). As one might understand this is not the most efficient use of power, but it does offer a very clear advantage: the output of shunt regulators usually has extremely low amounts of noise. This makes it a favorite choice for audio applications. From a DIY p ...
Introduction to the Use of MicroTran R and other EMTP Versions
... type iteration method. This method is unreliable with respect to convergence, and only works for some cases. In the DCG/EPRI version of the EMTP, a power ow option was added which uses Newton's iteration method. This method is much more reliable. This option also takes physical constraints into a ...
... type iteration method. This method is unreliable with respect to convergence, and only works for some cases. In the DCG/EPRI version of the EMTP, a power ow option was added which uses Newton's iteration method. This method is much more reliable. This option also takes physical constraints into a ...
DEH-40700 ASPMETER Panelboard Monitoring System Installation
... limits for a class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential environment. This equipment generates, uses, and can radiate radio frequency energy and, ...
... limits for a class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential environment. This equipment generates, uses, and can radiate radio frequency energy and, ...
XC221A1200MR-G Datasheet
... protection) are in force for equipment employing products listed in this datasheet. 4. The products in this datasheet are not developed, designed, or approved for use with such equipment whose failure of malfunction can be reasonably expected to directly endanger the life of, or cause significant in ...
... protection) are in force for equipment employing products listed in this datasheet. 4. The products in this datasheet are not developed, designed, or approved for use with such equipment whose failure of malfunction can be reasonably expected to directly endanger the life of, or cause significant in ...
A New Low-Cost Flexible IGBT Inverter Power Module for
... a current limiting resistor and an NTC thermistor /resistor pair for over-temperature protection. The over current trip circuit also responds to an input signal generated from an external sense element such as a current transformer or sense resistor. The input pin for the trip circuit performs a dua ...
... a current limiting resistor and an NTC thermistor /resistor pair for over-temperature protection. The over current trip circuit also responds to an input signal generated from an external sense element such as a current transformer or sense resistor. The input pin for the trip circuit performs a dua ...
2011 Problems
... 1. Circle the letter of the best (one and only one) answer for each. [10 pts; 1 pt each] A) Resolution of an instrument is: a) the difference between its true output and its measured value b) the standard deviation of its measured output c) the largest signal that it can measure without distortion ...
... 1. Circle the letter of the best (one and only one) answer for each. [10 pts; 1 pt each] A) Resolution of an instrument is: a) the difference between its true output and its measured value b) the standard deviation of its measured output c) the largest signal that it can measure without distortion ...
BDTIC www.BDTIC.com/infineon RF and Protection Devices BFR740L3RH
... Due to technical requirements, components may contain dangerous substances. For information on the types in question, please contact the nearest Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Inf ...
... Due to technical requirements, components may contain dangerous substances. For information on the types in question, please contact the nearest Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Inf ...
Lab: Series and Parallel Circuits
... across each load? __________________________________________________________________________ __________________________________________________________________________ b) Why does adding another load in series affect voltage drop in this way? _________________________________________________________ ...
... across each load? __________________________________________________________________________ __________________________________________________________________________ b) Why does adding another load in series affect voltage drop in this way? _________________________________________________________ ...