
An adaptive high speed PMSM control for electric vehicle application
... Synchronous Motors (PMSM) drives are the most competitors to the other. Due to its superior advantages such as high efficiency, low inertia, high torque to current ratio, high power factor, smaller size, lower weight and almost no need for maintenance, makes it more preferable face to the other moto ...
... Synchronous Motors (PMSM) drives are the most competitors to the other. Due to its superior advantages such as high efficiency, low inertia, high torque to current ratio, high power factor, smaller size, lower weight and almost no need for maintenance, makes it more preferable face to the other moto ...
conditioning of rf cavities for Indus-2
... during initial commissioning and future when coupling factor (beta) was adjusted for higher current operation. After baking the pressure level in the cavities reached to about 2x10-9 mbar which was further improved to 5x10-10 mbar after RF conditioning. RF conditioning also helped in resolving the m ...
... during initial commissioning and future when coupling factor (beta) was adjusted for higher current operation. After baking the pressure level in the cavities reached to about 2x10-9 mbar which was further improved to 5x10-10 mbar after RF conditioning. RF conditioning also helped in resolving the m ...
S260-20-10
... The Cooper Power Systems Type TSC switch is a threephase oil-filled device designed specifically for capacitor switching applications on 20/34.5-kv distribution systems. With a capacitive switching current rating of 135 amps and momentary and latching ratings of 12,000 asymmetical amps, the TSC swit ...
... The Cooper Power Systems Type TSC switch is a threephase oil-filled device designed specifically for capacitor switching applications on 20/34.5-kv distribution systems. With a capacitive switching current rating of 135 amps and momentary and latching ratings of 12,000 asymmetical amps, the TSC swit ...
Electrical Transformers, Generators and Protection Theory
... electrons or a charge. The units of measurement are farads. We commonly see it in smaller amounts called microfarads µF and picofarads pF. Capacitance depends on the construction. ...
... electrons or a charge. The units of measurement are farads. We commonly see it in smaller amounts called microfarads µF and picofarads pF. Capacitance depends on the construction. ...
Golden Rules for Low Emission
... Measurement of conducted immunity (harmonic signal coupled on power supply plane according to DPI standard). At each harmonic frequency, the disturbance power is increased until a circuit failure arises. ...
... Measurement of conducted immunity (harmonic signal coupled on power supply plane according to DPI standard). At each harmonic frequency, the disturbance power is increased until a circuit failure arises. ...
MAX1807/MAX1808 Micropower Adjustable Overvoltage Protection Controllers General Description
... Undervoltage lockout holds DP high and FAULT in high impedance until VDD exceeds the VDD undervoltage lockout threshold. When VDD exceeds the undervoltage threshold, the DP and FAULT outputs remain unchanged during the power-on reset period (60µs), allowing the reference and comparators to settle. N ...
... Undervoltage lockout holds DP high and FAULT in high impedance until VDD exceeds the VDD undervoltage lockout threshold. When VDD exceeds the undervoltage threshold, the DP and FAULT outputs remain unchanged during the power-on reset period (60µs), allowing the reference and comparators to settle. N ...
EMW-10000_PFC-UQYU59..
... i. Mount the IGBTs on a heatsink/cold plate (don’t forget to apply thermal paste between the IGBT and the heatsink/plate) ii. Solder together the E2 and G2 pins of the right-side IGBT iii. Solder together the E1 and G1 pins of the left-side IGBT iv. Fit the 2 supplied female spade connectors on the ...
... i. Mount the IGBTs on a heatsink/cold plate (don’t forget to apply thermal paste between the IGBT and the heatsink/plate) ii. Solder together the E2 and G2 pins of the right-side IGBT iii. Solder together the E1 and G1 pins of the left-side IGBT iv. Fit the 2 supplied female spade connectors on the ...
Motor Drive and Control Solutions (Rev. I)
... Host – Motion profile, logic controller or user interface, often c ommunicating over a standard or proprietary field bus (CAN, serial, and Ethernet such as EtherCAT, Ethernet POWERLINK or EtherNet/IP) Digital isolation – Protection and level shifting between different voltage levels Controller – G ...
... Host – Motion profile, logic controller or user interface, often c ommunicating over a standard or proprietary field bus (CAN, serial, and Ethernet such as EtherCAT, Ethernet POWERLINK or EtherNet/IP) Digital isolation – Protection and level shifting between different voltage levels Controller – G ...
BAT42WS / BAT43WS Features Mechanical Data
... Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: ...
... Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: ...
Metacom SCADA Communications Systems Metacom MC402
... If Mode = 3 then the device is not on GPRS due to a GPRS problem in the area. The MC402 will automatically detect GPRS problems and set the mode=3 and try to reconnect to GPRS regularly (Default is 15 Minutes). You should wait for 15 minutes and try again. Configuration problem on the Base Router an ...
... If Mode = 3 then the device is not on GPRS due to a GPRS problem in the area. The MC402 will automatically detect GPRS problems and set the mode=3 and try to reconnect to GPRS regularly (Default is 15 Minutes). You should wait for 15 minutes and try again. Configuration problem on the Base Router an ...
Datasheet - Diodes Incorporated
... The AP2210 is a 300mA ULDO regulator which provides very low noise, ultra low dropout voltage (typically 250mV at 300mA), very low standby current (1µA maximum) and excellent power supply ripple rejection (PSRR 75dB at 100Hz) in battery powered applications, such as handsets, PDAs and in noise sensi ...
... The AP2210 is a 300mA ULDO regulator which provides very low noise, ultra low dropout voltage (typically 250mV at 300mA), very low standby current (1µA maximum) and excellent power supply ripple rejection (PSRR 75dB at 100Hz) in battery powered applications, such as handsets, PDAs and in noise sensi ...
Ancillary Protective and Control Functions Common to - pes-psrc
... capacitor bank to control local voltage. A relay that is applied to protect the capacitor bank can also measure the bus voltage, make a control determination, and initiate switching. This fully automatic control scheme can be removed from service at any time by a remote SCADA operator. If redundancy ...
... capacitor bank to control local voltage. A relay that is applied to protect the capacitor bank can also measure the bus voltage, make a control determination, and initiate switching. This fully automatic control scheme can be removed from service at any time by a remote SCADA operator. If redundancy ...
Chargebuster Jr. H/O with Emitter Cassette Installation, Operation
... should decay the charge in less than 1.5 seconds. Toggle the ± switch and repeat. 3. To test the alarm, apply the 9 volt battery to the front grill and the case simultaneously. Make sure that the charged plate is in the decay/float position and watch the voltage on the charged plate. The voltage sho ...
... should decay the charge in less than 1.5 seconds. Toggle the ± switch and repeat. 3. To test the alarm, apply the 9 volt battery to the front grill and the case simultaneously. Make sure that the charged plate is in the decay/float position and watch the voltage on the charged plate. The voltage sho ...
Chapter 2 Thyristor
... in the order of some milliampères. A TRIAC starts conducting when a current flowing into or out of its gate is sufficient to turn on the relevant junctions in the quadrant of operation. The minimum current able to do this is called gate threshold current and is 1.2.2 Static dv/dt generally indicated by ...
... in the order of some milliampères. A TRIAC starts conducting when a current flowing into or out of its gate is sufficient to turn on the relevant junctions in the quadrant of operation. The minimum current able to do this is called gate threshold current and is 1.2.2 Static dv/dt generally indicated by ...
MAX3380E/MAX3381E +2.35V to +5.5V, 1µA, 2Tx/2Rx RS-232 Transceivers General Description
... +3.7V, the RS-232 outputs are at ±5.5V, which is compliant with the RS-232 standard. As the supply voltage drops below the +3.1V set point, the RS-232 outputs change to ±3.7V, which is compatible with the RS-232 standard. The outputs will remain at the compatible levels until the supply voltage rise ...
... +3.7V, the RS-232 outputs are at ±5.5V, which is compliant with the RS-232 standard. As the supply voltage drops below the +3.1V set point, the RS-232 outputs change to ±3.7V, which is compatible with the RS-232 standard. The outputs will remain at the compatible levels until the supply voltage rise ...
I-GARD CORPORATION I-Gard Corporation PARTNER IN GROUND FAULT PROTECTION August 2014
... seriously affect equipment and processes. An extensive line of ground fault application solutions assist in taking the appropriate actions to ensure electrical systems are safe and properly protected. Capable of supplying a full product range, I-Gard ensures that every customer’s unique combination ...
... seriously affect equipment and processes. An extensive line of ground fault application solutions assist in taking the appropriate actions to ensure electrical systems are safe and properly protected. Capable of supplying a full product range, I-Gard ensures that every customer’s unique combination ...
new triacs: is the snubber circuit necessary?
... When driving an inductive load, triacs are designed with RC snubber. These commutation aid networks are badly optimized in most of applications. The subject of this paper is, first of all, to analyze the functions of snubber circuits for triacs and to propose calculation methods. But today snubber c ...
... When driving an inductive load, triacs are designed with RC snubber. These commutation aid networks are badly optimized in most of applications. The subject of this paper is, first of all, to analyze the functions of snubber circuits for triacs and to propose calculation methods. But today snubber c ...
HMC574MS8 - University of Toronto Physics
... 1. Set logic gate and switch Vdd = +3V to +5V and use HCT series logic to provide a TTL driver interface. 2. Control inputs A/B can be driven directly with CMOS logic (HC) with Vdd of +3 to +8 Volts applied to the CMOS logic gates and to pin 4 of the RF switch. 3. DC Blocking capacitors are required ...
... 1. Set logic gate and switch Vdd = +3V to +5V and use HCT series logic to provide a TTL driver interface. 2. Control inputs A/B can be driven directly with CMOS logic (HC) with Vdd of +3 to +8 Volts applied to the CMOS logic gates and to pin 4 of the RF switch. 3. DC Blocking capacitors are required ...
Leakage current: Moore`s law meets static power
... can absorb it, if necessary. When dynamic power is the dominant source of power consumption—as it has been and as it remains today in many less aggressive fabrication technologies—we can approximate Equation 3 with just the first term. Its V2 factor suggests reducing supply voltage as the most effec ...
... can absorb it, if necessary. When dynamic power is the dominant source of power consumption—as it has been and as it remains today in many less aggressive fabrication technologies—we can approximate Equation 3 with just the first term. Its V2 factor suggests reducing supply voltage as the most effec ...