A Simple Strategy for Sensorless Speed Control for an
... an encoder and a resolver. In the industrial field, however, eliminating sensors is desirable because of the costs associated with sensor faults [1, 2]. Hence, many sensorless vector control methods have been investigated, such as model-based methods and adaptive flux observers [3-11]. In general, a ...
... an encoder and a resolver. In the industrial field, however, eliminating sensors is desirable because of the costs associated with sensor faults [1, 2]. Hence, many sensorless vector control methods have been investigated, such as model-based methods and adaptive flux observers [3-11]. In general, a ...
ST485ERB
... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notic ...
... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notic ...
TPS2375-77 - Texas Instruments
... where ILIM is the desired inrush current value, in amperes, and R(ILIM) is the value of the programming resistor from ILIM to VSS, in ohms. The practical limits on R(ILIM) are 62.5 kΩ to 500 kΩ. A value of 178 kΩ is recommended for compatibility with legacy PSEs. Inrush current limiting prevents cur ...
... where ILIM is the desired inrush current value, in amperes, and R(ILIM) is the value of the programming resistor from ILIM to VSS, in ohms. The practical limits on R(ILIM) are 62.5 kΩ to 500 kΩ. A value of 178 kΩ is recommended for compatibility with legacy PSEs. Inrush current limiting prevents cur ...
DC Generator - UniMAP Portal
... The brush voltage drop is often only a very tiny fraction of the generated voltage in a machine so the voltage drop may be left out or approximately included in the value of RA. The internal resistor in the field coils is sometimes lump together with the variable resistor, and the total is called RF ...
... The brush voltage drop is often only a very tiny fraction of the generated voltage in a machine so the voltage drop may be left out or approximately included in the value of RA. The internal resistor in the field coils is sometimes lump together with the variable resistor, and the total is called RF ...
Comparison of Low Power CMOS Voltage Reference Circuit Using
... Metal-Oxide-Semiconductor (CMOS) voltage has been designed by using the conventional charge pump and to achieve the better low power consumption voltage reference circuits and high constant voltage reference different types of charge pumps like Dickson charge pump and the Static Charge Transfer Swit ...
... Metal-Oxide-Semiconductor (CMOS) voltage has been designed by using the conventional charge pump and to achieve the better low power consumption voltage reference circuits and high constant voltage reference different types of charge pumps like Dickson charge pump and the Static Charge Transfer Swit ...
Maxim max912
... of 8.7V (-5.2V to +3.5V). Operation from a single +5V supply provides a common-mode input range of 3.7V (-0.2V to +3.5V). Connect V- to GND for single-supply operation. The MAX912/MAX913 will operate from a minimum single-supply voltage of +4.5V. The V+ supply provides power to both the analog input ...
... of 8.7V (-5.2V to +3.5V). Operation from a single +5V supply provides a common-mode input range of 3.7V (-0.2V to +3.5V). Connect V- to GND for single-supply operation. The MAX912/MAX913 will operate from a minimum single-supply voltage of +4.5V. The V+ supply provides power to both the analog input ...
A balancing and monitoring system for battery cell stacks in
... interested in building their own electrical vehicle. The concept of lithium ion battery stacks is not only applicable in the automotive industry; it can also be useful on many other kinds of applications where energy storage is necessary. There is still development going on in the lithium ion batter ...
... interested in building their own electrical vehicle. The concept of lithium ion battery stacks is not only applicable in the automotive industry; it can also be useful on many other kinds of applications where energy storage is necessary. There is still development going on in the lithium ion batter ...
Tempus JPCR 530194-2012 Energy Efficiency, Renewable Energy Sources and Environmental
... a system other than the frequency set-point value (at a quasi-steady-state frequeny deviation ∆f), in response to a sudden imbalance between power generation and consumption (incident) or random deviations from the power equilibrium (if ΔP > ΔPpi). Since all conrol areas/blocks contribute to the con ...
... a system other than the frequency set-point value (at a quasi-steady-state frequeny deviation ∆f), in response to a sudden imbalance between power generation and consumption (incident) or random deviations from the power equilibrium (if ΔP > ΔPpi). Since all conrol areas/blocks contribute to the con ...
BDTIC ™ Compact
... The 2EDL family contains devices, which control power devices like MOS-transistors or IGBTs with a maximum blocking voltage of +600V in half bridge configurations. Based on the used SOI-technology there is an excellent ruggedness on transient voltages. No parasitic thyristor structures are present i ...
... The 2EDL family contains devices, which control power devices like MOS-transistors or IGBTs with a maximum blocking voltage of +600V in half bridge configurations. Based on the used SOI-technology there is an excellent ruggedness on transient voltages. No parasitic thyristor structures are present i ...
DNBT8105 Features Mechanical Data
... 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 ...
... 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 ...
stray voltage problems in agriculture
... Every part of the grounded neutral system, including conductors, the connections, the earth, and the contact between the ground rods and earth, has some resistance to the flow of electric current. Due to these resistances, whenever there is a current in the neutral system a voltage exists between it ...
... Every part of the grounded neutral system, including conductors, the connections, the earth, and the contact between the ground rods and earth, has some resistance to the flow of electric current. Due to these resistances, whenever there is a current in the neutral system a voltage exists between it ...
Customer Service Standards for Connection
... Customers should notify Endeavour Energy of their supply requirements so that appropriated arrangements can be made. This particularly applies where a customer intends to install items of equipment which: • Place large electrical loads on the electrical distribution system; or • May affect the quali ...
... Customers should notify Endeavour Energy of their supply requirements so that appropriated arrangements can be made. This particularly applies where a customer intends to install items of equipment which: • Place large electrical loads on the electrical distribution system; or • May affect the quali ...
LM4559F
... Description of Electrical Characteristics Described here are the terms of electric characteristics used in this datasheet. Items and symbols used are also shown. Note that item name, symbol and their meaning may differ from those on other manufacturer’s document or general documents. 1. Absolute max ...
... Description of Electrical Characteristics Described here are the terms of electric characteristics used in this datasheet. Items and symbols used are also shown. Note that item name, symbol and their meaning may differ from those on other manufacturer’s document or general documents. 1. Absolute max ...
UM0242
... The objective of this demonstrator is to display to the user the features and capabilities of the USB Power switches (ST204x and ST205x) developed by STMicroelectronics using a Windows® -based host software application and one of several USB low-speed microcontrollers from ST acting as a peripheral ...
... The objective of this demonstrator is to display to the user the features and capabilities of the USB Power switches (ST204x and ST205x) developed by STMicroelectronics using a Windows® -based host software application and one of several USB low-speed microcontrollers from ST acting as a peripheral ...
SLAA668 - Texas Instruments
... With the growing system complexity in ultra-low-power microcontroller applications, minimizing the overall energy consumption is one of the most difficult problems to solve. Multiple aspects including silicon, other onboard hardware components, and application software must be considered. There are ...
... With the growing system complexity in ultra-low-power microcontroller applications, minimizing the overall energy consumption is one of the most difficult problems to solve. Multiple aspects including silicon, other onboard hardware components, and application software must be considered. There are ...
3.1. The dc transformer model
... 1. The dc transformer model represents the primary functions of any dc-dc converter: transformation of dc voltage and current levels, ideally with 100% efficiency, and control of the conversion ratio M via the duty cycle D. This model can be easily manipulated and solved using familiar techniques of ...
... 1. The dc transformer model represents the primary functions of any dc-dc converter: transformation of dc voltage and current levels, ideally with 100% efficiency, and control of the conversion ratio M via the duty cycle D. This model can be easily manipulated and solved using familiar techniques of ...
Evaluation Board User Guide UG-279
... To observe the output voltage ripple of BUCK1, place an oscilloscope probe across the output capacitor (COUT_1) with the probe ground lead at the negative (−) capacitor terminal and the probe tip at the positive (+) capacitor terminal. Set the oscilloscope to ac, 20 mV/division, and 2 μs/division ti ...
... To observe the output voltage ripple of BUCK1, place an oscilloscope probe across the output capacitor (COUT_1) with the probe ground lead at the negative (−) capacitor terminal and the probe tip at the positive (+) capacitor terminal. Set the oscilloscope to ac, 20 mV/division, and 2 μs/division ti ...