Electronic Throttle Control – Wikipedia, The Free Encyclopedia
Instead, the electronic control unit (ECU) determines the required throttle position by calculations from data measured by other sensors such as an also working 'behind the scenes' to dramatically improve the ease with which the driver can execute gear changes and deal with the dramatic torque … Read Article

ELECTROMAGNETIC AND DESIGN ASPECTS OF MAGNETIC MINI-ACTUATORS
Magnets and are often called PM stepper motors, particularly when the contribution to the overall torque of the reluctance Field calculations Due to the very complex geometrical structure of the electromechanical convert … Retrieve Doc

Electric Generator – Wikipedia, The Free Encyclopedia
Tachogenerators are frequently used to power tachometers to measure the speeds of electric motors Induction • Brushed DC • Brushless DC • Stepper • Linear • Unipolar • Reluctance • Synchronous Braking chopper • Cycloconverter • DC injection braking • Amplidyne • Direct torque control • … Read Article

DESIGN METHODOLOGY FOR LOW SPEED VARIABLE RELUCTANCE MOTORS
Switched reluctance motors are capable of producing high torque at low speed. Switched reluctance motors are single stack variable reluctance stepper motors coupled Table 5.3 Comparison of Torque Calculations Summarv Mutually coupled windings used in place of conventional … Fetch Here

A Gimbaled Platform For Micro Aerial Vehicle Autopilot …
The platform is controlled by five stepper motors ( 2 ), two for pitch, two for roll, and one for This software was chosen to handle the flight dynamics calculations and provide data to both the A planetary gearbox with a gear ratio of 10:1 was used to scale the stepper motor's torque an order of … Visit Document

Unipolar Stepper motor Controller
Step-U is a complete, serially controlled, drive system for unipolar stepper motors. whether the windings are left energized (for maximum holding torque) or … Access Content

Stepping Up Performance: Medical Applications Benefit From …
• Efficiency Calculations • 3-Year Warranty T he DL850 ScopeCorder features high vertical Key operating characteristics for stepper motors include: • Speed • Torque and Torque Ripple … Access This Document

What motor, Screw And Gearing Should I Choose?
• Emphasised constant power/constant torque for clarity in the “Back to the motors” section (again thanks to Graham for • A bit more on different screw leads and stepper motors in the “Selecting the However, most if not all of the calculations that follows … Visit Document

TITLE OF THE TERM PAPER
The stepper motors provides constant torque over a wide range of speeds and allows the cannon to respond without skipping steps. This was contradictory to the results of the rotary table tests and initial calculations. … Read Document

Steering – Wikipedia, The Free Encyclopedia
General Motors offered Delphi's Quadrasteer in their consumer Silverado/Sierra and Suburban/Yukon. Helicopters are steered by cyclic control, changing the thrust vector of the main rotor(s), and by anti-torque control, usually provided by a tail … Read Article

Efficiency And Torque CalculationsEfficiency And Torque …
Efficiency and Torque CalculationsEfficiency and Torque Calculations Any AC or DC, Servo or Stepper motors can be used along with whatever control systems are required for … View Document

TYPICAL QUESTIONS & ANSWERS OBJECTIVE TYPE QUESTIONS
Ans: D Stepper motor works on 1-phase-ON or 2-phase -ON modes of operation Q.31 The 'sheath' is used in cable to (A) provide Q.84 As compared to shunt and compound DC motors, the series DC motor will have the highest torque because of its comparatively _____ at the start. … Fetch Here

MOTION CONTROL
Motor/Load Considerations •Stability/Bandwidth Considerations •Inertia Calculations The basic motors used in motion control such as DC and AC motors, stepper and servo motors and their sequencers/microstepping) •Miscellaneous Types •Characterising motors (torque-speed/ data sheets) BRUSH AC MOTORS … Get Doc

HEORY STEP – RED (B) WHITE (COM B) YELLOW (B)
All SKC stepper motors are available with either two coil bipolar or four coil unipolar windings. However, at higher rates the torque outputs are equivalent. Step Motor Load Calculations and Selection … Fetch Doc

Introduction & Contents
A comparison of stepper and servo motor technologies .. 33 PART II – APPLICATIONS Torque and inertia calculations.. 35 Sizing mains transformers for positioning systems ..39 Dynamic braking of servo motors … Fetch This Document

ENGG3490: Mechatronics System Design; W07. Prepared By Radu …
stepper DC motors; zUnderstand how to design electronics to Radu Muresan 6 Construction of Electric Motors Torque is Prepared by Radu Muresan 51 Torque Speed Characteristic of the Series DC Motors ENGG3490: Mechatronics System Design; W07. Prepared by Radu Muresan 52 Calculations presented in … View This Document

ICRobot Competing In Eurobot UK 2011 – YouTube
stepper motor based differential drive system + pololu stepper drivers Sharp IR sensors for detecting pawns at distance Lesson learnt – when doing torque calculations, ensure the motors can at least drive the robot up a 45 degree incline (i.e. the force at the wheel's surface … View Video

Introduction And Quick Setup
Stepper motors rotate one small step at a time, and are special The Controller performs all calculations and intelligence to step motor documents state that bipolar motors produce more torque … Fetch Full Source