Description : What is brushless DC motor?
Last Answer : An inverter fed trapezoidal permanent magnet AC motor drive operating in self-controlled mode is called brushless dc motor.
Description : State any two applications of brushless DC motor.
Last Answer : 1) Synthetic fibre drawing works. 2) Turn table drives in record players. 3) Spindle drives in hard disk circuits. 4) Computer peripheral equipments as plotters etc. 5) Gyroscope motors. 6) Biomedical machines as heart pumps.
Description : With the help of necessary sketch, explain in brief the working of brushless DC motor.
Last Answer : Constructional Diagram of Brushless DC Motor: Working of brushless DC motor: The brushless DC motor is the combination of a permanent excited synchronous motor and a frequency ... Suitable PWM techniques allow regenerative breaking, which increases dynamic and efficiency of the drive.
Description : What is Brushless DC Motor (BLDC) ?
Last Answer : Brushless DC Motor (BLDC) The motor is made up of rotor and stator . In BLDC motor the rotor is a ferromagnetic material (permanent magnet). The rotor may be ... winding gives low torque at low speed and start winding gives high torque at low speed.
Description : Advantages and Disadvantages of Permanent Magnet Brushless DC (PMBLDC) Motor
Last Answer : Advantages and Disadvantages of Permanent Magnet Brushless DC (PMBLDC) Motor
Description : Is there anywhere in Edinburgh, Scotland, I can buy brushless motors?
Last Answer : It appears that Claremont Electric Motors and AD Auto Electrics are two places that would either carry brushless motors or at least provide you with information on where you can buy brushless motors.
Description : Why brushless screwdriver is more preferred over brush screwdriver. From where we can buy best electric screwdriver.?
Last Answer : Brushless screwdriver has low noise low vibration and do not have the sparking issue . Brush screwdriver may give low torque after carbon brush damage.We can get best electric screwdriver from Microntech engineers . They provide kilews screwdriver
Description : Which of the following statements, concerning the general maintenance of a brushless generator, is correct? A. Paint should be applied to insulating surfaces on an annual basis. B. Alcohol should be used to ... . D. Accessible generator parts should be wiped with a clean dry rag on a periodic basis.
Last Answer : Answer: D
Description : Brushless generators are designed to operate without the use of ___________. A. brushes B. slip rings C. commutators D. all of the above
Description : What are the parts of a brushless AC generator?
Last Answer : Yoke, armature, stator, rotor, primary exciter, main exciter, rotary diode rectifier assembly, impeller, bearing & housing, end cover, terminal block, AVR.
Description : How to Learn All About Roof Repair?
Last Answer : The roof over your head is something no one really thinksabout...until there is a problem. Roof repair can cost thousands ofdollars and require months of long, tedious and dirty work. Livingin a house ... It is important to educate yourself on how andwhat you need done so the roof repair company do
Description : How long does it take to learn dishwasher repair?
Last Answer : It depends on the type of course and schooling you undergo. It may be possible to take workshops that last a few weeks and sometimes it may take a few months. If you're looking to perform repairs on your own dishwasher, a variety of books and resources are availalble online or at your local library.
Description : What sort of school do you need to go to, to learn the art of watch repair?
Last Answer : There is no formal schooling available on watch repair. This is a skill that is passed down from generation to generation.
Description : How can I learn to repair my own computer?
Last Answer : Cnet.com is one of the best sites for learning computer. You can also try ZDNET.com or Leo Laporte's website Leoland.com. All of these have extensive resources for repairing any problem you might have with your computer.
Description : Where can I learn how to open my own auto repair shop?
Last Answer : www.125aday.com/books/204/start-auto-repair-shop.cfm has some info to help you get started
Description : Can I learn stove and oven repair online?
Last Answer : Is there a stove oven repair course that I can take online? I want to get into the industry and don't know where to start.
Description : wrho can repair my window motor in my 2002 jeep grand cherokee for a affordable?
Last Answer : I would try your local full auto repair shop that will offer you a set installation price if you purchase the part yourself.
Description : In the illustrated test, if the lamp fails to light on any of the three windings then _________. EL-0027 A. all three windings are grounded and the motor should be sent out for repair B. ... the motor controller and the controller should be checked D. the test should be redone at a higher voltage
Last Answer : Answer: C
Description : If the motor fails to start and a voltmeter reading between 1 and 6, as illustrated, indicates line voltage, your next step should be to ________. EL-0007 A. replace fuse '10a' B. replace or repair contact 'Ma' C. reset and determine the cause of the overload D. check line voltage between L1 and L3
Description : To repair a small electrical motor that has been submerged in saltwater, you should _____________. A. wash it with fresh water and apply an external source of heat B. renew the windings ... electrical parts with a carbon tetrachloride cleaning solvent and then blow dry the motor with compressed air
Last Answer : Answer: A
Description : When your motor-bike is out of order all of sudden then what will you do in this situation? Options: A) You will immediately get the bike repair because you feel inferiority to go ... immediately otherwise it will be deteriorated D) You will become neutral as you believe to face every condition
Last Answer : C) You will get it repaired immediately otherwise it will be deteriorated