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Scherbius Drive System
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Aug 25, 2017
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anonymous
Scherbius Drive System
scherbius
drive
system
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Aug 25, 2017
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anonymous
Scherbius Drive System
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asked
Aug 25, 2017
by
anonymous
Kramer Drive System
Kramer Drive System
Last answer:
Kramer Drive System Kramer drive is a rotor side speed control drive of induction motor. Slip is the difference between synchronous speed and rotor speed. It is the ... and DC motor. The static Kramer drive is costlier because of the cost of DC motor.
kramer
drive
system
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2
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asked
Apr 28, 2018
by
anonymous
In an adjustable speed ac drive which quantity gets reduced above rated speed ?
In an adjustable speed ac drive which quantity gets reduced above rated speed ? (A) developed torque (B) stator frequency (C) reduced starting torque (D) stator current
Last answer:
In an adjustable speed ac drive which quantity gets reduced above rated speed ? (A) developed torque (B) stator frequency (C) reduced starting torque (D) stator current
adjustable
speed
ac
drive
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1
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asked
Jul 6, 2019
by
anonymous
Adjustable-speed drive
Adjustable-speed drive
Last answer:
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adjustable-speed
drive
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1
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asked
Mar 20, 2018
by
anonymous
For constant torque drive which speed control method is preferred ?
Last answer:
For constant torque drive armature voltage control speed control method is preferred.
constant
torque
drive
speed
control
method
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88
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1
answer
asked
Mar 18, 2018
by
anonymous
The synchronous motor which works on leading power factor and does not drive any mechanical load is called?
The synchronous motor which works on leading power factor and does not drive any mechanical load is called?
Last answer:
The synchronous motor which works on leading power factor and does not drive any mechanical load is called synchronous condenser.
synchronous
motor
leading
power
factor
drive
mechanical
load
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asked
Mar 11, 2018
by
anonymous
What is the need for electrically isolated drive circuits?
What is the need for electrically isolated drive circuits?
electrically
isolated
drive
circuits
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asked
Mar 11, 2018
by
anonymous
Explain transformer isolated drive circuits providing both signal and power.
Explain transformer isolated drive circuits providing both signal and power.
transformer
isolated
drive
circuits
signal
power
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asked
Mar 11, 2018
by
anonymous
What are the fundamental requirements of gate drive ICs?
What are the fundamental requirements of gate drive ICs?
fundamental
gate
drive
ics
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answers
asked
Mar 10, 2018
by
anonymous
What is the difference between AC and DC drive?
What is the difference between AC and DC drive?
Last answer:
AC means alternating current It's Frequency is 50hz Dc means direct current ItsI Frequency is 0Hz
difference
between
ac
dc
drive
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132
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1
answer
asked
Mar 10, 2018
by
anonymous
What is an electric motor drive?
What is an electric motor drive?
electric
motor
drive
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55
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0
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asked
Mar 10, 2018
by
anonymous
What is a drive in electrical controls?
What is a drive in electrical controls?
drive
electrical
controls
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61
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0
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asked
Mar 10, 2018
by
anonymous
What does an electric drive do?
What does an electric drive do?
electric
drive
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44
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asked
Mar 10, 2018
by
anonymous
Can a power surge erase a hard drive?
Can a power surge erase a hard drive?
power
surge
erase
hard
drive
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asked
Feb 19, 2018
by
anonymous
Explain MOSFET gate drive circuit and totem pole configuration.
Explain MOSFET gate drive circuit and totem pole configuration.
Last answer:
MOSFET gate drive circuit: The turning on and turning off of MOSFET can be controlled from gate to source voltage signal. If the gate to source voltage of MOSFET exceeds threshold ... this configuration, the two switches (transistors) are used in totem pole arrangement with a comparator.
mosfet
gate
drive
circuit
totem
pole
configuration
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1
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asked
Feb 19, 2018
by
anonymous
Explain open emitter BJT drive circuit.
Explain open emitter BJT drive circuit.
Last answer:
open emitter BJT drive circuit:
open
emitter
bjt
drive
circuit
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1
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asked
Feb 19, 2018
by
anonymous
Explain DC coupled drive circuit with unipolar output.
Explain DC coupled drive circuit with unipolar output.
Last answer:
DC coupled drive circuit with unipolar output: The figure shows the circuit and waveforms
dc
coupled
drive
circuit
unipolar
output
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asked
Feb 19, 2018
by
anonymous
Explain thyristor gate drive circuit.
Explain thyristor gate drive circuit.
Last answer:
Thyristor Gate Drive Circuit: The thyristor can be turned on by pulse voltage signal at gate terminal and it does not require continuous drive signal like the transistor. The gate ... circuit provide required minimum gate voltage and gate current then the thyristor conducts properly.
thyristor
gate
drive
circuit
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asked
Nov 14, 2017
by
anonymous
basic gate drive circuit of GTO
basic gate drive circuit of GTO
Last answer:
basic gate drive circuit of GTO
basic
gate
drive
circuit
gto
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858
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1
answer
asked
Aug 9, 2017
by
anonymous
Advantages of Variable Frequency Drive (VFD)
Advantages of Variable Frequency Drive (VFD)
Last answer:
Advantages of Variable Frequency Drive (VFD)
advantages
variable
frequency
drive
vfd
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72
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2
answers
asked
May 20, 2018
by
anonymous
For speed control of ac drive, the preferred method using thyristors is
For speed control of ac drive, the preferred method using thyristors is A) Phase control B) Integral cycle control C) Single pulse PWM control D) Sinusoidal PWM control
Last answer:
For speed control of ac drive, the preferred method using thyristors is Sinusoidal PWM control
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226
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1
answer
asked
May 13, 2018
by
anonymous
In static Kramer drive, motor turns ratio is 0.6, the firing angle is 120o. The motor slip is
In static Kramer drive, motor turns ratio is 0.6, the firing angle is 120o. The motor slip is (a) 0.633 (b) 0.533 (c) 0.833 (d) 0.733
Last answer:
In static Kramer drive, motor turns ratio is 0.6, the firing angle is 120o. The motor slip is 0.833
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1
answer
asked
Jan 2
by
anonymous
Draw a neat sketch of Gating system. State the functions of any four elements.
Draw a neat sketch of Gating system. State the functions of any four elements.
Last answer:
Gating system: 1. Sprue: The circular cross section that minimizes heat loss and turbulence is sprue, and the area of it is quantified from the choke area as well as the gating ratio. 2. ... the molten metal flow from the ingate has to be proportional to the casting area's volume.
gating
system
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1
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asked
Jan 2
by
anonymous
Designate a tool 8 – 10 – 6 – 6 – 5 – 10 – 0.8 signature in ASA system.
Designate a tool 8 – 10 – 6 – 6 – 5 – 10 – 0.8 signature in ASA system.
Last answer:
1. Back rake angle-8 2. Side rake angle-10. 3. End relief angle-6. 4. Side relief angle-6 5. End cutting edge angle-5 6. Side cutting edge angle-10. 7. Nose radius-0.8 mm.
asa
system
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1
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asked
Jun 28, 2020
by
anonymous
Draw the labeled block diagram of process control system and explain each block.
Draw the labeled block diagram of process control system and explain each block.
Last answer:
Explanation - Process control system consists of process or plant, sensor, error detector, automatic Controller, actuator or control element. 1) Process or plant- process means some manufacturing sequence ... process which changes the process variable. Output of this block is denoted by u .
block
diagram
process
control
system
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1
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asked
May 22, 2020
by
anonymous
Grid distribution system
Grid distribution system
Last answer:
Grid distribution system:- In this system, when the feeder or loop or ring is charged (energized) by two or more than two substations from two or more than two different generating stations then it is known as “Grid distribution system. In this system only one feeder is utilized at a time.
grid
distribution
system
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27
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1
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asked
May 22, 2020
by
anonymous
Define: primary and secondary distribution system
Define: primary and secondary distribution system
Last answer:
i) Primary Distribution: It is a 3-phase, 3-wire transmission line connected in between receiving substation to Distribution substation. OR It is link between receiving substation & ... substation to consumer line. OR It is link between distribution transformer substation & consumer.
primary
secondary
distribution
system
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asked
May 22, 2020
by
anonymous
List classification of distributor system with their advantages each.
List classification of distributor system with their advantages each.
Last answer:
According to scheme of connection there are three types of distribution systems: - 1.Radial (Tree) distribution system 2.Ring mains (Loop) distribution system 3. Grid (interconnected) ... It has highest reliability to maintain supply even when there was maintenance on any one feeder.
classification
distributor
system
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1
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asked
May 22, 2020
by
anonymous
State advantages and disadvantages of radial distributor system.
State advantages and disadvantages of radial distributor system.
Last answer:
Advantages of radial distributor system: 1. Design of layout is simple. 2. Capital cost & Erecting cost is less as there is only one feeder. 3. Time required for completion of ... maintain supply to consumers when there is maintenance on feeder. 3. Voltage fluctuations are more.
advantages
disadvantages
radial
distributor
system
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28
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1
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asked
May 6, 2020
by
anonymous
Summerise the role of power system engineer.
Summerise the role of power system engineer.
Last answer:
Role of power system engineer: i. On the planning side he or she has to make decisions on how much electricity to generate ii. For operation of the power system he has to plan for ... for energy conservation and load management. viii. For solving the power system problems he has to update with
role
power
system
engineer
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42
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1
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asked
May 3, 2020
by
anonymous
State the losses in secondary distribution system.
State the losses in secondary distribution system.
Last answer:
The losses in secondary distribution system: a) Technical losses: 1. Due to poor voltage 2. Due to unbalance load 3. Due poor quality of transformer & its components 4. Due to poor quality ... of induction type of energy meter. 3. Lack of administration. 4. Energy theft 5. Unmetered supply
state
the
losses
in
secondary
distribution
system
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53
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1
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asked
Oct 13, 2019
by
anonymous
With neat circuit diagram explain working of emergency light system.
With neat circuit diagram explain working of emergency light system.
Last answer:
Emergency lighting system: In the residential, commercial and industrial areas, the illumination system work with available AC supply. In the event of AC supply failure, partial illumination can be ... glows. In rthis way, on failure of AC supply, light is obtained from DC supply.
emergency
light
system
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82
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1
answer
asked
Sep 2, 2019
by
anonymous
characteristics of Hi-Fi amplifier system.
characteristics of Hi-Fi amplifier system.
Last answer:
Characteristics of HI-FI amplifier: 1. Signal to noise ratio should be better than 50dB. 2. Frequency response should be flat within +-1dB. 3. Nonlinear distortion should not be more ... provided. 6. Environmental conditions should be such as to eliminate the external noise in listening room.
hi-fi
amplifier
system
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31
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1
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asked
Sep 2, 2019
by
anonymous
DTH System
DTH System
Last answer:
Outdoor unit: It consists of a receiving antenna, low noise amplifier & converter the receiving antenna is parabolic reflector with a horn as the active element. The horn can be ... fed to the normal domestic TV receiver, which after due processing reproduces picture & sound.
dth
system
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45
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1
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asked
Sep 2, 2019
by
anonymous
Describe the function of MUSE system for HDTV.
Describe the function of MUSE system for HDTV.
Last answer:
Bandwidth can be reduced by MUSE (Multiple Sub -Nyquist Sampling Encoding) system MUSE stands for Multiple Sub-Nyquist sampling encoding and is an HDTV bandwidth compression schemedeveloped by ... digital Audio system is called DANCE (Digital Audio Near-Instantaneous Compression and expansion).
function
muse
system
hdtv
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75
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1
answer
asked
Aug 25, 2019
by
anonymous
requirements of a distribution system
requirements of a distribution system
Last answer:
Following requirements of a distribution system. 1. Layout should be simple in design. 2. It should have less initial cost 3. The distribution system should have minimum distribution ... stability of existing distribution system. 15. Time required for completion of work should be less.
distribution
system
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43
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1
answer
asked
Aug 25, 2019
by
anonymous
Why radial distribution system used for short distance ?
Why radial distribution system used for short distance ?
Last answer:
Because of following disadvantages radial distribution system is not used for long distance: Since there is only one feeder to DTC feed at one point so, 1) There is no reliability ... more time for fault finding & repairing Hence radial distribution system is used for short distance.
radial
distribution
system
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69
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1
answer
asked
Aug 21, 2019
by
anonymous
vertical deflection system and explain its operation.
vertical deflection system and explain its operation.
Last answer:
The main function of the vertical deflection system , is to provide an amplified signal of proper level to derive the vertical deflection plates without any distortion. For amplification of the ... suppression, reduced nonlinear effects because none of the plates are at ground potential.
vertical
deflection
system
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133
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1
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asked
Aug 17, 2019
by
anonymous
Working of Simple Vapor absorption system
Working of Simple Vapor absorption system
Last answer:
Working of Simple Vapor absorption system: A Simple Vapor absorption system consists of evaporator, absorber, generator, condenser, expansion valve, pump & reducing valve. In this system ammonia ... where there is scarcity of Electricity and it is very useful at partial and full load.
simple
vapor
absorption
system
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47
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1
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asked
Aug 15, 2019
by
anonymous
Draw block diagram of CNC system and state function of each block.
Draw block diagram of CNC system and state function of each block.
Last answer:
(i) Input Devices: These are the devices which are used to input the part program in the CNC machine. There are three commonly used input devices and these are punch tape reader, magnetic ... Unit: A monitor is used to display the programs, commands and other useful data of CNC machine.
cnc
system
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544
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1
answer
asked
Aug 15, 2019
by
anonymous
Write four advantages of FMS (Flexible Manufacturing System).
Write four advantages of FMS (Flexible Manufacturing System).
Last answer:
1. Large variety of same products 2. Profitable investment. 3. Requires limited inventory. 4. Low labor cost. 5. Flexible system. 6. Speedy production. 7. Improve product quality.
fms
flexible
manufacturing
system
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30
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1
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asked
Aug 10, 2019
by
anonymous
List and explain the components of a hydraulic system.
List and explain the components of a hydraulic system.
Last answer:
Components Hydraulic: Hydraulic pump- Supply fluid to the components in the system. Pressure in the system develops in reaction to the load. Hence, a pump rated for 5,000 ... mechanical components and need to be removed along with other contaminants. Seals, fittings and connections.
components
hydraulic
system
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81
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1
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asked
Aug 10, 2019
by
anonymous
Explain how MEMS accelerometer is used as airbag sensor for car system.
Explain how MEMS accelerometer is used as airbag sensor for car system.
Last answer:
MEMS Accelerometer is used as airbag sensor: Mechanical ignition airbags fit inside the steering wheel pad. When a collision occurs, the inertial sensor moves, setting off a ... the airbag with wiring. This is especially effective when fitting both driver- and passenger-side airbags.
mems
accelerometer
airbag
sensor
car
system
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57
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1
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asked
Aug 10, 2019
by
anonymous
What are advantages and disadvantages of Mechatronics system?
What are advantages and disadvantages of Mechatronics system?
Last answer:
Advantages of Mechatronics system: High level of integration. Increased functionality and better design. More use of electronics and software instead of mechanical function. Assumes ... Its replacement is difficult, that it is difficult to change old system to new system.
advantages
disadvantages
mechatronics
system
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1.5k
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1
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asked
Aug 9, 2019
by
anonymous
Explain in brief how anti-lock braking system works
Explain in brief how anti-lock braking system works
Last answer:
An ABS is a system on motor vehicles which prevents the wheels from locking while braking stopping safely is one of the most important functions a motor vehicle can perform. Diagram: ... to decrease the pressure on the braking circuit, effectively reducing the braking force on that wheel.
anti-lock
braking
system
works
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48
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1
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asked
Aug 9, 2019
by
anonymous
Differentiate between pneumatic and hydraulic system.
Differentiate between pneumatic and hydraulic system.
Last answer:
Pneumatic System Hydraulic System 1 Pneumatic system uses gas for power transmission, after compression and it is used as medium for carrying out mechanical work. ... : In industrial applications, air conditioners Applications: In petrochemical industries, oil refineries.
pneumatic
hydraulic
system
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58
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Aug 9, 2019
by
anonymous
Explain the Mechatronics system with the help of block diagram and labeled the various elements.
Explain the Mechatronics system with the help of block diagram and labeled the various elements.
Last answer:
The key elements of Mechatronics systems can be classified under following categories: Information systems Mechanical systems Electrical systems Computer systems Sensor and actuators ... is adjusted based on generated error and again signal is given to actuators and sensors.
mechatronics
system
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Aug 6, 2019
by
anonymous
Describe the procedure for working of paging system.
Describe the procedure for working of paging system.
Last answer:
Pager is a Simplex Communication Device. Paging Systems are communication systems that send messages to a subscriber. Message can be numeric or alphanumeric. Paging Systems are used to notify a subscriber ... message is sent by sender to his pager and the message will be displayed in the LCD.
working
paging
system
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54
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Aug 3, 2019
by
anonymous
State the need of modulation in communication system.
State the need of modulation in communication system.
Last answer:
Need of modulation:- 1. To reduce the height of antenna 2. To avoids mixing of signals 3. To increases the range of communication 4. To make multiplexing of maximum signal is possible 5. To improve the quality of reception
modulation
communication
system
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46
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asked
Aug 3, 2019
by
anonymous
Why solar system is preferred now a days ? Justify your answer.
Why solar system is preferred now a days ? Justify your answer.
Last answer:
Since availability of fossil fuels like coal are limited in future so there is more importance of solar power in the energy deficient because of following advantages of solar power Fuel is ... . 10. solar system technology are ideally suited to distributed applications ( Decentralized system)
solar
system
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55
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asked
Aug 3, 2019
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anonymous
Draw and explain integrated duration curve used in system operation.
Draw and explain integrated duration curve used in system operation.
Last answer:
Diagram of integrated duration curve used in system operation: Explanation: Integrated duration curve is obtained from load duration curve. It is drawn in between load on Y-axis in KW/MW and the X- ... a particular time of a day can also be shown on a curve which is called as mass curve.
integrated
duration
curve
system
operation
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...