what kind of motor is used for lifting applications

Answers were Sorted based on User's Feedback



what kind of motor is used for lifting applications..

Answer / manoj

the motor should have high starting torque to lift
which is offered by
DC SERIES MOTOR
THREE PHASE SLIP RING INDUCTION MOTOR

Is This Answer Correct ?    3 Yes 0 No

what kind of motor is used for lifting applications..

Answer / arya

DC Seies motor

Is This Answer Correct ?    2 Yes 0 No

what kind of motor is used for lifting applications..

Answer / ravi chandra

In the case of lift and flights they need high starting
torque...
so 3 phase slip ring induction motor will be used.

Is This Answer Correct ?    0 Yes 0 No

what kind of motor is used for lifting applications..

Answer / amir siddiqui

DC series motor should be used because for lifting purpose there is a requirement of high torque

Torque=1speed(N)

Is This Answer Correct ?    0 Yes 0 No

what kind of motor is used for lifting applications..

Answer / faiz ansari

double cage induction motor

Is This Answer Correct ?    0 Yes 4 No

Post New Answer

More Electrical Engineering Interview Questions

description about dry type transformers

0 Answers  


Why have to use copper cable for local isolator to motor ?

0 Answers  


what are the effects when the frequency is decreased in any ac machine

1 Answers  


Operation of isolators.

0 Answers   KSEB, L&T, Siemens,


On load tap changer (OLTC) explode? Transformer Vector group: Ynd11 Rated Power: 353MVA Rated Current: 693A Voltage:294/20KV OLTC Type: T III Y1000 110/c 12193w Max Operation Current: 295A Step Voltage: 550V Arrangement in Tx windings: Y Connection Problem: Damage of Unit 1 Generator Transformer On Load Tap Changer (OLTC) Description of Incident: 9.00 a.m. :- Generator No Load test on excitation system started 10.30 a.m :- Carried out AVR change over test 11.30 a.m :- Preparation for Generator Manual Synchronizing test 12.00 a.m :- Manual Synshronizing test started. Observed incoming generator voltage higher than running voltage. CECR operator operated Generator Transformer OLTC to bring down the incoming generator voltage 12.03 a.m :-Generator Transformer abnormal alarm operated at Gen.Control Desk (CECR) CECR operater at Generator transformer bay informed that the transformer oil splashed out from OLTC. CECR operater informed that he heard explosion inside OLTC. Observed Oil level & Oil Flow alaram operated at Tranformer local annunciator. 12.05 am :- CECR operator 'Open Gen Field Breaker” 12.10 a.m. :- Elec1 team inspected the OLTC and found the OLTC rupture disk was broken and oil spilled at OLTC area. - Elec1 found the OLTC top cover bulging. Do anyone know why and possibility cause happen in this OLTC.

9 Answers  






plz explain TSM and PSM.with example suppose ct ratio is 4000/5 and tsm is .15 and plug is at 3.75 if fault current is 8000A.so how i find relay oprating time.

2 Answers   College School Exams Tests, ME,


EXPLAIN USE OF ROCKING ARRANGEMENT IN ELECTRIC HEATING?

0 Answers  


what is protections used for 6.6kv ht motor

2 Answers   OEG,


I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.

0 Answers   Bhel,


Why we are using LA Rating 10kA in 66 kv substation

1 Answers   L&T, NMDC,


GIVE CONDITION FOR MAX EFFICIENCY OF 3-PH TRANSFORMER AND D.C MOTOR

2 Answers   BARC,


What is the clear distance between a MV panel(rear side) and wall.

3 Answers   L&T,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)