Why soda is added with water in Lrs of Sliipring motor…to Increase or decrease resistance of water?
1 3698What's the difference between non break power supply and non break non short break power supply
1017can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?
939what is the disadvantages of common earthing for AC and DC equipment? (i am talking about inverter control room and inverter duty transformer earthing is common...?)
TATA,
1173Post New Electrical Engineering Questions
I PURCHASED A DEISEL GENARATOR SET OF AVR TYPE& RATING 125KVA BUT SOME TIMES THE OUTPUT VOLTAGE IS FLUCTUATING WHAT ARE THE PROBABLE REASONS GIVE ME
1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?
I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?
explain supply side and demand side energy management with advantages & disadvantages
my bachelors was done with EEE now i got admit in NU with CS as course. how to answer this qns 1) why u choose cs? 2) why u changed from eee to cs
How delta connection in the primary of distribution transformer reduces harmonics?how delta connections reduces harmonics?Please answer me...Hope that question is correct.
when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....
how to find the multiplication factor for digital energy meter and analog energy meter
what is difference between window type and wound type transformers?where we will use window type and wound type transformers?
What are the major reasons for balancing hydro-thermal mix?
I would like to know that the fault curretn at base load and at 10% generation will be same? Fault level of BUS remain same with different generation?
calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.
What is dielectric loss?
what is the maximum permissible limit value of leakage current and leakage counter reading to replace lightining arrester?
draw the block diagram of fire alarm?