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In a power system we know that if the generated power is less than the load then the frequency of the system is decreases.So does this mean that total required load is delivered at alower frequency?
1 3449what is The difference between national electrical code and I.S.Code (electrical) and what is the value of NEC in electrical engineering field
1 2088An 11kv system consisting of an underground cable to a sub station about 300 meters away was shut down for about 10 hrs. On energising, it tripped off on earth fault about 10---20 mins later 6 times but since than it is not tripping.its already 3 weeks now. The SPAJ was found to be fine. what could be the cause.No test had been done to determine the cause of the trippings till now because of demand.
2 4769DEAR SIR, HOW TO CALCULATE WELDING TRANSFORMER CAPACITY IN KW OR KVA (POWER). TWO WELDING TRANSFORMER USED WHAT TYPE OF DG SET CAPACITY LIKE ( 45 KVA OR 62.5 KVA), PLEASE TELL THE WELDING TRANSFORMER RATEINGS. I AM REFINARY (TANKS WELDING) THANKING YOU
2 10220In a generator (Synchronous) does the rotor speed (frequency) corresponds to the speed of the water (in hydro). does the torque on the turbine relate to the flow of water?
2 4571When in a large power system if the demand of power is larger than the generated power the frequency of the power system drops.(assume the rated frequency is 50Hz and now it is 49Hz) So does this mean the demand is totally supplied with a lower value of generated power in a lower frequency?
1 3529How can decide the MVA rating of power transformer for substation like 220/132, 132/66, 66/33kv etc or even higher kv rating of substation???? Send me the strictly technical answer that shows your strong technical aptitude.
6 30467Post New Electrical Engineering Questions
What is the basic principal, by which DC voltage level is increased more than the supplied AC voltage during conversion. As upto AC level it is contorrled by firing anlge but after maximum level how is it possible.Please clear picture. OR we have to supply the higher level AC?
i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.
hi frenz,its aswathy.i hve aplied for the hpcl test on feb,pls send the test patern & the placement papers as soon as possible. mail-id :kjaswathy@gmail.com
i need the curve duty cycle and amper for (150 kva @50% dyty cycle) transformer turn ratio :19 and vin 400
I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
xfhnchncv?
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com
Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha
what is a reactive power? what is the relation with power factor?
what is the minimum pay scale for electrical engineer (building construction)in kuwait? plz revert back with yrs of experience & pay scale respectively.
please send me previous year questions of jspl through which i could prepare myself for the test.
Please nybody say, weather the result of Bharat Oman is declared or not? Probable date of declare???????
Draw a SLD of DG distribution up to main LT panel?
