For backup batteries connection,which method is best? series or parallel ?
Answers were Sorted based on User's Feedback
Answer / kaushal
For battery backup,it is neccesary to connect battery in series.Because in case of series connection of batteries,
v=v1+v2+.....Vn while in case of parell connection 1/v=1/v1+1/v2+....+1/vn
| Is This Answer Correct ? | 13 Yes | 3 No |
Answer / pundlik wanwe
Series combination is used for the batteries as to get the required voltage. Battery capacity (ampere-hour) shall be of same
| Is This Answer Correct ? | 5 Yes | 2 No |
How to select the releases for MCCB ?
Why induction motor can not be operated at synchronous speed?? what would happen if it is operated at synchronous speed??
How to calculate the Efficiency of Chiller
Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards
working principle of generators?
Why all voltage levels are the multiples of 11KV?
what will happen if dc supply is given to ac motor?
what happens in a genarator when rotor supplied with ac instead of dc
What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?
Write the analogous electrical elements in force voltage analogy for the elements of mechanical translational system.
why commutator are not used in rectification purpose in power electronics?
why we need to us lenz's law for synchornous motor
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)