Arp
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- Member since
- Jan 4, 2011
- Last active
- Dec 14, 2014
- Total activities
- 0
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Recent contributions
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#Threads
ee08191a-0d62-4c8c-ab10-ec834460b2f4
hey.. for the electrical engineering GATE, i suggest you to prepare the core subjects and engineering mathematics very carefully. Get the questions...
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#Threads
Guidance for Civil Service Exam
Dear CEans, I am thinking for the civil service exam. And find out there are not specific threads on CE for this(Discussions,...
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#Threads
66478a4e-8630-47c0-8072-6b31af1a4962
To get into the Public sector, its important to get into Top 100-200 around in the GATE Exam. Being an average student,...
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#Threads
9c69c964-3e22-4c9b-96fa-0e97db85716c
what i think is that if reactive power is more drawn from a line than compensated then its true voltage profile deteriorate...
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#Threads
7386729d-fd95-4b7b-9e70-5a70a161a0f6
first i want to correct u. capacitor run motor in fan. traction need high starting torque so we need dc series motor...
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#Threads
77729077-956a-4eb2-b0e6-6fb0996c05a7
its not capacitor start capacitor run its only capacitor run motor. we cant afford centrifugal switch in fan so c start c...
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#Threads
e8693e1d-6a6e-46ac-87e8-27accd31f8fd
in the first year or first semester hopefully machines not come to u. so i recommend to u to read the basic...
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#Threads
db9b3308-842d-4127-9c83-6b8fa9a64919
if u want to know machines really, i recommend P C sen fitzerald or m g say only. i know u may...
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#Threads
1ebc4b7d-9b62-4500-97a2-32dd2f49566b
yr the power u produced by the fan is not at same frequency at which u give electrical power to the fan....
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#Threads
1210e87a-4da2-489b-aa5d-058bd048624d
if u can, post the picture of motor rating plate.
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#Threads
8f946d5a-200f-4401-90a1-8c35d44aa1f6
I'll want to try this firstly from the motor rating it is showing that they should be single phase induction motor. but...
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#Threads
dc7cb6bc-ff04-4689-bcaa-96405870721d
start with any of these two as i know for circuit simulation
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#Threads
5384205f-913d-4f22-890a-d0dde6e41477
there are many Matlab, pSpice, etc. what u want to know?
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#Threads
e65433ea-6eed-4160-a30d-ae9ae959c266
have you not ever come across varistors or non-linear resistors or lightening arrestors. we can have material to follow ohm law only...
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#Threads
86ec4801-1889-47c7-92b2-eef50ac98559
in domestic fans only capacitor run motor single phase used now. previously it was split phase single phase induction motor synchronous not...
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#Threads
a0d9b7d5-54a4-42b9-8987-1799d027e59c
no math behind it just logic what i know is the line voltage rating of the different rating alternators. from there u...
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#Threads
d533b790-847d-4c6b-9e96-37d432cc5926
As an example, if the voltage rating of two sides are like 11 kv and 220 kv indicates it is a generating...
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#Threads
323360e8-4bb2-4958-a0cb-d45aa4cb708f
not possible to tell the exact VA rating of the transformer given. but if given the Voltage then u can decide whether...
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#Threads
6647e2fa-5e9d-4a38-a65e-f9be847f63e0
give more basic info about your project. what is it all about? perhaps then we can help you in a better way
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#Threads
4a61c0f7-d413-4fe2-9534-13d56c24861b
can Refer Sedra And Smith available as a free ebook also
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#Threads
3abbd7d8-30b6-43cd-bbef-8b5810b69d3a
do the phasor sum of current not scalar
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#Threads
868a4007-8107-4ffb-9206-d37c2e749a09
method listed above are used only for load torque in positive direction and braking only with reverse speed. to control the speed...
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#Threads
654df3fd-dedd-4e60-a962-ad7ae92d7dd0
improvements in rankine cycle 1) increase in steam pressure at boiler inlet 2) increase in steam temp at turbine inlet 3) decrease...
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#Threads
3ff65ec0-783d-4e6b-9ecd-b9e910897991
@ godfather sorry i dont know about plasma plant what all i've studied in nuclear is much less so far. you'll start...
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#Threads
9692535d-a056-42ce-ac88-561112627dae
thermal power plant is based on rankine cycle. ideally it should be on carnot cycle but because of the practical limitations of...
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#Threads
Power plant engg discussion
to all ceans, though we are electrical engineer and this subject seem to be related to mechanical ones but we are also...
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#Threads
d1f6fc35-2617-409b-8dd7-5dc6fca7db1f
nice interview freaK. 10. Suppose you got 1 crore in lottery, How would you like to spend? Palak : Since the amount...
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#Threads
5c15e084-b416-4d0f-8942-4b6c50745e37
some brain storming transformer questions just for quick revision Q1 why we use transformers? you are not suppose to tell only for...
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#Threads
7a8c9d7c-3698-40d9-997f-5d01e53eb472
freak last answer we would like to have from u!! regarding protection relays for transformer. reply it soon... 😀
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#Threads
80d280f5-d018-47b1-8b86-32567bbf80b4
harmonics are those waves which oscillates with different speeds and thus having different frequency as compared to that of fundamental. even harmonics...
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#Threads
5a6c06f1-080e-4327-a6aa-2e166eac4348
freak we are waiting for your next set of questions. @ praveen, 😀
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#Threads
c4dafaf3-9e79-49a6-a3f8-938da65cd1b4
Q1 The tank is connected to the atmosphere through the wind pipe. on which brether,etc are placed. its function is to exchange...
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#Threads
befbcd89-dd3f-4b20-92a5-21101d4702c7
freak, distributing transformer can be of high capacity even. although we dont have to stop plant,etc but we have to switch off...
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#Threads
3c65c703-9b35-468b-a6c6-b99ebd4d2004
Q1 loads are distributed everywhere but we have a limited generating points. so loadbuses are more around 80% as buses connected to...
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#Threads
1e753501-f034-4ccb-91d2-f3efd0166b09
for Q3, all difference freak u say is due to the capacaity difference. if one is of higher mva then we have...
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#Threads
58953036-b63d-42a7-8422-6a7312de06b2
some brain storming transformer questions just for quick revision Q1 why we use transformers? you are not suppose to tell only for...
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#Threads
dd9345ed-6f97-4604-81d9-2a224d10a411
percentage impedance gives the total power loss and represents the per unit impedance conditions- correct polarity, same volt ratio and same volt...
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#Threads
b552c7eb-784a-483b-b515-20dfab026ec3
here come the turn of transformer winding: cylindrical,helical,diuble helical,multilayer helical, cross over, disc and cont disc, aluminium foil windings based...
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#Threads
d6b59e8f-a914-4967-b5ea-97f03745346c
Transformers are of two types based on their construction:- Core type Shell Type the most vulnerable part of transformer or any machine...
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#Threads
83896dff-46cc-45f1-ab6b-c1edcebe517c
guys, i've just read the whole posts in this. what u all say to keep a dc generator is not a method...
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#Threads
862e1183-e3dd-4b25-98d6-5216e58b4124
to start the generator, residual magnetism is one option. but in the beginning when machine have to start at the first time...
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#Threads
08c654b1-2241-4401-bbb8-2fc465bbe515
freak is right.. holes are just the vacancies of electrons. and in some metals as we say conduction band is fill so...
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#Threads
24f94d6e-0109-4fb0-8529-0e549442ac5c
freak give more information about it..
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#Threads
cbbf4ba2-7b91-4b4d-b9cc-7074a1b254a7
guys, i dont have to make any hardware. only a software program based on c++ ( called as project). it is not...
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#Threads
events help for tech fest
hii everyone, i'm pursuing electrical engg from dce.. plz help me out on some crazy events in electrical and electronics engineering. kindly...
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#Threads
c68f0fb1-f313-490a-97e2-6beadddff470
optimiser i suppose whatever u say it is absolutely right ishu but it is especially there to reduce and have a control...
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#Threads
C++ project topic help
i've to do a project in c++ only. i want it to be somewhat related to electrical also. means electrical side in...
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#Threads
18c241c9-06c8-4345-ae47-2654315e59b1
it is used to get the linearity in the system only using the semiconductor so as due to heat(which is always produced...
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#Threads
ec6f8d8f-04ee-429c-b036-3061cfe9b7eb
because we have select the q point exactly at the centre and thus having conduction angle of 360degree fully.
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#Threads
0d1dcf19-3d3b-4b75-8f6c-a05f13734725
i dont suppose operating voltage in parallel across electromagnet will help u. as voltage is still remains the same of one battery....
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#Threads
e6d5cc55-be33-45f3-98bc-ce79bd8b9bc3
its standard formulae (10/3)+(10/9)+(10/27)+..... take only integers...
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#Threads
0ff4078a-d40a-4bdb-ab7e-91576fb9e140
4 is the answer
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#Threads
a694f1f3-3a0c-4bdc-aad7-6fcdf29e7ac9
i answer it as infinite as it is not mentioned to where we've to go.
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#Threads
be898a7e-586e-4b1a-82f3-d8bfddf25448
do (((12*8)+(x+8))/9)=x get x and total is 96+x+8.. ans come.
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#Threads
5a33561e-b9d8-401e-9c9d-ce1f5a517b0b
according to me, for a small firm if you install pfc they are nothing but synchronous phase modifiers so if u designing...
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#Threads
ebc675c6-a45e-4068-b41c-dc11f8b1eb9d
i dont know but if it is so,, guys please answer this.. we all should know this..
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#Threads
Dc machine application
is there any use of dc machine whether dc motor or dc generator?? traction use is overtake by wound rotor IM or...
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#Threads
bce94f6e-9ca8-4a32-9e3f-6302999a3a18
i understand the question it perhaps is why we need less biasing voltage for base emitter of order of <1 volt whereas...
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#Threads
9d14d617-f0e8-4672-818e-9a0debc3662b
jishnu is right.
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#Threads
a2cbbe05-a8b3-4ee1-8ce8-c14a39438e52
NM is right
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#Threads
1e4a35f2-51b5-4b4b-9024-19a764451d53
BJT used as differential amplifier is heart of operational amplifier.. opamp is a linear device provided with gain by using an another...
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#Threads
22462dd9-22cc-4e48-be5f-34a6101f0a3d
freak is right
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#Threads
2e35ca77-96d3-42b8-b738-009b31691170
in homes obviously kwh as pf for domestic usage is not so low.....
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#Threads
d0db1849-36f0-4ee0-8e34-5654ceb26167
from this, i have understand about its very basic only.. can u please elaborate it?? how the signal is sent from the...
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#Threads
c0f8c209-49f2-4dab-9415-0b4f0f84f9b9
freak is right..
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#Threads
099d496f-4680-42c4-a87d-007536d7bebf
thanx for sharing this
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#Threads
91c9da6d-e193-47a8-b1cd-278a836b3e75
you can go for nano technology.. as i know you cant be strong in concepts in first year go for some sort...
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#Threads
2621f0f5-7855-4732-b93a-9a53f6d1cb19
ya thats right... thanx everyone
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#Threads
5e275c30-37f4-49c1-b6b0-1429c0adf8af
<a href="https://en.wikipedia.org/wiki/Electrolytic_capacitor" target="_blank" rel="nofollow noopener noreferrer">Electrolytic Capacitor</a> this may help u
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#Threads
6ef3e7b7-df3d-43d0-a0f4-3da645c75002
Re: PLZ HELPppppp........ bel, drdo are good option i suppose
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#Threads
Earth-Conductor or not
earth acts as a conductor for dc but not for ac.. this statement is correct i know but can anyone elaborate it...
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#Threads
c4ec1994-1b6b-4336-a6a2-873c8c56ebe7
i dont know inside details of that but from my basic knowledge what i suppose polarities with which it is connected to...
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#Threads
9c674c99-6242-43e9-bbcf-a076b02d8477
fitzerald i also read but very limited. its language not seems to be difficult to me perhaps because i've read pc sen...
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#Threads
afcf74fc-aecd-4478-823c-8b7476e2fa4a
no not al all it is only one of the problem due to harmonics.
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#Threads
239f83af-c609-4f99-9d54-117ec34fc96d
@ the_big k give me some detail about the web based transformer designed service? this topic is new for me. give me...
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#Threads
64bcf4f9-2e4e-48d4-bd8d-157f0d4a83ba
go for electronics4u.com it has a list of many electronics project.. with circuit and programming given
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#Threads
21844063-1b49-43d6-90b1-e5b0d3dce753
i've no great idea about compressors. but from the best of my knowledge compressors use single phase induction motor and as IEEE...
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#Threads
2c6e366c-2522-46f9-99db-e12a924f0221
High impedance faults (HIF) are faults which are difficult to detect using standard overcurrent protection relays for earth and phase fault detection.
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#Threads
cf1c81af-301e-4b1a-8bc8-42e22e26ba44
vipul is right scada is the only thing which show u all readings in a control room and from where u can...
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#Threads
cc6a4e3c-af1e-480c-b95e-2fa2336bdb29
transformer is rated in kva because what we want to know from the rating of a power transfer device is only about...
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#Threads
bc2c3fbb-d638-42b9-8550-38bd2b16b4ea
FIR (Finite Impulse Response) filter banks recognize the distortion of the voltage and current waveforms caused by the arcs usually associated with...
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#Threads
f0d6ca59-a6e4-4cc6-bc18-26595030cbfa
Re: transformers think if lv wdg is on one limb and hv on another then there is a lot of gap in...
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#Threads
phase shifting transformer
why we have made phase shifting transformer?? isn't that work is fulfilled by a transformer with tertiary wdg to supply required power...
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#Threads
a5650630-da26-4278-8d1a-914147007a81
inductors are not used due to their bulky size. we can use gyrators if u want.
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#Threads
4bf9cfc0-e062-4d21-ad61-f9762fc4e003
you can refer any book on power plant engg. even pk nag and jb gupta has it
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#Threads
e97c35c4-8e7f-4978-a2b6-d023dfaebf2f
i think for what i can say without electricity we cant even imagine the world and i'm here to defeat the power...
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#Threads
20c741f0-6a8c-43fe-90e6-d99ad52ad68a
IF U want to have good knowledge of dc machines or any machines then refer MG SAY or PC SEN(ESPECIALLY FOR CONCEPT)...
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#Threads
Major Project Topics In Electrical Engineering
Can Anyone please suggest me some good topics for making a major project in Electrical Engg.. please reply friends,, Any help is...
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#Threads
bc570995-30f1-4377-b818-07a8c79f8709
this is from the best of my knowledge.. what i suppose as u r using APFC pannel so due to the automatic...
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#Threads
a34cd28b-2f56-4b29-b51f-a9751461a17b
thanks marshalling box is now clear will you please also tell about oil surge relay in the transformer?
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#Threads
34321f9e-b222-4248-9dad-7cf32e1bf96f
diversity factor is ratio of sum of individuals max demand to gen statin max demand
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#Threads
de42fa16-6d83-445e-a9f1-c7b9d6e2e568
load factor is average load on a power plant divided by max demand
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#Threads
1fa83d37-c50b-43f9-851b-40750c95d944
what is heater switch? for what heater is used and tell me some also about contractors?
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#Threads
7ce0c70f-2113-4e3a-bfc6-2a8db9371556
much clear thanks
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#Threads
Vector Group
on what basis the vector group of the transformer installed in substation or any plant is decided???
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#Threads
817a83b9-27ef-4d95-adba-3734e455d70d
sir, please tell me about the oil surge relay of transformer? its working i'm not getting?
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#Threads
9f255282-0e86-4fc9-8c76-14fadc975f36
@khaled are we using Brushless excitation for synchronous generator anywhere yet now? i know its costly but it eliminates the commutation problem...
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#Threads
97f2066d-4afa-4ab0-9d39-2a19e8bf11ea
thanks sir!!! i'll wait for ur paper..
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#Threads
8d8df6ce-9d1d-460c-a08d-280cfd60b931
thanx alot khaled hamza u r great..
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#Threads
1b706dfe-87cf-4a53-915d-7136040ac7ba
@ khaled NGR u mentioned is the earthing provided to all equipments(like LA body , transformer neutral and body, panels body) through...
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#Threads
b4e61b1b-e81b-46a2-815f-0005a44a3eda
in a power plant we use sealing pump? can u tell me its purpose as i'm not sure?
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#Threads
2b1c4d6b-5ef6-414a-b43d-9d736e2286c4
in excitation cubicle(you have mentioned) we should also have some battery bank to provide dc while starting the generator.. i'm right or...