pinank
@pinank-6TUo5O Member
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Replied #Threads
Participate In The 'Official' CrazyEngineers T-Shirt Survey!
Kaustubh KatdareThe survey has been closed. I'll update this thread with the results in the next few minutes.what is the final poll? Eagerly awaiting to see...
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Servo system installation for eliminating power disturbances
Well, its highly unheard of motor drives and various other electrical devices to get affected by any occational power cut as most of them have on...
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Servo system installation for eliminating power disturbances
can you please elaborate!
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Capacitor as loading device
Jeffrey SamuelSource has some reactive impedance so I am not sure what you are implying Can you pls post a little schematic here to explain the...
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Why only we use 3 phase why not 5 phase
Akhilesh Kumar NairBrother I don’t know how you define balanced system although I was discussing about standalone system which doesn’t require complex power system calculations…… b...
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Why only we use 3 phase why not 5 phase
Akhilesh Kumar NairBrother why don't you just think for the 5phase phase angle division it's 72(balanced) all the odd phased system will be balanced and I...
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3Q Unbalanced Load Power
Yeah... Theres a method.. Its given in Reactive power control by Thomas miller. Section 1.9.
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Why only we use 3 phase why not 5 phase
Akhilesh Kumar NairI agree with your point brother that practical and economical aspects are also a concern but I am not going to that much level...
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3Q Unbalanced Load Power
hey, one method is to convert the unbalanced 3phase load to a balanced load and then the further calculations are carried out.
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Finding the natural frequency of fan?
can you be a little more specific? Natural frequency of fan? Shouldnt it be the supply frequency = 50Hz. 😛 #-Link-Snipped-# please share the link to...
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Capacitor as loading device
can this be the counter argument. Taking a simple circuit A BJt and AC signal is applied to its base. Now if there is no AC...
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Effect of frequency on motor
We know IM has its own internal leakage reactance. Reactance is dependant on frequency. Xl=2*pi*f*L. So now can you find out how the current and power...
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Phase voltage in delta connection
Phase voltage is the voltage developed across the phase of the load/source. So if u c in a delta connection, the phase voltage equal line voltage
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Electronic Fabric Changes Color And Pattern In Response To Touch And Sound
hey a cool project. Would love to see lot more applications of this technology!
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Solar Wind Energy Tower: A Hybrid Solar-Wind Energy Technology Gets The Official Nod
Void RunnerNote that this is a power plant that operates on vapour absorption cycle to create motion in turbine to generate electricity. It is a solar...
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Control system with 4 poles
Dude can you explain your system more elaborately? And the response changes as per the values of zeta and w..
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Shaggy Dog - Straws in the wind for power
Sir, can u shed more light on piezo electric generator? Thank you
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Capacitor as loading device
mreccentrici counter this... It's not always a fraction of time. The rate of charging can be altered. So, i guess, it can be made so that...
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Difference between ground and neutral in electrical system
Neutral point can be viewed as a point in an ac electrical system where the net voltage equals zero..ie in a 3 phase star system the...
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Capacitor as loading device
A.V.RamaniA fully discharged capacitor can act as a DC load till it is fully charged. It has effectively zero resistance to start with. After this its...
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Doubts in Power Transformer
Lol...acha is there any method by which we can measure the leakage reactance in a transformer..I mean, if we can measure the reactance value real time...
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Capacitor as loading device
Ahh...no...they are primarily used as filters...either to filter out harmonics or as a lpf, hpf etc etc
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Designing power supply
U can step down the input power by using a transformer and then use a full wave rectifier, filter and voltage regulator (lm317) to set the...
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Capacitor as loading device
As per my knowledge capacitors are used as fillers in electronics!
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Web sites suggestions for basic knowledge on arduino
Search for Jeremy Blum videos on YouTube..this will get u started.
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Doubts in Power Transformer
lalIron loss comprises of eddie current loss and hysteresis loss. Hysteresis loss depends on the rate of change of direction of flux and the magnetic property...
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Earth Potential
the links are reference to ground resistance....my question that if current is flowing through earth (via some return path) then there should be some potential difference...
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How to connect PIC18f4455-microcontroller to matlab/simulink?
Harshad ItaliyaI am not 100% sure but you can interface your microcontroller with COM port of your PC and MATLAB will allow you to access COM...
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Flux when speed of induction motor exceeds synchronous speed
#-Link-Snipped-# please help me with this!
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In synchronous motor - Why the frequency should be made constant?
lalNot all synchronous motors have the same speed. For the same frequency, it depends on the number of poles the motor is constructed with. Small synchronous...
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In synchronous motor - Why the frequency should be made constant?
Troll_So_HardInteresting ! I wanna know more. So,basically all synchronous motor has same speed ? If yes,then why we need different starters ? Isn't it that synchronous...
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Why transmission voltages are multiples of 11?
its been a convention from olden days... there is no specific reason to it...
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Difference between line and phase
in electrical systems there are multi phase circuits likely three phase or single phase circuits.. so difference in potential between any two phases is th line...
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PLC OR MICROCONTROLLER WHICH ONE TO USE??
stepper motors are generaly used as you can control the rotations...and you can just google search about pneumatic systems!
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PLC OR MICROCONTROLLER WHICH ONE TO USE??
and building relay based drivers should be enough! as relay drivers are easy to build!
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PLC OR MICROCONTROLLER WHICH ONE TO USE??
a plc is much more costlier than any microcontrollers! Arduino is the best choice as programming it is much easier than others! and even PLC programming...
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sine wave output from squre wave
areyy we can have squares waves of different amplitude and time periods to generate in sine waves?
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sine wave output from squre wave
can we superimpose square waves having different time periods to create sine waves?!
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Parameters of an alternator
mreccentricBTW, which book did you refer? I have one will go and check if this is there.you can use Electrical Machines by PS Bhimbra...
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Inductance between AC, DC source
well in transient response the current will rise exponentially and then attain the steady state value of i=V/R. but the transient responce will be given by...
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Inductance between AC, DC source
In DC supply we will have a transient response...where i(t)=Vdc/R(1-e^(-R/L)*t)... While in AC supply the inductor will act as a solenoid where there will be back...
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Why is transformer efficiency higher than motors or generators?
generally the copper loss are negligible in AC machines as the reluctance is much more than the resistance.. so taking this into consideration the transformers have...
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Difference between level triggered and edge triggered
so the positive edge triggered device goes high when the clk transition takes place from 0-1 and goes off when the clk transition 1-0 takes place....is...
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MicroControllers basics
i read maziddi...though a few more pages to go..😛 but what real time applications do we have with 8051 microcontroller?? as compared to ARDUINO and ATMEGA...
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