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Can anyone please suggest a way of performing regenerative braking of dc motor without using sim power systems in matlab?
I understand that we need to implement using a rectifier kind of circuit but can we do without using it??
hello everyone,
my project is stand alone solar power system.
and i need to implement PID control on the inverter side for load regulation.
i am using a controller called dspace 1103.
the problem is i need to give the output voltage of the inverter as a feedback to the controller which will...
hello everyone,
one of my friend has applied for MS abroad.
he wants to go for MS in power systems but is not getting opportunity.
so he is thinking of doing MS in VLSI.
so i wanted to know that is doing MS in VLSI is good? and is there any scope in India in next 10-15 years as he wishes to...
Hello everyone,
I have to design a full bridge converter and simulate it in matlab.
The problem is i am referring 2 books
1) pulse width modulated dc-dc converter by marian k. kazimierczuk
2) switching power supply design by abraham i. pressman, keith billings and taylor morey.
and in both the...
I have designed a driver circuit using HCPL-3120.
i think i am getting the output pulses but i am not able to vary the voltage and the pulse width of the output pulses.
i am attaching the circuit dig., output voltage and input voltage...
if anyone has any idea please reply....
i just changed the simulation time and a little changes i think i am getting the output pulses. but not able to control the voltage of the pulses or the pulse width??
and the output resistance its actual value is 10Ω but if i vary that resistance up to 1MΩ also there is no change in the output...
oh ok...
apart from the model my circuit is correct rite??
well i have made another driver circuit using HCPL-3120 but that doesn't work either..
actually i downloaded the model of HCPL-3120 from avago technologies which was a txt file so i converter it into a model using pspice model editor...
ok sir,
i have uploaded all the waveforms u asked..
but i want to tell one thing that i saw the application note of IR2110 and added a capacitor between vcc and com. and also designed the boot starp capacitance value which came out to be 20.66UF.
- - - Updated - - -
i downloaded the model from...
oh ok..
i reverse the polarity of the second source...
but still the output is same..
please help me getting this circuit right....
i really appreciate ur patience...
thanks a lot...
oh i am very sorry...
i am uploading the new inputs.. but still the output becomes constant at 5 V whereas it should be pulses..
and the voltage across the bootstrap capacitance is also a constant voltage of 9.8V.
the input voltages i have already uploaded.
its pulse wave given to HIN and another pulse wave with a delay to LIN.
and there is no RL in my circuit??
and the voltage across bootstrap capacitor is 9.5V. and its a constant voltage.
hey.. kofy2K, can u please tell what is the way to simulate solar panel that you found out??
please i need to simulate solar panel on pspice .....please.....
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