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mahmoud ibrahim


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Active since 2011

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model of dc pump
anyone can help me to model dc pump 24v in simpowersystem and determine parameters to be connected to PV system

12 years ago | 0 answers | 0

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Question


photovoltaic curves
how to make E =ΔP/ΔV=P(n)-P(n-1)/v(n)-v(n-1) from curve of p&v of pv in simscape for fixed load coz every time i do it it produc...

13 years ago | 0 answers | 0

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Answered
I need to detect the zero voltage for switching on the mosfet .i am currently working on quasi resonant converter.do anyone have an idea on how to detect the zero voltage crossing using simulink blocks?
you can use switch and make it u=0 http://www.mathworks.com/help/toolbox/simulink/slref/switch.html

13 years ago | 0

Question


delay error
i have voltage signal when i make it delay then subtract it from each other is suppose give zero but it give zero for some point...

13 years ago | 1 answer | 0

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why Controlled PWM Voltage reduce simulation speed
when i use Controlled PWM Voltage in simscape it reduce simulation speed

13 years ago | 0 answers | 0

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Question


Controlled PWM Voltage
Controlled PWM Voltage how it work because when i connected to voltage source it give ratio of output voltage not pulse signal ...

13 years ago | 1 answer | 1

1

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Question


fuzzy MPPt
I am currently simulating a MPPT for solar cell connected to buck converter where the duty cycle is being controlled by a fuzzy...

13 years ago | 3 answers | 1

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answers