Thanks for the info Berkman and Windact...Thermodynamics is not really the field of my study so i got lost there a bit...but you cleared it up..i will try to follow your advice...I will try to calculate Rth for sink by following the formula you have provided...I understand i can ask any local...
Hi, i want to design a heat sink for following mosfet
http://au.element14.com/vishay-formerly-i-r/irfp360pbf/mosfet-n-400v-23a-to-247ac/dp/8649359
its technical data sheet is provided here
http://www.irf.com/product-info/datasheets/data/irfp360.pdf
i am not sure how to design it...by...
Homework Statement
Calculate the fault level for a 3Ø fault at F
With bus section CB closed
With bus section CB openHomework Equations
The circuit diagram can be found here
http://s1167.photobucket.com/albums/q629/sayeen1/?action=view¤t=fault_level.png
The Attempt at a Solution
The...