The purpose of the present article is to suggest that accurate solution of thermal spreading problems for multilayer, edge-truncated geometry is easily accomplished using free, open-source finite element software. This should be especially attractive to designers and analysts who are full-time independent consultants, temporary contractors, or regularly employed … [Read more...]
Not Needing to Adjust Hot-Wire Anemometer Reading for Elevated Temperatures. Why Not?
Editor’s note: This question was asked in response to Electronics Cooling’s recent webinar by Roger Stout. To view the webinar, click here. Question: I've never heard that about not needing to adjust hot-wire anemometer reading for elevated temperatures. Why not? Answer: I don't know, luck? I published one paper on the subject, but it was really incidental, since we didn't … [Read more...]
'Normalized Transient Thermal Response' Curves – Can You be More Clear?
Editor’s note: This question was asked in response to Electronics Cooling’s recent webinar by Roger Stout. To view the webinar, click here. Question: I didn't understand what you were getting at with those "normalized transient thermal response" curves? Can you be more clear? Answer: Yes, I worried about that. There really wasn't time to get into it to the depth it deserved. … [Read more...]
I Thought Power Density (W/sq.mm) Went up at the rate of Moore's Law? Are You Saying it Doesn't?
Editor’s note: This question was asked in response to Electronics Cooling’s recent webinar by Roger Stout. To view the webinar, click here. Question: I thought power density (W/sq.mm) went up at the rate of Moore's Law? Are you saying it doesn't? Answer: Yes and no. The problem is, feature size on silicon chips keeps decreasing – that's what Moore's Law is all about. As … [Read more...]
5kW Solar Panels Produced More Power than Electric Car, but Not More than Dome House. How Much House Energy Consumption Did they Produce?
Editor’s note: This question was asked in response to Electronics Cooling’s recent webinar by Roger Stout. To view the webinar, click here. Question: You said your 5 kW solar panels have produced more power than you've used in your electric car, but not more than your dome house. How much of your house energy consumption did they produce? Answer: Good question! The 5 kW solar … [Read more...]
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