Yi Zhang

4 Questions 9 Answers 0 Followers

Questions related from Yi Zhang

How to translate the time-domain cooling curve into cumulative structure functions?

As the standard JEDEC51-14, the transient time-domain cooling curve can be translate into cumulative structure functions to obtain the parameters inside semiconductor devices. However, how to...

01 January 1970 2,468 3 View

How to get the total output power of a wind farm when I only have a wind speed of 10-minutes averege?

Hi, I want to get the total output power of a wind farm. I only have an annual wind speed with 10-minute average in one location, but I want to get the information with more information, thus I...

01 January 1970 3,003 2 View

If I know the average, minimum, maximum wind speed and its deviation in ten minutes, how to reconstruct it with the time step of 1 second?

I want to reconstructed a wind speed profile in 10 minutes. I have the average, minimum, maximum and deviation of the 10-minute wind speed profile. How to reconstructed it with the time step of 1...

01 January 1970 7,626 5 View

How to design water cooling for IGBTs?

Hi, I am designing a water cooling system for high power IGBTs, but I don't know how to do that, such as selecting heat sink, velocity of water etc. If I have known the losses of IGBTs, thermal...

01 January 1970 1,609 2 View