why didnt i study this in five years of thermodinamics

[raaaid]

well i got a maximum and minimum eficiency to canclulate the title x , the amount of vapur and the amount of liquid would be very difficult

but my calculation shows that even in the worse of cases it has a bigger eficiency than karnot

but any way its not the eficiency

ITS THAT IT CAN WORK WITH 2 DEGREE GRADIENT

how about this two mixtured:

http://www.youtube.com/watch?v=bs_OtCsDJoY

http://www.youtube.com/watch?v=elfNY...eature=related