The only time I’ve ever seen it used was practice questions from my thermodynamics textbooks when Imperial units were used (alongside the wonderfully awful to use BTU which doesn’t translate well with anything).
I’ve never seen Rankine actually used anywhere otherwise.
But the Freedom™ 🇺🇲🦅
It was named after the Scotsman that developed it. Furthermore, I’ve never seen it used in any practical application here in the US.
The only time I’ve ever seen it used was practice questions from my thermodynamics textbooks when Imperial units were used (alongside the wonderfully awful to use BTU which doesn’t translate well with anything).
I’ve never seen Rankine actually used anywhere otherwise.