With availability for high powered Peltier thermoelectric heating / cooling I'm inclined in a cooling design incorporating them. Being first time incorporating the same I'd like more understanding and clarification unto their attributes
What happens when cold side temperature exceeds hot sides?
Are Peltier polarity reversible?
What fundamental equations are applicable to all Peltiers for temperature determination
Popular freeware softwares for calculations
Myself has never worked Peltiers.