Enter the current and (internal) resistance of the battery into the calculator to estimate the power dissipated as heat (heat generation rate). The following formula is used to calculate the power dissipated as heat inside a battery due to internal resistance. The utility model discloses a UPS battery cabinet heat dissipation mechanism, including cabinet body, backing plate, fan base and fan, cabinet body bottom fixed mounting has the backing plate, the bleeder vent has all been seted up on two sides around the cabinet body, the inside fan that is. Excessive heat is one of the biggest threats to UPS reliability and battery lifespan. If it is lead-acid batteries, you need to account for hydrogen production. Among other codes, that would be in NEC. Do a search for "ced engineering battery room exhaust" and click on the first link.
[PDF Version]