전동차 실내의 적정 환기율 및 이산화탄소 농도 기준치에 관한 고찰

Electric Multiple Unit is one of the major mass public transportation systems and passengers are under the influence of indoor air Quality such as air temperature, relative humidity and concentration of C02 gas, Therefore ventilation system of Electric Multiple Unit should be designed for both healthy and comfortable environments, We survey the optimal ventilation rate and the permissible C02 concentration in the saloon with the consideration of the cooling and heating capacity and fresh air induced from tunnel.