Study on the Climatic Testing of Railroad Passenger Car for the Enhancement of Thermal Comfort

초록

The thermal comfort in passenger cabin is very important because this is one of the most frequently issued complaints of passengers. For this reason, the climatic testing of passenger car is always required for manufacturing passenger car in United States. Nowadays, the request for this climatic is increasing in many other countries due to the climatic changes. In this study, an example of climatic testings for passenger cabin was presented with data obtained from the environmental chamber testings. Evaluating methods for cooling and heating performances of car were also shown with air balance and air pressurization tests. The criteria to judge pass or fail for the heating and cooling performance of car, as well as various efforts to enhance the thermal comfort of passenger cabin, were also presented in this study.