| 摘要 |
A powdered dry ice injecting system for a refrigerator car is provided to stably keep the temperature inside a loading room low as well as rapidly drop the temperature inside the loading room by venting powdered dry ice from a vent hole of a nozzle unit. A powdered dry ice injecting system for a refrigerator car comprises a liquefied carbon dioxide storing unit a main body unit(130) and a nozzle unit(140). The liquefied carbon dioxide storing unit is equipped in the refrigerator car. The main body unit allows the liquefied carbon dioxide entering from the liquefied carbon dioxide storing unit to flow. The nozzle unit has one end connected to the main body unit and the other end sealed, and is provided with a flow path in the inside so as to allow the liquefied carbon dioxide entering from the main body unit to flow. |
