| 摘要 |
A constant temperature-humidity oven is provided. The constant temperature-humidity oven includes a chamber 100, a first heater 110 for rising in the temperature of the chamber 100, a humidifier 120 for controlling humidity in the chamber 100, a blower 130 for circulating the air in the chamber 100, and an air conditioning unit. The air conditioning unit includes an evaporator 150 for cooling arranged in the chamber 100, a compressor 220, a condenser 230, an inlet pipe R1 for connecting the evaporator 150 for cooling and the condenser 230, an outlet pipe R2 for connecting the evaporator 150 for cooling and the compressor 220, and a by-pass valve 240 connected between the inlet pipe R1 and the outlet pipe R2.. The air conditioning unit includes a heat medium container 140, in which a heat medium 144 is contained, a heat medium evaporator 210 contained in the heat medium 144, a means arranged between the heat medium evaporator 210 and the inlet pipe R1 for controlling the flow quantity of the refrigerant, and a heat medium circulating pipe 160 arranged in the chamber 100 for circulating the heat medium 144. |
