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A condenser is an apparatus or item of equipment used to condense (change the physical state of a substance from its gaseous to its liquid state). In the laboratory, condensers are generally used in procedures involving organic liquids brought into the gaseous state through heating, with or without lowering the pressure (applying vacuum)—though applications in inorganic and other chemistry areas exist. While condensers can be applied at various scales, in the research, training, or discovery laboratory, one most often uses glassware designed to pass a vapor flow over an adjacent cooled chamber. In simplest form, such a condenser consists of a single glass tube with outside air providing cooling. A further simple form, the Liebig-type of condenser, involves concentric glass tubes, an inner one through which the hot gases pass, and an outer, "ported" chamber through which a cooling fluid passes, to reduce the gas temperature in the inner, to afford the condensation.
A high-efficiency parallel evaporation drying device
This utility model relates to the field of laboratory equipment technology, specifically a high-efficiency parallel evaporation drying device, including an evaporation drying chamber. A heating plate is installed at the bottom of the evaporation drying chamber, and the heating plate is connected to a drive module to heat the evaporation drying chamber. An arched sealed cover is installed on the top of the evaporation drying chamber. A control unit is isolated on the side of the evaporation drying chamber. The control unit is equipped with a power switch, an electronic condenser vent, and a touch screen intelligent controller. The touch screen intelligent controller is electrically connected to the drive module. It uses an air bath instead of a water bath and employs temperature and humidity sensors for precise temperature and humidity control. While being safe, energy-saving, and environmentally friendly, it achieves functions such as adjustable temperature and humidity, precise temperature and humidity control, and gradient temperature and humidity control. It is used to solve problems such as poor temperature controllability of the original device, inability to achieve step temperature control, easy scale formation in the water heating part, lack of leakage protection, and safety hazards, thereby improving the precision and accuracy of the data.
Owner:JILIN NONFERROUS METAL GEOLOGICAL EXPLORATION BUREAU RES INST