Treatment device for heavy glycerin during production of glycerin by using biodiesel byproduct crude glycerin

• Main Authors: YE HUODONG, CHEN JIANHONG, XIE YUNXI
• Format: Patent
• Language: Chinese; English
• Published: 29.03.2024
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; BLASTING; CHEMISTRY; COLD ROOMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS; DRYING; DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM; HEAT PUMP SYSTEMS; HEATING; ICE-BOXES; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; METALLURGY; ORGANIC CHEMISTRY; REFRIGERATION OR COOLING; REFRIGERATORS; WEAPONS

The utility model discloses a device for treating heavy glycerol during glycerol production by using biodiesel by-product crude glycerol. An outlet at the bottom of a heavy glycerol heat-preservation settling tank is connected with an inlet of a feeding pump through a heavy glycerol feeding pipe, and an outlet of the pump is connected with a feeding hole at the top of a heavy glycerol horizontal disc dryer; the heavy glycerin horizontal disc dryer is provided with a heating disc stirring mechanism, the top of the dryer is provided with a vacuum pressure gauge, an observation hole and a gas-phase glycerin discharging pipe, and the bottom of the dryer is provided with a dryer dead-corner-free discharging opening. A gas-phase glycerol discharging pipe is connected with a gas inlet in the top of the first-stage tube bundle condenser; a gas outlet in the top of the first-stage tube bundle condenser is connected with a pipeline at the top of the second-stage tube bundle condenser; the first-stage tubular condenser