| abstract |
The invention provides a rapeseed peeling method suitable for cold pressing oil preparation, belonging to a front procedure in a rapeseed oil preparation method. The rapeseed peeling method comprises the following steps: (1) rapeseed pretreatment, (2) ultrasonic wave treatment, (3) drying, (4) breaking and peeling, and (5) skin and kernel separation. The method is simple and low in investment, the drying time is greatly shortened by the ultrasonic wave treatment, the rapeseed peeling rate is more than 95%, and the peeling rate is high. The peeled rapeseeds obtained by adopting the method is particularly suitable for processing of low-temperature pressed rapeseeds, and low-temperature pressed rapeseed oil is good in color and high in quality and meets the requirement of current customers for green and healthy oil. |