Written in English
|The Physical Object|
|Number of Pages||135|
Optimization of solvent extraction conditions for total carotenoids in rapeseed using response surface methodology Ling Wang1, Yun Liu1,* 1College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan , P. R. China. Email: *[email protected] Received 10 May ; revised 16 May ; accepted 19 May File Size: KB. The diffusion coefficient of rapeseed oil was determined from data obtained during time-varied solvent extraction experiments. The experiments were carried out in a Gülbaran extractor-diffuser with hexane as the solvent. A relationship was found between the slope of the diffusion line and the shape and size of the rapeseed particles. This relation can be used to calculate the diffusion Cited by: The optimal extraction conditions of rapeseed cake oil using subcritical Ra/butane were established by response surface methodology. The quality of subcritical Ra/butane extraction oil. Solvent extraction is achieved through the grinding of seed. The ground seed or cake is then purged or washed with a petroleum distillate (the most common chemical used is hexane) which releases the oil in the seed. The solvent is then “flashed off” by heating the oil in a sealed chamber. The oil/solvent blend is next heated to º F.
extraction of rapeseed oil (2,), but according to our knowledge there is no report regarding the optimization of the supercritical CO 2extraction of oil from rapeseed using response surface methodology (RSM). RSM, orig-inally described by Box and Wilson (13), is a collection of mathematical and statistical techniques useful for theCited by: 4 Main Steps in Rapeseed Oil Production. Pretreatment for Rape Seeds This is the process where the seeds are prepared for extraction of oil; the process utilizes energy to rapture or make the walls of the seeds weak. This energy can be obtained through mechanical way by grinding, breaking, rolling, pelleting and pressing the seeds. The solvent-extraction method developed in our laboratory for canola has been optimized for the treatment of Chinese rapeseed on bench- and semi-pilot-plant scale. The seed was treated with a two-phase solvent system consisting of methanol containing 10% ammonia and 5% water (CH 3 OH/NH 3 /H 2 O) as the polar phase and hexane as the non-polar Cited by: This paper discusses procedures and outlines the flow of rapeseed from field to extraction unit. The important areas of handling, grading, and cleaning are identified with the most satisfactory solutions to the problems described. Rapeseed contains nutritional depressant factors, i.e. glucosinolates and erucic by: 5.
Keywords: rapeseed cake, cold-pressed rapeseed cake, nutrients, chemical composition. Introduction The most common animal feed from rapeseed is solvent extracted rapeseed meal. Many articles have been published about chemical composition, nutrient value and feeding solvent extracted rapeseed meal to different animal by: The Rapeseed Extraction Palnt Main Equipment: rotary multi cell extractor with stainless steel gate or drag chain extractor, D.T.D.C desolventizer-toaster, total negative pressure evaporator, paraffin recovery equipment, etc. Craft flow for rapeseed oil extraction workshop: solvent steam ↓ ↓. Rapeseed oil extraction process is one of important process of rapeseed oil production. We can choose proper rapeseed oil extraction process according to production rapeseed pre-pressed, pressed rapeseed cake will be delivered to rapeseed oil solvent extraction machine to extract oil with solvent inside oil extractor, after extraction, will get mixed oil and wet meal. impact of extraction method or heat treatment of seeds on the profile of phospholipids in rapeseed oils. The objective of this paper was thus to evaluate the effect of heat treatment of whole and milled seeds and extraction methods on the content of phosphorus and profile of phospholipids in rapeseed oils. Material and methods Rapeseed oil samplesCited by: 1.