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Improvement practice of oil refining process and equipment
  
DOI：10.12166/j.zgyz.1003-7969/2020.10.005
KeyWord:oil refining  process  equipment  safety  trans fatty acid  glycidyl ester  3-chloro-propanediol ester  energy saving
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Author NameAffiliation
ZUO Qing Jiangsu FAMSUN Oils & Fats Engineering Co., Ltd., Yangzhou 225127, Jiangsu, China
 
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Abstract:
      In order to strengthen the quality safety of refined oil and improve the market competitiveness, the oil refining process and equipment for multiple oil sources were improved. Based on the improvement of the original oil refining process and equipment, the new processes were adopted such as enzymatic degumming, nano-neutralization and post deacidification to retain the active substances (sterol and vitamin E) in oil, control the trans fatty acid increase no more than 1.2%, the content of glycidyl ester no more than 1 mg/kg and 3-chloro-propanediol ester content no more than 2.5 mg/kg, save energy and reduce production cost.
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