Optimization method for crystallization of glucose

The invention discloses an optimization method for crystallization of glucose. The optimization method comprises the following steps: adjusting the concentration and pH value of starch milk in a material blending tank, adding high-temperature-resistant alpha-amylase and carrying out primary high-pre...

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Hauptverfasser: Xu Qinfu, Liu Yongguo, Yan Jiwen, Xu Chuan'gao, Lei Xiaojuan
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses an optimization method for crystallization of glucose. The optimization method comprises the following steps: adjusting the concentration and pH value of starch milk in a material blending tank, adding high-temperature-resistant alpha-amylase and carrying out primary high-pressure injection and secondary enzymatic continuous liquefaction reaction via a liquefaction injector so as to hydrolyze starch milk into liquefied starch liquid; allowing the liquefied starch liquid to enter a vacuum flash evaporation cooling system, adding glucoamylase, allowing the obtained mixture to enter a saccharification tank for saccharification, carrying out microfiltration, ultrafiltration and decoloring on a saccharified material, and then successively carrying out removal of peculiar smell via a deodorization adsorption resin, concentration and crystallization; and adding purified water to dissolve crystal and successively carrying out nanofiltration, recrystallization, centrifugation, drying, screening