折光浓度仪在实际生产中有着广泛的应用前景，吸引了人们的研究热情。介绍一种检测啤酒发酵过程中的含糖量的新型实用折光浓度仪，讨论其工作原理、结构和智能控制。实验表明，仪器设计可行，工作可靠。它具有结构简单、抗环境干扰、高精度、低成本和实用性好的特点。 Refractometer has a wide range of applications in the actual production prospects, has attracted people’s enthusiasm for the study. A new type of practical refractometer for detecting the amount of sugar in beer fermentation process is introduced, its working principle, structure and intelligent control are discussed. Experiments show that the instrument design is feasible and reliable. It has a simple structure, anti-environmental interference, high precision, low cost and good practicability.