锤片式饲料粉碎机的研究发展现状  

The Research and Development Status of Hammer Feed Mill

作　　者：曹丽英[1] 李帅波 李春东 汪阳 汪飞 CAO Liying;LI Shuaibo;LI Chundong;WANG Yang;WANG Fei(Mechanical Engineering School,Inner Mongolia Science&Technology University,Inner Mongolia Baotou 014010,China)

机构地区：[1]内蒙古科技大学机械工程学院,内蒙古包头014010

出　　处：《饲料工业》2021年第3期31-36,共6页Feed Industry

基　　金：国家自然科学基金项目[51105189];内蒙古自治区自然科学基金项目[2018MS05036、2014MS0534]。

摘　　要：粉碎工序在饲料加工过程中占重要的地位。锤片式饲料粉碎机由于其对原料的适应性强、通用性好和结构简单等优点得到广泛应用。文章综述了目前锤片式饲料粉碎机的种类和结构特点,扼要论述了锤片式饲料粉碎机的研究现状:物料环流层对饲料粉碎机效率和能耗的影响,筛片、锤片及其分离装置对粉碎机筛分效率的影响,粉碎机噪声的主要来源,整机结构对噪声的影响以及降噪的具体措施;离散元素法与CFD耦合的分析,可以有效地模拟粉碎室内物料的运动规律,给饲料粉碎机的进一步优化提供基础。同时对锤片式饲料粉碎机的研究趋势和发展方向进行展望。The crushing process occupies an important position in the feed processing process.Hammer feed mills are widely used due to their strong adaptability to raw materials,good versatility and simple structure.The types and structural charac⁃teristics of hammer-type feed crusher are summa⁃rized.Briefly discuss the research status of ham⁃mer feed mill:the material circulation layer af⁃fects the efficiency and energy consumption of the feed grinder.The screening efficiency of the grinder is affected by the screen,hammer and its separation device;the main source of noise from hammer feed mills.The influence of the whole machine structure on noise and the specific measures for machine noise reduction;the analysis of the coupling of the dis⁃crete element method and CFD can effectively simulate the crushing room the movement law of the mate⁃rial provides the basis for the further optimization research of the feed mill.And the research trend and development direction of the hammer feed mill are prospected.

关 键 词：锤片式饲料粉碎机 筛分效率 降噪 气固两相流 FLUENT 

分 类 号：S816.34[农业科学—饲料科学]