筛面

基于MeanShift的筛面物料颗粒目标运动轨迹跟踪

Trajectory tracking of particle material motion on sieve surface based on Mean shift algorithm

QFZ清理分级机采用循环风系统和并行的多层筛面，有利于提高产量并减少污染。

The circulating air system and parallel multiple sifting covers were used in QFZ cleaning-grading machine , which could be favorable for increasing throughput and reducing contamination .

揭示了琴弦筛面、弹性筛面克服堵孔的机理。

The overcoming blinding mechanism of elastic screen surface was accounted for .

弹性筛面上潮湿细粒煤炭筛分机理的研究

Study on screening mechanism of moist fine coal on elastic screen surface

筛分作业中颗粒同筛面间碰撞过程的数值研究

Numerical study on collision process between particles and screen plate

弹性筛面动力学及难筛分物料的透筛机理

Dynamics of elastic screen surface and penetrating mechanism of difficult screening material

筛面正拉伸对弛张筛动态特性的影响

Influence of Elastic Stretching on Screen Surface Dynamic Characters of Flip-flow Screen

谷粒沿筛面运动研究

A research of motion of grains along sieve surface

潮湿细粒煤在筛面上的粘附机理

Adhesive mechanism of moist fine coal on screen plate

筛面张紧量对弛张筛橡胶筛面动力学参数的影响

Influence of tensional amount on dynamic parameters of elastomeric sieving plate of flip-flow screen

基于筛面基础动力学的弛张筛加速度推荐模型

Recommended Model for Accelerator of Klip-Flow Screen Based on Fundamental Dynamic for Screen Surface

振动筛面上振动着的物料对筛体（横梁）的载荷识别

Load Identification for the Frame or Beam Acted by Vibrated Material on a Vibrating Screen

物料在锥型振动筛面上的运动学分析及实验研究

Kinematics Analysis and Experimental Investigation on the Materials on a Tapered Surface of Vibration Screen

关于物料在前置分级装置筛面上运动轨迹的研究

The Research on the Moving Track of Materials On the Nets of the front Classifier

筛孔孔径和筛面倾角优化配置的试验研究

Test and Research on Optimum Configuration of Diameter of Screen Aperture and Incline of Screen Deck

质点在圆筒筛面上的运动特性及对垂直圆筒筛性能的影响

Moving characteristics of a particle on cylindrical screen and their influences to the vertical cylindrical screen performance

离心风机的转速及其出风口角度是影响联合收割机筛面气流场分布的两个主要因素。

Speed and the angle of tuyere of Centrifugal fan are main factors for Combine sieve surface airflow distribution .

利用弹性筛面筛分理论，分析现有的几种难筛物料筛分机的优点和存在的问题，提出了一种新型双自由度弹性筛面筛分机。

The merits and disadvantage of screen machine for difficult-to-screen-material were analyzed by means of elastic screen surface screening theory .

本文对比研究了普通筛面振动筛与梯流棒条筛的结构特点，并就其筛分效率做了对比研究。

The structures of common vibrating screen and cascade bar screen are illustrated , and the sifting efficiency is compared as well .

通过中试实验得出，琴弦式弹性筛面具有很好的自清洗能力，筛网不易堵塞，而且筛分效率高。

A pilot test proves that the elastic screen mesh has good self cleaning capability , less aperture blinding and high screening efficiency .

设计单因素实验，系统地分析了摆动参数，筛面结构参数，生产工艺参数对筛分效率的影响。

With single-factor test , the influence of swing parameters , structural parameters , and process parameter on the screening efficiency was analyzed .

筛分作业在散体物料处理工艺中具有极其重要的地位，筛面上细粒物料的透筛过程以概率论的原理为基础。

Screening has a very important position in bulk material treatment and the screen-penetrating process of fine material is based on the probability theory .

建立了琴弦筛面、弹性筛面动力学模型及设计公式。

The dynamic models of piano wire screen surface and elastic screen surface were set up , the design formula of screen surface was given .

筛面长度、倾角和筛孔孔径是最重要的筛面参数，与筛分机的处理能力和筛分效率有着直接的关系。

Screen length , incline angle , and screen-aperture are the most important screen pa-rameters , which directly relate to the capacity and efficiency of the screen .

并计算了混合物中各种组成部分一次被吹送到1.2米筛面以外的吹出临界风速。

The critical velocity at which the various parts of materials are blown out of the sieve which is 1 . 2m in length has been calculated .

本文导出了能够较全面地描述质点在圆筒筛面上运动的数学模型，并给出便于应用的简化形式。

A mathematical model is derived to describe the motion of a particle on a cylindrical rotating screen , and its simplified form is developed for practical use .

在筛面时以磕罗音为击节，唱着悠扬的“生”腔韵调，好听之极，遂渐为人知。

When the screen surface to knock hit rale for the festival , melodious singing of " health " cavity Yun stressed that the very sound was becoming known .

筛分过程是一个极为复杂的随机过程，限于物理试验技术的发展水平，至今仍缺少对筛分过程中振动筛面上颗粒群的运动及透筛等基本机理的深入认识。

However , as the limited development level of physical testing techniques , we still lack insight understanding of the fundamental mechanism of particle motion and penetrating in screening process .

又从颗粒的碰撞理论出发，建立了物料群与筛面碰撞的运动速度公式，在此基础上分析了物料群颗粒之间的相互运动规律以及物料群的分层规律；

And then proceed from collision theory of the particle , set up speed formula of the materials group , analysed materials moving law and the theory of delamination on this basis .

通过对筛面不同点的运动仿真分析，获得了各点的位移、速度、加速度的变化情况，全面的了解了筛面的运动状态。

Through motion simulation analysis of different points of the separation , changes of the displacement , velocity and acceleration of points were obtained ; movement state of the separation was completed known .