挖掘机械

第五届全国挖掘机械信息与学术交流会在宁波举行

The Fifth Chinese Excavator Information and Academic Meeting In Ningbo

截煤或截石机和隧道挖掘机械，自动推进

Coal or rock cutter and tunneling machinery , self-propelled

挖掘机械的负荷传感同步控制液压系统

Load-sensing Synchronous Control Hydraulic System for Excavator

设计了大型挖掘机械直流电动机激磁电路的转换与控制电路。

A control circuit for transition control in DC motor field excitation on large power shovel has been designed .

孝义铝矿五大矿区均存在大量的采空区，大型设备在作业过程中，经常发生挖掘机械陷落采空区的事故，造成设备的损坏、人员伤亡，给正常采矿生产带来的重大安全隐患。

Large scale equipments often fall into these areas in the production process , causing damages to equipments and casualties to working staffs , which brings in great security risks to safety production .

液压挖掘机，是一种大型工程挖掘机械，主要应用于现代工程建设，如：公路、桥梁、建筑、养殖池、地下工程、抢险开挖等等。挖掘机的挖掘性能对提高工作效率起着关键作用。

Hydraulic excavator is a large-scale mining machinery used in modern construction , such as highway , bridges , architecture , ponds , underground and rescue projects , etc. The mining performance plays a key role in improving the working efficiency of a hydraulic excavator .

数据挖掘在机械制造业外购件供应系统的应用

Realization of Data Mining on Machinery Enterprise Marketing System

数据挖掘在机械专业教学质量分析评价系统的应用

Implementation of Data Mining Technology in analysis and appraisal system of mechanical teaching quality

文中介绍了修船厂挖掘现有机械设备的潜力，利用镗床的特有功能，解决调距桨修理过程中，螺距测量长期存在的工艺和实施方面的难度问题。

This paper introduces how to solve the problem of measuring pitch of adjustable airscrew , while repairing it , with the special function of boring lathe , which requires to tap mechanical potentialities of the shipyard for this technical difficult problem .

讨论了基于Web数据挖掘技术对机械产品概念设计的支持。用Java实现网页上数据挖掘并将结果存入数据库；

Discusses the data mining on Web support the computer aided conceptual design system and course of the data mining base on Web by Java and stores the results into database .

基于数据挖掘工具的机械产品概念设计研究

Research of Mechanical Product Conceptual Design Based on Data Mining Tool

基于时间序列数据挖掘的旋转机械故障预报

Fault Prediction for Rotating Machinery Based on Time Series Data Mining

挖掘过程及机械参数优化设计

Optimal Design of Digging Process and Mechanism Parameters

目前，我国马铃薯大多是以人工挖掘或半机械化收获。

At present , potato is harvested by the way of artificial digging , or half mechanization .

将数据挖掘方法引入旋转机械故障诊断领域，提出一种基于主元分析（PCA）与决策树相结合的转子故障诊断方法。

A method of rotor fault diagnosis based on principal component analysis ( PCA ) and decision tree is proposed .

数据挖掘技术在旋转机械故障案例库构造中的应用

Application of Data Mining Technology in Constructing of Rotating Machinery Fault Case Base

本文根据粗糙集理论中对知识进行分类的特点，将粗糙集理论应用到数据挖掘中来指导机械产品的概念设计，论述了粗糙集理论指导下的产品设计参数简化的方法。

The paper based on the characteristic of Rough Sets classification and applies it to Data Mining to guiding product conceptual design .

以机床传动机构设计为例，说明了采用决策树方法的数据挖掘模型来实现机械产品概念设计的功能结构映射过程。

In the example of lathe driving mechanism , it is showed that the functions convert to product structures by the Data Mining model adopting the Decision Tree Algorithm .

在此基础上，借助知识挖掘手段，展开机械结构对称破缺概念、作用及其应用的研究，主要研究内容和成果体现在以下四个方面：1、机械结构对称破缺概念和分类体系的建立。

On these bases , research on concept , function and application of mechanical structure symmetry-breaking is carried out . The main research contents and results are focused on the following four aspects : 1 . Establishment of concept and classification system of mechanical structure symmetry-breaking .