The phenomenon of generating spark by rock mass friction and crash is observed and summarized.
利用旋转摩擦试验机进行了岩石摩擦、撞击的模拟试验研究,观测总结了岩石摩擦、撞击产生火花的现象,同时利用TVS-8000MKⅡ型红外热像仪实时采集岩石摩擦、撞击时岩石的瞬时红外辐射温度,得出岩石表面升温与岩石的垮落高度和岩石质量存在正相关关系。
The characteristics of the ignition processing which caused by electrostatic discharge(ESD) sparks and the igniting characteristics of the ESD sparks have been investigated in this paper.
本文研究静电放电(ESD)火花的点燃危险性特征。
From the characteristics of environmental factors in coal mines, the probability of gas igniting by sparks induced by high\|speed strike was investigated under the conditions of different humidity, temperature and powder concentration by experiments.
由于高速撞击形成的火花引燃甲烷受环境因素的影响 ,针对煤矿环境因素多变的特点 ,对不同湿度、温度和粉尘含量等因素影响高速冲击火花引燃甲烷的可能性进行了实验研究 ,并结合甲烷引燃理论探讨了其机理 。
The results showed that a multitude of small sparks covered the entire surfaces of the samples at applied constant current densities.
结果表明:不同电流密度时,都可在阳极表面观察到细小电火花。
The physical characteristics of the ignition processing caused by electrostatic discharge(ESD) sparks and the igniting characteristics of the ESD sparks are investigated.
由分析静电放电火花点火过程的物理特征和静电放电火花的点燃特性。
Power Supply for Ultrasonic Motor Applicable to EDM;
适合于电火花加工的超声马达驱动电源的研制
Gas Flow Field Simulation During Ultrasonic Vibration Assisted Gas Medium EDM Based on Fluent Software;
基于Fluent的超声振动-气体介质电火花加工气体流场模拟
Machining Curve Surface Cavities of Mould by Trepanning Technology of EDM;
模具型腔三维曲面的电火花套型加工
Numerical simulation of temperature field for electrical discharge strengthened coating;
电火花表面强化层温度场的数值模拟
A new EDM technology-ultrasonic vibration assisted electrical discharge machining in gas was proposed and corresponding experimental equipment was designed.
简述了超声振动辅助气体介质电火花加工原理,并设计开发了相应的实验机床。
The surfaces of U70MnSi and 40Cr were strengthened by a self-made electrical discharge surface strengthening equipment using hard alloy YG-8 and FW-1101 as electric pole.
采用硬质合金YG-8和堆焊焊条FW-1101作电极,在电火花表面强化器上分别处理了U70MnSi钢和40Cr钢的表面。
lnterfacial behavior of filled joints by electrospark overlaying;
填充型电火花精密堆焊接头的界面结合行为
Microstructure and properties of electrospark surface strengthening layers;
电火花表面强化层组织结构和性能的研究
Electrospark surface strengthening technique and machine;
电火花表面强化工艺及设备