1) UIT
超声冲击电源
1.
Ultrasonic impact treatment (UIT) is an effective and convenient method to enhance the fatigue strength of welded joints and suchlike structures.
该超声冲击电源结合执行结构形成完整超声冲击装置。
2) ultrasonic impact treatment
超声冲击
1.
Effect of ultrasonic impact treatment on residual stress of welded structure;
超声冲击对焊接结构残余应力的影响
2.
Analysis of strengthening mechanism of ultrasonic impact treatment of 2A12 aluminum alloy weld joint;
2A12铝合金焊接接头超声冲击强化机理分析
3.
Specimens of 22SiMn2TiB armor plate are treated by ultrasonic impact treatment(UIT).
采用超声冲击处理工艺对22SiMn2TiB装甲钢试样进行了表面冲击强化,采用四点弯曲加载装置将处理和未处理的试样在3。
3) Ultrasonic peening
超声冲击
1.
Improvement of fatigue properties of welded joints for titanium alloy by ultrasonic peening method;
超声冲击法对钛合金焊接接头疲劳性能的改善
2.
Fatigue properties improvement of welded joints for LF21 aluminum alloy by ultrasonic peening method;
超声冲击法改善LF21铝合金焊接接头的疲劳性能
3.
Ultrasonic peening method is proved for improving the fatigue strength the welded joints by previous examinations.
采用Q2 35B十字接头试件 ,就改善焊接接头疲劳强度的超声冲击法与TIG熔修法进行了全面对比。
4) ultrasonic impact
超声波冲击
1.
Welding residual stress was tested,and ultrasonic impact imposed on welds of the models.
针对大跨径钢结构斜拉桥锚拉板区域焊缝较密、连接钢板较厚、焊接残余应力较高且分布不明确等问题[1],对重庆江津观音岩长江大桥索梁锚固区域部分进行足尺比例试件的焊接应力测试,并对其焊缝进行超声波冲击试验,研究超声波冲击法对锚拉板区域各焊缝应力的影响情况。
2.
The second kind of these techniques is the ultrasonic impact technique which was used in the welding process in order to reduce the residual tension stress in the welding area of the s.
第二种是超声波冲击技术,用以减少船舶结构中的焊接区域出现的残余应力。
5) ultrasonic power supply
超声电源
1.
Study on Application of Soft-ware Phase-Locked Loop in Ultrasonic Power Supply;
软件锁相环在超声电源中的应用研究
2.
High frequency ultrasonic power supply controlled by AT89C51, can adjust its power, frequency and phase in high performance.
以单片机AT89C51控制的高频超声电源 ,其功率、频率及相位可进行有效的调节。
6) ultrasonic power
超声电源
1.
The paper presents the rough and refine control method which based on the DDS-PLL for frequency tracking against the frequency drift problem during the ultrasonic power system operation.
针对超声电源负载系统工作过程中的频率漂移问题,提出了一种基于直接数字频率合成(DDS)与锁相环(PLL)相结合的粗精频率复合跟踪控制策略,即通过DDS技术实现频率的粗调;通过PLL硬件电路实现频率的精调。
2.
The principle of phase shift control is introduced in this paper,by adopting phase shift resonant controller UC3875,the system of power output controlling of ultrasonic power is designed.
简要介绍了移相控制原理,详细说明了美国Unitrode公司的控制芯片UC3875,并采用移相控制芯片UC3875设计了智能超声电源的功率输出控制系统。
3.
The fundamental of ultrasonic machining method of micro-pits of working surface is introduced in this paper, and the principle and method of phase controlling frequency tracking are analyzed, and the whole structure of ultrasonic power for ultrasonic machine of micro-pits of working surface is presented.
介绍了表面微坑超声加工的基本原理 ,分析了相位控制频率跟踪的原理及实现方法 ,给出了表面微坑超声加工装置超声电源的总体结构。
补充资料：标准操作冲击电压波形(见冲击电压发生器)
标准操作冲击电压波形(见冲击电压发生器)
standard switching impulse voltage waveform
b .oozhun CooZuo ChongJld，onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条