Application of Electromagnetic Core Imperfection Detector in Generator Experiments 应用电磁定子铁芯故障探测仪进行发电机试验
The Design and Research of the Transceiver Module of an Electromagnetic Wave Detector 光探测磁共振波谱仪一种电磁波探测仪的收发模块的设计与研究
Application of Electromagnetic Separator and Metal Detector into Belt Conveyor 电磁除铁器和金属探测器在皮带运输机上的应用
The DTY type natural electromagnetic wave detector has been usually applied to operation on ground level to probe the thickness of coal beds and surrounding minor structures. 利用天然电磁波研制的DTY型地电探测仪,多年来一直在地面探查煤层厚度和附近小构造。
This paper expounds the prospecting test study on electromagnetic sounding of fixed excitated source used magnetic stick as magnetic detector in varied topography area. 采用磁棒代替线圈作磁探头,进行了固定源建场测深在地形复杂区的勘探试验。
Research on electromagnetic model of continuous wave metal detector 连续波金属探测器电磁场模型的理论分析
This paper introduces an electromagnetic radiation detecting and alarming system for individual soldier. The system is composed of single chip micyoco ( SCM) MSP430, low-noise amplifier, detector, low-pass filter and alarming circuits. 介绍了单兵电磁辐射剂量监测与报警系统,主要由单片机MSP430、宽频带低噪放大器、检波器和低通滤波器以及相应的报警电路构成。
The paper introduces electromagnetic metal-separating equipment about its working principle and common types, puts forward selection principle, provides selection case, lists metal detector about matter need attention in course of installation, handling for misoperation, analysis and treatment for common malfunction. 介绍了电磁分选金属设备的工作原理、常见的电磁分选金属设备的类型,提出了选用原则,举出了选用实例,列出了金属探测仪的安装注意事项、误动作处理措施和常见故障的分析处理办法。
Fundamental characteristics of the plastic-scintillating fiber ( PSF) for wide energy range of electromagnetic radiation ( X& γ) have been studied to evaluate possibility of using the PSF as an imaging detector for industrial purposes. 本文通过对塑料闪烁光纤阵列在高能X或γ射线下的特性研究,分析了利用闪烁光纤阵列作为高能成像探测器的可能性。
Through characteristics study of electromagnetic transmission in water and oil mixed flow, this paper puts forward the method of water detection by electromagnetic trans-mission, and the prototype of water detector is developed. 本文通过电磁波在油水两相混合流体介质中传播特性的研究,提出了电磁波传播找水的方法,并研制了找水仪的样机。
To meet the requirement of detecting long transporting underground metal pipeline, a ground electromagnetic detection technique is presented, which is composed of pipeline electric current detection system, pipeline locating indicator, frequency analysis type leakage detector and hydrogen leakage detector, and etc. 本文根据埋地长输金属管道检测的实际需要,提出了主要由管道电流检测系统、管道定位仪、频率分析型检漏仪、氢气查漏仪等组成的地面电磁检测技术。
The tested result of electromagnetic signal detection shows the validity of this method to eliminate noise of electromagnetic ultrasonic signal and improve measurement precision of electromagnetic detector used for detecting pipeline. 实际信号处理表明,该方法可以明显地降低电磁超声回波信号的噪声,有助于提高电磁超声管道检测器的测量精度。
An improvement to extremum detection depth method of electromagnetic underground metal pipe detector 对电磁式地下金属管线探测仪极值测深法的改进
An acid and alkaline electromagnetic concentration sensor has been designed in this paper based on the theory of Electromagnetic Induction. The resonance sweep-frequency detector circuit and peak value detection circuit are also designed to raise anti-jamming capacity of system. The temperature influence on result is also analysed. 利用电磁感应的原理设计了酸碱式电磁浓度传感器,并设计了扫频谐振检测电路和峰值检波电路,有效提高了系统的抗干扰能力,另外还分析了温度对测量结果产生的影响。
Application and popularization of Russia third generation electromagnetic defect detector 俄罗斯第三代电磁探伤仪的应用与推广
The electromagnetic wave detector contains three parts, which is antenna, on-site detection device and remote monitor and control PDA. 这种电磁波探测仪主要由现场探测装置和远端测控PDA两部分组成。
Of all the physical process, low energy electromagnetic processes is the main interaction between incident particle and scintillator, while photon absorption process, boundary process and photon transmission are also involved. Secondly, the detector performance is studied intensively. 在物理过程中,入射粒子与闪烁体之间主要是低能电磁相互作用过程,还涉及到光子吸收过程、边界过程和光子的传输过程。其次,对该探测器的性能做了比较深入细致的模拟研究。
In nature, objects with metal junction has nonlinear characteristics, it will produce harmonic waves and then radiate it when receives electromagnetic radiation, harmonic detector receives the harmonic waves to detect targets. 金属结目标的非线性特性,其对入射电磁波再辐射过程中会产生谐波输出。谐波探测器通过接收这种谐波分量实现对目标的检测。