The EMI formation mechanism of switching mode power supply is discussed and analyzed from the aspects of conduct and radiation,and a prediction model for the radiated emissions is established using radiation dipole theory and finite element method.
针对工程中开关类设备的电磁兼容问题,着重探讨开关电源电磁干扰的形成机理及其辐射发射的预测模型。
The ground thermal radiation includes emitted radiation and reflected radiation,which plays an important role in outdoor thermal environment.
室外地面热辐射包括地表面本身发射辐射和反射辐射,是影响人体室外热感觉的重要因素。
The outdoor ground thermal radiation includes the emitted radiation and reflected solar radiation,and it plays an important role in the outdoor thermal environment.
室外地面热辐射包括地表本身发射辐射和对太阳短波的反射辐射两部分,是组成室外热环境的重要因素之一。
The characteristics of EM radiant emission spectrum from computer is analysed, and the principle and method of receiving the emission EM wave from computers are discussed.
分析了计算机辐射发射的频谱特征,探讨了计算机发射电磁波的接收原理、方法,实现了计算机电磁泄漏信息的无线接收、再现。
This article analyses the distribution of parameters in designing electromagnetic compatibility of radiation emission of power amplifier SA-10,and gives test results according to the standards of EN and CISPR.
对SA-10数字功率放大器电磁兼容的辐射发射参数设计的指标分配进行了分析,并给出了按照EN、CISPR相关标准的测试结果。
Based on the testing examples of vehicle radiation emission of new energy automobiles,selection basis of the EMC testing standards and some possible problems in the test are described.
介绍了新能源汽车辐射发射产生机理,以新能源汽车整车辐射发射的实际检测过程为基础,指出了电磁兼容检测标准的选择依据和试验中可能遇到的一些问题,同时对试验结果进行了分析。
This paper presents research on a representative case of military computer radiation emission that did not meet the requirement of RE102,detailed analysis on locating and validating process were given,troubleshooting were carried out to satisfy RE10
以某加固计算机依据GJB 151/152A测试中RE102辐射发射测试超标的典型案例为研究对象,给出了详细的定位与验证分析过程,并提出了整改措施,整改后的计算机满足RE102要求。
According to standard GJB 152—A97, radiated emission test, conducted emission test, radiated sensitivity test and conducted sensitivity test are carried o,n the testing result comply the EMC requirement of the Vehicle.
远程会诊车内安装有卫星通信设备、音视频设备、医疗设备和辅助设备,为提高车辆电磁兼容性,在电源设计和接地等环节采取了一些抑制干扰措施,按GJB152A—97进行了辐射发射、传导发射、辐射敏感性和传导敏感性试验。
To the conducted & radiated emission problem of switch power supply, this paper found the emission source of a numericalcontrol product with theory analysis, and brought forward design change method.
针对某数控产品开关电源的传导发射与辐射发射问题,结合理论分析,查找原因,并提出改进措施。
Inversely, The path is cut out by a non-ground heat-sink, but the non-ground heatsink may enhance the radiated emissions, and such enhancement of the radio frequency radiation could cause the equipment to malfunction or contravene current EMC standards.
开关电源电路中,接地散热器提供了一条共模骚扰高频谐波电流的通路,使共模传导电磁干扰增加;非接地散热器切断了共模传导电磁干扰的通路,但增强了散热器辐射发射,射频辐射的增强能够引起设备误操作或者违反目前的电磁兼容性标准。
The Measurement of Disturbance Voltage and Radiated Emission for Arc Welding Equipment
弧焊设备骚扰电压和辐射发射的测量
To send out rays or waves.
放射,辐射发出射线或波
emission detector
(红外辐射) 发射型探测器
Plutonium radiates dangerous emissions.
钚发射危险的辐射物。
The radiation so emitted.
荧光辐射如此散发的辐射
cavity emissivity
空腔发射;空腔发射能力;气体容积辐射;容积辐射率
radiophotoluminescence detector
辐射光致发光探测器
The resulting radiation is known as airglow.
其发出的辐射称为气辉。
radiophotoluminescence dosimeter
辐射光致发光剂量计
The radiant energy emitted per unit time in a specified direction by a unit area of an emitting surface.
辐射能单位辐射平面在单位时间内向某一方向发出辐射能
spectral radiation exitance
光谱辐(射)出(射)度
The ratio of the microwave radiation to the X-ray bremsstrahlung radiation is dependent on the density in the emitting region.
微波辐射与X射线韧致辐射的比值与发射区的密度有关。
The concepts of radiant emittance and of irradiance are complementary.
辐射的发射强度和辐照度是两个互补的概念。
Roles of radiation chemistry in development and research of radiation biology
辐射化学在辐射生物学发展和研究中的作用
Development Trend of Radiation Biology Research-Systems Radiation Biology
辐射生物学研究发展的趋势——系统辐射生物学
To be exposed to or revealed by radiation.
暴露于射线被辐射发现或曝光
Standard emitters are conventionally high-temperature cavity radiators.
标准发射体通常是高温辐射腔。
Thermal radiation: Process by which energy is emitted by a warm surface.
热辐射:受热表面发射能量的过程。
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