In this article,the authors analyze the aiguille voltage of the whole-bridge DC source converter circuit according to the mathematics model when the MOSFET transistor is shut and the instant voltage equations are obtained.
对直流电源变换器的常用电路型式进行了具体工作过程分析 ;根据所建立的数学模型 ,分析MOS管关断瞬间的尖峰电压 ,得出其瞬间电压方程 ,并应用PSPICE软件的仿真结果对其进行验
For this reason,this paper base actual data of the essence characteristic, to discuss calculate formula VaR means in the the aiguille and fat tail branch, and make use of the calculate formula to carry out demonstration analysis for the stock market.
为此 ,本文从实际数据的基本特征出发 ,讨论了 Va R方法在尖峰、胖尾分布中的计算公式 ,并使用该计算公式对我国证券市场的实际数据进行了实证分析 。
The ore dressing testing and its actural practice of the Yinfengjian gold mine are introduced, and its flow chart is dwelled.
介绍江西银峰尖金矿选矿试验与生产实践情况,阐述选矿流程,强调粗粒金早收多收的重要性。
The reason of appearing peak voltage in IGBT(insulated gate bipolar transistor)absorber is discussed.
探讨了IGBT功率电路尖峰电压产生的原因,并针对第三代IGBT,给出了适应不同功率的吸收电路。
Using the peak voltage(ruled) in GJB 181 as the interferential source and the Pspice software,the peak voltage s influence on SSR s(working) state was analyzed and the reason which caused misoperation was found.
以G JB 181中规定的尖峰电压为干扰源,采用Psp ice软件分析尖峰电压试验对固态继电器工作状态的影响,找到引起误动作产生的原因,对提高固态继电器的电磁兼容性有一定的指导意义。
This paper summarizes three kinds of practical suppression method to turn off IGBT peak voltage,it discusses some issue of IGBT drive circuit,and introduces a kind of dynamic voltage rise control circuit.
总结了三种实用的IGBT关断尖峰电压抑制的方法,探讨IGBT驱动的有关问题,并介绍一种动态电压上升控制实用电路。
Peak Day (Hour) Volume
尖峰日(小时)流量
Traffic is very heavy during the rush hour.
尖峰时间交通十分繁忙。
Peak Hour Trip Generation Rate
尖峰时段旅次发生率
The sharp peak's behavior-the conditions under which it is present-correlated well with what was expected for a magnetic resonance.
尖峰的行为(出现尖峰的条件)与磁共振所预期的十分契合。
Traveling during the rush hours can be a bit of a bind.
尖峰时间旅行真有点讨厌。
We left early to beat the rush-hour traffic.
我们抢先在交通尖峰时刻前离开。
The crowds in the rushhours are terrible.
交通尖峰时间的人潮真叫人受不了。
It's murder during the morning rush hour.
早上的尖峰时间简直要命。
We shall do well to pass over its sharp crests at a good height from them.
我们顶好绕过那些相当高的尖峰。
Driving in rush hour can be a freaking nightmare.
在交通尖峰时间开车是个恼人的恶梦。
Have you ever seen the beautiful spires of rocks in Guilin?
你看过桂林的美丽的塔状尖峰吗?
Reverse Commuting
反向交通(与尖峰时段主要交通相反)
Suppression Method of Turn off Peak Voltage Overshoot for IGBT
IGBT关断尖峰电压抑制方法的研究
The advantages of using regular laser pulse spikes for drilling and the selection of pulse spike parameters are discussed.
分析了采用规则激光脉冲尖峰序列打孔的优点及脉冲尖峰参数的选择。
When this quantity exceeds 2.2 theory indicates the existence of a sharp pressure peak which has not been observed experimentally.
当这个量超过2.2时,理论表明存在陡急的压力尖峰,而这压力尖峰尚未在实验中观察到。
Let's get going, or we will hit rush-hour traffic for sure.
我们走吧,要不然我们一定会碰上交通尖峰时间。
During rush hour, it can be hard to get on the MRT, especially at Taipei Main Station.
上下班尖峰时间很难坐上捷运,尤其是台北车站。
Tianjin Jianfeng Natural Product R & D Co., Ltd.
天津市尖峰天然产物研究开发有限公司