instantaneous voltage meaning in English
瞬时电压
Examples
- The instantaneous voltage inner loop is used to control output voltage waveform to track a sinusoidal waveform . and the outer average voltage loop guarantees accuracy of output voltage
电压瞬时值内环保证输出电压波形的正弦度，平均值外环实现对输出电压幅值的控制。 - Validate system load flow and fault models using instantaneous voltage angles . use system - state measurements to increase stable system loading through reduced margin requirements
批准电力潮流和故障类型使用瞬时电压角度.通过缩减利润需求,使用系统状态测量以增加稳定的系统负荷 - We design a fast calculating amplitude method : obtain two instantaneous voltages at first , after that calculate the current voltage virtual value once we get another instantaneous voltage
我们设计了一种快速计算幅值的方法，只需先采得两个电压瞬时值，之后每采样一个电压瞬时值即可求得当前的电压幅值。 - It shows the functional relationship between the instantaneous voltage and time . the intuitionism and particularity of the oscilloscope are outstanding compared with other electronic instruments . therefore , technicians in test and measure prefer to use it
它以图示的方式把电路中的瞬间电压同时间的函数关系描绘出来,其测试的直观性和细致程度是其它测量设备不可比拟的,所以是工程技术人员进行测试和故障检修时的首选工具。 - The emulational calculating theories of traction power supply system ' s operating charts combine with actual things of engineering design at present in chapter three , to set up traction web current distributing mathematical model , integral distributing mathematical model , locomotive distribution and obtaining current model at every moment , and on which making use of mathematical planning methods to set up mathematical models is based at every moment in every instance interval of the railroads . for instance , instantaneous current , instantaneous voltage descent and effective current , main changing capacity and so on , in addition , there are the minimum power shortage model , the optimal transformer substation location , the least engineering expenditure , the optimal mathematical model of traction power supply system . optimize design ' s algorithm of traction power supply system is introduced in detail in chapter four , where programming idea and realizing method of the computer software are given an explanation
本研究主要进行了以下工作：结合牵引供电系统运行图的仿真原理和现行工程设计的实际情况，建立了牵引网电流分布、积分分布、任一时刻机车分布和取流的数学模型；应用数学规划方法建立了任一距离区间、任一时刻的瞬时电流、瞬时电压降数学模型和有效电流、主变容量和主变压降、最小功率损失、最佳变电所容量、最佳变电所位置、最少工程费用、最少运营维护费用和牵引供电系统方案最优等方面的数学模型；阐明了牵引供电系统优化设计的算法和计算机软件编程思想及实现方法；进行了工程实例计算；最后，对牵引供电系统优化设计技术应用进行了总结。
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