本文运用数学方法对沿线路各分布方式下的电压损耗进行了推导。
The voltage loss in different manner of load distribution on the electric power line was calculated by the mathematic method in this paper.
这减少了设备的厚度和电压损耗,从而降低材料的质量要求和探测器的材料成本。
This decreases the device thickness and depletion voltage and consequently reduces material quality requirements and cost of the detector material.
同时也对功率因素与电压损耗之间的关系进行了探讨,可供借鉴参考。
A discussion has also been made on the relationship between power factor and voltage loss, which can be use for reference.
内置式高压模块紧邻喷嘴,电压损耗低,可换式高压组件给维修带来方便。
Build-in modularized high pressure, low expending of voltage, replaceable high voltage component facilitates maintenance.
本文以经济电压损耗概念为基础,建立了配电网导线截面最优选择的统一数学模型。
Based on the concept of economic voltage expenditure, the unified mathematical model is established for the optimization of wire cross - section in the distribution network.
第一部分讨论各种谐波问题,如使供电电压畸变,降低功率因数,增加能量损耗,干扰通讯系统等。
The harmonic problems, such as distorting supply voltage, decreasing power factor, increasing energy loss, interfering with communication systems etc. are discussed in the part one.
该传感器1。5毫欧的电阻可确保极低的功率损耗和电压降。
The1.5mohm resistance of the sensor provides extremely low power loss and voltage drop.
SVPWM具有较高的直流电压的利用率,开关损耗小,从而实现了高性能的逆变输出。
SVPWM technique have many good qualities, such as less pulsating torque, high usage of DC bus voltage, less switching loss, better high-speed regulation performance.
这两者都有降低网络有功损耗和提高网络节点电压的功能。
They both have the function to reduce the active power losses and improve nodes' voltage level.
合理的无功分布既可以保证网络电压质量又可以降低网络有功损耗。
A reasonable reactive power distribution can not only guarantee the voltage, but also reduce active power wastage.
电压降及相应的这部份损耗决定于负荷电流在薄膜上的回路电感。
The value of voltage drop and loss of variation of inductancedepend upon load loop inductance in superconducting film.
只有做到合理补偿无功功率,才能有效地维持和稳定系统电压水平,从而降低有功损耗,提高系统供电效率。
Compensating reactive power reasonably can keep system's stable voltage level effectively, so reduces the active loss, improves system's efficiency of power supply.
提高牵引变电所(简称牵引变)功率因数以改善系统电压质量、减少系统损耗是改善电气化铁路电能质量的有效措施。
Increasing power factor of traction substation is the effective measure to improve power quality of electrified railway for better voltage quality and less loss.
逆变桥电路开关过程中出现的电压尖峰和大的开关损耗是导致主开关器件igbt损坏的主要原因之一。
The voltage peak and switching loss during switching of inverter is the main cause that due to the damage of IGBT.
电力系统无功优化对保证电压质量、降低运行损耗,实现电网的安全经济运行具有重要意义。
Reactive power optimization is of great importance to voltage quality guarantee, power loss minimization and thus security and economic operation of power system.
此外,芯片在12V供电电压下的稳态工作功耗仅为0.11W(包括开关损耗)。
And the power dissipation is 0.11W (including switching loss) when supply voltage is 12V. The designed chip was taped out.
它具有大电流、高电压、开关频率高、高可靠性、结构紧凑、低损耗的特点。
It has characteristics of large current, high power, high voltage, high switch frequency, proven reliability, low losses and so on.
由于采用了一种新型的低损耗无源缓冲电路,开关管和主二极管的电流电压应力较小,并降低了能量损耗,提高了工作效率。
Since the novel low-loss passive snubber circuit is used, the low current and voltage stress, low energy loss and high efficiency properties are achieved.
由此可见,加上电压后,损耗增大,因此振荡受到阻止。
It follows that with the voltage on, the losses are high, so oscillation is prevented.
该模型考虑了系统有功损耗最小、静态电压稳定指标最小两个优化子目标。
A model of bi-objective optimal allocation is established, where the active power loss minimization and index of static voltage stability minimization are taken into account.
其控制减少了网络损耗,同时也兼顾了电压的质量。
The control mode reduced the loss of network and gave attention to the quality of voltage at the same time.
在分析一种低脉动输出电压的谐振d C环逆变器原理的基础上,对谐振环的谐振阶段的损耗进行了分析与近似计算。
On the base of the theory of lowly pulsant output resonant DC-link inverter, the loss in the resonant phase of the resonant DC-link is analyzed and almost calculated.
根据电流、电压关系确定器件导通规律,进而计算出器件导通占空比,由此推导出用于分析计算的导通损耗表达式。
The conduction loss expressions are derived based on the knowledge of conduction devices, which are determined by the working condition and the conduction duty cycle.
变电站电压无功控制系统可提高电压的质量和降低电网的有功损耗。
The voltage and reactive power control system for substations can improve voltage quality and reduce the active power loss.
用空间电压矢量方法产生最小开关损耗的PW M具有计算简单、易于数字实现的特点。
The method of minimum switching losses SVPWM has characteristics of simple calculation and easy digital realization.
通过计算环式电网中的功率分布,来计算电路中的电压降和功率损耗,对于现场电气工程计算具有一定的现实意义。
It is practical in electric engineering computation to calculate the electric voltage fall and power loss through calculating the power distribution of the loop power networks.
电压无功控制系统对于提高电压质量,降低电网的有功损耗有着重要的意义。
The voltage and reactive power control system can improve voltage quality and reduce the active power loss.
本文研制了一套在调频串联谐振电压下进行介质损耗因数测量的系统。
The author has developed a dissipation factor measuring system using the variable frequency series resonant voltage.
但是即使在正常运行情况下,避雷线也会感应出电压,从而形成电流,造成电能损耗。
Because there is inductive voltage in the lightning lines, which will produce current, power energy will be wasted in the lightning line, even if the power system runs normally.
但是即使在正常运行情况下,避雷线也会感应出电压,从而形成电流,造成电能损耗。
Because there is inductive voltage in the lightning lines, which will produce current, power energy will be wasted in the lightning line, even if the power system runs normally.
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