查询词典 power on

The basic relationship between the the first half-wave peak value of transient current and the initial firing angles is found by means of analytical method.The practical method is put forward to determine the initial two-phase and the third phase firing angles with the limiting value and the space vector varying track of transient current.And then the subsequent series of firing angles with the even step are calculated by using the speed at the time of re-switching.The suppressive effect to the inrush current is verified with simulation and experiment of rapid soft re-switching control,by which the influence of different speed to rapid soft re-switching course is analyzed besides.3 To analyze the power loss for typical periodically variable running load and deeply study the energy-saving principle and control mode of the intermittent power supply approach. Futhermore,the novel integrated energy-saving control technique is developed on base of the intermittent power supply approach.

通过解析方法找到快速软投入初始触发角与瞬态电流首半波峰值加热板之间的基本关系，进而提出了由限流值和空间向量轨迹确定初始两相和第三相触发角的方法，并以固定步长均匀递减的方式由投入时转速计算出其它后续触发角；结合仿真和实验验证了快速软投入对冲击电流的抑制作用，并分析了不同转速下投入时对电源快速软投入过程的影响。3对典型周期性变工况负载特性进行能耗分析，深入研究断续供电节能机理和控制模式，并进一步发展了以断续供电为主的综合节能控制新技术。

The basic relationship between the the first half-wave peak value of transient current and the initial firing angles is found by means of analytical method.The practical method is put forward to determine the initial two-phase and the third phase firing angles with the limiting value and the space vector varying track of transient current.And then the subsequent series of firing angles with the even step are calculated by using the speed at the time of re-switching.The suppressive effect to the inrush current is verified with simulation and experiment of rapid soft re-switching control,by which the influence of different speed to rapid soft re-switching course is analyzed besides.3 To analyze the power loss for typical periodically variable running load and deeply study the energy-saving principle and control mode of the intermittent power supply approach. Futhermore,the novel integrated energy-saving control technique is developed on base of the intermittent power supply approach.

通过解析方法找到快速软投入初始触发角与瞬态电流首半波峰值之间的基本关系，进而提出了由限流值和空间向量轨迹确定初始两相和第三相触发角的方法，并以固定步长均匀递减的方式由投入时转速计算出其它后续触发角；结合仿真和实验验证了快速软投入对冲击电流的抑制作用，并分析了不同转速下投入时对电源快速软投入过程的影响。3对典型周期性变工况负载特性进行能耗分析，深入研究断续供电节能机理和控制模式，并进一步发展了以断续供电为主的综合节能控制新技术。

Based on analysis of the features of three-phase four-line power supply system and nonliear load current harmonic pollution,compensation method of simultaneously compensating voltage sag and synthetic power quality of load low-voltage of harmonic current was proposed,and corresonding hybrid unified power quality compensator was also designed.

通过对三相四线制供电系统的特点和非线性负载电流谐波污染分析，提出了可同时补偿电压跌落、谐波电流的负载端低压综合电能质量补偿方法，并设计了对应的混合型低压电能质量综合补偿器。

The author made a simulation model in Matlab/Simulink, and did simulation in several conditions such as no load, integrating with power grid, independently modulation of the active and reactive power and capture of the maximum wind power. The simulation results show that analysis is right and have very important guidance signification on experimental systems.

在此基础上，以Matlab/Simulink为工具，建立了系统仿真模型，进行了发电机空载运行、并网、有功、无功功率独立调节、最大风能捕获运行等工况的仿真研究，仿真结果证明理论分析正确，对系统的实验研究具有一定的理论指导意义。

On the other hand, the power plant is a more complex system, so the fault types in power plant is much more. We can not find a general method to detect or diagnose all kinds of faults in the power plant.

电站又是一个复杂的大系统，发生在电站中的故障的类型是多样的，不可能有一种通用方法，实现对所有故障的诊断。

Datacolor company's main production for electricity, chemicals, petroleum, metallurgy, shipbuilding, railways, nuclear power, military and other basic industrial sector control system used special cables, including fire-resistant fire-retardant series, cross-linked column, high temperature series resistance, low temperature series, radiation-resistant series, waterproof series, Low Smoke low halogen series, low smoke zero halogen series more than a dozen major categories, such as nuclear power stations with cables, military cables, towing cables, specifically to replace imported cables, waterproof underwater cables, electronic computer shielded cable, control cables, low smoke zero halogen cable category, compensation wire, cable, high-temperature fire cable, high-frequency heating and hot with cable, RF cable, high flexible cables, the security cable, instrument signal cables, marine cables, Oilfield cables, signal cables, communication cables, sensor cables, control cables, power cables, thermocouple, thermal resistance and so on.

德塔公司主营生产用于电力、化工、石油、冶金、船舶、铁路、核电、军工等基础工业部门控制系统中所采用的特种电缆，包括耐火阻燃系列、交联系列、耐高温系列、耐低温系列、耐辐射系列、防水系列、低烟低卤系列、低烟无卤系列等十几个大类的核电站用电缆、军工电缆、拖曳电缆、专门替代进口电缆、水下防水电缆、电子计算机屏蔽电缆、控制电缆、低烟无卤类电缆、补偿导线、电缆、高温防火电缆、高频加热和伴热电缆、射频电缆、高柔性电缆、本安电缆、仪表信号电缆、船用电缆、油田电缆、信号电缆、通讯电缆、传感器电缆、程控电缆、电力电缆、热电偶、热电阻等。

The results of its 1D test demonstrate that the MARED code is suitable for simulating implosions on different devices and with a wide range of load parameters. Combination of the wire-array Z-pinch experiment simulation and analysis shows that under the same load conditions, the X-ray radiation power produced by the tungsten wire-array implosion is much greater than the power generated by the aluminum wire array. With the same load current, the greater load mass gains the lower X-ray power.

结合丝阵Z箍缩实验的数值模拟和分析表明：相同负载质量条件下，钨丝阵内爆产生的X光辐射功率远大于铝丝阵产生的X光功率；相同负载电流条件下，负载质量越大，计算得到X光功率越低；X光功率随着负载电流增加而增加。

As a fault occurred on a distribution line, the breaker and non-communication Protection in the faulted segment's ends will operate to clear the fault segment. The segments of lost power supply will again get power supply from back-up source by the control unit, so that its power supply will be restored.

配电线路发生故障后，故障区段两端的断路器在配电线路无通道保护的作用下动作跳闸，切除故障部分；失去电源的非故障区段在备用电源自动投入单元的控制下，投入备用电源，恢复相应区段的正常供电。

This architecture is based on ISO/IEC 18000-6C and targeted at ultra-low power consumption. By applying methods like system-level power management, global clock gating and low voltage implementation, the total power of the design is reduced to a few microwatts.

通过采用系统级功耗管理，全局钟控，行波计数器以及低阈值低电压逻辑单元等策略，设计功耗最终控制在0.35 μm工艺下的18.6 μw，并可通过仿真在0.18 μm工艺下进一步优化到7 μw左右。

The power of sale and power of entering into possession of the Property and power of appointing a receiver contained in the Legal Charge/Mortgage or conferred by law or practice on mortgagees/lenders shall in relation to this security be modified as follows, namely, they shall be exercisable, without the necessity of giving any notice in that behalf and although no part of the facilities or interest thereon or the secured sum shall have become due, in any of the following cases

就此抵押而言，载於法律押记按揭、或由法律或惯例赋予承按人贷款人的售卖权，以及行使物业管有权与委任接管人的权力，须作如下修改：即使信贷安排或其利息或有抵押款项任何部份仍未到期应付，在以下任何情况下均可行使上述权力，而无须发出任何通知

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。