查询词典 load up

Five suitable load models for the Taipower system are adopted here in order to discuss the effect of the load characteristics on the setting of the overcurrent relay at the time of the incident, as a basis for setting the system coordination:(1) Static ZIP model;(2) Dynamic Motor model;(3) Composite load model;(4) PTI IEEE model;(5) Exponential model.

采用五种适於台电系统之负载模型：(1)静态ZIP模型、(2)动态Motor模型、(3)复合模型、(4)PTI IEEE模型、(5)指数模型，探讨当发生事故时负载特性对过电流电驿设定之影响，以作为系统保护协调设定之依据。

ABSTRACT: In order to analyze effect of summer weather factor on the peak load, adopting comfort index to analyze peak load is brought forward based on summarizing limitation of normal load characteristic analysis.

为更好地分析夏季气象因素对日峰荷的影响，在总结常规负荷特性分析缺陷的基础上，提出用人体舒适度作为综合气象指标来反映其对日峰荷的影响。

Load model is representation of the relationship between the power and bus voltage. Load characteristics of power system have a significant effect on power system analysis of power flow and stability that includes transient stability, voltage stability and dynamic stability. The accurate load characteristics will help engineer to analysis power flow and stability.

中文摘要负载模型可反映负载功率和电压之间的相互关系，电力系统的负载特性对系统负载潮流及稳定度包括暂态稳定度、电压稳定度及动态稳定度的分析皆有著重大的影响，准确的负载特性将有助於电力工程人员在负载潮流与稳定度之模拟分析。

Bellows Gate Valves However, in large differential pressure operating conditions, evaporation pressure has eased, the evaporator load requirements of the fluid volume decreased, but the actual situation the contrary, in the suction superheat unchanged, due to evaporation pressure has eased, the evaporator outlet pressure be reduced accordingly, pressure changes above and below the diaphragm, causing the main valve opening increases for increased fluid; but in a small pressure operating conditions, evaporation pressure rise, evaporator load demand for fluid volume increased, but the reality is that in the suction gas superheat unchanged, due to evaporation pressure rise, a corresponding increase in the evaporator outlet pressure, pressure difference above and below the diaphragm smaller, so that the main valve opening decreased for the reduction of liquid volume; in variable load is all about.

但在大压差工况下，蒸发压力降低，蒸发器负荷需求的液量减少，但实际情况相反，在吸气过热度不变的情况下，由于蒸发压力降低，蒸发器出口压力相应降低，膜片上下的压差变大，使主阀开度增大，供液量增加；但在小压差工况下，蒸发压力上升，蒸发器负荷需求的液量增多，但实际情况是在吸气过热度不变的情况下，由于蒸发压力上升，蒸发器出口压力相应提高，膜片上下的压差变小，使主阀开度减小，供液量减少；在变负荷下亦如此。

However, in large differential pressure operating conditions, evaporation pressure has eased, the evaporator load requirements of the fluid volume decreased, but the actual situation the contrary, in the suction superheat unchanged, due to evaporation pressure has eased, the evaporator outlet pressure be reduced accordingly, pressure changes above and below the diaphragm, causing the main valve opening increases for increased fluid; but in a small pressure operating conditions, evaporation pressure rise, evaporator load demand for fluid volume increased, but the reality is that in the suction gas superheat unchanged, due to evaporation pressure rise, a corresponding increase in the evaporator outlet pressure, pressure difference above and below the diaphragm smaller, so that the main valve opening decreased for the reduction of liquid volume; in variable load is all about.

但在大压差工况下，蒸发压力降低，蒸发器负荷需求的液量减少，但实际情况相反，在吸气过热度不变的情况下，由于蒸发压力降低，蒸发器出口压力相应降低，膜片上下的压差变大，使主阀开度增大，供液量增加；但在小压差工况下，蒸发压力上升，蒸发器负荷需求的液量增多，但实际情况是在吸气过热度不变的情况下，由于蒸发压力上升，蒸发器出口压力相应提高，膜片上下的压差变小，使主阀开度减小，供液量减少；在变负荷下亦如此。因此热力膨胀阀在变工况下供液量的调节方面需进一步改进。

Taking the demolition of a large sewage tank as an example, the design of blasting parameters, unit-area load, a reference-area for load and the principle of selecting total reference-area, the calculation of total load, charge structure, priming network and others are discussed.

以拆除一大型污水处理池为例，讨论了爆破参数的设计、单位面积装药量的确定、选取装药基准面和确定装药基准面总面积的原则、总装药量的计算，以及装药结构和起爆网路等；并简述了这种方法的爆破机理。

In this paper ,The inertia load disturbance is included in the double loop DC motor control system, Analysis of the load moment of inertia and The width of the linear area of nonlinear saturation relationship,use the method of "quasi-equivalent" modeling to model the nonlinear state space of the DLM with variable load,tested the speed response of the real system, and used an improved genetic algorithm to accurately identify the model's parameters.

本文将惯量负载的扰动纳入直流电机双闭环调速系统，分析了负载转动惯量与饱和非线性的线性域宽度λ的关系，运用&类等效&建模的方法，建立了变负载直流电机双闭环调速系统非线性状态空间模型。

Third, mensurated the front axles load-time history when truck was running on general tar-paved roads, mountainous roads and the proving ground enhancement roads, second sampled and pretreated to the load-time history with RPCⅢ software of MTS corporation, acquired the relationship of the frequence of the mean and amplitude load, obtained the zero mean equivalent loads using Goodman experiential fatigue equation, acquired the Weibull distributing functions of equivalent loads of respective roads.

第三，测定了汽车前桥在一般沥青公路、山区公路和试验场强化试验路面的载荷时间历程。对载荷时间历程进行了二次采样和数据预处理。采用雨流计数法得到了各路面的载荷均、幅值的频次关系，并根据Goodman经验疲劳公式，得到了零均值的等效载荷及相应的频次。利用数理统计的方法得到了各路面的等效载荷的Weibull分布函数。

The effect that was made to vertical load and lateral load by wagon when running on different speeds and passing through the rail switch and curve is discussed. A representative load information was statisticed.

论述了货车运行在不同速度下，通过道岔和通过曲线对垂向载荷和横向载荷产生的影响，并统计出了比较有代表性的载荷信息。

Based on one-cycle control having such merits as anti-perturbation of source, fast dynamic response, robustness, constant frequency, but when converter works in light load its power factor becomes very poor. The modified OCC was proposed, adopting feed-forward compensation control improves influence of power factor at light load, further study adopting independence saw tooth wave completely eliminate influence of power factor at light load.

基于单周期控制有源前端变换器具有抗电源扰动能力强、动态响应快、鲁棒性强、恒频控制等优点，但在轻载时变换器的功率因数变差，提出了改进OCC策略，采用前馈补偿控制改善轻载时对功率因数的影响，进一步研究采用独立的锯齿波电路完全消除轻载时对功率因数的影响，建立改进OCCAFE变换器的数学模型。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。