本文精确分析CO 2焊飞溅产生的机理,在此基础上探讨了短路过渡过程的控制策略。
In this paper, basing on analyzing the reasons for splashing of CO2 welding the control project of short circuiting transfer is probing.
配电网络短路计算程序是进行配电系统故障分析和变电站设计的重要工具。
The procedure of distribution network short-circuit calculation is a important implement for distribution system's faults analysis and substation design.
通过对军事后勤运输中运输路线选择问题的分析,提出了最短路模型。
An analysis is given to the selection of routes in military logistic transportation and a model of short cut is presented.
从受话人角度分析,话语标记能帮助听话人尽快找到关联的信息内容、连接短路信息、准确理解话语等。
Analysed from the addressee, they can be used to help the addressee find out the relevant information, connect the short-circuited implicature and interpret accurately, etc.
分析了VGA有源矩阵液晶显示器的缺陷分类、产生原因。研制出了有源矩阵液晶显示器的断路测试板、短路测试板以及全板显示测试板。
The defect classification and the reason forming defect of VGA thin film transistor active matrix liquid crystal displays are analysed. Open tester, short tester and display tester are developed.
借助ANSYS软件对封闭母线进行短路电动力计算和分析,并与理论计算值进行比较。
With help of ANSYS software, the short circuit electromagnetic force is calculated and analyzed for an enclosed busbar.
全文为普通和双笼感应电机不对称短路的瞬态分析建立了理论基础。
All of these found the theoretical basis for the transient analysis of unbalanced short circuits for induction machine.
所做工作是该变压器的设计、运行特性分析、短路计算及继电保护的配置与整定计算的基础。
What's studied in this paper lays a theoretical foundation for the design, operation performance analysis, short circuit analysis and protection scheme of this transformer.
对其进行耐压、短路电动力、温升和结构变形的分析计算。
Insulation, short circuit force, temperature rise and structure deformed are simulated analysis.
分析了短路液桥的重力、表面张力、电磁收缩力、气体爆破力、粘滞力的特点及其对短路过渡过程的影响。
This paper analyzes that the characteristics of several forces such as surface tension, electromagnetic pinch, gravitation and viscosity etc. act on short circuit liquid bridge.
作者介绍了其构造,对风机的作用机理进行了分析,提出了短路流场理论。
The fan structure is introduced, function and mechanism are analyzed and theory of short-circuit flow field is put forward.
通过测量变压器的短路电抗并计算分析,可以判断变压器的绕组故障。
Winding faults can be identified by measuring transformer short-circuit reactance and analyzing the data.
分析了限流熔断器在开断短路电流过程中的物理现象。
Analyses the phenomena of current-limiting fuse under breaking short-circuit current.
同时,结合浙江电网的实际运行情况,利用该系统分析各种限制短路电流方案的有效性。
Meanwhile, combining the actual running situation of the power network of Zhejiang province, the validity of various projects restricting the short-circuit current was analyzed by this system.
系统存在短路和断路故障时,系统可靠性分析方法研究,具有重要工程应用价值。
It is important to research the system reliability which is affected with short failure and open failure in engineering.
分析了树脂浇注干式变压器短路时内外绕组产生应力的机理及其后果。
The mechanism of stresses generating in internal and external windings and its consequence are analyzed in this paper.
文章介绍了光纤复合架空地线短路电流试验及试验结果的分析。
This article introduces short circuit current test and the results of optical fiber composite ground wire (OPGW).
随后利用电路理论对这种变压器的各种相间短路故障进行了分析,得到了各种故障情况下变压器高低压侧各相电流间的关系。
The relations between the currents of all phases and at both sides are drawn out by applying circuit theories and analyzing different inter phase short circuit faults of this kind transformer.
以短路过程分析为基础,阐述了应用短路分流法保护时电路有关参数的选择原则;
Based on the analysis of short circuit process, the principle to select relevant parameters when applying short circuit shunting protection is introduced.
通过对低压电动机短路电流分析和计算,说明低压电动机短路的种类和保护方法。
By analysis and calculation for short circuit current of low voltage motor, kinds and protection methods of short circuit of the low voltage are explained.
同时,根据所建立的矢量数据结构,我们研究了一些空间分析算法,如最短路径算法等。
With the vector data structure created, we study a lot of spatial analyze arithmetic, such as the shortest path arithmetic.
本文在叠加原理和拉氏变换方法的基础上,分析了感应电机在不同的短路状态下瞬态过程。
On the basis of the superposition principle and Laplace transformation, the process of the transient state under different short circuit states of induction machine is analyzed.
分析了影响城市电网短路水平的各种因素和导致短路电流水平增长的原因。
The various factors influencing the short-circuit current level of city grids and causes! of the short-circuit current increase are analyzed.
《电力系统分析综合程序》(PSASP)中的短路计算模块(SC),是我国电力系统广泛采用的短路计算程序。
Short-Circuit module(SC) in Power System Analysis Software Package(PSASP) is one of the most widely used programs for the calculating of short-circuit in China.
分析并给出了变压器短路试验电流的计算方法及误差,并提出了短路试验电流调试中的有关问题。
Error and calculating method of current in the short-circuit tests of transformers are analyzed and presented. Relative problems of current debugging in the short-circuit tests are introduced.
该文提出利用线路故障产生的暂态行波实现配电架空线、电缆混合线路单相接地及相间短路故障测距,分析了故障初始行波模分量的暂态特征。
Using transient traveling waves generated by fault to locate single-phase earth fault or short circuit fault in distribution feeders mixed with overhead lines and cables is proposed.
对变压器引线的短路损坏形式进行了分析,并计算了引线在短路情况下的机械强度。
The damage forms of transformer leads in short-circuit are analysed, its mechanical strength in short-circuit condition is calculated.
分析了磁短路环的工作原理,给出了磁短路环设计中的结构参数和材料的选用原则。
The thesis also analyses working principle of the magnetic short circuited ring, recommends structural parameters in magnetic short circuited ring and its selection principle.
介绍了SC9新系列树脂浇注干式变压器的铁心和绕组结构特点及性能,重点分析了该产品的耐冲击能力、抗短路能力等。
The structure and performance of core and winding in SC9 series resin cast dry-type transformer is introduced. Its ability of withstanding impulse and short circuit is analysed emphatically.
通过介绍一起大型电力变压器出口短路事故的发生和处理经过,分析了事故原因及暴露的问题。
By explaining the occurrence and treatment of a large power transformer output terminal short circuit accident, the causes of the accident and problems exposed are analyzed.
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