查询词典 induction current

The major factors for callus induction, differentiation, and Agrobacterum-mediated transformation were investigated in the current paper, using the creeping stem nodes of Cynodon dactylon as the original materials.

以主要暖季型草坪草狗牙根的匍匐茎节为试验材料，对其愈伤组织的诱导、分化以及农杆菌介导转化的关键因子进行优化，以此为基础将除草剂抗性基因bar导入狗牙根中，并对抗除草剂狗牙根的推广应用作了探讨。

The induction of flame retardance to other substrates is current area of development.

把阻燃性导入别的基体材料是目前正在开发的领域。

Dynamic performances during sudden changes in load are analyzed and simulated. It emphasizes on the processes of three-phase sudden short circuit in machines terminal and self-excitation capacitor switching off. The effect of the instant at which the induction generator is short circuited on the maximum current is showed.

研究了异步发电机定子机端突加和突减对称负载时的暂态过程，着重分析了三相突然短路和自激电容突然断开时电流变化情况，说明了不同突然短路时刻对最大电流的影响。

This article seeks to analyze the current situation summarizing the results of analysis of the characteristics of e-commerce on the basis of the importance of subjectivity, and a comprehensive analysis of the trends under the principle of the basic features of e-commerce, as well as from the market, the seller, the buyer, the whole four perspective on e-commerce features derived from an analysis of the induction, and a more comprehensive e-commerce into this new business model with features.

本文力求在归纳分析目前已有的电子商务特点分析成果的基础上，在重要性、主体性、趋势性和全面性分析原则下，对电子商务的基本特点以及从市场、卖方、买方、整体四个视角对电子商务的衍生特点进行了一个归纳分析，进而比较全面的归纳了电子商务这一全新商务模式具有的特点。

The paper analyse some protection exception report of the abnormalities of voltage secondary circuit, and points out the influence of two-point earth fault in secondary circuit and current electromagnetic induction of earth fault in power system.

本文通过分析多起由于TV二次回路异常造成的保护事故，指出目前针对TV二次回路两点接地和系统接地故障电流电磁感应对电压二次回路的影响，制定的各项反措在实际实施过程中，不能完全杜绝类似事故的发生。

Once broken rotor bar fault occurred in induction motors, there would be Edge Frequency components induced in the stator current.

笼型异步电动机一旦发生转子断条故障，在其定子电流中将出现边频分量。

Rotor bar fault is one of the ordinary faults in induction motors. The traditional method for the diagnosis of rotor bar fault is checking the (1-2s)f1 component in stator current by FFT.

转子断条是鼠笼型感应电动机常见故障之一，对定子电流进行信号处理，根据其中(1-2s)f1特征频率的分量，可以方便地进行故障的诊断。

Based on the current on-line fault diagnosis of induction motor,the research present situation and development trend were discussed in the paper.

文章对当前的感应电机在线故障诊断的研究现状和发展趋势进行探讨。

This thesis focuses on maximum-power-point-tracking algorithm applying for wind-turbine generator system. The system includes the serve-motor, induction generator, three-phase full bridge rectifier, buck converter and fixed load. This thesis uses traditional Current Perturbation Algorithm as well as Perturbation Stochastic Approximation Algorithm to implemented with Matlab/simlink and hardware to achieve the maximum power tracking.

本文针对风力发电系统提出最大功率追踪法则，整体系统架构包含了伺服马达、感应发电机、三相全桥式整流器、降压直流转换器和固定负载，并由传统电流型扰动观察法合并扰动近似演算法，进行Matlab/simlink 模拟与电路实作设计来完成最大功率追踪。

Two effective current limit schemes of start about induction machine are studied.

研究了两种有效可行的异步电机起动电流限制方案。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。