查询词典 permanent

When instantaneous and permanent fault can be identified correctly, the reclosing time can be set respectively for instantaneous and permanent fault.

给出了计算永久性故障最佳重合时刻的方法，对实际系统的仿真表明了本文方法的有效性。 4。对电力系统中如何应用最佳重合闸时间作了一些讨论。

A nonlinear adaptive speed controller based on adaptive backstepping approach for permanent magnet synchronous motors with nonlinear coupling and parameter uncertainties is presented. With the preposed controller, the parameter uncertainties are compensated and high performance speed controller for permanent magnet synchronous motors is shown to be globally asymptotically stable. The scheme is robust to the parameter uncertainties and load torque disturbance.

针对永磁同步电动机系统的非线性耦合特性以及参数的不确定性，采用自适应反步控制实现永磁同步电动机的非线性控制，在补偿参数不确定性影响，提高系统的抗干扰能力的同时，实现了永磁同步电动机的高性能全局渐近稳定速度跟踪控制。

Machine Annex: exhibition Taiwan precision milling machine accessories, Former Punch Punch Grinder Wheel Dresser Former perspective, tools, Motorola precision block precision regulated sinus oidal magnetic sucker units, wire-cutting ceramic fixture find Taiwan Li edge browser-hoon, Z axis configuration, and the Taiwan Universal Grinding Tools eagle, the British electronic control of permanent magnet sucker clamping devices, permanent magnet hoist, and the Association vice-wai, Jingshan universal clamp group Taiwan trade giant pneumatic tapping machine, the Kuril chuck, chuck soft claw claw hardware, hydraulic chucks

机床 附件：台湾精展铣床磨床配件，冲子成型器冲子研磨机砂轮修整器角度成型器，工具万力精密块规精密吸盘正弦磁台，线切割夹具台湾丽勋陶瓷寻边器，Z轴设定器，台湾鹰牌工具万能磨刀机，英国电控永磁吸盘夹紧装置，台湾仪辰ECE磁性工具，永磁吊重器，协威虎钳，京山万能夹具组台湾贸巨气动攻丝机，千岛卡盘，卡盘软爪硬爪，油压夹头

As a sub- project of national science and technology key project——"The Research andDevelopment of High Performance Rare Earth Permanent Magnet Machine ", this paper presents the research on several key questions of designing premium-efficiency permanent magnet synchronous motor uses in the fan or pump ,such as efficiency, power factor, pull-out torque and so on. The achievement that has value in the Engineering is obtained.

作为国家重点科技攻关项目&高性能稀土永磁电机的研究与开发&的一个子课题，本文围绕风机、泵类负载用超高效永磁同步电动机设计中的效率、功率因数、失步转矩等几个关键问题进行了研究，取得了工程上具有使用价值的成果。

According to the theory of stress-strain relationship of transverse compressive deformation and wood rheological character, it studies the factors about deformation permanent fixation caused by different methods, and analyzes the component change of wood cell wall caused by four physical treatment methods in this experiment. According to the newest research achievements, it is thought that the absolute release of deformation stress and the effective formation of cohesion inside wood are the main reasons of compressive deformation's permanent fixation.

根据木材横纹压缩应力-应变关系、木材流变学特性等理论对木材压缩及变形固定常用方法对形成变形永久固定的主要原因进行了探讨，根据前人对横纹压缩变形的永久固定理论及本实验中使用的四种物理处理方法在处理过程中对木材细胞壁基质物质的变化和表现出的力学特性的影响进行了分析，结合国内外最新研究成果，认为形成木材压缩变形永久固定的主要原因是木材内部变形应力充分释放和内聚力的有效形成。

With respect to the traditional face-to-face education, distance education has the following salient features: in the entire study period, quasi-permanent separation of teachers and students; educational institutions or organizations through the learning materials and support services both to students influence; use Contact teachers and students a variety of technical media and carry course content; to provide two-way communication; in the entire study period, the quasi-permanent and not a collective learning, students mainly as an individual in learning, social and teaching in order to carry out the necessary purpose of the meeting.

相对于传统的面授教育，远程教育有这样几个显著的特征：在整个学习期间，师生准永久性地分离；教育机构或组织通过学习材料和支持服务两方面对学生的学习施加影响；利用各种技术媒体联系师生并承载课程内容；提供双向通信交流；在整个学习期间，准永久性地不设学习集体，学生主要是作为个人在学习，为了社交和教学目的进行必要的会面。

The investment 200 million yuan, including a motor assembly MW wind power plant and a permanent magnet motor plant, built after 1800 with an annual output of 3MW wind turbine units, 3,600 units and the permanent magnet motor coils 5400 sets of various types of motor production capacity, estimated annual production value 2,000,000,000 yuan, will promote local economic development to add new impetus.

该项目投资两亿余元，包括一个兆瓦级风电电机组装厂房和一个永磁电机厂房，建成后将具备年产3MW风力发电机1800台、永磁电机3600台及各类电机线圈5400套的生产能力，预计年产值20亿元，将为推动地方经济发展增添新的动力。

NdFeB permanent magnets with high magnetic energy product, high application temperature and high corrosion resistance of Zhenghai Group are one of the important parts to directly drive the permanent magnetic wind motor sets.

正海集团自行设计制造了多条大型机电一体化生产线，应用于荫罩、永磁体等产品的生产，正海集团生产的高磁能积、高使用温度、高耐腐蚀性钕铁硼永磁体，是直接驱动永磁式风电机组的重要部件之一，正海集团在机械、自动化、永磁材料等领域的研发、设计和制造的专业人才达到150名，具备同风机制造企业进行合作的人才和原材料优势。

The hybrid induction motor includes a housing; a stator installed in the housing and having a stator core portion and a stator coil portion; a rotor coupling body having a rotary shaft rotatably installed in at the housing, a cage rotor portion rotating integrally with the rotary shaft, and a permanent magnet rotor portion coupled to a circumference of the cage rotor portion with a certain air gap so as to be freely rotatable with respect to the rotary shaft; and a reverse rotation preventing switch, when the rotary shaft rotates reversibly, coming in contact with the permanent magnet rotor portion which is moved along the shaft by thrust generated by the rotor coupling body and cutting off power being supplied to the stator coil portion.

公开了一种混合式感应电机。所述混合式感应电机包括：壳体；安装在壳体中并且具有定子铁心部分和定子线圈部分的定子；篆字联接体，具有可旋转地安装在外壳中的旋转轴、整体地与旋转轴一起旋转的鼠笼式转子部分，以及永磁体转子部分，该部分以一定气隙连接到鼠笼式转子部分的周围以可相对于旋转轴自由旋转；以及防止反转开关，当旋转轴反转时，与永磁体转子部分形成并且切断提供给定子线圈部分的电源，其中当旋转轴反转时，转子联接体产生推力，通过该推力永磁体转子部分与反转防止开关相接触。

A software for QTL mapping—QTLMapper 2. 0 written by C/C++ language was developed. The sotftware could analyze populations of DH, RIL, F〓 and permanent F〓, and could provide unbiased estimation for all genetic main effects and/or unbiased prediction for all QE interaction effects. The software could also predict heteroses of single-cross offspring based on QTL genetic main effects and/or QE interaction effects obtained in QTL analysis of F〓 or permanent F〓 population.

用C／C++语言编写了适于分析DH群体、RIL群体、F〓群体和永久F〓群体的QTL作图软件QTLMapper 2.0，能够提供对各项遗传主效应的无偏估计和／或对QE互作效应的无偏预测，还能基于F〓群体或永久F〓群体估计的QTL遗传主效应和／或QE互作效应预测单交后代杂种优势。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。