表贴

表贴功率管的散热技术

Radiating Technology of Surface Mount Power MOSFETs

基于此，通过分析和推导，介绍了表贴功率管的散热机理和几种不同的高效散热方式及应用范围。

On this base , the radiating theory of surface mount power MOSFETs , several kinds of high efficiency radiating way and application range are introduced through analyzing and deriving .

表贴式功率MOSFET是表面组装电路中最重要的电子元件之一。

SMD type power MOSFET is one of the most important electronic components in a surface mount circuit .

表贴式永磁同步电机转子涡流损耗解析计算

Analytical calculation of rotor eddy current losses of surface-mounted PMSM

我会将报名表贴在告示版上。

I am going to put this list on your bulletin board .

三副：是的，我把应变部署表贴在走廊里了。

Third Mate : Yes , I did . I pasted a muster list in corridor .

变频器供电转子磁极外贴式同步电动机的数学模型表贴式永磁电机的两种充磁方式

The Mathematical Model of Synchronous Motor with Permanent Magnet Mounted on the Rotor Surface and Supplied by Frequency Converter

实验结果表明，本设计已经完成表贴式永磁同步电机位置伺服控制系统的软件和硬件设计。

The experimental results show that the software and hardware design of the PMSM servo control system have been completed .

通过对计算结果的分析验证此方法在外转子表贴式电机气隙磁场计算中的正确性。

The result verified the validity of the method calculating the air-gap magnetic field of outer rotor surface-mount permanent magnet motor .

表贴式永磁同步电动机制造工艺简单，成本低，高效节能，被广泛应用。

Surface permanent magnet synchronous motor has been widely used with simple manufacturing process , low cost , energy efficient features .

同时，为了达到微型化的设计目标，选用了低功耗的表贴元件、双层印制板制作电路板。

At the same time , For the purpose of the micromation , low-power surface mounting components and double deck printed circuit board are employed .

陶瓷四边引线扁平外壳由于其具有I/O端子数多、重量轻、体积小、表贴式的特点，可较好地满足集成电路芯片高可靠性封装要求。

CQFP can meet the requirements of high reliability packaging in IC , because of its multiple ports , light weight , small volume and SMT .

由于表贴器件制造公差的影响，器件与冷板间的接触热阻无法有效控制。

Because of the influences of such factors as machining tolerance etc. , the contact thermal resistance between chip and cold plate can 't be controlled effectively .

为比较各类电机结构的性能，文中采用磁路分析方法推导了集中式绕组表贴式无轴承永磁薄片电机的径向力与转矩数学模型，并采用有限元分析进行了验证。

To compare different structures , a radial suspension force model of concentrated-winding surface-mounted bearingless PM motor is deduced by magnetic circuit analysis method and verified by FEM .

随着工业档表贴器件在机载电子设备中日益广泛的使用，模块的热设计成为影响产品性能的关键技术。

With the SMD components were being widely used in electronics equipments , the thermal design of the module is becoming the key technique which influences the product 's performance .

但是，与感应电动机的气隙磁密波形不同，表贴式永磁同步电动机的气隙磁密波形可近似简化为矩形平顶波而非正弦波。

However , surface permanent magnet synchronous motor flux density waveform can be approximately simplified as a flat-topped wave rather than the sine wave which is different from the induction motor flux density waveform .

以变容二极管作为调谐器件的表贴型宽带压控振荡器因体积小、成本低、设计灵活等优点，在宽带压控振荡器中占有很大比例。

Because the wideband voltage-controlled oscillator which using the varactor diode as a tuning device has the advantage of small size , low cost , flexible design , it represent a significant proportion at wideband voltage-controlled oscillators .

以膝骨关节炎经筋辨证理论为指导，给予巴布贴外敷，又随机分为3小组，分别按经筋贴敷表贴1,2,3块药膏。

With osteoarthritis of the knee by tendons syndrome theory as a guide , Babu affixed to external application , then randomly divided into 3 groups , respectively , by the tendons sticking by SMD 1,2,3 block cream .

由于电机高转速，为便于固定，表贴式的永磁体有一部分安装在转子铁心内，并且每极由三块径向充磁的永磁体组成。

Because of the high speed , in order to fix the permanent magnet , part of the magnet material is installed in iron core of the rotor . And every pole has three magnets , which are radically magnetized .

本文对该电机结构进行了全面研究。首先，提出了一种新结构原理的三维磁路永磁开关磁链发电机，并在此基础上提出单相表贴式磁极结构、单相混合式磁极结构及多相结构。

Theoretical analysis is carried out for this machine with new structure in this paper . Firstly , one single-phase surface mounted pole structure , one single-phase hybrid pole structure , and one multiphase structure are presented based on the new flux switching PM machine .

别忘了在申请表上贴一张近照。

Don 't forget to attach a recent photograph to your application form .

字母表通常贴在黑板旁。

The Alphabet is usually put up beside the blackboard .

我在申请表上贴上了一张照片。

I attached a photo to my application form .

请在申请表上贴一张近照。

Please attach a recent photograph to your application .

接照银行的规定，所说的这个比率表就贴在大厅里布告板上。

That rate is posted on the bulletin board in the lobby as required by bank rules .

镶饰；饰（面）把由精细的或装饰性材料构成的薄表层贴在（某个表面）上本文在一些假设下，求得贴地层中风速廓线的一般表示式。

To overlay ( a surface ) with a thin layer of a fine or decorative material . Under some assumptions the general expression for the wind profile in the earth 's surface layer is obtained .

自行设计你的完成进度表，然后贴在每天看得到的地方。

Design your own map of completed classes and post it somewhere that is visible daily .

填完该表，在背面贴上4张凭券。

Complete the form and affix four tokens to its back

通过临床病例询问量表、睡眠状况自评量表记录观察耳穴贴压疗法的临床疗效和操作方法。

Through the clinical cases , ask sleep self-evaluation questionnaire record auricular application therapy of clinical and operating methods .

干装表：用一种特别蜡底的薄纸，加热和加压，把相片表贴于托底板上的一种方法。

Dry mounting : A method of adhering photographs to mounting boards by using a special waxbacked tissue that bonds under heat and pressure .