查询词典 electric arc

An arc-discharge facility was improved by adding two graphite plates to the electrodes to form a spherical cap capacitor in the vacuum cavity so that an additional electric field of appropriate intensity could be generated.

利用改进的电弧放电法，在真空放电室内分别安装两枚石墨极板，使之形成一个球冠型电容器。

This paper is concerned with plasma properties of a vacuum arc discharge with the titanium cathode. Electric probe characteristics are measured as a function of substrate bias voltage near substrate region.

本文运用Lansmuir静电探针技术，对真空电弧镀膜过程中，基片鞘层附近区域的电子能量电子密度值及其受基片偏压影响而改变的关系进行了实验测量。

Analytical results show that: Anode evaporation rate, which determines mostly the production rate of UFMP, is influenced by the many factors including electric parameters of arc, ambient conditions and material properties et al; Existence and increase of anode ejection can influence the production rate and property of UFMP; It is firstly found and investigated that surface connexity phenomenon of Al anode material. Analyses and calculation show that formation of anode spot and existence of self-magnetic field force play an important part in surface connexity process; Effects of cathode material on prepared UFMP is also experimentally studied and theoretically analysed. It shows that effect of the cathode is inconsiderable under the experimental conditions used in the study. At last, the experimental results found in part one are analysed and discussed in detail.

然后详细分析了电弧与电极间的相互作用过程，结果表明：决定超微粉产率的阳极材料蒸发率受许多因素影响，它主要与电弧电参量，环境条件及材料性质有关；阳极表面液滴喷溅的存在和加剧将严重地影响所制超微粉的产率和性质；首次发现和实验研究了Al阳极表面凸起现象，并对此现象进行了详细的理论分析和实际估算，认为阳极斑点的形成及自磁场作用力的存在在该过程中起着重用作用；实验研究和理论分析了阴极材料对所制超微粉的影响，认为在本文所用实验方法及条件下，阴极材料对粉的影响很小。

However, in electric field computation, the BEM has not much unfould and most of them are limited in the conventional BEM. In the flow field computation, although some achievements have been gained in solving the constant and uncompressible fluid flow by using BEM, but to the inconstant, compressible, nonlinear, transonic flow, such as the flow in the arc quenching chamber in SF6 high voltage circuit breaker, no any report has been published up to now for the reason that the basic solution of this kind of flow has not been found.

目前，在电场计算领域所开展的工作相对较少，而且仅限于传统边界元方法的应用；在计算流体力学领域，近年来虽然一些学者应用边界元法，在解决定常、不可压缩等问题进行了相当深入的研究，获得了若干研究成果，但是对于像SF_6高压断路器灭弧室中存在的非定常、可压缩、非线性、跨音速、具有复杂而且变边界的气流场由于至今尚未找到基本解，而未见研究工作的报道。

The production of graphite seal, Huatai Paper of this seal is not used for four years to solve the paper on the replacement of vacuum roller machine under frequent maintenance shutdown One major problem, Events specializing in the production of arc-shaped roller, homogenate roller, roller curtain coating, calendering roll, chrome-plated copper guide roll, squeeze roll, rollers, plastic surface sizing roller, roller and other V-type roll, the production of steam-driven corrector, the electric device Tensioner, Manual Tensioner, watermark roller and packet network maintenance, the production of steam pad headbox, wind pressure cage, following paper machine technology, variety renovation, improve speed and assist users to develop products to help users to engage in equipment selection.

生产石墨密封条，此密封条华泰纸业用之四年未换，解决了造纸业上更换真空辊频繁维修下机停产一大难题，专业生产活动弧形辊，匀浆辊、门帘涂布辊、压光辊、镀铜镀铬导辊、压榨辊、托辊、施胶胶面辊、伏辊等各种辊类，生产汽动校正器、电动涨紧器、手动涨紧，水印辊及包网维修，生产汽垫式流浆箱，风压式网箱，承接纸机技术改造、品种翻新、提高车速，并协助用户一起开拓产品，帮助用户从事设备选型。

The arc furnace electrode regulator is the electric furnace core control system.

电弧炉电极调节器是电炉核心控制系统，它通过控制电极的高度来控制电弧电流，起到提高电炉冶炼效率和保护设备的作用。

The magnetic induction density,flux and magnetic field distribution of the electric machine are solved by finite element method,and the calculation methods of the leakage coefficient ,pole-arc cofficient and inductance are presented respectively.

利用有限元方法对电机的磁感应强度、磁通以及磁力线分布等进行求解，并提出了漏磁系数、极弧系数和电感的计算方法，与实验结果比较证实了计算方法的正确性。

Nor is it the traditional sense of the electric spark deposition ; surfacing machine (English name: ESD); but a brand-new high-energy micro-arc melt cold-pulse processing equipment.

高能微弧冷焊机（HESD既不是简单的电阻式储能焊机（贴片机、工模具修补机、铸造缺陷修复机、□□冷焊机等）也不是传统意义上的电火花沉积；堆焊机（英文名：ESD；而是一种崭新的高能微弧脉冲冷熔加工设备。

The three-dimensional electric fields of the high voltage winding of a shell type transformer arc calculated, and the insulation reliability is analyzed carefully.

还提出了运用多段规则曲线拟合的方法对大型电力变压器的高压套管均压球进行优化设计，得出了既具有了较好的工艺性又具有较好的电场强度分布的最佳的电极形状。

Guangzhou Hanyou Automation Co., Ltd. was set up from the specialized equipment division of Shenzhen Dongshanhe Industry Co., Ltd. after reorganization and registration. It is a high-tech enterprise integrating the design, manufacturing and sales of various electric resistance welders and automatic resistance welding and arc welding systems. The new company is controlled by Shenzhen Dongshanhe Industry Co., Ltd.

广州焊友自动化设备有限公司，由广州友田机电设备有限公司控股，位于广州市高新技术产业开发区科学城内，是一个集研发、设计、制造、销售、服务为一体的高新技术企业，秉承&焊王&品牌的优良传统，努力改善、不断创新、持续引进、培养高素质、高技术人才，致力于高品质产品的研制。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。