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arc相关的网络例句
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In order to make clear the phenomenon of current zero in the arc-quenching chamber of deion plates, the process of dielectric recovery and reignition of short arc between iron plates is investigated, and then the dielectric recovery strengths of various chambers are measured and compared. The different characteristics near current zero in the deion plate chambers are also analyzed based on experiments in the paper.

为弄清栅片灭弧室内电弧电流的过零过程,专门研究了不同条件下栅片间低压短弧的介质强度恢复过程和电弧重燃过程,然后测量了多纵缝和栅片灭弧室的介质恢复强度,对比了它们的熄弧性能,在试验的基础上,分析了栅片灭弧室中电弧电流的过零特征。

On the base of practical transformer substation main connection, electric components and system circuit model are first formed in the paper; analyze vacuum arc characteristic and medium resume are analyzed, then, according to vacuum chamber physical process of switching AC arc, resume process are divided into three stages: sheath development, neutral particles diffusion and static characteristic, with that, calculating model of medium resume strength is erected and applied in the computing of vacuum circuit breaker interrupting transform overvoltage; In the paper, Saber software is used to simulate a whole switching process; As follows, overvoltage characteristic of vacuum circuit breaker switching no load and load transformers, kinds of influence factors are analyzed in detail; At last, vacuum circuit breaker switching capacitance group overvoltage formative causes and electrode refining for lessening reignition are discuss.

本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型;在真空电弧的特点及间隙的介质恢复特性上,依据真空断路器灭弧室分断电弧的物理过程,将真空电弧熄灭后的恢复过程分为鞘层发展、中性粒子扩散和静态特性三个阶段,建立了相应的介质恢复强度的计算模型,应用到切除变压器操作过电压的计算中;采用Saber仿真软件模拟计算真空断路器切除变压器操作过电压;并分别对真空断路器切除空载及负载变压器操作过电压的特点与影响操作过电压的各种因素做了详细的分析;最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。

Steel billets are adopted edition of tran scription or strip steel, steel because of its riveting process does not fall into the stove with the pipe, electric arc welding arc-welded pipe and take the initiative; pipe material and its usefulness is not the same but is divided into: galvanized steel riveting , there is no rust steel riveted steel pipe.

钢管采纳的坯料是誊写钢版或者带钢,钢管因其铆接工艺没有同而分成炉焊管,电弧焊接管和主动电弧焊管;焊管因其材料和用处没有同而分成:镀锌铆接钢管,没有锈钢铆接钢管。

The researches show that fan delta, alluvial plain, delta, lacus and sublacustrine fan develop, each sedimentary facies are divided into several subfacis again. The probability cumulative grain size curves incude "uphill arched arc" pattern, one segment pattern, bi-segment pattern, tri-segments pattern, multi-segments pattern, complicated bi-segment pattern, complicated tri-segments pattern,"low slope multi-segments" pattern,"high slope multi-bouncing population-one suspension population" pattern,"high slope multi-bouncing population-one suspension population-transitional zone" pattern,"high slope and multi-bouncing population" pattern,"broadly uphill arched arc" pattern and so on, each subfacis has own peculiar probability cumulative grain size curves.

研究表明,该地区发育的沉积相有扇三角洲、冲积平原、三角洲、湖泊、湖底扇,每一种沉积相又分为几种沉积亚相类型;该地区碎屑岩的粒度概率累积曲线特征主要包括:&上拱弧形&式、一段式、两段式、三段式、多段式、复杂两段式和复杂三段式、&低斜多段&式、&高斜多跳一悬&式和&高斜多跳一悬夹过渡&式、&高斜多跳&式、&宽缓上拱&式等,每种沉积亚相类型对应其独特的粒度概率累积曲线特征。

Characteristics: Electrode antiseize function Computer automatically delay the unaspirated HF / touch igniting function W-automatic function Xiaoqiu From the Arc / pit filled arc current adjustable Overheating instructions, overload protection, a thermostatically controlled fan, the self-inspection failure Welder software upgrade Technical parameters: Equipped with closed-loop water-cooling system Welding current: 3 - 400 amperes Voltage: 10.1 - 22.0 V

特性: 电极防粘功能电脑自动延缓送气高频/接触引弧功能钨针自动削球功能起弧/填弧坑电流可调过热指示,过载保护,温控风扇,故障自检焊机软件升级技术参数:配备闭环式水冷却系统焊接电流: 3 -- 400安培工作电压: 10.1 -- 22.0 V

It was found recently that magnetic arc blow, inherently happens with such kind of welding process, particularly in deep groove welding of the first layer, can produce various kinds of weld defects, interfere the welding operation and make the arc length control system to work unproperly.

近年来在MIG焊研究中发现电弧磁偏吹现象严重,特别是坡口对接封底焊,会造成多种焊缝缺陷,甚至无法进行焊接,还会造成弧长闭环控制系统混乱。

By experiment of arc movement process, the viewpoint that arc is split or unsplit into series arcs by deion plates is improved.

通过对电弧在不同结构灭弧室中运动情况的试验分析,提出了电弧能否分成短弧进入栅片的理论观点。

Fig. 2-9 Scanning electron micrographs of HDPE/pine-based WPC that was unweathered, 400-h xenon-arc-weathered, 2000-h xenon-arc-weathered, and 2-year exterior-weathered.

图2-9 HDPE/松木WPC的电子显微影像:无经耐候试验,经400 h氙弧灯耐候试验,经2000 h氙弧灯耐候试验,经2年户外耐候试验。

The power of its electronic transgression is 2.7ev, 40% less than that of pure tungsten electrode. With a low arc derivation voltage. It's easy to cause arc of high stability. Its current capacity is elevated 30% while its rate of burn spoilage drops low, making it more durable.

电子逸出功约2.7ev,比纯钨低40%,引弧电压低,易起弧,电弧稳定,载流能力提高30%,烧损率低,寿命延长。

There are no arc chutes and no arc by-products.

没有弧滑道和没有弧副产物。

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推荐网络例句

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时,滚道或滚动元件褪色是很常见的特征。

The lawyer's case blew up because he had no proof.

律师的辩护失败,因为他没有证据。