Based on its operational fearures and the fault modes and refered the international and national standards of electrical apparatus, the measure method of contact relay's reliability was provided.

針對(duì)其工作特點(diǎn)和失效模式麻豆区黄片免费，參考國(guó)內(nèi)外標(biāo)準(zhǔn)提出了接觸器式繼電器的可靠性檢測(cè)方法，進(jìn)行可靠性檢測(cè)裝置的研究麻豆一级毛片无码视频，以實(shí)現(xiàn)其可靠性的定量分析来个能看的黄网。

The old control system mainly using relay and contact now can't meet the high and complicated requirements of modern ship to control its boiler.

摘 要：隨著船舶輪機(jī)技術(shù)和自動(dòng)化技術(shù)的發(fā)展黄色视频制服网站，船舶的自動(dòng)化程度越來(lái)越高欧美日韩国产精品，對(duì)船舶輔助鍋爐系統(tǒng)的自動(dòng)控制是其中一項(xiàng)重要課題，因?yàn)檫@一控制不僅直接涉及到鍋爐運(yùn)行的效能欧美A片一区二区三区，而且更關(guān)系到鍋爐運(yùn)行的安全性和可靠行日韩一级特级视频。

As to monitoring the signal of exchanging position status of HVS, the thesis adopts the method of gaining the information from relay or assistant contact of switchgear.

對(duì)于高壓開(kāi)關(guān)設(shè)備的位置狀態(tài)信號(hào)的監(jiān)測(cè)采用了從開(kāi)關(guān)設(shè)備輔助觸點(diǎn)或信號(hào)繼電器引出接點(diǎn)的方法。

It has stronger I/O interface to connect with industrial process compared to the common computer and has basically substituted of the logical control of traditional relay and contact devices, thus become the basic installment in automation control system.

從廣義上講igao网变成什么网站了，PLC是一種計(jì)算機(jī)系統(tǒng)欧美精选三区，比一般計(jì)算機(jī)具有更強(qiáng)的與工業(yè)過(guò)程相連接的輸入輸出接口，已基本取代了傳統(tǒng)的繼電器和接觸器的邏輯控制A片ⅴ7v.C，并成為自動(dòng)化控制系統(tǒng)的基本裝置gzdaqm.com。

In view of the problems in the operation of the oil pressure unit control system made of general relay and contact device and the practical situation of the Baishiyao Hydropower Plant,the reform scheme with PLC and soft starter as its kernel is put forward for the control system.

針對(duì)由普通繼電器和接觸器構(gòu)成的油壓裝置系統(tǒng)在運(yùn)行中存在的主要問(wèn)題，結(jié)合白石窯水電廠實(shí)際情況人人添人人澡人人澡人人人爽，提出了以可編程邏輯控制器和軟啟動(dòng)器為核心的油壓裝置系統(tǒng)改造方案欧美精品三区。

The new system settled many problems in the traditional system controlled by relay and contact device,improved the anti—disturbance ability of feeding coal system,reduced the failure rate.

新系統(tǒng)解決了傳統(tǒng)的繼電器接觸器控制的諸多問(wèn)題，提高了輸煤系統(tǒng)的抗干擾能力欧美强奸乱码中文字幕，降低了故障率看黄网站网址免费，使運(yùn)行安全可靠，實(shí)現(xiàn)了經(jīng)濟(jì)效益和社會(huì)效益的良好循環(huán)日日操日日干日日插。

Inside and outside the output circuit is also the electricity isolation depending on light pair part or output relay establish contact.

它采用一類可編程的存儲(chǔ)器亚洲一区二区三区羽田爱，用于其內(nèi)部存。国产精品久久久久精品三级专区。狠狠色视频一区二区。

When measuring the leakage current with this setup, the voltage bias is applied to all the diodes simultaneously through the normally closed contact of each relay.

當(dāng)利用這一配置測(cè)量漏流時(shí)，通過(guò)每個(gè)繼電器的常閉觸點(diǎn)同時(shí)向所有的二極管施加偏壓免费三级片欧美。

This charge transfer is due to the mechanical release or closure of the contacts, the contact-to-coil capacitance, and the stray capacitance between signal and relay drive lines.

這種電荷轉(zhuǎn)移是由于觸點(diǎn)的機(jī)械釋放或閉合最新国内偷拍精彩视频、"觸點(diǎn)－線圈"電容以及信號(hào)和繼電器驅(qū)動(dòng)線路之間的寄生電容引起的。

The electric elevator is an essential means of transport of tower , is used for perpendicularity conveying the passenger and the goods, go along controls tradition lift control system adopt relay-- contactor mainly , whose shortcoming is that contact is many , the malfunction leads high reliability, difference , the amount of work being maintained to wait greatly, but adopt the navar that PLC is composed of to be able to resolve the above-mentioned problem very good.

電梯是高層建筑不可缺少的運(yùn)輸工具亚洲理论视频免费网站，用于垂直運(yùn)送乘客和貨物麻豆AV在线高清免费播放，傳統(tǒng)的電梯控制系統(tǒng)主要采用繼電器--接觸器進(jìn)行控制，其缺點(diǎn)是觸點(diǎn)多欧美一区、二区，故障率高黄色网页在线免费看。、可靠性差、維修工作量大等国产精品婷婷久久久久久，而采用 PLC組成的控制系統(tǒng)可以很好地解決上述問(wèn)題WWWaⅤ。