電壽命 的英文怎麼說

Mechanical and electrical durability test

機械壽命和電壽命試驗

Energy saving brightness : 1w led 21w typical light bulb

擁有十萬小時高效能省電壽命

Under operation system of dos and windows, control software is developed respectively. the wave of voltage and current as the ac contactors switch - on and switch - off is displayed dynamically, which make the equipment not only used as general electric life test instrument, but can apply test date for contactor study

在控制軟體方面，分別完成dos平臺和windows平臺控制軟體設計，實現了交流接觸器觸點閉合與斷開時刻電壓、電流波形動態顯示功能，使該裝置不僅能作為交流接觸器常規電壽命試驗裝置，還對接觸器觸點的研究提供必要的試驗數據。

Long - life electrical and mechanical endurance

電壽命、機械壽命長。

Effects of preparation method on microstructure and electrical contact performance for agcuo composites

電接觸材料組織和電壽命的影響

Base on that, the computer control electric life test device of relay has made

在上述研究的基礎上，研製計算機控制的繼電器電壽命試驗設備。

The contactors test is the important way of testing the performance and quality of ac contactors

交流接觸器電壽命試驗是檢驗交流接觸器性能、質量的重要手段。

Vacuum circuit breaker ' s condition simulation based on artificial neural network and electrical endurance quality criterion

基於人工神經網路和電壽命判據的真空斷路器模擬

The equipment has the function of self - check and precision checkout, which improved the automation level of test

該裝置具有自檢功能和精度校驗功能，提高了電壽命試驗的自動化水平。

On the other hand, we also have an exploration on the intelligent techniques of relay ' s electrical life - test device

另一方面，本文也對繼電器電壽命試驗設備的智能化技術進行了探討。

The size of the mechanical part is tremendously reduced. as well lifespan and reliability are much improved

無弧接通與分斷使直流接觸器的機構大幅減小，電壽命與工作可靠性顯著提高，具有很好的應用前景。

Lastly, we arrive a conclusion on test condition of relay ' s electrical life - test device when simulating motor load. this kind of test condition includes the voltage across relay ' s contacts and current through its loop circuit

最後總結得出繼電器電壽命試驗設備模擬電動機負載時的試驗條件，其中包括繼電器的觸點電壓和迴路電流條件。

On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。

Based on the comprehensive study on contact erosion and massive tests, it is found that the erosion of cb contacts is dominantly depend on the arcing time and breaking current. this paper analyses the mechanism of electrical arc of vacuum circuit breaker and discusses the primary factores. then this paper put forwardes a way to prognosticates the life exepctancy of electrical endurance of vacuum circuit breaker base on the power of arc

本文分析了真空斷路器的燃弧機理，探討了影響真空斷路器電壽命的主要因素，指出了原先以開斷電流作為預測真空斷路器電壽命的方法的不足，提出了改進的以燃弧能量為主要指標的預測方法。

Abstract : a method on applying plc to electrical endurance experiment of small capacity double e - style ac contactor is given, which based on the special aspects of the electrical contact material. the possible invadation forms are considered throughly. complete protect functions are achieved

文摘:介紹了一種將plc應用於小容量直動式交流接觸器電壽命試驗的方法，基於電接觸材料的特殊性，充分考慮可能出現的失效形式，實現了完備的保護功能。

Through theoretical analyzing and experimentation, the paper presents a method of relay ' s electric life testing, when relay control single - phase alternate current asynchronous motor ( sacam ) starting and stopping directly. the computer technology of control, sampling and data processing is researched on electric life testing of relay that is used in all sorts of modes, include aforesaid mode

首先，本文在理論分析和實驗的基礎上，提出直接用於控制單相交流異步電動機的繼電器電壽命試驗方法，並研究包括上述使用類別在內的各種使用類別的，繼電器電壽命試驗計算機測控技術與數據處理技術。

The judgement results are basically coincided with the experimental results, as is a new method of predicting the electrical life of switching apparatus

評判結果與實驗結果基本一致，從而為預測開關電器的電壽命開創了一條新的途徑。

Through the results, the electrical life of the five kinds of contact materials under different conditions when they are symmetrically matched were analyzed and studied from the loss of quality and extent of cracks, and they were compared with the electrical life of the same material under the same conditions when they are asymmetrically matched this will guide the selection of materials used in switching apparatus

通過實驗結果，從觸頭質量損失量和觸頭表面出現裂紋的程度兩方面分析和研究了它們對稱配對時在不同條件的電壽命，並和相同條件下同種材料非對稱配對時的電壽命進行比較，從而為開關電器中材料的合理使用提供指導。

So we start the research of this item which improves the electric insulating properties, corona - resistance and insulating durable, enhancing the technical index, usage durable and reliability of motors in the need of motor industry at home

同時針對國內電機行業的需求，開展此項研究工作，提高絕緣的電氣性能，耐電暈性和耐電壽命，從而提高電機的技術指標、運行壽命及運行可靠性。

Based on the fault tree analysis ( fta ), the main loop circuit of electrical life - test device is studied and its corresponding fault tree constructed

在故障樹分析理論的基礎上，對電壽命試驗設備的主迴路進行了分析，並建立相應的故障樹。