機械故障率 的英文怎麼說
中文拼音 [jīxiègùzhànglǜ]
機械故障率
英文
failure rate of machinery- 機 : machineengine
- 械 : 名詞1. (器械) tool; instrument 2. (武器) weapon 3. [書面語] (枷和鐐銬之類的刑具) fetters, shackles, etc
- 故 : Ⅰ名詞1 (事故) event; incident; happening; accident 2 (原因) cause; reason 3 (朋友; 友情) fr...
- 障 : Ⅰ動詞(阻隔; 遮擋) block; hinder; obstruct Ⅱ名詞(遮擋物) barrier; block; obstacle
- 率 : 率名詞(比值) rate; ratio; proportion
- 機械 : 1. (利用力學原理組成的各種裝置) machinery; machine; mechanism 2. (死板; 刻板) mechanical; inflexible; rigid
- 故障率 : fault rate; failure rate故障率曲線 bathtub curve; 故障率數據 failure-rate data; 故障率水平 failure-rate level
- 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
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Compared with electrical or mechanic system, hydraulic system have the disadvantages of high fault frequency and difficulties to diagnosis, which have greatly effected battle effectiveness in warfare
與電控及機械繫統相比,液壓系統故障率高、故障檢測定位困難,已成為影響武器裝備戰鬥力發揮的重要因素之一。1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high
1切換雙鏡頭:為toshiba最早提出並應用的技術,也是目前使用最廣泛的。他採用一個激光頭,分別準備2個焦距不同的鏡片切換,通過轉換不同的聚焦鏡來分別讀取dvd和cd ,它的外形看起來與雙頭的sony相似,因為只能看到二組聚焦鏡,激光頭在內部看不見。他讀取信號質量較高,但由於要轉換聚焦鏡,所以成本屬于中等水平,認盤速度較慢,同樣隱含的機械故障率比較高。4, single focuse the single head : is single for single laser head that panasonic lead off to adopt to focuse the double the laser beam for focusing ordering the project, he adopting the special whole synthesizing lens, passing lens in the center part ofly the focusing of formation cd the point, and pass the anastigmatic laser beam of part edge the formation the focusing of dvd the point, this kind of construction because of have no the machining to spread to move, and also can t produce the mechanical trouble, therefore increased to recognize the dish the speed, and however and also lowered the cost. but adoption this project of generation is with part of the next generation dvd nonsupports cdr
4單聚焦單鏡頭:為panasonic率先採用的單激光頭單聚焦鏡雙聚焦點方案,他採用特別的全息綜合透鏡,通過透鏡中間部分的激光束形成cd的聚焦點,通過透鏡邊緣部分的激光束形成dvd的聚焦點,這種結構由於沒有機械傳動,也不會產生機械故障,所以提高了認盤速度,不過同時也降低了成本。但採用此方案的第一代和部分第二代dvd不支持cdr 。One of the excellent points about this machine is that it rarely needs servicing
這種機械的一大優點是故障率較低。A loop for calculating the fuel heating power on line by enthalpy is described together with the setting of its important arithmetical parameters
輪發電機組制動風閘的位置檢測,因習慣上採用機械式行程開關,導致故障率高,檢測可靠性差。Electrical and electronic appliances, as well as mechanical equipment, act up and even fail at a rate much higher than average. some of these problems " fix themselves " later
電氣和電子產品,以及機械設備,出故障的頻率遠高於它的平均水平.而且其中有一些故障在無人問津的情況下竟自動修好了。Aimed at the manufacturing mode in semiconductor manufacturing industry, by means of the implementation of statistic process control orientating procedure qualification rate, the failure control method of automatic mechanical equipment was achieved, and the beforehand control of failure monitoring was preliminarily realized
摘要針對半導體製造業的製造模式,提出通過實施面向工序合格率的統計過程式控制制實現機械自動化設備的故障監控方法,初步實現了故障監控的事前控制。It drew the failure analysis flow sheet of hydraulic axial pump, calculated temperature increase of hydraulic system, and finished the test of hydraulic axial piston double pump. at last. through the discussion about daily maintenance & management methods and repair of hydraulic axial piston pump, it introduced the management system & contents for our corporation
論文結合上述問題,詳細介紹了液壓系統故障分析方法,液壓系統故障分類和故障特性,建立了液壓軸向柱塞泵的故障分析流程圖,計算液壓系統的溫升與液壓泵功率損耗之間關系,並對工程機械用雙朕軸向柱塞泵進行了實驗。Rotating machines ( i. e. gear - box ) are always assembly of many associated parts, such as gears and bearings. commonly, high rate of fault isolation for such machines need enough test points. since the machines are always too compact to fix enough sensors, it is significative to study on how to use fewer sensors for machine monitoring and fault diagnosis by vibration analysis of rotating machine groups
復雜的旋轉機械往往由軸承、齒輪等大量零件構成,在對這樣的設備進行狀態監控和故障診斷時,為提高故障隔離率,通常需要為每個零件就近安裝傳感器,但由於機械結構的緊湊性和性價比的限制,這一點往往難以實現。Djw - wb, sjw - wb series of series of single - phase three - phase micro - computer superpower avr, it gathers advaned combinated roll compensation, no - touch of wsitch, and micro - motor controlhaving special function such as high efficiency, energysaving, quick adjustment, auto - balance of three phase, no machanical breakdown and carbon brush fret. especially, the avantages of timedelay, over - voltage and under - voltage protection absorbs more and more customers
Wb系列單、三相微電腦無觸點大功率電力穩壓器是集先進的組合繞組補償方式和無觸點開關、微機控制交流穩壓技術於一體,具有高效工能、調節快速、三相自動平衡、無機械故障和碳刷磨損,並具有延時,過壓欠壓報警和保護功能。Main propulsion equipments have been gradually improved. in addition, some additional systems are provided, such as the power station, deck machinery, refrigeration and air condition plant, freshwater generators, drinking water system, steam generating system, ballast and bilge system, and fire fighting system. the management of ship ' s power plant is also known as the engineering management, which is supervised and controlled by the engine department under the direction of the company ' s engine technology management department of the headquarters. owing to the complexity of power plant, the changeability of navigational conditions, and the seriousness of accident ' s consequences, it is essential to explore how to manage the power plant economically and reduce the occurrence of troubles so as to raise the shipping efficiency
隨著科學技術的發展,不僅推進設備逐步得到完善,而且還增設了諸如船舶電站、起貨機械、冷藏和空調裝置、制淡水裝置以及飲水、蒸汽、壓縮空氣、壓載、艙底、消防等系統。船舶動力裝置的管理即輪機的管理,是在船公司機務部門指導下由船上輪機部具體負責實施。因為船舶動力裝置的復雜性、船舶航行條件的多變性、發生事故後果的嚴重性,所以探討如何對輪機進行經濟性管理,減少故障,從而提高船舶的營運效率非常重要。In addition, we enhance the efficiency of development processes by preventing product problems before they occur, such as through combining compound parts using 3d data and checking the operational interference and inset adjustment of machine parts, the amount of clearance of attached parts, etc
同時,通過各組件在3d數據上的模擬整合,檢查機械構件等的動作干涉,調整部件的嵌合度,檢查部件的空隙等,將產品可能出現的故障防範于未然,提高開發工作的效率。It works well : the exception rate is low and the automatization degree is high. this design fruit is a successful example by using modern design theory to do creative design. the method used in this design is worth being spreaded to the process of developing and design of other mechanism of alkaline - mnoa battery
利用新的設計手段與方法設計出的堿錳電池集電體自動入殼系統,經實際使用表明:該系統工作正常、故障率低、自動化程度高,各項指標均達到了設計使用要求,該項設計成果是一項利用現代設計理論進行工程創新設計非常成功的範例,本方法值得推廣到其它堿錳電池機械產品的開發設計過程中。In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described
汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械,由於安裝或運行中的原因,在轉子旋轉過程中,可能和器壁發生輕微的摩擦和碰擊,簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數,而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都表明這種方法對碰摩檢測很敏感,在碰摩發生的起始階段,包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹Following by the quick technology development, new machine fabricate system is becoming automatic, integrated and flexible. in order to ensure the safety of equipment and workpiece, avoid some accident, increase productivity and machine ' s utilization, monitoring and fault diagnosis are needed
近十多年來,由於科學技術的飛速發展,現代機械製造系統正朝著高自動化、高集成化和高柔性化的方向發展,為保證現代機械製造系統中的自動加工設備與工件的安全,避免重大事故,提高生產率和機床利用率,必須採用監控和故障診斷技術加強設備的運行管理。Under the condition of applied technology based on internet combined with intellective computational ways and traditional marine condition monitoring, we can construct a new failure diagnosis system ( to develop a distance condition monitoring and failure diagnosis system for main mechanic equipments ) in dredger. it can offer timely credible technical guidance and steps to dredging technician. it is satisfied with the need of dredging security, equipments " condition monitoring and failure diagnosis, maintenance decision of the shipping and its base
將基於internet的應用技術、智能計算方法與傳統的船舶狀態監測與故障診斷技術相結合,在具有首沖功能的300方自航耙吸挖泥船上構造一種全新的故障診斷系統,即開發一套基於網路的挖泥船主要機械設備遠程狀態監測和故障診斷系統,為疏浚作業的技術人員提供及時可靠的技術指導和處理措施,滿足疏浚作業安全、設備狀態監測和故障診斷、實船和基地管理和維修決策的需求,提高設備利用率和管理水平。Double characteristic analytic method of mechanical failure signals is an effective way to increase the degree of diagnosis accurancy, the key of the application of double characteristic analytic method is to pick up the micro shock pulses with the technology of resonant demodulation
摘要機械故障信號雙特徵分析法是提高診斷準確率的有效方法,雙特徵分析法的關鍵是應用共振解調技術提取微沖擊信號。分享友人