運轉故障 的英文怎麼說
中文拼音 [yùnzhuǎngùzhàng]
運轉故障
英文
operational failure- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 轉 : 轉構詞成分。
- 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
- 運轉 : 1. (沿一定軌道運轉) revolve; turn round 2. (指機器轉動) work; operate; run; travel 3. (循環) flow
- 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
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Because the fault of field windings turn - to - turn shorted do not cause much effect of the operation of the machine or its fault characteristics are not very clear, most of the faults are neglected
轉子匝間短路故障對機組正常運行影響不大或故障特徵不明顯,因此許多匝間短路故障被忽略了,但長期運行匝間短路故障會導致轉子線圈一點甚至兩點接地。The two - point to earth short fault may cause short currents whic h can lead to serious accident. so it is necessary to monitor the state of field windings of turbo - generator and detect the kind of fault and predict its inclination. thus the security level of power system will be improved
由於發電機轉子兩點接地故障時會產生較大的短路電流,導致惡性事故的發生,因此對發電機轉子繞組進行狀態監測,判斷短路故障的形式和趨勢是十分必要,有助於提高系統安全運行水平。Based on the analysis of the magnetic characteristics, an artificial nerural network can be built and the fault samples can be gained by theoretical arithmetic. the results of computation example show that the method can not only judge if shorted field turns exit but also estimate fault turns ratio
根據該結論構建了發電機故障診斷的神經網路,並直接獲得發電機在額定運行工況下對應的故障樣本,用於故障診斷,不僅對轉子繞組匝間短路故障的存在性,還對故障的嚴重性做出了正確的判斷。On the basis of analysis of the characters of high - pressure getting rid of squama water pump, for example rotating machine and running production, a system of online monitoring and fault diagnosis is developed
=本文針對高壓除鱗水泵機組屬大型旋轉機械的結構形式及不間斷運行的生產特點,研製出一套高壓除鱗水泵機組在線監測和故障診斷系統。In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整機的可靠性,使抽油機運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往返架主體上懸掛一個配重箱;三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
文摘:針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整機的可靠性,使抽油機運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往返架主體上懸掛一個配重箱;三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。Control system by using of japanese p. l. c system and servo electrical drive system by using of west germany basic design in order to the cutting length, square, tension control and sheet counting can be operated directly through operator and machine interface, are equipped with automatic shutdown function and also the speed, the amount of reams, the square of decurler, cutting size, breakdown can be dispayed clearly. easier for controlling the operation
控制系統採用日本系統及西德伺服電機設計理念,使紙張裁切的長度菱角的方正張力的控制及張數的計數可透過人機界面直接輸入,並有自動停機的功能設計,此外還可顯示速度令數反曲器之工作角度總切斷張數等數據,以及運轉故障之顯示,有助於機器維護工作的進行。Equipped with electronic controller fini tronic and preset for remote control for two or more compressors. it offers working pressure and oil mist separator tank inner pressure indication, separator filter clogging lashing alarm before overpressure e - stop, electric motor temperature control, maximum screw assembly temperature control, air temperature on pressure end indication, electric motor direction of rotation check, time to scheduled maintenance term, total operating hours and operating hours under load, alarm log of last five failure events
並預設為丙臺以上空壓機聯機遠程控制,有工作壓力和油氣分離器罐內壓指示,分離器過濾器阻塞報警,電機溫控,螺桿總成溫控,壓力端空氣溫度指示,電機轉向檢查,維護周期油,油過濾器,空氣過濾器,分離器過濾器,總運行時間和負載運行時間,記錄上五個報警故障等。Low breakdown rate, easy maintenance, low operating cost
構造簡單、不易故障、容易維護,運轉成本低廉。Disc stem nut : disc stem ring connects the disc to the stem, permitting the disc to swivel and aid in securing tight seating for trouble - free service
閥瓣閥桿螺母:閥瓣閥桿環將閥瓣連接到閥桿上,使得閥瓣能夠旋轉,並有助於保證閥座地緊密密封和無故障運行。In chapter 4, for the first time, in the way of virtual malfunction simulation, cooling water of diesel engine type 4135 has been simulated under the stopping water supply malfunction. and the analysis and discussion has been taken on the result of transient temperature curve of the simulation. and in the same way, internally cooling oil piston of diesel engine type 180 has been numerically simulated on the virtual thermal loading mal
得出了虛擬其斷水故障模擬的瞬態溫度曲線結果,並對其進行了分析和探討;同時也用虛擬模擬的思想對180型柴油機內油冷活塞進行了虛擬其熱負荷故障的數值模擬,得出了其在斷油情況下和超負荷運轉情況下的分析結果。That is, good health has been connected to the smooth mechanical operation of the body, while ill health has been attributed to a breakdown in this machine
也就是說,良好的身體狀況就和身體機械運轉流暢聯系起來,生病的身體就被歸結于這部機器的故障。With the increase of machinery operating speed and wide application of various new - style material in high - speed machinery, nonlinear problem of mechanical system which may cause abnormal state even fault directly or indirectly becomes more and more obvious
隨著機械運轉速度的日益提高以及各種新型材料在高速機械中的廣泛應用,機械繫統的非線性將更加突出,可能直接(或間接)導致機械繫統的故障。As a result of the heightening of mechanical operation speed and the application of new materials and new structures, the nonlinear dynamic behavior in rotating machines is becoming increasingly outstanding and important. nonlinear dynamic phenomena in rotating machines cant be described, explained and predicted by rotordynamics based on linear system theory. along with the deepening and permeating of nonlinear scientific research, the nonlinear vibration of rotor systems has become an attractive field in recent years. from a point of view to set up the distinct corresponding relations between vibration states and failures of rotating machines, main advances in the research of rotor nonlinear vibration are summarized, and typical nonlinear dynamic phenomena and their forming mechanism are also summed up in the paper. the aim of the paper is to enrich the diagnostic knowledge base of rotating machines. 55refs
由於機械運轉速度的不斷提高和新型材料、新型結構的推廣應用,旋轉機械的非線性動力學行為日顯突出和重要.基於線性系統原理的轉子動力學理論與方法難以對實踐中出現的豐富的非線性動力學現象作出準確的描述、闡釋和預測.近年來,隨著非線性科學研究的深入和滲透,轉子系統非線性振動已成為應用力學和機械工程領域的研究熱點之一.從有利於建立旋轉機械振動狀態集與故障集之間的映射關系出發,綜述了近年來轉子系統非線性振動研究的主要進展,總結了轉子系統中出現的典型非線性動力現象及其產生機理,目的在於豐富旋轉機械故障診斷知識庫.參55By applying the method of reliability technique, according to the eletric equipments reliability evaluate rules, this paper systematically analyzes faults which possibility or usually appear in turbine, generator, speed - adjusting controller in water power station and their reasons and effect factors. meanwhile it also uses the method of fat to study the fmea and preventive fault measures of turbine of zz500 - lh - 1020 and find out the biggest risk from all parts risk in turbine of zz500 - lh - 1020. this paper analyses the technique of reliability management of main equipments
本論文運用可靠性技術中的有關方法,依據《發電設備可靠性評價規程》對機組的可靠性狀態進行分類,系統地分析了水輪機、發電機、調速器等三大機械主設備中可能或經常出現的故障,產生這些故障的原因及其影響因素;同時,使用故障樹分析方法,研究了zz500 - lh - 1020軸流轉漿式水輪機轉輪的故障模式及其影響,同時也分析了預防處理這些故障的措施;通過危害度分析,找出了zz500 - lh - 1020軸流轉漿式轉輪中各個部件的危害性大小與危害性最大的部件。Co - movement to the impinger and the switch, one phase is in failure and three phases cut off at the same time
配置的撞擊器能量可配合開關脫扣機構動作,達到一相出故障,三相可同時斷開,避免缺相運轉。Support employee to improve production line oee, increase equipment availability, reducing equipment failure
指導下屬不斷提高設備oee水平,提高設備運轉率,降低設備故障率。Based on the research project of my tutor the application of a new unified power flow controller in extra high voltage transmission lines operated in two phases, the existing principle of upfc and methods of the transmission lines operated in two phases, put the new upfc into hai - jin - jia 330kv extra high voltage transmission lines based on perfecting the framework of main net located in west of river in gansu which can improve the quality of electric power and ensure power transmission or transfer between the main net of gansu and the area of west of river
本文綜合分析了海-金-嘉330kv超高壓輸電線路在正常運行和故障情況下的諸多問題,在upfc的現有成果和非全相運行現有方案的基礎上,結合導師的研究課題? ?新型統一潮流控制器在超高壓輸電線路非全相運行中的應用。提出在完善甘肅河西主網架結構的基礎上,將新型的upfc應用於海-金-嘉330kv超高壓輸電線路,可以較好的解決電壓質量問題,確保甘肅主網與河西地區電網的功率傳輸、轉換。To ensure an uninterrupted operation of communications facilities such as the exchange, we normally use the diesel generator engine unit ( dgeu ) as the backup power. once there is a break in municipal power pipes, dgeu is immediately brought into operation through ats to feed communications facilities, thus guaranteeing a sound offering of telecom services
為保證交換機等通信設備的不間斷運行,一般多採用柴油發電機組做為自己的備用電源,一旦市電發生供電故障,即刻啟動柴油發電機組,通過市電油機轉換屏( ats )進行切換,由柴油發電機組對通信設備提供電源,以保障電信業務的正常運行。The crushing equipment must be equipped with the self - protection system in order to run safely at low fault level. and the overload protection system will play an important role in modern crushing equipments
這就要求設備本身應具有良好的自我保護系統,以使設備安全運轉,故障率保持在低的水平上。因此,過載保護系統在破碎設備中佔有著極為重要的地位。分享友人