超速動轉的 的英文怎麼說
中文拼音 [chāosùdòngzhuǎnde]
超速動轉的
英文
overspeed- 超 : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 轉 : 轉構詞成分。
- 的 : 4次方是 The fourth power of 2 is direction
- 超速 : 1 (超出速度限制) exceed the speed limit; overspeed; over speed 2 [力學] hypervelocity; 超速保護...
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Based on the principle of mechano - chemistry, the strong shock and crashing mechanical force produced by ls - 250 pulverizer can act to the surface of superfine carbon and white carbon particles during the process. the result of the experiment indicated that distortion and amorphism change occur to the surface crystal lattice of carbon particles, and the phenomena are prick up as the action time of mechano - chemical force
依據機械化學原理利用ls一250型流能粉碎機高速旋轉的動齒工作過程中產生的強烈沖擊、碰撞機械力,使其作用於超細石墨及白碳黑顆粒表面,檢測表明,石墨粒子表面晶格發生畸變及無定形化,且隨著機械力作用時間的延長而加劇。2. sritable for revolve aport and swing sport when under heavy weight and slow speed, aswell the ccoasion that not form fluid impetus lubrication because of frequently open and closed in the course of loading
2適用於高載低速下的旋轉運動搖擺運動及經常在超負荷下啟閉頻繁而不易形成流體動力潤滑的場合。As to the high speed of electric spindle system, the angle - contact bearings are usually applied to supporting the shafts. because the supporting stiffness of rolling bearing is non - linear, especially under the circumstances of high speed and ultrahigh speed, the internal working status is so complicated that it is not regarded as routine linear support and ordinary non - linear support. centrifugal effect of the rolling bearing increase the factors of influencing the supporting stiffness
高速電主軸系統的轉速很高,通常都採用角接觸球軸承作為支承,由於滾動軸承的支承剛度呈非線性形式,特別在高速和超高速情況下,滾動軸承內部的動力學狀態十分復雜,由於滾動體運動所產生的離心力作用,使得影響其支承剛度的因素增多,不能作為常規的線性支承和普通的非線性支承處理。Furthermore, it is also verified by chassis dyno tests that lpg motorcycle has better emission performance than gasoline engine, and has better acceleration performance e. g. exceed acceleration than former gasoline engine, and has low noise level characteristics as well as has ability to achieve equivalent level fuel economy performance compared with former gasoline engine
整車動力性、經濟性和排放性轉鼓臺架試驗對比表明: lpg摩托車整體排放性能優于汽油摩托車;最高車速略有下降但加速性基本與汽油摩托車相同(超越加速性優于汽油摩托車) ; lpg摩托車具有良好的低噪聲特性,且整車燃料消耗率及其經濟性與原機基本相當。The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included
雲中凝結核ccn的數濃度採用超幾何函數表示;雲水向雨水的自動轉換過程採用grabowski ( 1999 )的公式,考慮了雲滴譜的特徵和發展變化對該過程的影響,而不是採用原方案給定閾值的方法描述該過程;對連續碰並方程不再將粒子落速差作為常量提出積分號外,而是直接作為粒子直徑函數在積分號內求解,這樣處理可以迴避使用粒子群的平均落速帶來的誤差;增加了霰和雪、霰和冰晶的碰並微物理過程。Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。The results show a few grooves appear on the worn surface of the composites which contain 10 phr nano - al2o3 there are a great many grooves on the worn surface of the composites containing 20 phr. in addition the deeper cracks also appear. this shows that excess nano - al2o3 particles ca n ' t improve wear properties of pa6 ' s. the proper content of nano - al2o3 in the matrix can enable the molecular chains of pa6 to produce closed joints which resemble the physical crosslinking
尼龍6 / a12o :復合材料的加工性能研究表明:隨著納米a12o3的加入,復合材料的熔體流動速率下降,納米a12o3含量越大,下降越明顯,即隊6 / a12o3納米復合材料的加工性能越差;隨著納米a12o3的加入,復合材料的轉矩和塑化時間都增加,當含量小於巧phr時,隊6復合材料的轉矩增加幅度不大,當含量超過15phr后,轉矩急劇升高。The big dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill
七星膠體磨工作原理充分動靜磨盤齒形斜面的相對運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流體超微粒粉碎、乳化、分散、均質、攪拌等功能,可代替並優于石磨,砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。Seven stars colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill
七星膠體磨工作原理充分動靜磨盤齒形斜面的相對運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流體超微粒粉碎、乳化、分散、均質、攪拌、混合等多種功能,可代替並優于石磨,砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc. traveling wave ultrasonic motors are especially attracting researchers ’ interest for their good controllability and flexible constructions
超聲波馬達作為一種全新的驅動器,以低速大轉矩、靜態保持力矩大、響應速度快、體積重量小、結構簡單以及無磁場干擾等優點受到國內外的廣泛關注,其中行波超聲波馬達以其控制性能良好和結構靈活等優點尤為引人矚目。Ramjet has been widely used in all kinds of supersonic and high - supersonic aircraft. it has caught more and more attention recently because there is no need for rotating impeller machine
而沖壓發動機不需轉動的葉輪機械,結構簡單,高速性能優良,被廣泛用於各類超音速和高超音速飛行器,愈來愈受到人們的關注。A conclusion is drawn from parsing the concept of " advantage of backwardness " and probing into the law of economic catching up with and surpassing that the developing countries and areas should depend on not only self inner accumulation but also external power ; while it would be hazard to utilize external power. only turn external power into inner power, could developing countries and areas realize rapid economic flying - off and eliminate risk. the first three chapters of the discourse are about theoretic analysis of " advantage of backwardness "
通過對后發優勢的概念解析以及經濟趕超一般規律的剖析,我們得出的一個結論是:發展中國家要實現快速的經濟起飛並最終實現趕超目標,除了主要依靠自身內部積累外,還必須藉助外部動力;而藉助外力是有風險的,只有將外部動力轉化為內部動力,才能在化解風險的同時,為經濟追趕提供持續的可靠動力。As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc, and which have been applied to many fields
超聲波電機作為一種全新的驅動器,以低速大轉矩、大靜態保持力矩、響應速度快、體積重量小、結構簡單以及無磁場干擾等優點受到國內外的廣泛關注,並在眾多領域得到了應用。其中駐波超聲波電機具有驅動和控制電路簡單,轉速平穩,波動較小等突出優點。Fortunately, the main illumination has become moderate after the exaggerated overuse of the rated generutor and the cars are accelerating with less tolerance and deliberate vibration
很幸運地,主照明系統在滿受罵名的發電機被誇大的超負運轉下得以運轉有度,車子也更不耐心地加速著,還故意地振動著。Then, as the substitute of the traditional pi controller, neuron adaptive psd controller is used to alternate the velocity loop of dc driver system, simulation results show that the super - shoot in new system is small and the performance in the way of anti - disturbance and anti - time - varying parameters are higher than the traditional pi controller and robustness of the dc driver system improved greatly, in addition, through analysis of the character of the neuron adaptive psd controller, the paper presents a neural network self - tuning control method for dc driver system in which the diagonal recurrent neural network is used to identify the plant to calculate the plant ' s sensitivity for psd controllers simulation results indicate that excellent static dynamic target was got with this control method and the performance of the system is improved greatly,
然後,應用單神經元自適應psd控制器改造調速系統的轉速環,代替傳統pi調節方式的轉速控制器。模擬表明,新系統在超調、抗負載擾動和參數時變方面性能優于的傳統的pi控制方式,系統的魯棒性增強。在分析單神經元自適應psd控制器特性后,本文提出用對角遞歸神經網路辯識控制對象,為psd控制器提供靈敏度參數,從而構成一神經網路自校正控制方案。The effect of oil filler test that is improved is correspondence to the overspeed test, so it is no use to do overspeed test repeatedly. it can reduces the deterioration of the rotor ' s longevity, and that, it can reduce the starting time of the units, which can reduce the cost of fuel consumption and steam deterioration. especially to large capacity steam units that use the same style device, it will get large economic effectiveness
對使用同一原理的裝置而言,這種新的技術思路具有指導性意義,改進后的注油試驗使用起來的效果可以與超速試驗相對應,不需要重復做超速試驗,可以減少對因超速對轉子的壽命的損耗,並且還縮短了試驗所需要的時間,相應減少機組的啟動耗時,節約燃料成本及汽水損耗,尤其是對使用同類裝置的大容量機組而言,能夠獲得的經濟效益將是巨大的。Using this kind of bearing, we finish the spin test at 67000rpm. also, we add the controlled passive magnetic damper ( cpmd ) to the rotor tester, which is used to reduce the vibration the main achievements are as follows : 1. we analyzed dynamic characteristic of nr15 rotor with long shaft, and get its critical - speed and response to unbalanced mass
本課題的研究,我們做了以下工作: 1對nr15帶柄轉子的動力學特性做了分析,得到了不同剛度支承下,轉子各階臨界轉速及相應振幅參數;並在原有超速試驗臺基礎上,通過設計上、下彈性阻尼支承結構,實現了nr15帶柄轉子67000rpm的超速試驗。Crehsm breaks through the revolving angle limit of the swing motors on turn tables and can expend application of hydraulic turn tables. the system with crehsm should be able to work at ultra - low speed and output heavy torque with high frequency response
模擬轉臺直接驅動用的連續回轉電液伺服馬達應實現超低速、高精度、寬調速、高頻響等性能指標的要求。Under the guidance of locomotive and car dynamics theory, the model on the basis of " pioneer " emu ' s dynamic bogie is developed. using program nucars and orthogonal test method, parameters of suspension and structure are optimized comprehensively considering a variety aspects of the emu ' s dynamics performance on the basis of the actual running conditions, such as running speed, track radius, cant and track irregularities etc, in order to meet the needs of high speed running
本文在機車車輛動力學理論研究的指導下,在「先鋒號」電動車組動力轉向架的基礎上,根據實際應用條件包括運行速度、線路半徑、超高以及線路不平順等,運用nucars軟體結合正交試驗法進行了多懸掛參數和結構參數方案的動力學計算,綜合考慮機車車輛各方面的動力學性能,經過協調后優化該轉向架的結構參數和懸掛參數,使之滿足高速運行的需要。Now it is possible to use one single smart card for the electronic road pricing system, parking fees, tunnel tolls and public transportation fares. in addition, a smart card can help police to conduct speed checks on highways. it can also be used for automatic payment of fines
科技改良可將以前不可能的,轉為更值得重新考慮,現時一個輕便的儲值聰明卡,已可能同時用作電子道路付費、入泊車表、過隧道、使用公共交通工具付費,甚至乎有助警隊在高速公路上偵查超速駕駛,以及自動繳交罰款等等,而且效益高,成本相對比以往必然下降不少。分享友人