速度響應能力 的英文怎麼說

中文拼音 [xiǎngyīngnéng]
速度響應能力 英文
speed response capability
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 能名詞(姓氏) a surname
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  • 能力 : ability; capacity; capability
  1. First, it is compressible and cushiony ; second, it can be transported to a long distance with a little power loss ; the last, its flux and velocity of flow are quite high, so the reaction time of the operators can been considerably shortened. aiming to solve the problems of vibrating machinery such as short life - span, poor cushion and high energy consumption, the writer, on the basis of characteristic of pneumatic mentioned, contrives a set of valve controlled pneumatic vibrator, which has larger output vibrating force and longer life - span with simple structure. then, it is applied to drive a vibrating screen and the result is fairly well

    文中針對氣動技術本身的特性及優點,如:可壓縮,具有緩沖性;耗損失小,便於遠距離輸送;流量大、流高,執行元件快等,以解決振動機械在用過程中的緩沖、耗以及使用壽命等問題為目的,設計出一套輸出激振大、結構簡單、使用可靠的閥控氣動激振器,並將其成功地運用到振動篩上,取得了較好的效果。
  2. Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively

    電磁閥的除了與閥本身的結構和材料有關外,與驅動電壓、驅動電路的設計密切相關,本文通過分析,首先開發出一種高低壓驅動電路,高壓電源是山升壓式dc - dc原理獲取的,低壓由蓄電池本身提供,實現高壓強激和低壓維持的功,電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流,加誣了電磁閥的關閉;採用自舉吐路,降低了場效管對驅動電壓的要求。
  3. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其學性、掃描電鏡和界面微區譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高壓桿沖擊實驗系統對其從靜態到動態(變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞進行了研究,分析了不同體積分數sic _ p al復合材料高變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高沖擊空氣炮測定了改復合材料制備剃復合板的穿透性
  4. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    用所開發的求解器,以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘性流場及水動,成功地預報了舵的失角和最大升,並初步探討了雷諾數對舵水動的影;計算結果與現有試驗和計算數據比較,吻合程相當好,初步檢驗和驗證了該求解器精確模擬粘性流動和計算水動
  5. Automated response to intrusions has become a major issue in defending cri tical systems because the traditional network security components run short of cooperation and automation. the system is requested to have the capability to cooperatively react without human intervention. an infrastructure that supports collaboration between security components is critically needed

    由於傳統的網路安全組件在檢測與方面缺少協作,自動化程低甚至需要人工配置,而入侵者卻可在計算等方面大做文章,所以對網路入侵的自動已經成為關鍵系統防護中的首要問題,也就是說,我們要求系統在無人參與的情況下,具有協同檢測和自動
  6. If dispatchers make misjudgment or leaky judgment for this kind of faults, maybe it will bring out serious aftereffects such as accident spread, etc. thus, it is necessary to develop a fault diagnosis method with strong robustness to suit all kinds of disadvantaged instances, and assist dispatchers to identify faults quickly for guarantying power system ' s safe and stable running

    當電系統發生復雜故障或開關?保護存在較多誤動?拒動以及因信息干擾發生信息丟失等諸多不確定因素時,會使得故障后的系統復雜化,給故障診斷工作造成很多困難,如果調員對故障發生誤判,漏判,可會導致事故擴大等嚴重後果。因此,有必要發展一種魯棒性強,適各種不利情況的故障診斷方法,協助調人員迅識別故障,保證電系統的安全穩定運行。
  7. The laser unit, because of its monochromaticity and small divergency, is used as sensor ’ s light source. devices and chips provided with high - speed responsing and processing capabilities are employed. as a result, the achieved uncertainty of time measuring is 125 ps, demonstrating an accuracy improvement in magnitude of an order

    在設計製作中採用了單色性和方向性好的激光作為光源,選取了高和有高處理的一系列器件、晶元,因此時間測量的精達到了125ps ,比以往的測試方法提高了1個數量級以上,測量精達到掃描的0 . 1 % 。
  8. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式,電系統的發展使得電流差動保護用於線路保護成為需要,而電子、通信技術的發展使得電流差動保護用於輸電線路成為可。首先,本文對目前線路保護的研究和實際用情況進行了討論和分析,比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次,針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影的缺點,同時為加快差動保護的動作,對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析,結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏、抗電流互感器飽和方面明顯優于常規相量電流差動保護,對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  9. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非線性因素對控制性的影,本設計中,雙閉環調系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非線性因素影有自適; ( 2 )針對常規數字觸發器演算法中觸發脈沖的可靠性不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有快,可靠性高,具有良好的適性及抗干擾; ( 3 )本設計中採用了快、功強的tms320lf2407作為系統的主控晶元,用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直流傳動系統原理樣機,並進行了試驗驗證,對試驗過程中出現的問題及時解決,最終實驗結果證明設計是可行的。
  10. The effect of car body elastic vibration on the ride comfort is analyzed. the ride comfort and acceleration responses of the car system with rigid car body model or elastic car body model are studied and compared. finally by using ansys / ls - dyna software, the finite element impact models of car body with a rigid wall have been set up, then the displacement, velocity, acceleration and energy variation of the car body are analyzed and compared for before and after lightening cases under the condition of impact speed 5. 8m / s and 11. 8m / s

    本文利用ansys軟體建立了25k硬臥客車車體輕量化前後的有限元模型,計算了車體的強、剛和模態,並對輕量化前後的車體作了對比分析;然後,用nucars動學分析軟體建立了25k硬臥客車系統的數學模型,分析了彈性振動對平穩性的影,並對剛性車體和輕量化前後的彈性車體對平穩性和加的影作了對比分析;最後用ansys / ls - dyna軟體建立了25k硬臥客車車體輕量化前後的動態顯式有限元模型,分別在5 . 8m / s和11 . 8m / s的下碰撞剛性墻,得到了車體的相對位移、、加量的變化過程,並作了對比分析。
  11. Fixture is one of the import parts in productive and technical preparation. the efficiency of fixture design direct influence the speed of production research and development and the ability of fast response

    工裝是生產技術準備中重要組成部分,工裝設計的效率將直接影到產品研發的與快
  12. The responsive speed of material stock is related closely to the adaptive ability to the market and the fulfilling one to customers " requirement of a corporation

    采購工作質量的高低對企業資金調、盈利水平也具有十分重要的影;采購的對企業的市場適、客戶需求的滿足都有非常密切的聯系。
  13. In this project, using lpmsm as driving parts in modern mechanical systems involved high - precision synchronized feed technology such as gantry - moving type milling machine is first proposed so as to bring their high - speed dynamic response ability into play for realizing dynamically synchronized feed

    本項目首次提出了在諸如龍門移動式鏜銑床等涉及高精同步進給技術的現代加工設備中,採用永磁直線同步電機作為同步進給的驅動元件,以發揮其高的動態,實現動態同步進給。
  14. Some stiffness matrices of special elements such as rubber bearings and components with field are derived from primary - secondary and inverse transform in structural matrix analysis. then, seismic response analytical models and non - isolated continuous rigid frame bridges are set up, while considering the interaction of soil - pile - structure and traveling wave effect simultaneously. finally, the seismic time history response of the two models is calculated by means of the finite element method, and the results show that the isolated bridge posses powerful earthquake resistance

    首先論述了公路大跨徑橋梁的地震反分析方法,其中包括樁-土-結構相互作用、行波效等因素對結構物的影;其次,利用結構矩陣分析中的主從變換和逆步變換,推演了幾個特殊單元的剛矩陣,包括橡膠隔震層單元和帶剛域構件單元;最後,考慮樁-土-結構相互作用和行波效的結合,分別建立隔震與非隔震連續剛構橋地震反分析模型,通過有限元法對兩種結構進行時程分析,結果表明:隔震層上部結構的地震加、位移反均明顯減小,這說明隔震的連續剛構橋具有很好的抗震
  15. Under different conditions, for example, with variable additional resists or system parameters, the system applies the variable structure controller to adjust the speed system with train. the results of simulation show the variable structure control can achieve a fast response, high stability under parametric variations and disturbances, with no overshoot. additionally, it has stability for the adjustment speed of atcs and provides the comfortable speed, for the travelers, and improves the system performance

    採用變結構理論分析在不同情況下,如附加阻變化,系統參數變化等,模擬滑模變結構控制器控制的列車自動調控制系統,模擬結果表明,滑模變結構控制的列車自動調控制系統實現快、無超調,系統對參數的攝動和外部干擾不敏感,實現列車自動控制系統的調節的穩定性,保證旅客的舒適,改善了系統性
  16. Pmts enjoy following advdsges over tr8ditional five - coordinates nc machine tools : high stiffness weight ratio, high feed speed, high machining precision, high additional technology value et ai

    並聯機床與傳統五坐標數控機床相比有如下優點:剛重量比大快加工精高環境適強技術的附加值高。
  17. In conclusion, based on radial basis function neural networks, a method of identifying vehicle steering angle is proposed for further investigation of the vehicle handling inverse dynamics. the identification results show that the method is not only feasible, but also with high accuracy, little computation requirement and good stability

    綜上所述,本文利用徑向基函數網路建立了汽車橫擺角與方向盤轉角的非線性映射關系,根據模擬試驗測得的數據,由汽車的橫擺角識別出了方向盤的轉角輸入,具有很高的精和抗干擾
  18. Depending on the numerical model proposed, the effect of accelerations of soil skeleton and porous fluid on the dynamic response of elastic seabed is examined. it is possible that the amplitudes of effective stresses in large - thickness seabed to high - frequency waves would be underestimated in some regions if the accelerations were overlooked. the responses of layered seabed, seabed with gentle slope and the seabed unde

    根據所提出的廣義blot固結理論計算模型,通過線性數值分析考察了加項對海床動的影范圍及影,指出對于高頻波浪下的大厚彈性海床,忽略加項可低估某些范圍內的有效幅值,而傳統的加作用判別準則並不總是成立的。
  19. With the development of industry, the request of temperature process control is higher, control request basically include control precision, response velocity, system stability and adaptation ability. this paper will research the control system of rapidly changed temperature, and the points are temperature response velocity and control precision, from the results of experiment, the effect of control is relatively perfect

    隨著工業生產的發展,對溫的過程式控制制要求在不斷提高,其控制要求主要表現在控制精、系統穩定性以及適等方面,本文就是對要求溫變化的控制系統進行了研究,主要在溫和控制精方面做了一些努,從最後的實驗結果來看,得到的控制效果還是比較理想的。
  20. Simulation of computer and dynamic experiments show : the sofpss has such characteristics as small overshoot, fast response speed, avoidable micro - amplitude oscillation and is not sensitive to changes of operating modes and external disturbances. the sofpss can effectively damp low - frequency oscillation in a large range and takes on strong adaptability

    計算機模擬和動模實驗結果表明: sofpss超調小、快,且避免了微幅振蕩;對運行狀態的變化以及外界干擾不敏感,夠在較大的運行范圍內有效地抑制振蕩,適較強。
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