速度反應器 的英文怎麼說

中文拼音 [fǎnyīng]
速度反應器 英文
speed responser
  • : 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
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Cruise missile with many good qualities, such as wide uses, high precision, big power, small volume, doughty charge ability, speedy corresponsive ability, high function - cost proportion. because of the good qualities had by ballistic missile and plane, the cruise missile is a lethal weapon that constitute a weighty threat to enemy states in the modem war

    巡航導彈具有用途廣、精高、威力大、體積小、突防能力強、快、效費比高等特點,正是由於巡航導彈兼有彈道導彈和飛機的諸多優長,所以它便成了現代戰爭的「殺手鐧」 ,成為對敵方構成重大威脅的重要武
  2. By adding definite chirality reagent the lcd reflection wavelength is changed and the voltage is increased. by adding a bit of active reagent such as polyoxyethylene sorbitan monooleate, polyoxyethylene sorbitan trioleate, glyceryl momostearate and so on, the lcd response velocity is remarkably improved. the lcd response velocity is increased about 200 times

    通過加入一定量的手性劑改變了液晶顯示射波長、提高了相變電壓等性質;分別加入少量活性劑吐溫80 、吐溫85 、單硬脂酸甘油酯顯著提高了液晶顯示的響,其響提高了200倍左右。
  3. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指向射鏡的擺動控制方面,採用低性能好的分裝式直流力矩電機作為指向射鏡的驅動電機,並採用感同步作為角測量元件,運用軸角轉換ad2s80a進行角的輸出,採用技術成熟的pid控制方案,進行和位置雙閉環控制,以實現指向射鏡轉動的平穩性和位置的精確性。
  4. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制前面板、後面板等的空間布局設計。其中dsp與除外部存儲的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、和加狀態饋的控制演算法的程序設計。
  5. The hydrolysis reaction of tetrabutyl titanate in adsorption was special because the reactor was nanophase, the mechanics of hydrolysis reaction had three characteristics : ( 1 ) the hydrolysis reaction rate of tetrabutyl titanate was small ; ( 2 ) the hydrolysis reaction in adsorption layer had three process, the influence of temperature on the last two process was small and different ; ( 3 ) the diffusion rate was the most insensitive to temperature

    吸附相技術中使用的是納米級的吸附層,因而吸附層中的鈦酸丁酯水解也與傳統的液相法有著不同的機理:水解率較小;吸附層的鈦酸丁酯水解分成三個階段,后兩個對溫都不敏感且敏感性也不同;擴散率對溫的敏感性最小。
  6. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象,考慮滲流與傳熱的相互作用,採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流、氣固溫和床層壓力損失.計算結果表明,高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域,增大入口滲流以及減小床層物料下移將導致物料溫沿床高慢下降,熱滲透深擴大,熱滲透作用區域內的物料溫水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床的設計與運行具有一定的參考作用
  7. 3 in experiment the common electrical - resistance strain gages is used as receiver to replace the pzt or velocity and acceleration transducer which is frequently used in pipeline not

    3 、實驗採用動態電阻變電測法,採用普通的電阻變片作為接收傳感,代替了通常用於管道檢測的壓電探頭或樁基完整性檢測的射波法中使用的傳感或加傳感
  8. Effect of injecting inert particles on coking prohibition and particle velocity uniformization in downer reactors

    下行床中惰性顆粒射入對結焦抑止和顆粒均勻化的影響
  9. This paper also use non - linear feedback decoupling theory to decouple die vector - control close - loop system into linear decoupling of rotor speed and rotor flux linkage subsystems. the speed regulator and flux linkage regulator of these two linear subsystems can be designed with classical linear theory

    本文同時還用非線性饋解耦理論將矢量控制的閉環系統分解為線性化的轉子系統和轉子磁鏈子系統,兩個子系統中的調節和磁鏈調節可按線性理論設計。
  10. Abstract : the development of the research on the microwave - assisted organic chemisty since 1986 is reviewed. the principles of microwave irradiation accelerating organic reactions is introduced. the application of various microwave reactors is also reviewed. and the development of microwave - assisted organic chemistry is discussed in this paper

    文摘:綜述了微波有機化學自1986年以來的研究進展.介紹了微波輻射促進有機化學的原理及各種微波用現狀.同時也展望了微波有機化學的發展前景
  11. Abstract : a tube reactor mixed by an axial continuous flow and four side jets as the dispersed flow is studied. the concentration distribution of the dispers ed flow was measured by means of the laser light scattering. the different flow patterns revealed the special construction of concentration distributions in relation with the velocity ratio of side flow and axial flow

    文摘:研究了圓管中四束側向對撞射流與軸向流形成的混合流動.用激光粒子散射成像測量了側向分散相在混合流中的濃場分佈,得到了不同的濃分布圖形隨側向流與軸向流比關系,揭示了內在有規律的獨特的濃分佈結構
  12. T he t esting d ata show that under the designed vibration waves, the lead alloy dampers are well functioning, not only reducing the strain at the ankle of bushing, but limiting significantly the relative displacement and absolute acceleration at the top of bushing

    試驗結果表明:在試驗設計確定的地震動輸入下,鉛合金減震的減震效果良好,不僅降低了斷路地震破壞指標? ?瓷柱根部變,而且沒有顯著增加斷路頂部的位移和加
  13. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定的閃熱解工作溫范圍及熱解動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫達到充分熱解溫的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃熱解固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃熱解物料滯留時間( )與轉(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃熱解的最小錐角設計、錐壁強設計、生產能力設計理論和功率計算方法及臨界轉理論等。
  14. In this paper we focused on the kinetics of this reaction. the experiments were carried out a packed flow glass in tegral reactor

    在固定床流動積分中考察了物中h
  15. The proposed method has been successfully applied to the determination of glucose in human serum. the linear range of the glucose concentration was 1. 1 to 110 mm and the detection limit was 0

    我們研究了固定化中酶的條件、洗脫液的ph值、空氣載流流對晶元性能的影響,在最佳條件下,測量葡萄糖濃的響線形范圍為1
  16. The speed sensorless techniques for dtc system are very fascinating and challenging subjects recently, they are received wide attention in the literature. some brief description is provided. the proposed approaches are based on speed model of dtc, motor reference adaptive control, the instantaneous reactive power of motor and the extended kalman filter

    傳感調系統是直接轉矩控制研究領域內一個非常熱門的研究方向,本文介紹了無傳感技術的發展歷史及目前的研究狀況,分別利用直接轉矩控制的轉模型方法,模型參考自適方法、電機定子電動勢以及擴展的卡爾曼濾波等方法設計了無傳感系統,對于其數學模型和系統構成作了比較詳細的推導。
  17. Specific issues examined are : compensation for the variation of the stator resistance, the offset error of the dc bus voltage, the voltage error generated by the forward voltage drop the dead time of the switches, improvement of the steady state performance, and the speed sensorless control for the pmsm dtc drive system are of major concern in this thesis

    定子電阻變化,直流母線電壓漂移,開關向相電壓降、逆變死區時間引起的電壓誤差的補償,提高系統穩態運行性能以及永磁同步電機直接轉矩控制的無傳感運行方案等問題都是本文研究的重點。轉矩的快是直接轉矩控制演算法的一個卓越的性能。
  18. Enzyme reaction velocity measuring device

    測定
  19. And their improved catalytic activity can be effectively used at lower temperatures and higher production rates. as a result, significantly higher productivity and longer catalyst lifetime have been successfully demonstrated in many installations. we adopt comprehensive stratagem and competitive technology to develop our company

    D006mtbe催化樹脂適用於上述煉油型和化工型的各類,在床層30 - 60異丁烯含量15 - 50醇烯比0 . 95 - 1 . 05和空2 - 5 h的工藝條件下,均有著優良的催化性能和較長的使用壽命。
  20. The influence operating conditions on the hydrodynamics and mass transfer performance of alr, including superficial gas velocity, the properties and level of liquid phase, the properties and content of solid phase, as well as electrolyte and magnetic field, are discussed

    闡述了操作條件對氣升式的流體力學和傳質性能的影響規律,包括表觀氣、液相性質及液位高、固相性質及固含率以及其他因素,如電解液和磁場等。
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