節流法 的英文怎麼說

中文拼音 [jiéliú]
節流法 英文
throttling method
  • : 節構詞成分。
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 節流 : 1. (節省經費開支) reduce expenditure 2. [工業] orificing; choke; throttle down, throttle back; throttle
  1. Various sensors that are besotted in the 3d world through vrml can effectively sense all kinds of operators " behaviors ; java byte codes that are besotted in the interface between vrml and java through the " script " node can finish difficult tasks. so the alteration can be concluded as follows : operators touch parts of the shelf, and the java byte codes execute the relative function, finally results are reported to the operators. ( 3 ) through detailed studying the working function of the throttling experiment, i constructed a mathematical model of the experiment and simulated the model

    Vrml可以在瀏覽器環境中為3d實驗臺模型添加多種感知器,能夠良好地感知操作者的各種意圖;在vrml和java技術的介面中,可以利用java程序代碼來完成一些復雜的任務,從而實現了實驗的交互:實驗者感知實驗臺的各種儀器,程序完成相應的任務,然後返回相應的結果; 3 )仔細研究了調速實驗的液壓迴路原理,對實驗過程建立了相關數學模型,進行模擬分析並獲得了模擬結果,實現了基於模型驅動方的虛擬實驗; 4 )實驗臺遠程訪問的實現。
  2. A group called " non a halloween " set up to fight the trend, which it saw as an unwelcome intrusion fostered by purely commercial interests, even wound itself up last year. " there was no need for the group to exist any more, " former president arnaud guyot - jeannin told reuters. during the 20th century, it became firmly established in the united states, marked by hollowed out pumpkin heads and children dressed as ghosts demanding " trick or treat " from passers - by

    為阻止萬聖國的進一步行,那裡在幾年前還曾經出現過一個名叫「人人不過萬聖」的民間組織,按照他們的觀點,這個日不過是在赤裸裸的商業利益驅使下而產生的一種令人厭煩的文化入侵而已,有趣的是,該組織已經在去年宣布完成了自己的「歷史使命」並就地解散。
  3. Research on downhole throttling technology in high pressure gas well

    高壓氣井井下工藝設計方研究
  4. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無測量量,以風機調性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。
  5. Then pid flow rate control algorithm is introduced. all experiments made in this chapter are about measuring the valve parameters according to spool positions, single actuator flow rate control by the calculated flow rate feedback control method, free flow rate dividing control under the sufficient pump discharge flow rate situation, proportion flow rate dividing and flow rate dividing based on meter - in flow rate feedback control method under insufficient pump discharge flow rate situation. the results of all experiments proved that the method presented in this thesis is an effective way to overcome the unreasonable flow rate dividing when simultaneously operating multi - actuators with different inertia loads

    第四章介紹了多執行器復合控制實驗系統和實驗方;介紹了實驗採用的量控制的pid演算;並測定了執行器控制閥和閥芯位移相關的系數;做了單個執行器計算量反饋量控制、量足夠情況下多執行器量任意分配、量不足情況下多執行器按比例調量分配和多執行器進油側量反饋分控制實驗;通過實驗說明了論文提出的分控制方能實現大小慣性負載復合操作時的合理分
  6. Chapter 6 provide a study on the delivery network of port physical distribution system, and we define single physical distribution center location by the center - of - gravity method, multi - physical distribution center location by clustering - based method and dynamic physical distribution center location by dynamic programming model, and the lines of vehicles have been optimized by vehicles scheduling program ( vsp )

    第六章主要是探討港口物系統的配送網路,運用重心確定單個配送中心選址、分組解決多個配送中心選址和動態規劃解決配送中心動態選址問題,並用里程( vsp)對配送線路進行優化,尋找最佳運輸線路。
  7. After deducing simplified general formula, a method for calculating structure and performance parameter of water hydrostatic bearing is presented, in which the throttle function of short damping hole is employed to decrease water film thickness and to improve the bearing performance

    由於滑靴的靜壓支承性能較差,因此在推導出簡化通用公式后,提出了計算水靜壓支承結構和性能參數的方,利用短阻尼孔的作用來減小水膜設計厚度,提高支承性能。
  8. With the basic theory of air buffer, aiming to the key segment for modeling - flow equation and gas buffering process, theoretical analysis with experimental data is helpful to realize the modeling and simulation research. 3

    介紹了氣動緩沖的基本理論,通過機理分析建立了被研究對象的數學模型,針對建立精確數學模型的關鍵環? ?量方程和氣動緩沖過程,提出機理分析與實驗建模相結合的建模方,並進行了模擬和實驗研究; 3
  9. A butterfly isolation valve cannot be installed directly to the valve inlet flange, as the disc will contact the orifice plate

    蝶閥隔離閥不能夠直接安裝在閥門進口蘭上,因為其閥瓣將會接觸到板。
  10. Abstract : various measurement methods of the capacity of gas discharge forpiston type compressor are analized and compared. the orifice choke device that is suitable for measurement in site is recommended emphatically. in combination with the example of measurement in site, the matters needing attention of measurement in site on the capacity of gas discharge for compressor are point out

    文摘:對活塞式壓縮機排氣量的各種測量方進行了分析比較,著重介紹了比較適合於現場測量的孔板裝置,並結合現場測量實例指出了壓縮機排氣量現場測量應注意的問題。
  11. It has a long history using a throttle device to measure the flow volume of fluid in pipe the method has formed normalization at home and abroad the principle is to make the flow bunch form the particial shrink at the place where the throttle part is located so as to produce a static pressure difference then measure and calculate the flow volume at the moment when the fluid is flowing through the throttle device by the static pressure measured this method is based on the law of conservation of energy and the equation of flow continuity

    裝置測量管道中量已歷史悠久,在國內、國際上都已標準化,其原理是使束在件處形成局部收縮,產生靜壓力差,通過測量靜壓力差來衡量裝置時的量大小,這種測量方是以能量守恆定律和動連續性方程為基礎的。
  12. Test methods for electro - hydraulic proportional metering valves

    電動液壓比例閥試驗方
  13. After the introduction of the innovations and the improvements of foreign hydraulic shock absorbers, the profound cushion mechanics study is done aiming to the shock absorbers chosen for the thesis ; the cushion process of hydraulic shock absorbers can be divided into several stages, which include local pressure loss caused by across sectional area shrinking, sharp edge throttling and aperture throttling

    在對國外新型液壓緩沖器的研究基礎上,針對本課題所選液壓緩沖器的結構特點,提出了分階段建立機理數學模型方。將液壓緩沖器緩沖過程分為:由於道斷面突然收縮引起的局部壓力損失階段,緩沖柱塞的邊緣和緩沖孔的邊緣形成銳緣階段,當緩沖柱塞進入緩沖孔中形成的縫隙階段等三過程。
  14. The paper researches the vortex moment caused by the shape and locality error of one hole in the sphere socket. by analyzing and comparing the result we can find the method to decrease the vortex moment

    本課題只研究球窩其中的一個孔的形狀和位置誤差所引起的渦力矩,通過分析比較計算結果,從而找到減小渦力矩的方
  15. This thesis also have constructed mathematic model based on the analytic method, which used the load as input and the pressure as output, meanwhile, it have made theoretic analysis of time response. the theoretic analysis was highly agreed with the experimental result

    在對出口調速系統液壓缸兩腔壓力隨負載變化的動態特性的理論分析時,用解析建立了以負載為輸入,壓力為輸出的數學模型,進行時間響應分析,其理論分析結果與試驗結果相吻合。
  16. In this paper, some off - line manual methods for regulation of flow equation have been compared and analyzed. based on pid speed governor of turbines, two kinds of governors are designed for adjustable - blade pump, which can perform autoregulation on water height of the fore bay and on pump output by adjusting the blade angle of adjustable - blade pump. the computation models of the two kinds of governors are also offered and the transient simulation can be done on pc

    文中,比較分析了現有的多種離線手動調量平衡的方,在水輪機pid調速器的基礎上,針對轉槳泵設計了兩種新型調器,通過改變轉槳泵的葉片安放角,分別能對泵站前池水位和泵的輸出量進行自動調;提出了兩種新型調器的計算模型,使轉槳泵在線自動調動態模擬得以在微機上得以實現。
  17. In order to improve measurement precision and display fidelity of the instrument, three new methods of nonlinear calibration of thermal instruments, which are based on intelligent control theory, are presented in this paper, such as nonlinear compensation of zr02 oxygen measurement instrument using bp nn, nonlinear calibration of temperature measurement sensors using cmac nn and nonlinear identification of throttle flow meter using ga. these methods prove to be not only simple but also effective

    火電廠熱工儀表普遍存在非線性特性,為了提高參數測量的準確度和儀表顯示的精確度,基於智能控制理論,文中提出了熱工儀表非線性校正的新方: bp神經網路補償氧化鋯氧量計非線性特性的方、 cmac神經網路校正測溫傳感器非線性特性的方、遺傳演算辯識量儀表非線性特性的方
  18. At the same time, experiment data of the prototype are compared with those of the conventional system and the flash - tank throttle system to test the correctness of the theory. at last, exergy of the quasi two - stage compression heat pump system coupled with ejector is analysed, such as exergy loss, exergy efficiency and exergy loss distributing, and compared with those of the flash - tank throttle system

    通過實驗數據來分析該系統的性能,驗證和修正理論分析的方與結果,並與相同工況下單級系統及閃發器系統的實驗數據進行比較,從而得出準二級壓縮?噴射復合熱泵系統低溫適應的優越性,驗證了理論分析的正確性。
  19. Because it was trouble to control the heavy apron type feeder ' s rotate speed, the paper put forward a new method to achieve control the hydraulic motor speed efficiency by control electro motor rotate speed in transducer to control the hydraulic liquid flux of varable delivery pump

    摘要文章針對重型板式給礦機速度控制困難,提出了用變頻器控制電機轉速來控制變量泵液壓油量,以實現對液壓馬達速度的調
  20. The dissertation also does a research on the control strategies of mechanical control parts. the theoretical expression among needle valve throttle area, cam - control valve throttle area and the equivalent throttle area of combining control is given, and the principle of combining control of the two valves is analyzed. the arresting control strategies under various engaging conditions are presented, namely the engaging condition of same overrunning length and same engaging speed but different weight, the engaging condition of same overrunning length and same weight but different speed as well as the engaging condition of same weight and same engaging speed but different overrunning length

    研究了機械控制機構的控制策略:從理論上推導出了針閥面積、凸輪控制閥面積及聯合控制的當量面積三者之間的關系表達式;分析了針閥與凸輪閥聯合控制的控制原理和方;給出了同攔停距離同撞網速度不同重量飛機撞網狀況、同攔停距離相同重量不同撞網速度飛機撞網狀況以及同重量飛機同撞網速度不同攔停距離撞網狀況的攔阻控制策略。
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