靜定系統 的英文怎麼說

中文拼音 [jìngdìngtǒng]
靜定系統 英文
statically determinate system
  • : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Finally, the controller working based on the combination of rbf neural networks and traditional pid control was applied to in aclinic kinetic machinery and lifting machinery of tower crane. the simulation of this controller was made using matlab, and the simulation results showed that the control system has some merits, such as quick response, little overshoot, well anti - jamming capacity, and little steady - state error, etc. both the dynamic property and static characteristic of this controller are better than traditional pid controller, and meet the tower crane

    應用matlab對塔機的變幅和起升機構的運動控制進行模擬,模擬結果表明基於rbf神經網路整pid的控制具有響應快、超調小及穩態誤差小等優點,其動、態性能優于單一pid控制,從而提高了塔式起重機工作機構的工作性能。
  2. In this paper, coordinated design of a power system stabilizer ( pss ) and astatic phase shifter ( sps ) using genetic algorithm ( ga ) is investigated

    本文運用遺傳演算法對電力器( pss )和止移相器( sps )的綜合協調設計進行了探討。
  3. This testing instrument ' s successful development, not only did we know fairly well before shooting range ball firing, but it can instruct manufacture of artillery, make assure the quality of every artillery, save a great deal fund

    坦克炮管向精度測試的研製成功,不但可以在靶場實彈射擊前做到心中有數,而且能夠指導火炮的生產,保證每門火炮的質量,節約大量資金。
  4. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線性尺寸測量的態特性曲線的理論工作拐點進行了推導,對氣動測量中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  5. Other common devicesintravenous medication pumps allow the nursing staff to titrate medications ; foley catheters and urine collection bags aid in monitoring urine output ; sequential compression devices squeeze the lower extremities and reduce the incidence of deep venous thrombosis ; transvenous pacemakers stimulate the patient ' s heart to beat ; dialysis machines remove fluid and correct electrolyte and acid - base disturbances ; intraaortic balloon pumps assist the heart ' s contractility ; and neurologic monitoring systems measure intracranial pressure

    其他常用裝置脈內給藥泵由普通護士用於滴藥物;弗利氏導管和集尿袋幫助監測排尿量;連續壓迫裝置擠壓下肢,減少深部脈血栓形成;經脈起搏器刺激病人心臟跳動;透析儀除去液體,糾正電解質和酸堿紊亂;主動脈內氣囊泵支持心臟收縮;神經病學監測顱內壓。
  6. In chapter 4, the principle drawing of the system is presented after adding a constant - pressure - drop valve. the operating principal of the valve is briefly introduced. the static mathematical model is built up and study is carried out by means of simulation under the circumstance of matlab, then the static working point is obtained

    差減壓閥作了簡要的介紹,根據工作原理圖建立態數學模型進行模擬研究,由模擬結果分析態工作特性,得到態工作點;然後,建立動態模型,對其動態特性進行非線性模擬研究,並就環境因素變化對工作特性的影響作了詳細分析。
  7. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型試驗,分析了浮箱門在水和動水中的穩性及其影響因素,指出水穩性和動水穩性的不同特點;試驗測了浮箱門動水運行時的受力情況,給出並分析了位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關,選擇合理的動力設備,為設計和工程實踐提供可靠依據;分析浮箱門難以穩上浮的原因,並給出解決方案。
  8. The thesis centered on the topic. a fluid drive program of the sugarcane mill is made. it is a must to have the digital simulation study on the hydraulic system

    本文圍繞研究課題,展開研究工作,制了甘蔗壓榨機的液壓傳動方案,建立其數學模型,並對模型進行了、動態特性數字模擬研究。
  9. Objective to help the hospitals at all levels in china to realize imrt by adding the accurate location equipments and tps based on the existing general radiation therapy from research of the new method for static intensity - modulated radiation therapy

    摘要目的:通過態調強放射新方法的研究,使得各級醫院能利用現有普通放療設備,通過增加精確位設備和計算機放射治療計劃,開展態調強放射治療。
  10. Its current products include : top oscillation electrical precipitator, side electrical oscillation precipitator, magnetism controlled static electricity precipitator, wet electrical precipitator, honeycomb electric catching tar instrument, high - pressur silicon rectifier equipment and plc low - pressure controlling system, blast furnace gas impulse precipitator, high concentration pulverized coal collector, coke oven and boiler flue gas low pressure impulse precipitator, blower fan inhaler, crossing piping gas cooler, high temperature fume cooler, gyre - orientation impulse hop - pocker and all sorts of molded sections

    目前主要產品有:頂部振打臥式電除塵器、側部振打電除塵器、磁控電除塵器、濕式電除塵器、蜂窩電捕焦油器、高壓硅整流裝置及plc低壓控制、高爐煤氣脈沖除塵器、高濃度煤粉收集器、焦爐及鍋爐煙氣用低壓脈沖除塵器、風機空氣過濾器、橫管式煤氣冷卻器、高溫煙氣冷卻器、回轉位脈沖大布袋及加工各種冷彎型鋼。
  11. 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,結合其力學性能、掃描電鏡和界面微區能譜分析結果,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高速壓桿沖擊實驗對其從態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測了改復合材料制備剃度復合板的穿透性能。
  12. The paper designed aerodynamic control system of pith and yaw channels and roll angle stabilization system, by using unsteady - state error follow - up control theory and state observation station theory in modern control theory

    本文使用現代控制理論中的無差跟蹤控制理論與狀態觀測器理論,設計了俯仰、偏航兩個通道的氣動力控制和滾轉角穩
  13. So, as for system using dependent transaction, the dynamic adaptation process of target node ' s reaching quiescence is determined by the linear dependency relationship of role specific agents

    因此對于使用依賴事務的來說,目標結點達到止狀態的動態改變過程是按照角色相關的agent的線性依賴關的,並且是線性的。
  14. A regional satellite navigation system which is made up of geosynchronous satellites and synchronous satellites with elliptical orbit is proposed

    摘要提出了一種用止衛星和同步橢圓軌道衛星構造的區域衛星
  15. The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is

    比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本義、基本性質、基本原理以及設計方法;分析了變結構控制抖振產生的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳抑制和消除抖振方法的不足,改進了傳方法,得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法;針對不確性線性,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根據不確性大小在線調整模糊輸出量的隸屬函數,另外,鑒于模糊控制本質上是有差的,所以本文選擇了帶積分項的切換函數,由於積分項的存在使較正為無
  16. The validity of the subsection simulation method is proved, in which postprocessing technology is widely used. the sixth, the static simulation is neces sarily to find out the dynamic system ' s initial state for dynamic simulation. the gun is looked upon as a hyper - equilibrium structure, and a so - called " parallel projection method " is brought forward for the gun ' s static simulation

    提出了一種求解線性方程組的方法?平行投影法,針對adams對超靜定系統態分析不力的情況,研究了求解全炮態問題的途徑和方法,並應用平行投影法求解車體懸掛的初始平衡力,求得了較符合客觀事實的解,從而完成了火炮發射前的態分析。
  17. Conclusion : it is helpful for the clinic diagnosis and treatment of cardiovascular diseases to understand that the anterior cardiac veins is a normal and important pathway for cardiac venous blood backflow besides coronary sinus

    結論:了解心前是除了冠狀竇以外心臟脈血迴流的一個正常的重要通道,對臨床心血管疾病的診治有一幫助。
  18. Objectives : the purposes of the present study are as follows : ( 1 ) anatomical study inclulding observation and measurement on arterial, especially venous system of flap was performed to attempt to illuminate the regular patterns of the distribution of the arteries, veins and their branches in the axial vascular skin flap. ( 2 ) fathoming the origination, distribution, drainage scope and communicating path of deep and superficial veins or accompanied and unaccompanied veins. ( 3 ) elucidating the positions, shape and functions of venous valves in deep and superficial venous stem and its communicating branches, observing their affects on the venous blood circulation

    目的本課題的研究目的包括以下6項內容: ( 1 )對皮瓣的動、,特別是進行解剖學研究,探索皮瓣內軸心動、脈走行及分支分佈規律; ( 2 )闡明皮瓣內深、淺或伴行脈與非伴行脈的起始、走行、引流范圍及交通途徑; ( 3 )觀測皮瓣深、淺脈干及其交通支內脈瓣部位、形態、功能及對脈間血液流通的影響; ( 4 )明確皮瓣的動、脈伴行特點與脈迴流規律; ( 5 )確皮瓣脈迴流的主渠道; ( 6 )為皮瓣游離移植吻合脈的選擇,提供解剖學依據,並對跨區供血皮瓣脈迴流與交通、非生理性皮瓣的血液循環進行探索。
  19. Topics covered include : static equilibrium, force resultants, support conditions, analysis of determinate planar structures ( beams, trusses, frames ), stresses and strains in structural elements, states of stress ( shear, bending, torsion ), statically indeterminate systems, displacements and deformations, introduction to matrix methods, elastic stability, and approximate methods

    主題包含了:力平衡、合力、支承條件、平面結構(梁、桁架、構架)分析,結構構件之應力與應變,應力狀態(剪力、彎矩、扭力) ,,變位與變形,矩陣方法介紹,彈性穩及近似值解法。
  20. Following the architecture description of rtps middleware, two critical implementation issues are carried out : the first, object - oriented multi - threaded architecture. to avoid negative effect brought by the block, and to improve the realtime responsive ability of the system, we decouple the event processing from its transportation ; the second, pooled memory allocationjn order to decrease the time - and - space overhead due to dynamic memory allocation, thus to improve the dynamic performance of the realtime publish - subscribe system and the predictability of runtime end - to - end qos, we adopt the pooled allocation to change many dynamic system calls into one static system call and several user interface calls in fixed time

    通過將事件的輸送與處理解耦以避免阻塞所帶來的影響、改善的實時響應能力,通過面向對象的多線程並發以支持異步事件的實時並發處理並獲得結構上的靈活性;其二,池式內存分配。通過內存池分配方式將客戶的大量動態調用轉化為一次調用和數次固時間的用戶介面調用以減少動態內存分配的時空開銷,從而改善實時發布-訂閱的動態性能與提高其運行時端對端服務質量的( end - to - endqos )可預測性。
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