結構能控性 的英文怎麼說
中文拼音 [jiēgòunéngkòngxìng]
結構能控性
英文
structural controllability- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 能 : 能名詞(姓氏) a surname
- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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The control system, machinery and magnetic structure of giant magnetostrictive inchworm motor ( gmim ) have been designed based on the controlling theory, characteristic of giant magnetostrictive material and performance index of the subject. the mathematic model of the inchworm motor has been founded and the simulation of characteristic has been carried out
根據自動控制原理,結合超磁致伸縮材料的磁特性,按照課題給定的性能指標,對超磁致伸縮爬行電機的機械結構、磁路結構和控制系統進行了初步設計;建立了整個電機系統的數學建模,並對系統特性進行了模擬分析。Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted
在負荷較小時,壓縮機採用低速運轉,吸氣壓力升高,這對系統降低能耗是有利的;變頻控制時,蒸發器製冷劑流量的變化並非線性;系統中採用電子膨脹閥進行過熱度控制,被控對象具有參數時變的特性,相應地宜採用變結構的控制器。According to the shear - type floor model of frame structure, a basic control equation is constructed to analyze the nonlinear seismic responses of structure equipped with edd - bracing system. subsequently the dynamical finite element analysis are carried on to obtain the seismic response of a twelve - floor r. c frame with the three edd - bracing system under minute earthquake and disastrous earthquake, and the conclusions provide useful references for practical earthquake - resistant design
基於框架結構剪切型層模型,建立了耗能阻尼器對建築結構非線性地震反應的基本控制方程,由此進行了某十二層鋼筋混凝土框架結構設置三種耗能阻尼器在多遇和罕遇地震下的動力有限元分析,為進行實際結構設置耗能阻尼器的抗震設計提供了有益的參考。This processing line is composed of two sszym 1500a straight line double pencil edgers, with 90transfer worktable. which adopts plc control system sets processing parameters via interface to control width and speed, double screw rod and double straight line glide transmission, guarantee the active briges parallel moving precision, can grind 3 8mm thickness flat edge and pencil edge. this machine structure was designed tightly, function stabilized with high efficiency. it is mainly suit for large batch industrial glass which does deep process and production, be matched with glue printing steel etc. production line. this product is a master work with firenew design by our company, it is another contributisn for chinese glass double edger series
採用plc控制系統通過界面設定參數,控制加工的寬度和速度,雙絲桿和雙直線導軌傳動,保證活動橋的平行移動精度,適用與加工3 8mm的小規格玻璃的平邊和圓邊。該機設計結構緊湊,性能穩定可靠,生產效率高。主要適應大批量工業玻璃深加工生產可以與夾膠印花鋼化等生產線配套使用。In the part of orbit control, the main ideas in study is to define the nonlinear control system on a riemann manifold from the global viewpoint, and to build the intimate relation between the geometrical structure of state space and the state equation of nonlinear control system ; in the part of attitude control, the main ideas in study is to deduce mathematical model with good character based on global differential geometry ideas as well as li group and li algebra, moreover, to design corresponding control schemes
在軌道控制部分,研究的主要思想是從整體化的觀點出發定義一種建立在riemann流形上的非線性控制系統,將狀態空間的幾何結構與控制系統的狀態方程建立直接的聯系。在姿態控制部分,研究的主要思想是以整體微分幾何方法為工具,以李群與李代數等數學理論為基礎,從數學角度建立具有良好性能的數學模型,並設計出相應的控制方法。Abstract : as the heart of twt , the structure stability of grided electron gun directly affect pulse output performance of twt , and the structural reliability under vibration stress are especial - ly important for today ' s manufacturers
摘要:柵控電子槍作為行波管的「心臟」 ,其結構的穩定性直接影響著管的脈沖輸出性能,特別是在振動應力下的結構可靠性更是當今生產單位關注的重點。Comparison of stiffness, strength and obturating performance of the initial obturator of the breech mechanism with those of the optimized one is made, which indicates that the stress concentration that leads to fatigue failure in the optimized structure is eliminated. the flexibility of the optimized obturator of the breech mechanism is considerably increased and its obturating performance is substantially improved
對優化前後炮閂閉氣結構剛強度和閉氣性能進行了對比,優化后的結構應力集中問題得到了有效控制,消除了潛在的疲勞源,結構的柔性得到很大程度的提高,閉氣性能有了明顯改善,實現了優化的目的。Abstract : the thesis introduces drying principle , the characteristics , construction and control prmciple of a new developed vacuum drying furnace with the heat air by harbin song jiang electric furnace work
文摘:本文介紹了哈爾濱松扛電爐廠新開發的真空熱風乾燥爐的乾燥原理、性能、結構及控制原理。The metal pushing v - belt continuously variable transmission is well accept and gets rapid development for its advantages, such as simple and compact structure, easy operation and excellent performance
它具有結構緊湊、性能優良、易於電控等優點。金屬帶式無級變速器( cvt )的開發已列為國家「九五」重點攻關項目。Bioenergetics discusses the principle of biological energy and various biochemical processes related to energy transformation. metabolism and its regulation deals with the metabolism of biomolecules and its regulation. methods in biochemistry provides basic training in the applications of biochemical methods in the qualitative and quantitative estimation of biologically active molecules
生物化學細胞基礎闡述細胞的結構、成分及其功能;生物分子入門介紹體內各種生物分子的結構和特性及其與生物功能的關系;生物能量學探討生物能量的原理,以及各種與能量轉化有關的生化過程;代謝調控機理使學生深入了解生物分子的新陳代謝及其調節控制;生物化學方法使學生掌握分析生物系統及其成分的實驗技巧;蛋白質與Also it is discussed how to improve loading performance and the actual results using invariance theory. by the feedforward signals of velocity and acceleration, it is expected to expend the bandwidth to 15hz or even higher and reduce the additional torque at 80 percent. in this thesis, i mainly explored the design theory of ehsls and made a lot of experiments on subsystems and the whole system
本文的目的就是設計、調試帶有彈簧桿緩沖結構的單通道電液伺服加載臺,通過試驗比較、驗證不同控制演算法的工程實際效果;分析和研究應用結構不變性原理如何改善加載系統的動態性能,目的是通過引入速度和加速度的復合前饋信號將系統的動態頻帶提高到15hz左右,並且有效的抑制力加載系統固有的多餘力矩,抑制比要達到80以上。Smpdca architecture has six outstanding excellences : complexity of the control logics of smpdca is lower than large scale superscalar ; supplying shortest inter - processor communication latency using the shared li data cache ; no cost to maintain cache coherence ; hit rate of data cache increase ; easy to reuse many softwares of symmetric multiprocessor ( smp ) ; exploit the parallelism of applications from many levels. this paper present the architecture model of smpdca, and illustrated its function units, and discussed its key techniques, and analyzed the address image policy of multi - ported cache
Smpdca結構具有六個突出優勢:相對于大規模的超標量結構而言, smpdca結構的控制邏輯復雜性明顯要低得多;相對于通過共享主存來實現處理器之間的通信的結構而言,通過一個共享的第一級數據cache來實現處理器之間的通信的smpdca結構能夠提供非常小的處理器之間的通信延遲;沒有cache一致性維護開銷;數據cache命中率提高;便於smp (對稱多處理器結構)的軟體重用;從多個層次上開發程序的并行性。Though great progress has been achieved on researches on the design theory, structural type, structure details and construction method of the composite bridge, there are still many problems, such as crack control of the concrete deck, influence of the connecting rigidity over the structural mechanical characteristics and mutual depende ncy between design and construction, need deeper researches for better solutions
對組合結構橋梁的設計理論、結構形式和構造細節、施工方法等方面的研究已經取得了很大進展,但仍然存在許多問題需要深入研究和完善,例如:混凝土板裂紋控制、接合剛度對結構受力性能的影響、設計與施工的依存性等。The mathematical model of the feed system of cnc system is analyzed. to improve manufacture performance, the parts and the cnc system are treated as the whole. based on the open system architecture, the model of control strategy proposed is composed of three parts
對數控進給系統的數學模型進行分析,然後從高精度加工的要求出發,通過多傳感器信息融合技術將工件以及數控系統作為統一整體考慮如何提高加工精度,提出了基於開放式結構的高性能數控系統控制策略。In this paper, tio2 films as ecological self - clean glass material prepared by magnetron sputtering method were discussed in the following aspects : the preparation technology of tio2 films by magnetron sputtering method, the control of the surface microstructure, the effect of the surface microstructure on the photocatalytic activity and the optical performance of tio2 films. sem was used to observe the surface topography. xrd was used to explore the crystal form, and crystal size
為了解決以往溶膠?凝膠法制備的tio _ 2薄膜膜層質量不好的缺點,本論文對磁控濺射法在玻璃表面制備tio _ 2薄膜作為生態自潔凈玻璃材料進行了一系列探索與應用基礎研究,包括tio _ 2薄膜的磁控濺射法制備工藝、表面微觀結構的控制、表面微觀結構對tio _ 2薄膜光催化性能、透光性影響等。This processing line has two sszm1200c straight line double edgers and 90 transfer table. 30 spindles on each sszm12000c, high collocated, wheels. high - level of polishing ; compact and steady base, precise and smooth transfermission system ; big power frequency - conversion motor to control the speed of pedeail ; plc control system sets processing parameters via interface, to control the width and the speed, the minimum size of the glass can be 127xl27mm ; the structure of the machines is compact and stable. this line is our new designed products, and it s the ideal choice of assistant equipment for exquisite and industrial glass, besides, it can be used with other machines to form a production line set
本生產線由2臺sszml200c玻璃直線雙邊機和1個90中轉臺組成每臺sszml200c玻璃直線雙邊機配置30個磨頭,磨輪配置多,加工拋光精度好底座穩重扎實,傳動系統精確流暢大功率變頻電機調速控制傳送皮帶驅動plc控制系統通過界面設定參數控制,最小加工玻璃寬度尺寸小至127127mm機器結構緊湊性能穩定,是我公司全新設計的力作是大批量精品玻璃和工業玻璃磨邊生產的暈佳配套設備,可口與夾膠印花,鋼化等生產線配套使用From above analysis, the thesis gets conclusions as following : ( 1 ) the frequencies of multi - tower building are so dense and the coupling in each mode is so evident that the cqc method instead of srss should be used to calculate the seismic action effect ; ( 2 ) torsion effects is distinct between the modes of asymmetry multi - tower structure and it is necessary to take translation - torsion coupling into account ; ( 3 ) the effect of the enlarged base rigid on the seismic properties is very big, the rigid ratio of the enlarged base to towers in asymmetry multi - tower structure should be designed in a proper range ; ( 4 ) the distribution of plane rigid is asymmetry because of the asymmetry layout of towers. the torsion effects of structure not only result in large torsion internal force in vertical element resisting lateral displacement, but also make large influences on the stress of transfer plate and near floors, thus it is necessary to strengthen those floors
通過上述分析,得出以下主要結論:多塔樓結構存在頻率密集現象,各振型間耦聯效應明顯,地震作用計算應採用cqc組合原則而不能簡單地採用srss組合原則;非對稱多塔結構的振型中,扭轉作用明顯,平扭耦聯效應值得考慮;裙樓剛度對整體結構的抗震性能影響很大,非對稱多塔結構宜控制裙樓與塔樓剛度比在適宜的范圍;非對稱多塔易導致平面剛度分佈不均勻,結構扭轉效應不僅在豎向抗側構件中引起較大的扭轉內力,對轉換層樓板應力有較大的影響,且延續至相鄰樓層,對相應樓層均應採取相應的加強措施。The following conclusions have been drawn from this research program, : ( 1 ) the model following architecture allows for straightforward implementation of requirements of handling quality standard, and it can be utilized for helicopter handling quality design. ( 2 ) the adaptive model - inverse control theory can provide the referenced helicopter with consistent handling quality throughout its operating envelope, with requiring only an approximate linear model at a single operating point. ( 3 ) the technology of adaptive neural network model - inverse control can reduce costs and period associated with pcs development
通過該課題的研究,得到以下結論: ( 1 )參考模型跟蹤結構能夠直接實現飛行品質規范要求,可以用於直升機飛行品質設計; ( 2 )自適應模型逆控制方法只需一個基準狀態下的近似線性模型,卻可在整個使用包線內提供協調一致的飛行品質; ( 3 )自適應神經網路模型逆控制技術可節約成本,縮短飛控系統研製周期; ( 4 )在某些部件部分意外失效或戰損情況下,自適應神經網路具有實現控制的在線快速重新配置、保持飛行品質的潛力; ( 5 )軌跡跟蹤控制器可以用於任務科目基元模擬及飛行品質評估。Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties
本文以自增韌氮化硅陶瓷為設計對象,運用主成分分析法( principlecomponentanalysis : pca )對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維,獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而簡化了表徵參量變量和準則;運用模糊神經網路( fuzzyneuralnetworks : fnn )建立了自增韌si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?性能的正向預測及反向設計;運用monte - carlo方法( mc )進行自增韌si _ 3n _ 4陶瓷的晶體生長模擬,然後進行裂紋擴展模擬,探索建立工藝?微結構?力學性能預測模型的思路。An improved high - resolution current - mode sorter is presented. its structure complexity is o ( n ), which is crucial to the expansion of its size, and its dynamic range is large. only one clock signal and one reset signal are needed. no biasing signal is required. the operation point is constructed according to the input current, so it is self - adaptive, which is very important for an all - purpose component. in average value circuit, subtraction circuit, winner - take - all ( wta ) circuit and control circuit, it has good performance even at a large input current. this sorter has high precision, high resolution and low power, as has been proved via hspice simulation. it can be implemented in the standard digital cmos technology and widely used in many fields, so it is of great value in applications
提出了一種改進的高精度電流型排序電路.它的結構復雜性僅為o ( n ) ,便於擴展;動態范圍大;它是自適應的,工作點由輸入電流確定,故不需要偏置信號,這對作為通用器件使用的排序電路來說是很重要的.通過利用平均值電路、減法電路、 wta電路和控制電路,可以使該電路在大輸入電流下依然保持高性能. hspice模擬表明該電路具有高準確性、高精度、低功耗的特點.它能用標準數字cmos工藝來實現,可以被應用於很多領域,具有很高的應用價值分享友人