模移量 的英文怎麼說
中文拼音 [móyíliáng]
模移量
英文
die shift-
As the return of flow is being, one side the heat gain of higher zone will be lead back, on the other hand, the heat has been transmitted to upside also will return, so the heat gain will incr ease. the methods of using numerical simulating has been used to analyze the factors influecing convecting transfer heat in this paper
實際運行時由於空氣的回返,一方面會把上部的得熱帶回工作區,另一方面也會把下部已傳送上去的熱量又帶回,從而增加了下部的得熱量,本文就影響對流熱轉移量的因素利用數值模擬的方法做了一初步的研究。By constructing the geometrical model of a certain underground single arm type pantograph and applying the translation of pantograph - head balancing bar and the perpendicular displacement of pantograph in the direction of the movement of locomotive while raising pantograph as the objective which must satisfy the demands of locomotive ' s stable current collection, this paper applied the multi - objective optimization based on the genetic algorithms to design the pantograph mechanism
摘要在建立某地鐵單臂受電弓簡化幾何模型的基礎上,根據列車平穩受流對受電弓提出的各項要求,以受電弓升弓時機車前進方向上的縱向偏移量和弓頭平衡桿的平動為目標,以受電弓正常升弓所需升弓轉矩等為約束,運用基於遺傳演算法的多目標優化技術,對該型受電弓機構進行了優化,得到了使受電弓運動性能達到最優的幾何參數。China unicom in our country is the first and also only the telecommunication operator that provide the cdma network service uniquely, aim at the customer to put forward the higher request with comprehensive business ability continuously under circumstance towards the scale, capacity, the service grade that move the network currently, how constuct the more reasonable network of cdma and how the technique advantage of the exploitation cdma network provides more datas to increase in value the service, to draw on more customers to join the cdma network the camp become a company of china unicom develops from now on of core problem
中國聯通公司作為我國第一個也是目前唯一的提供cdma網路服務的電信營運商,針對目前用戶對移動網路的規模、容量、服務等級和綜合業務能力不斷提出較高要求的情況下,如何建設更為合理的cdma網路以及如何利用cdma網路的技術優勢提供更多的數據增值服務,以吸引更多的用戶加入cdma網路陣營成為聯通公司今後發展的核心問題。The main content of the fourt h chapter is math model, includes ship movement equation model, movement responding model, ship transfer excursion model, wind and current floating excursion calculating model, the occupying fairway width calculating model for determining voyage and so on
第四章為數學模型研究,主要的數學模型有:船舶運動方程模型、武漢理工大學碩士學位論文運動響應模型、船舶偏移量模型、風流致船舶漂移量的計算模型、定距離船舶航行所佔航寬模型。An analytical mosfet threshold voltage shift model due to radiation in the low - dose range has been developed for circuit simulations. experimental data in the literature shows that the model predictions are in good agreement. it is simple in functional form and hence computationally efficient. it can be used as a basic circuit simulation tool for analysing mosfet exposed to a nuclear environment up to about 1mrad. in accordance with common believe, radiation induced absolute change of threshold voltage was found to be larger in irradiated pmos devices. however, if the radiation sensitivity is defined in the way we did it, the results indicated nmos rather than pmos devices are more sensitive, especially at low doses. this is important from the standpoint of their possible application in dosimetry
該模型物理意義明確,參數提取方便,適合於低輻照總劑量條件下的mos器件與電路的模擬。並進一步討論了mosfet的輻照敏感性。結果表明,盡管pmos較之nmos因輻照引起的閾值電壓漂移的絕對量更大,但從mosfet閾值電壓漂移量的擺幅這一角度來看,在低劑量輻照條件下nmos較之pmos顯得對輻照更為敏感。Taking load uncertainties, infeasibility problem and multiple objection of the reactive power optimization in the radial distribution system into consideration, loads are modeled as fuzzy interval numbers. fuzzy power flow is proposed based on fuzzy interval load for the more practical membership function of line losses rate and maximal voltages offset. this thesis presents multiple objection model of the reactive power optimization considering uncertainties using the fuzzy set theory
對配電網電壓無功優化問題中負荷的非概率性的不確定性問題、多目標問題、約束不可行性問題進行了研究,用模糊區間來描述實際的負荷情況,並用負荷的模糊區間值計算配電網的潮流,得到有功功率損耗和電壓的模糊區間值,使網損率和節點電壓最大偏移量的隸屬函數更接近實際情況;將改進遺傳演算法與模糊集理論相結合,通過求解多目標函數和約束條件的模糊集合的交集,得出網損率和節點電壓最大偏移量最小的最優運行狀態。Influence of the injection pressure to plastic mould core offset
注射壓力對塑料模具型芯偏移量的影響The results show that the ultimate bearing capacity can be increased 10 % - 40 % and the lateral displacement and vertical settlement can be decreased 20 % - 50 % and 30 % - 50 % respectively, if the sand foundation is reinforced by geogrid
由模型試驗測量結果得知,在砂土地基中鋪設塑料土工格柵,可以使承載力提高10 % ~ 40 % 、側向位移量減少20 % ~ 50 % 、地基軸線處豎向沉降減少30 % ~ 50 % 。Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control
本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。This system equips material movement transducer on feeding equipment ; meanwhile, it measures main current of double disk cooler ; the former inputs plc switching value ; the latter inputs analog quantity to judge material condition of double disk for avoiding no material or few material but much water feeding
該系統在加料設備上加裝自行研製的物料移動傳感器,同時檢測雙盤冷卻器的主電機電流,前者輸入plc開關量採集模塊,後者輸入plc的模擬量採集模塊,用以判斷雙盤內的物料存留情況,避免無料或料少時水的過分加入。Then a thorough analysis to the bias - magnetic of ppfc is made. the retraining effects of the main parameters ( include clamping capacitance c, output filter inductor lf, load r, the leakage inductor ls and source winding resistance r ) are studied under the conditions of different von, different ton and different winding parameters. then a conclusion can be drew, that the smaller lf and the bigger r are, the better the bias - magnetic is restrained and c has a best value to retrain the bias - magnetic
分別對管壓降不同,導通時間不同以及兩原邊繞組參數不一致(包括漏感、電阻、激磁電感三種情況)的情況下,主要參數(包括箝位電容c 、輸出濾波電感lf 、負載r 、原邊繞組漏感ls 、原邊繞組電阻r )對偏磁的抑制作用進行了模擬分析研究,得出lf越小, r越大時激磁磁勢偏移量ni越小, c在其他參數確定時對抑制偏磁有最優值等結論,為參數的優化設計提供了依據。It is indicated that the cavity modes blueshift with decreased radius, and on decreasing radii there is obvious anticross between the three polaritons resulted from interaction between cavity modes and its corresponding exciton modes
結果表明隨著微腔半徑的減小腔模能量藍移,腔模與相應的重空穴激子模、輕空穴激子模藕合形成的腔極化激元的三支隨著微腔半徑的減小存在明顯的反交叉行為。This control system adopts creditable plc for real control ; it sends many simulating signals collected by old sand temperature of inlet, suction opening temperature of double disk, inner sand temperature of double disk, current of mainframe and current of fan ; meanwhile, the operation signal and switching value signal outputted by material movement transducer is inputted to switching value module of plc ; it gets evidence of water feeding after cpu account ; the operation result of cpu is outputted by switching value of plc to control unlock combination of coarse, middle and thin water feeding electromagnetically operated valve and then gets different water feeding quantity
該控制系統採用高可靠性的plc可編程序控制器進行實時控制,傳感器所採集的入口舊砂溫度雙盤抽風口溫度雙盤內砂溫主電機電流及鼓風機電流等模擬量信號直接輸入plc的模擬量採集模塊,同時加砂設備運轉信號及加砂設備物料移動檢測傳感器發出的開關量信號輸入plc的開關量模塊,由cpu獲取經運算而得到加水計算依據, cpu運算結果直接由plc的開關量輸出控制粗中細加水電磁閥的開啟組合,而得到不同的加水量。The kinematic performance of the macpherson suspension on a real vehicle is studied, and the changes of the front wheel alignment and the motion of the front wheel in the longitudinal and the transversal directions are figured. based on the requirements of general layout, a constrained optimization design model is set up with the steering cross rod ball joint position as the optimization variables ( design parameters ), and the sum of steering cross rod length interference while the left front wheel turning and bouncing as the objective function. and the optimization results are worked out by programming on computer
針對一種實際車型上的麥弗遜式懸架,計算分析了轉向輪跳動時前輪定位角和車輪橫向、縱向滑移量的變化情況,並根據實際車型上麥弗遜式懸架的空間布置要求,建立了以轉向橫拉桿斷開點空間位置坐標為優化變量,轉向橫拉桿斷開點空間布置坐標可變化范圍為約束條件,車輪轉向和跳動時轉向橫拉桿長度干涉量為目標函數的約束優化設計模型。Referring to the formation process of qd, it is accepted that there formed a groove around the dot during the formation process due to mass - transfer. when the dots were capped by a compound with larger band gap, there will appear a potential maximum due to larger confinement. the maximum will prevent the carriers from entering the dot, and the origin of the kink point is resulted from the prevention
根據s - k模式量子點的形成過程,我們認為在點的形成過程中由於質量遷移會在點的周圍形成一個凹槽,加上覆蓋層后,由於大的量子限域效應該處將形成一個勢能極大值,該勢能極大值將阻礙載流子從勢壘層向量子點的注入,該過程是導致上述拐點出現的原因。In all these 20 specimens, the embedded electronic steel - concrete slip transfer were respectively embedded on the steel shape webs and inside and outside of the flanges at certain intervals along the embedment length to measure the distributions of the interior slip, and the electronic strain gauges were also installed on the shallow grooves of each steel shape web and flanges at close intervals along the length to measure the distributions of the steel shape web and flanges strain, from which the distributions of bond stress were obtained. with these methods of measuring the distributions of slip and bond stresses, the establishment of the bond - slip constitutive relations were ensured
用力的平衡方程,得到推出試驗中型鋼混凝土粘結應力的大小及其分佈規律;根據鋼一混凝土電子滑移傳感器的滑移量測結果,分析了沿型鋼埋置長度的內部滑移分佈規律,並對試驗量測的特徵滑移值進行了統計回歸;根據粘結應力和內部滑移測量結果,得出沿型鋼埋置長度方向上各截面的局部粘結應力一滑移關系曲線,建立了局部粘結滑移本構模型嘆x )一s仁, , … , c , … c 。An optimizing arithmetic for calculating the best - fit sphere is also proposed, the result shows better accuracy is reached comparing to " three points method ", from 107. 8umrms to 25. 66umrms. during interferometric optics test with null lens, " nonlinear errors " of the testing coordinates will be introduced. a method based on ray - tracing, nonlinear fitting and coordinate transferring is proposed to eliminate these errors
在ccos控制模型及理論計算方面,提出了一種適用於高次離軸非球面最接近球面計算的優化演算法,經計算,某矩形離軸非球面最接近球面半徑的求解精度較傳統的「三點法」有了較大的提高,理論加工余量由原來的107 . 8umrms降低到25 . 66umrms ;提出一種基於磨頭與工件的相對位移量的控制模型,並且開發了阻尼卷積迭代演算法,引入「虛擬加工」的概念進行迭代求解和參數評價。Under the condition of space moving changed system and the engineering practice, a function of the pixel dimension, the mtf of ccd sensor imaging, the width of target strip and the image motion has been acquired 4. under the condition of one pixel image motion and the nyquist frequencies, adopting the convolution method, the ratios of the mtf with image motion to the idea mtf are 0. 667
這樣就為在工程實際中,在空間移變條件下,求取了ccd探測器影像的mtf 、像元尺寸、影像分辨力和像移量四者之間的一個簡潔的函數關系:材了萬二1一( 2 + n一m ) 2 ? o4n4 .採用模擬的方法和採用卷積方法的比較。In these two experiments, it includes test scheme. outer precision estimation, inner precision estimation. the data collecting is in accordance with ii order leveling measuring and ii order distance network. these two experiments test the reasonable of datum consistency and the method of mean gap building deformation model
該實驗驗證了對于基準問題的分析和平均間隙法對位移量的探測情況;在水平位移變形監測網的實驗中,數據採集按二等測邊網測量精度進行,證實了用平均間隙法判斷穩定點,進而確定變形模型的合理性。Steel reinforcing bars used to direct planes to conduct direct, according to the diameter steel straightening mode selection and correct use straightening - scale displacement
採用鋼筋調直機對鋼筋進行調直,根據鋼筋的直徑選用調直模,並正確掌握調直模的偏移量分享友人