滿簡率 的英文怎麼說
中文拼音 [mǎnjiǎnlǜ]
滿簡率
英文
calldown-
Charted with them, and guangzhou time units was preliminarily analyzed as well. secondly, the author introduced the way and the signification of temporal position analyse with examples. thirdly, taking on - the - spot survey method as a practical tool, the author obtained data of temporal distance between each time unit at the verge of different urban districts and the central time unit of the city
論文以廣州市為實證研究的對象，對廣州的市區范圍進行了時間單元的劃分並繪制出了時間單元圖，同時對廣州的時間單元滿意率進行了簡單的分析；接著以實例介紹了時間區位分析的方法和意義；然後利用實際測量法，在不同時間段測得廣州市時間中心到城建連片區各邊界點的時間距離，繪制出時間廓線，得出廣州市城建連片區的時間形態現狀及時間形態的日變化規律。With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed
本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上，重新構建了系統級故障診斷的理論基礎，定義了系統級故障診斷測試模型的三值表示；改進了系統級故障診斷的矩陣方法，重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣，由此能直觀、簡便地生成集團和極大獨立點集；補充和完善了各類測試模型的系統級故障診斷的集團演算法，通過定義集團測試邊和絕對故障集，簡化了集團診斷圖，由此能較易地找到所有的相容故障模式，即使不滿足t -可診斷性，大大減少了系統級故障診斷的復雜度，尤其是對強t -可診斷系統；首次分析探討了各類測試模型的方程解決，由此從另一角度能系統地、高效率地求出所有的相容故障模式（ cfp ） ：擴充了系統級故障診斷模擬系統的功能，快速、直觀和隨機地模擬實驗運行環境，進行清晰和正確的診斷，同時提供大量的實驗數據用於理論研究，優化演算法和設計。Similar schemes in america, norway and sweden have had equally satisfying results ? though the use of text - message reminders in the netherlands, where non - attendance rates are low, at 4 %, had no effect other than to annoy patients
在美國、挪威和瑞典，一些類似的系統均已取得了令人滿意的效果? ?不過在荷蘭，由於無故缺席率本來就較低（ 4 ） ，所以簡訊提醒除了打擾患者之外，無任何效果。The method using square wave excitation presented by the paper is verified by theories and experiments that the method meets the requirement of accuracy, and this method ' s application simplifies manipulations and improve greatly the calibration efficiency
其中本文提出的方波信號激勵的比較校準法，理論和實驗證明不僅滿足校準精度要求，而且簡化操作，大大提高了校準的效率。After carefully analyzed the principle of standard svpwm and traditional overmodulation methods, this paper proposed one simple and effective overmodulation scheme. experiments were carried out in one 1. 5kw induction motor and its results were recorded and analyzed by pz4000 power analyzer and the proposed scheme were proved to be effective. although there are many sensorless control methods for induction motor control, many of which are either too complicated or too sensitive to the motor ? parameter to be put into practice
在分析了標準svpwm演算法和常見各種過調演算法的原理的基礎上，提出了一種簡單有效的演算法滿足過調控制的要求，在1 . 5kw異步電機上進行了實驗並使用pz4000功率分析儀對其結果進行了準確測量與分析，證明了本文提出的svpwm演算法可以有效地提高電源電壓的利用率。Utilizing the internal high - rate counter in fx2n series plc and simple external circuit, the author real - timely measures the hydro generator frequency with high accuracy and reliability, which meets the engineering application requirements
作者利用fx2n系列plc內部的高速計數器和簡單的外圍電路，實現了對機組頻率的測量，滿足了工程實踐中對測頻可靠性、實時性和精度的要求。Due to the complexity of the structure and control of cycloconverter - type three - phase hf link inverter for soft - switching based on phase - shift - controlled full - bridge mode, a simple and optimized vvvf control strategy is proposed. this control strategy includes : produced pwm by space voltage vector ( svm ) and equivalent carrier frequency fe = 1 / te are introduced into the pdm control of the cycloconverter ; softened equivalent pwm wave is generated at the notches of hf voltage pulses ; the harmonious control between regulating pulse width by phase - shifted angle and regulating voltage of equivalent pwm is to minimize the harmonics content of output voltage of the inverter
西安理工大學博士學位論文針對這種前級移相全橋軟開關周波變流型三相高頻鏈逆變器結構和控制的復雜性，提出了一種實現簡單而整體優化的vvvf控制策略:將空間電壓矢量產生p姍的方法svm和等效載波頻率fe = 1 / te引入到周波變流器的pdm控制;按高頻電壓脈沖前後沿軟化等效p翎波;用移相調節高頻脈沖寬度和等效p姍調壓協調控制逆變器輸出電壓，在滿足輸出電壓條件下使諧波最小。The system can create the charts rapidly, which describe how to split a plate material in optimum way according to the requirements of manufacturing, the user interface is easy and friendly the system can schedule more than ten product parts at the same time and take the vein of wood into consideration o the system can reduce the waste of material, thus improve the utility of material and reduce the production cost as well as a result, the charts meet the requirement from production the chart is easy, clear and in particular the charts can be browsed and printed
本課題模擬企業的生產環境，通過簡單、友好、方便的人機界面，迅速成利用率高的下料圖。它實現了：十幾種零件同時參加排料；實現有紋理、無紋理同時排料；能滿足規定的零件之間的配套要求，不產生余料，從而提高其生產率，降低生產成本，獲得最大的生產效益。最終的排料圖符合生產工藝的需要，直觀、清晰和詳細，可實現列印和瀏覽功能。After simplifying the circuit, it can appear with dynamic planning method system, in order to reduce all expenses of circuit and every corresponding rate of circuit to get every berth to unload. then the short rate of circuit regards linear programming calculation parameter of method as most, thus can make the systematic variable count and reduce them greatly. it is meet with linear programming method various kinds of restrain terms from restrain from and quality system of request overall optimum to get maximum benefit and then
簡化線路后，可以先用動態規劃方法求出系統中各卸貨點到各泊位之間的所有費用最低的線路和各線路的對應費率；然後將各條最短線路的費率作為線性規劃方法的計算參數，從而使系統的變量數大大減少，再用線性規劃方法求得滿足各種約束條件限制及品質要求的系統總體最優解。Based on them, in this thesis, the one cycle control theory was successfully applied to the detection and control of apf for the first time. an apf using a novel unified constant - frequency integration control method was presented. the method employs an integrator with reset as its core component to achieve the detection and control of distortion current for apf at the same time
文中導出apf功率開關占空比必須滿足的控制目標方程、求出apf主電路的穩態模型、建立了通用常頻積分復位控制apf的數學模型，用簡單的模擬電路實現apf的通用常頻積分復位控制電路和通用常頻積分復位控制apf系統。A simplified analysis method of distribution networks is presented. the voltages and the power on / through both end of the feeder are used to describe the load and its distribution within the feeder line. only field test datas from feeder circuit breakers in substations, switches along the feeder lines and on the loop points are needed to obtain a sactisified analysis result
提出一種通過饋線兩端的電壓和流過饋線兩端的開關的功率反映饋線上的負荷及其分佈情況的配電網的簡化分析方法，這種方法只需對變電站的出線開關、饋線的分段開關和聯絡開關進行量測，而不必量測饋線上的配電變壓器，就能得到滿意的分析結果。This thesis introduced the status quo, existent problems and tasks which still need to be studied in the domestic and international research on ufad ( underfloor air distribution system ), expounded the principle and characteristic of ufad. compared with the traditional mixed ventilation, this thesis pointed out ufad has advantages of specially ventilated air organize, higher ventilation efficiency, flexible collocation, optionally accommodate to realize local environment in control of individual and satisfy personal request for the thermal comfort, and energy saving, and it is a ventilated way of all for human which has broad development foreground
本文介紹了地板送風空調系統在國內外的研究現狀、存在的問題以及仍需研究的課題，簡述了地板送風的原理與特性，並與傳統的混合通風方式進行了比較，指出地板送風有獨特的通風氣流組織、較高的通風效率、布置靈活、能夠隨意調節實現局部氣候環境的個人控制滿足個人熱舒適性要求以及節能的優點，是一種充分體現以人為本的通風方式，具有廣闊的發展前景。However, all kinds of competitions in the end are the competitions of persons with ability, which means people who have mastered the advanced technology will be the leaders of the world. our government has brought forward the great plan that higher education system must be changed from elite education to mass education with the establishment of socialist market economy and the deepening of educational system reform. to achieve this aim, the number of university students should be increased largely and urgently. the system of higher vocational education may be the most suitable system to meet with the requirements of society. under this system, on one hand the students have mastered all the necessary know - how and on the other hand they could do the practical works well
21世紀是國際競爭日趨激烈的時代，科技的進步提供了國際間全新的競爭平臺，而掌握了高技術的人才將是平臺上的領舞者，所以一切的競爭歸根到底是人才的競爭。隨著我國政府提出高等教育從精英教育向大眾化教育轉變的宏偉目標，迫切需要大幅度提升高等教育的入學比率，加大培養規模。但傳統教育模式已不能適應社會發展的需要，而其生產的「學科型產品」又供過于求，因此一方面要增加人才產品的產量，另一方面又要有準確的目標定位，即應該在高等教育層次中培養數以億計的應用型、技能型的高等職業技術教育（以下簡稱高等職業教育）人才，滿足社會對高層次人力資源的渴求。To completely avoid producing elements jointed at their corner nodes and checkerboard patterns, which frequently occur when the topology optimization of plane continuum is studied, the theory of topology analysis of plane continuum in topology optimization process and the simple algorithm for programming are studied. according to algebraic topology theory, the boundary of elements and plane continuum are operated as a one - dimensional complex. by use of the adjacency vector in graph theory, the structural topology is described and the topological operation is achieved on a computer. by above, the structural topological feature in the evolutionary process is gained. these methods are effcient and reliable. under topology constraints, according to the results of stress analysis, by deleting elements and moving nodes at the boundary, more satisfactory results can be gained by using a few numbers of elements and iterations. to demonstrate the efficiency of these methods, solutions including some well - known classical problems are presented
避免目前平面連續體結構拓撲優化過程中經常出現的單元鉸接以及「棋盤格」等現象，研究了連續體結構拓撲優化過程的拓撲分析方法，以及在計算機上實現的簡便演算法.根據代數拓撲理論，單元及連續體的邊界作為1 -復形進行運算.利用圖論中的鄰接向量概念，在計算機上實現了結構的拓撲描述及拓撲運算，得到了結構在拓撲演化過程中的拓撲特性，方法簡單、可靠.在一定的拓撲約束下，根據應力分析結果，採用刪除單元、單元退化、移動節點等方法，可以用較少單元得到更為滿意的結果，提高計算效率.為演示方法的有效性，給出幾個包括常見經典問題的解答A simple constant voltage and constant current charger has been improved, the state of float charger has been added to the charger in order to guarantee the full charge of battery safely, with high charge speed. experiment results and detailed designs of power circuit and control circuit of the charger are presented
本論文對一種簡單實用的恆壓恆流充電器進行了改進，在恆壓恆流充電的基礎上加入了浮充狀態，從而保證了蓄電池的滿充；同時對充電器的功率電路和控制電路進行了詳細的設計，並且給出了實驗結果。Considering the characteristics of internal force and structures of simply supported pc bridges, a novel automatically step - up method ( asum ), taking into account the influence of steel arrangement, steel ratio, stress losses of tendons and time - dependent concrete modulus, to analyze creep and shrinkage effects is presented. this method accepts all kinds of expressions of creep and shrinkage, and it is easy to calculate total stress, strain of concrete and steel and deflection of bridge at any time, the expected prediction accuracy will be obtained by further dividing the time - step within duration
首先，針對預應力混凝土簡支梁橋的受力特徵和構造特點，提出了徐變效應分析的全量形式自動遞進法，可考慮截面上鋼筋位置、配筋率、預應力鋼筋鬆弛、混凝土彈性模量隨時間變化等影響，且計算式可適用於任何形式的收縮、徐變特性表達式；建立的公式可方便地求解任意時刻混凝土、鋼筋的應力與應變和跨中梁體的豎向變形，計算精度可方便地通過計算時段的細分來控制，直至給出滿意的結果。Experimental results show that after reducing the dependency of features, sa method works better. the most three important features of the license plate regions are obtained in the experiment and our algorithm is robust in filtering out false plate regions. in the module of binarization of license plate, based on algorithm of casda ( cluster algorithm based on spatial distribution analysis ) an improved quick binarization algorithm i - casda are proposed to get rid of the influence of the illumination
運用本演算法對復雜背景的車輛牌照進行檢測，實驗結果表明，基於簡單平均融合運算元的檢測演算法得到的檢測率高， 80 . 36 （訓練樣本）和76 . 54 （測試樣本） ，平均檢測速度為每幅圖象0 . 81秒，滿足實時性要求；區域寬高比、區域密度和區域寬度比率是車牌區域最重要的三個特徵；本演算法魯棒性好，可較好地排除相似紋理區域（如廣告牌等）的干擾。Javed khan, sales manager of kenfair international limited, is full of praise for the efficiency and professionalism of the hong kong convention and exhibition centre team
建發國際有限公司營業經理簡志偉先生對香港會議展覽中心員工的效率及專業精神感到十分滿意。At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections
首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了理論分析，所得分析值與試驗結果相比，加固梁的屈服荷載、極限荷載能夠很好地吻合，彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合；其次，為了滿足實際工程的需要，根據碳纖維布加固構件可能發生的三種破壞形態（壓區混凝土壓碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎破壞） ，區別三種鋼筋混凝土構件截面形式（單筋矩形截面、雙筋矩形截面、 t形截面） ，分別給出了碳纖維布加固混凝土構件抗彎承載力的簡化計算公式和適用條件，並進一步探討了這三種截面形式下進行加固設計和復核的步驟。According to the channel model and a short time between the missile outs from the black area and touchdowns, we research a simple, flexible and fast adaptive equalizer and the dsp realization. it equalizes the channel and reduces the system ber to satisfy the urgent test task requirements
根據建立的通道模型，結合彈頭出黑障到觸地時間短的特點，探索一種實現簡單、靈活、快速的自適應均衡模型以及演算法的dsp實現技術，對現有的再入遙測通道進行補償和均衡，降低系統誤碼率，以滿足緊迫的測試任務需要。分享友人