數據公路單元 的英文怎麼說

中文拼音 [shǔjùgōnglùdānyuán]
數據公路單元 英文
highway unit
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 公 : Ⅰ形容詞1 （屬于國家或集體的） state owned; collective; public 2 （共同的;大家承認的） common; gen...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 數據 : data; record; information
  1. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法，並考慮擴底樁的「拱效應」特點引入了有效樁長的概念，最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析，得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例；本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  2. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上，將通信理論中的直接序列擴頻技術（ dsss ）用於解決低壓電力線通信的干擾問題，主要研究內容如下： （ 1 ）用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析，分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析，驗證dsss技術在本系統中的可行性； （ 2 ）由dsss技術對濾波系統的要求，根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路； （ 3 ）用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路，構造出低壓電力線載波通信系統，並採用atmel公司的單片機設計了接收和發射電路的微控制器； （ 4 ）分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗，並對結果進行分析，驗證了dsss技術對干擾信號的抑制作用。
  3. The system is consist of the main data processing board which is based onthe fpga device and fast ethernet phyceiver rtl8201l and a - law pcm data encoder and decorder chip msm7702 - 3, and the dial - up and display board which is based on mcu. the main board would carry out the core task of data processing, such as voice data packing and unpacking, the ethernet frame processing, protocol processing, call processing, etc. the dial - up and display board would carry out the task of display the ip address which is input by consumer and status of network during talk period from the main board, and so on. in the paper the system of lan ip telephone and the tcp / ip protocol is introduced firstly, then the fpga device is stated. after that the fpga - based hardware scheme is introduced in detail in chapter four

    系統以altera公司的acex1k系列的fpga和快速以太網控制器rtl8201l和語音編解碼晶元msm7702 - 3為核心構建了數據處理主板和以單片機為控制器的撥號顯示子板組成。數據處理主板的核心任務，包括語音數據處理、以太網幀處理、協議處理、呼叫處理等。撥號顯示子板則完成通話前的顯示用戶所撥過的ip地址，通話期間網路狀態的顯示等等。
  4. In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying

    本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ，所做的研究工作主要在以下三個方面：一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料，分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律；二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上，探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法，並推薦了相應的計算公式；最後，在吸取近年來對灌注樁后注漿技術研究成果的基礎上，結合現場試驗研究結果，分析了該項技術在昔格達巖層中的應用效果，提出了相應的參數選取，從而為壓力灌漿技術的工程應用和進一步研究提供經驗，並為今後在該地層中合理選用樁型以及指導施工提供了依據。
  5. Secondly, in view of the limitation and shortage of traditional simulation of finite element approaches for bolt, a new composite grouted bolt element including nonlinear contacting relation will be built based on the above study of the mechanics mechanism of fully grouted bolt. then, an elastic - plastic finite element program will be developed for the analyses of tunnel stability, in which the composite grouted bolt element and nonlinear finite element analysis method will be used ; the patterns and the affect of main design parameters on the support effect of bolt will be analysed using the program, and conclusions of guidance importance for tunnel support design will be drawn. finally, simulation compution for the excavation and support of a highway tunnel will be made out using the above production, and the method of application of the program will be discussed ; analysis of the deformation, stress and distribution of plastic range will be done, and rational support plan will be worked out, which is of guidance importance for tunnel support design and the thery and technique of fully grouted bolt used in tunneling will be perfected further

    首先，本文在綜合分析隧道穩定性影響因素及失穩破壞模式的基礎上，對全長粘結式砂漿錨桿作用力學機理進行了深入研究，為全長粘結式砂漿錨桿的有限元模擬分析奠定了基礎;其次，針對傳統錨桿有限元模擬方法的局限性與不足，在上述全長粘結式砂漿錨桿作用力學機理研究基礎上，建立出能反映界面非線性粘結的新型復合砂漿錨桿有限單元模型;然後，運用上述復合砂漿錨桿單元模型，引進非線性有限元分析手段，開發了隧道支護穩定性分析的有限元程序，並就全長粘結式砂漿錨桿的型式與設計參數對支護效果的影響進行了深入探討，得到了對隧道支護設計具有指導意義的結論;最後，運用本文研究成果對某公路隧道工程實例進行了開挖與支護的模擬計算，探討了其應用方法，並就隧道變形與應力及塑性區分佈規律進行了分析，從而提出了合理的支護方案，為隧道支護設計提供了參考依據，完善了隧道全長粘結式砂漿錨桿支護的理論與方法。
  6. Firstly in this part, computer simulation methodology based on the baecher model for generating network of discrete fractures was presented, which includes the follow details : probability distributions of fracture density, orientation, trace length, size, and aperture and estimation of their statistical parameters ; stochastic models of fracture network ; monte - carlo ' s simulation method ; numerical simulation procedure and technicality. then, boundary element method was used to calculate flow through the generated fractured network. assuming single fracture as a two - dimension inexpressible isotropic porous media, boundary element method equations for flow in single fracture and then in fracture network were derived using the weighted residual method

    給出了離散裂隙網路模型所依據的基本假定；發展了基於baecher模型的離散裂隙網路計算機隨機生成技術：詳細地推導了單裂隙滲流和多裂隙相交網路滲流的邊界單元法公式，發展了離散裂隙網路中穩態滲流的邊界元數值技術，並且討論了相關的具體數值技術細節，如角點的處理方法，單元的自動剖分等：描述了混合邊界元?管流模擬方法及其數值實現；研究了裂隙網路的簡化方法，並針對裂隙網路邊界元法的特點提出了一種改進的分塊三角分解法。
  7. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  8. This paper aims at the request of distribution automation and the disadvantages of existent ttu products and puts forward a scheme of ttu design : dsp ic tms320lf2407a of ti ltd. is chosen as a controller because of its high performance ; a three - phase power / energy ic developed by sames ltd. is used as a measure module to simplify the hardware circuit and software program ; the embedded modem and rs485 / rs232 mode communication interfaces are designed to make the data transfer more flexible and effective ; the 101 communication protocols of international electric power standard are adopted to improve its compatibility

    本文針對配電自動化的要求及現有ttu產品的不足，提出了一種基於dsp的配電變壓器遠方終端單元的研製方案：微控制器選用ti公司高性能定點dsp晶元tms320lf2407a ；使用sames公司推出的三相電能計量晶元sa9904a作為測量模塊，簡化了硬體電路和軟體編程；採用siliconlaboratories的嵌入式modem 、 rs485 rs232等多種通信方式，使數據傳送變得靈活、高效；為了提高設備兼容性及通用性，通信協議採用國際電力標準101規約。
  9. It is the first time that driving chip used by pdp is applied to the fed panel. by adopting the new ic and the novel driving method, the developed grey scale modulator achieve high flexbility, stability and high integration. the circuit system includes cyclonetm fpga from altera and stv7610 from st microelectronic. with the capability of generating two kinds of modulating waveform, it has the advantages of flexible configuration, high display - quality, high integration and low cost. fpga design is based on the quartus platform. data transforming and the system controlling are achieved by using single fpga

    基於altera公司cyclone系列fpga和st公司stv7610驅動晶元設計的fed顯示器的灰度調制電路系統可以支持兩種調制波形，具有配置靈活，顯示性能好等優點，其集成度為原有系統的三倍，且造價更低廉;基於quartusii軟體平臺進行了fpga的系統開發與優化，採用單片fpga完成了全部的數據轉換和系統控制功能， fpga的可編程特性使系統的設計具有充分的靈活性和可擴展性。
  10. The system properties of single - loop system, such as velocity, torque, bifurcated power, transmission efficiency are researched deeply using theoretical analysis and numerical computing, and gives new methods for designing which according to the design parameter a and combine with the system diffluent coefficient q and the ratio of x, p cell transmission. so the theoretical expressions for designing this kind of transmission is established. the design parameter a is put forward as the ratio of confluent power and the input power of single - loop system

    通過對單環路系統的運動學和動力學特性、功率流特性、傳動效率特性等所進行的理論分析和數值計算，提出了以單環路系統主支路功率大小與輸入總功率的比值為關鍵設計參數的設計新方法，並結合系統的功率分流系數q和各組成單元的傳動比，得到了單環路系統的速度、力矩、功率流、傳動效率等計算公式，為該種傳動類型的設計提供了必要的理論依據。
  11. On the premise of summarizing former contributions in the field, and considering the universality of the cylindrical space with circular cross - section in industry, the author develop a novel ofpt structure, on which the design theories, numerical simulation, design of experimental system for plane structure, preliminary experiment and design of applied space structure are presented. the main contents of the thesis are that : put forward the novel ofpt pixel distribution and plane - light - path design theories and their empirical formulae. the numbers of the ofs units and their emitting rays can be decided by the requirements of image - reconstructed resolution and the size of the center unmeasured region

    本論文在總結前人工作的前提下，充分兼顧了工業中具有圓形截面的圓柱形容器或管道普遍存在的事實，提出了一種新型的光纖過程層析成像結構，並從理論設計方法，具體結構模擬，平面結構實驗系統設計，初步實驗以及空間結構實用化設計、理論分析等方面進行了研究，主要的創新點在於：提出了一種用於工業過程監測與控制的新型光纖過程層析成像結構設計方法，並推導了該方法的經驗公式，該方法主要包括像素分配和平面光路結構設計，可以根據工程應用中圖像重建的解析度和圓形截面非測量區域所佔比例的要求，設計所需傳感單元的數目和傳感單元發射光線的數目；設計了一種新型的光纖過程層析成像結構，並對該結構進行了可行性分析和數值模擬。
  12. 1. on the bases of some basic suppositions, terzaghi ' s one dimensional consolidation and principles of layered summation method, the paper draw the formula which can calculate the embankment of layered filling and take the formula into programme ; 2. building the finite difference model of layered high - stack soil, carrying out numerical simulation of construction sequence, construction velocity, interface element of layer - stacked, the author get the numerical solution

    1利用一些基本假定，根據太沙基一維固結理論和分層總和法的基本原理，推導出來計算分層填築體自身沉降的公式，並編制了程序； 2建立了分層填築高填方路堤問題的有限差分模型，並對分層填築的施工順序、施工速度，界面單元進行了數值模擬，獲得了位移場和應力場的數值解。
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