模式選擇電路 的英文怎麼說
中文拼音 [móshìxuǎnzháidiànlù]
模式選擇電路
英文
mode selection circuit- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 選 : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
- 擇 : 擇動詞(挑選) select; pick; choose
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 模式 : model; mode; pattern; type; schema
- 選擇 : select; choose; opt; election; choice; culling; alternative
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits
在子電路設計中,作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。These character based on sichuan power network ' s practice operation experience, in allusion to the config of the carrier wave protection in bypass breaker operating, through the study of protection ' s typical config : one side lfp - 902a, one side csl - 101a, proceeded comprehensive act module test, noted plenty of first hand test data and wave picture, proceeded detailed theory analyses, plenitude demonstration atresic type carrier wave distance protection when twain side atresic type logic is not completely same, basically can fill power network ' s requirement to relay of reliability selectivity speedly and sensitively
本文結合四川電網的實際運行經驗,針對旁路開關代路運行時的保護配置情況,通過對旁路代路時保護典型配對組合:一側lfp - 902a ,一側csl - 101a的保護配置情況的深入研究,做了全面的動模試驗,記錄了大量的第一手試驗數據和波形,進行了詳細的原理分析,充分驗證了高頻閉鎖式距離零序保護在兩側閉鎖式邏輯不盡一致的情況下,基本能夠滿足電網對繼電保護的可靠性、選擇性、快速性以及靈敏性的要求。Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits
文摘:介紹了一個基於標準單元布圖模式的電源線/地線網路的輔助設計集成工具.它應用了一系列高效的演算法,為用戶提供了電源線/地線網路的設計、優化和驗證的功能.非線性優化技術、分枝定界演算法和不完全喬萊斯基分解的預優共軛梯度法是該工作的三個主體部分.用戶可以選擇使用非線性規劃的方法或者幾種分枝定界方法來滿足他們對于精度和速度方面的不同需求.實驗結果表明,文中所提供的演算法可以在很快的運行速度下實現更低的布線資源佔用.因此,在這些有效演算法基礎上實現的輔助設計工具具有處理大規模電路的能力Professional lavel 24 bit dsp reverberation echo clrcie 4 types of singing mode cound be selected
專業級24bit數碼dsp混響回聲電路,四種演唱模式可供選擇。Designed the dual - loop control circuit based on optimized psm, which realize to select the suitable duty ratio to make output stable by utilizing voltage and current feedback loops
3 )設計基於優化psm調制模式的雙環控制電路。採用電壓、電流雙環路控制,根據負載情況選擇合適占空比來實現穩壓。The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance
爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算,其計算結果與電科院所作現場試驗進行了比較。For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described
在總線電纜的安裝方面,著重討論了電纜的選型原則、安裝方法和抗噪防擾措施;在安全保護設備安裝方面,介紹了總線系統中本質安全的概念、安裝方法、兩種供電方式(實體概念和fisco模型)下設備的選擇與安裝以及總線系統浪涌電壓的保護和設備安裝方法;在網路元件的安裝方面,主要列舉了通用終端器、中繼器、鏈路設備、總線電源及其阻抗模塊等的選擇、安裝和集成方法,為總線系統的安裝提供了可以借鑒的實用經驗。Also from waveform polynomials of sequential circuits, a precise clocking method based on multiple - period sensitization is presented. a novel noise estimation method based on boolean process is first presented in this paper, using transition numbers to describe noise effects. then combined with the selection method of long sensitization paths based on waveform sensitization, a test generation approach that could generate the noisiest sensitization waveforms for long sensitizatizable paths is presented
為了適應超深亞微米電路測試的要求,本文建立了一種新的基於布爾過哈爾濱工程大學博士學位論文程論的邏輯級噪聲預測模型,用波形多項式描述的同時發生的跳變數來預測l卜足聲大小,並生成能產生最大跳變數目的輸入波形;然後同基於波形敏化的長敏化通路選擇法相結合,形成一種能產生最大噪聲效應的敏化測試波形生成新方法。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。The third of the paper finished several stations setting of the it - mm baoji locomotive section and analyzed their functional demand, finished the design of the network including integrating several factors, conformed network - running mode and selective protocol, and analyzed their security and dependability
論文第三章完成了寶雞電力機車段的各站點設置及其要求功能的分析,綜合各方面要素完成了局域網的設計,並且確定了網路運行模式和所選擇的協議以及對安全性及可靠性的分析。Cool wall wizard dreaming to automatically download various colors wallpaper to work intensely all day into your computer, no longer feel monotonous and boring ; extremely rich in the network wallpaper, the 12 classification, support manually download new wallpaper ; intelligent frame rapid trimming technology, adaptive various popular display size ; timing can be manually or replacement of desktop wallpaper, different timing of the transformation also supports random transform mode ; circle player in the process, support the insertion of local wallpaper, wallpaper and local networks of pictures that turn ; to hide / show desktop icons, wallpaper and user - friendly viewing ; since the launch set to boot, the first time you gave surprise ; cool wall wizard provide three kinds of styles console skin ( white fashion, classic black, gray and elegant ) ; wallpaper borders can set the color to the background transparent desktop text
雪狐酷壁精靈自動下載各類絢麗的壁紙,讓整天對著電腦埋頭工作的你,不再感到單調、無聊;極豐富的網路壁紙庫,十二大分類,支持手動下載新壁紙;智能邊框快速切邊技術,能自適應各種流行的顯示器尺寸;可以定時或手動更換桌面壁紙,提供不同變換時間的選擇,還支持隨機變換模式;循環播放過程中,支持插入本地壁紙,實現網路壁紙和本地圖片的交替顯示;可隱藏/顯示桌面圖標,方便用戶觀賞壁紙;允許設定開機自啟動,第一時間就給你驚喜;酷壁精靈提供有3種風格的控制臺皮膚(白色時尚、黑色經典、灰色典雅) ;還能設置壁紙邊框的顏色,讓桌面文字的背景透明。Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts
從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代電流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間電流模式低通、帶通濾波器;電流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流模式雙二階通用濾波器;設計了基於多輸出端ftfn的電流模式二階通用濾波器電路;通過數字化開關選擇的基於fbftfn的電流模式通用濾波器;設計了基於最少個數電流緩沖放大器(兩個cdba )的多功能通用電流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬(信號流圖法)和反饋設計(跳耦法) 。As to the model of stock index futures in china, regulatory system can adopt the model of china securities regulatory commission - china futures association - future exchange. comprehensive, brokerage, self - trade member can become the clearing member of stock index futures exchange, which has its clearing house. institutional investors are the majority in stock index futures market
我國股指期貨市場的模式選擇主要有以下幾個方面:監管體系採用中國證監會?中國期貨業協會?期貨交易所三級管理模式;股指期貨交易所會員分為綜合會員、經紀會員以及自營會員三類;結算制度採用交易所下成立結算所,每個會員均為結算會員;交易主體在初始階段可確定為各類機構投資者,限制個人投資者過多參與市場;交易模式採用電子交易方式,實現股指期貨交易的電子化和網路化;市場布局應選擇在期貨交易所上市。Through theoretic reckoning and simulating analyzing, several control strategies for shunt apf were compared and chose ip - iq arithmetic of the instantaneous reactive power theory control strategy as the right scheme to produce the instructing current. based on it, some new control arithmetic was subjoined to suppress the resonance in system and balance the dc side capacitor voltage. two topologies of main circuit were compared and chose the three - phase voltage - source converter with a split - capacitor as its main circuit structure
通過理論計算和模擬分析,比較了並聯型apf的幾種控制策略的優點和缺點,從中選擇瞬時無功理論控制策略i _ p - i _ q計算方式為指令電流產生的演算法,並在此基礎上增加了抑制系統諧振和平衡直流側電容電壓的控制;比較了並聯型apf主電路的兩種常見形式,從中選擇了三相電壓型變流器的主電路形式;算出適合該apf的直流側電容和出線電感的參數;設計出能有效消除apf產生的高次諧波的高通濾波器。Entitled exploring online brand choice at sku level : the effects of internet - specific attributes, yanan wangs thesis is a highly creative analysis of the mode of consumer behavior in e - tailing activities. her work is based on sales data generated by www. eguo. com, the most successful online supermarket in beijing. yanan wangs thesis instructors were prof. chan tsang - sing, associate vice - president and chair professor of marketing of lingnan and prof. cui geng, head of lingnans department of marketing and international business
王亞男所發表的論文極具創意,題為試探網上消費者單品sku水平的品牌選擇問題:論網際網路特有屬性的功效exploring online brand choice at the sku level : the effects of internet - specific attributes ,以北京最成功的網上超市www . eguo . com的銷售資料為基本,分析消費者在電子銷售e - tailing活動中的消費模式,是目前中國區包括香港就電子銷售e - tailing所作的首項研究論文導師為嶺大協理副校長暨市場學講座教授The integral structure of system are analyzed, and a scheme based on dsps processing board + mcu control board are put forward firstly, following design difficulties and relevant measures. every modules of dsps board are described in details, including chips selection, implementation manners choice, interface and time sequence match and etc. compared otsu single threshold segmentation with multi - threshold segmentations, the latter are preferred to perform the object identification in hardware designed by author. combined to like background rejection, morphology expansion and etc. steps, the paper gets the length of queue ; finally, a - b united control and area united control based on can bus are designed
首先分析了系統的總體結構,提出了一種基於dsps處理板+單片機控制板的信號機實現方案;在此基礎上,重點介紹了處理板模塊化的硬體電路設計,其中考慮了晶元的選型、實現方式的選擇、工作機制、時序匹配等問題;之後,分析了otsu單閾值目標識別和多閾值目標識別的效果,重點選擇後者在硬體電路板內對圖像進行了目標識別的演算法處理,結合背景的剔除、形態學膨脹等幾個減小誤差的措施,對車輛排隊長度進行了較為精確的提取;最後在控制板上完成了干線a - b信號聯動控制和基於can總線的區域聯網控制的通訊方案設計。With the strong dsp as the control unit, the design of main circuit structure is provided, and the control policy for the main circuit loop, the tuning of the triggering angle for thyristor are given
在具體的系統實現中,變換器主迴路選擇環流控制方式,採用高性能dsp作為模糊控制核心,通過加權平均判決的模糊決策演算法對變換器主迴路晶閘管的觸發角進行調制,從而有效控制輸出電壓波形。The fourth part is about the development and tactics on ec in pharmacy enterprises, it states the general rules and logical process on ec ; meanwhile, it also gave out the tactics on developing ec for pharmacy enterprises to do so. it includes, the choice tactics on ec mode, tactics on connecting with the internet, tactics on designing the web page, developing tactics on web sites of b2b commercial mode, choice tactics on methods to resolve ec, commercial tactics and internet advertisement on mid - small pharmacy enterprises, e - mail marketing, crm ( consumer relationship management ) and investigation in internet, etc. the fifth part is the conclusion
闡述了我國醫藥企業開展電子商務活動的總原則和基本發展階段以及電子商務開展的一般邏輯步驟,同時給出了醫藥企業在電子商務開展過程中的策略,包括:電子商務的模式選擇策略,接入internet的策略,網頁設計策略, b2b醫藥商務模式的網站開發策略,電子商務解決方案的選擇策略,中小型醫藥企業的電子商務策略和網路廣告、 e - mail營銷、客戶關系管理及網路調查等醫藥企業網路營銷策略。" our services will be a world first and will place power in the hands of the viewer, " said ian livingston, the chief executive of bt retail. " no longer will customers be reliant on tv schedules. from next year, they will be able to watch what they like when they like.
英國電信公司表示,相信這種「網際網路電視」將徹底改變看電視的傳統模式,英國電信公司零售總經理利文斯通說: 「我們是世界第一家推出『網際網路電視』的公司,這項業務把選擇的權力交到了觀看者手中。At last the paper gives the design of experiment circuit, which includes hardware design and software design. the paper illuminates the working mode of compactflash card and the startup circuit and clock circuit of tms320vc5402 in hardware design
在硬體設計中說明了cf卡的工作模式選擇和tms320vc5402的時鐘電路、啟動電路,以及設計中應注意的事項,給出實驗電路原理圖。分享友人