main bus 中文意思是什麼

main bus 解釋
主匯流排
  • main : adj 1 主要的，主，全，總。2 充分的，盡量的；全力的，有力的。n 1 體力，氣力；力〈僅用於 with might...
  • bus : n （pl busses buses）1 公共馬車；公共汽車；客機。2 〈口語〉汽車，機器腳踏車；飛機。3 【電學】信息...
  1. At the same time, it also illustrates the superiority of this kind of communication by introducing the profibus field bus. take the transformation of focke packaging machine as an example, the main content is as follows : 1st, to analyze the plc control system of s5 series, and determine the concrete functions that the new plc control system hopes to achieve as well as how to achieve the goal through studying the work program of the original one ; 2nd, to demonstrate the advantage of the field bus in the process of digital alternation by introducing the principle agreement of field bus profibus ; 3rd, to achieve each function of the original control system through using siemens ' s plc control system in the design of hardware and step 7 in the software as well as designing and compiling control system of focke packaging machine ; 4th, to use fm455 for controlling temperature not only can meet the system ’ s severe request for temperature and efficiently avoid many demerits of the temperature control instrument but also can bring convenience for operation and maintenance ; 5th, to use the intouch configuration software to compile monitor and control program can accomplish the goal for real - time surveillance and control of the production line, while setting some parameters can provide a powerful alarming function

    以改造focke包裝機為例，主要內容如下: 1 、通過熟悉原有控制系統的工作流程，分析了原s5系列可編程邏輯控制器的控制系統，確定新的可編程邏輯控制器控制系統需要實現的具體功能以及其實現方法; 2 、在本系統數據交互中，通過介紹profibus現場總線原理協議，論述了現場總線在工業通訊中的優點; 3 、下位機硬體設計上使用西門子可編程邏輯控制器控制系統，軟體平臺採用西門子step7 ，設計和編制了focke包裝機控制軟體，實現了原有控制系統的各項功能; 4 、本系統對溫度要求嚴格，採用溫控儀表控制溫度不能滿足系統要求，而且溫控儀表操作和維護都不方便，因此採用fm455溫度控制模塊進行溫度控制，滿足了系統對溫度的要求，同時又有效地避免了溫控儀表在操作和維護上的缺陷; 5 、在監控系統上，使用intouch組態軟體設計了系統的監控界面，從而實現了對生產線的實時監控，並且可以通過界面設置系統的一些參數，同時提供了較強大的報警功能。
  2. The development of fieldbus technology made lonworks field bus outstanding in all kinds of fieldbus. this paper simply introduces some kinds of common using fieldbus and the important position and influence of lonworks fieldbus in all kinds of fieldbus, carefully describes the technology core of lonworks technology, puts great emphasis on the introduction of the development and design of public security node of intelligent district which adopts computer, communication and control technology, carefully designs the interfaces of hardware circuits. the public security node of intelligent adopts 8031 single chip as its main processor to complete the application program of user, which mainly collects, process and control all kinds of field signal, and neuron chip 3150 as its slave processor to communicate with other nodes on field network, which works under parrel slave a mode

    現場總線技術的發展使得lonworks技術脫穎而出，本文簡要介紹了常用的幾種現場總線的概況以及lonworks技術在現場總線技術中的地位和影響，對lonworks技術的技術核心：神經元晶元、 lontalk協議、 lonworks收發器、 lonbuilder及nodebuilder進行詳盡的描述；重點介紹了集先進的計算機技術、通信技術、控制技術為一體的智能小區安防節點的開發與研製，對節點硬體電路的各種介面進行了詳盡的設計。本文設計的智能小區安防節點採用單片機8031作為主處理器來完成用戶的應用程序，主要負責對各種現場信號進行採集、處理及控制，工作在并行從a方式下的神經元晶元mc3150作為從處理器，主要完成與現場網路上的各節點及中心控制室之間的通信工作。
  3. The geographical position of our factory is superior, lie in the intersection of ningbo century main road & baizhang road, only need 5 minutes by bus to hu - ning express way, the traffic is very convenient

    本廠地理位置優越，位於寧波市世紀大道與百丈路交界處，距滬寧高速公路僅有5分鐘路程，交通十分便利。
  4. Opposite to no. 103 main bus station, xiaomeisha, shenzhen

    深圳市小梅沙103車總站對面
  5. Main xxxs : reciprocating car washer, tunnel car washer, brushless high - pressure car washer, drench cleaning line special for auto production line, bus washer, professional engineering mechanical cleaner, train washer, sewage circulation purification equipment and so on

    主要產品類型：往復式洗車機，隧道式洗車機，無刷高壓洗車機，汽車生產線專用雨淋清洗線，巴士洗車機，專業工程機械清洗機，火車清洗機，污水循環凈化設備等系列清洗機械。
  6. Main products : reciprocating car washer, tunnel car washer, brushless high - pressure car washer, drench cleaning line special for auto production line, bus washer, professional engineering mechanical cleaner, train washer, sewage circulation purification equipment and so on

    主要產品類型：往復式洗車機，隧道式洗車機，無刷高壓洗車機，汽車生產線專用雨淋清洗線，巴士洗車機，專業工程機械清洗機，火車清洗機，污水循環凈化設備等系列清洗機械。
  7. With its new frame. modern technology, complex information dispose and unique control mode, it embodys an idea which is information centralized and control decentralized. its main advantage is system open and interchange and its frame is so simple that it can decrease producative. cost and maintenance load. as it is a new technology, there are different kind databus standards which adapt to different control area. this papaer firstly introduces field bus ' sframe work, function, type, compares distributed control system and field control system. then it focuses on introducing can protocol and can control chip sja1000 and can interface chip 82c250, at last, it introduces how to set up a typical automatic control model based on can. this model can be used in practical industrial control area and management area by appropriate change

    由於現場總線是一門新技術，有各種不同的總線標準和總線形式，它們適用於不同的領域，本論文首先分析現場總線的體系結構、功能、類型，比較集散控制系統與現場總線控制系統的區別，然後集中論述了其中的一種現場總線? ? can總線（ controllerareanetwork ） 。介紹了它的協議規范，並且介紹了現在比較流行的can控制器晶元sja1000和can介面晶元82c250 ，並在此基礎上，組建了一個典型的基於can總線的自動化模塊控制模型，把這個模型進行適當的改動就可以用於實際的工業控制領域和管理領域中。
  8. In the fourth chapter, we consider the effect of bus stations on traffic flow. by numerical simulations, we attain the idea results. in the fifth chapter, a multi - speed ca traffic flow model on the one - dimen - sional urban main road on the control of traffic lights is proposed to simulate the traffic under the open boundary conditions

    最後，建立一個交通燈控制下城市主幹道單車道多速元胞自動機交通流模型來模擬在開放性邊界條件下現實城市主幹道交通的車流運動，通過延遲來調整交通中紅綠燈對主幹道車流量的控制，並研究了在交通燈延遲控制下綠信比、交通燈個數對主幹道交通流的影響。
  9. The software includes the program of communication with a stand - alone module, of the identification code returned from a stand - alone module, of opening / closing door, of display, of identification the key number, of reading / writing device by i2c bus. the main function of fingerprint menjin system used for the safe is to open door by fingerprint

    軟體主要由與指紋識別模塊的通訊程序模塊、指紋識別模塊返回代碼識別程序模塊、開門模塊程序模塊、關門程序模塊、顯示程序模塊、鍵盤鍵號識別程序模塊、按i ~ 2c總線協議對時鐘晶元和串列e ~ 2prom的讀/寫程序模塊等模塊組成。
  10. At present, the main products for the rural using are two series lck6605d. lck6607d, covering several products, all the products adopted high and medium grade bus body technology, with the fashionable design and roomy interior space, pay more attention on the bus performance

    目前，已受自治區公安廳委託，為其開發生產9 m系列及6 m系列考試用車，這批車的開發和生產也將為自治區各駕校提供適宜的教練車。
  11. The main content is design of digital man - machine interface system, a speed regulating system of good stabilization and dynamic performance ; software for appraising the performance of wire feeder. the first, a digital man - machine interface system using at89s8252 singlechip is designed. the system uses sd7218a keyboard / display chip with serial bus interface

    首先，人機交互系統選用at89s8252為核心控制晶元，選用具有串列總線介面的sd7218a鍵盤/顯示晶元完成了數字化人機交互系統軟、硬體設計;採用rs - 485總線實現主控系統和人機交互系統的數據交互;系統採用數字編碼器和鍵盤配合的方式實現焊接參數的選擇和設定，同時還具有最優參數存儲、調用等功能。
  12. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  13. This software system of chip simulation ' s main function is simulate the main logic circue chips, 8088cpu, memory, registers, data _ bus, address _ bus, control _ bus and other chips. this function is based on the object - oriented technology, construct the chip object by the chip classes that we defined. because this system need to simulate the detail function of computer hardware, so this system simulate the 8088cpu ' s order system, support the basic compile languages. one of the feture of this system is the simulation of a static memory, the room of the memory can be configured by testers from 1k to 64k

    由於本系統在模擬過程中需要完全模擬計算機硬體的工作原理，因此本系統還模擬了8088cpu的基本指令系統，支持基本的匯編指令，在實驗過程中可以由實驗者輸入相應的匯編指令以執行操作，並查看各晶元器件的引腳參數變化情況。本系統模擬的一個特點是動態模擬了存儲器的大小，存儲器容量可以由實驗者根據需要自己設置，范圍從1k到64k 。
  14. Take the green subway line l. 3 and get off at plaa catalunya. estaci del nord main bus station

    從長途客運北站estacio del nord主要長途大巴車站
  15. Soft - bus is a common platform of application which is designed for the convenient integration of components by using component / architecture and main - bus technology

    軟體總線是運用構件/架構技術和總線技術設計的便於構件集成的一個應用系統通用平臺。
  16. The pci bus, with outstanding characteristics, has broken this bottleneck and become the main bus in the computer

    Pci局部總線的引入，打破了數據傳輸的瓶頸，以其優異的性能成為微機總線的主流。
  17. In my thesis i introduce rcm to the power plant of tai ping shao. after analyzing the main bus and the power units of the plant, by means of lta, i bring forward the way of maintenance to every equipment

    在系統的分析電廠的主接線與發電機組的故障模式與後果分析后，利用邏輯樹（ lta ）分析，在保證各系統功能的前提下，合理的建議了主接線中的電氣設備和發電機組中各設備的檢修方式。
  18. The intelligent box - type substation is covered by zinc. the main bus is located in a room, separated with the lokv switchgear

    文中所述智能型箱式開關站，其外殼型鋼經過熱鍍鋅處理。
  19. Enjoying mixing with other students in pleasant accommodation 30 minute from the station and close to all main bus routes

    與其它學生一起，在宜人的鋪位上，享受從駐地到到各大站線的路途。
  20. With the limits of the bandwidth of isa bus, it is difficult to perform the high - speed data transmission. pci local bus, with the outstanding capability and excellent adaptation, has resolved this problem and become the main bus in the computer. the development of data acquisition system based on pci bus has taken the lead of the high - speed data acquisition

    傳統的數據採集系統是基於isa總線設計的，但由於isa總線帶寬的限制，無法滿足高速數據傳輸的要求， pci局部總線的引入，打破了數據傳輸的瓶頸，以其優異的性能和適應性成為微機總線的主流，基於pci總線的數據採集系統是高速數據採集的發展方向。
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