軟片環 的英文怎麼說
中文拼音 [ruǎnpiānhuán]
軟片環
英文
film ring-
According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。Additionally, it has utilized the harvest of the diffluent and confluence cross experiment made by beijing university of technology, which has enhance the application of the software and be of innovation
同時,軟體利用了北京工業大學建築環境與設備實驗室多年來在帶調節拉桿閥片的合流及分流四通局部阻力系數的實驗研究成果。這一點,將擴大了軟體的工程應用范圍。Standard test method for environmental resistance of aerospace transparencies
航空航天用透明軟片的環境適應性標準試驗方法With argumentation and comparing the difficulty of developing in different ways, in multimedia communication the terminal make up with mpeg - 4 encoder and decoder based on vw2010 chip, main controller based on x86 core and pc compatible stpc soc chip, ethernet adapter based on rtl8139. and this hardware platform can run linux operation system. the following works are done by auther. 1. participate in designing the project of multimedia terminal
經過論證和比較,權衡了開發難度和系統性能,在多媒體視頻會議終端設計中採用了基於x86內核片上系統晶元stpc的主控制器模塊,基於vw2010晶元的mpeg - 4音視頻編解碼器模塊,基於rtl8139晶元的10m / 100m以太網適配器模塊的硬體架構,主控制模塊運行linux操作系統,作為多媒體終端的軟體運行環境及軟體開發環境。The informatization of agricultural higher education calls for the harmonious development of software and hardware
農業高校教育信息化應有全面地協調發展的觀點,從片面的硬體環境建設,到硬體環境與軟體資源構建並重。The design of high - voltage circuit based on pwm technology is briefly described. the closed - loop current control theory using analog instruments is fully discussed, followed which is that using digital instruments. it is an important part that the hardware and software design of the single chip - two arms and two chips - two arms current control circuits with a new chip applicable to digital current control system
簡單介紹了基於開關電源技術的高壓電路設計;詳細講述了模擬穩流電源的閉環穩流原理,並在此基礎上討論了利用數字電路實現穩流的原理及可能性;選擇出適合數字穩流系統的新型晶元,完成了單片雙路穩流系統、雙片雙路穩流系統的軟硬體設計;給出了一種簡單易實現的比例?積分控製程序。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。This paper analyzed the shortcomings of the temperature control system of the primary resistance furnace used to make soft magnetic ferrite rings, and introduces a technology using chip microprocessors 8031 to improve the temperature control system of the primary resistance furnace
摘要分析了電阻爐原溫度拉制系統用於燒制軟磁環時存在的不足,提出了採用8031單片機對原溫度控制系統進行改造。As the results, more and more serious requirements were raised to the nuclear data acquisition and control system. in order to meet these requirements and to support the advanced study of the interaction between clusters and materials, a key project supported by china national science foundation, we have done the study of the data acquisition and control system for the clusters characteristic in detail, and employed single - chip microcomputers and pc computers to compose a large scale data acquisition and control system. the composition mode of this kind of system and the distribution of tasks, the acquisition and control circuit units based on single - chip microcomputers, the real - time communication methods and the software composition under the windows 98 were also discussed in detail
針對這一問題並為了保證國家自然科學基金重點項目「荷能離子團簇與介質的相互作用」等前沿研究課題的進行,本論文對團簇研究中的數據獲取和調控問題進行了詳細研究,提出了以pc微機和集群式單片微機為主構成的團簇特性研究用分散式多通道數據獲取和調控系統的方法;詳細討論了這種系統的最佳組成模式、任務分配、單片微機數據采控單元、系統內實時通訊網的建立和windows環境下系統軟體的編寫等硬軟體問題。The operation principle of the parking equipment and the key points of software and hardware design of the control system are presented
介紹了垂直循環立體停車庫的工作原理及其單片機控制系統的軟、硬體設計要點。At the same time, we mainly design the hardware and the software of the two control systems. the high quality singlechip of at89c2051 and at89c51 are used as the main microprocessor of the control system. using digital method achieved the speed adjustment and the close - loop speed control which ensure the accuracy of speed adjustment and the speed stability at a def inite speed range
同時就兩套無刷直流電動機控制器的硬體電路和軟體程序問題進行了重點工程設計,採用了高性能的at89c2051和at89c51單片機作為微處理器,用數字軟體技術對電機進行調速和轉速閉環控制,使電機在一定范圍內能夠進行精確調速和速度穩定控制。The experimental investigations were first conducted on diesel spray wall - impingement mixing process with or without a bump on a flat wall and in a combustion chamber by means of plif method in the self - made constant volume combustion spray simulation set - up which can reproduce the typical working conditions and high - pressure fuel injection of modern diesel engines. the simulation computation of a cfd code about them was then carried out
首先在自行研製的、可以模擬現代柴油機典型工作環境及高壓燃油噴射特性的定容燃燒噴霧模擬裝置上用片狀激光誘導熒光法( plif )對平壁上、燃燒室內不設置和設置bump的柴油噴霧撞壁混合過程進行了試驗研究,然後又用cfd多維數值分析軟體對其進行了模擬計算。In the part of the software design, the whole working process of the instrument is described in detail, and that how to realize software phase - locked loop and full period vibration sampling using 68hc12 are also detailed in this part
硬體電路設計部分詳細說明了儀表電路結構及工作原理;軟體設計部分則論述了整個儀表的工作過程,其中包括如何利用68hc12單片機實現軟體鎖相環和現場數據的整周期采樣。To overcome the drawbacks in the weight and cost of the antenna with the corrugated soft surface, a new patch antenna with patch rings is designed
( 3 )首次研究了一種新的平面圓環結構的軟表面型電磁(光子)晶體貼片天線。From aspects of the principles and components of the water - supply system, the configuration of the water - supply system, and the pipeline pressure detecting equipment, etc., this paper introduces the design of the software and hardware of a new - type multifunctional constant - pressure water - supply system composed by the one - chip computer and converter
從供水系統的原理及構成、供水系統的配製、管網壓力檢測裝置等方面,介紹了一種由單片機與變頻器組成的新型多功能變頻恆壓供水閉環自動控制系統的軟硬體設計。In this paper, a image processing method has been presented, with this method mean temperature of testing object can be arrived at from infrared picture and the interior temperature gradient of the test pieces in the situation of transient heat transfer can be got. unsteady - state heat transfer mechanism of wall has also been studied in this paper. on the basis of theoretical analysis and experimental study we can get such conclusions : infrared testing of energy conservation of buildings is rapider and more accurate than heat - flow meter method which is popular at present ; heat transfer mechanism in the situation of unsteady - state heat transfer has been analyzed through experiment ; the interior layers ’ temperature of the test pieces ascent in company with
本文在理論分析和試驗研究的基礎上得出以下結論:本文研究的紅外檢測建築節能的方法比目前存在的熱流計法更快速、更準確;用試驗分析了墻體在非穩態傳熱情況下的傳熱機理;試件各層溫度隨著受熱面環境溫度的上升而上升,只是上升的程度不同,響應時間不同,這是由於試件內部有一個蓄熱過程;通過傳熱理論和建築熱工計算推導出了非穩態傳熱情況下的傳熱系數的計算公式;本文用matlab進行紅外圖片的處理,進而得到被測物的平均溫度;用數據處理軟體擬合溫度熱流。With the help of ansys software, the vibration characteristic of blade - disc coupling structure was calculated and analyzed using cycle analysis method
並採用ansys軟體,使用循環分析方法對某葉片輪盤耦合結構的振動特性進行了計算分析。This thesis aims at changing the research views in following aspects : regional single industry development strategies should be taken place of by regional spanning sectors or industry value - chains division economy development strategies ; establishing an innovation network in which enterprises cluster is the core and government and research institutes are supplementary ; utilizing inter - firm innovation networks to integrate dissociated independent firms ; changing the attitudes toward small and medium firms and fostering a comprehensive firms clusters which not only dedicate efforts to large firms ; accelerating traditional and high - tech industries development together instead of only emphasizing on high - tech industries ; regarding the hard environment and soft regional innovation environment equally important
本文試圖將區域研究的視角實現以下轉變:區域中單一產業的發展戰略應轉到跨部門或產業內的價值鏈分工活動的發展;從政府立場轉到以企業群為核心,政府機構和科研機構為輔的創新網路;利用企業創新網路,實現從游離企業個體的疊加轉到企業無形的集成;從片面強調培育大企業集團轉向促進大中小企業形成生命共同體;從片面強調產業的高度化轉向傳統產業群和高新技術產業群的共同發展;從片面強調硬環境轉向營造區域創新軟環境。The paper introduces a practical single - chip synchrocontroller by photoelectric drop ring, expounds photoelectric detection, designs and tests of the controller hardware and software
摘要介紹了一種實用的單片機光電垂環控制器,闡述了光電垂環檢測,控制器硬體和軟體的設計及調試。This dissertation delivers ecu hardware design scheme and discusses its feasibility ; designs ecu hardware circuit based on mcu, including ecu input and output signal processing channel, and the emigration of c / os embedded real time operating system on mcu lpc2292 ; designs fuel injection control project software procedure, and simulate it. it implements the open loop control of air fuel ratio under part of the motor working condition
在充分進行可行性論證的基礎上,完善了ecu的硬體設計總體方案;設計了基於單片機的ecu硬體單元電路,包括ecu的輸入、輸出信號處理通道以及c / os嵌入式實時操作系統在lpc2292單片機上的移植;設計了燃油噴射控制項目的軟體流程;最後通過模擬模擬,實現了發動機部分工況下的空燃比的開環控制目標。分享友人