測微機構 的英文怎麼說
中文拼音 [cèwéijīgòu]
測微機構
英文
micrometer mechanism-
The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。The main computer is programmed under windows, while the assistant computer is programmed under dos. the last, based on the idea of module - structure, the software of the testing system are designed, thus this software system is compatible and transplantable to design again. the experiment of measuring principle is taken : take the xy flat of lathe as the parallel - pole device and adjust the angle of sensor, the rotating - probe can test the felloe mould in scanning way
藉助虛擬儀器的思想,對測控系統進行了設計:採用光柵尺、光電編碼器測量可動部件的運動量,解析度高、誤差小;採用細分驅動的步進電機裝置,控制性能好;系統實施環境溫度的檢測、補償,提高了檢測精度;基於兩級微機組建測控系統:主機為人機界面,採用windows編程,從機用dos編程,實時性好;軟體設計採用兼容性和移植性好的模塊式結構,便於二次開發。This master thesis aims at developing a natural gas meterage, management and remote monitoring system with distributed hierarchy, which is based on the rs - 485 bus and the modbus plus network in pc in the field
本碩士論文致力於研製一套分散式總體結構的基於rs - 485總線和微機上實現的modbusplus網路的天然氣計量管理與遠程監測系統。This paper focuses on the subject of high precision vertical pendulum tiltmeter, and studies deeply a series of problems that involve in high precision capacity micrometry sensor, the mechanical structure of the tiltmeter and its parts, adjusting pendulum and calibration of tiltmeter, and practical application of the vertical pendulum tiltmeter
本文圍繞高精度垂直擺傾斜儀這一主題,對高精度電容測微傳感器,傾斜儀機械本體的結構及其零部件,傾斜儀的調擺和標定,以及垂直擺傾斜儀的實際應用等一系列問題進行了較為深入的研究。Domestic furniture. seating. test method for the determination of the durability of reclining and or tilting mechanisms and operating mechanisms for convertible sofa beds
傢具.座椅.活動沙發床向後靠和或微傾機構以及操作機構的耐用性測定的試驗方法Domestic furniture - seating - test method for the determination of the durability of reclining and or tilting mechanisms and operating mechanisms for convertible sofa beds
傢具.座椅.活動沙發床斜靠和或微傾機構以及操作機構的耐用性能測定的試驗方法According to the characters of the vibration of internal combustion engine and on bases of the theory of active vibrantion control which is carefully analyzed, the corresponding mathematical model suitable for the vibration of internal combustion engine is developed and the fuzzy control techniques are adopted. a new active vibration control system is developed w hich conclude mcu, the key part, and the equipment used to survey the vibrative acceleration of internal combustion engine
本文根據內燃機振動的具體特點,在仔細分析了振動主動控制原理的基礎上,建立了適合內燃機整機振動的數學模型和採用了模糊控制方法,提出了一種新的內燃機整機振動主動控制減振系統,該系統以微控制器為核心,配以測加速度和控制機電轉換執行機構組成。In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。This paper introduces a simple continuous radiation monitoring system, which consists of ionization chamber detector, pc and a counter
摘要介紹了一種簡便的連續監測系統,它由電離室探測器、微機及其內插計數卡構成,可用於環境監測。In this dissertation, both single and complex driver - magnifier as a whole body is tested and studied by the tool of ansys for the deep analysis of kinemics, workspace, error analysis and compensation. and the method of helix - mechanism is induced to study the model accurately
本文利用ansys工具對智能並聯微執行器驅動機構的柔性鉸鏈進行了分析與模擬,為並聯微操作機器人整體性能測試及分析,即微執行器的位置空間、運動學、誤差補償提供了基礎。An innovative bridge structure design for micro - cmm
一種微型三坐標測量機橋架結構的新型設計This paper has introduced the design of the instruction mechanical system, servo control system and image collection and processing system of the automatic tester for dial gauges in detail. it is illuminated that the step motor with the card of i / o and the step motor actuator is driven by computer. the step motor drives the surveying rod of automatic tester for dial gauges through the transfer machinery and realizes micro - displacement of the surveying rod
本文詳細介紹了指示表自動檢定儀的機械繫統、伺服控制系統、圖像採集與處理系統的設計,闡明系統是在計算機的控制下,由計算擬通過i o卡、步進電機驅動器,驅動步進電動機,由步進電動機通過傳動機構推動被檢指示表的測桿移動,從而實現測桿的微量進給。The morphology of single cell and the ultrastructure of cell membrane were observed. by means of afm, the ultra - thin sections of murine es cells were investigated in order to make afm capable of gaining the information of the inner structure of cells. in addition, the morphological changes and damaging effect of trichosanthin ( tcs ) on red blood cell ( rbc ) membrane were observed by afm
對原子力顯微鏡( atomicforcemicroscope , afm )的成像技術進行了多方面探索;用afm研究膠原蛋白分子在雲母表面的吸附和自組裝行為;對小鼠胚胎幹細胞和人血紅細胞進行afm成像,觀測單個細胞的形態以及細胞膜的微觀結構;利用afm得到了小鼠胚胎幹細胞超薄切片的高解析度圖像,探索用afm研究細胞內部結構,拓展其應用領域;天花粉蛋白( tcs )和紅細胞的相互作用,利用afm觀察到天花粉蛋白( tcs )和紅細胞相互作用前後紅細胞膜超微結構的變化,據此討論了二者的作用機理。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。The research of macro friction phenomena is a synthetically analytical method based on test. however, in micro world, the friction force and vertical press are all minute, which brings difficulties to test. when high measure precision is required, the resolution and sensitivity will be higher and not easy to obtain
宏觀摩擦現象的研究一直是採用以試驗為基礎的綜合分析方法,對于微摩擦研究,由於微機電系統結構體積比較小,且所測摩擦力和正壓力亦為微小量,這就給微摩擦測試裝置的實現帶來了很大的困難。This thesis is on the basis of analyzing the main technical parameter of the diesel locomotive in detail. directed against the backward state of the original testing equipment, propose and adopt advanced microcomputer technique, and control technology and test detection technique for the testbed go on technological scheme that transform. using the design philosophy of the module ization, carry on the design of soft and hardware to every function module, thus form a microcomputer detecting system of the hydraulic resistance testbed for diesel locomotive
本文在對內燃機車主要技術參數進行詳細分析的基礎上,針對原有試驗設備的落後狀況,提出了採用先進的微機技術、傳感器檢測技術和控制技術對水阻試驗臺進行改造的技術方案,應用模塊化的設計思想,對各功能模塊進行軟、硬體設計,從而構成內燃機車水阻試驗臺微機檢測系統。In the paper we expound the total structure design of the diameter measurement, the working rinciple and overall structure ofthe diameter measurement are introduced, the choose of optics principle, the special optical system which consist f lens, the design of fine mechanics system, and the choose of light to current inversion as well as computer control and data processing system
本論文完成了測徑儀的總體方案設計,並對系統的工作原理和總體結構進行了論述。由f透鏡構成的特殊光學系統的確定,精密機械繫統結構的設計,光電變換及微機控制與數據處理系統的確定,最後對激光在線掃描檢測系統的精度進行了綜合分析。The hardness tester is applicable to measure micro hardness of micro & thin specimen, etc., and determine micro hardness of fraglie materials, such as glass, ceramic, agate, etc., being the ideal hardness testing instrument for scientific research institution, enterprise and quality inspection department to perform research and detection
硬度計適用於測量微小、薄形試件、表面滲鍍層等試件的顯微硬度和測定玻璃、陶瓷、瑪瑙、寶石等脆性材料的顯微硬度,是科研機構、企業及質檢部門進行研究和檢測的理想硬度測試儀器。Since many important microstructural components of bone have dimensions of only a few microns or less, the nanoidentation can be used to investigate the mechanical properties of ostional, interstitial, and trabecular lamellar bone at the largely unexplored micro and submicron level
因為有許多重要的骨組織微結構成分只有幾微米甚至更小,所以在用傳統機械測試方法無法滿足需要時,可以用納米壓痕儀在微米及亞微米水平上廣泛的研究骨單位,骨間組織,小梁骨的機械性能。On the mechanic design of the automatic measurement unit, we use the linear ccd optoelectronic micrometer sensors for automatic - measurement, and we designed wheel disk automatic structure and carry out the automatic measurement of the contact pin ’ s external diameter
在測量機構的設計上,採用了線陣ccd測微傳感器,並以此為核心設計了輪盤式自動測量機構,實現了插針外徑的自動化測量。分享友人