測速分系統 的英文怎麼說
中文拼音 [cèsùfēnxìtǒng]
測速分系統
英文
rate subsystem- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 測速 : logging speed
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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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。This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和波形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障波形。Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上,通過系統建模和數字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。Methods the diagnosis of chronic gastritis accords with updated sydney classification system, rapid urease test, histopathological staining method and ( superscript 13 ) c breath test were used in detection of hp
方法慢性胃炎診斷標準參照最新悉尼分類系統,幽門螺桿菌檢測採用快速尿素酶試驗、病理組織學染色及(上標13 ) c呼氣試驗。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。2 ) this paper research mainly the influence of the cluster satellite circumnavigation 、 earth - rotation 、 satellite attitude to the baseline variation and the speed measurement accuracy, and give the correcting mathematical formula and the relative curvature
2 ) 、著重分析分散式衛星sar系統中衛星環繞、地球自轉、衛星姿態對基線、測速精度的影響,並繪出了相應的數學模型及關系曲線。Given the initial conditions including ( 1 ) number density distribution in space which has the similar form to the present day ones, ( 2 ) both the power law and gaussian mass functions for clusters, and ( 3 ) two different velocity distributions which one has a constant dispersion and the other is described by the eddington formula, the dynamical evolution of globular clusters in our milky way galaxy is investigated in detail by means of monte carlo simulations
本文採用與觀測結果具有相同形式的球狀星團空間密度分佈函數,在給定兩種球狀星團系統的初始質量譜(冪律的和對數高斯的)和兩種球狀星團系統的初始速度分佈函數(愛丁頓速度分佈函數和常數的速度彌散度)條件下,我們採用montecarlo的方法對球狀星團系統的動力學演化進行討論。By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper
本文結合常州新閘防洪控制工程水工模型試驗,系統分析了浮箱門在靜水和動水中的穩定性及其影響因素,指出靜水穩性和動水穩性的不同特點;試驗測定了浮箱門動水運行時的受力情況,給出並分析了定位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系,選擇合理的動力設備,為設計和工程實踐提供可靠依據;分析浮箱門難以穩定上浮的原因,並給出解決方案。The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting
地面激光雷達跟蹤測量分系統根據測量到的斜距離和俯仰角確定末敏彈傘彈系統的高度,在深入研究末敏彈穩態掃描過程的運動規律后,通過最小二乘法的二階分段曲線擬合,計算出落速。At present, the most of vtr which are used in watch - control occasion for speciality are short of a uniform control - check - alarm system, which brings on the discommodiousness of operation and the user can not know the time of occurring a fault, which reduces the reliability of the watch - control system. therefor, at first, i carefully analyze the servo theory of the vtr which had been produced by chmavc with k mechanism to find out the work rule of the control signal ; second, take out some right control signal ; then for dealing with the problem of vtr in use for watch - control, i choose some right components to design the uniform control system for many special vtr with protel software. it mainly includes the following functions : operation functions of all vtr ( for example : power, play, ff, rew, stop, rec, eject, fwd, rwd, sp, lp ) was controlled by line at the same time ; in, the process of recording, when the tape walks to the end or stops by itself, the system gives an alarm and shows the number of the wrong vtr ; in the process of recording, the system gives an alarm and shows the number of the wrong vtr when the video signal from vidicon is losed ; the system controls all vtr to record on the non - working time when there is something wrong in the guarding section ; the system controls the video from vtr to switch to right monitor
目前,用在監控場合的業務用錄像機普遍缺乏一個統一的控制及檢測報警系統,這就導致了操作的不方便和出現了故障用戶不知道,降低了監控系統的可靠性,為此,我首先對華錄松下生產的k機芯的錄像機伺服原理進行仔細分析,找出各個伺服控制信號的控制變化規律;然後從中選出合適的控制信號;針對目前錄像機在實際監控使用過程中存在的問題,選用合適的元器件;運用protel繪圖軟體,設計了這個多臺業務用錄像機的統一控制系統,她主要包括以下功能:錄像機操作功能(如power play ff rew stop rec eject及正尋反尋帶速設定等)的統一線控控制功能;磁帶在記錄過程中,磁帶到頭和磁帶自己「偷停」的報警,並要能顯示出具體是哪一臺錄像機;在記錄狀態下,攝像頭輸入信號丟失報警,並要能顯示出具體是哪一臺錄像機;在休息或其他不需要記錄時,一旦警戒區有情況,則控制所有機器自動進入錄像狀態的功能;從錄像機輸出的監控圖像信號對監視器的切換功能。Abstract : this paper introduces the main applied accomplishment in flood disaster is quick - reporing system by remole sensing based on network for chinese flood monitoring and assessment in 1998. it includes the following aspects : monitor flood dynamically, assess the losses of crops, analyze the efficiency of the flood - preventing projects, analyze the surveying results for dangerous regions, monitor flood in cities, evaluate the vulnerability of the life - line projects and industry areas, analyze the necessity of flood eater - storage and flood - diversion for the floods in changjiang river ; finally, it gives some proposals for decision making in prevebtubg flood and mitigating harzard and function - zoning planning for rebuilding of homestead after hazard etc
文摘:介紹了基於網路的洪澇災害遙感速報系統在1998年全國特大洪澇災害監測評估中的主要應用成果,包括動態監測、農作物損失評估、防洪工程有效性分析、險工險段調查分析、城市洪災監測、工業區生命線工程易損性評估、長江洪水蓄洪分洪必要性分析、防洪減災決策建議和災后重建家園功能分區規劃等This paper introduces the main applied accomplishment in flood disaster is quick - reporing system by remole sensing based on network for chinese flood monitoring and assessment in 1998. it includes the following aspects : monitor flood dynamically, assess the losses of crops, analyze the efficiency of the flood - preventing projects, analyze the surveying results for dangerous regions, monitor flood in cities, evaluate the vulnerability of the life - line projects and industry areas, analyze the necessity of flood eater - storage and flood - diversion for the floods in changjiang river ; finally, it gives some proposals for decision making in prevebtubg flood and mitigating harzard and function - zoning planning for rebuilding of homestead after hazard etc
介紹了基於網路的洪澇災害遙感速報系統在1998年全國特大洪澇災害監測評估中的主要應用成果,包括動態監測、農作物損失評估、防洪工程有效性分析、險工險段調查分析、城市洪災監測、工業區生命線工程易損性評估、長江洪水蓄洪分洪必要性分析、防洪減災決策建議和災后重建家園功能分區規劃等We analyzed the anti - jam and band inside anti - interfere performance of the system, and the low probability intercept ( lpi ) of the traditional direct sequence spread spectrum ( dsss ) modulations in the uav platform ' s applications. so a new modulation technique using a multi - level pseudo noise ( pn ) code has been presented. the new multi - level pn code is built from a high speed pn code through a low passed filter ( lpf )
分析了系統抗阻塞式干擾和抗帶內頻帶干擾的性能,以及常規bpsk qpsk - dsss調制在無人機通信中存在的安全隱患,提出了一種用多電平pn碼進行擴頻調制的方法:採用高速pn碼,經過低通濾波器,產生多電平pn碼進行直序擴頻調制,能在低信噪比情況下有效抵抗平方率檢測器對系統載波的檢測。When the antenna system of satellite communication carried in plane works incorrectly, the fault can be found out by the fault detection system quickly and accurately
該產品已研製成功,當天線分系統出現故障時,通過該檢測設備能快速、準確診斷出故障所在。Finally, signal waves of every part of the system were tested and adjustment of the position loop and velocity loop control parameters were finished
最後,測試了系統中各部分電路的信號波形,完成了速度迴路和位置迴路控制參數的整定。This system is realized by cpld which can get rid of the disadvantages in one - time design including property liable to jamming, long sampling period, and poor working stability. its sampling period is up to 500ns at least and output delay is only 19. 5ns. a stable period of pulse coming out of quadruple - frequency differential circle belongs to it
完成了用vhdl硬體描述語言對全數字轉速位置測量子系統的設計,並用max ? plusii軟體進行了編譯和波形模擬,在cpld ( max7000 )得到實現,該系統克服以往設計中存在的易受干擾、工作穩定性差、采樣周期太長等的缺點,輸出延時僅為19 . 5ns ,采樣最低周期可達到500ns ,且四倍頻微分電路獲得的脈沖周期穩定。The main results are : ( 1 ) the imc structure of the dual - rate predictive control system is derived, and its robust stability and zero steady state error characteristics are analyzed
論文的主要結果有: ( 1 )對雙速率采樣預測控制系統的性能進行了分析.推導雙速率采樣預測控制系統具有內模結構,研究了雙速率采樣預測控制系統的魯棒穩定性和零穩態偏差特性Firstly, the text introduces the general circs of guided weapon and the principle of gfimu theory, then discusses the way, as well as the reason, to design the hardware of the system, which is composed of accelerometer configuration, compensating circuit, signal regulating circuit planning, and signal processing unit designing ; thereon is about software design philosophy, including data acquisition, compensation algorithm, digital filter, gfimu algorithm and data transmission method ; during the design procedure, accuracy and speed are fully been considered ; finally, through experiment and analysis we reveal the problems exist in the system and bring forward the corresponding improvements
論文首先講述了制導武器的發展概況、無陀螺慣性測量的發展和原理,然後詳細介紹了系統各部分硬體的設計思想和設計方法,包括傳感器配置結構、傳感器補償電路、信號調理電路以及信號採集處理單元;文章接下來介紹了系統軟體設計:主要分為數據採集、補償演算法、濾波演算法、無陀螺慣性測量演算法和數據傳輸幾個部分。系統設計過程中著重考慮了測量精度和程序執行速度的問題;論文的最後是系統實驗和數據分析,並根據實驗中發現的問題對現有系統作了進一步的改進。This essay will introduce what has been done by the author in the development of the system, including choosing video velocity measurement + character recognition algorithm based on wavelet transform + dsp as the system solution ; development of vehicle accurate position calculation algorithm for video velocity measurement and filed test ; development of fast character recognition algorithm based on wavelet transform for dsp platform and performance test ; transplanting the fast character recognition algorithm from industrial control computer to dsp platform and performance test
本論文介紹的作者在開發本系統中所做的一些工作,包括選定系統採用視頻測速+小波變換字元識別+ dsp的方案;開發了視頻測速所用的車輛精確定位演算法並進行了實地測試;開發了適用於dsp平臺的基於小波變換的字元識別快速演算法並進行了性能測試;將系統核心部分的字元識別快速演算法成功移植到dsp平臺並進行了性能測試。The more details about author ' s work are as follows : 1 ) the mathematical models of solar array wind turbine, diesel, battery, converter and inverter are presented based on quasi - steady state theory. by using the models, the power flow may be determined corresponding to solar radiation and wind velocity data so that the long - term performances of wsdbhps can be predicted
具體說來本文的工作及創新點如下: 1 )建立了光伏陣列、風力發電機組、蓄電池、柴油機和逆變器的穩態數學模型,利用該模型可以計算出對應實時的太陽輻射強度和風速下系統的實時能量分佈,為預測系統功率流以及長期穩態性能打下基礎。分享友人