direction sensor 中文意思是什麼
direction sensor
解釋
方向傳感器-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。 -
Using the color sensor as the navigation sensor, with mcu for control centre, the robot is drived and change direction by the differ direct current motor
用顏色傳感器作為導航傳感器，以單片機為控制器，直流電動機實現驅動和差動轉向。 -
The ring laser gyro ( rlg ) is a new photoelectric inertia sensor based on the optic interference theory. it uses the difference between the frequency of the two beams of light, which run in the opposite direction in the resonant cavity, to measure the carrier ’ s rotate speed and the orientation in the inertial space
環形激光陀螺儀（ ringlasergyro ，簡稱rlg ）是以光學干涉原理為基礎發展起來的新型光電慣性敏感儀器，它利用環形諧振腔內順、逆運行的兩束光的諧振頻率差來測量載體對于慣性空間的轉速和方位。 -
This text divides into five chapters altogether : chapter one in the introduction, have introduced the common sensor of displacement, has pointed out the fine characteristic of hall ' s sensor, put forward the basic task ; chapter two have introduced the basic operation principle of hall ' s component ; chapter three introduce hall temperature performance, electromagnetic characteristic, zero error, frequency characteristic and these parameter commonly used compensation method and hall simple application of component ; chapter four having recommended the measurement principle of the feedback servo mechanism, systematic implementation method, the experimental result has appeared, structure the mathematics model, and has analysed the error ; chapter five have pointed out the developing direction in the future while looking forward to
本文共分為五章：第一章緒論中，介紹了常見的位移傳感器，指出了霍爾傳感器的優良特性，提出了基本任務；第二章介紹了霍爾元件的基本工作原理；第三章介紹了霍爾元件的溫度性能、電磁特性、零位誤差、頻率特性以及這些參數常用的補償方法和霍爾元件的簡單應用；第四章介紹了反饋隨動機構的測量原理，系統的實現方法，給出了實驗結果，構建了數學模型，並對誤差進行了分析；第五章展望中指出了今後的發展方向。 -
A compensatory approach to software and hardware used by microprocessor was applied to the intelligent solid pressure transducer, which not only achieved the intelligentization of pressure sensor, but also improved the sensor ' s accuracy. this will surely accelerate the development of instrument towards the direction of multifunction, high degree of accuracy, numeralization, intelligentization, modularization and miniaturization so that measurement system will be further improved
為此本課題研究固態壓力傳感器的製造技術，通過微處理機的軟體和硬體的補償方法來提高傳感器的精度，實現壓力傳感器的智能化，促使儀表向多功能、高精度、數字化、智能化、模塊化、小型輕量化方向發展，近而得到一個較為完善和理想的測控系統，提出了一種差壓傳感器智能化設計方案。 -
Whether the seeding absence alarm device works well or not is mainly decided by anti - dust condition of seeding absence monitoring sensor. it had been analyzed the factors affecting the anti - dust performance of optoelectronic sensor. double - way laser reverse direction sensor has been made ( anti - dust index access to 0. 95, while the index of the led only reach 0. 5 around )
本研究從器件、結構、放大電路等多方面分析了影響光電傳感器抗塵性能的因素，製作了雙路激光逆向直射傳感器（根據本文提出的量化方案抗塵指數可達0 . 95 ，一般led光電傳感器為0 . 5左右） 。 -
The dissertation is organized as follow : first, the characteristics of srm and its control system ' s development are introduced. previously major methods used to implement non - position sensor detection and the significance of making search for this direction is generated. and the configuration and fundamental operating principle of srm are analyzed ; some study of linear model and nonlinear model with phase coil as fundamental parameter are presented and sr ' s linear model and nonlinear model are set up
本文就以上兩個問題進行了深入研究，首先介紹了sr電機及其控制系統的發展歷程，研究無位置傳感器srd的意義和總結已有的無位置傳感器檢測方法，並且通過分析sr電機的結構和運行原理，研究sr電機繞組的線性電感模型和非線性電感模型，建立了電機的線性和非線性數學模型，重點研究sr電機的非線性模型，為sr電機運行與控制特性的研究和模擬研究奠定了理論基礎。 -
The contacting measurement method with a double probe is put forward after the detailed analysis of the state - of - the - art measuring methods of the thickness of wall. firstly, the theory - profile generatrix is built, and then the movement curve of the track of joint center is constructed, which aims at making the joint center move along the movement curve and keep the fixed sensor touching the wall. the measuring sensor examines the line in its normal direction of the interior wall all the time, the data from the sensor is the thickness value of the wall
論文通過分析國內外變曲率回轉體壁厚測量的現狀，提出了雙測頭接觸式測量方案:通過構造理論輪廓母線，建立鉸鏈中心的運動曲線，使鉸鏈中心始終沿運動曲線運動，以保證固定觸頭與傳感器測頭的連線始終在內壁法線方向上，從而傳感器測頭所得的數值即為壁厚值，該方案經模擬測試實驗取得了預期效果。 -
With the development of computer, power electronic, sensor technology, intelligent electric apparatus is the evolution direction of electric apparatus in 21 century. existing contactor testing technology ca n ' t meet the requirement of theory research and production development. based on analyzing the present situation and trend of contactor testing technology, both of contactor testing technology and performance evaluation method, are researched in this paper
隨著計算機技術、電力電子技術、傳感器技術的不斷完善和發展，智能電器已經成為21世紀新型電器發展的主要方向，現有的接觸器測試技術己難以完全滿足理論研究和產品丌發的需要，為此，本文在分析接觸器測試技術發展的現狀及趨勢的基礎上，對接觸器動態測試技術及性能評判進行研究。 -
To set up reasonable designing and manufacturing techniques and accurate calibration system and to speed up forming the native pvdf pressure sensors is the direction of this project. first, based on the piezoelectric theorem, the theoretic support of pvdf pressure sensors is deduced. according to purposes of practical projects, special purpose sensor configurations are designed and the corresponding calibration system based on shpb ( split hopkinson pressure bar ) technique is built in succession
本文從壓電材料的一般壓電控制方程開始，導出了pvdf壓電薄膜測壓技術的相關論據；根據測試目的以及被測結構的特點，設計了多種夾心式的傳感器構造形式；摸索出了一套基於國產pvdf壓電薄膜製作壓力計的加工、安裝工藝；建立了一套基於系統集成技術的多點pvdf壓力測試的數據採集、處理系統；建立了一套基於shpb技術、適用於實際工程應力范圍的pvdf壓力計的動態標定方法，並對兩種厚度的國產pvdf壓電薄膜進行了標定。 -
An axial direction line multi - sensors placed method is presented. in the process of machine learning, use genetic algorithm to fit the curve of sensor ' s output. to improve the convergence speed of genetic algorithm, hill climbing method is joined with
對示教過程中進行曲線擬和所用的遺傳演算法進行了一定的研究，為了解決遺傳演算法在接近收斂點時收斂速度慢的缺點，使用爬山法對其進行改進。 -
In research of controlling system about the switched reluctance motor system ( srd ), there are two prominent problems, one is that it is difficult to set up accurate mathematical model of srm due to serious nonlinearity caused by double - salient structure, the other is that the previous schemes of srd are always equipped with rotor position sensor, which determines the system ' s high speed performance, reliability and cost. as a result, how to detect the position of non - position sensor rotor has become one major direction in the study o f srd
其中較為突出的問題是： 1 ）由於sr電機的雙凸極結構，電機模型具有嚴重的非線性，使得建立sr電機的數學模型非常困難； 2 ）轉子位置傳感器的存在影響了電機控制系統的高速性能、可靠性和成本，所以研究無位置傳感器轉子位置檢測技術（或間接位置檢測技術）是開關磁阻電機系統（ srd ）系統研究的重要課題之一。 -
Blind beamforming ( bbf ) is concerned with the reconstruction of source signals from the outputs of a sensor array without a priori information of the direction of the desired source, relying instead on signal characteristics and array structures
盲波束形成無需知道目標波達方向等先驗信息，直接利用信號、基陣自身的特性，就可從基陣的輸出采樣信號中恢復出期望信號。 -
This paper reviews the current state - of - the - art and direction of research in tactile sensing technology at home and abroad in the first place. the different methods of transduction employed by tactile sensor are examined in detail and the various significant designs that incorporate these methods are described
本文介紹了國內外觸覺傳感器技術的研究現狀和發展趨勢，討論了應用前景極為廣闊但目前還很不成熟的觸覺傳感器技術，並介紹了一些典型的觸覺傳感器的設計方法，分析了它們各自所具有的優點和所存在的缺點。 -
Because of intrinsic advantages of optical fiber sensor, the optical fiber oil online monitoring sensor based on intensity modulating of light is a new direction in oil monitoring
由於光纖傳感器本身具有的優點，使得基於光強調制的光纖油液監測傳感器成為油液污染度監測的一個新的方向。 -
The guardrail common sensor ( grcs ) is a corps - level airborne signal intercept, processing, direction - finding ( df ), and targeting system
柵欄通用傳感器是一個軍團級空運信號攔截器，處理，直接搜尋，追蹤系統。 -
Cmos process is used to realize the one chip integration of the sensor array and processing circuits, which accords with the development direction of soc ( system on a chip ) and smart sensor
傳感器使用標準cmos工藝製造，將傳感陣列與信號處理電路集成在同一晶元上，可以實現傳感器的soc集成和智能化（ smartsensor ）設計。 -
Fiber technology has been developed for many applications in both fiber optic communication and sensor systems. fiber sensors have presented a direction to modern measurements for their unique characteristics, among them intensity modulation fiber sensors own strong applications
光纖技術無論是在光纖通信領域還是在光纖傳感領域都可稱得上是一個具有革命性的技術開拓，光纖傳感本身具有的優點使其成為研究熱點，為現代測量技術的發展提供了一個方向。 -
There are a lot of ways to realize the alarm when the train approach, and sound alarm is used in this device, when the sensor receives the train - approaching signal, the controller will analyze and handle the signal of coming train by the direction of coming train, and make an alarm signal of up or down traveling train approaching
列車接近報警的實現有很多方法，本儀器採用聲報警器的工作方式，傳感器接受到列車接近信號，控制器對來車信號進行分析處理，並按來車方向，通過聲報警裝置發出上行或下行列車接近報警信號。 -
With the development of sensor technology, the market demand is more and more higher. to meet this direction, we were authorized to do this project item. in this project, we want to study a method that can be used to calculate the compensation resistor of piezoresistive sensor accurately
本課題是企業為了更好的滿足產品的市場需求而委託的研發項目，以研究出一種自動、精確計算壓阻式壓力傳感器補償電阻大小的方法，以補償壓阻式壓力傳感器的溫度誤差。
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