測量用探頭 的英文怎麼說
中文拼音 [cèliángyòngtàntóu]
測量用探頭
英文
measurement probe- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 探 : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
- 探頭 : probe; detector; searching unit
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As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )
光纖光柵傳感器除了具有重量輕、耐腐蝕、抗電磁干擾、靈敏度高、結構緊湊等優點外,還有其獨特的優越性,如探頭尺寸小,其直徑與光纖等同;易於與光纖耦合,耦合損耗小;波長調制型,抗干擾能力強;集傳感與傳輸於一體且具有極強的復用能力,易於構成傳感網路;測量對象廣泛,易於實現多參數傳感測量等等。Choosing y type reflection fiber optic detector, this thesis create a tiny displacement - detecting sensor that is made up of led ( light emitting diode ), fiber optic detector, electric eye, lock - in amplifier, display and other electro circuits
本論文採用y型反射式光纖探頭設計製作了一種微位移測量裝置,它主要由發光二極體、光纖探頭、 、鎖相放大器、顯示器及相關電路組成。First, the wheelset is fixed and rotated by the device used hi vehicle depot as usual. second, the center line of wheelset axis is determined by a device called axis - center probe. last, the acting device for sensor can draw a whole felloe profile, which is made up of parallel - pole device and rotating - probe
鑒於此,本文給出了一種全新的測量方案:採用車輛段普遍使用的轉輪器實現被測輪對的定位;採用車軸基準探尺測定被測輪對的軸線;採用並聯式伸縮機構和旋轉測頭作為傳感器的執行機構,測定輪輞斷面的輪廓線。In analyzing the neutron active detection, the neutron multiplication in the nuclear warheads induced by outer neutron source with different neutron energys is studied with numeral simulation, and the feasibility of through counting neutrons to determine the presence of high enrichment uranium ( heu ) in nuclear warhead has been proved. the method of detecting the warhead which contains heu pit by counting the released neut rons whose energy is higher than that of source neutron is studied. the feasibility of this method has been studied
對幾種主動探測核彈頭方法進行的研究中,首先對不同能量各向同性外源中子照射核彈頭的中子增殖行為進行了數值模擬,檢驗了用外源中子照射核彈頭后,通過測量瞬發中子在核彈頭中的增殖量,來證明核彈頭中高濃鈾存在的可行性;研究了用能量低於1mev的外中子源照射核彈頭,用測量核彈頭中裂變產生的高於源中子能量中子數的方法探測核彈頭,通過數值模擬分析了可行性。Abstract : in the paper, based on the problem that strong reactive background noise can bring about a big measurement error when sound power is measured in a narrow room, such as power room in a diesel locomotive, it is analyzed theoretically that sound power is measured and carried out by using sound intensity probe hood, and sound power of diesel engine surface noise is measured in a power room
文摘:在狹小空間如內燃機車動力室的條件下,測量柴油機表面噪聲聲功率時,動力室內抗性背景聲很強引起較大的測量誤差,從理論上分析了採用聲強探頭罩進行聲功率測量的可行性,並進行了內燃機車柴油機表面噪聲的聲功率測量。In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。However, recent years the study of electric eddy - current detection mostly overweights the study of measuring system, and the design of the eddy - current. methods are still equivalent magnetic circuit and equivalent electric circuit model calculation and experiment ' s experience design method
然而,近幾年電渦流測量方法的研究多偏重於測量系統的研究,而對渦流檢測探頭的設計至今仍採用等效磁路、等效電路模型計算同實驗相結合的經驗設計方法。Chapter six introduces half - model test study of different parameters with ao effects utilizing the shack - hartman technology. chapter seven investigates the simulation technology for ao, mainly in 2 - d flow - field. this paper has a wide scope, ranging from theoretical foundation of ao to its engineering physics methods, from low temperature to high temperature that influence the index - of - refraction, from 2 - d to 3 - d ( density field ), from high speed to hyper - speed ( interceptor ' s speed ), from model test to numerical simulation ( optical phase measurement )
並進行了實驗驗證;第四章主要探討二維流場折射率的全息測量技術;第五章介紹了導引頭三維流場干涉測量的試驗方法和數據重構;第六章利用哈特曼傳感器技術對氣動光學效應各種參數進行了半模試驗測試研究;第七章是氣動光學的模擬技術,主要研究二維流場數值模擬技術。This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained
本論文針對平面信號控制交叉口的延誤問題進行了分析,在實測數據分析的基礎上,探討了車輛到達過程和離開過程的運行特性,給出信號交叉口排隊離散車頭時距分佈模型,提出飽和流率的測量應從第六個離開的排隊車輛算起;運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型,在此基礎上運用協調變換的方法改進了車輛延誤模型。When the probe was exposed to dissolved ammonia, ammonia would enter into the probe through the pore and react with the indictor, and then the fluorescence intensity of the indictor would increase
氨通過孔洞進入探頭內部與指示劑作用,引起指示劑熒光強度的變化,從而達到對氨測量的目的。During measurement, it banned to smash the owygen probe otherwise it would break the cell and quartz
探頭在使用前和使用中嚴防摔打和撞擊,以防半電池和石英管斷裂影響測量效果。The paper synoptically and comprehensively introduces eddy current theory, equivalent circuit, excitation coils, test circuit and application of the eddy - current sensors. a feasible solution of motor core height control based on silicon steel sheet thickness measuring with double eddy - current sensors is presented
論文在系統全面的分析了電渦流傳感器的基本原理、等效電路、激勵線圈、測量電路及應用后,提出將雙探頭測厚系統應用於電機鐵芯疊控制。In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation
作者在參閱國內外大量相關參考文獻的基礎上,從電導測試技術的原理性研究出發,分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題,提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。( 4 ) the fundamental principles of fiber digital holographic interferometry is presented. based on this, the poisson ' s ratio of material, the deformation of a metal plate and the temperature distributing arounding a electric iron are successfully measured
( 4 )運用數字全息干涉術測量了金屬板在外力作用下的形變,觀察了電烙鐵頭周圍溫度場的分佈,同時探討了利用光纖數字全息干涉術測量材料泊松比的可行性。Data processing is performed by pc , which includes detecting rough error by quartile method base on first order differential, adopting three points algorithm to eliminate deviations of rack displacement and installation, applying minimum containing area method to evaluate the sectional plane radius of roller and realizing it by genetic algorithm, adopting akima method to fit curve of roll profile
主要的數據處理工作在上位機進行,採用基於差分法的分位數演算法剔除粗大誤差;採用三點式測量原理消除探頭的安裝及運動所產生的誤差;採用最小包容區域法評定軋輥半徑,並應用遺傳演算法實現最小包容區域法的尋優計算;採用阿克瑪插值方法進行輥型的曲線擬合。In principle, ultrasonic sensors are suspended over a road, which keep emitting pulse signals periodically to nearby and feed back waves to decide existence of any obstacles, thus to detect the speed, height, length, different sizes ( heavy, medium and small ) of moving vehicles and accumulative flow as well as length of motorcade. optionally, it can be applied to multitude driving lanes simultaneously for traffic data. by integrating and analyzing these measured data, the necessary figures concerning traffic flow may be obtained, which are fundamental basis guiding road buildings
本課題設計的是一種懸掛式超聲波車流多信息檢測器,通過懸掛于路面上方的超聲波探頭向路面周期性地發射脈沖信號,利用地面回波來判斷遮擋物地存在,可用於檢測行駛中的機動車車速、車高、車長、大中小分型以及累計車流量、車隊長度等信息,並可用於多個車道車流信息的同時檢測,綜合這些測量參數可獲得車流量的必要數據,可為公路建設提供必要的基礎依據。The clamp frame of probe can be clasp on many pipes to measuring temperature of outside surfaces
夾鉗形探頭能夾住各種管道,適用測量各種管道外表溫度。This paper comparatively analyzes three more practical measurement methods of surface charge distribution on dielectric in vacuum environment : surface potential measurement method, electrostatic capacitive probe measurement method, pockels effect reflecting measurement method, expounds some newly researched productions, and at last puts forward some new problems to be solved in this field
摘要對比分析了真空中介質表面電荷分佈測量中三類較實用的方法:表面電位法、靜電容探頭法、普克爾斯效應反射法,闡述了真空中介質表面電荷測量方法的研究新成果,最後提出了這一領域留待解決的新問題。When used in conjuction with a spectrum analyzer or a measuring receiver, the probes can be used to locate and qualify emi sources, as well as evaluate emc problems at the
電纜饋送,當探頭與頻譜儀或測量接收機連用時,探頭可用於探測電磁干擾源,以及評估電路板和樣機試驗階段的電磁相容問題。Taking the composite insulator as a measurement sample, knowing the waveform conversion condition on the boundary, only a conventional longitudinal testing probe is needed to measurement transverse wave produced by grazing incidence longitudinal wave
以復合絕緣子為測量樣品,為提高測量橫波的精度,根據超聲波在邊界上的波型轉換條件,使用常規縱波探頭對由掠入射縱波產生的橫波進行測量。分享友人