纖度測定器 的英文怎麼說

中文拼音 [xiāndìng]
纖度測定器 英文
fineness tester
  • : 纖形容詞(細小) fine; minute
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容: ( 1 )載體共價法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧試實驗探討該氧敏感材料的制備機理,通過氧試實驗評價該氧敏感材料的氧敏感性和穩性,同時研究了各種因素對該氧敏感材料性能的影響( 2 )載體共價?交聯法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧試實驗探討該氧敏感材料的制備機理,通過氧試實驗和分光光計評價該氧敏感材料的氧敏感性和穩性,同時研究了各種因素對該氧敏感材料性能的影響( 3 )氧敏感材料在光氣態氧傳感中的應用:該傳感的響應時間為10s ,檢下限為5ppm ,檢為0 . 5 ,具有較好的重復性和穩性,遲滯較小,使用壽命至少為1年,適合各種環境下氣態氧濃的檢
  2. It measures the density of oxygen by detecting the life - span of the fluorescence quenching. the so - called fluorescence quenching is a kind of physics or chemistry process that the fluorescence material has chemical or physical reactions with certain substance is selected here. it has the advantage of good stability of fluorescence, long life span and the strong quenching effect

    本課題光氧氣傳感系統是基於熒光猝滅效應的檢機制,通過熒光壽命從而檢氧氣濃的,熒光猝滅效應所引起的熒光壽命具有很好的穩性、猝滅效果以及系統使用壽命長。
  3. Di - on electric one of the beijing hi - new - tech enterprise develop and manufacture lots of equipment like sf6 dewpoint meter dp100, cable fault location system cfl6000 and more. di - on electric supply the most advanced technology and equipment on such as gis surge arrestor on line monitoring, resistance measuring, ac dc metrology, thermal - temperature bridge, power transformer diagnostic and testing, cable diagnostic and fault location, sf6and oil moisture measuring, oil treatment and testing, optic fiber temperature monitoring, circuit breaker testing, relay testing and more

    迪揚電氣在gis和避雷的帶電試與故障診斷分析,電力電纜的故障位與局放檢,變壓電抗的各種試診斷與溫, sf6的水分量與回收,絕緣油的試分析與濾油處理,紅外溫與光在線溫,以及各種電阻試與計量,溫計量與電能計量等方面擁有世界一流的技術與成熟的儀設備。
  4. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光的閾值、輸出功率和斜效率的表達式,並簡述了激光的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光的設計方法,給出了一泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光和透鏡組耦合高功率ld泵浦nd : yag激光,對激光的輸出功率和功率穩性等特性進行了實驗研究;再次,在帶尾輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,量范圍和靈敏依賴于泵浦功率,隨著泵浦功率的增加,量范圍擴大,靈敏提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感量范圍和靈敏分別是13 . 045mm和0 . 148mw / pm 。
  5. The results show that fbg sensors have outstanding waterproof capability, high measurement precision, better long - term stability and more remote transmission signal, so fbg sensing technology is a reliant and effectual instrument for under - water structure project monitoring

    開展的光光柵應變、溫傳感在水下工程領域中較大規模的應用研究結果表明: fbg具有很好的防水性能,試精高,長期穩性好,信號傳輸距離遠,為水下結構的長期監提供了一種可靠有效的手段。
  6. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像理論的基礎上,系統、深入地分析了共焦掃描顯微成像的機理,論述了應用單模光的激光共焦掃描顯微成像系統的優點;進行了總體方案的論證,並設計確了單模光激光共焦掃描顯微成像系統的總體方案;從理論上推導分析了解析要求與試驗系統中相關件主要參數之間的關系,分析了系統耦合效率和漸暈現象對光學系統的設計要求;完成了方案中光學系統和二維掃描控制電路的設計,並在電路設計中採用了用軟體解決檢流計式光學掃描(振鏡)非線性問題的新方法,能夠實現較為理想的二維模擬掃描;完成了高增益、低噪聲和低失真的探接收系統的設計和調試。
  7. It comprises the study of the thin film for the hydrogen sensing and the deposition technique, a surface plasmon resonance, the field distribution around the optical fiber, analysis of the power of evanescent field, the measurement approach and the data processing etc. the hydrogen sensors using evanescent field fiber is of complex technics and high sensitive

    其中涉及了氫敏感膜的研究及其生長工藝、光在光波導的傳輸模式分析、光中漸逝場的能量分析、光學表面等離子共振技術、氫氣傳感的檢技術等。漸逝場型光氫氣傳感是一款工藝要求非常高,靈敏高,穩性強,可以進行復用的新穎的光學氫氣傳感
  8. Using the lock - in technology, a fiber optic oxygen sensor based on fluorescence quenching has been developed, for the detection of the concentration of the gaseous oxygen and the dissolved oxygen

    採用鎖相放大技術,研製出一種基於熒光猝滅原理的可對氣態氧和溶解氧濃進行的光氧傳感
  9. Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰漏水,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、維噴塗和巖棉噴塗及相應的流程調整等改造措施.結果表明,本次技術改造解決了因蒸汽吹灰漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫降至170左右,裝置的爐效率由83 %左右提高到90 %以上
  10. The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰漏水,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、維噴塗和巖棉噴塗及相應的流程調整等改造措施.結果表明,本次技術改造解決了因蒸汽吹灰漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫降至170左右,裝置的爐效率由83 %左右提高到90 %以上
  11. The measuring result shows that the oil contamination sensor can measure oil contamination online. it plays a solid foundation and provided a valuable reference for the research of high - performance optical fiber oil contamination sensor in the future

    實驗結果表明:該光傳感可以在一上監油液的污染,為今後高性能光油液污染傳感的研究和研製打下堅實的理論基礎和提供積極的參考價值。
  12. Base on the ideal sampling theories, fiber length distributions and figrogram of samples taking from the ideal sliver by actual sampler are studied, and factors affecting the distributions curves are researched into, some basic requests and references of sampling are concluded for the future developing of sampler

    摘要在理想的截面取樣理論基礎上,進一步研究了具有一的取樣夾持以一從「理想棉條」中取樣時試樣的理論分佈及照影機曲線,並結合實驗分析了取樣影響因素;根據研究結果得出了棉維長試的取樣要求,為取樣的進一步開發提供了參? 。
  13. Because mz interferometric optical fiber gyroscope has bigger nonreciprocal phase, the system thermal stability, polarization noise and the error caused by the fluctuation of light source is particular analysed, some effective methods is proposed such as : using the " quasi - white - light " interferometry and the fiber polish technology accurately to control the fiber length, using depolarization light to minish the polarization error, and using temperature control, optical power control and depolarizer to stabilize the output of the light source

    結合mz干涉式光陀螺的存在較大非互易相移的特點,著重從其溫性、偏振噪聲以及光源波動引起的誤差三個方面分析了抑制噪聲、提高檢的方法,提出了:採用「準白光」干涉量法結合光研磨技術精確控制光差的辦法;採用非偏振光源抑制偏振噪聲的方法;採用溫控制、功率控制以及消偏實現穩化陀螺光源的方法。
  14. Based on extended kalman filter ( ekf ) algorithm, an traditional attitude determination scheme using star sensors and gyros was studied, and proved not able to achieve the required precision. so a new idea called instrument - in - loop was presented what using the attitude information contained in the payload ' s data for the control loop. the simulation proved that the instrument - in - loop method can greatly improve the precision of attitude determination with low cost

    建立了svom衛星各種姿態敏感量模型,研究了基於推廣卡爾曼濾波演算法的「星敏感+光陀螺」姿方案,指出了其無法滿足svom衛星的姿精要求,並提出了instrument - in - loop的思想,即利用衛星有效載荷量數據中蘊含的高精姿態信息來濾波姿,從而在避免使用昂貴的星敏感的同時大大提高了系統的姿精
  15. This paper describes a novel fiber - optic level sensor designed to measure the level of benzene, diesel oil or other chemical liquid discretely or continuously

    本文提出了一種新型的高精液位傳感,能夠實現對苯、汽油、柴油等石油化工材料的量和連續量。
  16. In the design of optical system, to improve system precision, the fiber optic coupler is added to make a laser pulse circle ; in the unit of photo detection, we make a high - precision temperature compensation apd bias circuit, which allows system to abate the noise caused by temperature changer and dark current

    應變量系統主要由光源、傳感光、光電探和信號處理電路組成。在光學系統設計中為提高系統的精採用了光向耦合實現光脈沖的循環;在光電轉換單元上採用高精補償的apd偏置電路,減小了溫和暗電流帶來的噪聲干擾。
  17. Using optic fiber sensor and pressure sensor to detect pressure fluctuation, pressure difference and particle concentration signals in order to study the characters of the bed under low velocity. attractor and fluctuation complexity theory are used in this paper. attractor analysis testifies phase space theory of takens : measurement and analysis one state variable can reflect the qualitative character of the whole system

    在本文的最後,通過光、壓力傳感同時獲取同一操作條件下不同位置顆浙江人學碩士學位論文粒濃、壓差、壓力信號時間序列進行了吸引子和漲落復雜性研究,證實了takens的相空間嵌入原理:即一個狀態變量進行量就可以反映整個系統的性性質。
  18. Fiber bragg grating ( fbg ) sensor, which uses the property that the bragg wavelength is sensitive to temperature and strain, is a new kind of fiber optic sensor. in addition to having the same functions as the traditional electric sensors, the fbg sensor also has some special characteristics such as distributed sensing, immune to electromagnetic interference, high precision and long - term stability

    bragg光柵傳感是利用bragg波長對溫、應力的敏感特性而製成的一種新型的光傳感,除具有傳統電類傳感的功能外,它還具有分佈傳感、抗電磁干擾、精高、長期穩性好等優點,在大型復合材料和混凝土的結構監、智能材料的性能監、電力工業、醫藥和化工等領域有著廣闊的應用前景。
  19. In the optical fiber transmitting system, attenuation of fiber affects transmitting efficiency directly, the lower attenuation is very important because it affects the sensitivity frequently. the choice of join form and fixation method is also important for it will make large wastage. so we must pay attention to the join and fixation form when designing sensors

    從分析中得出,在光傳輸系統中,光的衰減直接影響光的傳輸效率,低衰減特性非常重要,因為它常常會影響量靈敏;光與光探之間的連接形式和固方法如果選擇不好也會造成較大損耗,為此在設計傳感的同時,特別注意了與光的連接和固方式。
  20. The system is composed of inverse - fourier - transform system, optic fiber sensor and high sensitivity ccd. its software system of signal acquisition and data processing used the platform of virtual instrument labview. we tested system stability and investigated latex particle size from 32nm to 123nm, several phenomenon below have been found : ( 1 ) the experiment result is consistent with the theoretical arithmetic result of the relation between particle size and normalization light scattering energy at the position of 7 ? and 35 ? angle

    組建了包括反傅立葉變換系統、光傳感以及高靈敏ccd的大角側向光散射信號探系統,設計了基於虛擬儀labview平臺的信號採集和數據處理軟體,對系統穩性和顆粒尺寸從32納米- 123納米的微乳液顆粒球進行了試研究,發現以下現象: ( 1 )在與光軸成7和35夾角的位置,歸一化的散射光能量與粒徑大小關系的實驗結果跟理論分析規律完全一致。
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