模式耦合器 的英文怎麼說

中文拼音 [shìǒu]
模式耦合器 英文
mode coupler
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : Ⅰ動詞[書面語] (兩人並耕) plough side by sideⅡ名詞1 (古農具名) plough2 [書面語] (兩人一組) a...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 模式 : model; mode; pattern; type; schema
  • 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系確定霜的有關參數,對于霜工況下的霜生長建立型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適動態擬的蒸發數學型,為系統擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發正常運行過程,運用動態分佈參數和參數間定量的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發動態特性的影響即蒸發性能對各參數變化的敏感性; 4 )編寫翅片管蒸發動態特性擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發在干、濕和霜工況下的動態擬。
  2. The two - phase model ( tpm ) is proved to be available in calculation of jet singlet oxygen generator ( jsog )

    摘要將氣液兩相型應用於射流單重態氧發生,通過數值擬和實驗的比較驗證了該型的可行性。
  3. The ultrasonic motor is a kind of direct driver which is uses the converse piezoelectric effect of the piezoelectricity ceramics, by using transformation and the coupling of each kind of expansion and contraction vibration pattern enlarging the material microscopic distortion by resonate effect and transforming it to macroscopic movement of the rotor or the slide by the friction coupling

    超聲波馬達是一種利用壓電陶瓷的逆壓電效應,通過各種伸縮振動的轉換與,將材料的微觀變形通過共振放大和摩擦轉換成轉子或者滑塊宏觀運動的直接驅動
  4. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、嚴重、型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統,針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的糊控制技術,結自尋最優控制的思想,設計了一種糊自尋優控制,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配比,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。
  5. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值擬方面,應用三維湍流n - s方程以及顆粒軌道型描述了激光燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發型計算,氣相化學反應速率由arrhnius公計算,通過求解氣液兩相型方程,擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。
  6. Theory and experiments of bulk - wave acousto - electro - optical ( aeo ) device, involving one - dimension and multi - dimension, are systematically studied. the thesis includes the following contents : coupled - wave equation theory of aeo interaction, determination of the optimum operating mode of aeo device, geometrical relationships of the anisotropic acousto - optic interaction, design and experiment of the aeo device. finally, the optimum design of ao device with beam steering theory is also studied

    論文主要研究內容包括:一維和多維聲電光效應的波方程及其衍射效率計算公的建立、一維和多維聲電光件最佳工作的選擇、聲電光晶體反常聲光互作用幾何關系的計算、 ln一維反常聲電光件和kdp二維反常聲電光件的設計製作以及實驗測試、正常與反常超聲跟蹤聲光偏轉的優化設計。
  7. 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,並簡述了激光的工作原理、結構型和倍頻方法;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,給出了一定泵浦下,振蕩光尺寸、最佳輸出率、泵浦光尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡小功率ld泵浦nd : yag激光和透鏡組高功率ld泵浦nd : yag激光,對激光的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率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,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  8. Based on the guidemode characters of dark spatial soliton waveguides and the theory of coupling between two waveguides, a kind of steerable all - optical directional coupler using dark spatial soliton waveguides is suggested

    摘要基於空間暗光孤子誘導波導的特性以及光波在波導間理論,提出了一種實現光控可變定向的方法。
  9. 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,論述了應用單光纖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,並設計確定了單光纖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度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擬掃描;完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。
  10. In the beginning, the development history and the current development of the technique of fiber detection are introduced briefly. then, discussed in detail are strong coupling theory concerning the fbt coupler and the weak coupling theory concerning the hf acid etching and the side - polishing coupler. from the analysis of fiber coupling equations, the solution of the equation and the formula of the coupling coefficient are derived

    本文首先概述了光纖竊聽技術的發展歷程和現狀,有針對性地分析了關于光纖竊聽技術中的光纖問題,並詳細介紹了用於熔融拉錐的強理論和用於氫氟酸腐蝕與邊研磨光纖的弱理論;分析了方程,得出了方程的形解,推導出系數的計算公
  11. Genetic algorithm is used to optimize the parameters of pid controller that is used to control the plant lon ( local operating network ) is designed to control vav air - conditioning system. by this means the static pressure control and minimum total supply air volume control are experimented. the paper analyzes the coupling among loops, the whole system ' s stability and energy saving effect under the two control methods

    針對目前變風量空調系統的型都是用機理建方法建立的情況,本論文用最小二乘法對機組部分進行系統辨識,建立了水閥?送風溫度、變頻風機?靜壓兩個迴路的型,經驗證比較接近實際系統;採用遺傳演算法對pid控制的參數進行尋優,尋優結果令人滿意;設計了變風量空調系統的lon控制網路,以此為實現手段,進行了定靜壓控制和最小總送風量控制,並在兩種控制方下,分析了各個迴路的情況、兩種控制方的穩定性和節能效果。
  12. After a simulated sample is given, we compute on this sample coupling analysis and steady non - linear analysis. by contrast with the experimental outcome of short circuit, we make certain that steady non - linear analysis should be used to analyze a true model. and then, we confirm the external conditions of finite element heat analysis after analyzing the cooling ways of multiple magnetic circuit transformers

    2 、論述了有限元分析的電磁場和溫度場的理論基礎;製造出擬樣機,分別用場分析法和穩態非線性分析法對其進行計算,計算結果與其短路實驗結果進行對比,驗證了穩態非線性分析法計算結果的可信性;分析多磁路變壓的冷卻方,確定有限元熱分析的外部條件。
  13. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結pcnn的同步脈沖發放和側抑制特性,提出了基於改進型pcnn的圖像凹點檢測演算法,該演算法是一種自適應而有效的圖像凹點檢測方法,並且較好地擬了人類視覺系統;然後,結信息傳遞和信息特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的圖像融演算法,能夠將多個傳感獲取的同一目標的圖像信息融到一幅圖像中,有效擬了人類視覺系統;另外,結pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn用於分類中,提出了基於神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結累積差分圖像思想、 pcnn波的形成與傳播特性,通過各神經元之間連接取向來選擇與控制自動波的流向,將pcnn用於運動視覺分析中的運動軌跡擬及運動方向檢測。
  14. At the same time, we analyzed the basal theory of waveguide to microstrip probe transition. then, using hp ads software, we optimized and designed two filter - parallel coupled filter and interdigital filter

    然後,我們利用hpads軟體分別擬、設計和製作了微波頻段和毫米波頻段兩個濾波?微帶抽頭交指型帶通濾波和平行濾波
  15. Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently

    本文在考慮催化轉化載體內發生的傳熱傳質現象的基礎上,建立了催化轉化的一維單孔道和三維多孔道傳熱傳質型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上,建立了催化轉化的化學反應型:當催化轉化處于化學動力學控制區時,引入了考慮吸附、表面反應和脫附的表面化學反應速率公,當催化轉化處于質量輸運控制區時,引入了決定外擴散能力的擴散系數公和和決定內擴散速率的內擴散系數公,並與化學反應速率相,得出由擴散過程決定的化學反應速率公
  16. However, significant changes have happened to this architecture since the end of 1990s : the border of client and server is vanishing day by day, and multi - tier distributed system is popularizing over time ; distribution has been one of the most important characteristics of network application, and the notion of distribution has generally migrated from tightly coupled, geographically close, homogeneous machines to more loosely coupled, geographically remote, heterogeneous machines

    然而到了90年代以後,客戶機/服務結構發生了深刻變革:客戶機與服務的界限日益糊,多層結構開始流行;分散成為高性能網路應用的重要特徵,其理念總體上已從緊的、地域集中的、同構的機轉移到松的、遠程的、異構的機上。
  17. The paper is concerned with the eigen functions of optical fields in dielectrics, the theories of optical waveguide eigen mode, the characteristics of optical waveguides diffracted field, the theories of mode coupling in optical waveguides and the spectral response theories and simulating method for arrayed waveguide grating. in this paper, a set of beam propagation theory based on eigen modes analysis is set up which afforded theoretical basis for designing and analyzing awg devices. experiment of fabricating sio _ ( 2 ) layer by using porus silicon is also carried out in this paper, which is a new method for fabricating waveguide cladding layer

    本文以設計陣列波導光柵件為目標,對介質波導光場的本徵波函數,光波導本徵理論,光波導衍射場特性,光波導理論和awg件的光譜響應特性及擬方法進行了深入研究,建立了一套基於本徵場分析的光波導光束傳輸理論,為波導件的設計提供正確的理論基礎,並嘗試了利用多孔硅生長厚的二氧化硅,用於製作波導包層材料。
  18. At the same time, the design of cascaded coupler with a given ratio distribution is proposed, which can lead to higher isolation by suppressing sidelobe. 2. according to theoretical analysis and numerical simulation, the interleaver can show flat - top and high isolation pass band characteristic when the two couplers " ratio is assigned to 15 percent

    2 .對全光纖反射奇偶交錯濾波進行了理論分析和數值擬,發現當兩個的分光比均為15時產生了平頂高隔離度的通帶頻響特性,做了相關實驗,結果與理論分析基本符
  19. In order to design wavelength insensitive power splitter based on soi, the wavelength characteristic of mach - zehnder interferometer were investigated by means of bpm and fdm ( finite - difference method ). then the parameters of mach - zehnder interferometer were optimum designed using genetic algorithm. besides, genetic algorithm is also used to optimize the upper tier parameters of mzi based silica - on - silicon to attain a flat spectral response

    為了設計對波長不敏感的soi材料的mz功分,利用束傳播法( bpm )和有限差分解方法( fdm )對mach - zehnder結構的組成部分定向和相位延遲部分做了波長相關特性的計算,然後通過遺傳演算法優化設計了mach - zehnder的結構參數。
  20. To illustrate the superiority of this type of transition, the author adapted the local normal mode ( lnm ) based on couple - mode theory to explain the coupling between two lowest order modes along the transition. for the two important parameters, propagation constants difference between the two modes apy and mode coupling coefficient cy, which denoting power coupling between lnms, the approximation expressions using structure parameters were worked out. then the author compared three typical different transitions according to the demanding of power coupling, at last concluded that the parabolic - type transition can transport the light in shortest length with lowest loss

    對于表徵局部標準之間功率的兩個重要的參數_ ( ij ) (傳播常數差)和c _ ( ij ) (系數) ,推導了用件結構參數表達的近似公,然後根據功率的需求,在常見的三種不同輪廓的過渡區之間進行了比較,得出了拋物形輪廓過渡區能夠使光束在最短尺寸內以最低損耗通過波導的結論。
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