泵的輸出功率 的英文怎麼說

中文拼音 [bèngdeshūchūgōng]
泵的輸出功率 英文
pumoutput
  • : 名詞(吸入和排出流體的機械) pump
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • : 率名詞(比值) rate; ratio; proportion
  • 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
  1. We have firstly developed the all fiber femto - second laser, but its average output power is only tens of milliwatt. with the development of cladding pumped technology, it is the efficient way to amplifying the output power

    在國內我們已經首先研製成了全光纖飛秒激光器,但平均只有幾十毫瓦,包層浦技術成熟,無疑給其進一步放大提供了技術保障。
  2. Based on an amplified spontaneous emission ( ase ) source, a ring - cavity fiber laser, in which sensor element acted as the reflector of the cavity, was achieved with high - signal noise ratio ( snr ) and high - power. it was demonstrated that the output power was maximum, when output coupler ratio of the coupler was seventy percent

    實驗證實耦合器耦合比選為某一個最佳值70 ,當980nm光工作電流為50ma時,其達3 . 5mw ,且激光波長與作為反射鏡光纖光柵中心波長相同。
  3. According to pump performance curve shown we can get that the distance h is changed with the rotate speed n in the same point q, and the flux q is changed with the rotate speed n in the same point h. from the curve we can get the rule that the distance and rotate speed are in direct with ratio at the same flux point, and the rotate speed and the flux are also in direct with ratio at the same distance point

    根據相似定律:流量與轉速一次方成正比;揚程與轉速二次方成正比;與轉速三次方成正比。即在降低轉速,調低水水揚程同時,下降幅度非常大,從中可以節省相當大電能。完全應在高水位時降低水機組轉速,從而使電機隨著轉速下降值與轉速原值商三次方關系下降。
  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浦nd : yag激光器發展狀況、主要特性及其應用,從四能級速方程發,推導了ld浦nd : yag激光器閾值、和斜效表達式,並簡述了激光器工作原理、結構型式和倍頻方法;其次,以空間相關方程為基礎,提了ld端面浦nd : yag激光器設計方法,給了一定浦耦合方式下,振蕩光模尺寸、最佳耦合浦光模尺寸、浦光焦斑位置等參數選取依據,以此為依據,設計了自聚焦透鏡耦合小ld浦nd : yag激光器和透鏡組耦合高ld浦nd : yag激光器,對激光器穩定性等特性進行了實驗研究;再次,在帶尾纖ld浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據浦光焦斑端面位置對激光影響規律,提了ld端面浦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,激光自然指數與浦光焦斑縱向位置成高斯變化規律,測量范圍和靈敏度依賴于,隨著增加,測量范圍擴大,靈敏度提高,當端面為7 . 24w (最大為1 . 926w )時,激光位移傳感器測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  5. At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production

    並在此基礎上查閱了大量文獻和資料,對該種激光器進行了深入研究,通過對yag棒直徑合理選取併合理地改進反射鏡面,從而既保證了光束質量又最大限度增加了吸收長度,有效提高了浦效;在不影響前提下,通過有效縮短yag棒長度減小損耗;對yag棒水冷系統進行優化結構設計,使激光器體積減小到國外同類產品體積一半,而已達到國外同類產品極限值。
  6. Based on our theoretical predictions, we find optimal splicing parameters on fsm - 30s fiber splicer for low loss joints between erbium doped fiber and other single mode fibers. we also experimentally demonstrate a novel three - stage erbium - doped fiber amplifier with high gain, low noise figure, and high output power. finally, a prototype of a gain - clamped fiber amplifier is obtained with high gain ( 26 db ), low noise figure ( 5. 3 db ), high output power ( 17 dbm ), and large bandwidth ( 31 nm )

    文章研究了摻鉺光纖( edf )與其他光纖低損耗焊接問題,得到光纖熔接機低損耗熔接最佳參數,這對摻鉺光纖放大器科研生產具有一定指導意義;研究了新型三段級聯浦優配摻鉺光纖放大器優化光路結構,得到高增益,低噪聲,大摻鉺光纖放大器;最後研製成高增益( 26db ) ,低噪聲( 5 . 3db ) ,大( 17dbm ) ,寬帶( 31nm )增益箝制摻鉺光纖放大器樣機。
  7. So far, most pump machines in ships are not taken action. when the level is high, pumps still work in high distance, which have the energy wasted

    目前,國內絕大多數船上機組未採取措施,電機是恆定
  8. Laser - diode end - pumped solid - state laser has many advantages, including high efficiency, good beam quality, high frequency stability, narrow line width, long lifetime, compact configuration, convenient for using et al. especially, single - frequency solid - state laser sources are required for many fields of fundamental research and scientific application, such as gravity - wave detection, coherent laser radar, coherent communication and fiber sensing

    激光二極體固體激光器具有全固態、小型化、效高、使用方便等優點而受大家廣泛關注,尤其是實現單頻運轉全固態激光器以其優良特性和穩定性可廣泛應用在相干信息處理、頻計量、量子光學、引力波測量和量子信息等研究領域。
  9. The laser give out 10. 7mw green light, pumped 900mw. we observed it for 40 hours, the noise of green power is lower than 1 %. we optimized the laser cavity later

    激光器工作在相互平行多縱模模式下,在900mw下得到倍頻光為10 . 7mw , 40小時連續噪聲1 。
  10. In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched

    首先,從er ~ ( 3 + ) - yb ~ ( 3 + )能級結構發,結合激光穩態速方程與傳方程,對鉺鐿波導激光器三個主要性能參數:閾值、斜作了理論計算分析,並研究了鉺、鐿離子濃度、光波導激活長度、信號光與浦光光斑半徑比例、耦合鏡反射對這三個關鍵性能參數影響。
  11. The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well

    對產生946nm譜線準三能級結構給了較為完整分析,利用激光諧振腔處于穩態時方程,導了準三能級nd : yag946nm起振時,透射損耗與最佳激光晶體長度關系,在與1064nm透射損耗相比較基礎上,給了不同腔損耗情況下最低鍍膜要求,並且給了激光閾值、和最佳激光晶體長度及光光斑大小關系,這為設計室溫下高效運轉946nm激光器提供了理論基礎,這種分析方法對研究此類低增益,準三能級或三能級激光系統特性有借鑒意義。
  12. Based on the requirement and target of the projects, firstly, pcf bragg grating are investigated theoretically and experimentally. moreover, the effects of filling high refractive index material ( nematic liquid crystal, nlc ) in pcfs on the transmission mechanism and propagation properties are studied by using plane - wave method and finite - element method ( fem ), farther, several novel pcfs are proposed and designed. lastly, we propose and demonstrate a clad - pumped er3 + / yb3 + - codoped fiber laser, which integrate all performances of broad - band tunable wavelength, uniform output power spectrum, high repeat frequency and high average power to together

    本論文選題于國家973 、 863以及國家自然科學基金等項目,結合課題要求和主要目標,在對光子晶體光纖( pcfs )傳特性研究基礎上,首先對光子晶體光纖光柵進行了理論和實驗研究;然後,採用平面波展開法和有限單元法分析了在光纖空氣孔中填充高折射液晶對光纖傳導機制和傳特性影響,提並設計了幾種新型光子晶體光纖;最後,提並研製成連續可調諧、譜均衡全光纖化、高包層浦鉺鐿共摻光纖激光器實驗樣機。
  13. By using these mode - locking devices on novel thin - disk solid state lasers and optically pumped vertical - external - cavity surface - emitting semiconductor lasers ( opsvf. csel ) to obtain high average output power ultrashort pulses are stated, and it is emphasized that the study of high average output power ultrashort pulses laser can be accelerated greatly by using the quantum dot sesam

    綜述了利用半導體可飽和吸收鏡被動鎖模薄片式固態激光器及光浦垂直外腔面發射半導體激光器,獲得高平均超短脈沖最新進展,並指量子點半導體可飽和吸收鏡使用將加速超短高脈沖發展。
  14. The research of er3 + / yb3 + co - doped fiber laser and amplifier is carrying in experiment. the er3 + / yb + co - doped double cladding fiber is produced by ino, the pumping resource wavelength is 977nm, the maximum pumping power coupling into inner cladding is 1. 33w

    公司拉制e屍+ / yb3 +共摻雙包層光纖,浦源波長為977nm ,最大為2 . 46w ,實際禍合到雙包層光纖中最大為1
  15. The multiple pump sources are used to increase the output power of single fiber laser, and the two dimensions arrange of fiber laser array increases the number of combining fibers

    利用多浦源提高單根光纖激光器,利用二維光纖激光陣列排列增加參與組束光纖數目。
  16. The maximum average output power is 1 w, and the pulse duration is 210 ns, and the repetition rate is 47 khz, the opto - optical efficiency is 6 %, the slope efficiency is 8. 6 %

    在16 . 9w下,得到了最大平均為1w ,脈沖寬度為210ns ,重復頻47khz532nm倍頻光。光光效達到6 % ,斜效達到8 . 6 % 。
  17. Because high power ld is low cost, easy to manipulate and has high power output, it becomes the best option for pumping source of fiber laser

    帶尾纖半導體激光器具有成本低、易操作、大等優點成為光纖激光器浦源首選。
  18. The laser ’ s output power is amplified by utilizing the surplus pump energy. the laser ’ s self - q - switched pulses are observed and theoretically analyzed. ( 2 ) an erbium - ytterbium co - doped fiber laser is realized through co - operation

    通過充分利用剩餘使兩路激光分別提高了6db和0 . 62db ;對激光自調q現象進行了理論分析。
  19. When the pumped light was 300mw, we gain the green light about 5mw. the noise is lower than 2 % in 10 hours. an other time, we use nd : yv04 crystal and compensator firstly

    300mwld浦得到約5mw綠光,對激光器進行了10hour連續監測,其噪聲不穩定性優於2 。
  20. In 1963, someone put forward the concept of fiber laser. but at that time, the bump power is very low, so is the output power

    早在1963年就有人提了光纖激光器,但是在早期光纖激光器中,很低,因此光纖激光器很低。
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