velocimetry 中文意思是什麼

velocimetry 解釋
速度測量學
  1. Compared with traditional contact flow measurement methods, presents the non - contact flow measurement methods, and emphases the application of laser doppler anemometry ( lda ) and particle image velocimetry ( piv ) to flow field measurement

    摘要與傳統接觸式流量測試方法相比較，介紹了非接觸式流量測試方法，重點介紹了激光多普勒技術（ lda ）和粒子圖像測試技術（ piv ）在流場測試中運用的原理。
  2. Air is entrained as water jetting into water cushion pool, the gas - liquid two phase flows field are formed. the every phase velocity field are measured by using piv and ptv ( particle tracking velocimetry ) method in the course of jet angle 75and60 in gas - liquid flows of water cushion pool. image house of two phase flows are set up

    西安理工大學碩士學位論文使用數字圖像處理技術中的piv和ptv測速技術就射流入水角75度和60度兩種情況分別測量了水墊塘模型水氣兩相流流場的各相速度場，建立了相應的兩相流流態圖像庫。
  3. Use commercial software numeca to calculate the flow - field of the inlet of the lsc with an insert - board, and analyze the flow - field. also a piv ( particle image velocimetry ) flow - field testing scheme is designed, but have not been carried out for some reasons, for reference only

    同時還利用numeca商業軟體對以這臺壓氣機為模型的進氣道在插板作用下的流場計算及分析，另外還設計了piv流場測量方案，因為種種原因沒有能夠最終進行試驗，僅供參考。
  4. Laser doppler velocimetry : measurement of turbine tip gap by optical fiber probe

    用光纖探頭測量渦輪機葉端間隙
  5. Ldv laser doppler velocimetry

    激光多普勒測速法
  6. With the speedy development of computer and image processing techniques, piv ( particle image velocimetry ) have developed correspondingly

    隨著計算機和圖像處理方法的快速發展，粒子圖像測速法（ particleimagevelocimetry ，簡稱piv ）也得到了相應的發展。
  7. This dissertation work includes two parts : one is two - dimension micro - particle image velocimetry ( mpiv ) measurements of the flow field between two parallel planes. the other is numerical investigation of the laminar flow within the two infinite parallel planes, which has different roughness, by using universal cfd software

    本文工作包括兩部分內容：使用兩維微尺度粒子圖像速度儀（ micro - piv ）對兩平行平板間層流流動進行實驗研究，並應用通用軟體對具有不同相對粗糙度的無限大平行平板間層流流動進行數值模擬。
  8. The turbulence properties of annular space in a cyclone were investigated by using the laser doppler velocimetry

    摘要採用激光多普勒測速系統測試了蝸殼式旋風分離器內的流場，分析了環形空間內的湍流特性。
  9. Application of digital particle image velocimetry technique to study of characteristics of flow fields in flocculation pools

    技術在絮凝池流場特性研究中的應用
  10. Tide simulation is studied by using water level tracking technology, the velocity field and temperature distribution are measured by using automatic velocimetry and temperature sensor

    利用水位跟蹤技術進行了潮汐模擬，採用自動測速、測溫技術進行了流場及溫度場的測量。
  11. Application of ultrasound doppler velocimetry in multiphase flow measurement

    液兩相流測量中的應用
  12. On the measurement of velocities and stress in vortex wave field with particle image velocimetry

    測試渦旋波流場的速度和剪應力分佈
  13. Particle image velocimetry experimental investigation of header configuration on flow maldistribution in plate - fin heat exchanger

    板翅式換熱器封頭內部流場的測量與改進研究
  14. The self - mixing effect is applied to laser - doppler velocimetry ( ldv ) for improving the traditional ldv which has the more complex system

    摘要利用激光自混合技術結合多普勒測速方法，來改進傳統多普勒光路的光路復雜等缺陷。
  15. Flow characteristics of flow field in the header of a plate - fin heat exchanger were investigated with particle image velocimetry ( piv )

    摘要利用粒子圖像測速儀（ piv ） ，對板翅式換熱器封頭結構改進前、后的流場進行了可視化研究分析。
  16. In a reynolds number range of 150 < 6500, a particle image velocimetry ( piv ) is used to measure and visualize the 2d flow over a backward facing step

    摘要利用粒子圖像測速技術（ piv ） ，對雷諾數150 < 6500范圍二維後向臺階的流動進行詳細觀測。
  17. This thesis is aimed to study the flow field in circulating fluidized bed ( cfb ) holier in cold state based on the system of particle image velocimetry ( piv ), several parts are included : the distribution of particles velocity in cfb boiler including radial velocity and axial velocity of particles ; the average radial and axial concentration distribution of particles in cfb boiler ; the average radial and axial size distribution of particles in cfb boiler

    本文採用piv系統對循環流化床鍋爐冷態流場進行了試驗研究，研究的主要內容包括：循環流化床冷態流場粒子的速度分佈特性，包括粒子的徑向速度和軸向速度分佈；循環流化床顆粒的平均濃度沿徑向和軸向分佈特性；循環流化床顆粒平均粒徑的軸向和徑向分佈特性。
  18. This paper presents the software of digital particle image velocimetry ( dpiv ) image processing. the software uses windows xp as its o. s. and matlab as its basic software

    本文以中文xp為操作平臺，以matlab為支撐軟體，利用visualc + + 6 . 0語言開發了數字粒子圖像測速（ dpiv ）圖像處理軟體。
  19. It is applied in studying the gas - solid flow pattern in the cold circulating fluidized beds ( cfb ) boiler with the particle image velocimetry ( piv )

    本文採用自行構建的piv系統對循環流化床冷態流場進行了試驗研究，獲得了不同工況下氣固兩相流動特性。
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