piv

美 　英

• 網(wǎng)絡(luò)粒子圖像測(cè)速(Particle Image Velocimetry)；粒子圖像測(cè)速儀；粒子圖像測(cè)速技術(shù)

例句

Three-dimensional PIV of a free jet is given by means of the photogrammetry and image processing.

應(yīng)用攝影測(cè)量和圖像處理技術(shù)對(duì)自由射流的三維速度場(chǎng)進(jìn)行了PIV測(cè)量。

This confirms that the PIV system can be applied to measure the instantaneous volume flow rate and investigate the unsteady characteristics.

PIV技術(shù)可用于瞬時(shí)體積流量的測(cè)量以及流場(chǎng)非穩(wěn)態(tài)特性的研究。

This paper studies Particle Image Velocimetry (PIV) and its image measurement techniques in propellant application system.

本文探討二維粒子圖象測(cè)速（PIV）技術(shù)在應(yīng)用系統(tǒng)中的研究與實(shí)現(xiàn)。

A submerged dike was also simulated using large eddy simulation and the results were compared to a flow field PIV experiment.

通過(guò)采用LES，本文對(duì)潛堤附近波浪場(chǎng)及其流動(dòng)特性進(jìn)行了三維模擬，并與PIV實(shí)驗(yàn)結(jié)果進(jìn)行了對(duì)比。

Particle Image Velocimetry(PIV) technology is applied to measure the wake flow field in the longitudinal symmetry plane of a car-like body.

運(yùn)用粒子圖像測(cè)速（PIV）技術(shù)對(duì)某類車體縱對(duì)稱面內(nèi)的尾部流場(chǎng)進(jìn)行測(cè)量；

These conclusions also have been validated by our experiments of acoustical excitation and PIV measurement.

環(huán)形葉柵聲激勵(lì)和PIV測(cè)量的實(shí)驗(yàn)結(jié)果亦證實(shí)了這一結(jié)論。

The simulation results agreed with the experimental results of hot wire anemometer and particle image velocimetry (PIV).

模擬結(jié)果與采用熱線風(fēng)速儀以及激光粒子成像技術(shù)（PIV）測(cè)定的實(shí)驗(yàn)結(jié)果基本吻合。

The characteristics of the time-averaged flow field structure from the transient flow data by PIV are analyzed.

分析了瞬時(shí)數(shù)據(jù)時(shí)均化后的時(shí)均流場(chǎng)結(jié)構(gòu)特性；

The paper presents some research works on the internal flow shock wave measurement of transonic compressor by PIV technique.

在跨音壓氣機(jī)試驗(yàn)臺(tái)上進(jìn)行了用PIV技術(shù)測(cè)量內(nèi)流激波結(jié)構(gòu)的試驗(yàn)研究。

The interstage flow field is analyzed by means of noncontact measuring and visualization device, such as PIV laser velocimeter.

采用不接觸測(cè)量，如PIV激光測(cè)速等可視化測(cè)量手段，便于對(duì)級(jí)間流場(chǎng)的分析研究。

There are many difficulties for PIV technique application in towing tank.

（粒子圖像測(cè)速）術(shù)在拖曳水池中的應(yīng)用面臨諸多困難。

PIV technology is applied in the experiment to measure the flow field of the rivulet.

采用了PIV技術(shù)對(duì)溝流流場(chǎng)進(jìn)行了測(cè)量。

Flow around a circular cylinder at Re=500 in wind tunnel is measured by using 2-frame cross-correlation Particle Image Velocimetry (PIV).

利用粒子圖像速度場(chǎng)儀（PIV）的2幀互相關(guān)技術(shù)，在風(fēng)洞中測(cè)量雷諾數(shù)為500的圓柱繞流。

Based on the principle of PIV test, with tracing particles, the highspeed camera was adopted to record velocity field.

根據(jù)二維PIV測(cè)試技術(shù)的原理，用高速攝像儀對(duì)各加熱段爐膛進(jìn)行示蹤粒子拍攝和速度分布測(cè)量。

Another PIV post-process method was also innovatively proposed, which was extract vorticity directly from particle images.

本項(xiàng)目還創(chuàng)新性地提出了從粒子圖像中直接測(cè)量渦量的PIV后處理方法。

In this paper, PIV(Particle Image Velocimetry) is applied to study the characteristic of in-cylinder flow field under different valve lifts.

本文采用粒子圖像測(cè)速技術(shù)研究了汽油機(jī)在不同氣門(mén)升程下的氣體流動(dòng)規(guī)律。

An experimental study of silt abrasion on the surface of hydrofoil and flow measurement by PIV

翼型表面磨損破壞試驗(yàn)和流場(chǎng)PIV測(cè)試

An experimental method for evaluating the PIV measurement error and its application in optimizing PIV experiment parameters

PIV系統(tǒng)測(cè)量誤差的實(shí)驗(yàn)評(píng)價(jià)方法以及實(shí)驗(yàn)參數(shù)的優(yōu)化

Experimental Study of Reverse Flow Combustion in A Turbulent Flow Field Using PIV

回流燃燒湍流流場(chǎng)激光可視化實(shí)驗(yàn)

PIV Investigation of the Internal Flow in an Axial Flow Compressor Rotor under Inlet Distortion

進(jìn)口畸變條件下軸流壓氣機(jī)轉(zhuǎn)子內(nèi)流的PIV研究

The preparation of tracer particles with excellent scattering performance used in PIV experiment

一種高散射率PIV實(shí)驗(yàn)用示蹤粒子的制備

A Study of the Velocity Field Between a Gas Turbine Runner and Guide Vane Wheel with the Use of PIV Measurement Method

用PIV測(cè)量法研究燃?xì)廨啓C(jī)葉輪與導(dǎo)葉輪間流體的速度場(chǎng)

Study of the outlet flow field in twin-channel combustors with PIV technology

PIV技術(shù)在雙通道燃燒器出口流場(chǎng)研究中的應(yīng)用

The characteristics of the tracer particles used in water flow field for PIV system

水流場(chǎng)PIV測(cè)試系統(tǒng)示蹤粒子特性研究

Investigation of Unsteady Flow Control in an Annular Compressor Cascade Using PIV

環(huán)形擴(kuò)壓葉柵流動(dòng)非定常控制方法的PIV研究

Estimation the turbulent dissipation rate in a horizontal rectangular duct by large eddy PIV method

大渦PIV方法測(cè)量水平矩形槽道內(nèi)湍流耗散率

Measurement of Concentration of Sorbent Particles and Water Droplets in Hydration Desulfurization Reactor with PIV

增濕活化脫硫反應(yīng)器中脫硫劑顆粒和霧化水滴數(shù)量濃度的PIV測(cè)量

Experimental study of flow field in twin circular synthetic jet arrays using PIV

雙圓形出口零質(zhì)量射流組的流場(chǎng)結(jié)構(gòu)PIV實(shí)驗(yàn)研究

PIV Velocity Field Measurement of a Double Pass Burner for Pulverized Coal

雙通道煤粉燃燒器冷態(tài)流場(chǎng)的PIV測(cè)量

Discussion on algorithm in PIV measurement to the velocity field of the dilute phase particle in two-phase flow

適用于兩相流稀相微粒速度場(chǎng)測(cè)量的算法探討

The investigation of tip leakage flow of an axial fan by PIV

采用PIV研究軸流風(fēng)機(jī)葉頂泄漏流動(dòng)

Visualization of the Precessing Vortex Core in a Cyclone Separator by PIV

旋風(fēng)分離器內(nèi)旋進(jìn)渦核的PIV顯示

PIV measurement of the flow with small discharge in a francis turbine draft tube

小流量下尾水管錐管內(nèi)流的PIV測(cè)試試驗(yàn)研究

PIV Technology and Its Application in Blowing Sand Boundary Layer Research

PIV技術(shù)及其在風(fēng)沙邊界層研究中的應(yīng)用

PIV Measurements of the Impact of Rotation on the Flow Fields In a Gas-cooled Turbine

旋轉(zhuǎn)對(duì)氣冷渦輪內(nèi)部流場(chǎng)影響的PIV測(cè)量

Digital PIV measurements of flow fields in a tank stirred by a Ruston turbine

渦輪槳攪拌槽內(nèi)流場(chǎng)的數(shù)字PIV測(cè)量

Numerical Simulation and PIV Measurement about Turbulent Flow Field in Centrifugal Impeller

離心式葉輪內(nèi)紊流流場(chǎng)數(shù)值分析及PIV測(cè)試

Application of PIV technique in unsteady characteristics research of streak wing leading vortex

邊條翼前緣渦非定常渦場(chǎng)特性研究中PIV技術(shù)的應(yīng)用

The instantaneous measurements of particle concentration in gas-solid two phase flow using PIV technique

應(yīng)用PIV技術(shù)對(duì)氣固兩相流粒子濃度場(chǎng)的瞬時(shí)測(cè)量

An Experimental Method for Evaluating the PIV Measure Errors and PIV Application in Diesel Spray Measurement

PIV系統(tǒng)測(cè)量誤差的實(shí)驗(yàn)評(píng)價(jià)及在柴油機(jī)噴霧測(cè)量上的應(yīng)用