Concentration and composition measurement of sprays with a global rainbow technique

X Wu, Y Wu, S Saengkaew… - Measurement …, 2012 - iopscience.iop.org
Applications of the global rainbow technique to measure the concentration of a sprayed bi-
component solution or the composition and the relative proportions of two sprays of different …

Rainbow refractometry using partial rainbow signals

C Li, W Peng, Y Kang, X Fan, X Huang, N Li… - Optics & Laser …, 2023 - Elsevier
Rainbow refractometry can offer simultaneous measurement of refractive index and size of
droplets and has recently undergone interesting developments in spray measurement …

Mixing ratio measurement in multiple sprays with global rainbow refractometry

Y Wu, C Li, J Cao, X Wu, S Saengkaew, L Chen… - … Thermal and Fluid …, 2018 - Elsevier
Spray mixing of multiple sprays is commonly encountered in industrial applications. In the
mixed droplet field, it is of interest while still challenging to quantify the mixing ratios of …

Application of global rainbow technique in sprays with a dependence of the refractive index on droplet size

S Saengkaew, V Bodoc, G Lavergne, G Grehan - Optics Communications, 2013 - Elsevier
In liquid combustion, the evaporation process is one of the key parameters which controls
combustion efficiency. To understand the combustion process, and to be able to develop an …

Processing of individual rainbow signals

S Saengkaew, T Charinpanikul, C Laurent, Y Biscos… - Experiments in …, 2010 - Springer
The characterization of droplets under evaporation is still a challenge, especially to evaluate
the droplet temperature. A promising technique is rainbow refractometry, which determines …

An improved global rainbow refractometry for spray droplets characterization based on five-point method and optimization process

F Song, P Yang, C Xu, S Wang - Flow Measurement and Instrumentation, 2014 - Elsevier
Atomization and spray is now widely used in many industrial fields. On-line measurement of
the size distribution, temperature, and component concentration of the spray droplets is very …

Global rainbow thermometry: improvements in the data inversion algorithm and validation technique in liquid-liquid suspension

MR Vetrano, JPAJ van Beeck, ML Riethmuller - Applied optics, 2004 - opg.optica.org
Improvements on the validation of a nonintrusive laser-based measurement technique are
presented. This new technique, called global rainbow thermometry (GRT), is capable of …

Theoretical investigation of global rainbow refractometry in spray combustion of polydisperse microdroplets

MFB Stodt, T Wriedt, J Kiefer… - Journal of Modern …, 2021 - Taylor & Francis
Global rainbow refractometry (GRR) is an important technique for temperature
measurements of droplets and has been applied to a wide field of technical sprays. In this …

Using minimum deviation of a secondary rainbow and its application to water analysis in a high-precision, refractive-index comparator for liquids

H Hattori, H Yamanaka, H Kurniawan, S Yokoi… - Applied …, 1997 - opg.optica.org
A new method for measuring the refractive-index difference of a liquid has been developed.
The liquid to be measured is contained in a 60-mm-diameter, cylindrical glass cell, and a He …

In-situ characterization of gas-liquid precipitation reaction in a spray using rainbow refractometry

X Wu, C Li, J Cao, Y Zhang, L Chen… - Journal of Zhejiang …, 2018 - jzus.zju.edu.cn
Gas-liquid precipitation reactions in terms of a spray exist widely in energy, chemical, and
environmental engineering. In this paper, a rainbow refractometry-based method is used to …