Multispectral pyrometer for high temperature measurements inside combustion chamber of gas turbine engines

MV Mekhrengin, IK Meshkovskii, VA Tashkinov… - Measurement, 2019 - Elsevier
Currently, the solution for the problem of temperature measurement of the gas phase of
combustion products inside the combustion chambers of gas turbine engines is still in …

Energy release pathways in nanothermites follow through the condensed state

RJ Jacob, G Jian, PM Guerieri, MR Zachariah - Combustion and Flame, 2015 - Elsevier
Nanothermite reactions are mechanistically not well understood, due to their ultra-fast
transient nature, and the complexity of probing both the vapor-phase and condensed-state …

Catalyzing aluminum particle reactivity with a fluorine oligomer surface coating for energy generating applications

J McCollum, ML Pantoya, ST Iacono - Journal of Fluorine Chemistry, 2015 - Elsevier
Exothermic surface reaction between fluorine from a fluorine-containing polymer and the
alumina (Al 2 O 3) monolayer shell surrounding aluminum (Al) fuel particles promotes …

Temperature measurements using multicolor pyrometry in thermal radiation heating environments

T Fu, J Liu, M Duan, A Zong - Review of Scientific Instruments, 2014 - pubs.aip.org
Temperature measurements are important for thermal-structural experiments in the thermal
radiation heating environments such as used for thermal-structural stress analyses. This …

Temperature measurements of high-temperature semi-transparent infrared material using multi-wavelength pyrometry

T Fu, J Liu, J Tang, M Duan, H Zhao, C Shi - Infrared Physics & Technology, 2014 - Elsevier
Temperature measurements inside semi-transparent materials are important in many fields.
This study investigates the measurements of interior temperature distributions in a one …

Subpixel temperature measurements in plasma jet environments using high-speed multispectral pyrometry

T Fu, J Liu, M Duan, S Li - Journal of Heat Transfer, 2018 - asmedigitalcollection.asme.org
A high-speed (2 kHz) near-infrared (1.0–1.65 μ m) multispectral pyrometer was used for
noninvasive measurements of the subpixel temperature distribution near the sharp leading …

Spectral stray light effect on high-temperature measurements using a near-infrared multi-wavelength pyrometer

T Fu, M Duan, J Liu, T Li - Infrared Physics & Technology, 2014 - Elsevier
The spectral stray light is a major, non-negligible error source affecting spectral intensity
measurements for optical instruments. The purpose of this study is to investigate the effects …

Radiation temperature measurement method for semitransparent materials using one-channel infrared pyrometer

T Fu, J Liu, A Zong - Applied Optics, 2014 - opg.optica.org
Semitransparent zinc sulfide (ZnS) crystal materials are widely used as the infrared-
transmitting windows for optical instruments operating in long wavelengths. This paper …

Effects of rheological properties on reactivity of energetic thin films

KA Meeks, BR Clark, JE Cano, CA Apblett… - Combustion and …, 2015 - Elsevier
Magnesium (Mg) and manganese dioxide (MnO 2) powders were mixed with polyvinylidene
fluoride (PVDF) binder and n-methyl pyrrolidone (NMP) solvent and blade cast onto …

32-channel pyrometer with high dynamic range for studies of shocked nanothermites

WP Bassett, DD Dlott - AIP Conference Proceedings, 2017 - pubs.aip.org
A 32-channel optical pyrometer has been developed for studying temperature dynamics of
shock-initiated reactive materials with one nanosecond time resolution and high dynamic …