This system uses Rui Ke's semiconductor laser to generate temperature excitation as heating source of sensor calibrated. The performances of the semiconductor ...

A novel optical heterodyne system with a distributed Bragg reflector (DBR) tunable laser is proposed, and an efficient calibration method is also put forward ...

Jun 25, 2020 · In this paper, a dynamic calibration system for the thermocouple was built. In the system, a high power laser was used to generate pulse temperature excitation.

Lasers using the carbon dioxide medium can be excited by using radio frequency energy as well. For very high power lasers, excitation occurs by flowing together ...

To achieve well-defined heating and transient thermal probing, a single, modulated laser beam is used for both material heating and Raman excitation/thermal ...

The calibration of the sensor is very important to improve the accuracy and reliability of the heat flow measurement results in the aerodynamic heat and thermal ...

A high frequency modulated high power CO2 laser is used as the excitation source to heat up the sensor under test. On the surface of the sensor a fast ...

Feb 21, 2023 · This study investigated the dynamic characteristics of thermocouples by using double-pulse laser excitation for dynamic temperature calibration ...

An optical diagnostic, based on laser-induced fluorescence (LIF), has been developed for on-engine measurements of real-time fuel dilution of engine oil or ...

Jul 15, 2022 · This paper mainly studies the model design of a thin-film heat-flux sensor (TFHFS), and focuses on the comparison of three dynamic calibration methods.