Journal ArticleDOI
The Use of Fibre Optic Techniques for Temperature Measurement
TLDR
The background to fibre optic means of temperature sensing and some recent developments will be reviewed in this paper.Abstract:
The subject area of fibre optic sensing is one in which there has been shown a very rapid expansion of interest over the last few years. Many novel techniques are appearing in the literature and some products are available to the industrial user. The background to fibre optic means of temperature sensing and some recent developments will be reviewed in this paper.read more
Citations
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Book
Fiber optic fluorescence thermometry
TL;DR: In this paper, an introduction to fiber optic fluorescence thermometry is presented, along with an overview of applications and cross-comparisons of fiber optic and rare-earth fiber optic thermometers.
Journal ArticleDOI
Ruby decay‐time fluorescence thermometer in a fiber‐optic configuration
TL;DR: In this article, a fluorescence decay time thermometer using ruby crystal as the transducer material and carefully designed signal processing, with a light-emitting diode source and solid-state optical detection is reported.
Journal ArticleDOI
Fiber optic temperature sensor based on the cross referencing between blackbody radiation and fluorescence lifetime
TL;DR: In this article, a high-temperature optical sensor scheme based on the cross-reference between a fluorescence lifetime measurement and a blackbody radiation measurement is developed. But the measurement resolution over the range and practical applications are discussed.
Patent
Optical system using a luminescent material sensor for measuring very high temperatures
TL;DR: In this paper, a technique of measuring very high temperatures by positioning a blackbody sensor (11) in thermal communication with an environment (15) or object whose temperature is to be measured, communicating infrared emissions having an energy level proportional to such temperature from the sensor to an infrared absorber (19) positioned a distance away from a sensor where the ambient temperature is significantly reduced, and then optically measuring the temperature of the absorber by a technique that uses visible or near visible optical radiation, such as one using a luminescent sensor.
Journal ArticleDOI
Review on an advanced high-temperature measurement technology : the optical fiber thermometry
Yabin Yu,Wan Ki Chow +1 more
TL;DR: Optical fiber thermometry technology for high-temperature measurement is briefly reviewed in this paper, where the principles, characteristics, recent progresses and advantages of the technology are described, and examples of using optical fiber thermometers are introduced.
References
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Journal ArticleDOI
Distributed temperature sensor using Nd3+ -doped optical fibre
TL;DR: In this paper, temperature distribution with an Nd3+-doped multimode optical fiber was measured to an accuracy of 2°C over the range -50°C to +100°C.
Journal Article
Coherent optical-fibre sensors with modulated laser sources
TL;DR: In this paper, the authors describe a system whereby source modulation may be used to determine the state of a remote interferometer accurately and unambiguously over phase modulations from a fraction of an optical wavelength to tens or even hundreds of wavelengths.
Journal ArticleDOI
Fiber-optic instrument for temperature measurement
TL;DR: In this article, a fiber-optic measurement instrument for temperature was constructed consisting of a small sensor responding to optical absorption change in a semiconductor, and a unique signal processing system with two different-wavelength light emitting diodes (LED's).
Journal ArticleDOI
Fluorescent decay thermometer with biological applications
R. R. Sholes,J. G. Small +1 more
TL;DR: The time constant for fluorescent decay of the red R lines of Ruby has previously been shown to be a monotonic function of temperature over a range of more than 200°C.
Journal ArticleDOI
Coherent optical-fibre sensors with modulated laser sources
TL;DR: In this paper, the authors describe a system whereby source modulation may be used to determine the state of a remote interferometer accurately and unambiguously over phase modulations from a fraction of an optical wavelength to tens or even hundreds of wavelengths.