An effective thermal conductivity measurement system
Abstract
In the technical literature, there is a lack of reliable thermal parameters and, often, it is necessary to do in situ measurements for every particular material. An effective thermal conductivity measurement system has been designed and implemented to provide reliable and accurate values for that thermal parameter. The thermal conductivity of a given material is deduced from thermal resistance differential measurements of two samples. All parts of the implemented system as well as practical and theoretical solutions are described, including a power controller circuit exclusively conceived for this application. Experimental considerations to reduce the measurement error are exposed, as well as some results obtained for three different materials.
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Heat flow through MLI blankets can be calculated by using a calibrated rod provided that the cold boundary exchanges heat with the calibrated rod and 1st stage thermal shield only.
“As is shown in figure 1, heat flow through MLI blankets can be calculated by using a calibrated rod provided that the cold boundary exchange heat with calibrated rod and 1 st stage thermal shield only.”
From Design of a multi-layer insulation(MLI) measurement system with a G-M cryocooler (2019) · cites this paper as [8]
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Design of a multi-layer insulation(MLI) measurement system with a G-M cryocooler
Li, X., Xu, D., Shen, F., Liu, H., & Li, L. (2019) · IOP Conference Series: Materials Science and Engineering · doi:10.1088/1757-899x/502/1/012075 · Cited by 7 · see citing works
- Authors
- Madrid, F., Jordà, X., Vellvehi, M., Guraya, C., Coleto, J., & Rebollo, J.
- Affiliations
- Universitat Autònoma de Barcelona (ES)
- FUNDACION INASMET Mikeletegi Pasealekua, 2, Parque Tecnológico-Teknologi Parkea, E-20009 Donostia-San Sebastián (Gipuzkoa), Spain
- Venue
- Review of Scientific Instruments
- Publisher
- AIP Publishing
- Published
- 2004-11-01
- Volume
- 75
- Issue
- 11
- Pages
- 4505-4510
- ISSN
- 0034-6748 (ISSN-L)
- 1089-7623
- OpenAlex
- W2060886014
- Cited by
- 9
- References
- 0
- Citations by year
- 2019: 1 · 2017: 1 · 2016: 1 · 2014: 1 · 2013: 2
- FWCI
- 0.42
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- Review of Scientific Instruments (publishedVersion)
- TECNALIA Publications (Fundación TECNALIA Research & Innovation) (submittedVersion, public-domain)
- Funders
- Comisión Interministerial de Ciencia y Tecnología
- Topics
- Physical Sciences › Materials Science › Materials Chemistry › Thermal properties of materials
- Physical Sciences › Engineering › Computational Mechanics › Heat Transfer and Numerical Methods
- Physical Sciences › Engineering › Mechanical Engineering › Mechanical and Thermal Properties Analysis
- Keywords
- effective thermal conductivity, thermal conductivity measurement, thermal resistance, measurement error reduction, in situ thermal measurement
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Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.
Statistics and arithmetic are recomputed, not judged.
Confidence bands are shown only for fields calibrated on our annotated test set. None is calibrated yet, so no band is shown.
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