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IEC 60247 Insulating liquids - Measurement of relative permittivity, dielectric
IEC 60247 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan δ) and d.c. resistivity5 Apparatus5.1 Test cellThe same test cell can be used for measurements of permittivity, tan δ and d.c. resistivity. A cell suitable for these purposes shall meet the following ...
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IEC 60247 Insulating liquids - Measurement of relative permittivity, dielectric
IEC 60247 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan δ) and d.c. resistivity4 GeneralPermittivity, tan δ and resistivity, either separately or together, are important indicators of the intrinsic quality and degree of contamination of an insulating ...
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IEC 60247 Insulating liquids - Measurement of relative permittivity, dielectric
IEC 60247 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan δ) and d.c. resistivity1 ScopeThis International standard describes methods for the determination of the dielectric dissipation factor (tan δ), relative permittivity and d.c. resistivity of any insulating ...
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ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of
ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity13 Expression of resultsReport the test results for kinematic viscosity and/or dynamic viscosity to four significant figures, together with the test temperature.14 Precision14.1 ...
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ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of
ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity8 General procedure for kinematic viscosity determination8.1 Adjust and maintain the viscometer bath at the required test temperature within the limits given in 6.3, ...
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ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of
ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity7 Calibration and verification7.1 Verify the viscometer calibration following the laboratory procedure using a certified viscosity reference standard (5.5). If the measured ...
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ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of
ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity5 Reagents and materials5.1 Chromic acid cleaning solution, or a nonchromium-containing, strongly-oxidizing acid cleaning solution.WARNING - Chromic acid is a health ...
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ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of
ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity1 ScopeThis International Standard specifies a procedure for the determination of the kinematic viscosity, v, of liquid petroleum products, both transparent and opaque, ...
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ASTM D7844 Standard Test Method for Condition Monitoring of Soot in In-Service L
ASTM D7844 Standard Test Method for Condition Monitoring of Soot in In-Service Lubricants by Trend Analysis using Fourier Transform Infrared (FT-IR) Spectrometry 11. Reporting11.1 Trending - Data shall be recorded and reported at selected time intervals during the lubricant's life. Ideally, soot values ...
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ASTM D7844 Standard Test Method for Condition Monitoring of Soot in In-Service L
ASTM D7844 Standard Test Method for Condition Monitoring of Soot in In-Service Lubricants by Trend Analysis using Fourier Transform Infrared (FT-IR) Spectrometry 10. Procedure and Calculation10.1 Collect a background spectrum according to the procedure specified in Standard Practice D7418.10.2 Collect ...
