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GB/T 34580-2017 English PDF

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GB/T 34580-2017: Standard test method for measurement of lubricant generated insoluble color-bodies in in-service turbine oils -- Membrane patch colorimetry
Status: Valid

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB/T 34580-2017	English	119	Add to Cart	3 days [Need to translate]	Standard test method for measurement of lubricant generated insoluble color-bodies in in-service turbine oils -- Membrane patch colorimetry	Valid	GB/T 34580-2017

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Basic data

Standard ID	GB/T 34580-2017 (GB/T34580-2017)
Description (Translated English)	Standard test method for measurement of lubricant generated insoluble color-bodies in in-service turbine oils -- Membrane patch colorimetry
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	E34
Classification of International Standard	75.100
Word Count Estimation	6,664
Date of Issue	2017-09-29
Date of Implementation	2018-04-01
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34580-2017: Standard test method for measurement of lubricant generated insoluble color-bodies in in-service turbine oils -- Membrane patch colorimetry

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Standard test method for measurement of lubricant generated insoluble colorbodies in in-service turbine oils - Membrane patch colorimetry ICS 75.100 E34 National Standards of People's Republic of China Turbine oil in the operation of the insoluble colored material Determination of the method of colorimetry 2017-09-29 Posted 2018-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Method Summary 2 5 instrument 2 6 Reagents 2 Sample preparation 2 8 Test Procedure 2 9 Results Calculation 3 10 report 3 11 precision 3

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the China Electricity Council. This standard by the National Electrochemical Standardization Technical Committee (SAC/TC322) centralized. The main drafting unit of this standard. Guangdong Power Grid Co., Ltd. Electric Power Research Institute, the State Grid Power Company of Zhejiang Province Electric Power Research Institute. Participated in the drafting of this standard. Guangzhou Institute of Mechanical Science Co., Ltd.. The main drafters of this standard. Qian Yihua, Ming Julan, Chen Tiansheng, Liu Shi, Fan Shengping, Liu Shiyun, Fu Qiang, Zhang Hongliang, Ma Cunren, Wang Wei Xia, Meng Jian, Qian Zhou Hai, He Shi, Deng Xiaohua. Turbine oil in the operation of the insoluble colored material Determination of the method of colorimetry

1 Scope

This standard specifies the method of determination of the operation of the turbine oil insoluble matter. This standard applies to the determination of the color of insoluble matter in the turbine oil without added dye operation, phosphoric acid anti-fuel colored Solubility determination of chromogenic can also refer to the use.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. Electric power oil (mineral insulating oil, turbine oil) sampling method ASTMD7843-2012 Turbine oil in the operation of the determination of color insoluble substances in the membrane colorimetry (StandardTest Method for Measurement of Civilized GeneratedInsolubleColorBodiesinIn-ServiceTurbineOils usingMembranePatchColorimetry)

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 CIELAB Chromaticity CIELABcolorscales CIELAB color a *, b *, L * three parameters that. a * is positive in the red direction and negative in the green direction; b * is in the yellow direction Positive, blue negative; L * positive in bright, dark negative. 3.2 Colorimetry colorimetry The method of determining the content of a test component by comparing or measuring the color depth of a colored substance. 3.3 Diaphragm color membranecolor Chroma retained on the filter membrane. 3.4 Varnish varnish A thin, hard, shiny, oil-insoluble deposit. This deposit consists mainly of organic residues and is available in color definition. Note. It can not be easily wiped off with a clean, soft, dry, dust-free wipe. It may vary in color, but usually shows gray, brown or amber Amber 3.5 Trictimulusvalues tristimulusvalues The tristimulus value is the amount of irritation that causes the human retina to feel three primary colors of a certain color.

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