BS ISO 23978:2020
$142.49
Natural gas. Upstream area. Determination of composition by Laser Raman spectroscopy
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 26 |
This document describes a laser Raman spectroscopy method for the quantitative determination of chemical composition of natural gas in upstream area.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | National foreword |
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Principle 4.1 Working principle of the laser Raman analyser |
| 11 | 4.2 Calculation 5 Instruments 5.1 Laser Raman gas analyser |
| 12 | 5.2 Laser specifications 5.3 Detection module 5.4 Signal processing and user interface 5.5 Sample filtration and probe 5.6 Gas pressure regulator |
| 13 | 5.7 Sulfur compound absorber 6 Reagents and materials 6.1 Zero gas 6.2 Base span calibration gases 6.3 Working span calibration gases 7 Measurement procedures 7.1 preparation |
| 14 | 7.2 Calibration 7.2.1 Calibration frequency 7.2.2 Calibration procedure 7.2.3 Zero calibration 7.2.4 Base span calibration 7.2.5 Working span calibration 7.3 Sampling and sample analysis |
| 15 | 7.4 Data record 8 Repeatability 9 Uncertainty evaluation 9.1 General 9.2 Uncertainty of Ii and IRi |
| 16 | 9.3 Uncertainty of CRi 9.4 Uncertainty of result |
| 17 | 10 Test report |
| 18 | Annex A (informative) Statistical procedure for estimation of the repeatability |
| 25 | Bibliography |
