E24 天然气 标准查询与下载



共找到 630 条与 天然气 相关的标准,共 42

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Code D Installation Du Gaz Naturel Pour Les Vehicules Premiere Edition

ICS
CCS
E24
发布
2001-06-01
实施

This International Standard describes the principles of, and general requirements for, two gravimetric methods for the determination of the potential hydrocarbon liquid content of natural gas, or similar gas, at a given pressure and temperature. Two methods are specified in this International Standard to determine the amount of condensate in a sample gas: — Method A: a manual weighing method; — Method B: an indirect automatic weighing method based on the indication of the pressure difference caused by the accumulation of condensate in a vertical tube. The manual weighing method is a reference method for the indirect automatic method (Method B). The indirect automatic method (Method B) is suitable for semi-continuous control. NOTE Unless otherwise specified, gas volumes are in cubic metres at 273,15 Kand 101,325 kPa.

Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods

ICS
75.060
CCS
E24
发布
2001-06
实施

This part of ISO 6974 describes the data processing for the tailored analysis of natural gas. It includes the determination of the measuring system characteristics and the statistical approach to data handling and error calculation with the aim of defining the uncertainty in the mole fractions of the component measured. This part of ISO 6974 is only applicable in conjunction with part 1 of ISO 6974.

Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 2: Measuring-system characteristics and statistics for processing of data

ICS
75.060
CCS
E24
发布
2001-02
实施

This Standard specifies minimum requirements for a supplier’s Quality Assurance Program-Category 3. The supplier is responsible for planning and developing a program aimed primarily at controlling inspection and test verifications which (a) assure that

Liquefied natural gas (LNG): Production, storage and Shipping.Seventh Edition.Update No 1

ICS
CCS
E24
发布
2001-01-01
实施

The document is to provide concise guidelines for the collection, conditioning and handling of representative samples of processed natural gas streams. It also contains guidelines for sampling strategy, probe location and the handling and design of sampling equipment.

Natural gas - Sampling guidelines (ISO 10715:1997); German version EN ISO 10715:2000

ICS
75.060
CCS
E24
发布
2000-09
实施

This part of ISO 6974 describes a gas chromatographic method for the quantitative determination of natural gas constituents using a two-column system. This method is applicable to determinations made in on-line processes or in the laboratory. It is applicable to the analysis of gases containing constituents within the mole fraction ranges given in Table 1. These ranges do not represent the limits of detection, but the limits within which the stated precision of the method applies. Although one or more components in a sample may not be detected present, the method can still be applicable. This part of ISO 6974 is only applicable if used in conjunction with parts 1 and 2 of ISO 6974. NOTE 1 Oxygen is not a normal constituent of natural gas and would not be expected to be present in gas sampled for an on-line instrument. If any oxygen is present as a result of air contamination, it will be measured with the nitrogen. The resulting (nitrogen + oxygen) value will be in error to a small extent because of the slight difference between detector responses for oxygen and nitrogen. Nonetheless, the result for the natural gas/air mixture will be reasonably accurate since neither component contributes to the calorific value. NOTE 2 The content of helium and argon are assumed to be negligible and unvarying such that helium and argon need not be determined.

Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns

ICS
75.060
CCS
E24
发布
2000-08-15
实施
2000-08-15

This part of ISO 6974 describes a gas chromatographic method for the quantitative determination of natural gas constituents using a three-column system. This method is applicable to natural gases of limited range, on-line and automatically calibrating on a regular basis for gas samples not containing any hydrocarbon condensate and/or water. It is applicable to the analysis of gases containing constituents within the mole fraction ranges given in Table 1. These ranges do not represent the limits of detection, but the limits within which the stated precision of the method applies. Although one or more components in a sample may not be detected present, the method can still be applicable. This part of ISO 6974 is only applicable if used in conjunction with parts 1 and 2 of ISO 6974. NOTE 1 Hydrocarbons higher than n-pentane are expressed as the "pseudo-component" C6+ which is measured as one composite peak and calibrated as such. The properties of C6+ are calculated from detailed analyses of the individual C6 and higher hydrocarbons by extended analysis or from historical data. NOTE 2 Oxygen is not a normal constituent of natural gas and would not be expected to be present in gas sampled for an on-line instrument. If any oxygen is present as a result of air contamination, it will be measured with the nitrogen. The resulting (nitrogen + oxygen) value will be in error to a small extent because of the slight difference between detector responses for oxygen and nitrogen. Nonetheless, the result for the natural gas/air mixture will be reasonably accurate since neither component contributes to the calorific value. NOTE 3 The content of helium and argon are assumed to be negligible and unvarying such that helium and argon need not be determined.

Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line process application using three columns

ICS
75.060
CCS
E24
发布
2000-08-15
实施
2000-08-15

This part of ISO 6974 describes a gas chromatographic method for the quantitative determination of the content of helium, hydrogen, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons in natural gas samples using two packed columns. This method is applicable to determinations made in on-line processes or in the laboratory. It is applicable to the analysis of gases containing constituents within the mole fraction ranges given in Table 1 and which do not contain any hydrocarbon condensate. These ranges do not represent the limits of detection, but the limits within which the stated precision of the method applies. Although one or more components in a sample may not be detected present, the method can still be applicable. This part of ISO 6974 is only applicable in conjunction with parts 1 and 2 of ISO 6974.

Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns

ICS
75.060
CCS
E24
发布
2000-08-15
实施
2000-08-15

The aim of this International Standard is to provide manufacturers, vehicle operators, fuelling station operators and others involved in the compressed-natural-gas vehicle industry with information on the fuel quality for natural gas vehicles (NGVs) required to develop and operate compressed-natural-gas vehicle equipment successfully. Fuel meeting the requirements of this International Standard should: a) provide for the safe operation of the vehicle and associated equipment needed for its fuelling and maintenance; b) protect the fuel system from the detrimental effects of corrosion, poisoning, and liquid or solid deposition; c) provide satisfactory vehicle performance under any and all conditions of climate and driving demands. Some aspects of this International Standard may also be applicable for the use of natural gas in stationary combustion engines.

Natural gas - Designation of the quality of natural gas for use as a compressed fuel for vehicles

ICS
75.060
CCS
E24
发布
2000-06
实施

The document provides general guidelines on the implementation and application of traceability concepts in the analysis of natural gas. Its purpose is to lay down the foundations for the development of specific traceability protocols in other international standards for natural gas analysis.

Natural gas - Guidelines to traceability in analysis (ISO 14111:1997); German version EN ISO 14111:1999

ICS
75.060
CCS
E24
发布
2000-06
实施

This standard specifies the tests to be carried out in order to assess the suitability of LNG sampling systems designed to determine the composition of Liquefied Natural Gas, in combination with an analytical device such as a chromatograph.

Installations and equipment for liquefied natural gas - Suitability testing of LNG sampling systems

ICS
75.200
CCS
E24
发布
2000-05-15
实施
2000-05-15

This part of ISO 6974 describes a gas chromatographic method for the quantitative determination of natural gas constituents using a three-column system. This method is applicable to natural gases of limited range, on-line and automatically calibrating on a regular basis for gas samples not containing any hydrocarbon condensate and/or water. It is applicable to the analysis of gases containing constituents within the mole fraction ranges given in Table 1. These ranges do not represent the limits of detection, but the limits within which the stated precision of the method applies. Although one or more components in a sample may not be detected present, the method can still be applicable. This part of ISO 6974 is only applicable if used in conjunction with parts 1 and 2 of ISO 6974. NOTE 1 Hydrocarbons higher than n-pentane are expressed as the "pseudo-component" C6+ which is measured as one composite peak and calibrated as such. The properties of C6+ are calculated from detailed analyses of the individual C6 and higher hydrocarbons by extended analysis or from historical data. NOTE 2 Oxygen is not a normal constituent of natural gas and would not be expected to be present in gas sampled for an on-line instrument. If any oxygen is present as a result of air contamination, it will be measured with the nitrogen. The resulting (nitrogen + oxygen) value will be in error to a small extent because of the slight difference between detector responses for oxygen and nitrogen. Nonetheless, the result for the natural gas/air mixture will be reasonably accurate since neither component contributes to the calorific value. NOTE 3 The content of helium and argon are assumed to be negligible and unvarying such that helium and argon need not be determined.

Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 5: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line process application usi

ICS
75.060
CCS
E24
发布
2000-04-01
实施

This part of ISO 6974 gives guidelines for the quantitative analysis of natural-gas-containing constituents within the application ranges given in Table 1. Individual methods, as described in part 3 and subsequent parts of ISO 6974, may have more restricted application ranges than those in Table 1, but in all cases they will fall within this overall scope of the ranges given.

Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 1: Guidelines for tailored analysis

ICS
75.060
CCS
E24
发布
2000-04
实施

This part of ISO 6974 describes a gas chromatographic method for the quantitative determination of the content of helium, hydrogen, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons in natural gas samples using two packed columns. This method is applicable to determinations made in on-line processes or in the laboratory. It is applicable to the analysis of gases containing constituents within the mole fraction ranges given in Table 1 and which do not contain any hydrocarbon condensate. These ranges do not represent the limits of detection, but the limits within which the stated precision of the method applies. Although one or more components in a sample may not be detected present, the method can still be applicable. This part of ISO 6974 is only applicable in conjunction with parts 1 and 2 of ISO 6974.

Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns

ICS
75.060
CCS
E24
发布
2000-04
实施

This part of ISO 6974 describes a gas chromatographic method for the quantitative determination of natural gas constituents using a two-column system. This method is applicable to determinations made in on-line processes or in the laboratory. It is applicable to the analysis of gases containing constituents within the mole fraction ranges given in Table 1. These ranges do not represent the limits of detection, but the limits within which the stated precision of the method applies. Although one or more components in a sample may not be detected present, the method can still be applicable. This part of ISO 6974 is only applicable if used in conjunction with parts 1 and 2 of ISO 6974. NOTE 1 Oxygen is not a normal constituent of natural gas and would not be expected to be present in gas sampled for an on-line instrument. If any oxygen is present as a result of air contamination, it will be measured with the nitrogen. The resulting (nitrogen + oxygen) value will be in error to a small extent because of the slight difference between detector responses for oxygen and nitrogen. Nonetheless, the result for the natural gas/air mixture will be reasonably accurate since neither component contributes to the calorific value. NOTE 2 The content of helium and argon are assumed to be negligible and unvarying such that helium and argon need not be determined.

Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen, carbon dioxyde and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using

ICS
75.060
CCS
E24
发布
2000-04
实施

Natural Gas and Propane Installation Code Handbook Third Edition

Natural Gas and Propane Installation Code Handbook Third Edition

ICS
CCS
E24
发布
2000-02-01
实施

This standard is Natural gas - Calculation of calorific values, density, relative density and Wobbe index from composition; Technical Corrigendum 3

Natural gas - Calculation of calorific values, density, relative density and Wobbe index from composition; Technical Corrigendum 3

ICS
75.060
CCS
E24
发布
1999-08
实施

This is Technical Corrigendum 1 to ISO 13734-1998 (Natural gas — Organic sulfur compounds used as odorants — Requirements and test methods)

Natural gas - Organic sulfur compounds used as odorants - Requirements and test methods; Technical Corrigendum 1

ICS
75.060
CCS
E24
发布
1999-07
实施

本标准规定了用低温冷凝取样气相色谱法测定油田气中烃类、氮和二氧化碳等组分的组成分析方法。 本标准适用于油田气含C|(6)及C|(6)以上组分的组成分析。

Chromatographic composition analysis of oil-field gas by cryogenic condensation sampling

ICS
CCS
E24
发布
1999-05-17
实施
1999-12-01

The document contains numerical values of the density, the compressibility factor and other volumetric quantities, at standard reference conditions, and numerical values of the second virial coefficients at 0 ?and 30 ?for a selection of gases of technical relevance, in particular gases that occur as constituents of gaseous fuels. In addition calculation procedures for the conversion of volumetric quantities of gases and gas mixtures between different conditions of state (pressures up to 2 bar, temperatures from 0 ?to 30 ? are standardized.#,,#

Gaseous fuels and other gases - Density and other volumetric quantities

ICS
71.100.20;75.160.30
CCS
E24
发布
1999-05
实施



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