ДСТУ EN 14792:2016 Выбросы от стационарных источников. Определение массовой концентрации оксидов азота (NOx). Референтный метод: хемилюминесценция (EN 14792:2016, IDT)

ДСТУ EN 14792:2016
(EN 14792:2016, IDT)

Викиди від стаціонарних джерел.
Визначення масової концентрації оксидів азоту (NOx).
Референтний метод: хемілюмінесценція

 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

European foreword

1 Scope

2 Normative references

3 Terms and definitions

4 Symbols and abbreviations

4.1 Symbols

4.2 Abbreviated terms

5 Principle

5.1 General

5.2 Measuring principle

6 Description of the measuring system

6.1 General

6.2 Sampling and sample gas conditioning system

6.3 Analyser equipment

7 Performance characteristics of the SRM

8 Suitability of the measuring system to the measurement task

9 Field operation

9.1 Measurement planning

9.2 Sampling strategy

9.3 Choice of the measuring system

9.4 Setting of the measuring system on site

10 Ongoing quality control

10.1 General

10.2 Frequency of checks

11 Expression of results

12 Equivalence of an alternative method

13 Measurement report

Annex A (informative) Validation of the method in the field

Annex B (informative) Sampling and conditioning configurations

Annex C (normative) Determination of conversion efficiency

Annex D (informative) Examples of different types of converters

Annex E (informative) Calculation of the uncertainty associated with a concentration expressed for dry gas and at an oxygen reference concentration

Annex F (informative) Example of assessment of compliance of chemiluminescence method for NOx with requirements on emission measurements

Annex G (informative) Example of correction of data from drift effect

Annex H (informative) Significant technical changes

Bibliography