This part of ISO 18434 provides an introduction to the application of infrared thermography (IRT) to machinery condition monitoring and diagnostics, where “machinery” includes machine auxiliaries such as valves, fluid and electrically powered machines, and machinery related heat exchanger equipment. In addition, IR applications pertaining to machinery performance assessment are addressed. This part of ISO 18434: This part of ISO 18434 also encompasses the testing procedures for determining and compensating for reflected apparent temperature, emissivity and attenuating media when measuring the surface temperature of a target with a quantitative IRT camera.
Tämän julkaisun valmistelusta Suomessa vastaa Metalliteollisuuden Standardisointiyhdistys ry, puh. 09 19 231 (vaihde).
Sisällysluettelo
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Thermography techniques
5 Comparative thermography
5.1 Types of comparative thermography
5.2 Comparative quantitative thermography
5.3 Comparative qualitative thermography
6 Non-contact thermometry using infrared thermography cameras
7 Baseline measurements
8 Safety
9 Calibration
10 Data collection
11 Customer responsibilities
12 Field measurements of reflected temperature and emissivity, and attenuating media
13 Temperature severity assessment criteria
13.1 Establishing severity assessment criteria
13.2 Temperature difference criteria
13.3 Maximum permissible temperature criteria
14 Profile assessment criteria
15 Diagnosis and prognosis
15.1 Survey intervals
15.2 Image interpretation
15.3 Fault identification process
16 Test report
17 Qualification of personnel
Annex A Field measurements of reflected apparent temperature and emissivity (normative)
Annex B Example safety rules and guidelines (informative)
ASTM E1897 Standard test methods for measuring and compensating for transmittance of an attenuating medium using infrared imaging radiometers
ISO 13372 Condition monitoring and diagnostics of machines — Vocabulary
ISO 13379 Condition monitoring and diagnostics of machines — General guidelines on data interpretation and diagnostics techniques
ASTM E1897 Standard test methods for measuring and compensating for transmittance of an attenuating medium using infrared imaging radiometers
ISO 13372 Condition monitoring and diagnostics of machines — Vocabulary
ISO 13379 Condition monitoring and diagnostics of machines — General guidelines on data interpretation and diagnostics techniques
ISO 13381-1 Condition monitoring and diagnostics of machines — Prognostics — Part 1: General guidelines
ISO 17359 Condition monitoring and diagnostics of machines — General guidelines
ISO 18436-7 Condition monitoring and diagnostics of machines — Requirements for qualification and assessment of personnel — Part 7: Thermography