NEN EN 1093-4 : 1996 + A1 2008
Current
The latest, up-to-date edition.
SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 4: CAPTURE EFFICIENCY OF AN EXHAUST SYSTEM - TRACER METHOD
12-01-2013
Foreword
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Simplified expression of the capture efficiency
6 Test method
6.1 General procedure
6.2 Measurement of the concentration (C3)
6.3 Application to a specific group of machines
7 Control parameters and influencing factors
7.1 Control parameters
7.1.1 Type of tracer
7.1.2 Emitter shape and position
7.1.3 Aerodynamic characteristics of emission
7.2 Influencing factors on capture efficiency
8 Test report
Annex
A (informative) Simplified calculation of the
random component of the uncertainty on C3(95%)
Defines a method for the measurement of the capture efficiency of an exhaust system installed on a machine. It is based on a tracer technique and may be operated in all types of test environment.
| DevelopmentNote |
1996 Edition Re-Issued in July 2008 & incorporates AMD 1 2008. (07/2008)
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| UNI EN 1093-4 : 2008 | Identical |
| DIN EN 1093-4:2008-09 | Identical |
| UNE-EN 1093-4:1996 | Identical |
| EN 1093-4:1996+A1:2008 | Identical |
| BS EN 1093-4 : 1996 | Identical |
| I.S. EN 1093-4:1996 | Identical |
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