UNI EN 13181 : 2005
Current
The latest, up-to-date edition.
VENTILATION FOR BUILDINGS - TERMINALS - PERFORMANCE TESTING OF LOUVRES SUBJECT TO SIMULATED SAND
01-05-2005
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and subscripts
4.1 Symbols
4.2 Subscripts
5 Instrumentation
5.1 Air flow rate measurement
5.2 Pressure measurement
5.3 Temperature measurement
5.4 Weighing equipment
5.5 Timers
6 Test apparatus
6.1 Aerodynamic sand trap louvre test facility
6.2 Sand injector equipment
6.3 Aerodynamic measurement section
7 Grading of the test sand
8 Pre-test of sand distribution for each test series
9 Test methods
9.1 Sand rejection
9.2 Entry loss coefficient/pressure loss
Annex A (informative) Typical test results and calculation
examples
A.1 Entry loss coefficient
A.2 Sand trap louvre effectiveness
A.2.1 Recording results
A.2.2 Rating
Defines a method for measuring the sand rejection efficiency of sand trap louvres subject to simulated sand and with inlet air flow through the louvre under test.
| Committee |
TC 241
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Standards | Relationship |
| NF EN 13181 : 2001 | Identical |
| NBN EN 13181 : 2001 | Identical |
| NEN EN 13181 : 2001 | Identical |
| NS EN 13181 : 1ED 2001 | Identical |
| I.S. EN 13181:2001 | Identical |
| UNE-EN 13181:2002 | Identical |
| SN EN 13181 : 2002 | Identical |
| BS EN 13181:2001 | Identical |
| EN 13181:2001 | Identical |
| DIN EN 13181:2001-11 | Identical |
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