IEC 60951-2:2009
Current
The latest, up-to-date edition.
Nuclear power plants - Instrumentation important to safety - Radiation monitoring for accident and post-accident conditions - Part 2: Equipment for continuous off-line monitoring of radioactivity in gaseous effluents and ventilation air
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French, Russian
06-29-2009
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Design principles
4.1 General
4.2 Basic requirements related to functions
4.3 Sampling assembly
4.3.1 General
4.3.2 Measurement technique requirements
4.3.3 Requirements on filters and collecting devices
4.3.4 Requirements on sampling circuit and materials
5 Functional Testing
5.1 General
5.2 Reference sources
5.3 Performance characteristics: Response to other
radioactive gases or particles
5.3.1 Requirements
5.3.2 Test method
5.4 Air circuit performance test
5.4.1 General
5.4.2 Monitor sampling efficiency
5.4.3 Susceptibility to gas or particles retention
5.4.4 Relative error of the volume and flow rate
measurement
5.4.5 Flow-rate stability
5.4.6 Effect of filter pressure drop
5.4.7 Effect of power supply voltage on the flow
rate
5.4.8 Effect of power supply frequency on the flow
rate
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