Page 7 - Thermal Hydraulics Aspects of Liquid Metal Cooled Nuclear Reactors

vi Contents

References 79
Further reading 82

3.2 Design of experimental liquid-metal facilities 83
M. Tarantino, I. Di Piazza, D. Martelli, D. Rozzia,
R. Marinari, A. Pesetti, P. Lorusso
3.2.1 Introduction 83
3.2.2 HLM large pool design 86
3.2.3 Gas enhanced circulation 88
3.2.4 Core simulator design 88
3.2.5 Steam generator design 94
3.2.6 Test section pressure drop 101
3.2.7 Final remarks 103
References 104

3.3 Construction of experimental liquid-metal facilities 107
J. Pacio, M. Daubner, F. Fellmoser, W. Hering,
W. J€ ager, R. Stieglitz, T. Wetzel
3.3.1 Introduction 107
3.3.2 Thermo-hydraulic loop facilities 111
3.3.3 Thermo-hydraulic test sections 118
3.3.4 Conclusions 123
References 124

3.4 Operational aspects of experimental liquid metal facilities 127
G. Kennedy, I. Di Piazza, S. Bassini
3.4.1 Preoxidation 129
3.4.2 LBE melting and first time filling 130
3.4.3 Gas conditioning sequence (inerting) 131
3.4.4 Preheating 132
3.4.5 LBE filling 132
3.4.6 Pump startup and shutdown 134
3.4.7 Cooling 135
3.4.8 Draining 135
3.4.9 General notes and precautions during operation 137
3.4.10 Cleaning of the facility/test section 142
3.4.11 Summary 144
References 145

3.5 Measurement techniques for liquid metal based nuclear
coolants 147
T. Wondrak, S. Franke, N. Krauter, S. Eckert
3.5.1 Introduction 147
3.5.2 Ultrasound-based methods 148
3.5.3 Inductive measurement techniques 151
3.5.4 Conclusions 154
References 154