Physics of nuclear kinetics:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Reading, Mass.
Addison-Wesley
1965
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| Schriftenreihe: | Addison-Wesley series in nuclear science and engineering
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | IX, 433 S. graph. Darst. |
Internformat
MARC
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| 100 | 1 | |a Keepin, George R. |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Physics of nuclear kinetics |c G. Robert Keepin* |
| 264 | 1 | |a Reading, Mass. |b Addison-Wesley |c 1965 | |
| 300 | |a IX, 433 S. |b graph. Darst. | ||
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Datensatz im Suchindex
| _version_ | 1804116449848983552 |
|---|---|
| adam_text | P H Y
NUCL
GROBERTKEEPIN
University of California
Los Alamos Scientific Laboratory
Los Alamos, New Mexico
On leave to
I international Atomic Energy Agencii
Headquarters, Vienna, Austria
ADDISON-WESLEYPUBLISHINGCOMPANY,INC
READING,MASSACHUSETTS • PALOALTO • LONDON
Contents
1 Introduction
t
1-1 Fission Physics and Reactor Kinetics 1
1-2 Reactor Neutron Economy; Definitions and Principles 2
1-3 Conversion and Breeding 6
1-4 Fast Reactors and Nuclear Kinetics 8
2 Energy, Mass, and Charge Distributions in Binary Fission
2-1 Gross Energy Release from Fission 12
Fission energy release as function of time after fission L4
2-2 Energy Distribution of Fission Fragments 15
, Range of fission products 19
2-3 Mass Distribution of Fission Fragmenis 21
2-4 Nuclear Charge Distribution in Fission 27
3 Prompt Neutrons and Gamma Hays from Fission
3-1 Energy Spectra of Fission Neutrons 3S
3-2 Numbers of Fission Neutrons 47
Distribution of neutron number 58
Neutron emission from fission modes and single fragments 60
3-3 Prompt Gamma Ra37s from Fission 64
vii
VIII CONTENTS
4 Delayed Neutrons and Their Precursors in Fission
4-1 Delayed Neutrons—Experimental Measurements and Analyses 77
Los Alamos measurements 82
Analysis of delayed-neutron decay data 85
Group periods and relative abundance values 89
Delayed-neutron energy spectra 93
Average energies of delayed neutrons 95
Absolute delayed-neutron yields 97
Delayed-neutron fractions 103
Comparisons of delayed-neutron parameters with experiment 103
4-2 Delayed Neutrons—Theory and Interpre! ation 107
Theoretical neutron emission probabilities 108
Experimental Pn-values; calculation of precursor fission yields 110
Survey of possible delayed-neutron precursors 114
4-3 Radiochemical Precursor Identification 115
Bromine precursors 116
Iodine precursors 117
Non-halogen precursors 119
Determination of delayed-neutron yields from individual precursors 120
Precursor loss in reactors 126
5 Delayed Fission Gamma Rays and Photoneutrons
5-1 Delayed Gamma Rays in Fission Product Decay 131
Delayed-gamma energy spectra 131
Time decay of delayed fission gammas 136
5-2 Photoneutrons from Fission-Product Gamma Rays in D2O and Be 142
Photoneutron cross sections 143
Photoneutrons from fission gammas on D2O 145
Photoneutrons from fission gammas on beryllium 147
Photoneutrons from U233 and Pu231 fission gammas on D2O 158
6 Reactor Kinetics and Neutron Effectiveness
6-1 The Space-Average Approximation to the Kinetic Equations 161
6-2 Approximate Methods in Space-Dependent Kinetics 166
6-3 Neutron Effectiveness Calculations 172
7 Asymptotic Period-Reactivity Relations
7-1 Period-Reactivity Relations for Pure Isotope Systems 189
7-2 Period-Reactivity Relations for D2O- and Be-Moderated Systems 194
7-3 Techniques for Experimental Determination of Period-Reactivity
Relations 197
7-4 Period-Reactivity Relations for Composite Systems 201
7-5 Period vs Reactivity in Circulating-Fuel Systems 207
7-6 Sources of Error in Period-Reactivity Determinations 213
CONTENTS IX
8 The Determination of Reactor Kinetic Parameters and
Reactivity
STATIC TECHNIQUES FOR REACTIVITY DETERMINATION
8-1 Neutron Multiplication Measurements 223
8-2 Determination of Delayed Critical 235
8-3 Fuel-Poison Substitution Technique 239
DYNAMIC TECHNIQUES FOR REACTIVITY DETERMINATION
8-4 Asymptotic Period Measurement 241
8-5 Reactivity Perturbation Techniques 242
Rod-drop method 242
Rod-oscillator method 250
8-6 Source Perturbation Techniques 251
Source-jerk method 251
Rossi-alpha and variance-to-mean methods 252
The pulsed-neutron method 259
Pulsed-neutron theory and measurements in nonmultiplying media 261
Pulsed-neutron measurements in multiplying systems 269
Reactivity measurement by the pulsed-neutron method 273
9 Reactor Transient Response
9-1 Integral Solution of Reactor Kinetic ] Iquations 282
Solution in terms of generation time A 288
9-2 Uncompensated Response Calculation ; 291
Instantaneous a(t); dependence on 8k(t) variation 295
Statistical fluctuations in neutron population; nonequilibrium kinetics 301
9-3 Compensated Response Calculations 308
10 Reactor Transfer Functions and System Stability
10-1 Zero-Power Reactor Transfer Functions (calculation and measurements) 321
10-2 Transfer Functions of Noncritical Systems 334
10-3 Statistical Methods for Investigating Dynamic Response Characteristics 337
10-4 Dynamics of Coupled Systems 344
10-5 Nonlinear Reactor Dynamics and Stability Analysis 347
Nonlinear feedback 353
Reactor stability theory 356
Appendix A Reactor Period-Reactivity Relations for U230, Pu239, and U233 363
Appendix 13 Characteristic Parameters, Sy, B3, and B, 387
Appendix C Zero Power Reactor Transfer Functions for U23 ), Pu239, and U233 407
Index 419
|
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| indexdate | 2024-07-09T15:38:41Z |
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| language | English |
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| physical | IX, 433 S. graph. Darst. |
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| series2 | Addison-Wesley series in nuclear science and engineering |
| spelling | Keepin, George R. Verfasser aut Physics of nuclear kinetics G. Robert Keepin* Reading, Mass. Addison-Wesley 1965 IX, 433 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Addison-Wesley series in nuclear science and engineering Kernspaltung (DE-588)4130670-3 gnd rswk-swf Kernreaktorkinetik gnd rswk-swf Kernspaltung (DE-588)4130670-3 s DE-604 Kernreaktorkinetik f HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=001305919&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Keepin, George R. Physics of nuclear kinetics Kernspaltung (DE-588)4130670-3 gnd |
| subject_GND | (DE-588)4130670-3 |
| title | Physics of nuclear kinetics |
| title_auth | Physics of nuclear kinetics |
| title_exact_search | Physics of nuclear kinetics |
| title_full | Physics of nuclear kinetics G. Robert Keepin* |
| title_fullStr | Physics of nuclear kinetics G. Robert Keepin* |
| title_full_unstemmed | Physics of nuclear kinetics G. Robert Keepin* |
| title_short | Physics of nuclear kinetics |
| title_sort | physics of nuclear kinetics |
| topic | Kernspaltung (DE-588)4130670-3 gnd |
| topic_facet | Kernspaltung Kernreaktorkinetik |
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