Understanding Neutron Radiography Reading VII-NRHB Part 2 of 2

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152 rectangular ---+--1-11 tube for cassette transport A-A section • --, A . . . .... . . . . : . ·:': 1 ..:·. · b . . \ ... I f ·O ·· 0 N M r-. carriage . ; ··\ " .. ·• ... .. . ,.. . . . .. 0 ' ' ·< 0 I ;,• ':·.i core FRG 2 Fig. 5.8 <strong>Neutron</strong> radiography underwater facility GENRA II at the FRG2 reactor, GKSS Geesthacht.
neutron source cassette image recorder I Dysprosium screen or track etch foil l I :OF/ /////1 I _ reflector I Ni l Beryllium body T l I '·.1 A 1 I I distance holder test object I control rod l , .., .. . Antimony rods ... en w neutron shielding (p ol y-ethene and < Cd - sheet I ' moderator I poly-ethene I Fig. 5.9 Arrangement for neutron radiography <strong>of</strong> a control rod in a hot cell, with antimony-beryllium neutron source at G KSS Geesthacht.
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Understanding Neutron Radiography R
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Nuclear Power Reactors applications
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The Magical Book of Neutron Radiogr
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ASNT Certification Guide NDT Level
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4. Interpretation/Evaluation • Im
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Fion Zhang at Shanghai 21th July 20
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Charlie Chong/ Fion Zhang http://gr
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Quantum Mechanics Part 3 of 4 - The
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Neutron Radiography ■ https://www
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2. RECOMMENDED PRACTICE FOR THE NEU
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2.1 APPLICABLE DOCUMENTS a) Neutron
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2.3 EQUIPMENT 2.3.1 General 2.3.1.1
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Charlie Chong/ Fion Zhang
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2.3.3.2 For the neutron radiography
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Discussion Subject 1: 2.3.3.2 For t
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2.4 RADIOGRAPHIC TECHNIQUES 2.4.1 G
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2.4.2.3 When using overlapping radi
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Table 1.4 The Characteristics of So
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Image Converters ■ ■ ■ Indire
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2.4.4 Image Recorders 2.4.4.1 As th
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2.4.5 Cassettes 2.4.5.1 The cassett
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2.4.7 Geometry 2.4.7.1 The manner i
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2.4.8 Density of the Radiograph 2.4
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2.4.10 Image Quality Indicators (IQ
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2.4.11.2 This should record the fol
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2.4.12.3 When track etch materials
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2.5 MEASUREMENT 2.5.1 Definition an
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Fuel Pins Charlie Chong/ Fion Zhang
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2.5.3 The Neutron Radiographic Tech
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2.5.5 Making the Measurements 2.5.5
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Table 1.4 The Characteristics of So
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2.5.5.7 Image recorders to be used
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2.5.5.10 Cassettes of the vacuum ty
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2.5.6 Image Enhancement 2.5.6.1 Ele
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2.7 FILM HANDLING 2.7.1 Storage of
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2.8 FILM PROCESSING 2.8.1 General T
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2.8.3.4 Development Normal developm
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2.8.3.8 Fixer Neutralising (?) The
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2.8.3.14 Drying Drying is a functio
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Manual Processing ■ https://www.y
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2.10 REFERENCE RADIOGRAPHS Part 4 o
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2.12 RECORDS AND REPORTS 2.12.1 Rec
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3. NRWG INDICATORS FOR TESTING OF B
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Those indicators, fabricated at Ris
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Fig. 3.1 The ASTM Beam Purity Indic
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Picture and drawing of Beam Purity
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Charlie Chong/ Fion Zhang Standard
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DL Film densities measured through
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BPI Radiograph Charlie Chong/ Fion
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The body of the BPI is made of a 8
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The body of the BPI-F consists of a
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Charlie Chong/ Fion Zhang
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3.1.3 Sensitivity Indicator (SI) In
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The calibration fuel pin CFP-E1 (Fi
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Charlie Chong/ Fion Zhang Fig. 3.3
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Charlie Chong/ Fion Zhang BPI & AST
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Correct placement of Indicators in
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3.2 ASSESSMENT OF TEST RESULTS FOR
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From those values the neutron expos
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From those values the neutron expos
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BPI Radiograph Charlie Chong/ Fion
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Pair Production Charlie Chong/ Fion
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Pair Production Charlie Chong/ Fion
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From those values, exposure contrib
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Page 135 and 136: Radial dimensions • Pellet diamet
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Page 143 and 144: Fig. 4.1 Components of a typical nu
Page 145 and 146: 4.2.3 Defect Location On Fig. 4.2 t
Page 147 and 148: 4.2.4 Defect Nature and Origin Defe
Page 149 and 150: 4.2.8 Measuring of Dimensions Besid
Page 151 and 152: 4.3.2 The Use of the Collection in
Page 153 and 154: Insert Page 137~149 Charlie Chong/
Page 155 and 156: 124 A.a.5 Corner chips A.a.6 Other
Page 157 and 158: 126 A.b Defects in pellet-to-pellet
Page 159 and 160: 128 A.d Central void Central void c
Page 161 and 162: 130 B.a Hydrides in cladding Hydrid
Page 163 and 164: 132 C.b Defects of spring sleeve Fi
Page 165 and 166: 134 D. Defects in end plugs Fig. 4.
Page 167 and 168: Defects not shown in the present Co
Page 169 and 170: Table 5.1 Neutron Radiography Insta
Page 171 and 172: Table 5.1 Contd. Site Facility Came
Page 173 and 174: Table 5.2 Contd. I S1te Facility Co
Page 175 and 176: Table 5.3 Site Contd. Facility Karl
Page 177 and 178: 145 -y, n SHIELDING a. SHIELDING AS
Page 179 and 180: 0 I 10 I 147 WlJJm • m g Alumini
Page 181 and 182: 149 . . • . . . • • I . J '
Page 183: 0 • ":> ··,p ,. ... en ... BEAM
Page 187 and 188: 155 PNEUMATIC OPERA TI N BEAM C G S
Page 189 and 190: DIDO REACTOR SHELL WALL REACTOR SHI
Page 191 and 192: 5 8 020 --r REACTOR RE _liUL CO 12
Page 193 and 194: 161 e CHANNEL WllH FUEL f)·r-: ;.t
Page 195 and 196: t POOL WATER J I I .. ·l i I FLANG
Page 197 and 198: 165 OBJECT TA BLE TOP-SHIELDING REA
Page 199 and 200: -- - 1 Removable precollimation 2 I
Page 201 and 202: 169 _-, . II II I I ___ r-----J 1 .
Page 203 and 204: Nuclear fuel pellets made of proces
Page 205 and 206: Charlie Chong/ Fion Zhang
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Page 209 and 210: Peach - 我爱桃子 Charlie Cho
Page 211 and 212: Good Luck Charlie Chong/ Fion Zhang
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Understanding Neutron Radiography Reading VII-NRHB Part 2 of 2

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