Understanding Neutron Radiography Reading VII-NRHB Part 2 of 2

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123 A. Defects in fuel A.a Defects in pellets Cracks in pellets are illustrated in Fig. 4.3, whereas Fig. 4.4 shows chips <strong>of</strong> pellets. On Fig. 4.5 enlarged and broken pellets are shown. A.a.2 Longitudinal cracks A.a.3 Transverse cracks Fig. 4.3 Cracks in pellets.
124 A.a.5 Corner chips A.a.6 Other chips A.a.7 Chips in pellet-to-pellet gap Fig. 4.4 Chips <strong>of</strong> pellets
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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
Page 103 and 104: The body of the BPI is made of a 8
Page 105 and 106: The body of the BPI-F consists of a
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Page 109 and 110: 3.1.3 Sensitivity Indicator (SI) In
Page 111 and 112: The calibration fuel pin CFP-E1 (Fi
Page 113 and 114: Charlie Chong/ Fion Zhang Fig. 3.3
Page 115 and 116: Charlie Chong/ Fion Zhang BPI & AST
Page 117 and 118: Correct placement of Indicators in
Page 119 and 120: 3.2 ASSESSMENT OF TEST RESULTS FOR
Page 121 and 122: From those values the neutron expos
Page 123 and 124: From those values the neutron expos
Page 125 and 126: BPI Radiograph Charlie Chong/ Fion
Page 127 and 128: Pair Production Charlie Chong/ Fion
Page 129 and 130: Pair Production Charlie Chong/ Fion
Page 131 and 132: From those values, exposure contrib
Page 133 and 134: 3.2.4 Assessment for the Calibratio
Page 135 and 136: Radial dimensions • Pellet diamet
Page 137 and 138: 4. ATLAS (COMPACT VERSION) OF DEFEC
Page 139 and 140: It contains a collection of typical
Page 141 and 142: Those components are marked with ca
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: Insert Page 137~149 Charlie Chong/
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 and 184: 0 • ":> ··,p ,. ... en ... BEAM
Page 185 and 186: neutron source cassette image recor
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
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Peach - 我爱桃子 Charlie Cho
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Good Luck Charlie Chong/ Fion Zhang
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Understanding Neutron Radiography Reading VII-NRHB Part 2 of 2

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