Understanding Neutron Radiography Reading VII-NRHB Part 2 of 2

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ASTM Designation: E 545-99 Standard Test Method for Determining Image Quality in Direct Thermal Neutron Radiographic Examination ASTM Designation: E 2003-98 Standard Practice for Fabrication of the Neutron Radiographic Beam Purity Indicators Charlie Chong/ Fion Zhang
Charlie Chong/ Fion Zhang Standard Test Method for Determining Image Quality in Direct Thermal Neutron Radiographic Examination Designation: ASTM E 545 – 99
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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
Page 45 and 46: 2.4.5 Cassettes 2.4.5.1 The cassett
Page 47 and 48: 2.4.7 Geometry 2.4.7.1 The manner i
Page 49 and 50: 2.4.8 Density of the Radiograph 2.4
Page 51 and 52: 2.4.10 Image Quality Indicators (IQ
Page 53 and 54: 2.4.11.2 This should record the fol
Page 55 and 56: 2.4.12.3 When track etch materials
Page 57 and 58: 2.5 MEASUREMENT 2.5.1 Definition an
Page 59 and 60: Fuel Pins Charlie Chong/ Fion Zhang
Page 61 and 62: 2.5.3 The Neutron Radiographic Tech
Page 63 and 64: 2.5.5 Making the Measurements 2.5.5
Page 65 and 66: Table 1.4 The Characteristics of So
Page 67 and 68: 2.5.5.7 Image recorders to be used
Page 69 and 70: 2.5.5.10 Cassettes of the vacuum ty
Page 71 and 72: 2.5.6 Image Enhancement 2.5.6.1 Ele
Page 73 and 74: 2.7 FILM HANDLING 2.7.1 Storage of
Page 75 and 76: 2.8 FILM PROCESSING 2.8.1 General T
Page 77 and 78: 2.8.3.4 Development Normal developm
Page 79 and 80: 2.8.3.8 Fixer Neutralising (?) The
Page 81 and 82: 2.8.3.14 Drying Drying is a functio
Page 83 and 84: Manual Processing ■ https://www.y
Page 85 and 86: 2.10 REFERENCE RADIOGRAPHS Part 4 o
Page 87 and 88: 2.12 RECORDS AND REPORTS 2.12.1 Rec
Page 89 and 90: 3. NRWG INDICATORS FOR TESTING OF B
Page 91 and 92: Those indicators, fabricated at Ris
Page 93 and 94: Fig. 3.1 The ASTM Beam Purity Indic
Page 95: Picture and drawing of Beam Purity
Page 99 and 100: DL Film densities measured through
Page 101 and 102: 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
Page 107 and 108: Charlie Chong/ Fion Zhang
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
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4.2.4 Defect Nature and Origin Defe
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4.2.8 Measuring of Dimensions Besid
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4.3.2 The Use of the Collection in
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Insert Page 137~149 Charlie Chong/
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124 A.a.5 Corner chips A.a.6 Other
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126 A.b Defects in pellet-to-pellet
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128 A.d Central void Central void c
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130 B.a Hydrides in cladding Hydrid
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132 C.b Defects of spring sleeve Fi
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134 D. Defects in end plugs Fig. 4.
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Defects not shown in the present Co
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Table 5.1 Neutron Radiography Insta
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Table 5.1 Contd. Site Facility Came
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Table 5.2 Contd. I S1te Facility Co
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Table 5.3 Site Contd. Facility Karl
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145 -y, n SHIELDING a. SHIELDING AS
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0 I 10 I 147 WlJJm • m g Alumini
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149 . . • . . . • • I . J '
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0 • ":> ··,p ,. ... en ... BEAM
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neutron source cassette image recor
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155 PNEUMATIC OPERA TI N BEAM C G S
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DIDO REACTOR SHELL WALL REACTOR SHI
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5 8 020 --r REACTOR RE _liUL CO 12
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161 e CHANNEL WllH FUEL f)·r-: ;.t
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t POOL WATER J I I .. ·l i I FLANG
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165 OBJECT TA BLE TOP-SHIELDING REA
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-- - 1 Removable precollimation 2 I
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169 _-, . II II I I ___ r-----J 1 .
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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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