Understanding Neutron Radiography Reading VII-NRHB Part 2 of 2

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1 2 3 4 5 6 7 8 9 Graphite reflector Reactor core Two graphite blocks removed Two neutron beams (10x10cm) lead container for transport and handling of irradiated fuel rods Rod for positioning of fuel rod during radiography Concrete blocks for radiation shielding - Tube supporting the fuel rod Mechanism for introduction of imaging foils behind the fuel rod to be radiographed ·- r -JfZA' I 9/ Q) Q) Fig. 5.22 Schematic drawing of the double beam neutron radiography facility at DR 1, Ris0, Denmark.
-- - 1 Removable precollimation 2 Ice seal from liquid nitrogen 3 Cassette for converter activation and film exposure 4 Removable jacks 5 Displacement control 6 Rig container 7 Converter - CD ... Fig. 5.23 Sketch of the underwater neutron radiography installations, which are used in the ISIS and OSI RIS reactors at CEN, Saclay.
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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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3.2.4 Assessment for the Calibratio
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Radial dimensions • Pellet diamet
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4. ATLAS (COMPACT VERSION) OF DEFEC
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It contains a collection of typical
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Those components are marked with ca
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Fig. 4.1 Components of a typical nu
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4.2.3 Defect Location On Fig. 4.2 t
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Page 155 and 156: 124 A.a.5 Corner chips A.a.6 Other
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Page 161 and 162: 130 B.a Hydrides in cladding Hydrid
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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
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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: 165 OBJECT TA BLE TOP-SHIELDING REA
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Page 203 and 204: Nuclear fuel pellets made of proces
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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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