Banner DF-G1-PR-Q7 Instructions d'exploitation Page 9
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- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
350 Cable Survey System
DPN 402197 © TSS (International) Ltd Page viii of x
Figure 9–7 Single channel failure - - - - - - - - - - - - - - - - - - - - - - 9-17
Figure 9–8 Communications failure – CHART 1 - - - - - - - - - - - - - - - 9-18
Figure 9–9 Communications failure – CHART 2 - - - - - - - - - - - - - - - 9-19
Figure 9–10 Communications failure – CHART 3 - - - - - - - - - - - - - - 9-20
Figure 9–11 Poor tracking performance - - - - - - - - - - - - - - - - - - - 9-21
Figure 9–12 Altimeter failure – CHART 1 - - - - - - - - - - - - - - - - - - 9-23
Figure 9–13 Altimeter failure – CHART 2 - - - - - - - - - - - - - - - - - - 9-24
Figure 10–1 490234 Sub-sea Electronics Pod - Overall diagram - - - - - - - 10-2
Figure 10–2 401105 Coil Pre-amp - - - - - - - - - - - - - - - - - - - - - 10-3
Figure 10–3 401104-1 Analogue to Digital Conversion - - - - - - - - - - - - 10-4
Figure 10–4 401104-2 Analogue to Digital Conversion - ADC1 - - - - - - - - 10-5
Figure 10–5 401104-3 Analogue to Digital conversion – ADC 2 - - - - - - - 10-6
Figure 10–6 401104-4 Analogue to Digital conversion – ADC 3 - - - - - - - 10-7
Figure 10–7 401103-1 Processor Board - - - - - - - - - - - - - - - - - - - 10-8
Figure 10–8 401103-2 CPU Core - - - - - - - - - - - - - - - - - - - - - - 10-9
Figure 10–9 401103-3 Processor Board - Comms - - - - - - - - - - - - - -10-10
Figure 10–10 401103-4 Processor Board - ADC Interface - - - - - - - - - -10-11
Figure 10–11 490221 350CE Cable Survey System Assembly (110V) - - - -10-12
Figure 10–12 B930476 350CE 3-axis coil cable assembly - - - - - - - - - -10-13
Figure 10–13 B930473 ROV Tail Assembly - - - - - - - - - - - - - - - - -10-14
Figure A–1 Lines of magnetic flux - - - - - - - - - - - - - - - - - - - - - - - A-2
Figure A–2 Simplified signal path - - - - - - - - - - - - - - - - - - - - - - - A-3
Figure A–3 Frequency ‘windows’ - - - - - - - - - - - - - - - - - - - - - - - A-4
Figure A–4 The effect of incident angle on coil response - - - - - - - - - - - - A-5
Figure A–5 Coil response as incident angle varies - - - - - - - - - - - - - - - A-5
Figure A–6 Determination of relative angle using two coil voltages - - - - - - - A-6
Figure A–7 Target location using two coil pairs - - - - - - - - - - - - - - - - A-7
Figure A–8 Forward Range Calculation - - - - - - - - - - - - - - - - - - - - A-7
Figure A–9 Vehicle following target with skew angle - - - - - - - - - - - - - - A-8
Figure A–10 Skew angle measurement - - - - - - - - - - - - - - - - - - - - A-9
Figure B–1 Surface Display Computer - - - - - - - - - - - - - - - - - - - - B-4
Figure B–2 Sub-sea components of the TSS 350 System - - - - - - - - - - - B-4
Figure B–3 Sub-sea components of the TSS 440 System - - - - - - - - - - - B-5
Figure B–4 Electrical interconnection of sub-sea components - - - - - - - - - B-7
Figure C–1 Tone injection – Short cables - - - - - - - - - - - - - - - - - - - C-3
Figure C–2 Tone injection – Long cables - - - - - - - - - - - - - - - - - - - C-3
Figure D–1 Mounting arrangement - - - - - - - - - - - - - - - - - - - - - - D-3
Figure D–2 Switch S1 layout - - - - - - - - - - - - - - - - - - - - - - - - - D-5
Figure D–3 Reassembly of the unit. - - - - - - - - - - - - - - - - - - - - - - D-5
Figure D–4 Speed of Sound meter - - - - - - - - - - - - - - - - - - - - - - D-6
Figure D–5 Block Diagram - - - - - - - - - - - - - - - - - - - - - - - - - D-12
Figure D–6 Internal wiring - - - - - - - - - - - - - - - - - - - - - - - - - - D-13
Figure D–7 Temperature sensor wiring - - - - - - - - - - - - - - - - - - - D-13
Figure D–8 ALT-250 / TSS underwater splice p/n 601824A - - - - - - - - - D-14
Figure D–9 ALT-250 free cable - - - - - - - - - - - - - - - - - - - - - - - D-15
Figure D–10 PCB layout - top - - - - - - - - - - - - - - - - - - - - - - - - D-16
Figure D–11 PCB - top - - - - - - - - - - - - - - - - - - - - - - - - - - - D-16
Figure D–12 PCB layout - bottom - - - - - - - - - - - - - - - - - - - - - - D-17
Figure D–13 PCB bottom - - - - - - - - - - - - - - - - - - - - - - - - - - D-17
- Cable Survey System 1
- System Manual 1
- GLOSSARY 13
- AMENDMENTS 14
- 1 INTRODUCTION 16
- 1.1 SYSTEM DESCRIPTION 20
- 1.2 PRINCIPLE OF OPERATION 21
- 1.3 QUICK START FOR SDC USERS 22
- 1.4 WARRANTY 22
- 2 SYSTEM OVERVIEW 24
- 2.1 SCOPE OF DELIVERY 25
- 2.2 UNPACKING AND INSPECTION 27
- 2.3 SURFACE COMPONENTS 28
- Figure 2–3: SDC Display 29
- Figure 2–4: SDC PC Console 29
- 2.4 SUB-SEA COMPONENTS 32
- 2.4.1 Sub-sea Electronics Pod 32
- ❐ Power/comms 33
- ❐ Altimeter 33
- ❐ Aux Output 33
- ❐ Sensor 33
- 2.4.2 Sensing Coils 34
- 2.4.3 Altimeter 36
- ❐ Tracked ROVs or crawlers 37
- ❐ Trenching ploughs 37
- ❐ Towed sleds 37
- 3 PHYSICAL INSTALLATION 38
- 3.1 SDC INSTALLATION 39
- 3.2 SUB-SEA INSTALLATION 40
- 3.2.1 SEP 40
- 3.2.2 Sensing Coils 42
- 3.2.2.1 Assembling the Coils 43
- 3.2.2.2 Mounting the Coils 46
- 3.2.3 Altimeter Installation 48
- 3.3 INSTALLATION CHECK LIST 50
- 4 ELECTRICAL INSTALLATION 52
- 4.1 SUB-SEA COMPONENTS 53
- 4.1.1 Ground Connections 54
- 4.1.3 Sub-sea Electronics Pod 55
- 4.1.3.1 Power Requirement 56
- 4.1.4 Sensing Coils 58
- 4.1.5 Sub-sea Altimeter 59
- 4.1.5.2 Connection to the SDC 60
- 4.1.6 Roll/Pitch Sensor 61
- 4.2 SURFACE DISPLAY COMPUTER 62
- 4.2.1 Power Connection 62
- 4.2.4 Interface to Video 68
- 5 SYSTEM CONFIGURATION 70
- 5.1 SOFTWARE INSTALLATION 71
- 5.2 POWER-ON PROCEDURE 72
- 5.3.1 SEP type 74
- 5.3.2 Communication ports 75
- 5.4 PRINT CONFIGURATION 77
- 5 – System Configuration 78
- 6 OPERATION SOFTWARE 80
- ONFIGURATION 81
- 6 – Operation software 84
- 6.2.1.2 Run/ Display screen 87
- the centre line. Measure 89
- ❐ Communication status 90
- ❐ System time 90
- ❐ System errors 90
- 6.2.1.3 Forward Search Screen 91
- 6.2.1.4 Other Windows 93
- ❐Yellow indicates an event 95
- 6.2.1.5 Configuration Options 97
- 6.2.2 Survey Parameters 97
- 6.2.2.1 Altimeter 99
- 6.2.2.2 External Data Logging 101
- 6.2.2.3 Load Factory Defaults 102
- 6.2.2.4 Video Overlay Setup 102
- 350 Cable Survey System 105
- 6.3 AFTER THE DIVE 107
- 6.4 REPLAYING A LOG FILE 108
- 6.5 QUALITY CONTROL 110
- 7 OPERATING PROCEDURE 112
- 7.1 BEFORE THE SURVEY 113
- 7.1.2 Tone Frequency 114
- 7.1.3 Survey Requirements 114
- 7.2 DURING THE SURVEY 115
- 7.2.2 Data Logging 117
- 7.2.3 Replay Logged Data 118
- 7.3 DATA FORMATS 119
- 7.3.1 External Logging Format 119
- 7.3.1.2 Forward Search mode 121
- ❐The target is out of range 122
- 7.3.2 Internal Logging Format 123
- 7.3.3 Altimeter Data Format 125
- 7.3.3.3 Simrad UK90 127
- 7.4 AFTER THE SURVEY 130
- 7.5.1 Operating Performance 131
- 7.5.2 Sources of Error 132
- 7.5.2.1 ROV Handling 132
- Figure 7–3: ROV roll errors 134
- Figure 7–4: Sloping target 136
- ❐ Changes of ROV heading 137
- ❐ Acoustic noise 137
- Figure 7–5: Curved target 139
- 7.6 ROVS 140
- 7.6.1 Speed of Operation 140
- 7.6.3 Tracked ROV 140
- 8 SYSTEM SPECIFICATIONS 142
- 8.1 SPECIFICATIONS 143
- 8 – System Specifications 144
- 8.1.2 Sub-sea Electronics Pod 145
- 8.1.3 Search Coil Array 145
- 8.2 PERFORMANCE 146
- 8.3 SYSTEM TRIALS 147
- 8.3.2 Results 149
- 8.3.2.1 Accuracy 149
- 8.4 UPDATE RATE 150
- 9 MAINTENANCE 152
- 9.1 CIRCUIT DESCRIPTION 153
- 9.1.1 Sensing Coils 154
- 9.1.2 Sub-sea Electronics Pod 155
- 9.1.2.2 Processor Board 156
- 9.1.2.3 Power Supply 158
- 9.1.3 Current Loop 158
- Page 8 of 26 159
- 9.2.2 Sub-sea Electronics Pod 160
- ❐ A 2.5mm hexagonal key 161
- Processor Board 162
- ADC Board 163
- 9.2.3 Coil Cable Continuity 166
- 9.3 FAULT IDENTIFICATION 167
- 9 – Maintenance 168
- 9.3.2 Communications Failure 169
- Page 20 of 26 171
- 9.3.4 Altimeter Failure 173
- Page 24 of 26 175
- Page 26 of 26 177
- 10 SYSTEM DRAWINGS 178
- 10 – System Drawings 180
- A OPERATING THEORY 192
- A.1 ELECTROMAGNETIC FIELDS 193
- A.2 FIELD DETECTION 193
- A.3 SIGNAL ISOLATION 194
- A.4 CALCULATION 195
- A.4.1 Survey Mode 196
- A.4.2 Forward Search Mode 198
- A.4.3 Skew Measurement 199
- B OPTIONS 202
- B.1 DUALTRACK SYSTEM 203
- B.1.1 The Equipment 203
- B.1.2 The Differences 204
- B.1.3 Scope of Delivery 205
- B.1.4 Physical Installation 207
- B.1.4.1 Search-coils 207
- B.1.4.2 Sub-sea Pods 207
- B.1.5 Electrical Connection 208
- B.1.5.1 System Configuration 210
- B.1.5.2 System Operation 211
- B.2 TRAINING 212
- C CABLES AND TONES 214
- C.1 TONE INJECTION 215
- C.1.1 Frequency Selection 215
- C.1.2 Connection to the cable 215
- C.1.2.1 Short cables 215
- C.1.2.2 Long cables 216
- C.1.2.3 Fibre-optic Cables 216
- C.1.3 Seawater Return Path 217
- D ALTIMETER 218
- D.2 INSTALLATION 219
- D.2.1 Electrical Connection 219
- D.2.2 Serial Output 219
- D.2.3 Mounting 220
- D.2.4 Maintenance 221
- D.2.5 Test in Air 221
- D.2.6 Internal Settings 221
- D.3 THEORY OF OPERATION 222
- D.3.1 Operating Principles 222
- D.3.1.1 Speed of Sound 223
- D.3.1.2 Terminology 223
- D.3.1.3 Propagation Loss 224
- D.3.1.4 Limitations 224
- D.3.2 Technical Description 225
- D.3.2.1 Power Supply 225
- D.3.2.2 Transmitter 226
- D.3.2.3 Receiver 226
- D.3.2.4 Sensor Circuitry 227
- D.3.2.5 Digital Circuitry 227
- D.3.2.6 Averaging Algorithm 228
- D.3.2.7 Optional Modem 228
- D.4 PART NUMBERS 228
- D.5 DRAWINGS 229
- D – ALTIMETER 230
- E COIL TESTER 236
- E.1 PRE-OPERATION 238
- E.2 OPERATION 240
- E.2.1 Frequency Selection 242
- E.3 FAULT IDENTIFICATION 243
- E.4 BATTERY REPLACEMENT 243
- E.5 MAINTENANCE 244
- E.6 SPECIFICATION 244
- F REFERENCE 246
- F.1 SURVEY DETAILS 248
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