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Related Manuals for APPLIED ACOUSTICS Dura-Spark L80
Summary of Contents for APPLIED ACOUSTICS Dura-Spark L80
- Page 1 Dura-Spark L80 Operation Manual...
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Page 2: Revision History
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Revision History Change Issue Reason for change Date Draft 03/09/20 ___________________________________________________________________________________________________________ Page 2 of 20... -
Page 3: Table Of Contents
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Table of Contents REVISION HISTORY ............................2 INTRODUCTION TO THE DURA SPARK SOUND SOURCE ..............5 COMPONENTS ............................6 THEORY OF OPERATION ......................... 6 DURA SPARK L80 POWER LEVELS ......................6 PULSE SIGNATURE ........................... 7 100J ................................ - Page 4 SPK-L80-8000/A __________________________________________________________________________________________________________ Thank you for choosing applied acoustics ltd as one of your equipment suppliers. We hope you experience many years of reliable operational use from our products. modulus technology ltd carries out all technical support, servicing and repairs. If you...
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Page 5: Introduction To The Dura Spark Sound Source
The Dura-Spark L80 is based on the CAT100 catamaran, providing a stable platform whilst under tow. The Dura-Spark L80 consists of 2 arrays of 40 tips forming a single array of 80 tips, providing a powerful high resolution sound source. -
Page 6: Components
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Components Dura Spark Catamaran complete with 2 x40 Tip Long Life Sparker Arrays. • • HVC2002 High Voltage Cable complete with HVJ2001 Junction Box. Theory of Operation The sound wave is generated by the electrical energy in the capacitors of the CSP-Nv discharging across the sparker tips to the earth of the tow-body, through the sea water to produce a pressure wave. -
Page 7: Pulse Signature
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Pulse Signature 100J Pulse Width = 250 uSec V peak to peak = 6.28 V Source Level = 1.08837 V/Bar At 1M 220.736 dB re 1.0V/uPa At 1M ___________________________________________________________________________________________________________ Page 7 of 20... -
Page 8: 200J
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ 200J Pulse Width = 250 uSec V peak to peak = 9.84 V Source Level = 1.70534 V/Bar At 1M 224.636 dB re 1.0V/uPa At 1M ___________________________________________________________________________________________________________ Page 8 of 20... -
Page 9: 300J
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ 300J Pulse Width = 250 uSec V peak to peak = 12.8 V Source Level = 2.21833 V/Bar At 1M 226.921 dB re 1.0V/uPa At 1M ___________________________________________________________________________________________________________ Page 9 of 20... -
Page 10: Dimensions
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Dimensions ___________________________________________________________________________________________________________ Page 10 of 20... -
Page 11: Cabling And Connections
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Cabling and Connections HVJ2001 Junction Box Layout and Connections HVJ3001 Junction Box Layout HV CABLE HV3500 FROM CSP CABLE AAE REFERENCE - HVJ-3001-7000/2 ___________________________________________________________________________________________________________ Page 11 of 20... -
Page 12: Hvj3001 Junction Box Buzz Bar Arrangement
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ HVJ3001 Junction Box Buzz Bar Arrangement Before attempting to configure the HV3001 junction box with any of the following arrangements, ensure that all HV equipment is turned off and the HV cable from the CSP unit is disconnected. -
Page 13: Dura Spark 80 - 80 Tip Arrangement
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Dura Spark 80 - 80 Tip Arrangement Connect the Red Live terminal to the Red lead of the HVC-2002, Yellow terminal to the yellow lead and the Black GND terminal to the Black lead of the HVC-2002. -
Page 14: Hvj3000 Junction Box Interlock Wiring
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ HVJ3000 Junction Box Interlock Wiring Note: When used with the Dura Spark the subsea interlock is by-passed using the link provided. MICRO SWITCH COM. HV3500 CABLE AAE REFERENCE - HVJ-3000-4000/1 JUNCTION BOX CABLE TO CSP... -
Page 15: Hvc2002 Cable
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ HVC2002 Cable ___________________________________________________________________________________________________________ Page 15 of 20... -
Page 16: Deployment / Installation
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Deployment / Installation The towing bridle should be secured to the catamaran using two stainless shackles on the two lower tow points and connected to the HV Cable Grip. The cable tow point should be adjusted so that no load is applied to the electrical connections or cable clamp. -
Page 17: Maintenance Procedures
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Maintenance Procedures Tip Wear Although Sparker tip wear is very low the sparker tips should be inspected prior to deployment to ensure tip spacing is secure and electrode insulation is adequate. If insulation has deteriorated remove excess tip and re-align tip. -
Page 18: Specification
Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ Specification Physical Dura-Spark L80 Length 770mm Height 537mm Width 382mm Frame 740mm including floatation Weight 37kg Electrical Specification Dura-Spark L80 200J, 2-3J per tip to minimise bubble collapse component 350J Maximum Compatibility Source Seismic Power Supply... - Page 19 Dura-Spark L80 Operation Manual SPK-L80-8000/A __________________________________________________________________________________________________________ THIS PAGE IS INTENTIONALLY LEFT BLANK ___________________________________________________________________________________________________________ Page 19 of 20...
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