IXSEA Oceano HD-100 Lift User manual

Oceano HD-100 Lift
User Guide

Oceano HD100 Lift - User Guide
Copyright
© 2010 IXSEA, France. All rights reserved. No part of this manual may be
reproduced or transmitted, in any form or by any means, whether electronic, printed
guide or otherwise, including but not limited to photocopying, recording or
information storage and retrieval systems, for any purpose without prior written
permission of IXSEA.
Disclaimer
IXSEA specifically disclaims all warranties, either express or implied, included but
not limited to implied warranties of merchantability and fitness for a particular
purpose with respect to this product and documentation. IXSEA reserves the right
to revise or make changes or improvements to this product or documentation at any
time without notifying any persons of such revision or improvements.
In no event shall IXSEA be liable for any consequential or incidental damages,
including but not limited to loss of business profits or any commercial damages,
arising from the use of this product.
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Oceano HD100 Lift - User Guide
Abbreviations and Acronyms
ROV Remote Operated Vehicle
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Oceano HD100 Lift - User Guide
Table of Contents
COPYRIGHT ............................................................................................................................ I
DISCLAIMER ........................................................................................................................... I
ABBREVIATIONS AND ACRONYMS............................................................................................II
TABLE OF CONTENTS.............................................................................................................III
IGENERAL INFORMATION................................................................................................... 1
I.1Introduction..............................................................................................................................1
I.1.1Description............................................................................................................................1
I.1.2Safety Recommendations.....................................................................................................1
I.2Mechanical Characteristics.....................................................................................................2
IIDESCRIPTION...................................................................................................................3
II.1Releasing System Assembly..................................................................................................3
II.1.1Heavy Duty Frame Assembly...............................................................................................3
II.1.2Triggering System Assembly................................................................................................3
II.1.3Back-up ROV........................................................................................................................3
II.2AR/RT861S Acoustic Actuator ...............................................................................................4
II.2.1Operating Characteristics.....................................................................................................4
II.2.2Technical Specifications .......................................................................................................5
II.3TT801 Remote Control Unit.....................................................................................................6
II.3.1Main Applications..................................................................................................................6
II.3.2Main Features.......................................................................................................................6
IIIOPERATING THE HD100................................................................................................... 7
III.1Safety Recommendations.......................................................................................................7
III.2Checking the Acoustic Link....................................................................................................8
III.3Connecting the Load to the HD100........................................................................................8
III.4Arming the HD100....................................................................................................................9
III.5Releasing the HD100 .............................................................................................................10
III.5.1Acoustical Release.............................................................................................................10
III.5.2Mechanical Release ...........................................................................................................11
III.5.2.1Description 12
III.5.2.2Operation 12
III.5.2.3Re-Arming 13
III.5.3Assessing the Release.......................................................................................................13
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IVHANDLING AND TRANSPORT........................................................................................... 14
VSTORAGE ...................................................................................................................... 15
V.1Storage Options.................................................................................................................... 15
V.1.1One Week Storage ............................................................................................................ 15
V.1.2Six Months Storage and More........................................................................................... 15
V.2Recommissioning................................................................................................................. 16
V.2.1After one Week Storage..................................................................................................... 16
V.2.2After six Month Storage and More..................................................................................... 16
VIMAINTENANCE............................................................................................................... 17
WARRANTY ......................................................................................................................... 24
CUSTOMER SUPPORT .......................................................................................................... 25
CONTACT ............................................................................................................................ 26
APPENDICES ....................................................................................................................... 27
A.HD100 LIFT GENERAL ASSEMBLY DRAWING.................................................................. 27

Oceano HD100 Lift - User Guide
I GENERAL INFORMATION
I.1 Introduction
I.1.1 DESCRIPTION
This heavy duty acoustic release bears the commercial reference: HD100.
The general drawing number is: 354 9103.
The OCEANO HD100 is dedicated to inline traction applications only. The HD100 Heavy
Duty release is a 100 tons Safe Working Load. The HD100 is also called Acoustic
Shackle. The HD100 is installed with an AR861S stainless steel acoustic actuator.
The HD100 must be used in conjunction with an oval master link. The recommended
master link rings (ref.: 910 2719) are available from IXSEA. The user guides of the
AR8x1S acoustic release and of the TT801 acoustic transmitter complete this user guide.
I.1.2 SAFETY RECOMMENDATIONS
Warning
THE HEAVY DUTY ACOUSTIC RELEASES ARE CLASSIFIED AS LIFTING EQUIPMENTS.THEY ARE
DESIGNED AND INDIVIDUALLY TESTED IN COMPLIANCE WITH LIFTING REGULATIONS AND WITH THE
DESIGN GUIDELINES NI184 FROM BUREAU VERITAS.
IN ORDER TO MAINTAIN THE ORIGINAL PERFORMANCES AND TO ENSURE SAFETY IN USE,THE
EQUIPMENT MUST BE USED ACCORDING TO THE CONDITIONS DEFINED IN THE USER GUIDE AND
REGULARLY MAINTAINED AS DEFINED IN THE USER GUIDE.
FOR THE SAME REASONS,ANY ALTERATION TO THE EQUIPMENT BY THE USER IS DEEPLY NOT
ADVISED.SUCH AN ALTERATION WOULD BE TO THE OWN USER’S RESPONSIBILITY.
IXSEA WILL NOT ACCEPT ANY RESPONSIBILITY FOR INCORRECT USES OF THIS EQUIPMENT AND
FOR ANT CONSEQUENCES CAUSED BY THE NON RESPECT OF THE SAFETY CONDITIONS.
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I.2 Mechanical Characteristics
The following load specifications on Table 1 apply to the HD100 hook installed with the
AR861S release system.
Table 1 – Mechanical Specifications
Parameter Value
Overall length without oval ring 1590 mm
Overall length with oval ring 1905 mm
Overall width 450 mm
Upper axle diameter 82 mm
Releasing hook pin diameter 82 mm
Safety pin diameter 30 mm
Width between side girders at upper pin 90 mm
Weight of main chassis 200 kg
Weight of acoustic actuator 25 kg
Weight of complete assembly 400 kg
Weight of ring 72 kg
Weight of hook 43 kg
Safe Working Load (SWL) 100 Tons
Release Load (RL) 50 Tons
Test Load (TL) 150 Tons
Minimum Release Load 1.5 Tons
Depth rating 6000 m
Transport case L x W x H 2130 x 620 x 580 mm
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Oceano HD100 Lift - User Guide
II DESCRIPTION
The HD100 Heavy Duty releasing system (ref. 354 9103) is made of an acoustic actuator
AR861S and a high strength steel frame. The TT801 remote control unit or equivalent is
necessary for operating the release operation.
II.1 Releasing System Assembly
II.1.1 HEAVY DUTY FRAME ASSEMBLY
The frame is the master part of the system (ref.: 910 2714). The frame is designed to
withstand the traction forces and to ensure the protection of the system elements that are
fastened to the frame.
II.1.2 TRIGGERING SYSTEM ASSEMBLY
The mechanical triggering system is directly installed on the acoustic release to initiate the
releasing process. The mechanical triggering system is composed of the following
elements:
•Block Diagram: is located between the acoustic actuator and the high strength steel
frame, is designed for load releasing.
•Hook: hooks up and release a ring.
•Safety Pin: (ref.: 910 4228) is fitted in position to prevent any accidental release
when the unit is armed. The safety pin ensures safe operating conditions. The
safety pin must be removed prior to launching the load.
II.1.3 BACK-UP ROV
In case of failure of the acoustic triggering system, an emergency mechanical triggering
system called “ back-up ROV ” can be operated from either side of the frame by a ROV.
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II.2 AR/RT861S Acoustic Actuator
Operation and performance of the acoustic actuator is described in details in the individual
user guide referred in section I.1.1. The AR/RT861S acoustic actuator is the standard
underwater receiver that decodes the acoustic commands transmitted from the surface. It
receives the commands from a remote control unit, see section II.3.
The releasing system uses a C-MOS technology that requires a very low power supply.
With the new alkaline battery cells, the autonomy is in the range of three years for a
number of releasing operations higher than 100.
II.2.1 OPERATING CHARACTERISTICS
Characteristics AR/RT 861 S
ON/OFF Always ON when the battery cells are in place. Automatically switched to
standby condition after half an hour idle time. The range function goes up to
10,000 m in good environmental conditions.
Maximum immersion depth: 6000 m
Energy 3 sets of six battery cells each, in parallel
18 alkaline type R20 battery cells
Autonomy 3 years with a number of releasing operations higher than 100
More than 1 year with number of release operations higher than 1000
Releasing and
interrogation
Every thousand interrogations reduce the autonomy by two days
Every hundred releasing operations reduce the autonomy by four days
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II.2.2 TECHNICAL SPECIFICATIONS
Characteristics AR/RT 861 S
Mechanical Material: stainless steel
Weight in air: 26 kg
Environment Operating range: -5 °C to + 50 °C
Storage: - 40 °C to + 70 °C
Reception Default frequencies, within the 8 to 16.5 kHz band
Wave train minimum width: 6 ms
Path band: 200 Hz
Sensitivity: 80 ±5 dB ref.: 1 µPa
Power consumption: 1 mA
Transmission Response to a remote control command
Response in the 8 to 15 kHz waveband (8 or 12 kHz in standard version)
Noise level: 190 ±3 dB ref. 1 µPa at 1 m distance
Pulse width: 10 ms ±0.5 ms
Frequency accuracy: ±30 Hz
Consumption: 1 J per response
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Oceano HD100 Lift - User Guide
II.3 TT801 Remote Control Unit
The TT801 remote control unit is a portable equipment. Please refer to the TT801 user
guide for more details. The TT801 remote control unit uses a FSK safety code in the 8 to
16 kHz frequency band.
Note
Make sure to check the TT801 and recharge its batteries the day before use.
II.3.1 MAIN APPLICATIONS
The TT801 is mainly used for:
•Actuation of a releasing system
•Remote control of remote operable systems
•Testing transponder beacons or releasing systems
•Reading data issued from an underwater system
II.3.2 MAIN FEATURES
The TT801 main characteristics are:
•Portable
•Range meter function, exceeding 10,000 m in good environmental conditions
•Time or range interval reception feature
•Visual and audible indication of received messages
•FSK safety code
•More than 30,000 different codes
The TT801 is supplied with a transducer and 30 m cable in the standard version.
Table 2 – TT801 Mechanical Characteristics
Characteristics Values
Weight with battery and battery charger option 5.5 kg
Operating temperature range - 5°C to + 50°C
Storage temperature - 40°C to + 70°C
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Oceano HD100 Lift - User Guide
III OPERATING THE HD100
Before any operation on the HD100, please be aware of the recommendations listed in
section III.1. The operations that can be performed with the HD100 are listed below:
•Checking Acoustically the HD100
•Connecting the load to the HD100
•Arming the HD100
•Releasing the HD100
III.1 Safety Recommendations
Caution
BEFORE EACH OPERATION,CHECK THAT THE RELEASE SYSTEM IS TOTALLY UNOBSTRUCTED AND
FREE OF ANY FOREIGN OBJETS.
THE SAFETY PIN (REF.: 910 4228) MUST ALWAYS BE IN POSITION WHEN HANDLING LOADS ABOVE
EQUIPMENT OR PERSONNEL.
JUST BEFORE DEPLOYMENT,REMOVE THE SAFETY PIN (REF.: 910 4228).
LOADS MUST ONLY BE CONNECTED TO THE RELEASE SYSTEM USING THE MASTER LINKS (REF.:
910 2719) SPECIFIED BY IXSEA.
THIS TYPE OF RELEASE SINGLE SYSTEM IS DEDICATED TO IN LINE TRACTION ONLY.
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III.2 Checking the Acoustic Link
The aim of these operations is to check the good operation of the acoustic link between
remote control transmitter and acoustic actuator AR/RT 861 S.
Please refer to the TT801 user guide for the detail procedure.
Caution
IF RECEPTION IS NOT SUCCESSFUL,CHECK THE CODE AND REPEAT THE PROCEDURE.
OTHERWISE CHECK THAT:
-THE DUNKING TRANSDUCER OF THE SURFACE REMOTE CONTROL UNIT DOES NOT BUMP AGAINST
THE HULL OF THE VESSEL.
-THE VESSEL IS NOT MOVING TOO QUICKLY CAUSING EDDIES OR TURBULENCE AROUND THE
ACOUSTIC HEAD.
-NO FREQUENCY OR CODE ERROR HAS BEEN MADE.
-MAKE SURE THAT THE DUNKING TRANSDUCER IS DEPLOYED AT SUITABLE DEPTH AND AS FAR AS
POSSIBLE FROM ANY SOURCES OF VIBRATIONS OR POTENTIAL ACOUSTIC NOISE SUCH AS
BUBBLES,PROPELLER TURBULENCE,WATER OUTLETS,AUXILIARY ENGINES…
III.3 Connecting the Load to the HD100
Procedure
Step Action
1. Connect the ring (ref.: 910 2719) to the load.
2. Connect the release system hook to the ring (ref.: 910 2719).
3. Make sure that the two ROV handles (ref.: 910 3203) are in position and that the locking
pins are in place (ref.: 910 2729B) and locked with cotter pins (2.5 x 32).
The HD100 unit is now ready to operate.
4. End of procedure.
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Oceano HD100 Lift - User Guide
III.4 Arming the HD100
The arming and releasing operations of the HD100 require the use of the TT801. Arm and
lock the release system hook as follows:
Procedure
Step Action
1. Check that the locking pin of the motor axle is in the « RELEASED » position and that it
can be inserted between the prongs of the fork (ref.: 9102893) (parallel with the arms of
the fork-shaped hook (ref.: 910 2893A)).
If it is not the case, enter the valid RELEASE code of the AR861 S actuator used. Check
this code of the Acoustic Release Acceptance Tests Report (ATR) or on HD100 labels.
Bring the acoustic head of the Telecommand unit near the AR/RT861 S transducer
(distance of about 1 m in the air). The motor should make a quarter-turn and the locking
pin will be set to the correct position for arming.
2. Remove the safety pin (ref.: 910 4228).
3. Open the drag hook (ref.: 910 2715) and insert the oval ring (ref.: 910 2719) into position
in the drag hook.
4. Push and pivot the drag hook and the ring (ref.: 910 2719) around the axle until it balks
the inside of the frame in order to install the safety pin (ref.: 910 4228).
5. Position the hook-fork (ref.: 910 2893A) so that the resting points of the main drag hook
and of the hook are correctly installed and push the arms of the hook parallel to the
inferior partition of the acoustic actuator AR861S.
6. Manually set the fork-shaped hook (ref.: 910 2893A) so that it is in contact with the hook
(ref.: 910 2715) and push the arms of the hook in a direction parallel to the lower wall of
the AR/RT 861 S releasing system.
7. While holding the hook in position, transmit the “RELEASE” code to lock the acoustic
system release hook. After 3 seconds delay, the motor should turn for approximately 3
seconds and lock the hook.
8. Visually check that the hook assembly is properly locked and that no foreign body will
impair the correct operation of the releasing system.
9. Fit the safety pin (ref.: 910 4228) and secure it with its pin clips.
Now, the HD100 Heavy Duty Acoustic is ready to operate.
10. End of procedure.
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Oceano HD100 Lift - User Guide
III.5 Releasing the HD100
III.5.1 ACOUSTICAL RELEASE
Note
The TT801 is necessary for the releasing operation. Check and recharge the remote
control unit the day before operation (refer to the TT801 user guide).
When the HD100 has been prepared (with the safety pin removed), deployed and that the
release order has been sent with the TT801 (please refer to the TT801 user guide):
•The fork-shaped hook (ref.: 910 2893A), freed, rotates around its pin held in
position by the cheeks (ref.: 910 2709), and frees the hook (ref.: 910 2715).
•The hook (ref.: 910 2715) pivots around the pin (ref.: 910 2727) freeing the oval link
(ref.: 910 2719). Release is now effective.
Actual releasing can be assessed by:
•The cable tension which becomes weak
•A surveillance ROV during the deployment operation
The HD100 releasing unit comes up to the surface and can be retrieved.
Note
If the command is not received, resume the procedure. If no response is received, refer
to recommendations listed in section III.2
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Oceano HD100 Lift - User Guide
III.5.2 MECHANICAL RELEASE
In case of failure of the acoustic system, the mechanical arm of a ROV can activate an
emergency mechanical releasing system. See the mechanical drawing of this release in
. Refer to the global drawing for part references in Appendix Aand Appendix B.
Two handles trigger this mechanical releasing system. These handles are located on each
side of the HD100 and are accessible from outside the frame.
Figure 1 – Mechanical Release System Description
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III.5.2.1 Description
The mechanical release is composed of the following elements:
•Two handles (ref.: 910 3203) are held in standby position by a locking pin (ref.: 910
2729B) made of PVC material, equipped with cotter pins.
•Mechanical releasing is achieved after 180° rotation of one of the two handles (ref.:
910 3203).
Both sides are identical. Either handle can be rotated independently from the other that
remains undisturbed.
III.5.2.2 Operation
Warning
RELEASING THROUGH THE BACK-UP ROV MUST BE PERFORMED WHEN CABLE TENSION IS NIL.
When this alternative is used:
Procedure
Step Action
1. Grasp one of the two handles (ref.: 910 3203) with the hand of the ROV.
2. Rotate the handle of 90° in the direction indicated by the arrow painted on the frame
Torque = 2.5 mdaN.
The locking pin breaks (ref.: 910 2729B).
3. Rotate the handle during the second quarter turn (90°).
The two supporting yokes (ref.: 910 2709C) rock about the pin (ref.: 910 2712), driving
the fork-shaped hook item (ref.: 910 2893A), which clears from the locking pin
(ref.: 910 1550). The mechanical releasing system is triggered.
4. Pull the wire rope connecting the ship to the HD100 Heavy Duty releasing system will
allow the hook to open and set the ring free (a force of 300 daN is sufficient with a hook
coated with grease).
5. End of procedure.
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III.5.2.3 Re-Arming
After use of the back-up ROV releasing system, the latter must be re-armed as follows:
Procedure
Step Action
1. Thoroughly degrease and clean the system and in particular the housing of the two web
flanges (ref.: 910 2709C) in the web flange supporting plate (ref.: 910 3008).
2. On the handle used for the releasing operation:
Remove the pieces of the ROV locking pin (ref.: 910 2729B) from the ROV handle.
Loosen the ROV handle screw a few turns in order to free the handle stop-piece.
Perform an operating test of the ROV pin (ref.: 910 2711) over an angle of 180°, then
restore the handle in released position. (Black part of the handle at the opposite of the
black part corresponding to the home position of the frame).
3. Grease the parts which have been cleaned with a grease for submerged knuckle joints
(e.g. CASTROL SPHEEROL T6 for wet environment, grade NLGI2).
4. Check or fit the spot faces of the ROV pin (ref.: 910 2711) in line with unit axis.
5. Rock the two web flanges (ref.: 910 2709) into their housing in the supporting plate (ref.:
910 3008), engaging the spot faces of ROV pin (ref.: 910 2711) into the said web flanges
(ref.: 910 2709).
6. While holding the assembly, restore the handle to its home position, turning it by 180°.
The spot faces of the pin (ref.: 910 2711) immobilize the web flanges (ref.: 910 2709).
The black painted section of the handle is now situated on the home position black
section and safety locking position.
7. Re-tighten the ROV handle screw, care being exercised so that it will properly locate into
the stop groove.
8. Fit the ROV PVC locking pin (ref.: 910 2729B) in position in the handle, and secure the
two cotter pins size 2.5 x 32.
9. End of procedure.
III.5.3 ASSESSING THE RELEASE
The operation and the assessment of the releasing procedure can be visualised with a
ROV, if you worked with this one.
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Oceano HD100 Lift - User Guide
IV HANDLING AND TRANSPORT
The armed position of the unit with its safety pin in position (ref.: 910 4228) and its clipping
pin engaged is recommended for transport. The weight of the unit including the ring is 400
kg. Use the suitable handling gear (lifting gear, shackles, slings, straps...).
Caution
FOR ANY TRANSPORT OPERATION AND/OR STORAGE,IT IS RECOMMENDED TO PLACE THE UNIT IN
ITS DEDICATED CASE.
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