DNV—GL — LIFTING APPLIANCES USED IN SUBSEA OPERATIONS
| Author(s) | DNV-GL |
| Publisher | DNV-GL |
| Date | 2017 |
| Pages | 98 |
| Format | |
| Size | 1 Mb |
| D O W N L O A D | |
The recommended practice released by DNV GL classification society and dealing with the lifting appliances commonly used for subsea operations. The main principles, objective and application of the document have been delineated in the first introductory chapter. You will also find acronyms and abbreviations used throughout the booklet explained in the same chapter.
The second chapter is devoted to the structure and dynamics including lifting and subsea lifting capacity of the appliances, winches and drums, steel wire and fiber ropes, tugger winches etc., while the third one addresses the control and power systems including electronic and hydraulic installations, safety evaluations and applicable technical requirements together with the documentation.
The next two chapters of the volume deal with the fabrication, inspection, certification and routing technical maintenance of lifting appliances including ropes, sheaves, winches, their certification, and operation matters including personnel qualification, structural design and loads involved, environmental conditions, planning and organization of the operations, HSE management etc. Three appendices to the main content cover the hazards, systems overview and motion compensation systems.
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