| 摘要 |
The present invention refers to a shallow diving system in open sea that consists of a main vessel ( 2 ) provided with dynamic positioning system (DP) and with the equipments to monitor diving operations, and give assistance and orientation to the divers ( 6 ). The main vessel ( 2 ) operates with support vessels ( 3 ), and together they set the divers ( 6 ) and support team at the work location ( 4 ), at a safe distance from the main vessel propulsion system, to perform the job on the offshore units ( 1 ). These vessels for supporting diving operation, act like satellites of the main vessel, linked to it by means of a umbilical line ( 5 ).
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