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of a model and successful field validation   not limited to these. As they become increas-  for berthing and inbound and outbound   operations with ships with low margins be-
 tests. This chronology demonstrates the   ingly sophisticated, these robots can add ac-  traffic management, can now be done   low the keel (Under Keel Clearence-UKC),
 need for serious strategic planning in this   tuators, physical-chemical, geophysical, bio-  by systems autonomous with artificial in-  which is called operation with Draft Dynamic.
 area, as either a technology hub is installed   logical sensors, etc., performing simple tasks   telligence techniques. Marine technology   Seismic imaging
 to quickly respond to future demands or   from filming to manipulating objects at great   companies that were focused on ship nav-
 these will have a critical and risky path   depths, as if they were the extension of the   igation system solutions, today, turn to the   In  the  same  way  that Hydrography
 along the developments.  operator’s body. As a result, they demand   development of the concept of smart and   and Oceanography benefit from the use
 In environmental monitoring, robots are   interdisciplinary teams that understand not   integrated ports, where tugboats no longer   of autonomous maritime systems to carry
 powerful measurement platforms, concen-  only all stages of development but also their   need operators and are able to recognize   out repetitive and monotonous activities,
 trating different environmental sensors and   operating environment and the requirements   voice commands to push or pulling a ship   which require persistence of their sensors
 being able to perform, for months, mea-  of the tasks to be performed.  during a berthing or unberthing maneuver.   in the region of operation, seismic surveys
 surements in a persistent and uninterrupt-  Unmanned vehicles are on the top of the   Ports such as Singapore have already suc-  have opted for the use of receiving points:
 ed way in the region of interest, without   list of the most focused marine technologies   cessfully carried out tests of this innovative   intelligent submerged nodes. These equip-
 the need for the complex and costly lo-  this decade. Both Industry and Academia   concept that promises to reduce operating   ment are capable of being placed on the
 gistics that involves a support ship. In this   have been increasing the number of re-  costs and CO2 emissions and increase the   sea floor, “listening” to the reflections of
 area, you can count on the simple ARGO   search and innovation projects in the search   safety of port activity.  acoustic  signals  generated  in  the  subsur-
 drifters, even ocean gliders, wave gliders,   for solutions to various problems related to   Hydrography  face in a much more accurate way than a
 saildrones, ROV (Remotely Operated vehi-  maritime activity. In addition to the above   towed sensor. Additionally, these receivers
 cle), AUV (Autonomous Underwater Vehi-  activities, the following can be highlighted:  Hydrographic surveys are  important   can be equipped with long-life batteries and
 cle) and surface vessels (ASV), which are   Maritime Transport  for an economy geared towards the sea,   a communication system, which allow the
 increasingly common in the execution of   as they enable the safe navigation of mer-  data generated to be collected by autono-
 bathymetry services.  Major shipping companies currently in-  chant ships and sport and recreational ves-  mous underwater vehicles (AUV) or ROVs,
 The versatility and potential of these   vest large amounts in research and devel-  sels. Currently, nautical chart systems, in   as required. In addition, these platforms can
 unmanned, remotely operated, or autono-  opment of Maritime Autonomous Surface   digital format, can already be fed with up-  receive the coupling of several non-seismic
 mous vehicles, together with the advance-  Ships (MASS). Ships capable of carrying   dated soundings of a given region subject   sensors, such as magnetic, electromagnetic,
 ment in the domain of their technologies,   out, not only small ferry routes, but large   to frequent silting, and practically in real   gravimetric, accelerometers, etc., which can
 have created borders that have just been   sailings carrying the same loads as a tra-  time. Autonomous surface vehicles (USV)   enhance the imaging process. This type of
 inconceivable  for  their  use.  There  are  ve-  ditional container carrier. In addition to   are increasingly playing an important role   arrangement significantly reduces the need
 hicles in the international market or under   sea freight, the offshore oil and gas indus-  in updating the generation of bathymetric   to use surface ships, resulting in lower CO2
 development to meet demands such as   try is starting a movement called boatless   data from port access channels in estuary   emissions, lower operating costs, and great-
 high-resolution mapping of the seabed,   that studies the reduction of the number   regions, such as Paranaguá-PR, Itaqui-MA,   er navigation safety.
 underwater inspection, surface vessels for   of vessels supporting platforms with the   and  the  Amazon Basin. Using modern,   Subsea Operations for the Oil and
 civil or military use, large mining machines,   optimized use of autonomous vehicles for   compact multibeam sonar with integrated   Gas Industry
 among other commercially strategic appli-  regular transport between units and land.  motion reference sensors, these platforms
 cations that will only be known by the mar-  Port Activities   are able to carry out a survey much fast-  The Blue Economy also has important
 ket from here to four or five years.  er and simpler than a hydrographic vessel   ramifications in subsea technologies, espe-
 Developments in this area require spe-  Complex tasks performed in the entry   was able to do 15 years ago. This type of   cially those that have enabled the explora-
 cialized knowledge in several domains of   and exit operation of large merchant ships   innovative technology has brought greater   tion and production of Oil and Gas at great
 exact sciences, such as inertial navigation   that until then were only performed by hu-  safety to navigation, reduced freight costs   depths. The use of ROV in offshore activ-
 systems, process control and robotics, but is   mans,  such  as the  operation  of  tugboats   in cargo transport and the optimization of     ities to carry out underwater inspection



 462   BLUE ECONOMY                                                                    Innovative Technologies  463
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