Russia - machine engineering

Submarine Minicar "Marina"
 

Purpose:

The submarine minicar is designed for submarine voyage cruises in off­-shore regions at depths down to 50 m. These cruises can be used to study the marine flora and fauna, as well as to entertain tourists at resort hotels.

Characteristics:

Displacement, m³:

     - surface                                                                                                               3.30

     - submerged                                                                                                         7.47

Length, m                                                                                                                  4.50

Width, m                                                                                                                   2.48

Height, m                                                                                                                   1.78

Diving depth, m:

     - operational (working)                                                                                         50

     - critical                                                                                                                100

     - design                                                                                                                125

Underwater speed, knots:

     - maximal                                                                                                              2.8

     - voyage                                                                                                               0.5…1.0

     - vertical (under the vertical-motion propeller)                                                        0.4

Surface towing speed, knots                                                                                       20

360° turn rate, °/s                                                                                                      36

Maximum range of the underwater trip, miles                                                  7…8

Number of 1…2 h long trips                                                                                      4…6

Endurance provided by life-support and survival systems (depending on the supply set), h:

     -  nominal                                                                                                             8…12

     -  emergency                                                                                                         12…24

Reserve buoyancy vs. the normal surface displacement, %                                          51

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