Control 

 Console 



Eng 



Hyd. 

 Pump 



Winch 



Step Down 

 Transformer 



r 



TL 



Slip 

 Ring 



Step up 

 Transformer 



Electrical Chamber 

 Motor Controls 

 Circuit Breakers 

 Attitude Sensor 

 Power Supply 

 Control & Feedback 



"n 



Hydraulic Reservoir 

 Hyd. Pump Motor 

 Hyd . Pump 

 Hyd. Valves 

 Pressure Sensor 

 Bypass Valve 



Kelly Drive 

 Motors 



I 



Pile Hold/Release 

 Mechanism 



Installation 

 Unit Release 

 1 



Leveling System 

 (if required) 



Kelly Drives 



LEGEND 

 Control or Feedback Signal 



Piles (Pile 

 Travel & Umb. 

 Catch Indicators) 



Electrical Power Transmission 

 Hydraulic Power Transmission 

 Mechanical Power Transmission 



Figure 6. System block diagram for pilot-model seafloor 

 screw pile emplacement system. 



28 



