Jetyak Specifications
Vessel Type: Unmanned on-board waypoint following jet driven Autonomous Surface Vessel (ASV)
Drive Propulsion: Jet drive; 4.060" (103mm) dia 316 SS investment cast impeller; optional centrifugal clutch
Hull Construction: UV stabilized rotomolded high density polyethylene; 3-piece design for ease of transport
Fuel Tank Construction: 5052 Al (2.5%Mg, 0.25%Cr, 97.25% Al)
Dimensions1 : 143 x 36 x 19"
Overall LxWxH (in / mm): 143 x 36 x 19 (3632 x 915 x 483)
Typical Draft (in / mm): 4-6 (100-150)
Mass2 (lbs / kg): 195 lb (88 kg)
Max Payload (lb / kg): 280 / 127
Engine: Kohler CH395 - 4-stroke air cooled
Displacement (cc): 277
Power (hp): 9.5
Torque (ft-lbs): 13.9
Bore x Stroke (mm): 78 x 58
Service RPM: 4000
Oil Lubrication: 300 hr service life on 10W50 full synthetic oil; splash lubrication
Oil Capacity: 1.1L
Spark Plug Type: Champion RC12YC (or equiv.)
Spark Plug Gap (in /mm): 0.030 / 0.76
Maximum Angle of Operation3 (deg): 25
Compression Ratio: 8.5:1
Fuel Type4: Clean, fresh, unleaded gasoline; 87 octane or higher
Fuel Capacity (gal / L): 4 / 15
Backpressure limit (inches H₂0 / kPa): 30 / 7.5 @ 3600 RPM
Emissions Compliance: EPA / CARB Phase III, EU Phase V, China Phase II
Charging System: 10A
Sensor Mounts: Single-beam, Multi-beam, Sidescan, ADCP, CTD, Custom
SBES / MBES / SSS: Fixed or retractable keel mounting w/ cable pass through
ADCP: In-hull mounting inset
CTD: Stern-mounted remote-deployed winch; 100m 7/64" dia Honeywell Spectra line
Supporting Payload: 80/20 rail system
Roof Rack: 1-7/8 Speed Rail
Special Missions Payload: Consult Factory
Navigation & Control System: Autopilot with GNSS waypoint following; full manual override; remote engine start/stop
Autopilot Controller: Pixhawk micro-controller; data and logs written to on an board microSD card
Waypoint Navigation: via commercially available Ardupilot Series of Controllers (e.g. Pixhawk, APM 2.x, Navio)
Control Modes: Autopilot with full manual override
Data Logging PC: Fanless Win 10 SSD Data PC; 2.4 / 5 GHz short range WiFi
Vessel GNSS: HERE 3 RTK; u-blox NEO-M8P high precision GNSS; GPS L1 C/A, GLONASS L1OF, BeiDou B1I
Remote Engine Start / Kill / Restart: via 10A 28V Battleship RC relay
Communication & Data Telemetry: Redundant wireless networks
Primary Data Link: 2.4 GHz 100 Mbps WiFi Transceiver
Primary Data Link Antenna Gain (ASV): 6dBi
Primary Data Link Range⁵ (mi / km): 1 / 1.6
Navigation Data Link: RFD 900 MHz long-range serial antenna (between Mission Planner and Pixhawk autopilot)
Redundant Navigation Data Link: Serial to Ethernet adapter for redundant access via 2.4Gz WiFi link
Remote Data PC Connection: via long ramge WiFi
ASV RC Manual Control Tx: FrSky Taranis Handheld RC Transmitter
ASV RC Rx: FrSky L9r RC Receiver
ASV Steering & Throttle Servo Integration: via Pixhawk-Mokai interface board and harnesses
Basestation: Realtime GUI with vessel position and data visualization
Primary Data Link Antenna Gain: 8 dBi
Graphical Mission Planning & Control SW: Open source (e.g. Mission Planner, APM Planner, Q Ground Control etc)
Data Acquisition & Logging: Ubiquiti Long Range Point to Point WiFi (primary comms)
Control PC Accessories:
Client Laptop PC (supplied by client, configured by ICS)
DC Power: Regulated and isolated 12/24 VDC
Payload Batteries: 2x 12V 950 Watt Hr Deep Cycle AGM fully sealed deep-cycle marine batteries (wired in series)
Power Isolation: 24 to 24, 12 and 5V DC-DC converters with clean regulated output
Distribution: RIGRunner distribution module w/ Anderson ultra-low resistance Powerpole connectors
Operating Conditions: Salt / freshwater operation from calm rivers to energetic surf ; 8 hr refueling interval
Remote Range⁵: Within operator sight and RC Control Range (typically 1 mile clear line of sight)
Sea State: 2-3 ft
Wind: <15 kt in open ocean, < 25 knots in fetch limited environments
Temp⁶: -10 to +25C (tested temperature range)
Max Speed⁷ (kt / m/s): 18 / 9.3 with no sensors, 10 knots / 5 with hydrodynamically faired sensors
Min Survey Speed⁸ (kt / m/s): 3 / 1.5
Endurance⁹: 4-8 hrs typical
Vessel Positional Accuracy: 2.5 cm typ.
Vessel Position¹⁰: Standalone 3D Fix: 2.5 m CEP; RTK: 2.5 cm