Aircrafts

Number of Aircraft : 3
Type: Piper Cheyenne II PA31T
six/eight-seat executive transport
Power plant:
two 620-ehp (462 ekW) Pratt & Whitney Aircraft of Canada PT6A-28 turboprops
Performance:
cruising speed 325 mph (523 km/h) at 11,000 ft (3355 m)
cruising speed 287 mph (462 km/h) at 29,000 ft (8840 m)
service ceiling 31,600 ft (9630 m)
range at long range power with maximum fuel, allowances and 45-min reserves 1, 737 miles (2795 km) at 29,000 ft (8840 m)
Weights:
empty 4,980 lb (2259 kg); maximum take off 9,000 lb (4082 kg)
Dimensions:
span over wingtip tanks 12 ft 81/4 in (13.01 m)
length 34 ft 8 in (10.57 m)
height 12 ft 9 in (3.89 m)
wing area 229 sq ft (21.27 m)
Seeding Equipment
Ejectable Flares Seeding Racks (Belly Type): 3 baskets of 103 ejectable Silver Iodide (AgI) 20 gr flares
Burn in Place Seeding Racks (Wing Mounted): 2 racks of 24 end-burner Silver Iodide (AgI) 70 gr flares

Aircraft Telemetry Systems

Number of Systems: 4
Airborne Data Acquisition And Telemetry System DTS4-R
The Data Acquisition and Telemetry System Version 4 Rugged (DTS4-R) has been developed to acquire Analog, Digital and GPS data for recording and transmission via Radio Telemetry Modem from an Airborne system to a ground Base Station with the primary function of updating aircraft position in the operations control room on the ground. The system has been designed and customized to be 100% compatible with TITAN
The system is based on an imbedded STM32F4 32 bit floating point ARM MCU that has a rich collection of interfaces such as Serial interfaces, CAN Bus, USB Master for connection to USB Drive for data storage
DTS4-R also has an 8 channel 16 bit ADC chip, user defined counter channels, user defined I/O ports, 2 user defined Serial ports ( RS232 ) and an internal GPS and Radio Data Modem
Realtime telemetry of aircraft position tracking on radar picture
Position of fired flares, both ejectable and end-burners
Coverage range of more than 200km

Weather Radars

Number of Radars : 2
Type
C-Band Doppler radars with digital receivers and digital signal processors and with solid state power supply and modulator units.
Characteristics:
Transmitter: C-Band Solid State Transmitter Pulse Systems Model Number TR-1001A
Transmitter power: 300 KW C-Band Power Supply / Modulator
Magnetron: coaxial type model VMC-1891A
Frequency: 5210-5700 MHz
Duty: .001
Magnetron Input: 25KV, 24 Amps
Peak Power: 300 KW
SIGMET™, RVP8 Digital receiver and Digital Signal Processor
Dual point IF signal input and single point Burst signal input
Sample rate IF 72 MHz, 14-bit
Programmed transmission waveforms
Programmed zone band IF filters
DFT (Discrete Fourier Transform) processing and GMAP (Gaussian Model Adaptive) processing
Harmonic phase processing for 2nd trip echo
PPI and RHI Volume scan with RCP8™ Antenna Control System (SIGMET™)
Software: IRIS™ (SIGMET™) and TITAN (NCAR)
Radar Recording Systems
TITAN (Thunderstorm Identification Tracking Analysis & Nowcasting)

Weather Stations

Number of Weather Stations : 38 of which
12 Meteorological
21 Agrometeorological
5 Agrometeorological with extra sensors for measuring CO2 & O3
Technical Specifications
ADCON telemetry Data logger, addWAVE A753 GSM-GPRS type
Wind transmitter 4.3515.51.100 της ADOLF THIES GmbH & Co. KG (0,9 – 40 m/s)
Direction Vane sensor -200P of NRG systems
Barometric Pressure transmitter HD9408TR BARO of Delta ohm (800 – 1100 mbar)
Temperature (-40 – 60 οC) and relative Humidity (0 – 100 %) sensors HD 9009 TR R Delta ohm
Rain Gauge type 200.733.064 ADCON telemetry (0,2 mm).
Solar Radiation type SP-LITE 2 ADCON telemetry (0 – 2000 w/m2).
Soil Temperature Sensor (-20 – 60 οC).
Soil Moisture Sensor DECAGON DEVICES (0 – 100 VWC Volumetric Water content)
Dielectric Leaf Wetness Sensor DECAGON DEVICES (0 – 100 % WET)
Main Solar Panel 20W 12V, Lead Acid Battery 12V 9Ah, Stabilizer & Regulator

Drones

DJI Phantom 4 (Video and photography)
Advanced stereo Vision Positioning for precise hovering, even without satellite positioning support.
Magnesium skeleton for minimum weight and maximum stiffness.
Better balance, impressively precision.
Multiple flight modes to meet your needs,
Impressive flight time for 28 minutes,
3.1mi (5km) of range, with complete control and a live 720p HD camera view.
Specifications
Weight (Battery & Propellers Included) 1380 g
Diagonal Size (Propellers Excluded) 350 mm
Max Speed S-mode: 20 m/s
Max Service Ceiling Above Sea Level 19685 feet (6000 m)
Max Flight Time Approx. 28 minutes
Operating Temperature Range 32° to 104°F (0° to 40°C)
Satellite Positioning Systems GPS/GLONASS
Sensor 1/2.3” CMOS
Effective pixels:12.4 M
Video Recording Modes
UHD: 4096×2160 (4K) 24 / 25p 3840×2160 (4K) 24 / 25 / 30p 2704×1520 (2.7K) 24 / 25 / 30p
FHD: 1920×1080 24 / 25 / 30 / 48 / 50 / 60 / 120p HD: 1280×720 24 / 25 / 30 / 48 / 50 / 60p
Photo JPEG, DNG (RAW)
Video MP4, MOV (MPEG-4 AVC/H.264)
Operating Temperature Range 32° to 104°F (0° to 40°C)

DJI AGRAS MG-1(Crop Dusting)
Specially designed octocopter for precision variable rate application of liquid pesticides, fertilizers and herbicides.
Carries up to 10kg of liquid payloads, including pesticide and fertilizer. An area of 4,000-6,000 m² can be covered in just 10 minutes.
Specially designed motor with a sealed body and an efficient, integrated centrifugal cooling system.
Three flight modes: Smart mode, Manual Plus Mode and Manual mode.
Intelligent memory which enables it to resume operation if interrupted.
Specifications
1471mm x 1471mm x 482mm (arm unfolded, without propellers)
780mm x 780mm x 482mm (arm folded)
Operating Voltage 12S LiPo
Standard Operating Payload 10 kg
Max Spray Speed 0.43 L/min (per nozzle, for water)
Spray Width 4 - 6 m (4 nozzles, 1.5 – 3 m above the crops)
Droplet Size* XR11001: 130~250 μm
Total Weight (without batteries) 8.8 kg
Standard Takeoff Weight 22.5 kg
Max Takeoff Weight 24.5 kg (MSL)
Max Thrust-Weight Ratio 1.81 (with 22.5 kg takeoff weight)
Hovering Time
24 min (@ with 12.5 kg takeoff weight)
10 min (@ with 22.5 kg takeoff weight)
Max Operating Speed 8 m/s
Max Flying Speed 22 m/s
Recommended Operating Temperature 0 to 40℃

Parrot DISCO FPV
Τhe first fixed-wing drone that reaches speeds up to 50 mph (80 km/h)
Battery Life:45 mins
Range 1.24 miles\2 km
Parrot Cockpitglasses, an immersive FPV headset.
DIMENSIONS
Size: 1150 mm x 580 mm x 120 mm
Wingspan: 1150 mm (45 ")
WEIGHT : 750 gr | 26 oz
GPS : Built-in GPS: GPS + GLONASS
PERFORMANCE
1280 kv motor
5 V servomotor
RF Receiver ready SBUS, SUMD, CPPM
VIDEO & IMAGE
1080p Full HD camera
Video streaming: 360p / 720p
SOFTWARE
Linux & Open source SDK for App development
SENSORS
Ultrasound
Altimeter
Optical flow camera
Airspeed sensor (Pitot tube)
INERTIAL NAVIGATION SYSTEM
3-axis gyroscope
3-axis accelerometer
3-axis magnetometer
HARDWARE
CPU: Dual core Cortex A9
Internal Flash Memory: 32 GB
WI-FI AND TRANSMISSIONS
Access point network
WiFi AC-type, 2 bi-band antennas (2.4 and 5 GHz)
Up to 1.24 miles with Parrot Skycontroller or Skycontroller 2
REMOVABLE BATTERY
2700 mAh / 25 A 3-cell LiPo Battery
Battery life: 45 min

PROFILE

3D S.A. is a Greek private company founded in1976 in Thessaloniki. The company provides custom made services and applications covering all major contemporary activities in Greece and abroad and since 1981 has been actively involved in several Weather Modification Programs. 3D S.A. offers a distinguishing range of services that rightfully makes it unique in Europe and one among the four most recognized companies worldwide specializing in Weather Modification Applications.Read More...

ACTIVITIES

WEATHER
MODIFICATION
AGROMETEOROLOGICAL
APPLICATIONS
METEOROLOGICAL
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PERSONNEL

B.Eng.
B.Sc.
BA
MA

B.Eng

IN Computer Systems Engineering with M.Sc in Control Systems

IN Aeronautical Engineering

IN Aerospace Engineer with M.Sc in Aerospace Dynamics and MA in Finance Information Systems and MBA in Logistics

B.Sc.

IN Physics, School of Physics, Faculty of Sciences with M.Sc. in Meteorology, Climatology and Atmospheric Environment

IN Agriculture, Hydraulics, Soil Science and Agricultural Engineering ,with M.Sc. in Water and Environmental Engineering, and PhD in Civil and Environmental Engineering

IN Agriculture, Plant Protection Science, with M.Sc. in Plant Protection Science, Entomology, Integrated Pest Management

IN in Mathematics with M.Sc. in Meteorology, Climatology and Atmospheric Environment

BA

IN Mathematics and Business Studies

MA

IN International Business

HISTORY TIMELINE

2023-2025

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BA

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CONTACT

2 Skiathou Str. 546 46, Thessaloniki, Greece

+30 2310 413.545|info@3dsa.gr

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