1000kg Class EDF System

1000kg Class Ducted Fan

Designed for electric passenger jet, eVTOL, airboat.

1000kg Detail
1000FANKG
maximum thrust
1.6M
blade diameter
2700RPM
takeoff rated speed
600KW
maximum motor power
Full Engineering Specifications

Technical Specifications & Parameters

EDF Structure AnimationDynamic Aerodynamic Visualization
blade diameter
1.60m
exit diameter
0.72m
duct chord
0.45m
hub diameter
0.24m
maximum thrust
1000fankg
blade number
12
strut number
7
takeoff rated speed
2700rpm
cruise rated speed
2500rpm
maximum motor power
600kw
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Aviation-Grade Architecture

Propulsion Engineering Innovations

Eliminates mechanical gearbox failure points while delivering superior acoustic shielding and high aerodynamic cruise efficiency.

Direct-Drive PMSM

600 kW Gearless Direct-Drive Motor

Eliminates the maintenance overhead, lubrication complexity, and single-point mechanical failure risk of planetary gearboxes. Features segmented Halbach array magnets for maximized torque density.

600 kW
Peak Shaft Output
Aeroacoustic Shroud

Acoustic Liner & BPF Noise Suppression

Integrated micro-perforated acoustic liner and 7 swept stator vanes cancel blade passage frequencies (BPF), achieving a 12–15 dB reduction in noise signature compared to equal-thrust open propellers.

-15 dB
Acoustic Signature Delta
Composite Nacelle

Autoclave-Cured Carbon Fiber Cowl

High-modulus T800 carbon fiber prepreg shell with diffusion exit geometry. Provides exceptional hoop strength against centrifugal blade containment and minimizes nacelle drag during high-speed cruise.

1.6 m
Outer Shroud Diameter
Thermal & SiC Inverter

800V+ Liquid-Cooled SiC Powertrain

Optimized for 800V to 1000V high-voltage DC buses with automotive/aviation-grade Silicon Carbide (SiC) power modules. Internal liquid jacket maintains continuous thermal equilibrium under ISA +30°C hot-day climb profiles.

800V+
High-Voltage DC Bus
Mission Profiles & Sizing

Target Aircraft Configurations

Proven power allocation models for multi-rotor distributed electric propulsion (DEP) architectures and hybrid-electric commuter aircraft.

Commercial Passenger eVTOL

5–7 Passenger Vectored-Thrust Air Taxi

Configured in tandem or blown-wing arrangements (6 to 8 units) providing full vertical lift during takeoff/transition and high-efficiency thrust during 260+ km/h forward cruise.

Propulsion Layout:6–8 Units Distributed (DEP)
Thrust Ratio:T/W = 1.25 – 1.35
Target MTOW:4,500 – 6,200 kg MTOW
Regional Commuter Aircraft

19-Seat Hybrid-Electric Feeder Airliner

Wing-mounted dual or quadruple nacelle installations augmenting wing lift via boundary layer ingestion (BLI) for short takeoff and landing (STOL) operations.

Propulsion Layout:2–4 Wing-Mounted Nacelles
Thrust Ratio:Cruise T/W = 0.28 – 0.35
Target MTOW:7,000 – 11,500 kg MTOW
Heavy Maritime Transport

High-Speed Air-Cushion Vehicle & Airboat

Enclosed ducted fan provides personnel protection, zero exposed rotor hazard, and high static thrust resistance against salt spray and coastal sea-spray environments.

Propulsion Layout:2–4 Aft Pylon Thrusters
Thrust Ratio:Dynamic Thrust Optimized
Target MTOW:5,000 – 12,000 kg Vessel
Airframe Integration

Aerospace Engineering Deliverables

Yuntu partners with OEM aircraft design teams, supplying complete aerodynamic, structural, and avionics interface packages.

Static & Transition Aerodynamics

Full-Scale Wind Tunnel 6-DoF Test Report

Calibrated force-balance data across angles of attack (-10° to +95°) and crosswind conditions up to 45 m/s, validating transitional thrust vectors.

Format:CSV, MATLAB & PDF Reports
Structural & Thermal Interface

High-Fidelity 3D STEP & Digital Twin Model

Exact mounting flange bolt patterns, Center of Gravity (CG), mass moments of inertia, and finite element analysis (FEA) structural boundary constraints.

Format:STEP / IGES / Parasolid
Flight Control Integration

Dual-Channel Avionics & CAN/ARINC Bus Protocol

Redundant digital motor controller interface documentation supporting CAN Aerospace, ARINC 429, and RS-485 telemetry feeds with sub-5ms latency.

Format:ICD & Firmware Specification
Thrust, Power, RPM & Thermal Matrix

Comprehensive Propulsion Envelope Map

Multidimensional performance maps mapping voltage, ambient density altitude (0–3000m), inverter temperature, and continuous vs peak torque limits.

Format:Digital Lookup Tables & Curves
Technical Inquiries

Frequently Asked Questions

The 1000kgf unit is optimized for 800V to 1000V DC high-voltage architectures to minimize cabling mass and I²R losses. Peak power demand is 600 kW during takeoff/hover transition, and continuous cruise power is rated at 250–320 kW depending on aircraft aerodynamics and cruise velocity.
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