Three-in-One Architecture
High-Speed PM Synchronous Motor
94% motor efficiency at 15,000-24,000 rpm; insulation class CL.H (180°C) with winding wire rated 200°C; IP54 protection, air cooled; alloy steel shaft, S1 continuous duty.
High-Speed VFD Control
Stepless speed control matches airflow to demand and avoids oversized-motor waste. The VFD provides start/stop control, alarm output and an RS485 interface; a PT100 sensor feeds motor thermal protection.
High-Efficiency 3D-Flow Impeller
CFD-optimised flow path with full FEA validation. Airflow and pressure stay stable with no decay over long runs; dynamic balancing keeps vibration below 4 mm/s.
Drive Structure Comparison
| Item | Conventional Blower | Huidechuang Blower |
|---|---|---|
| Drive | Motor → belt / gearbox → impeller | PM motor → impeller (direct coupled) |
| Transmission loss | Efficiency decays as parts wear | No belts, no gearbox, zero transmission loss |
| Lubrication | Regular lubrication required | Ceramic ball bearings, completely oil-free |
| Speed control | Fixed speed | Stepless VFD, airflow on demand |
| Maintenance | Belt and gear oil replacement | Intake filter every 1-3 months only |
Mechanical transmission parts are the main source of efficiency decay in conventional blowers. Direct drive removes the problem structurally.
Energy Consumption & Cost
| Item | Value |
|---|---|
| Replacing | 7.5 kW vortex blower (equal duty) |
| Operating | 16 h/day × 300 days/year |
| Industrial tariff | RMB 0.8 / kWh |
| Saving (conservative 40%) | 3 kWh saved per hour |
| Annual saving | Approx. RMB 11,520 per unit per year |
Formula: 7.5 kW × 40% × 16 h × 300 days × RMB 0.8 = RMB 11,520. Actual savings vary with duty and saving rate (40-60%). Install a power meter to verify consumption in service.
Measured Performance
Environmental & Electrical
Operating & Storage Temp
Ambient range -20°C to +50°C
Humidity
Relative humidity 10%-95%
Protection Class
Motor protection class IP54
Winding Withstand
Three-phase winding withstand AC1800V / 1 min ≤20 mA
The motor is a high-speed permanent-magnet synchronous type (380V AC; other regional voltages on request), 2 pole pairs, fitted with a 2-wire PT100 sensor in the winding. Winding-to-housing insulation resistance is ≥100 MΩ at DC1000V/10 s. Working medium is air, cooling is by air, duty is S1 continuous.