VIA System: Full-Series On-Line Vacuum Infusion Solutions for Wind Turbine Blades

The HEDRICH VIA on-line vacuum infusion system is the industry benchmark in on-line infusion equipment, achieving true fully automatic on-line vacuum infusion. It offers a wide range of flow rate specifications, supports both mobile and stationary operating modes, and is compatible with various resin systems such as two-component, three-component, and polyamide. The VIA60 model enables simultaneous two-sided infusion and is purpose-built for the efficient mass production of large offshore wind turbine blades. It delivers excellent temperature control, mixing ratio, and vacuum precision, and can interface with MES systems.

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True On-Line Infusion

Industry-recognised first-class on-line infusion equipment with a fully automatic on-line vacuum infusion process.

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Flexible Flow Rates

30 kg/min for small blades and accessories, 60 kg/min for dual-channel dispensing on large blades — extra-large flow rates on request.

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Simultaneous Two-Sided Infusion

The VIA60 model infuses two blade surfaces at the same time, significantly increasing capacity.

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Multi-Station Control & MES

Precise and stable multi-station control technology ensures consistently high blade quality; the advanced control system supports MES integration.

Advantages of the VIA on-line vacuum infusion system

• Industry-recognised first-class on-line infusion equipment with a fully automatic on-line vacuum infusion process
• Stable infusion quality, excellent vacuum level and high mixing ratio accuracy
• Stable heating and cooling capability even under high-flow conditions
• VIA60 supports simultaneous infusion on two blade surfaces, significantly increasing capacity
• Precise and stable multi-station control technology ensures stable, high-quality blade infusion
• Structural design facilitates maintenance; high-quality components for a long service life
• Advanced control system with MES integration support

Available solutions

• Flexible flow rate selection: 30 kg/min (small blades/accessories), 60 kg/min (dual-channel dispensing for large blades); extra-large flow rates customizable
• Two selectable operating modes: mobile for flexible production scheduling; stationary for stable operation and excellent cost efficiency
• Adaptable to diverse material systems: two-component, three-component and polyamide resins; special material solutions customizable
• Particularly suitable for the high-flow infusion production of extra-large offshore blades and various resin types

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