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New Materials – Carbon/Glass Hybrid
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Aero-Elastic Tailoring: Passive load reduction
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›! Blade OML Geometry generated from advanced airfoil design."
›! Geometry feeds FEA model development and BoM"
›! Engineering data feeds tool and fixture design."
›! Single source of engineering data ensures fidelity of finished tools to the model."
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•! CATIA V5 solid modeling is now applied for design of all geometric surfaces. •! Applied to both structural analysis and surface generation for tooling.
•! CAD models uploaded to 3 and 5 axis machine centers for plug fabrication. •! Multiple mold sets pulled from machined plugs to build final product structure.
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•! Laser Projection Systems for real time tool based projection of ply locations, bonding adhesive outlines and shear web location. •! Ceiling mounted laser projectors. Up to five ganged together to provide full coverage across a single pair of 47.2m molds. •! Technology is now applied to all 2.4MW blade production
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Full-Scale Blade Proof Testing: ›!46.2m Blade at 90% Max Operating load during proof testing at Vientek ›!Tip deflections exceed 8 meters at max load. ›!Root test stand designed to react over 30 million N-m of bending load!+
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kklm3)-./,(d)*"2T&+1)'")L(,46();2/+%$"2'/:"+)!"%')›! TPI Engineers are looking for designs
to minimize transportation costs."•! Shortened Maximum Chord
reduces shipping package height."•! Increased root thickness translates
to structural weight reduction. "–! Will ship TWO blades per
truck without exceeding weight restrictions."
Current shipping configuration of 2.4MW 46.2m wind blade
TB+>#$2#"5+?@A+?@BB+++C+++D#/)+
a",1,$/+I'(0'%,-)%+K$$'1#;'$+