Moulding composite panels
A composite panel composed of a fibre reinforced resin matrix composite material, wherein the panel comprises: a panel portion comprised of a first multilayer laminate including a plurality of first plies of fibre reinforced resin matrix composite material, wherein at least one of the first plies in...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A composite panel composed of a fibre reinforced resin matrix composite material, wherein the panel comprises: a panel portion comprised of a first multilayer laminate including a plurality of first plies of fibre reinforced resin matrix composite material, wherein at least one of the first plies includes a first fibrous layer of a plurality of non-woven carbon fibres which are substantially randomly oriented, and a reinforcement portion which is integrally moulded with the panel portion and is located at one or more locations on a surface of the panel portion to provide one or more primary structural regions of the composite panel, the reinforcement portion being comprised of a second multilayer laminate including a plurality of second plies of fibre reinforced resin matrix composite material, wherein at least one of the second plies includes a second fibrous layer of a plurality of non-woven carbon fibres which are substantially randomly oriented, wherein in at least one primary structural region both the panel portion and the reinforcement portion have a first volume fraction (Vf1) of fibres in the respective first and second plies within the respective primary structural region which is higher than a second volume fraction (Vf2) of fibres in at least one of the first plies of the panel portion in a secondary structural region of the composite panel, each volume fraction being with respect to the total volume of resin and fibres in the respective region. |
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