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Optimizing High-Speed Catamaran Design with HyperWorks
Technology Category
- Application Infrastructure & Middleware - Event-Driven Application
- Sensors - Level Sensors
Applicable Industries
- Aerospace
- Marine & Shipping
Applicable Functions
- Product Research & Development
Use Cases
- Building Automation & Control
- Intelligent Urban Water Supply Management
The Challenge
The École de Technologie Supérieure (ÉTS) Team Rafale faced the challenge of building a high-speed, lightweight catamaran for the 'Little America’s Cup'. The class rules stipulated that the catamaran should be less than 25ft long with a maximum width of 14ft and less than 300sq ft. sail area. This presented a challenging opportunity to drive innovation and use the best materials possible. The catamaran needed to be built in less than 18 months. The hydrofoils, despite being less than two square feet in surface area, needed to be able to lift the entire boat and its two-man crew out of the water. The 30ft mast at the heart of the rigid wingsail carries almost 4000 lb. of compression while weighing less than 30lbs.
About The Customer
The École de Technologie Supérieure (ÉTS), founded in 1974, is part of the Université du Québec’s network and is one of the biggest engineering schools in Canada. It is located in the center of Montréal and has more than 7000 students in several programs covering all major parts of industry. Team Rafale, a group of aerospace engineers, faculty members and students from ÉTS, took on the ambitious challenge to design, build and race a C-Class catamaran in the ‘Little America’s Cup’. They faced some of the biggest names of the sailing world including Franck Cammas, skipper of the America’s Cup team Groupama, Olympic sailors and several times world champions.
The Solution
To meet these challenges, Team Rafale utilized Altair’s OptiStruct and its composite optimization process. OptiStruct allowed the team to quickly cycle through multiple design iterations, taking the requirements and manufacturing limitations into account. All major components, including both cross-beams, the hydrofoils and the foiling rudders, benefited from this design approach. Each component was run through the three-phase laminate composite design optimization process. The high level of automation and OptiStruct’s ability to directly import, optimize and export composite data helped the team drastically reduce turnaround times between iterations. This allowed the exploration of various options to meet the aggressive weight targets.
Operational Impact
Quantitative Benefit
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