Under the initiative, either Singapore Changi Airport (SIN) or Seletar Airport (XSP) will be used as a testbed to co-develop what CAAS describes as a “comprehensive readiness framework” for integrating open-fan engines and next-generation aircraft into existing airport operations. The work will cover aircraft and engine design considerations, airport infrastructure modifications, changes to operational procedures, safety standards and regulatory processes.
How many more moving parts than a conventional turbofan? Maybe four gears and a rotor?
Uh all of those blades, including the fixed ones, are variable pitch. Every single blade has several precision moving parts