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Rolls-Royce nears certification of new blade for Trent 1000 engines

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Rolls-Royce nears certification of new blade for Trent 1000 engines
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Rolls-Royce, a prominent British engine manufacturer, is on the verge of certifying a new blade for its Trent 1000 turbofan engines, used in Boeing 787 Dreamliner aircraft. The new blade, known as the High Pressure Turbine (HPT), is expected to double the engine's time-on-wing, with certification anticipated in the coming weeks.

This development is part of a broader Durability Enhancement package aimed at reducing emissions from Trent 1000 engines. According to a statement on the company's website, these improvements are becoming increasingly crucial in the aviation industry.

Rolls-Royce's recent performance has been positive, with optimistic projections for the rest of the year. The company stated: "We have had a strong start to the year, with all divisions performing well. Despite the uncertainties associated with tariffs and continued supply chain challenges, our 2025 guidance of £2.7 - £2.9 billion of underlying operating profit and £2.7 - £2.9 billion of free cash flow remains unchanged. Year-on-year improvements in profit and cash flow are largely driven by our actions and strategic initiatives. Demand for our products and services also remains strong across the Group."

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The HPT blade is not entirely new, as it is already in use in the Trent 7000 engines that power Airbus A330neo aircraft. Rolls-Royce noted that "after over two years of operation, their condition is proving to be aligned with our expectations of more than doubling time-on-wing."

The company's progress is backed by enhancing the cooling performance of the new HPT blades. Rolls-Royce stated that "by improving the cooling performance of the blade, we have more than doubled the blade life," contributing to the expected doubling of the time-on-wing (TOW) for the Trent 1000.

The company has utilized data from its advanced engine health monitoring system and thermal modeling to improve the efficiency of the blade's cooling system, leading to enhancements that project a twofold TOW increase once certified.

TOW refers to the time an engine can remain operational before needing maintenance. As Rolls-Royce gets closer to certifying its new blade, the company continues to focus on strategic initiatives and in-service data to improve its products.

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