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В кластер входят документы о разработке и принципах работы нетрадиционных типов двигателей, но не об эксплуатации стандартных серийных автомобилей.
Общие признаки: альтернативные конструкции двигателей, повышение эффективности и мощности, технологические разработки в двигателестроении
Группа выше: Двигатели внутреннего сгорания
Смысл: The text discusses Mazda's presentation of the RX-Vision concept car, signaling a potential return to the rotary (Wankel) engine. It explains the mechanical principles, advantages, and disadvantages of rotary engines while highlighting Mazda's efforts to improve their efficiency and emissions.
Mazda introduces the RX-Vision concept, aiming to bring back the high-performance but challenging rotary engine through the new SkyActiv-R technology.
Смысл: The main idea is to introduce Nissan's VC-T engine, which uses a variable compression ratio to bridge the gap between high-performance power and high fuel efficiency, potentially replacing larger displacement engines.
Nissan has developed the VC-T engine, which can change its compression ratio to optimize the balance between power and fuel economy.
Смысл: The main idea is the introduction of the X1 rotary engine by LiquidPiston, emphasizing its superior efficiency and compactness over traditional engines, and its strategic value to DARPA for portable power applications.
LiquidPiston's X1 rotary engine, featuring high thermal efficiency and extreme compactness, has secured DARPA funding for military portable energy applications.