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Digital Engineering April 2026
In the latest issue of Digital Engineering, we take a look at the latest innovations in design for additive manufacturing, including the use of natural language inputs, social media cosplayers, and AI integration. The issue also includes a feature…
January Special Focus Issue: Design for Additive
In this Special Focus Issue of Digital Engineering, learn about the latest advancements in design for additive manufacturing, including new software tools, additive in automotive, custom medical devices, and more.
Advanced Innovative Engineering (AIE) has launched it 40ACS air-cooled Wankel rotary engine. Designed with additive manufacturing, this compact, lightweight engine delivers 5 BHP (3.7 kW) of power. It is useful for unmanned aerial vehicles propulsion systems, robotics, and other advanced applications, according to the company.
The integration of additive manufacturing in the production of 40ACS's major components allows AIE to achieve precision, reduce material waste, and enhance durability, the company reports.
The core of the engine weighs 2 kg (4.4 lbs) and offers a beneficial power-to-weight ratio, according to AIE. The 40ACS is a propulsion solution for UAVs and other compact systems. The engine is equipped with AIE's SPARCS (Self-Pressurizing-Air Rotor Cooling System) technology, which delivers thermal management for clean, dependable operation. It supports multiple fuel types, including gasoline, AVGAS, Jet A-1, JP5 and JP8.
With applications spanning defense, surveillance, agriculture, disaster relief, and scientific research, the 40ACS is designed to perform in critical environments, the company reports.
For more information about the 40ACS air-cooled Wankel rotary engine and AIE's advanced technologies, visit the 40ACS product page.
Advanced Innovative Engineering (AIE) is a UK-based company specializing in high-performance rotary engines for the aerospace and defense industries.
Sources: Press materials received from the company and additional information gleaned from the company’s website.
DE's editors contribute news and new product announcements to Digital Engineering. Press releases may be sent to them via [email protected].
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