Hartzell Engine Tech has delivered its first developmental prototype electronic wastegates to multiple undisclosed aircraft engine manufacturers for functional testing, according to an Aug. 25 announcement from the Montgomery, Alabama-based company. A subsidiary of Signia Aerospace, Hartzell is known for its hydro-mechanical wastegates but is now advancing into electronic systems under its AeroForce brand.
The prototype wastegates are designed as a plug-and-play replacement for hydro-pneumatic units on engines equipped with Full Authority Digital Engine Controls (FADEC). Hartzell said it is also developing applications for non-FADEC legacy engines.
“The design intent of the AeroForce prototype is to maintain the current installation envelope and weight while reusing the existing, time-te