Design and Deployment of a Mechanical Control with Push-Pull Cables in a Ground Workbench for PT6 Engines
DOI:
https://doi.org/10.18667/cienciaypoderaereo.646Keywords:
Biofuels; Mechanical Control Cable; Flight Commands; Control Levers; PT6; Aeronautical TurbinesAbstract
This parper presents the design and deployment of a mechanical control with cables and levers, also known as push-pull cables, for flight commands in a PT6 61A engine. The purpose of the study is to control the variables fuel condition, engine power, and propeller angular position while having the engine operating on the ground and being controlled from a test bench located at the Air Maintenance Command (CAMAN, in Spanish). The implementation of the controller was carried out with recycled aeronautical materials that, nevertheless, provide a margin of safety for the operator and ensure the integrity of the engine. An empirical-and-analytical methodology was applied to carry out this design, in which the characterization of the engine, the acquisition, adaptation and construction of the fixing elements, as well as the installation, and the adjustment of the mechanical levers of each command became key aspects. In order to test the performance of the proposed mechanical control, tests were carried out with mixtures of traditional fuel (JET A1) and biodiesel. The data on temperature, speed, torque and percentage (NG) in each test facilitated the comparison of the operation of the motor and the correct performance of the controller.
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Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS)
Grant numbers 56752