Hardware-in-the-loop simulation of two-shaft gas turbine engine’s electronic control unit

Author(s):  
Morteza Montazeri-Gh ◽  
Soroush Abyaneh ◽  
Sajjad Kazemnejad
Author(s):  
Amin Salehi ◽  
Morteza Montazeri-Gh

The turboshaft engine is the major component in the propulsion system of most marine vehicles, and proper control of its function as a sub-system in the propulsion system has a direct impact on the performance of the vehicle’s propulsion control system. The engine performance control is performed through the fuel control system. The fuel control system of a turboshaft gas turbine engine consists of two parts: electronic control unit and fuel control unit which is the actuator of the fuel control system. In this article, a hardware-in-the-loop simulation is presented for testing and verifying the performance of the fuel control unit. In the hardware-in-the-loop simulation, the fuel control unit in hardware form is tested in connection with the numerically simulated model of engine and electronic control unit. In this simulation, a Wiener model for the turboshaft engine is developed which is validated with the experimental data. Subsequently, a multi-loop fuel controller algorithm is designed for the engine and the parameters are optimized so that the time response and physical constraints are satisfied. In the next step, a state-of-the-art hydraulic test setup is built and implemented to perform the hardware-in-the-loop test. The test system contains personal and industrial computer, sensors, hydraulic components, and data acquisition cards to connect software and hardware parts to each other. In this hardware-in-the-loop simulator, a host–target structure is used for real-time simulation of the software models. The results show the effectiveness of hardware-in-the-loop simulation in fuel control unit evaluation and verify the steady and transient performance of the designed actuator.


2012 ◽  
Vol 490-495 ◽  
pp. 13-18 ◽  
Author(s):  
Ran Chen ◽  
Lin Mi ◽  
Wei Tan

Hardware-in-the-loop simulation (HILS) is a scheme that incorporates some hardware components of primary concern in the numerical simulation environment. This paper discusses the implementation and benefits of using the HIL testing system for electronic control unit of dual-clutch transmission (DCT) vehicle.


Author(s):  
Amin Salehi ◽  
Morteza Montazeri-GH

The correct operation of a gas turbine engine depends on the accurate and stable performance of fuel control system and its components such as fuel control unit. Fuel control unit is an electro-hydraulic actuator of fuel control system whose function is to supply, regulate and send the fuel to the engine according to the electronic control unit command. In this paper, a new fuel control unit has been developed based on the load sensing concept for a turboshaft gas turbine engine. In the designed fuel control unit, the fuel flow rate is controlled by adjusting the fuel pressure. A NARX model and ANFIS controller is employed to design the pressure controller. A hardware in the loop framework, comprising of hydraulic circuit, sensors, data acquisition card and computers, is developed to evaluate the performance of the fuel control unit alongside the real-time simulation of other component such as engine and electronic control unit. Moreover, the consumed power by the fuel control unit is evaluated and a considerable improvement is indicated compared to typical fuel control units.


Author(s):  
Jungkyum Yu ◽  
Kwangil Kim ◽  
Kyongsu Yi

This paper describes a hardware-in-the-loop simulation system for the validation of a vehicle body electronic control unit. The hardware-in-the-loop simulation system consists of three parts: a real-time target machine, an electronic control unit, and a signal conditioning unit, which regulates the voltage levels between the real-time target and the electronic control unit. The real-time target machine generates switch and feedback signals to the electronic control unit. The software model, representing body electronics hardware, such as a power seat and power trunk, runs inside a real-time target machine. The software model is composed of a mechanical part that represents the dynamic behaviors and an electronic part to calculate the motor speeds, current, and electronic loads under various conditions. The hardware-in-the-loop test was carried out for two different large passenger vehicle electronic control units, since the purpose of this research is to validate the various electronic control units by just simply modifying the corresponding vehicle model, the power seat, and the power trunk. Test results indicate that the developed software model can effectively replace the real hardware, and that this virtual model can be used to validate the signal logic between the electronic control unit and the model. In addition, the electrical robustness of the electronic control unit was validated by applying surge currents to the electronic control unit.


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