HIL testing is needed now more than ever to ensure the reliability of rapidly evolving EV and ADAS/Active Safety systems. As a test methodology, HIL is crucial for testing the increasing connectivity and interdependence between systems and vehicle domains as they jointly contribute to key vehicle attributes.
What is HIL used for?
Hardware-in-the-loop (HIL) simulation is a type of real-time simulation. You use HIL simulation to test your controller design. HIL simulation shows how your controller responds in real time to realistic virtual stimuli. You can also use HIL to determine if your physical system (plant) model is valid.Hardware-in-the-loop (HIL) simulation is a type of real-timereal-timeReal-time data (RTD) is information that is delivered immediately after collection. There is no delay in the timeliness of the information provided. Real-time data is often used for navigation or tracking.https://en.wikipedia.org › wiki › Real-time_dataReal-time data - Wikipedia simulation. You use HIL simulation to test your controller design. HIL simulation shows how your controller responds in real time to realistic virtual stimuli. You can also use HIL to determine if your physical system (plant) model is valid.
How do you perform a HIL test?
During HIL Testing, the ECU is connected to a Test System that mimics an assembled product (an engine, a body control module or even the entire vehicle system). It interacts with the input and the output of the ECU under test, as if it were an actual vehicle.1 May 2020
What is HIL in vehicle?
Hardware-in-loop (HIL) testing is performed at the validation testing stage. It occurs at the last stages of V-Cycle after the integration testing of the application has been performed. At this juncture, the application is validated against the requirements based on which it has been developed.21 Jul 2020
What is a HIL system?
What Is HIL? HIL testing is a technique where real signals from a controller are connected to a test system that simulates reality, tricking the controller into thinking it is in the assembled product. Test and design iteration take place as though the real-world system is being used.17 Dec 2020
What is the advantage of using a HIL setup?
The main advantages of HIL is allowing test of controllers in conditions unavailable on real plants. SIL usually does not require real-time and deterministic responses as both controller and plant can be simulated on the same simulator.The main advantages of HIL is allowing test of controllers in conditions unavailable on real plants. SIL usually does not require real-timereal-timeReal-time data (RTD) is information that is delivered immediately after collection. There is no delay in the timeliness of the information provided. Real-time data is often used for navigation or tracking.https://en.wikipedia.org › wiki › Real-time_dataReal-time data - Wikipedia and deterministic responses as both controller and plant can be simulated on the same simulator.19 Nov 2014
What is HIL automotive?
HIL tests (and XiL test methods in general) help validate embedded software on automotive ECUs using simulation and modeling techniques to shorten test times and increase coverage, especially for test cases that are hard to reliably replicate in physical lab/track/field testing.
What is meant by HIL testing?
HIL testing is a technique where real signals from a controller are connected to a test system that simulates reality, tricking the controller into thinking it is in the assembled product. Test and design iteration take place as though the real-world system is being used.17 Dec 2020
What is SIL testing?
The term 'software-in-the-loop testing', or SIL testing, is used to describe a test methodology where executable code such as algorithms (or even an entire controller strategy), usually written for a particular mechatronic system, is tested within a modelling environment that can help prove or test the software.
What is HIL testing in automotive?
In the simplest terms, HIL Testing is a method to validate a software in a simulated environment where ECU functions can be tested without having the actual vehicle system. HIL Testing is used to validate the communication, system integration and the functionality aspect of automotive software.1 May 2020