Door Simulator - Creating automated tests

University essay from Lunds universitet/Avdelningen för Biomedicinsk teknik

Abstract: This report describes the development of a simulator for the simulations if industrial doors. The project has been conducted at ASSA ABLOY Entrance Systems, industrial door solutions in Landskrona. The purpose of this thesis project was to design and implement a system that can replicate the behaviour of an industrial door on a test-rig. The design should follow requirements set by ASSA ABLOY such as function, ease of use and potential for further development and should include the result from measurements on real industrial doors at ASSA ABLOY's R&D department. The development process includes determining specifications, taking measurements, generating a concept, implementation of said concept, testing and further development. For the measurements on the doors the position of the door was recorded using a magnetic encoder while the torque was measured using a strain gauge. The simulator was a program made for a preexisting rig that utilises the same type of encoder used during measurements on the doors and a servo motor to limit the torque on the rig. Encoder values read on the simulator rig was connected to torque values from the measurements and transformed into a torque limit set on the servo. Thus the rig could emulate the same behaviour as a real door. The thesis has resulted in a simulation program that can simulate three doors, a process for making measurements on real doors that could then be simulated and a base which can be further developed by ASSA ABLOY. The program can be extended to include other doors within ASSA ABLOY and the program can also be extended to include more types of movements on the simulated doors.

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