Hae LUTPubista
Aineistot 11-20 / 55
High Power Fiber Laser Welding of Thick Section Materials – Process Performance and Weld Properties
(Lappeenranta-Lahti University of Technology LUT, 2019-11-27)
High power fiber laser systems have reached output powers far beyond 30 kW and a fiber laser source of 100 kW output power has recently become available for fundamental research. With the high laser power that is now ...
Investigation of EEG signal processing for rehabilitation robot control
(Lappeenranta-Lahti University of Technology LUT, 2019-12-13)
A significant number of stroke patients suffer from movement disability and the numbers are increasing annually. The Brain Computer Interface (BCI) science enables solutions for the paralyzed patients based on the location ...
Renewable-energy-based Single and Community Microgrids Integrated with Electricity Markets
(Lappeenranta-Lahti University of Technology LUT, 2019-11-22)
The deployment of renewable-energy-based microgrids in the electrical power system is a wellknown pathway to realize sustainable energy goals. Further, community microgrids incentivize residential houses to exchange renewable ...
Novel Methods for Assessing and Improving Usability of a Remote-operated Off-Road Vehicle Interface
(Lappeenranta-Lahti University of Technology LUT, 2019-12-09)
Autonomous control systems have been under intensive development in the off-road vehicle (ORV) industry because of high demand for increasing productivity in recent decades. In those systems, the progress has happened in ...
On the dynamic simulation of coupled multibody and hydraulic systems for real-time applications
(Lappeenranta-Lahti University of Technology LUT, 2019-11-29)
The computer simulation of mechanical systems enables engineers to perform fast prototyping and in-depth system analysis even before a single physical model has been built. However, since mechanical systems are often ...
On adaptive intelligent welding: technique feasibility in weld quality assurance for advanced steels
(Lappeenranta University of Technology, 2018-08-28)
The welding industry has a need to utilize lightweight steels in welded applications while maintaining acceptable weld quality. This goal can be achieved through effective quality assurance, efficient weld parameter ...
Improved state observers and robust controllers for non-linear systems with special emphasis on robotic manipulators and electro-hydraulic servo systems
(Lappeenranta-Lahti University of Technology LUT, 2021-02-26)
In real world the motion control system are faced with two major problems.: 1) monitoring internal states of the system 2) generating the suitable control signal to reach a desired path and follow it with time. These ...
Ecodesign of Construction and Demolition Waste-Derived Thermoplastic Composites
(Lappeenranta-Lahti University of Technology LUT, 2020-12-12)
The use of recycled materials in composites has been studied since the 1990s. Research has traditionally focused on technical properties, as well as the recyclability of materials. How these composites should be used or ...
Development of learning methodology of additive manufacturing for mechanical engineering students in higher education
(Lappeenranta-Lahti University of Technology LUT, 2021-07-07)
The main aim of this thesis was to research the learning of additive manufacturing (AM) and the impact of using multiple AM technologies as a form of learning. The goal was to develop a new methodology for learning additive ...
Coupling multibody dynamics and hydraulic actuators for indirect Kalman filtering and real-time simulation
(Lappeenranta-Lahti University of Technology LUT, 2021-10-15)
The computer simulation of complex mechanical systems can be performed using multibody dynamics. Multibody models often include a description of hydraulic actuators, which can introduce numerical stiffness into the models. ...