Essays about: "fault modeling"

Showing result 1 - 5 of 49 essays containing the words fault modeling.

1. 1. Detection and Analysis of Anomalies in Tactical Sensor Systems through Structured Hypothesis Testing

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Fredrik Ohlson; [2023]
   Keywords : Tactical sensor systems; Sensor fusion; Model based diagnostics; Hypothesis testing; Taktiska sensor system; Sensor fusion; Modellbaserad diagnostisering; Hypotesprövning;

   Abstract : The project explores the domain of tactical sensor systems, focusing on SAAB Gripen’s sensor technologies such as radar, RWR (Radar Warning Receiver), and IRST (InfraRed Search and Track). The study employs structured hypothesis testing and model based diagnostics to examine the effectiveness of identifying and isolating deviations within these systems. READ MORE

3. 2. Adaptive Model-Based Temperature Monitoring for Electric Powertrains : Investigation and Comparative Analysis of Transfer Learning Approaches

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Chenzhou Huang; [2023]
   Keywords : Transfer Learning; Condition Monitoring; Domain Adaptation; Neural Network; Powerstrain.; Siirto-oppiminen; kunnonvalvonta; verkkotunnuksen mukauttaminen; neuroverkko; voimansiirto.; Överföring lärande; tillståndsövervakning; domänanpassning; neuralt nätverk; Powerstrain;

   Abstract : In recent years, deep learning has been widely used in industry to solve many complex problems such as condition monitoring and fault diagnosis. Powertrain condition monitoring is one of the most vital and complicated problems in the automation industry since the condition of the drive affects its health, performance, and reliability. READ MORE

4. 3. Industrial Machine Monitoring: Real-Time Anomalous Sound Event Detection on Low-Powered Devices

   University essay from Lunds universitet/Matematisk statistik

   Author : Alexander Magnusson; Anton Andersson; [2023]
   Keywords : Anomaly Detection; Sound Event Detection; MFCC; GMM; OCSVM; Mathematics and Statistics;

   Abstract : Traditionally fault detection in industrial machinery has been performed manually by experienced machine operators listening to the machines. However, it is desirable to automate this process to increase efficiency and improve the working environment of the operators. READ MORE

5. 4. Thermal Modeling and Simulationwith High Voltage Solid StateRelays for Battery DisconnectionApplications : The potential of replacing mechanical contactors with semiconductors

   University essay from Uppsala universitet/Elektricitetslära

   Author : David Radisic; Johan Mårtensson; [2023]
   Keywords : SSR; SSCB; SiC MOSFET; BEV; Pre-charge; Solid-state relay; Solid-state circuit breaker; Electric vehicles; DC fast-charge; Simulink; BDU;

   Abstract : The swift shift of the automotive industry towards electrification is primarily propelled by technological advancements in battery technology. To stay competitive and meet the new demands of the industry, there is a crucial need for novel ideas and innovation. READ MORE

6. 5. Ride through Capability of medium-sized Gas Turbine Generators : Modelling and Simulation of Low Voltage Ride through Capability of Siemens Energy's medium-sized GTG and Low Voltage Ride through Grid Codes requirements at point of connection

   University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

   Author : Daniel Almailea; [2023]
   Keywords : Gas Turbines; Synchronous Machines; Generators; Turbogenerators; Fault Ride Through FRT ; Low Voltage Ride Through LVRT ; Grid Codes; Frequency; Inertia; Generator Inertia; Power System; MATLAB; Simulink; Modeling; Excitation System; Automatic Voltage Regulator AVR ; Saturation Curve; Capability Curve; Load Angle; Siemens Energy.;

   Abstract : In order to reduce emissions and achieve sustainable energy systems, renewable energy is increasingly being integrated into the power grid. However, the integration of renewable energy into the grid poses several challenges, including maintaining a stable power supply under changing and unpredictable conditions. READ MORE