Sökning: "ultrasonic sensors"

Visar resultat 1 - 5 av 81 uppsatser innehållade orden ultrasonic sensors.

1. 1. Solutions for presence detection in an intercom door station

   Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Industriell elektroteknik och automation

   Författare :Anton Bengtsson; Måns Andreasson; [2023]
   Nyckelord :presence detection; sensor technology; PIR; ultrasonic; radar; intercom; Technology and Engineering;

   Sammanfattning : In this work, different solutions for human presence detection in a door intercom device are examined. The study was conducted at a company in Lund, Sweden. LÄS MER

3. 2. Justerbar hållare för ultraljudssensor : För oförstörande kvalitetssäkring av svetsfogar

   Uppsats för yrkesexamina på grundnivå, Uppsala universitet/Industriell teknik

   Författare :Jim Aronsson Bünger; [2023]
   Nyckelord :concept generation method; FEM; gear; measurability; product development; pugh s concept selection matrix; sensor mount; ultrasonic sensor; FEM; konceptgenereringsmetod; konstruktion; kuggväxel; mätbarhet; produktutveckling; pughs konceptvalsmatris; sensorhållare; ultraljudssensor;

   Sammanfattning : In the manufacturing industry, product quality assurance is important to ensure customer safety and product quality. The thesis is based on problems identified with calibration of ultrasonic sensors used in quality assurance of rear shafts for trucks and buses. LÄS MER

4. 3. Design and implementation of an affordable reversing camera system with object detection and OBD-2 integration for commercial vehicles

   M1-uppsats, KTH/Hälsoinformatik och logistik

   Författare :Alireza Ebrahimi; Esmatullah Akbari; [2023]
   Nyckelord :Reversing camera system; object detection; OBD-2-integration; ultrasonic sensors; accident risk; driver assistance.; Backkamerasystem; objektdetektering; OBD-2-integration; ultraljudssensorer; olycksrisk; förarassistans.;

   Sammanfattning : This thesis is about designing and implementing an affordable reversing camera sys-tem with object detection and OBD-2 integration for commercial vehicles. The aim is to improve the safety and efficiency of these vehicles by giving drivers a clear view of their surroundings behind the vehicle and alerting them to the presence of nearby obstacles. LÄS MER

5. 4. Monitoring of Partial Discharges on Cable Terminations : An experimental approach to evaluate non-conventional online PD measurement techniques

   Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Författare :Tony Sibo; [2023]
   Nyckelord :Monitoring; Partial discharges; Medium-voltage cable terminations; Sensor performance; Reliability evaluation; Infrared camera IR-camera ; Ultrasonic emission sensor AE-sensor ; Temperature and relative humidity sensor TRH-sensor ; High frequency current transformer HFCT ; Transient earth voltage antenna TEV-antenna ; Conventional VS non-conventional PD measurement techniques; Övervakning; Partiella urladdningar; Mellanspänningskabelslut; Evaluering av sensorprestanda; Utvärdering av systemets tillförlitlighet; Infraröd kamera; Ultraljudssensor; Temperatur- och relativ fuktighetssensor; Högfrekvent strömtransformator; Transient jordspänningsantenn; Konventionella vs icke-konventionella mättekniker;

   Sammanfattning : The transmission of electric power over long distances has historically posed challenges. However, the advent of high-voltage engineering has not only addressed distance barriers and power losses in electricity transmission and distribution, but it has also significantly improved the efficiency and transmission capacity of power grids. LÄS MER

7. 5. UsoniClean : Innovativt koncept för rengöring av LiDAR sensorer på personbilar

   Uppsats för yrkesexamina på grundnivå, Högskolan i Halmstad/Akademin för företagande, innovation och hållbarhet

   Författare :Jesper Carlström; Christos Vatsos; [2023]
   Nyckelord :LiDAR; Ultraljud; självkörning;

   Sammanfattning : Vision zero in traffic is something that car manufacturers and countries around the world strive for. To achieve this, safer and smarter cars are needed. Car manufacturers are introducing safety systems after safety systems to make it safer for the driver and other road users. One of these safety systems is LiDAR sensors. LÄS MER