Sökning: "knock sensor"

Visar resultat 1 - 5 av 6 uppsatser innehållade orden knock sensor.

  1. 1. Misfire Detection in Heavy Duty Diesel Engines Using Knock Sensors

    Master-uppsats, Linköpings universitet/Fordonssystem

    Författare :Carl Sjöstedt; [2023]
    Nyckelord :ICE; combustion engine; combustion engines; Scania; diesel; knock; knock sensor; knock sensors; misfire; misfire detection;

    Sammanfattning : In this thesis the possibility of using knock sensors for misfire detection in heavy duty diesel engines is investigated. This is of great interest due to many emission legislations getting stricter, especially in the US where robust misfire detection is mandatory for these types of engines. LÄS MER

  3. 2. Optimal Knock Sensor Spatial Locations of In-line Combustion Engines : A Case Study of Scania Engines

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Hassan Hussein; [2023]
    Nyckelord :;

    Sammanfattning : In recent years, there has been a growing interest in utilizing knock sensors as a diagnostic tool for providing valuable insights into the combustion process. These sensors have demonstrated their potential to offer information regarding crucial parameters such as the start of combustion, heat release rate, misfire events, and valve events. LÄS MER

  4. 3. Knock-Knock Door Lock : Unlocking your door with a secret knock sequence

    Kandidat-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :FILIP ANDERSSON; DAVID BERGLING; [2020]
    Nyckelord :door lock; knock sensor; rhythm recognition; piezo sensor mounting; time difference of arrival; Arduino Uno; servo motor.; dörrlås; knacksensor; rytmigenkänning; piezo sensor montering; time difference of arrival; Arduino Uno; servomotor.;

    Sammanfattning : The door lock - a key function in every modern home, as well as a product which is today undergoing drastic change. The digital revolution has not left the door lock untouched, and there is today a wide variety of digital door locks utilizing technologies ranging from touch displays to fingerprint readers. LÄS MER

  5. 4. Concept investigation for misfire detection in spark-ignited gas engines

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Stefan Hamberg; [2019]
    Nyckelord :;

    Sammanfattning : As a supplier of sustainable transport solutions, Scania manufactures gas engines. Fueled with biogas, they offer a significant decrease in carbon dioxide emissions compared to standard diesel. LÄS MER

  7. 5. Estimation of Engine Gas Temperatures During Pressure Transients

    Master-uppsats, Linköpings universitet/Fordonssystem

    Författare :Marcus Wallson; [2018]
    Nyckelord :;

    Sammanfattning : Coming stringent regulatory emissions requirements with Real Driving Emissions testing amplifies the need for efficient engine control at all driving scenarios. This thesis has investigated the air-flow transients that appears when changing the throttle position very fast, such as at a stop sign. LÄS MER