Sökning: "lödfogar"
Hittade 4 uppsatser innehållade ordet lödfogar.
1. Reliability prediction of electronic products combining models, lab testing and field data analysis
Master-uppsats, KTH/Skolan för informations- och kommunikationsteknik (ICT)Sammanfattning : At present there are different reliability standards that are being used for carrying out reliability prediction. They take into consideration different factors, environments and data sources to give reliability data for a wide range of electronic components. LÄS MER
2. Furnace Brazing of AlSi-coated and Uncoated 22MnB5 Steel at Austenite Temperatures
Master-uppsats, KTH/LättkonstruktionerSammanfattning : By continued advances in mechanical strength of press hardened boron alloyed steel (22MnB5) weight savings can be achieved by the use of less material. However, with reduced material thickness stiffness problems such as buckling arises and the high strength of the material can’t fully be taken advantage of. LÄS MER
3. Provningsmetodik förkretskort, samt undersökningav termisktcyklade kretskort
Uppsats för yrkesexamina på avancerad nivå, KTH/Skolan för informations- och kommunikationsteknik (ICT)Sammanfattning : Lödfogar på kretskort utsätts för spänningar i samband med temperaturväxlingar. Dessa spänningar leder så småningom till utmattningsbrott. LÄS MER
4. The effect of rework on brittle fractures in lead free solder joints : The growth of intermetallic compounds during rework and its effects
Uppsats för yrkesexamina på avancerad nivå, Karlstads universitetSammanfattning : Saab Microwave Systems, SMW is a supplier of radar systems. The circuit boards that are operating in their radars have components which solder joints contains lead. However, the EU directive RoHs and WEEE are causing SMW to prepare for a transition to lead free solder joints. LÄS MER