Sökning: "Sara Ahmadiyan"

Hittade 2 uppsatser innehållade orden Sara Ahmadiyan.

  1. 1. Estimation of the characteristic in-situ compressive strength class of concrete structures - A case study of the Skuru bridge

    Master-uppsats, KTH/Bro- och stålbyggnad

    Författare :Sara Ahmadiyan; Daniel Mehari; [2021]
    Nyckelord :existing; structures; characteristic; in-situ; compressive; non-destructive; semi-destructive; destructive; cores; EN13791; GCSC; TDOK; UPV; Rebound; Pull-out; Windsor; correlation; calibrate; indirect; direct; estimate; befintlig; konstruktion; karakteristisk; tryckhållfasthet; icke-destruktiv; halv-destruktiv; destruktiv; kärnor; EN13791; GCSC; TDOK; UPV; Rebound; Utdragskraft; Windsor; korrelation; kalibrera; indirekt; direkt; bedöma;

    Sammanfattning : It is inevitable that Structures become older and their intended use changes or the structuralcodes regulations change. In some regions the damage from seismic activities is a possibility.It becomes, therefore crucial to assess the structural capacity of such structures. LÄS MER

  3. 2. Livslängdsdimensionering av korrosionsutsatta betongkonstruktioner

    Kandidat-uppsats, KTH/Byggteknik och design

    Författare :Bawan Azad Ali; Sara Ahmadiyan; [2019]
    Nyckelord :Chlorides; concrete; reinforcement; reinforcement corrosion; cathodic protection; corrosion; rust; Klorider; betong; armering; armeringskorrosion; katodiskt skydd; korrosion; rost;

    Sammanfattning : Through history, iron has mainly been used as reinforcement in concrete. Contemporary building technology would not have been possible without reinforced concrete, however, from a global perspective, many concrete buildings have begun to encounter reinforcement corrosion, mainly due to chlorides and carbonation. LÄS MER