Contents: Development of a new feeding system for AC electric railway; Automatic submerged-slag welding of rails; Prevention of early stage cracking on zinc coated spring clips; Local stresses of deck plate girder due to the deflection of sleepers; Research on forecasting the time of occurrence of slope failure; Experiments on slope failure and its prevention by drainage for sandy embankments under artificial rainfall; High pressure steam curing of concrete with compressed air; Wind effect on gas pressure welding of reinforcing bars; Countermeasure to suppress higher harmonics generated by running of ED 94-type electric locomotive with AC regenerative brake; Test of station public address system with automatic volume control; Submerged arc welding of 80 kg high strength steel for bridge; Plasma arc cutting of aluminum alloys for rolling stock construction; Hardening process and durability of unsaturated polyester putty; On prediction of freightcar travelling; The theoretical capacity of a baggage sorting machine.


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    Title :

    Quarterly Reports: Railway Technical Research Institute, Volume 10, Number 3


    Publication date :

    1969


    Size :

    69 pages


    Type of media :

    Report


    Type of material :

    No indication


    Language :

    English