File:The Street railway journal (1904) (14758396411).jpg

Identifier: streetrailwayjo241904newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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t from 25 per cent to 30 per cent less than the cost of modernsteel construction, and there would seem to be no reason whysuch a construction should not last indefinitely with little or nosensible depreciation. The new car house which is to be builtat St. Paul of reinforced concrete at a cost of from $175,000to $200,000, with a capacity of 180 45-ft. cars, and which isdescribed in this issue, furnishes a good illustration of theconcrete tendency in engineering construction, and will un-doubtedly constitute one of the most interesting street railwayexhibits of tbe Twin Cities. 280 STREET RAILWAY JOURNAL. (Vol. XXIV. No. 9. COMPENSATED SINGLE-PHASE MOTOR OF THE GENERALELECTRIC COMPANY The fact that the engineers of the General Electric Companyhave been engaged for some time on the development of a single-phase railway motor has been generally known, but the detailsof the construction of the motor have been kept entirely fromthe public until the past week. A public test of a car equipped
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CAR EOUIPPED WITH FOUR 50-HP SINGLE-PHASE MOTORS ON BALLSTONDIVISION OF SCHENECTADY RAILWAY COMPANY with the new single-phase motors was made, however, on Aug.19 on the Ballston Division of the Schenectady Railway Com-pany. A number of well-known street railway managers andseveral representatives of the technical press were presentduring the run which was made from the works of the GeneralElectric Company, at Schenectady, to Ballston and return. The motor is of the compensating commutator type, so calledon account of the field winding, which fully neutralizes or com-pensates for the armature reaction, and the armature actsequally well with direct or alternating current. Both the compensating motors and control are adapted foroperation on the 2000-volt a. c. trolley between cities and thestandard 600-volt d. c. trolley in Schenectady. This ability ofthe compensated motor equipments to run over tracks equippedwith either a. c. or d. c. trolley makes their field of applicationvery broad,

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