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pro vyhledávání: '"G.F. Shotter"'
Autor:
G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers. 80:10-20
Autor:
G.F. Shotter
Publikováno v:
Industrial Lubrication and Tribology. 21:180-187
THE FRICTION developed in footstep type meter and instrument bearings have always presented a difficult problem to designers due to the mechanical severity, i.e., very high specific pressures, and the information given in this paper is the result of
Autor:
G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers. 80:202-206
Publikováno v:
Journal of the Institution of Electrical Engineers. 87:357-390
Earthing is first considered in relation to the various regulations applicable in Great Britain. These regulations relate to the generation, transmission and use of electricity, and the last item covers use in all types of consumers' premises. Partic
Autor:
G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers - Part II: Power Engineering. 93:15-36
With a view to obtaining a more fundamental knowledge of the phenomena relating to meter and instrument bearings and to improving such bearings, research has been carried out for a number of years on behalf of the Electrical Research Association at t
Autor:
E.W. Hill, G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers. 69:1251-1264
The paper deals with the summation metering of multifeeder supplies by paralleled current transformers, with special reference to the errors likely to result and to suggested means of obviating such errors. The theoretical aspect of the effect of an
Autor:
G.F. Shotter, H.D. Hawkes
Publikováno v:
Journal of the Institution of Electrical Engineers - Part II: Power Engineering. 93:314-319
In recent years there has been a marked increase in the demand for more accurate, commercial a.c. power-measuring instruments. The demand is due largely to changing industrial conditions brought about by legislation, although it already existed for t
Autor:
G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers. 75:755-772
The paper first outlines the results obtained over a period of 10 years with oiled sapphire-steel bearings on a single type of meter used by a large supply undertaking, and describes tests carried out on new and worn pivots and jewels with various lu
Autor:
G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers. 68:873-888
The paper describes some of the common methods and the author's new null method of testing instrument transformers. The technical points of the method are discussed and examples are given illustrating the simple derivation of ratio and phase-angle er
Autor:
G.F. Shotter
Publikováno v:
Journal of the Institution of Electrical Engineers. 84:128-138
The paper deals with methods of extending the normal range of alternating-current metering equipments. The various methods which have hithertobeen available for the purpose are first mentioned, and the reasons for their not having been brought into g