Zobrazeno 1 - 10
of 29
pro vyhledávání: '"S. B. Crary"'
Autor:
O. E. Vilches, S. B. Crary
Publikováno v:
Physical Review Letters. 38:973-976
Publikováno v:
Electrical Engineering. 65:974-986
THE renewed attention now being given to transmission of power from hydroelectric sites located at moderate and long distances from their load areas requires a re-evaluation of some of the factors affecting power system stability. This paper shows th
Publikováno v:
Transactions of the American Institute of Electrical Engineers. 59:149-157
The principal factors involved in the design and application of direct-acting voltage regulators and their relations to each other are discussed in this paper. The mathematical method used for deriving these relations is outlined. Definite conclusion
Autor:
S. B. Crary
Publikováno v:
Electrical Engineering. 56:27-31
An extension of the 2-reaction theory of synchronous machines as developed by R. H. Park is given in this paper for machines having capacitance in the armature circuit. General equations for predetermination of the performance under certain abnormal
Publikováno v:
Transactions of the American Institute of Electrical Engineers. 63:265-272
THE multigenerator aircraft d-c electric system represents an important type which has proved its practicability under military-combat conditions. Proper parallel operation is maintained during extreme conditions of unequal generator speeds and accel
Publikováno v:
Electrical Engineering. 53:124-132
Steady state characteristics of synchronous machines of normal design are affected appreciably by changes in magnetic saturation. In this paper the efect of saturation is included in the derivation of the equations for determining steady state perfor
Autor:
S. B. Crary
Publikováno v:
Electrical Engineering. 52:787-792
Composite loads and induction machines are included in the study of steady state stability characteristics of power systems reported in this paper. Reactive power characteristics must be considered when induction machines are involved, in addition to
Autor:
S. B. Crary, J. B. McClure
Publikováno v:
Transactions of the American Institute of Electrical Engineers. 61:209-214
THE development of interconnected systems has required improvements in the manual and automatic control of load, frequency, and time. The speed governors of the prime movers have always provided the medium for supplementary control of frequency, load
Autor:
S. B. Crary, R. M. Easley
Publikováno v:
Electrical Engineering. 64:351-358
FREQUENCY CHANGERS have been discussed at various times during the past 20 years.1,2 At the 1944 AIEE summer technical meeting there was presented a thorough analysis of the design and operating characteristics of a new 20,000-kw electronic frequency
Autor:
S. B. Crary, M. L. Waring
Publikováno v:
Transactions of the American Institute of Electrical Engineers. 51:764-773
A method of predetermining the torque-angle characteristic of a synchronous machine following a system disturbance is of importance in calculating the transient stability limit and in evaluating the effect on this limit of additional rotor circuits o