Electricity: motive power systems – Braking – Automatic and/or with time-delay means
Patent
1986-01-31
1987-04-14
Dobeck, Benjamin
Electricity: motive power systems
Braking
Automatic and/or with time-delay means
318257, 318809, H02P 516
Patent
active
046581928
ABSTRACT:
A method for supplying the excitation to a four quadrant drive DC electric motor having a forward and reverse controllable bridge rectifier power regulators for controlling the direction of motor rotation. The motor control system is capable of operating in a continuous and discontinuous current mode of operation and includes an electronic control circuit for calculating a firing angle from desired and measured system parameters.
REFERENCES:
patent: 3654541 (1972-04-01), Kelley et al.
patent: 4565953 (1986-01-01), Espelage et al.
patent: 4567408 (1986-01-01), Mitsuhashi
Casteel Jordan B.
Lippitt David L.
Ritter Allen M.
Dobeck Benjamin
General Electric Company
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