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An aircraft engine start system eliminates the need of a separate exciter field inverter by rearranging the exciter field windings and by utilizing external AC power. The aircraft engine is started by ... We claim: 1. A novel aircraft engine start system without the use of a separate exciter field inverter comprising:
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An exciter provides the potential for energizing the generator field winding. The exciter includes an exciter armature mounted on the shaft and connected to the field winding and two separate exciter field windings are in electromagnetic cooperation with the exciter armature for inducing a potential therein.
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US Patent 6531685 - Separate exciter windings for weld and auxiliary power. US Patent Issued on March 11, 2003. Estimated Patent Expiration Date: ...
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Patent Description: 1. Field of the Invention The present invention relates to an engine start system for aircraft and more particularly to a bi-directional ...
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This brushless alternator utilizes a smaller alternator otthe Lundell type as the exciter for the main rotor in the brushless alternator. The smaller alternator or exciter is driven from the same rotating shaft as the main alternator.
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User keywords, or 'tags', are words added to object records by other users to enhance their discovery. You can add keywords that may be useful in ... The Exciter produces a magnetic force in the field coils of the Alternator. H. 29", L. 44", W. 15". Exciter size:- L. 24", H. 15 1/2", W. 8". Combined weight 10 cwt (SB).
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Excitation (magnetic) - Wikipedia, the free encyclopedia
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To permit elimination of separate exciter diodes of a vehicular three-phase alternator, and yet reliably ensure protection of the vehicular battery and provide an indication of discharge of the battery and hence possible failure of any excitation for the alternator, while additionally providing an indication ...
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My invention relates to improved means for a concealed structure detector apparatus, and more particularly, to a portable device producing a polyindicative, usually biphonic, sensory response capable of providing the operator with an indication of the relative direction of lay for a covert structurement.
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This exciter has delivered outstanding performance in over five years of service. The use of separate exciters for video and audio carriers is well worth the effort and expense.
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