FUEL ENGINE SERVO LOADING DEVICE AND OPTIMAL EFFICIENCY OPERATING CONTROL METHOD THEREOF
First Claim
1. A fuel engine servo loading device, comprising a permanent magnet machine having a first rotor and a second rotor, the first rotor of the machine being directly connected with an output shaft of the fuel engine, the second rotor of the machine being directly connected with a driving shaft, power being transmitted between the first rotor and the second rotor via electromagnetic coupling, characterized in that:
- the fuel engine servo loading device further comprises a servo driver, which controls the electromagnetic torque between the first rotor and the second rotor according to set conditions so as to control the torque load of the fuel engine and the output torque of the driving shaft;
wherein a speed/position sensor is provided on the first rotor shaft, and a position sensor is provided on the second rotor shaft, for performing torque servo control; and
a conductive slip ring which connects an armature winding with the servo driver is provided on the rotor shaft at which the winding is mounted.
1 Assignment
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Accused Products
Abstract
A fuel engine servo loading device is disclosed, which comprises a permanent magnet machine having a first rotor and a second rotor, the first rotor of the machine is directly connected with the output shaft of the fuel engine, the second rotor of the machine is directly connected with a driving shaft, power is transmitted between the first rotor and the second rotor via electromagnetic coupling, characterized in that, the fuel engine servo loading device further comprises a servo driver, which controls the electromagnetic torque between the first rotor and the second rotor according to set conditions so as to control the torque load of the fuel engine and the output torque of the driving shaft; wherein, a speed/position sensor is provided on the first rotor shaft, and a position sensor is provided on the second rotor shaft for performing torque servo control; and a conductive slip ring is provided on the rotor shaft at which an armature winding is mounted, wherein the conductive slip ring connects the winding with the servo driver. Thereby the engine always operates in accordance with the optimal efficiency operating curve so as to output maximum mechanical energy at the same fuel consumption.
10 Citations
11 Claims
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1. A fuel engine servo loading device, comprising a permanent magnet machine having a first rotor and a second rotor, the first rotor of the machine being directly connected with an output shaft of the fuel engine, the second rotor of the machine being directly connected with a driving shaft, power being transmitted between the first rotor and the second rotor via electromagnetic coupling, characterized in that:
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the fuel engine servo loading device further comprises a servo driver, which controls the electromagnetic torque between the first rotor and the second rotor according to set conditions so as to control the torque load of the fuel engine and the output torque of the driving shaft; wherein a speed/position sensor is provided on the first rotor shaft, and a position sensor is provided on the second rotor shaft, for performing torque servo control; and a conductive slip ring which connects an armature winding with the servo driver is provided on the rotor shaft at which the winding is mounted. - View Dependent Claims (2, 3, 11)
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4. A power outputting device, comprising a fuel engine and a permanent magnet machine having a first rotor and a second rotor, the first rotor of the machine being directly connected with the output shaft of the fuel engine, the second rotor of the machine being directly connected with a driving shaft, power being transmitted between the first rotor and the second rotor via electromagnetic coupling, characterized in that:
the machine, driven by the servo driver, applies a torque load matching with the optimal efficiency operating curve at current rotational speed to the engine via the first rotor. - View Dependent Claims (5, 6, 7, 8, 9, 10)
Specification