Dynamic Voltage Adjustment Device and Power Transmission System Using the Same
First Claim
1. A dynamic voltage adjustment device, for dynamically adjusting an output voltage of a power transmission system which generates the output voltage according to a feedback signal and a reference signal and transmits the output voltage to a remote load via a transmission line to generate a load current, the dynamic voltage adjustment device comprising:
- a first signal terminal, for receiving a first signal of a forward transmission voltage drop corresponding to the transmission line;
a second signal terminal, for receiving a second signal of a reverse transmission voltage drop corresponding to the transmission line;
a third signal terminal, for receiving a reference voltage;
a feedback circuit, coupled to the first signal terminal, for generating the feedback signal according to the first signal; and
an adder circuit, for generating the reference signal according to the second signal and the reference voltage.
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Accused Products
Abstract
The present invention discloses a dynamic voltage adjustment device for dynamically adjusting an output voltage of a power transmission system which generates the output voltage according to a feedback signal and a reference signal and transmits the output voltage to a remote load via a transmission line to generate a load current. The dynamic voltage adjustment device comprises a first signal terminal, for receiving a first signal corresponding to a forward transmission voltage drop of the transmission line; a second signal terminal, for receiving a second signal corresponding to a reverse transmission voltage drop of the transmission line; a third signal terminal for receiving a reference voltage; a feedback circuit, for generating a feedback signal according to the first signal; and a adder circuit, for generating the reference signal according to the second signal and the reference voltage.
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Citations
14 Claims
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1. A dynamic voltage adjustment device, for dynamically adjusting an output voltage of a power transmission system which generates the output voltage according to a feedback signal and a reference signal and transmits the output voltage to a remote load via a transmission line to generate a load current, the dynamic voltage adjustment device comprising:
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a first signal terminal, for receiving a first signal of a forward transmission voltage drop corresponding to the transmission line; a second signal terminal, for receiving a second signal of a reverse transmission voltage drop corresponding to the transmission line; a third signal terminal, for receiving a reference voltage; a feedback circuit, coupled to the first signal terminal, for generating the feedback signal according to the first signal; and an adder circuit, for generating the reference signal according to the second signal and the reference voltage. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A power transmission system, comprising:
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a remote load; a transmission line, for transmitting an output voltage to the remote load to generate a load current; a power converter, for generating the output voltage according to a feedback signal and a reference signal; and a dynamic voltage adjustment device, comprising; a first signal terminal, for receiving a first signal of a forward transmission voltage drop corresponding to the transmission line; a second signal terminal, for receiving a second signal of reverse transmission voltage drop corresponding to the transmission line; a third signal terminal, for receiving a reference voltage; a feedback circuit, coupled to the first signal terminal, for generating the feedback signal according to the first signal; and an adder circuit, for generating the reference signal according to the second signal and the reference voltage. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification