TWI542106B - Power supply control method and device for energy consumption - Google Patents

Description

Power supply control method and device for energy consumption load

The invention relates to a power supply control method, in particular to a power supply control method and device with an energy consumption load with a delay function.

Electronic products with a time-delayed power-off function, such as a car engine or a luminaire, are known to have factory-set or user-defined delays. However, there is a lack of reasonable estimation techniques for optimizing the delay time.

Accordingly, it is an object of the present invention to provide a power supply control method and apparatus that improves prior art energy consuming loads.

Therefore, in some implementations, the power supply control method of the energy-consuming load of the present invention is executed by a power supply control system having a processing unit, a power switch, a power supply circuit, and a memory unit, the power switch being The energy consumption changes caused by the operation are from a non-steady state to a steady state, and are provided for an on operation or a shutdown operation. The method is performed by the processing unit comprising the steps of: (a) detecting that the power switch is the opening operation, and causing the power circuit to start supplying power for the energy-consuming load; (b) Calculating the unsteady energy consumption generated by the power switch to be non-steady state, and recording the unsteady energy consumption in the memory unit; (c) continuously detecting the power switch as the shutdown operation And calculating a steady state energy consumption; and (d) determining that the steady state energy consumption is not lower than the non-steady state energy consumption, so that the power supply circuit stops supplying power to the energy consumption load.

In some implementations, steps (c) through (d) maintain a delay period and the period of the non-steady state is lower than the delay period.

The power control device of the present invention is applied to an energy consuming load in some embodiments, including a processing unit, a power switch, a power circuit, and a memory unit. The power circuit is configured to supply power to the energy-consuming load; the energy consumption change generated by the power switch in accepting operation is from a non-steady state to a steady state, and is provided for an opening operation or a closing operation; the processing unit is electrically Connecting the power circuit, the power switch and the memory unit, and performing the following steps: (a) detecting that the power switch is in the opening operation, causing the power circuit to start supplying power for the energy-consuming load, and (b) calculating the The power switch is an unsteady energy generated by the pair of unsteady states, and the unsteady energy is recorded in the memory unit, and (c) when the power switch is detected to be the shutdown operation, the power supply is continuously calculated and calculated. A steady state energy consumption, and (d) determining that the steady state energy consumption is not lower than the non-steady state energy consumption, causes the power supply circuit to stop supplying power to the energy consuming load.

In some implementations, the processing unit performs steps (c) through (d) to maintain a delay period, and the period of the non-steady state is lower than the delay period.

In some implementations, the energy consumption load of the power control device application An electronic launch device.

In some implementations, the energy consuming load applied by the power control device is an electronic luminaire.

The power supply control method and apparatus for the energy consuming load of the present invention have at least the following effects: an optimized and reasonable estimation technique can be provided for the delay time of the energy consuming load.

1‧‧‧Power control device

10‧‧‧Processing unit

11‧‧‧Power switch

12‧‧‧ Energy load

13‧‧‧Power circuit

14‧‧‧ memory unit

S201~S203‧‧‧Steps

S401~S405‧‧‧Steps

Other features and advantages of the present invention will be apparent from the embodiments of the present invention. FIG. 1 is a circuit block diagram of an embodiment of the power supply control device of the present invention; FIG. 2 is a power consuming load of the present invention. Embodiment of the power supply control method is a flowchart for starting power supply; FIG. 3 is a schematic diagram of the energy consumption change caused by the accepting operation of the embodiment from an unsteady state to a steady state; FIG. 4 is a power consumption load of the present invention; An embodiment of the power supply control method is a flowchart for stopping power supply at a time delay.

Referring to FIG. 1, an embodiment of a power supply control device 1 of the present invention is applied to an energy consuming load 12, including a processing unit 10, a power switch 11, and a power circuit. 13 and a memory unit 14, the principle of operation of each component is as follows.

The power circuit 13 is used to supply power to the energy consuming load 12.

The energy consumption change generated by the power switch 11 during the accepting operation is from a non-steady state to a steady state (as shown in FIG. 3), and is provided for an opening operation or a closing operation.

The processing unit 10 is electrically connected to the power circuit 13, the power switch 11 and the memory unit 14.

Referring to Figures 2 and 3, an embodiment of the power supply control method for the energy consuming load of the present invention is performed by the processing unit 10 in the following steps.

First, the power supply circuit 13 is controlled to supply power to the energy-consuming load 12 in accordance with the power supply operation of the power switch 11 (step S201). Next, an unsteady energy consumption generated by the power supply operation of the power switch 11 is calculated (step S202). Then, the unsteady energy consumption is recorded in the memory unit 14 (step S203).

Referring to FIG. 3, in the embodiment, the non-steady state period T _{A is} lower than the delay period T _B , except that the power supply is prevented from being turned off too quickly, and the power consumption is not exceeded when the original switch is switched. The problem of wasteful power consumption caused by being too long, the present invention also has the effect of saving energy.

Referring to FIG. 4, according to the operation of the input unit, the power supply circuit 13 is controlled to start supplying power to the energy-consuming load 12 (step S401). Is the operation of detecting the power switch 11 to turn off the power? (Step S402). A steady state energy consumption is calculated (step S403). Is the steady state energy consumption lower than the unsteady energy consumption? (Step S404). If it is lower than the unsteady energy consumption, it continues to The energy load 12 maintains power. If it is not lower than the unsteady energy consumption, the power supply is stopped for the energy-consuming load 12 (step S405). In this embodiment, the processing unit 10 performs steps S404 to S405 to maintain a delay period.

In some embodiments, the energy-consuming load 12 applied by the power control device 1 is an electronic launch device, such as a locomotive engine. In other implementations, the energy-consuming load 12 applied by the power control device 1 is an electronic luminaire, such as a luminaire that automatically switches according to ambient brightness.

In summary, the power supply control method and the power supply control device 1 of the present invention have at least the following effects: the power supply control device 1 can provide an optimized and reasonable estimation technique for the delay time of the energy-consuming load 12, effectively avoiding the delay period. Too long to cause energy consumption, it is indeed possible to achieve the object of the present invention.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

S401~S405‧‧‧Steps

Claims (6)

A power supply control method for an energy-consuming load is performed by a power supply control system having a processing unit, a power switch, a power supply circuit, and a memory unit, wherein the power switch is subjected to an energy consumption change caused by the operation An unsteady state enters a steady state, and for an opening operation or a closing operation, the method is performed by the processing unit and includes the following steps: (a) detecting the power switch as the opening operation, causing the power circuit to The energy-consuming load starts to supply power; (b) calculating the unsteady energy consumption generated by the power switch to be unsteady, and recording the unsteady energy consumption in the memory unit; (c) detecting the The power switch is for the shutdown operation, continuously supplies power and calculates a steady state energy consumption; and (d) determines that the steady state energy consumption is not lower than the non-steady state energy consumption, so that the power supply circuit stops supplying power to the energy consumption load. The power supply control method of the energy-consuming load according to claim 1, wherein the steps (c) to (d) are maintained for a delay period, and the period of the non-steady state is lower than the delay period. A power supply control device is applied to an energy-consuming load, comprising: a power supply circuit for supplying power to the energy-consuming load; and a power switch, when the power consumption change caused by the operation is changed from an unsteady state to a steady state And for an opening operation or a closing operation; a memory unit, a processing unit, electrically connecting the power circuit, the power switch and the memory unit, and configured to perform the following steps: (a) detecting that the power switch is in the opening operation, causing the power circuit to start supplying power for the energy-consuming load, and (b) calculating that the power switch is an unsteady energy generated by the corresponding unsteady state, and Recording the unsteady energy consumption in the memory unit, (c) detecting the power switch as the shutdown operation, continuously supplying power and calculating a steady state energy consumption, and (d) determining that the steady state energy consumption is not lower than the non- When the steady state energy is consumed, the power supply circuit stops supplying power to the energy consuming load. The power supply control device of claim 3, wherein the processing unit performs steps (c) through (d) to maintain a delay period, and the period of the non-steady state is lower than the delay period. The power control device according to claim 3, wherein the applied energy load is an electronic launch device. The power control device according to claim 3, wherein the applied energy load is an electronic luminaire.