TW201805576A - Control method of energy consumption device and control method of air conditioning device characterized by controlling the energy consumption device in the operating state or in the shutdown state to achieve the effect of saving energy - Google Patents

Abstract

The present invention discloses a control method of energy consumption device. By the execution of an energy consumption device, the energy consumption device can be controlled in a shutdown state and an operating state. The method comprises the steps of: (A) in the operating state, receiving a temporary leave time input by user; (B) calculating a first energy consumption according to the temporary leave time, wherein the first energy consumption is an energy consumption of continuously carrying out the energy consumption device in the operating state for the temporary leave time; (C) comparing the first energy consumption with a second energy consumption, wherein the second energy consumption is an energy consumption of the energy consumption device entering the operating state from the shutdown state; and (D) continuously operating the energy consumption device in the operating state when the first energy consumption is smaller than the second energy consumption, and switching the energy consumption device to the shutdown state when the second energy consumption is smaller than the first energy consumption.

Description

Control method of energy consuming device and control method of air conditioner

The invention relates to a control method, in particular to a control method of an energy consuming device and a control method of an air conditioner.

Computers or air conditioners are common energy-consuming devices in homes or offices today. When the user temporarily leaves the environment, sometimes the user will turn off the energy-consuming device to save electricity. However, the inventors of this case have considered that restarting the energy consuming device also needs to consume considerable energy. If a new control method of the energy consuming device can be developed, the user can analyze and estimate the most power-saving use mode when temporarily leaving. Will be able to effectively save energy.

Therefore, an object of the present invention is to provide a method for controlling an energy consuming device having an energy saving effect.

Another object of the present invention is to provide a method for controlling an air conditioner with energy saving effects.

Therefore, the control method of the energy consuming device of the present invention is implemented by an energy consuming device, and the energy consuming device can be operated in a shutdown state and an operating state. In the shutdown state, the energy consuming device is substantially not in the shutdown state. Energy consumption, the energy consuming device consumes energy in the operating state, and the control method of the energy consuming device includes: (A) receiving a user's input for a temporary leave time in the operating state; (B) according to the temporary state A first energy consumption is calculated from the off time, the first energy consumption is the energy consumption of the energy consumption device continuously operating the temporary off time under the operating state; (C) comparing the first energy consumption with a second energy consumption Size, the second energy consumption is the energy consumption of the energy consuming device from the off state to the operating state; and (D) when the first energy consumption is less than the second energy consumption, it continues to operate in the operating state, when If the second energy consumption is less than the first energy consumption, the system switches to the shutdown state.

In some embodiments, the energy consuming device can be further operated in a standby state. The power of the energy consuming device in the standby state is lower than the operating state. The control method of the energy consuming device is before step (C). It also includes: (E) calculating a third energy consumption according to the elapsed time, the third energy consumption is that the energy consuming device continuously operates the elapsed time in the standby state, and the energy consuming device enters from the standby state Energy consumption in this operating state.

Step (C) is comparing the magnitudes of the first energy consumption, the second energy consumption and the third energy consumption. Step (D) is when the first energy consumption is less than the second energy consumption and the third energy consumption, then continue to operate in the operating state, when the second energy consumption is less than the first energy consumption and the third energy consumption , Switch to the shutdown state, and switch to the standby state when the third energy consumption is less than the first energy consumption and the second energy consumption.

The control method of the air conditioner of the present invention is implemented by an air conditioner that can be operated in a shutdown state and an operating state. In the shutdown state, the air conditioner does not substantially consume energy in the shutdown state. The air conditioner In the operating state, energy is consumed. The control method of the air-conditioning apparatus includes: (F) receiving a user's input for a temporary departure time, an area related to the environment in which the air-conditioning apparatus is located, and a target. (G) Calculate a first energy consumption based on the elapsed time, the area, the target temperature, and an outdoor temperature. The first energy consumption is the condition that the air conditioner maintains the ambient temperature at the target temperature and (H) calculating a second energy consumption based on the area, the target temperature, and the outdoor temperature, the second energy consumption is that the air conditioner enters the operating state from the off state, and The energy consumption for bringing the ambient temperature from the outdoor temperature to the target temperature in the operating state; (I) comparing the magnitude of the first energy consumption with a second energy consumption; and (J) when the first energy consumption If the second energy consumption is less than the first energy consumption, then continue to operate in the operating state, when the second energy consumption is less than the first energy consumption, switch to the shutdown state, and enter the operating state before reaching the temporary departure time, and The ambient temperature is brought to the target temperature.

In some embodiments, the air-conditioning apparatus can also be operated in a standby state, and the power of the air-conditioning apparatus in the standby state is lower than the operating state. The control method of the air-conditioning apparatus before step (I) further includes: (K) Calculate a third energy consumption based on the elapsed time, the area, the target temperature, and the outdoor temperature. The third energy consumption is that the air conditioner maintains the ambient temperature at a standby temperature and continues to operate in the standby state. A standby time that is not greater than the ephemeral time, and the energy consumption for bringing the ambient temperature from the standby temperature to the target temperature in the operating state.

Step (I) is to compare the magnitudes of the first energy consumption, the second energy consumption and the third energy consumption. Step (J) is when the first energy consumption is less than the second energy consumption and the third energy consumption, then continue to operate in the operating state, and when the second energy consumption is less than the first energy consumption and the third energy consumption , Then switch to the shutdown state, and enter the operating state before reaching the elapsed time, and bring the ambient temperature to the target temperature. When the third energy consumption is less than the first energy consumption and the second energy consumption, then Perform steps (L) and (M). Step (L) is to switch to the standby state to maintain the ambient temperature at the standby temperature and continue to operate the standby time. Step (M) is to enter the operating state and bring the ambient temperature to the target temperature.

In some embodiments, step (K) includes: (K1) calculating a plurality of standby power consumptions corresponding to a plurality of different standby temperatures respectively according to the elapsed time, the area, the target temperature, and the outdoor temperature, Each of the standby energy consumptions is that the air conditioner maintains the ambient temperature in the standby state at the corresponding standby temperature and continues to operate the standby time, and makes the ambient temperature reach the target temperature from the corresponding standby temperature in the operating state. Energy consumption; and (K2) using the minimum standby energy consumption among the standby energy consumptions as the third energy consumption.

The effect of the present invention is that by comparing the magnitudes of the first energy consumption and the second energy consumption, and deciding to continue operating in the operating state or switch to the shutdown state according to the comparison result, energy can be effectively saved.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are represented by the same numbers.

Referring to FIG. 1, an embodiment of a method for controlling an energy consuming device of the present invention is implemented by an energy consuming device. The energy consuming device can be operated in a shutdown state, an operating state, and a standby state. In the off state, the energy consuming device does not substantially consume energy in the off state, the energy consuming device consumes energy in the operating state and the standby state, and the power of the energy consuming device in the standby state is lower than the operation status. In this embodiment, the energy consuming device is a computer, but is not limited thereto.

The process steps of the control method of the energy consuming device of the present invention are shown in step S01 first, and a temporary leave time (for example, 10 minutes) input by the user is received in the operating state.

Next, as shown in step S02, a first energy consumption is calculated according to the elapsed time. The first energy consumption is the energy consumption of the energy consumption device continuously operating the elapsed time under the operating state. As shown in FIG. 2, let P _O be the power of the energy consuming device in the operating state, and T _L be the elapsed time, then the first energy consumption is P _O × T _L , which is indicated in FIG. 2 The area at the slash. In this embodiment, the power of the energy consuming device in the operating state is stored in a database of the energy consuming device in advance, and is accessed when step S02 is performed.

Next, as shown in step S03, a third energy consumption is calculated according to the elapsed time. The third energy consumption is the energy consumption of the energy consuming device continuously operating the elapsed time in the standby state, and the energy consuming device entering the operating state from the standby state. As shown in FIG. 4, let P _I be the power of the energy consuming device in the standby state, and P _S2 be the power of the energy consuming device entering the operating state from the standby state, then the third energy consumption is as shown in FIG. 4. Mark the area at the diagonal. In this embodiment, the power P _{I of} the energy consuming device in the standby state and the energy consumption (Q _S2 ) of the energy consuming device entering the operating state from the standby state are stored in the energy consuming device in advance. This database is accessed during the execution of step S03, and the third energy consumption is P _I × T _L + Q _S2 .

Then, as shown in step S04, the magnitudes of the first energy consumption, a second energy consumption, and the third energy consumption are compared. The second energy consumption is the energy consumption of the energy consuming device from the off state to the operating state. As shown in FIG. 3, let P _S1 be the power that the energy consuming device enters the operating state from the off state, then the second energy consumption is the area indicated by the oblique line in FIG. 3. In this embodiment, the energy consumption of the energy consuming device from the off state to the operating state is stored in the database of the energy consuming device in advance, and is accessed when step S04 is performed.

When the first energy consumption is less than the second energy consumption and the third energy consumption, step S05 is performed, that is, the operation is continued in the operating state; when the second energy consumption is less than the first energy consumption and the third energy consumption If yes, execute step S06, that is, switch to the shutdown state; when the third energy consumption is less than the first energy consumption and the second energy consumption, execute step S07, that is, switch to the standby state. Thereby, the energy consuming device can automatically select the most energy-saving state during the user's temporary absence. When the user returns, the energy consuming device is brought into the operating state from the off state or the standby state.

Referring to FIG. 5, an embodiment of a method for controlling an air conditioner according to the present invention is implemented by an air conditioner. The air conditioner can be operated in a shutdown state, an operating state, and a standby state. In the off state, the air conditioner does not substantially consume energy in the off state, the air conditioner consumes energy in the operating state and the standby state, and the power of the air conditioner in the standby state is lower than the operating state. In this embodiment, the air-conditioning apparatus is an air-conditioning apparatus, but is not limited thereto. The air-conditioning apparatus may also be, for example, a heating apparatus.

The process steps of the control method of the air-conditioning apparatus of the present invention are shown in step S11 first, in which the temporary input time (for example, 30 minutes) and the area (for example, 30 Ping), and a target temperature (for example, 25 degrees).

Next, as shown in step S12, a first energy consumption is calculated according to the temporary departure time, the area, the target temperature, and an outdoor temperature (for example, 35 degrees). The first energy consumption is the energy consumption of the air-conditioning device maintaining the ambient temperature at the target temperature and continuously operating the elapsed time in the operating state. As shown in FIG. 6, let P _O be the power of the air conditioner to maintain the ambient temperature at the target temperature in the operating state, and T _L be the temporary off time, then the first energy consumption is P _O × T _L , That is, the area indicated by the oblique line in FIG. 6.

In this embodiment, the air-conditioning device stores a database including power P _O at which the air-conditioning device maintains the ambient temperature at the target temperature under different operating conditions, the target temperature, and the outdoor temperature. and step S12 is performed based on the area when the user inputs the target temperature and the sensed outdoor temperature corresponding to the power P _O access to calculate the first energy.

Next, as shown in step S13, a second energy consumption is calculated according to the area, the target temperature, and the outdoor temperature. The second energy consumption is energy consumption when the air-conditioning device enters the operating state from the off state, and the ambient temperature reaches the target temperature from the outdoor temperature under the operating state. As shown in FIG. 7, let P _S1 be the power of the air conditioner from the off state to the operating state, and the power for bringing the ambient temperature from the outdoor temperature to the target temperature under the operating state, then the second energy consumption is a graph 7 indicates the area at the diagonal line.

In this embodiment, the database stored by the air-conditioning device further includes the energy consumption (Q _S1 ) of the air-conditioning device from the shutdown state to the operating state, and under different areas, target temperatures, and outdoor temperatures, in the The energy consumption (Q _EO ) that causes the ambient temperature to reach the target temperature from the outdoor temperature in the operating state, and accesses the corresponding energy consumption according to the area entered by the user, the target temperature, and the sensed outdoor temperature when step S13 is performed. (Q _EO ), and the second energy consumption is Q _S1 + Q _EO .

Next, as shown in step S14, a third energy consumption is calculated according to the temporary departure time, the area, the target temperature, and the outdoor temperature. The third energy consumption is that the air conditioner maintains the ambient temperature at a standby temperature (for example, 30 degrees) and continues to operate for a standby time (for example, 20 minutes) that is not greater than the leave time, and in the operating state Reduce the energy consumption to bring the ambient temperature from the standby temperature to the target temperature. As shown in FIG. 8, let P _I be the power of the air conditioner in the standby state, and P _S2 be the power of the air conditioner to bring the ambient temperature from the standby temperature to the target temperature in the operating state, and T _I Is the standby time, then the third energy consumption is the area at the diagonal line in FIG. 8.

In this embodiment, the database further includes the power P _{I of} the air-conditioning apparatus in the standby state, and the air-conditioning apparatus changes the ambient temperature from the ambient temperature in the operating state under different operating areas, target temperatures, and outdoor temperatures. The energy consumption (Q _IO ) and time consumption (T _IO ) when the standby temperature reaches the target temperature, and when the step S14 is performed, the corresponding energy consumption is accessed according to the area input by the user, the target temperature, and the sensed outdoor temperature ( Q _IO ) and time consuming (T _IO ). Therefore, T _I = T _L -T _IO , and the third energy consumption is P _I × T _I + Q _IO .

In addition, in this embodiment, step S14 includes steps S141 and S142. Step S141 is to calculate a plurality of corresponding standby temperatures (eg, 28 degrees, 29 degrees, 30 degrees, 31 degrees, and 32 degrees) corresponding to a plurality of different standby temperatures according to the elapsed time, the area, the target temperature, and the outdoor temperature. Standby energy consumption, each of the standby energy consumptions is that the air conditioner maintains the ambient temperature at the standby state corresponding to the standby temperature and continues to operate the standby time, and makes the ambient temperature reach from the corresponding standby temperature in the operating state Energy consumption at this target temperature. In step S142, the minimum standby energy consumption among the standby energy consumptions is used as the third energy consumption.

Next, as shown in step S15, the magnitudes of the first energy consumption, a second energy consumption, and the third energy consumption are compared. When the first energy consumption is less than the second energy consumption and the third energy consumption, step S16 is performed, that is, the operation is continued in the operating state.

When the second energy consumption is less than the first energy consumption and the third energy consumption, step S17 and step S18 are performed. Step S17 is to switch to the shutdown state, and step S18 is to enter the operating state before reaching the elapsed time. And make the ambient temperature reach the target temperature. In this embodiment, the database also stores the time taken to enter the operating state from the shutdown state, and the time taken to reach the target temperature from the outdoor temperature to the target temperature under different areas, target temperatures, and outdoor temperatures. Therefore, the air-conditioning apparatus can calculate the time point when the shutdown state is entered into the operating state in step S18.

When the third energy consumption is less than the first energy consumption and the second energy consumption, steps S19 and S20 are performed. Step S19 is to switch to the standby state to maintain the ambient temperature at the standby temperature and continue to operate the standby time. In step S20, the operation state is entered and the ambient temperature reaches the target temperature. Thereby, the air-conditioning apparatus can automatically select the most energy-saving state during the user's temporary absence.

In summary, the embodiments of the present invention compare the magnitudes of the first energy consumption, the second energy consumption, and the third energy consumption, and decide to continue operating in the operating state or switch to the shutdown according to the comparison result. State, or switch to the standby state, so that energy can be effectively saved, so the purpose of the invention can be achieved.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, any simple equivalent changes and modifications made according to the scope of the patent application and the contents of the patent specification of the present invention are still Within the scope of the invention patent.

S01 ~ S07, S11 ~ S20‧‧‧Process steps

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: FIG. 1 is a flowchart of an embodiment of a control method of an energy consuming device of the present invention; FIG. 2 to FIG. 4 are A power diagram related to the energy consuming device illustrates the energy consumption estimation of the energy consuming device; FIG. 5 is a flowchart of an embodiment of a control method of the air conditioning device of the present invention; and FIGS. 6 to 7 are related to the A power diagram of an air-conditioning device illustrates the energy consumption estimation of the air-conditioning device.

S01 ~ S07‧‧‧Process steps

Claims (5)

An energy consuming device control method is implemented by an energy consuming device that can operate in a shutdown state and an operating state. In the shutdown state, the energy consuming device does not substantially consume energy in the shutdown state. The energy consuming device consumes energy in the operating state. The control method of the energy consuming device includes: (A) receiving a temporary leave time input by a user in the operating state; (B) calculating based on the temporary leave time A first energy consumption, the first energy consumption is the energy consumption of the energy consumption device continuously operating the elapsed time under the operating state; (C) comparing the magnitude of the first energy consumption and a second energy consumption, the The second energy consumption is the energy consumption of the energy consuming device from the off state to the operating state; and (D) when the first energy consumption is less than the second energy consumption, it continues to operate in the operating state, and when the second energy consumption If the energy consumption is less than the first energy consumption, the system switches to the shutdown state. The method for controlling an energy consuming device according to claim 1, wherein the energy consuming device can also be operated in a standby state, and the power of the energy consuming device in the standby state is lower than the operating state. The control method before step (C) further includes: (E) calculating a third energy consumption based on the elapsed time, the third energy consumption is that the energy consuming device continues to operate the elapsed time in the standby state, and The energy consumption of the energy consuming device entering the operating state from the standby state; step (C) is comparing the magnitudes of the first energy consumption, the second energy consumption and the third energy consumption; step (D) is when the first energy consumption If the energy consumption is less than the second energy consumption and the third energy consumption, continue to operate in the operating state, and when the second energy consumption is less than the first energy consumption and the third energy consumption, switch to the shutdown state, When the third energy consumption is less than the first energy consumption and the second energy consumption, the system switches to the standby state. A control method of an air conditioner is implemented by an air conditioner that can be operated in a shutdown state and an operating state. In the shutdown state, the air conditioner does not substantially consume energy in the shutdown state. The air conditioner is in The operating state consumes energy, and the control method of the air-conditioning apparatus includes: (F) receiving a user's input in the operating state, a temporary leave time, an area related to the environment in which the air-conditioning apparatus is located, and a target temperature (G) Calculate a first energy consumption based on the elapsed time, the area, the target temperature, and an outdoor temperature, the first energy consumption is to maintain the ambient temperature at the target temperature and continue for the air conditioner in the operating state (H) Calculate a second energy consumption based on the area, the target temperature, and the outdoor temperature. The second energy consumption is when the air-conditioning device enters the operating state from the off state, and The energy consumption for bringing the ambient temperature from the outdoor temperature to the target temperature in the operating state; (I) comparing the magnitude of the first energy consumption with a second energy consumption; and (J) when the first energy consumption If the energy consumption is less than the second energy consumption, continue to operate in the operating state. When the second energy consumption is less than the first energy consumption, switch to the shutdown state, and enter the operating state before reaching the temporary departure time. And make the ambient temperature reach the target temperature. The method for controlling an air conditioner according to claim 3, wherein the air conditioner can also be operated in a standby state, and the power of the air conditioner in the standby state is lower than the operating state. The control method of the air conditioner is in Before step (I), the method further includes: (K) calculating a third energy consumption based on the elapsed time, the area, the target temperature, and the outdoor temperature, and the third energy consumption is that the air conditioner maintains the environment in the standby state The temperature is at a standby temperature and is continuously operated for a standby time not longer than the elapsed time, and the energy consumption for bringing the ambient temperature from the standby temperature to the target temperature under the operating state; step (I) is comparing the first energy consumption Energy, the second energy consumption and the third energy consumption; step (J) is when the first energy consumption is less than the second energy consumption and the third energy consumption, then continue to operate in the operating state, when the The second energy consumption is less than the first energy consumption and the third energy consumption, then switch to the shutdown state, and enter the operating state before reaching the elapsed time, and make the ambient temperature reach the target temperature. Energy consumption is less than this Once the energy consumption and the second energy consumption, perform steps (L), (M); (L) switch to the standby state to maintain the ambient temperature at the standby temperature and continue to operate the standby time; and (M) enter the operation State and bring the ambient temperature to that target temperature. The method for controlling an air-conditioning apparatus according to claim 4, wherein step (K) includes: (K1) calculating a plurality of corresponding ones corresponding to a plurality of different ones according to the elapsed time, the area, the target temperature, and the outdoor temperature; The standby energy consumption of the standby temperature, each standby energy consumption is that the air conditioner maintains the ambient temperature in the standby state at the corresponding standby temperature and continues to operate the standby time, and in the operating state makes the ambient temperature from the corresponding The energy consumption when the standby temperature reaches the target temperature; and (K2) using the minimum standby energy of the standby energy as the third energy consumption.