JP2012023893A - Power supply device, management device, and power management system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a power supply device, a management device, and a power management system performing notification related to usage of an electrical apparatus to a user based on the usage state of the electrical apparatus.SOLUTION: A power supply tap 20 comprises: a connection port 22 being connectable to an electrical apparatus and supplying the electrical apparatus with power; an acquisition part 23 acquiring measurement data which includes time series data including at least one value of current and phase difference of the power supplied to the electrical apparatus connected to the connection port 22, characteristic data gained through the time series data, or both of them; and a communication part 24 transmitting the measurement data acquired by the acquisition part 23 to a notification device performing notification based on the measurement data.

Description

  The present invention relates to a power supply device that supplies power to an electrical device, an electrical device management device, and a power management system.

  With the recent popularization of electrical devices, many electrical devices are used in offices and homes, and the increase in power consumption is a problem. In particular, when electrical equipment is connected to a power supply wiring connection port (so-called outlet connection port) that supplies electric power, it is in a standby state even when the power switch is off, and it consumes standby power. There are many devices. Therefore, there is a need for a power saving technique that suppresses unnecessary power consumption of electrical equipment on the power supply side such as a power outlet.

  The power tap described in Patent Document 1 below includes a power supply wiring connection port, and supplies power to an electrical device connected to the power supply wiring connection port. Then, power line communication is performed with an electric device connected to the power supply wiring connection port, setting information regarding power management of the electric device is received from the electric device, and power supply to the power supply wiring connection port is turned on / off based on the setting information. Power management is performed.

JP 2008-197755 A

  In the above-described power tap of Patent Document 1, power management of an electric device can be performed based on setting information for performing power management, but power consumption during use of the electric device can be reduced. However, if the user improperly uses the electric device, there is a problem that power consumption increases.

  The present invention has been made in view of such circumstances, and provides a power supply device, a management device, and a power management system that notify the user of how to use the electrical device based on the usage state of the electrical device. The purpose is to do.

  The power supply device according to the first aspect of the present invention is connectable to an electrical device, and includes a connection port that supplies power to the electrical device, and power supplied to the electrical device connected to the connection port. Acquisition means for acquiring measurement data of the electric device, including time-series data including at least one value of current and phase difference, characteristic data of the electric device obtained from the time-series data, or both; and Transmission means for transmitting the measurement data of the electrical device acquired by the means to a notification device that performs notification based on the measurement data via a network.

  According to the power supply apparatus according to the first aspect, the acquisition means includes time-series data including at least one value of a current and a phase difference of the power supplied to the electrical device connected to the connection port, and the time-series data. The measurement data of the electric device including the characteristic data of the electric device obtained from the above, or both, is acquired. And a transmission means transmits the said measurement data to an alerting | reporting apparatus. Therefore, the notification device can determine the operating state of the electric device and can notify the usage of the electric device according to the operating state.

  The power supply apparatus according to the second aspect of the present invention is based on the measurement data received by the reception means and the reception means for receiving the measurement data from the network, particularly in the power supply apparatus according to the first aspect. And a notification means for performing notification.

  According to the power supply device according to the second aspect, time-series data including at least one value of a current and a phase difference of power supplied to the electric device, characteristic data of the electric device obtained from the time-series data, Or a receiving means receives the measurement data of the said electric equipment containing both. The notifying means notifies the usage of the electric device based on the measurement data. Therefore, it is possible to make a notification regarding how to use the electrical device based on the operating state of the electrical device connected to the connection port.

  The management device according to the third aspect of the present invention is capable of connecting an electrical device, and is connected to a power supply device including one or a plurality of connection ports for supplying power to the electrical device via a network. A device management apparatus comprising: time-series data including at least one value of a current and a phase difference of electric power supplied to the electric device connected to the connection port; the electric device obtained from the time-series data; Receiving means for receiving measurement data of the electric device including feature data or both from the power supply apparatus through the network, and a method of using the electric device based on the measurement data received by the receiving means And generating means for generating notification data relating to.

  According to the management device according to the third aspect, the receiving means includes time-series data including at least one value of a current and a phase difference of the power supplied to the electrical device connected to the connection port, and the characteristics of the electrical device. Measurement data of the electric device including data or both is received from the power supply device. The generation unit generates notification data related to the usage of the electric device based on the measurement data. Therefore, based on the notification data, it is possible to notify the usage of the electric device based on the operating state of the electric device connected to the connection port.

  The management device according to the fourth aspect of the present invention is characterized in that, in the management device according to the third aspect, in particular, the management device further comprises notification means for performing notification based on the notification data generated by the generation means. .

  According to the management device according to the fourth aspect, the notification unit performs notification based on the notification data generated based on the measurement data of the electrical equipment connected to the connection port of the power management device. Therefore, it is possible to make a notification regarding how to use the electric device based on the operating state of the electric device.

  The management apparatus according to the fifth aspect of the present invention, in the management apparatus according to the third or fourth aspect, further includes storage means for storing pre-registered measurement data, and the generation means includes the storage means. The notification data is generated based on the measurement data stored in and the measurement data received by the receiving means.

  According to the management device according to the fifth aspect, when the measurement data registered in advance and the received measurement data are compared, and the received measurement data has an abnormal value, the operation of the electric device is abnormal. Therefore, it is possible to notify that an abnormality of the electric device is detected, such as notifying that attention is paid.

  The power supply device according to the sixth aspect of the present invention is capable of connecting an electrical device, and has a connection port for supplying power to the electrical device, and power supplied to the electrical device connected to the connection port. Acquisition means for acquiring measurement data of the electric device, including time-series data including at least one value of current and phase difference, characteristic data of the electric device obtained from the time-series data, or both; and A generating unit configured to generate notification data related to usage of the electric device based on the measurement data acquired by the unit; and a notification unit configured to perform notification based on the notification data generated by the generating unit. It is characterized by that.

  According to the power supply device according to the sixth aspect, by notifying based on the generated notification data, a notification regarding the usage of the electrical device based on the operating state of the electrical device connected to the connection port is provided. Can be done.

  The power supply device according to the seventh aspect of the present invention is the power supply device according to the sixth aspect, in particular, the measurement data acquired by the acquisition means with respect to a database storing the measurement data registered in advance. The apparatus further includes a communication unit that performs a transmission process to transmit and a reception process to receive the measurement data registered in the database, and the generation unit acquires the measurement data received by the communication unit and the acquisition unit acquires The notification data is generated based on the measured data.

  According to the power supply device of the seventh aspect, when the measurement data registered in the database in advance and the acquired measurement data are compared, and the acquired measurement data is an abnormal value, the operation of the electric device is It is possible to notify that an abnormality of the electric device is detected, such as notifying that attention is made because it is abnormal.

  The power supply device according to the eighth aspect of the present invention is the power supply device according to the sixth aspect, particularly comprising storage means for storing the measurement data registered in advance, wherein the generation means is the storage means. The notification data is generated on the basis of the measurement data registered in the information and the measurement data acquired by the acquisition means.

  According to the power supply device according to the eighth aspect, when the measurement data registered in advance and the acquired measurement data are compared, and the acquired measurement data has an abnormal value, the operation of the electric device is abnormal. Therefore, it is possible to notify that an abnormality of the electric device is detected, such as notifying that attention is paid.

  A power management system according to a ninth aspect of the present invention includes a power supply device and a power management device, and the power supply device is connectable to an electrical device and supplies power to the electrical device. Time series data including at least one value of a current and a phase difference of power supplied to the electrical equipment connected to the connection port, the characteristic data of the electrical equipment obtained from the time series data, or the Including both acquisition means for acquiring measurement data of the electrical device, and transmission means for transmitting the measurement data acquired by the acquisition means to the power management apparatus, Receiving means for receiving the measurement data transmitted by the transmitting means from the power supply device, and notification data regarding the usage of the electrical equipment based on the measurement data received by the receiving means. And having a generating means for generating a.

  According to the power management system of the ninth aspect, by notifying based on the generated notification data, a notification regarding the usage of the electrical device based on the operating state of the electrical device connected to the connection port is provided. Can be done.

  ADVANTAGE OF THE INVENTION According to this invention, based on the use condition of an electric equipment, it becomes possible to provide the electric power supply apparatus, management apparatus, and electric power management system which alert | report a user about the usage method of an electric equipment.

It is a block diagram which shows roughly the structure of the power management system which concerns on embodiment of this invention. It is the flowchart which showed the process sequence of the electric power state alerting | reporting process which a power management system performs. It is the figure which showed typically the power strip which alert | reports by LED. It is the figure which showed typically the power strip which alert | reports with a sound. It is the figure which showed typically the power strip which alert | reports with a display. It is a block diagram which shows roughly the structure of a power management system provided with two or more power strips. It is a block diagram which shows roughly the structure of the power management system which concerns on the 1st modification of this invention. It is a block diagram which shows roughly the structure of the power strip which concerns on the 2nd modification of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, the element which attached | subjected the same code | symbol in different drawing shall show the same or corresponding element.

  The power management system 1 according to the embodiment of the present invention is a system that supplies power to an electrical device and manages the supplied power. FIG. 1 is a block diagram schematically showing a configuration of a power management system 1 according to an embodiment of the present invention (however, in FIG. 1, an electrical device 30B is connected to the connection port 22B, and the connection port 22C The electrical device 30C is illustrated as being connected to the electrical outlet 30. The electrical device 30 is an electrical device connected to the connection port 22 including the electrical device 30B and the electrical device 30C). The power management system 1 includes a management device 10 that is a power management device and a power tap 20 that is a power supply device. Furthermore, the management apparatus 10 includes a communication unit 11 that is a reception unit, a storage unit 12 that is a storage unit, a determination unit 13, a generation unit 14 that is a generation unit, and a notification unit 15 that is a notification unit. The power tap 20 includes a power distribution unit 21, a connection port 22 (reference numerals 22A to 22C in FIG. 1) that is a plug insertion port, an acquisition unit 23 that is an acquisition unit, a communication unit 24 that is a transmission unit, and a notification unit. A notification unit 25 is provided.

  The connection relationship of each component block of the power management system 1 will be described. The output of the communication unit 11 is connected to the input of the storage unit 12, the determination unit 13, and the communication unit 24 of the power tap 20. The output of the storage unit 12 is connected to the input of the determination unit 13. An output of the determination unit 13 is connected to inputs of the generation unit 14 and the storage unit 12. The output of the generation unit 14 is connected to the input of the notification unit 15 and the communication unit 11. The output of the power distribution unit 21 is connected to the inputs of the connection ports 22A to 22C. Each output of the connection ports 22 </ b> A to 22 </ b> C is connected to an input of the acquisition unit 23. The output of the acquisition unit 23 is connected to the input of the communication unit 24. The output of the communication unit 24 is connected to the notification unit 25 and the input of the communication unit 11 of the management device 10.

  The power supply tap 20 of the power management system 1 has a plug connected to a power supply wiring connection port which is a plug insertion port such as an indoor power supply wiring. The electric power S1 supplied from the plug is distributed to the connection ports 22A to 22C, and electric power is supplied to the electrical devices connected to the connection ports 22A to 22C. The power management system 1 performs power management by controlling the power supplied to the electrical devices 30 connected to these connection ports 22.

  FIG. 2 is a flowchart showing the procedure of the power status notification process performed by the power management system 1. The operation of the power management system 1 when performing the power state notification process for the electrical device 30B will be described with reference to FIG. 2, taking as an example the case where the electrical device 30B is connected to the connection port 22B (state in FIG. 1). Do. First, in step SP100, the acquisition unit 23 measures at least one of the current and phase difference of the power supplied from the power distribution unit 21 to the connection port 22B, and time-series data of at least one of the current and phase difference, Measurement data including feature data obtained from time series data or both is acquired. This characteristic data may be statistical data such as maximum and minimum values in a predetermined period of time-series data, average values and variances in time-series data, and codes that classify them, and the power of the acquired time-series data. It may have any characteristic and can determine the state of operation of the electric device to which the electric power is supplied. And the acquisition part 23 outputs the acquired acquisition information (measurement data) toward the communication part 24 as signal S5. The communication part 24 communicates with the communication part 11 of the management apparatus 10, and transmits acquisition information as signal S6. The communication unit 11 to which the acquisition information is input by the signal S6 outputs the acquisition information to the storage unit 12 and the determination unit 13 as a signal S8 and a signal S7. The acquisition of the measurement data performed by the acquisition unit 23 may be performed constantly or periodically at a predetermined interval.

  Next, in step SP110, the power management system 1 determines whether or not the electrical device 30B currently connected to the connection port 22B is operating in a state to be notified to the user. Specifically, the storage unit 12 may include past measurement data acquired by the acquisition unit 23 (for example, time series data acquired in the past, an average value of feature data, or the like. (A value obtained from the past measurement data acquired by the acquisition unit 23, such as a value processed manually) may be stored. The storage unit 12 inputs the measurement data acquired in the past to the determination unit 13. The determination unit 13 is an operation to be notified to the user, such as the electrical device 30B performing an abnormal operation based on the input past measurement data and the current measurement data acquired by the acquisition unit 23. It is determined whether or not it is in a state.

  The determination of the operation state of the electric device performed by the determination unit 13 is performed by, for example, comparing the maximum value of the supplied current, which is characteristic data of the electric device acquired in the past, with the value of the currently supplied current. If the value of the supplied current is 1.5 times or more of the maximum value, it may be determined that an abnormal operation with excessive current consumption is being performed. Further, for example, the minimum value of the supplied current (however, the minimum value of the current while the electric device is operating), which is the characteristic data of the electric device acquired in the past, and the value of the currently supplied current If the current value currently supplied is 0.5 times or less of the minimum value, it may be determined that the operation is abnormal with an excessive current consumption. The determination of the operation state of the electric device performed by the determination unit 13 is based on the current measurement data acquired by the acquisition unit 23 and the measurement data acquired in the past, in addition to the exemplified determination method. Any device that can determine the state may be used. The determination of these operating states may be performed using both current and phase difference data, or may be performed using either the current or the phase difference. Furthermore, the determination may be performed using both the acquired time-series data and feature data, or the determination may be performed using either the acquired time-series data or feature data.

  When the electrical device 30B currently connected to the connection port 22B is performing an operation to notify the user (that is, when the determination result in step SP110 is “YES”), the determination unit 13 Information on the operation state of 30B is output to the generation unit 14 as a signal S10. And the power management system 1 performs operation | movement of step SP120. On the other hand, when the electrical device 30B currently connected to the connection port 22B has not performed an operation to notify the user (that is, when the determination result in step SP110 is “NO”), the determination unit 13 Information indicating that the operation of the electrical device 30B is normal is output to the storage unit 12 as a signal S9. And the power management system 1 performs operation | movement of step SP130.

  When the determination result in step SP110 is “YES” and the electrical device 30B currently connected to the connection port 22B is performing an operation to notify the user, in step SP120, the generation unit 14 Based on the information on the operating state of the electrical device 30B that has been generated, notification information (notification data) including information on the operating state of the electrical device 30B and information on the usage is generated, and the notification unit 15 and the communication unit 11 are notified. Output as signal S11. The communication unit 11 transmits the notification information to the communication unit 24 of the power tap 20, and the communication unit 24 inputs the notification information to the notification unit 25. And the alerting | reporting part 15 and the alerting | reporting part 25 into which alerting | reporting information was input alert | reports the information regarding the operation state and usage method of the electric equipment 30B with respect to a user.

  FIG. 3 is a diagram schematically showing the power tap 20 that performs notification by an LED (Light Emitting Diode). The power tap 20 in FIG. 3 includes an LED 80 (reference numerals 80A to 80C in FIG. 3) as the notification unit 25, and the LED 80A notifies information related to the operation of the electrical device connected to the connection port 22A. The LED 80B reports information related to the operation of the electrical device connected to the connection port 22B. The LED 80C notifies information related to the operation of the electrical device connected to the connection port 22C. For example, when the LED 80 is lit, the corresponding electrical device performs a normal operation and the LED 80 is blinking. Since the electrical device is performing an abnormal operation, it may be notified that the use of the electrical device should be stopped. Moreover, you may perform alerting | reporting regarding the operating state of an electric equipment with the lighting color at the time of LED80 lighting.

  FIG. 4 is a diagram schematically showing the power tap 20 that performs notification by sound. The power tap 20 in FIG. 4 includes a speaker 81 as the notification unit 25, and the speaker 81 notifies information related to the operation of the electrical device connected to each connection port 22. For example, when it is determined that the electrical device connected to the connection port 22B is performing an abnormal operation, the notification of information regarding the operation of the electrical device performed by the speaker 81 is “a device connected to the outlet of B” by voice. Is operating abnormally. Please stop using the device connected to the outlet of B. "

  FIG. 5 is a diagram schematically showing the power tap 20 that performs notification by a display. The power tap 20 in FIG. 5 includes a display 82 as the notification unit 25, and the display 82 notifies information related to the operation of the electrical equipment connected to each connection port 22. For example, when it is determined that the electrical device connected to the connection port 22B is performing an abnormal operation, the notification of the information regarding the operation of the electrical device performed by the display 82 is “B outlet” as shown in FIG. The information may be displayed as a character string such as “The device is abnormal. Please stop using the device” or may be displayed as a symbol or graphic indicating the state of the electrical device.

  In addition, the notification unit 15 of the management apparatus 10 also has a display, a speaker, and the like, and notifies about the operation state and usage of the electrical equipment connected to the connection port 22 of the power tap 20 by displaying information or guiding by voice. You may go.

  With reference to the flowchart of FIG. 2, when the determination result in step SP110 is “NO” and the electrical device 30B currently connected to the connection port 22B has not performed an operation to notify the user, In step SP130, the storage unit 12 updates the past measurement data stored so far based on the measurement data acquired by the acquisition unit 23 in step SP100. In this update, the current measurement data acquired by the acquisition unit 23 may be stored in addition to the past measurement data, or the current measurement data acquired by the acquisition unit 23 and the past measurement data may be stored. The value obtained based on this may be stored as new past measurement data. In addition, when the electric device 30B currently connected to the connection port 22B is not performing an operation to notify the user, the determination unit 13 provides information indicating that the operation of the electric device 30B is normal. Based on the notification data indicating that the electrical device 30B generated by the generation unit 14 is operating normally, the notification unit 15 and the notification unit 25 are output to the user as the signal S10. On the other hand, notification that the electrical device 30B is performing a normal operation may be performed.

  As described above, the power management system 1 performs the power state notification process by performing the operations from step SP100 to step SP130 at each of the connection ports 22. In addition, although the case where the electric device 30 is performing an abnormal operation in the power state notification process is illustrated, in the present invention, the determination unit 13 determines, and the notification unit 12 and the notification unit 25 notify the electric device. The state is not limited to the state in which an abnormal operation is performed, but may be any state that can be determined from the measurement data of the electrical equipment connected to the connection port 22 acquired by the acquisition unit 23. For example, the determination unit 13 compares the maximum value of the supplied current, which is the characteristic data of the electrical equipment acquired in the past, with the value of the current supply, and the value of the current supply is If the maximum value is 1.2 times or more and less than 1.5 times, it is determined that the current consumption is increased from the normal state, and the power consumption of the electric device is increased by the generation unit 14. You may generate | occur | produce the alerting | reporting data containing the advice to review the usage of the said electric equipment. In this case, the notification unit 15 and the notification unit 25 notify the user of the advice that the usage of the electric device is to be reviewed because the power consumption of the electric device has increased.

  As described above, the power management system 1 acquires the measurement data of the electrical equipment connected to the connection port 22, the past measurement data stored in the storage unit 12, and the current measurement data acquired by the acquisition unit 23. Based on the above, the operating state of the electrical device currently connected to the connection port 22 is determined, and based on the determination result, a notification regarding the usage of the electrical device according to the operating state of the electrical device is used. It becomes possible to perform for a person.

  In the present embodiment, the power management system in the case where there is one power strip 20 is shown. However, in the present invention, the number of power strips 20 is not limited to one. FIG. 6 is a block diagram schematically showing the configuration of the power management system 2 including a plurality of power strips 20. The power management system 2 includes a management device 10, a power strip 20 (reference numerals 20A to 20C in FIG. 6), and a network 40. The management apparatus 10 is connected to the power strips 20A to 20C via the network 40.

  The acquisition units 23 included in the power strips 20A to 20C respectively acquire measurement data of the electrical devices 30 connected to the connection ports 22 of the power strips 20A to 20C, and are specific to the connection ports 22 of the respective power strips 20. The acquired information is added to the management apparatus 10 via the network 40 as the acquired information. Since the management apparatus 10 has given the identification information unique to each connection port 22 of each power strip 20 to the received acquisition information, the management device 10 of the electrical device 30 connected to which connection port 22 of which power strip 20 Whether it is information can be identified. The storage unit 12 stores the acquired information transmitted from each power tap 20 via the network 40 as past measurement data for each identification information. And since the determination part 13 determines the operation state of an electric equipment based on the past measurement data memorize | stored in the memory | storage part 12, and the measurement data which the acquisition part 23 of each power strip 20 acquired, the management apparatus 10 The notification unit 15 can notify the operation state of the electrical equipment connected to the connection port 22 of each power strip 20 and information on the usage of the electrical equipment.

  Further, the management device 10 determines the state of the entire power system that is the target of power management by the power management system 2 from the total value of the power supplied by all the power taps 20 connected via the network 40, Information on the state of the power system and information on how to use the power system may be notified.

  The communication performed by the communication unit 11 and the communication unit 24 may be any communication that allows the management apparatus 10 and the power strip 20 to transmit and receive information using a communication function, such as power line communication, wireless communication, and wired communication.

<First Modification>
The power management system 3 according to the first modification of the present invention is a system that supplies power to an electrical device and manages the supplied power. FIG. 7 is a block diagram schematically showing the configuration of the power management system 3 according to the first modification of the present invention (however, in FIG. 7, the electrical device 30B is connected to the connection port 22B, and the connection The state in which the electrical device 30C is connected to the port 22C is illustrated, and the electrical device 30 is an electrical device connected to the connection port 22 including the electrical device 30B and the electrical device 30C). The power management system 3 includes a power tap 60 that is a power supply device, a network 41, and a database 50. Furthermore, the power tap 60 includes a determination unit 13, a generation unit 14 that is a generation unit, a power distribution unit 21, a connection port 22 that is a plug insertion port (reference numerals 22A to 22C in FIG. 7), and an acquisition unit that is an acquisition unit. 23, the communication part 24 which is a communication means, and the alerting | reporting part 25 which is an alerting | reporting means.

  Next, the connection relationship of each component block of the power management system 3 will be described. The output of the power distribution unit 21 is connected to the inputs of the connection ports 22A to 22C. Each output of the connection ports 22 </ b> A to 22 </ b> C is connected to an input of the acquisition unit 23. The output of the acquisition unit 23 is connected to the inputs of the communication unit 24 and the determination unit 13. The output of the communication unit 24 is connected to the input of the database 50 via the determination unit 13 and the network 41. The output of the determination unit 13 is connected to the inputs of the generation unit 14 and the communication unit 24. The output of the generation unit 14 is connected to the input of the notification unit 25.

  The power supply tap 60 of the power management system 3 has a plug connected to a power supply wiring connection port which is a plug insertion port such as an indoor power supply wiring. The electric power S1 supplied from the plug is distributed to the connection ports 22A to 22C, and electric power is supplied to the electrical devices connected to the connection ports 22A to 22C. The power management system 3 performs power management by managing the power supplied from the connection port 22.

  The power management system 3 performs power state notification processing that is the processing procedure of the flowchart shown in FIG. The determination of the operating state of the electrical device performed in the power state notification process is the same as the method shown in the embodiment of the present invention. However, in step SP100, the acquisition unit 23 acquires time series data of at least one of the current and phase difference of the power supplied to the electrical device 30 connected to the acquired connection port 22, feature data obtained from the time series data, Alternatively, acquisition information (measurement data) including both of them is output to the communication unit 24 and the determination unit 13 as the signal S5 and the signal S13. Then, the communication unit 24 outputs the acquired information to the database 50 via the network 41. In step SP110, the determination unit 13 inquires about the measurement data acquired in the past stored in the database 50 via the network 41, the measurement data acquired in the past, and the electricity acquired by the acquisition unit 23. Based on the current measurement data of the device 30, the operation state of the electric device connected to the connection port 22 is determined. Then, the determination unit 13 outputs information on the determination result toward the database 50 via the generation unit 14 and the network 41.

  And in step SP120, the production | generation part 14 alert | reports the operating state of an electric equipment, and the usage method of an electric equipment with respect to a user. In step SP130, the database 50 updates the information of the past measurement data stored based on the acquisition information input from the determination unit 13.

  Therefore, if the power management system 3 according to the first modification is used, the same effect as that of the power management system 1 shown in the embodiment of the present invention can be obtained without using the management device 10 ( However, since the management apparatus 10 is not provided, the power management system 3 cannot perform notification by the management apparatus 10). 7 illustrates the case where the power management system 3 includes one power strip 60. However, in the first modification of the present invention, the number of power strips 60 is not limited to one, but via the network 41. A plurality of power strips 60 can be provided.

  The communication performed by the communication unit 11 and the communication unit 24 may be any communication that allows the database 50 and the power tap 60 to transmit and receive information using a communication function, such as power line communication, wireless communication, and wired communication.

<Second Modification>
The power strip 70 according to the second modification of the present invention is a power supply device that supplies power to an electrical device and manages the supplied power. FIG. 8 is a block diagram schematically showing a configuration of a power strip 70 according to the second modification of the present invention (however, in FIG. 8, the electrical device 30B is connected to the connection port 22B, and the connection port 22C illustrates the state where the electric device 30C is connected to the electric device 30. The electric device 30 is an electric device connected to the connection port 22 including the electric device 30B and the electric device 30C. The power tap 70 includes a storage device 12 that is a storage unit, a determination unit 13, a generation unit 14 that is a generation unit, a power distribution unit 21, a connection port 22 that is a plug insertion port (reference numerals 22A to 22C in FIG. 8), An acquisition unit 23 that is an acquisition unit and a notification unit 25 that is a notification unit are provided.

  Next, the connection relationship of each component block of the power strip 70 will be described. The output of the power distribution unit 21 is connected to the inputs of the connection ports 22A to 22C. Each output of the connection ports 22 </ b> A to 22 </ b> C is connected to an input of the acquisition unit 23. The output of the acquisition unit 23 is connected to the inputs of the storage unit 12 and the determination unit 13. The output of the storage unit 12 is connected to the input of the determination unit 13. An output of the determination unit 13 is connected to inputs of the generation unit 14 and the storage unit 12. The output of the generation unit 14 is connected to the input of the notification unit 25.

  The power tap 70 has a plug connected to a power supply wiring connection port which is a plug insertion port such as an indoor power supply wiring. The electric power S1 supplied from the plug is distributed to the connection ports 22A to 22C, and electric power is supplied to the electrical devices connected to the connection ports 22A to 22C. The power tap 70 performs power management by managing the power supplied from the connection port 22.

  The power tap 70 performs power state notification processing that is the processing procedure of the flowchart shown in FIG. The determination of the operating state of the electrical device performed in the power state notification process is the same as the method shown in the embodiment of the present invention. However, in step SP100, the acquisition unit 23 acquires time series data of at least one of the current and phase difference of the power supplied to the electrical device 30 connected to the acquired connection port 22, feature data obtained from the time series data, Alternatively, acquisition information (measurement data) including both of them is output to the determination unit 13 and the storage unit 12 as the signal S13 and the signal S17. In step SP110, the determination unit 13 inquires about the measurement data acquired in the past stored in the storage unit 12, and the measurement data acquired in the past and the current of the electrical device 30 acquired by the acquisition unit 23. Based on the measurement data, the operating state of the electrical device connected to the connection port 22 is determined. Then, the determination unit 13 outputs information on the determination result toward the generation unit 14 and the storage unit 12.

  And in step SP120, the production | generation part 14 alert | reports the operating state of an electric equipment, and the usage method of an electric equipment with respect to a user based on the determination result of the operating state of an electric equipment. In step SP130, the storage unit 12 updates the stored past measurement data information based on the acquired information input from the determination unit 13.

  Therefore, if the power strip 70 according to the second modification is used, the measurement data of the electrical device connected to the connection port 22 is acquired, and the past measurement data stored in the storage unit 12 and the acquisition unit 23 acquire the measurement data. Based on the current measurement data, the operating state of the electrical device currently connected to the connection port 22 is determined, and based on the determination result, notification regarding the usage of the electrical device according to the operating state Can be performed on the user.

  In the embodiment of the present invention and the modification of the present invention, the case where the number of the connection ports 22 included in the power strip 20, the power strip 60, and the power strip 70 is three is illustrated. The number of connection ports 22 included in is not limited to three.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is shown not by the above description but by the claims, and is intended to include all modifications within the meaning and scope equivalent to the claims.

1, 2, 3 Power management system 10 Management device 20, 60, 70 Power tap 11, 24 Communication unit 12 Storage unit 13 Determination unit 14 Generation unit 15, 25 Notification unit 21 Power distribution unit 22A to 22C Connection port 23 Acquisition unit 30 Electric equipment 40, 41 Network 50 Database

Claims (9)

An electrical device can be connected, and a connection port that supplies power to the electrical device;
Includes time series data including at least one value of current and phase difference of power supplied to the electrical equipment connected to the connection port, characteristic data of the electrical equipment obtained from the time series data, or both Obtaining means for obtaining measurement data of the electric device;
Transmitting means for transmitting the measurement data of the electrical equipment acquired by the acquisition means to a notification device for performing notification based on the measurement data via a network;
A power supply device comprising: Receiving means for receiving the measurement data from the network;
Informing means for informing based on the measurement data received by the receiving means;
The power supply device according to claim 1, further comprising: An electrical device can be connected, and is a management device for the electrical device connected via a network with a power supply device including one or a plurality of connection ports for supplying power to the electrical device,
Includes time series data including at least one value of current and phase difference of power supplied to the electrical equipment connected to the connection port, characteristic data of the electrical equipment obtained from the time series data, or both Receiving means for receiving measurement data of the electrical equipment from the power supply device through the network;
Based on the measurement data received by the receiving means, generating means for generating notification data related to the usage of the electrical equipment;
A management device comprising:   The management apparatus according to claim 3, further comprising notification means for performing notification based on the notification data generated by the generation means. It further comprises storage means for storing pre-registered measurement data,
The management device according to claim 3 or 4, wherein the generation unit generates the notification data based on the measurement data stored in the storage unit and the measurement data received by the reception unit. An electrical device can be connected, and a connection port that supplies power to the electrical device;
Includes time series data including at least one value of current and phase difference of power supplied to the electrical equipment connected to the connection port, characteristic data of the electrical equipment obtained from the time series data, or both Obtaining means for obtaining measurement data of the electric device;
Based on the measurement data acquired by the acquisition means, generation means for generating notification data related to the usage of the electrical equipment;
Notification means for performing notification based on the notification data generated by the generation means;
A power supply device comprising: Communication means for performing transmission processing for transmitting the measurement data acquired by the acquisition means and reception processing for receiving the measurement data registered in the database with respect to a database storing the measurement data registered in advance. In addition,
The power supply device according to claim 6, wherein the generation unit generates the notification data based on the measurement data received by the communication unit and the measurement data acquired by the acquisition unit. It further comprises storage means for storing the measurement data registered in advance,
The power supply apparatus according to claim 6, wherein the generation unit generates the notification data based on the measurement data registered in the storage unit and the measurement data acquired by the acquisition unit. A power supply device;
A power management device;
With
The power supply device
An electrical device can be connected, and a connection port that supplies power to the electrical device;
Includes time series data including at least one value of current and phase difference of power supplied to the electrical equipment connected to the connection port, characteristic data of the electrical equipment obtained from the time series data, or both Obtaining means for obtaining measurement data of the electric device;
Transmitting means for transmitting the measurement data acquired by the acquiring means to the power management device;
Have
The power management device includes:
Receiving means for receiving the measurement data transmitted by the transmitting means from the power supply device;
Based on the measurement data received by the receiving means, generating means for generating notification data related to the usage of the electrical equipment;
Having a power management system.

Images