JP2009112075A - Power management system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a power management system which can present a more effective advise to a user. <P>SOLUTION: This power management system, which performs power supervisory control where electrical equipment 9 is controlled by monitoring the quantity of power consumed in the electric equipment 9, includes a main breaker, which is supplied with power to be used by a plurality of electric equipment 9, a plurality of brunch breakers, which are provided for each of brunch paths that supply the electric equipment 9 with power, being branched from the main breaker, and a brunch breaker current detector 34, which meters the quantity of consumed power that is supplied to the electric equipment 9 via each brunch breaker. It stores in advance the first corresponding information, where a brunch breaker ID and information about the kind of the electric equipment 9 are associated with each other, and the second corresponding information, where the information about the kind of the electric equipment 9 and advise information are associated with each other, in an advise information memory 37, and reads out and presents the advise information associated with the kind of the electric equipment, based on the quantity of power consumed in the electric equipment 9, at the branch breaker. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a power management system that monitors the power used by a large number of electrical devices for each electrical device and controls the power usage of each electrical device.

  Conventionally, a technique for monitoring and controlling the amount of electric power used by an electric device is known in Patent Document 1 below. In this patent document 1, the amount of electric power used in the house is measured and displayed. In particular, this Patent Document 1 displays the amount of power used for each usage time zone for each branch circuit in the house.

Specifically, the power usage amount display device described in Patent Document 1 branches a power distribution line into a plurality of branch circuits by a plurality of branch breakers, and each of the plurality of branch circuits and the whole of the plurality of branch circuits. Measure the average operating current value for each predetermined time and the average voltage value of the power distribution line. Then, from the average used current value for each branch circuit and the average voltage value of the power distribution line, the amount of power used for each of the plurality of branch circuits and the amount of power used for the entire branch circuit are determined, and each average used current for each branch circuit is determined. The value and each power usage are displayed.
Japanese Patent Laid-Open No. 10-82801

  However, as described above, it is possible to give an accurate advice to the user only by calculating the average use current value and the power consumption for each branch circuit and displaying each branch circuit or each use time zone. It was hard to say.

  Therefore, the present invention has been proposed in view of the above-described circumstances, and an object thereof is to provide a power management system capable of presenting more effective advice to a user.

  The present invention provides a power management system that performs power monitoring control for controlling power usage by monitoring power usage of an electrical device, and includes a main breaker to which power used by a plurality of electric devices is supplied, and a main breaker A plurality of branch breakers provided in each of the branch electric circuits that branch and supply electric power to the electric device, and a measurement unit that measures the amount of power used to be supplied to the electric device via each branch breaker. In such a power management system, the first correspondence information in which the identifier of the branch breaker is associated with the type information of the electric device connected to each branch breaker, the type information of the electric device, and the type are stored in the storage unit in advance. Second correspondence information associated with advice information related to the information is stored, and the power consumption of the electrical equipment of the branch breaker measured by the measuring means satisfies a predetermined condition for presenting the advice information In this case, the presentation unit reads out the advice information associated with the type information of the electrical equipment connected to the branch breaker from the storage unit, and presents the advice information.

  Further, the power management system preliminarily stores, in the storage unit, the first correspondence information in which the identifier of the branch breaker and the location information of the electrical equipment connected to each branch breaker are associated, the location information of the electrical equipment, The second correspondence information associated with the advice information related to the location information is stored, and the power usage amount of the branch breaker electrical device measured by the measuring means satisfies a predetermined condition for presenting the advice information. When the condition is satisfied, the advice information associated with the location information of the electrical equipment connected to the branch breaker may be read from the storage means by the presenting means, and the advice information may be presented.

  Furthermore, the power management system stores, in the storage unit in advance, first correspondence information in which the identifier of the branch breaker is associated with the type information and location information of the electric device connected to each branch breaker, the type information of the electric device, and The second correspondence information in which the location information is associated with the type information and the advice information related to the location information is stored, and the power usage amount of the electrical device of the branch breaker measured by the measuring means is the advice information. When a predetermined condition to be presented is satisfied, the presentation means reads out the advice information associated with the type information and location information of the electrical equipment connected to the branch breaker from the storage means, and obtains the advice information. May be presented.

  According to the present invention, when advice information corresponding to the type and location of the electrical device is stored, and the power consumption according to the type and location of the electrical device satisfies a predetermined condition for presenting the advice information In addition, since advice information corresponding to the type and location of the electric device is presented, more effective advice can be presented to the user.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  A power management system to which the present invention is applied includes an information breaker (control terminal) 1, an energy management unit 2, a net remote controller 3, a net remote controller 4, a wireless security net adapter 5, and an entrance number net adapter as shown in FIG. 6, a control panel 7 and a navigation / PC 8 are connected. This power management system monitors the amount of electric power used by various electric devices 9 in a house to encourage the saving of the electric power usage of the electric device 9, and provides advice information for using the electric device 9. Is presented.

  This advice information is appropriate advice for the user to reduce the amount of electric power used by the electric device 9, and is advice for the electric device 9 that satisfies a predetermined condition. Therefore, this advice information is not presented as the amount of power used by each electrical device 9, but is a message for prompting the saving of each electrical device 9, or the amount of power used by the electrical device 9 is excessive. It may be the type of message presented without it.

  The electrical device 9 is connected to the net remote controller 3 and the net remote controller 4. For example, an electrical device 9 such as a lighting device or an air conditioner installed in a living room in a house is connected to the net remote controller 3, and an electrical device 9 such as an IH heater installed in a kitchen is connected to the net remote controller 4. Is done. The network remote controller 3 and the network remote controller 4 are not configured to be connected to various electrical devices 9 for each room in the house, but to the electrical remote controller 9 such as a network remote controller to which only an air conditioner or only a lighting device is connected. It may be according to the type.

  A wireless security system 10 is connected to the net remote controller 4. The wireless security system 10 receives sensors such as human sensors, door opening / closing sensors, window opening / closing sensors, smoke sensors, abnormality notification buttons, sensor signals detected by the sensors and operation signals of abnormality notification buttons. It is configured by an electric device 9 such as a notification device that performs notification when a sensor signal or an operation signal received by the receiver or the wireless receiver is abnormal. When the wireless security network adapter 5 receives a sensor signal or operation signal detected by the wireless security system 10 from a wireless receiver, the wireless security network adapter 5 outputs the sensor signal or operation signal to the outside via the information breaker 1.

  The door number net adapter 6 includes a main unit provided with a display, a speaker, a microphone, and the like installed in the house, a doorphone slave unit provided with a call button, a camera, a microphone, a speaker, and the like, a sensor camera, etc. A door number system 11 including an electrical device 9 is connected. The door number net adapter 6 outputs, for example, an operation signal indicating that the door phone slave unit has been operated and an image captured by the camera to the outside via the information breaker 1.

  The control panel 7 is a display for displaying information on the amount of power used by the electrical device 9, advice information for using the electrical device 9, and information regarding settings of the electrical device 9, the wireless security system 10, and the door number system 11. An input device. The control panel 7 requests the information breaker 1 to transmit the information when displaying various information, and transmits a control signal to the information breaker 1 when performing various settings.

  The navigation / PC 8 has a Web browser function. The navigation / PC 8 outputs a command for monitoring the electric device 9 and the like and a command for controlling the electric device 9 and the like via Web contents stored in the Web server device.

  The information breaker 1 is connected to the Internet communication network 13 via the router 15 and the modem 14, and exchanges information with the center server 12 and the mobile terminal 20 via the Internet communication network 13.

  The center server 12 is composed of a general-purpose computer device having a network function. The center server 12 has a function of relaying information addressed to the information breaker 1 transmitted from the mobile terminal 20 and information transmitted from the information breaker 1.

  Specifically, the center server 12 stores a correspondence relationship between the IP address of the information breaker 1 provided in the user's house and the IP address of the mobile terminal 20. For example, when the center server 12 receives a command for notifying the in-home situation from the mobile terminal 20, the center server 12 returns a home status information to the information breaker 1 corresponding to the IP address of the mobile terminal 20. And the in-home situation information transmitted from the information breaker 1 is transferred to the portable terminal 20. When the center server 12 receives a command for controlling the home electrical device 9 from the mobile terminal 20, the center server 12 transfers the command to the information breaker 1 corresponding to the IP address of the mobile terminal 20, and the electrical device 9 To work.

  The energy management unit 2 in the power management system configured as described above is provided in a residential distribution board installed in a detached house or an apartment house. As shown in FIG. 3, commercial power is supplied to the in-house distribution board, and the commercial power is connected to the main breaker 40 and the branch breaker 41. The branch breaker 41 is divided into, for example, a 200V dedicated circuit, a 100V dedicated circuit, and an outlet lighting circuit. Further, the branch breaker 41 is connected to different electrical devices 9 in the section.

  The electric power supplied by the commercial power supply is first supplied to the main breaker 40 and then supplied to each electric device 9 by being supplied to a plurality of branch breakers 41 provided in each of the branch electric circuits. Therefore, a current for operating all the electric devices 9 operating in the house flows through the main breaker 40, and a current for operating each electric device 9 flows through each branch breaker 41.

  As shown in FIG. 2, the energy management unit 2 is connected to a main breaker 40 that is connected to a commercial power source and supplies power to a plurality of electrical devices 9 in the home to a calculation unit 31 that is configured by a microcomputer or the like. A current detection unit 32, a power calculation unit 33, a branch breaker current detection unit 34 to which a branch breaker 41 is connected, a temporary branch breaker 35, a control unit 36, and an advice information storage unit 37 are connected.

  The energy management unit 2 includes a main current detection unit 32, a power calculation unit 33, and a branch breaker current detection unit 34 as a power measurement interface. The energy management unit 2 detects the current value flowing through the main breaker 40 by the main current detection unit 32, calculates the total power usage amount in the home via the main breaker 40 by the power calculation unit 33, and calculates To the unit 31. In addition, the energy management unit 2 detects the current value supplied from each branch breaker 41 to the electrical device 9 by the branch breaker current detector 34 and supplies the current value to the calculator 31. Such a branch breaker current detection unit 34 functions as a measurement unit that measures the amount of power used by each branch breaker 41 supplied to the electrical device 9.

  In the power management system shown in FIG. 1, the branch breaker 41 may be provided for each electric device 9 installed in the house, may be provided for each room in the house, or the electric device 9 in the house. It may be provided for each type. The branch breaker current detection unit 34 is provided for each branch breaker 41. When the branch breaker 41 is provided for each room, the branch breaker current detection unit 34 detects the power usage amount of the electrical device 9 provided for each room. When the branch breaker 41 is provided for each type of electric device 9, the power usage amount of the electric device 9 for each type of the electric device 9 is detected.

  The calculation unit 31 determines whether the current rating information of each electrical device 9 and the power usage of each branch breaker 41 measured by the branch breaker current detection unit 34 satisfy a predetermined condition for presenting advice information. For each ID of the branch breaker 41, the calculation unit 31 stores a history of power usage for a predetermined period such as one day, one week, and one month, and whether the history of electricity usage satisfies a predetermined condition. May be determined.

  When the power usage amount of each electrical device 9 satisfies a predetermined condition, the calculation unit 31 reads advice information associated with the ID of the electrical device 9 from the advice information storage unit 37. Then, the calculation unit 31 causes the read advice information to be transmitted from the control unit 36 to the control panel 7. Thereby, the energy management unit 2 presents advice information regarding the electrical device 9 to the user.

  Assuming that the predetermined condition in the calculation unit 31 is that the history of power consumption during the predetermined period is the maximum, the calculation unit 31 uses the power consumption of the branch breaker 41 measured by the branch breaker current detection unit 34. Based on the amount, advice information regarding the type or location of the electrical device associated with the ID of the branch breaker 41 having the maximum power usage amount in the history of the power usage amount for each electrical device 9 is presented.

  For example, when the menu image 100A as shown in FIG. 4A is displayed on the display, the control panel 7 displays an icon for displaying the state of the electrical device 9 connected to the network remote controller 3, and the network remote controller. 4, an icon for displaying the status of the electrical device 9 connected to 4, and an icon for displaying the network connection status between the information breaker 1 and the various devices connected to the information breaker 1 are displayed. The icon 101 for making it display is displayed.

  In this state, when the icon 101 is selected by the user's operation, the control panel 7 sets a predetermined condition that the power usage amount is the maximum of the monthly power usage amount for the energy management unit 2. The advice information is acquired by requesting transmission of advice information related to the satisfied electrical device (IH heater) 9. Then, as shown in FIG. 4B, the control panel 7 provides advice information including an eco-monitor icon 102 and an energy-saving advice icon 103, along with advice information that “the monthly usage amount of IH is ○ Wkh”. The image 100B is displayed. As a result, the power management system can urge the user to save energy with respect to the amount of electricity used by the IH heater.

  In this state, when the energy saving advice icon 103 is selected by the user's operation, the control panel 7 displays the IH heater stored in the advice information storage unit 37 in association with the IH heater, as shown in FIG. The advice information 105 related to the information is read, and an advice information image 100C including the advice information 105 is displayed. Thereby, the power management system can urge the user to save energy when using the IH heater.

  In the advice information storage unit 37, first correspondence information in which the ID (identifier) of the branch breaker 41 and the type information of the electrical equipment 9 connected to each branch breaker 41 are associated with each other as shown in FIG. The second correspondence information in which the type information of the electrical device 9 as shown in FIG. 6 is associated with the advice information related to the type information is stored. The second correspondence information stores seasonal information corresponding to the advice information.

  As a result, the energy management unit 2 allows the branch breaker when the power usage amount of the electrical device 9 of the branch breaker 41 measured by the branch breaker current detection unit 34 satisfies a predetermined condition for presenting advice information. The advice information associated with the type information of the electrical equipment 9 connected to the terminal 41 can be read from the advice information storage unit 37 and the advice information can be presented.

  Further, in the advice information storage unit 37, first correspondence information in which the branch breaker ID shown in FIG. 5 is associated with the location information of the electrical equipment 9 connected to each branch breaker 41, as shown in FIG. You may memorize | store the 2nd corresponding | compatible information which matched the location information of the electrical equipment 9 and the advice information relevant to the said location information. This second correspondence information also stores season information corresponding to the advice information.

  As a result, the energy management unit 2 allows the branch breaker when the power usage amount of the electrical device 9 of the branch breaker 41 measured by the branch breaker current detection unit 34 satisfies a predetermined condition for presenting advice information. The advice information associated with the location information of the electrical equipment 9 connected to the terminal 41 can be read from the advice information storage unit 37 and the advice information can be presented.

  Further, in the advice information storage unit 37, first correspondence information in which the branch breaker ID shown in FIG. 5 is associated with the type information and the location information of the electrical equipment 9 connected to each branch breaker 41, and FIG. It is also possible to store the second correspondence information in which the type information and location information of the electrical device 9 as shown in FIG. 5 are associated with the type information and advice information related to the location information. Note that season information may be added to the second correspondence information shown in FIG.

  As a result, the energy management unit 2 allows the branch breaker when the power usage amount of the electrical device 9 of the branch breaker 41 measured by the branch breaker current detection unit 34 satisfies a predetermined condition for presenting advice information. The advice information associated with the type information and the location information of the electrical equipment 9 connected to 41 can be read from the advice information storage unit 37 and the advice information can be presented. In other words, the energy management unit 2 can only present the second correspondence information shown in FIG. 8 and, if the location of the air conditioner is different, can provide advice information of the air conditioner specialized for each location. .

  Furthermore, by storing the season information corresponding to the advice information of the second correspondence information, the energy management unit 2 is updated by a clock function that updates the date according to the standard time when a predetermined condition is satisfied. The advice information for the season corresponding to the date being read can be read from the advice information storage unit 37 and presented. Thereby, the power management system can switch and present the advice regarding heating and the advice regarding cooling based on the date and season when presenting the advice information for the air conditioner.

  More specifically, for example, a plurality of pieces of first correspondence information shown in FIG. 5 are stored for each electrical device 9 such as an illumination, an outlet, and an air conditioner for each branch breaker 41 specified by the branch breaker ID. Represents. Among the pieces of advice information in FIG. 6, the calculation unit 31 is based on a predetermined condition for the power usage amount satisfied by the electrical device 9 and the history of the power usage amount for each branch breaker 41 in the season or time zone. Arbitrary advice information corresponding to the type or location of the electrical equipment corresponding to the is selected.

  In addition, the predetermined condition for presenting the advice information is “the electric device 9 having the maximum power usage amount in the predetermined period”. For example, the electric device 9 having the maximum power usage history in the predetermined period such as a water heater is provided. When the electric device 9 that is fixed, that is, the amount of electric power used in the home is determined to be single, the history of the electric power usage among the electric devices 9 other than the electric device 9 is the maximum electric power usage. Advice information associated with the electrical device 9 may be presented. Accordingly, it is possible to present appropriate and effective advice for each house while avoiding that the fixed advice information is presented according to a single predetermined condition.

  Further, the predetermined condition for presenting the advice information is a case where the degree of increase in the power usage is the highest, and the calculation unit 31 has determined that the power usage has increased most based on the history of the power usage over a predetermined period. The advice information of the electrical device 9 corresponding to the branch breaker 41 measured by the branch breaker current detection unit 34 may be presented. For example, as the history of the power consumption of the branch breaker 41, the power consumption of the branch breaker 41 measured on the same day last year is used, and the result of measuring the power usage of the branch breaker 41 by the branch breaker current detection unit 34 Compared with, the electric device 9 connected to the branch breaker 41 having the highest degree of increase in power usage compared to last year is identified. And the advice information corresponding to the electric equipment 9 can be read and an advice can be shown.

  Furthermore, the energy management unit 2 is provided with a target setting function for setting a target value of power usage for each electrical device 9, and the predetermined condition is that the power usage of each electrical device 9 exceeds the target value. To do. This target value may be set in advance based on, for example, the average power consumption of the electrical device 9, and is set based on the history of power usage of the branch breaker 41 acquired by the branch breaker current detection unit 34. May be. As a result, the energy management unit 2 presents the advice information of the electrical device 9 that is determined to have exceeded the target value set by the target setting function from the power consumption of the branch breaker 41 measured by the branch breaker current detection unit 34. can do.

  Furthermore, the energy management unit 2 may set the predetermined condition as a case where the power consumption of all the electrical devices 9 is equal to or less than the target value. For example, when the power consumption of the branch breaker 41 measured by the branch breaker current detection unit 34 is not high, this predetermined condition is satisfied. Then, based on the power usage of the branch breaker 41 measured by the branch breaker current detection unit 34, the calculation unit 31 determines that the electric device 9 The advice information related to the electrical device 9 for which the name is set and the advice information related to the place where the electrical device 9 is installed may be sequentially presented. For example, when there are a plurality of electric devices 9 in the house such as an air conditioner and a ventilation fan, and advice information is stored in the advice information storage unit 37 in association with the name of the air conditioner and the ventilation fan, the order of the air conditioner and the ventilation fan is used. Can provide advice information.

  Furthermore, the calculation unit 31 of the energy management unit 2 performs a process of presenting advice information corresponding to the electric device 9 when the total power consumption of the same type of electric device group satisfies a predetermined condition. Also good. In this case, when the power usage amount of the electrical device 9 included in the electrical device group satisfies a predetermined condition, the calculation unit 31 performs a process of presenting advice information corresponding to the electrical device group.

  For this purpose, the energy management unit 2 acquires a history of the total power consumption for each electrical device group. Then, based on the history of total power usage for each electrical device group, determine the electrical device group with the highest increase in total power usage and present advice information, or use the total power usage for each electrical device group. The target value of the amount can be set and the advice information can be presented in comparison with the history of the total power consumption of the electric equipment group.

  For example, when the lighting group is set as the electrical equipment group, the energy management unit 2 determines the power usage amount of the branch breaker 41 having the branch breaker IDs “A” and “B” as shown in FIG. The total power usage is calculated by addition, the advice information is presented in comparison with the history of the total power usage of the lighting group, and the total power usage history of the lighting group is updated. And when yesterday's electric power consumption of the lighting group to which the some lighting installed in the home belongs becomes the largest in an electric equipment group, the calculating part 31 memorize | stores the energy-saving advice information with respect to lighting in advice information The data is read from the unit 37 and presented on the control panel 7. As a result, the power management system can narrow down the target for providing advice information related to energy saving and expect more efficient energy saving.

  Furthermore, the calculation unit 31 of the energy management unit 2 presents advice information corresponding to the location when the total power consumption of the location group including the electrical devices 9 provided in the same location satisfies a predetermined condition. You may perform the process to do. In this case, when the power usage amount of the electrical device 9 included in the place group satisfies a predetermined condition, the calculation unit 31 performs a process of presenting advice information corresponding to the place group.

  For this purpose, the energy management unit 2 acquires a history of the total power consumption for each place group. Based on the history of total power usage for each location group, the location group with the highest increase in total power usage is judged and presented with advice information, or the target for total power usage for each location group The value can be set and the advice information can be presented in comparison with the history of the total power usage of the location group.

  For example, when the living group is set as the place group, the energy management unit 2 has the branch breaker 41 with branch breaker IDs “A”, “C”, and “D” as shown in FIG. Calculate the total power usage by adding the power usage, present advice information in comparison with the history of the total power usage of the living group, and update the history of the total power usage of the living group . And when yesterday's electric power consumption of the living group which consists of a plurality of electric devices installed in the living room in the house becomes the maximum among other place groups such as kitchens, the calculation unit 31 Energy-saving advice information is read from the advice information storage unit 37 and presented on the control panel 7. As a result, the power management system can narrow down the target for providing advice information related to energy saving and expect more efficient energy saving. In addition, as this place group, you may form a place group by division, such as a living room and a kitchen in a house, and divisions, such as the 1st floor and the 2nd floor.

  The above-described embodiment is an example of the present invention. For this reason, the present invention is not limited to the above-described embodiment, and various modifications can be made depending on the design and the like as long as the technical idea according to the present invention is not deviated from this embodiment. Of course, it is possible to change.

1 is a system diagram showing a configuration of a power management system to which the present invention is applied. It is a block diagram which shows the internal structure of the energy management unit in the electric power management system to which this invention is applied. It is a figure which shows the structural example of the main breaker and branch breaker which are contained in the power management system to which this invention is applied. It is a figure explaining the transition of the image for showing advice information by the power management system to which this invention is applied. It is a figure which shows the 1st correspondence information in the power management system to which this invention is applied. It is a figure which shows the 2nd correspondence information in the power management system to which this invention is applied. It is a figure which shows the other 2nd corresponding | compatible information in the power management system to which this invention is applied. It is a figure which shows the other 2nd corresponding | compatible information in the power management system to which this invention is applied.

Explanation of symbols

1 Information Breaker 2 Energy Management Unit 3 Net Remote Control 4 Net Remote Control 5 Wireless Security Net Adapter 6 Door Number Net Adapter 7 Control Panel 8 Navigation / PC8
DESCRIPTION OF SYMBOLS 9 Electrical equipment 10 Wireless security system 11 Door number system 12 Center server 13 Internet communication network 14 Modem 15 Router 20 Portable terminal 31 Calculation part 32 Main current detection part 33 Power calculation part 34 Branch breaker current detection part 35 Temporary branch breaker 36 Control part 37 Advice Information Storage 40 Main Breaker 41 Branch Breaker

Claims (11)

In a power management system that performs power monitoring control for controlling the electrical equipment by monitoring the power usage of the electrical equipment,
A main breaker that is supplied with power used by multiple electrical devices;
A plurality of branch breakers provided in each of the branch circuit that branches from the main breaker and supplies electric power to the electrical equipment;
A measuring means for measuring the amount of electric power supplied to the electrical equipment via each branch breaker;
The first correspondence information in which the identifier of the branch breaker is associated with the type information of the electric device connected to each branch breaker, the type information of the electric device, and the advice information related to the type information are associated with each other Storage means for storing the second correspondence information;
Corresponds to the type information of the electrical equipment connected to the branch breaker when the power usage amount of the electrical equipment of the branch breaker measured by the measuring means satisfies the predetermined condition for presenting the advice information A power management system comprising: presentation means for reading the attached advice information from the storage means and presenting the advice information. In a power management system that performs power monitoring control for controlling the electrical equipment by monitoring the power usage of the electrical equipment,
A main breaker that is supplied with power used by multiple electrical devices;
A plurality of branch breakers provided in each of the branch circuit that branches from the main breaker and supplies electric power to the electrical equipment;
A measuring means for measuring the amount of electric power supplied to the electrical equipment via each branch breaker;
The first correspondence information in which the identifier of the branch breaker is associated with the location information of the electrical device connected to each branch breaker, and the location information of the electrical device and the advice information related to the location information are associated with each other. Storage means for storing the second correspondence information;
Corresponds to the location information of the electrical equipment connected to the branch breaker when the power usage amount of the electrical equipment of the branch breaker measured by the measuring means satisfies a predetermined condition to present the advice information A power management system comprising: presentation means for reading the attached advice information from the storage means and presenting the advice information. In a power management system that performs power monitoring control for controlling the electrical equipment by monitoring the power usage of the electrical equipment,
A main breaker that is supplied with power used by multiple electrical devices;
A plurality of branch breakers provided in each of the branch circuit that branches from the main breaker and supplies electric power to the electrical equipment;
A measuring means for measuring the amount of electric power supplied to the electrical equipment via each branch breaker;
First correspondence information in which the identifier of the branch breaker is associated with the type information and location information of the electrical device connected to each branch breaker, the type information and location information of the electrical device, and the type information and location information Storage means for storing second correspondence information associated with advice information related to
The type information and location of the electrical equipment connected to the branch breaker when the power usage of the electrical equipment of the branch breaker measured by the measuring means satisfies the predetermined condition for presenting the advice information A power management system comprising: presentation means for reading advice information associated with information from the storage means and presenting the advice information. The predetermined condition is a case where the history of power usage in a predetermined period is maximum,
The presenting means, based on the power usage of the electrical equipment measured by the measuring means, to the identifier of the branch breaker that is the maximum power usage in the history of power usage for each identifier of the branch breaker The power management system according to any one of claims 1 to 3, wherein the associated advice information is presented.   In the case where the electrical device that maximizes the history of power usage during a predetermined period is fixed, the presenting means uses the history of power usage for each identifier of the branch breaker among electrical devices other than the electrical device. The power management system according to claim 4, wherein advice information associated with an electrical device having a maximum power consumption is presented. The predetermined condition is a case where the degree of increase in power consumption is the highest,
The presenting means presents advice information of an electrical device corresponding to the branch breaker measured by the measuring means that the power usage amount has risen the most based on a history of the power usage amount in a predetermined period; The power management system according to any one of claims 1 to 3. Provided with target setting means for setting a target value of power consumption for each electric device,
The predetermined condition is a case where the power consumption of each electrical device exceeds a target value,
4. The power management according to claim 1, wherein the presenting unit presents advice information of an electrical device that has been determined to exceed a target value set by the target setting unit. 5. system. The predetermined condition is a case where the power consumption of all electric devices is equal to or less than a target value,
The presenting means sets the name of the electric device based on the power usage of the branch breaker measured by the measuring means when the power usage of all the electric devices is equal to or less than a target value. The power management system according to claim 7, wherein advice information related to an electric device being installed and advice information related to a place where the electric device is installed are sequentially presented.   The presenting means performs a process of presenting advice information corresponding to an electric device when the total power consumption of the same type of electric device group satisfies a predetermined condition. Item 4. The power management system according to any one of Items 3 to 3.   The presenting means performs a process of presenting advice information corresponding to the place when the total power consumption of the place group composed of electric devices provided in the same place satisfies a predetermined condition. The power management system according to any one of claims 1 to 3. The storage means stores seasonal information in association with the advice information,
The presenting means has a clock function for updating a date according to a standard time, and when the predetermined condition is satisfied, advice information for a season corresponding to the date updated by the clock function is received from the storage means. The power management system according to any one of claims 1 to 10, wherein the power management system is read out and presented.

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