JP6761969B2 - Information terminal device control method, control program, and information display system - Google Patents

Description

The present invention relates to a control method, a control program, and an information display system of an information terminal device, and more particularly to a control method, a control program, and an information display system of an information terminal device that displays power data.

Conventionally, there has been an energy management system that monitors the amount of power consumed by various devices and systems installed in a customer and controls the operation of each device and system (see, for example, Patent Document 1).

The energy management system includes a controller capable of controlling home appliances or systems installed in the house. The display device included in the controller displays a management screen on which the current state of the energy management system can be viewed and remote control instructions can be input to each device or system. On this management screen, there is a graph gadget that displays power consumption, power generation amount, and power sales amount in a graph.

JP-A-2015-35009

In the energy management system of Patent Document 1, the power consumption, the amount of power generation, and the amount of power sold are displayed in a graph on the graph gadget of the management screen. Therefore, if the consumer facility is not equipped with a power generation device, there is a problem that the display space for the amount of power generation and the amount of power purchase is wasted and the amount of information displayed on one screen (home screen) is reduced. It was.

An object of the present invention is to provide a control method, a control program, and an information display system of an information terminal device that can increase the amount of information displayed on the home screen even when the power generation device is not installed in the consumer facility. It is in.

The control method of the information terminal device according to one aspect of the present invention is a control method of the information terminal device having a display unit, and is described above from a measurement system that measures power data including at least power usage data related to power consumption in a consumer facility. The first step of receiving the electric power data and the second step of displaying the electric power data on the display unit are included. In the second step, when one or more power generation devices are installed in the consumer facility, and the power data includes the power generation data and the power generation data related to the power generation of the power generation device. Set the display mode of the screen to be displayed on the display unit as the first display mode for displaying the generated power data and the used power data on the home screen, and when the power generation device is not installed in the customer facility, , The display mode of the screen to be displayed on the display unit is a second display mode in which the alternative data instead of the generated power data displayed on the home screen of the first display mode and the power consumption data are displayed on the home screen. And. The alternative data is data displayed on a screen different from the home screen in the first display mode.
The control method of the information terminal device according to one aspect of the present invention is a control method of the information terminal device having a display unit, and is described above from a measurement system that measures power data including at least power usage data related to power consumption in a consumer facility. The first step of receiving the electric power data and the second step of displaying the electric power data on the display unit are included. In the second step, when one or more power generation devices are installed in the consumer facility, and the power data includes the power generation data and the power generation data related to the power generation of the power generation device. Set the display mode of the screen to be displayed on the display unit as the first display mode for displaying the generated power data and the used power data on the home screen, and when the power generation device is not installed in the customer facility, , The display mode of the screen to be displayed on the display unit is a second display mode in which the alternative data instead of the generated power data displayed on the home screen of the first display mode and the power consumption data are displayed on the home screen. And. In the second step, the generated power data, the used power data, and the purchased power data related to the purchased power are displayed on the home screen of the first display mode, and the home screen of the second display mode is displayed. Does not display the purchased power data .

The control program of one aspect of the present invention is a control program for causing a computer to execute the control method of the above-mentioned information terminal device.

The information display system of one aspect of the present invention includes a communication device installed on a distribution board provided in a consumer facility and an information terminal device for displaying electric power data in the consumer facility. The communication device is configured to acquire the power data from a measurement system that measures power data including at least power usage data related to the power used in the consumer facility and output the power data to the information terminal device. The information terminal device includes an acquisition unit that receives the power data from the communication device, a display unit, and a display control unit that displays the power data on the display unit. In the display control unit, when one or more power generation devices are installed in the consumer facility, and the power data includes the power usage data and the power generation data relating to the power generated by the power generation device. The display mode of the screen to be displayed on the display unit is the first display mode in which the generated power data and the used power data are displayed on the home screen. When the power generation device is not installed in the customer facility, the display control unit displays the display mode of the screen to be displayed on the display unit as the generated power data displayed on the home screen of the first display mode. instead of alternative data, and a second display mode for displaying the power consumption data to the home screen. The alternative data is data displayed on a screen different from the home screen in the first display mode.
The information display system of one aspect of the present invention includes a communication device installed on a distribution board provided in a consumer facility and an information terminal device for displaying electric power data in the consumer facility. The communication device is configured to acquire the power data from a measurement system that measures power data including at least power usage data related to the power used in the consumer facility and output the power data to the information terminal device. The information terminal device includes an acquisition unit that receives the power data from the communication device, a display unit, and a display control unit that displays the power data on the display unit. In the display control unit, when one or more power generation devices are installed in the consumer facility, and the power data includes the power usage data and the power generation data relating to the power generated by the power generation device. The display mode of the screen to be displayed on the display unit is the first display mode in which the generated power data and the used power data are displayed on the home screen. When the power generation device is not installed in the customer facility, the display control unit displays the display mode of the screen to be displayed on the display unit as the generated power data displayed on the home screen of the first display mode. The second display mode is to display the alternative data instead of the above and the power consumption data on the home screen. The display control unit displays the generated power data, the used power data, and the purchased power data related to the purchased power on the home screen of the first display mode, and the home screen of the second display mode. Does not display the purchased power data.

According to the present invention, the amount of information displayed on the home screen can be increased even when the power generation device is not installed in the consumer facility.

FIG. 1 is a system configuration diagram of an entire system using the information display system according to the embodiment of the present invention. FIG. 2 is a block diagram of an information terminal device included in the same information display system. FIG. 3 is a block diagram of a communication device included in the same information display system. FIG. 4A is an explanatory diagram of a home screen in the first display mode of the information terminal device provided in the same information display system. FIG. 4B is an explanatory diagram of a home screen in a second display mode of the information terminal device included in the information display system of the same. 5A and 5B are explanatory views of a screen transitioned from the home screen in the first display mode of the information terminal device provided in the same information display system. 6A, 6B, and 6C are explanatory views of a home screen in the first display mode of the information terminal device included in the information display system of the same.

The embodiments described below are merely examples of the control method, control program, and information display system of the information terminal device according to the present invention. The present invention is not limited to the following embodiments, and the following embodiments can be variously modified according to the design and the like as long as the object of the present invention can be achieved.

(1) Outline of Information Display System In the present embodiment, an information display system having a function of displaying electric power data in a customer facility (facility) as a basic function will be described.

The "consumer facility" here means a facility of an electric power consumer, and is a facility that receives electric power supply from an electric power company such as an electric power company. In the present embodiment, the consumer facility is provided with a power generation device such as a solar power generation device, but the power generation device is not essential. In this embodiment, a detached house will be described as an example of a consumer facility.

FIG. 1 is a system configuration diagram of an entire system including the information display system 1 of the present embodiment. The information display system 1 of the present embodiment includes a communication device 2 installed on a distribution board 6 provided in the consumer facility 10 and an information terminal device 3 for displaying electric power data in the consumer facility 10.

The communication device 2 is configured to acquire power data from a measurement system 4 that measures power data including at least power usage data related to power consumption at the consumer facility 10 and output the power data to the information terminal device 3.

As shown in FIG. 2, the information terminal device 3 includes an acquisition unit 31 that receives power data from the communication device 2, a display unit 34, and a display control unit 32 that displays the power data on the display unit 34.

In the display control unit 32, when one or more power generation devices 90 are installed in the consumer facility 10, and the power data includes the power usage data and the power generation data related to the power generated by the power generation device 90, the display control unit 32 includes. The display mode of the screen to be displayed on the display unit 34 is the first display mode in which the generated power data and the used power data are displayed on the home screen.

When the power generation device 90 is not installed in the consumer facility 10, the display control unit 32 uses the display mode of the screen to be displayed on the display unit 34 instead of the generated power data displayed on the home screen of the first display mode. The second display mode is to display the alternative data and the power consumption data of the above on the home screen.

As described above, when the power generation device 90 is not installed in the consumer facility 10, the display control unit 32 uses alternative data and power consumption data instead of the power generation data displayed on the home screen of the first display mode. Is displayed on the home screen. Therefore, the amount of information displayed on the home screen can be increased even when the power generation device 90 is not installed in the consumer facility 10. The home screen means the screen that is first displayed when the information terminal device 3 is operated to display the screen for confirming the power consumption data.

(2) Details Hereinafter, the control method, control program, and information display system of the information terminal device according to the present embodiment will be described in detail with reference to FIGS. 1 to 5.

FIG. 1 is a system configuration diagram of an entire system using an information display system.

The consumer facility 10 is provided with a distribution board 6 for distributing the power supplied from the AC power source 8 such as a commercial power source (for example, AC100 / 200V, 50 / 60Hz AC power supply) to the branch circuit 70. There is.

The distribution board 6 includes a main breaker 61, a plurality of branch breakers 62, interconnection breakers 63 and 64, a measurement unit 41, and a communication device 2 in a cabinet.

The main breaker 61 is electrically connected to the AC power supply 8.

The plurality of branch breakers 62 are electrically connected to the secondary side of the main breaker 61.

In the consumer facility 10, two power generation devices, a solar power generation device 91 and a fuel cell 94, are installed as the power generation device 90. The photovoltaic power generation device 91 includes a solar cell panel 92 and a power conditioner 93 that converts the DC power generated by the solar cell panel 92 into alternating current. The interconnection breaker 63 is used to connect the photovoltaic power generation device 91 to the AC power source 8. The interconnection breaker 63 is electrically connected to the primary side of the main breaker 61. The interconnection breaker 64 is used to connect the fuel cell 94 to the main line on the secondary side of the main breaker 61. The electric power generated by the photovoltaic power generation device 91 can be reverse-flowed to the AC power source 8, but the electric power generated by the fuel cell 94 is consumed by the consumer facility 10.

In the present embodiment, the measurement system 4 that measures the power data including at least the power consumption data related to the power consumption in the consumer facility 10 and the information display system 1 that displays the power data measured by the measurement system 4 on the information terminal device 3. And are provided. Each system will be described below.

(2.1) Measurement system The measurement system 4 includes a measurement unit 41, current sensors 42, 43, 44, and a communication device 2.

The measuring unit 41 is electrically connected to the current sensors 42, 43, 44.

The current sensor 42 is provided on the primary side of the main breaker 61 (on the AC power supply 8 side of the interconnection breaker 63), and measures the value of the current flowing through the main line on the primary side of the main breaker 61.

The current sensor 43 is provided corresponding to each of the plurality of branch breakers 62, and measures the value of the current flowing through the plurality of branch circuits 70, respectively. The "branch circuit" here means a circuit branched from the main line by the branch breaker 62. The branch circuit 70 includes wiring connected to the branch breaker 62, load devices 80 such as lighting fixtures and cooking appliances, outlets, wall switches, and the like. In the consumer facility 10 composed of a house as in the present embodiment, such a branch circuit 70 is provided for each room such as a living room, a bedroom, an entrance, a toilet, a children's room, a kitchen, or a lighting fixture, cooking appliances, and an air conditioner. It is provided for each type of load device 80 such as (air conditioner).

By the way, in the present embodiment, the interconnection breaker 64 for connecting the fuel cell 94 is arranged side by side with the branch breaker 62. Therefore, the current sensor 43 measures the current flowing from the fuel cell 94 to the main line via the interconnection breaker 64.

The current sensor 44 is provided on an electric wire connecting the interconnection breaker 63 and the power conditioner 93, and measures the output current of the photovoltaic power generation device 91.

The measuring unit 41 measures the voltage of the main line from the secondary side of the main breaker 61, for example.

The measuring unit 41 measures the main power (instantaneous value) on the primary side of the main breaker 61 at a predetermined measurement interval (for example, at intervals of several seconds) by using the measurement result of the main line voltage and the measurement result of the current sensor 42. To do. Here, when power is supplied from the AC power source 8 to the consumer facility 10, the main power measured by the measuring unit 41 becomes a positive value, and the main power becomes an instantaneous value of the purchased power. When power is reverse power flow (sold) from the consumer facility 10 to the AC power source 8, the main power measured by the measuring unit 41 becomes a negative value, and the absolute value of the main power becomes the instantaneous value of the sold power. Become.

The measuring unit 41 uses the measurement result of the main line voltage and the measurement result of the current sensor 43 to obtain the power used by each branch circuit 70 (instantaneous value) and the generated power generated by the fuel cell 94 (instantaneous value). Measure at a predetermined measurement interval.

The measuring unit 41 measures the generated power (instantaneous value) generated by the photovoltaic power generation device 91 at predetermined measurement intervals by using the measurement result of the voltage of the main line and the measurement result of the current sensor 44.

The measuring unit 41 may acquire the electric energy used by each branch circuit 70 from the current value of the trunk line measured by the current sensor 42.

The communication device 2 outputs the power data measured by the measurement unit 41 to the information terminal device 3. As shown in FIG. 3, the communication device 2 includes an arithmetic processing unit 20, an input unit 21, a storage unit 22, an operation unit 23, a display unit 24, and a communication unit 25.

The arithmetic processing unit 20 mainly includes, for example, a computer having a CPU (Central Processing Unit) and a memory. The function of the communication device 2 is realized by the CPU executing the program stored in the memory. The program is pre-recorded in the memory of the computer, but may be provided through a telecommunication line such as the Internet, or may be recorded and provided in a recording medium such as a memory card.

The power data measured by the measuring unit 41 is input to the input unit 21 from the measuring unit 41.

The storage unit 22 includes, for example, an electrically rewritable non-volatile memory such as an EEPROM (Electrically Erasable and Programmable Read Only Memory) or a flash memory.

The operation unit 23 includes a plurality of operation buttons and the like. Using the operation unit 23, it is possible to input the type of load (100V load or 200V load) measured by the current sensors 42, 43, 44, the presence / absence of a power generation device, and the like.

The display unit 24 includes, for example, a 7-segment two-digit display, a plurality of LED lamps, and the like, and the display state of the display unit 24 is controlled by the arithmetic processing unit 20.

The communication unit 25 includes, for example, a communication module conforming to the Ethernet (registered trademark) standard. The communication unit 25 is connected to the wireless router 5 via a signal line and communicates with the information terminal device 3 via the wireless router 5.

Here, when setting the type of load measured by the current sensors 42, 43, 44, the presence / absence of a power generation device, and the like, the arithmetic processing unit 20 displays the current setting contents stored in the storage unit 22 in the display unit 24. To display. When the setting content is changed using the operation unit 23, the arithmetic processing unit 20 causes the display unit 24 to display the changed setting content.

Further, when various electric power data are measured by the measuring unit 41, the electric power data is input from the measuring unit 41 to the input unit 21. The arithmetic processing unit 20 stores the power data (main power, power used by each branch circuit, power generated by the photovoltaic power generation device 91 and the fuel cell 94) input to the input unit 21 in the storage unit 22. Further, the arithmetic processing unit 20 integrates the main power, the power used by each branch circuit, and the power generated by the photovoltaic power generation device 91 and the fuel cell 94, respectively, for a predetermined period (for example, 30 minutes, 1 day, 1 day). Month), the amount of main power, the amount of power used by each branch circuit, and the amount of power generated by the photovoltaic power generation device 91 and the fuel cell 94 are obtained. The arithmetic processing unit 20 stores in the storage unit 22 the amount of main power for each predetermined period, the amount of power used by each branch circuit, and the amount of power generated by the photovoltaic power generation device 91 and the fuel cell 94.

Then, when the communication unit 25 receives the power data transmission request from the information terminal device 3, the arithmetic processing unit 20 reads the power data from the storage unit 22 and causes the communication unit 25 to transmit the power data to the information terminal device 3. The communication unit 25 creates transmission data in a data format in which a data area to be stored is determined for each type of power data to be transmitted, and transmits this transmission data to the information terminal device 3.

(2.2) Information Display System The information display system 1 includes a communication device 2 of the measurement system 4 and an information terminal device 3. In the present embodiment, the communication device 2 is shared by the information display system 1 and the measurement system 4.

The information terminal device 3 is a mobile terminal such as a smartphone or a tablet terminal, and displays electric power data in the consumer facility 10.

The information terminal device 3 of the present embodiment cannot directly communicate with the communication device 2, but communicates with the information terminal device 3 via the wireless router 5. The wireless router 5 is not an indispensable configuration, and when the communication device 2 and the information terminal device 3 can directly communicate with each other, the wireless router 5 can be omitted as appropriate.

The wireless router 5 communicates with the communication device 2 using, for example, a communication protocol compliant with the Ethernet (registered trademark) standard. Further, the wireless router 5 and the information terminal device 3 are provided with a wireless LAN communication interface conforming to the Wi-Fi (registered trademark) standard, and perform wireless communication with each other. Therefore, the communication device 2 can communicate with the information terminal device 3 via the wireless router 5. The communication between the wireless router 5 and the information terminal device 3 is not limited to the wireless communication conforming to the Wi-Fi (registered trademark) standard, and may be the wireless communication conforming to the Bluetooth (registered trademark) standard.

Next, the information terminal device 3 will be described with reference to FIGS. 1 and 2.

As shown in FIG. 2, the information terminal device 3 includes an arithmetic processing unit 30, a display unit 34, an operation unit 35, a communication unit 36, and a storage unit 37.

The arithmetic processing unit 30 mainly includes, for example, a computer having a CPU and a memory. When the CPU executes a program stored in the memory, the functions of the information terminal device 3 (for example, the functions of the acquisition unit 31, the display control unit 32, the determination unit 33, and the like) are realized. The program is pre-recorded in the memory of the computer, but may be provided through a telecommunication line such as the Internet, or may be recorded and provided in a recording medium such as a memory card.

The acquisition unit 31 performs a process (first step) of acquiring the power data measured by the measurement unit 41 from the communication device 2.

The display control unit 32 controls the display state of the display unit 34, and performs a process (second step) of displaying the power data on the display unit 34.

The determination unit 33 performs a process (third step) of determining whether or not the power generation device 90 is installed in the consumer facility 10 based on the setting information received from the communication device 2 (measurement system 4). Here, the setting information is information such as the type of load connected to each branch circuit 70 and the presence / absence of the power generation device 90, and is the communication device of the measurement system 4 when performing electrical work of the consumer facility 10. It is set to 2.

The display unit 34 is composed of a thin display device such as a liquid crystal display.

The operation unit 35 is a touch panel provided on the display device constituting the display unit 34.

The communication unit 36 is, for example, a wireless LAN communication interface conforming to the Wi-Fi (registered trademark) standard, and performs wireless communication with the wireless router 5.

The storage unit 37 includes, for example, an electrically rewritable non-volatile memory such as an EEPROM or a flash memory. The storage unit 37 stores screen data such as a home screen to be displayed on the screen of the display unit 34.

(3) Operation Description The power data display operation by the information display system 1 of the present embodiment will be described below.

First, a case where the photovoltaic power generation device 91 and the fuel cell 94 are installed in the consumer facility 10 will be described.

In the communication device 2 of the consumer facility 10, setting information such as the type of load connected to each branch circuit 70 and the presence / absence of the power generation device 90 is registered when performing electrical work of the consumer facility 10. ..

In the measurement system 4, the measurement unit 41 measures the main power at predetermined measurement intervals based on the measurement result of the current sensor 42. Based on the measurement result of the current sensor 43, the measurement unit 41 measures the power used for each branch circuit 70 and the power generated by the fuel cell 94 at predetermined measurement intervals. The measuring unit 41 measures the generated power generated by the photovoltaic power generation device 91 at predetermined measurement intervals based on the measurement result of the current sensor 44.

The input unit 21 of the communication device 2 measures the main power, the power used for each branch circuit, the power generated by the photovoltaic power generation device 91, and the power generated by the fuel cell 94 from the measurement unit 41 for a predetermined time. Import every time. The arithmetic processing unit 20 stores the measurement result captured by the input unit 21 from the measurement unit 41 in the storage unit 22. Further, the arithmetic processing unit 20 integrates the main power, the power used for each branch circuit, the power generated by the photovoltaic power generation device 91, and the power generated by the fuel cell 94, respectively. Then, the arithmetic processing unit 20 includes the main electric energy for each predetermined period (for example, 30 minutes, 1 day, 1 month), the electric energy used for each branch circuit, the electric energy generated by the photovoltaic power generation device 91, and the fuel cell 94. The amount of generated power of the above is stored in the storage unit 22.

When a customer (user of the information terminal device 3) who receives a service provided by the information display system 1 wants to check various power data in the consumer facility 10 using the information terminal device 3, he / she controls the display of the power data. The control program (application program) is installed in the information terminal device 3. This control program may be provided via a telecommunication line or in a state of being stored in a recording medium, or may be stored in a memory of the information terminal device 3 in advance. The user of the information terminal device 3 may be the same person as the user of the consumer facility 10 or may be a different person. The “user of the consumer facility 10” means a person who uses the consumer facility 10, and is a resident of the consumer facility 10 in the present embodiment in which the consumer facility 10 is a house. When there are a plurality of residents of the consumer facility 10, the "user of the consumer facility 10" may refer to one of the plurality of residents, and may refer to two or more (including all). There is also. Hereinafter, the "user of the consumer facility 10" is also simply referred to as a "resident".

When the user of the information terminal device 3 operates the operation unit 35 to start the control program for the first time, a process of registering the communication device 2 in the control program is performed.

When the process of registering the communication device 2 in the control program is completed, the user of the information terminal device 3 operates the operation unit 35 to perform initial settings for setting the display name of each branch circuit 70 and the like. This setting content is stored in the storage unit 37. When the user of the information terminal device 3 performs a backup operation using the operation unit 35, the setting contents stored in the storage unit 37 are transmitted from the communication unit 36 to the communication device 2 and stored in the communication device 2. Further, when the user of the information terminal device 3 performs a restore operation using the operation unit 35, a request signal is transmitted from the communication unit 36 to the communication device 2, and the setting contents stored in the communication device 2 are transmitted from the communication device 2. It is transmitted to the information terminal device 3. Therefore, the information terminal device 3 can receive the previously set contents from the communication device 2.

When the user of the information terminal device 3 uses the operation unit 35 to end the initial setting, the display control unit 32 of the information terminal device 3 causes the display unit 34 to display a home screen for displaying various power data. ..

If the initial setting is completed when the user of the information terminal device 3 operates the operation unit 35 to start the control program, the display control unit 32 displays a home screen for displaying various power data. It is displayed on the display unit 34.

Here, when the display control unit 32 of the information terminal device 3 displays the home screen on the display unit 34, the communication unit 36 causes the communication device 2 to transmit a request signal requesting transmission of power data. When the communication unit 25 of the communication device 2 receives the request signal from the information terminal device 3, the arithmetic processing unit 20 of the communication device 2 includes information on the load connected to each branch circuit 70 and information indicating the presence or absence of the power generation device. The setting information is transmitted from the communication unit 25 to the information terminal device 3. Further, after transmitting the setting information, the arithmetic processing unit 20 of the communication device 2 causes the communication unit 25 to transmit the transmission data stored in the corresponding data area of various electric power data to the information terminal device 3. The current power data (main power, power used by each branch circuit, power generated by the photovoltaic power generation device 91, power generated by the fuel cell 94) is stored in this transmission data. That is, when the power generation device 90 is installed in the consumer facility 10, the power data acquired by the information terminal device 3 from the communication device 2 includes the power consumption data (main power) and the generated power data (solar power generation). The electric power generated by the device 91 and the fuel cell 94) is included.

On the other hand, in the information terminal device 3, when the communication unit 36 receives the setting information transmitted from the communication device 2, the determination unit 33 is a consumer based on the setting information received from the communication device 2 (measurement system 4). The process of determining whether or not the power generation device 90 is installed in the facility 10 (the process of the third step) is performed.

When the determination unit 33 determines that the power generation device 90 is installed in the consumer facility 10 based on the setting information, the display control unit 32 displays the power generation data and the display mode of the screen to be displayed on the display unit 34. This is the first display mode in which the power consumption data is displayed on the home screen.

FIG. 4A is an example of the home screen of the first display mode displayed on the display unit 34.

First, a description common to the screens shown in FIGS. 4A to 6C will be given with reference to FIG. 4A. In FIG. 4A, each direction is defined as indicated by the arrows "up", "bottom", "left", and "right", and these directions are intended to define the direction when the information terminal device 3 is used. is not. The arrows indicating each direction in the drawing are shown for the sake of explanation only, and are not accompanied by substance. In FIGS. 4A to 6C, the reference code and the alternate long and short dash line surrounding the region are shown only for explanation and are not displayed on the actual screen. The screens shown in FIGS. 4A to 6C are examples, and can be appropriately changed according to the design and the like.

The screen of the display unit 34 is divided into three display areas A1, A2, and A3 in the vertical direction.

The name of the screen or the like is displayed in the upper display area A1. In the screen of FIG. 4A, the display area A1 includes buttons B1 for updating the power data displayed in the display area A2 and buttons B2 to B4 for switching the period of the power data displayed in the display area A2. Is displayed. On the screen of FIG. 4A, the heading "Home" is displayed in the display area A1, but the heading "Electricity flow" may be displayed as in the screens of FIGS. 4B to 6C, or other headings. May be displayed, and the heading may not be displayed. The heading of the display area A1 can be changed as appropriate on the screens of FIGS. 4B to 6C, and the heading may not be displayed in the display area A1. Further, the home screen of FIG. 4A is a screen for displaying the current values of power data such as used power and generated power, and the button B2 for selecting the current power data is different from the other buttons B3 and B4. It is displayed in color or pattern. The button B3 is an operation button for displaying the power data for each day, and the button B4 is an operation button for displaying the power data for each month.

In the lower display area A3, buttons operated to change the contents to be displayed in the display areas A1 and A2 are displayed.

The central display area A2 in the vertical direction is a display area for displaying power data. In the upper left of the display area A2, an object C1 that displays the instantaneous value (generated power data) of the generated power of the solar power generation device 91 and an object that displays the instantaneous value (generated power data) of the generated power of the fuel cell 94. C2 and C2 are displayed side by side. In the upper right of the display area A2, the object C3 that displays the instantaneous value of the power sold (power sold data) and the object C4 that displays the instantaneous value of the power purchased (power purchased data) are arranged one above the other. It is displayed. The unit price of the power sold is displayed on the object C3 that displays the power sold data, and the unit price of the power purchased is displayed on the object C4 that displays the power purchased data. In addition, "selling power" in FIG. 4A means an instantaneous value of selling power, "buying power" means an instantaneous value of buying power, and "buying power" in FIG. 6A is also synonymous.

An object C5 that displays the power consumption in the consumer facility 10 is displayed on the lower side in the display area A2. The total power consumption of the consumer facility 10 and the power consumption of each branch circuit are displayed on the object C5. In the example of FIG. 4A, the display name of each branch circuit and the power consumption are displayed side by side, for example, they are displayed side by side in descending order of power consumption. In the screen of FIG. 4A, the lower side of the object C5 protrudes from the display area A2, but the display position of the object C5 can be moved upward by performing an operation such as swiping, and the entire object C5 can be displayed. .. The power consumption of all the branch circuits may not be displayed on the object C5. For example, the object C5 may display the power consumption for a predetermined number of branch circuits in descending order of the power consumption, or the power consumption for a plurality of branch circuits including one or more branch circuits set by the user. May be good. Further, a button for transitioning to the screen for displaying the power consumption of the branch circuit may be displayed on the screen of FIG. 4, and when this button is operated, the display surface of each branch circuit and the power consumption are displayed. May be displayed on one screen.

The screen of FIG. 4A is an example of the home screen of the first display mode, and the home screen of the first display mode is not limited to the screen of FIG. 4A, and the generated power data and the power consumption data are used in the first display mode. A screen other than FIG. 4A may be used as long as is displayed at least.

The display control unit 32 takes in power data such as the main power, the power used by each branch circuit 70, the power generated by the photovoltaic power generation device 91, and the power generated by the fuel cell 94 from the transmission data received by the communication unit 36. Then, the display control unit 32 obtains the power purchased, the power sold, and the total power used by the consumer facility 10 from these power data. For example, if the main power received from the communication device 2 is a positive value, the display control unit 32 sets the value of the main power as the instantaneous value of the purchased power, and if the main power is a negative value, the main power of the main power. Find the absolute value as the instantaneous value of the power sold. Further, the display control unit 32 obtains the total power consumption of the consumer facility 10 by adding the power generated by the photovoltaic power generation device 91 and the power generated by the fuel cell 94 to the main power. Then, the display control unit 32 calls the screen data of the home screen stored in the storage unit 37, creates screen data to which the power data corresponding to each object C1 to C5 of the home screen is applied, and displays the screen data in the display unit 34. Display it.

Further, the display control unit 32 displays arrows D1 to D4 indicating the flow of electricity in the display area A2 of the home screen.

The arrow D1 indicates the flow of electricity that is reversely flowed from the photovoltaic power generation device 91 to the AC power source 8. When the generated power of the photovoltaic power generation device 91 is zero, or when the power selling power is zero even when the photovoltaic power generation device 91 is generating power, the display control unit 32 does not display the arrow D1 on the screen. The display control unit 32 may change the display mode of the arrow D1, for example, by changing the display color of the arrow D1.

The arrow D2 indicates the flow of electricity supplied from the photovoltaic power generation device 91 to the load of the consumer facility 10. When the generated power of the photovoltaic power generation device 91 is zero, or when the generated power of the photovoltaic power generation device 91 is equal to the power sold, the display control unit 32 does not display the arrow D2 on the screen. The display control unit 32 may change the display mode of the arrow D2, for example, by changing the display color of the arrow D2.

The arrow D3 indicates the flow of electricity supplied from the fuel cell 94 to the load of the consumer facility 10. When the generated power of the fuel cell 94 is zero, the display control unit 32 does not display the arrow D3 on the screen. The display control unit 32 may change the display mode of the arrow D3, for example, by changing the display color of the arrow D3.

The arrow D4 indicates the flow of electricity supplied from the AC power source 8 to the consumer facility 10. When the main power is zero, the display control unit 32 does not display the arrow D4 on the screen. The display control unit 32 may change the display mode of the arrow D4, for example, by changing the display color of the arrow D4.

Here, when the user of the information terminal device 3 taps the button B3 to switch the period of the electric power data every day, the display control unit 32 receives the operation signal input from the operation unit 35. Correspondingly, the display unit 34 displays a screen for displaying the daily power data. The operation for switching the period of the power data every day is not limited to the operation of tapping the button B3, and may be an operation such as swipe, pinch-in, or pinch-out.

The arithmetic processing unit 30 of the information terminal device 3 causes the communication device 2 to transmit a request signal requesting power data for each day from the communication unit 36. When the communication device 2 receives the request signal and transmits transmission data including daily power data to the information terminal device 3, the communication unit 36 of the information terminal device 3 receives the transmission data, and the acquisition unit 31 receives the transmission data for one day. Get the power data for each.

The screen of FIG. 5A is a screen for displaying daily integrated values for power data such as used power and generated power.

In the display area A2, the integrated value for each day is displayed for the power data such as the used power and the generated power.

A display area A21 for displaying the date of the power data display target is provided on the upper side of the display area A2. Buttons B11 and B12 for changing the date of the display target of the power data are displayed on the left and right of the display area A21. When the user of the information terminal device 3 taps the button B11 or the button B12, the electric energy of the day before or the day before the day displayed in the display area A21 is displayed in the display area A2. By operating the buttons B11 and B12, the date to be displayed can be shifted back and forth, and the user can confirm the day when the power consumption is high, which may motivate the power saving action. The operation for shifting the date of the power data display target back and forth is not limited to the operation of tapping the buttons B11 and B12, and may be an operation such as swipe, pinch-in, or pinch-out.

In the upper left of the display area A2, an object C11 for displaying the power generation amount (power generation data) of the day of the photovoltaic power generation device 91 and an object for displaying the power generation amount (power generation data) of the day of the fuel cell 94. C12 and C12 are displayed side by side. In the upper right corner of the display area A2, the object C13 that displays the amount of power sold on the day (power sold data) and the object C14 that displays the amount of power purchased on the day (power purchased data) are displayed side by side. ing. At the lower side in the display area A2, the object C15 that displays the amount of power used (power consumption data) on the current day in the consumer facility 10 is displayed. The object C15 displays the total electric energy used on the day of the consumer facility 10 and the electric energy used on the day for each branch circuit. The amount of power sold and the price of power sold are displayed on the object C13, and the amount of power purchased and the price of power purchased are displayed on the object C14. Further, the objects C11 to C15 display comparison information showing the comparison result between the electric energy of the current day and the electric energy in the past predetermined period (for example, the previous day). Here, as comparison information, the ratio of the electric energy of the current day to the electric energy of the previous day (this ratio is referred to as an increase / decrease rate) is displayed. The “power sold amount” in FIG. 5A means the power sold power amount, and the “power purchased amount” means the power purchased power amount, and the same applies to FIGS. 5B, 6A, 6B, and 6C.

Further, when the user of the information terminal device 3 taps the button B4 to switch the period of the electric power data every month (selection process in the fourth step), the display control unit 32 changes the operation unit 35. The display unit 34 displays the power data for each month according to the operation signal input from. The operation for switching the period of the power data every month is not limited to the operation of tapping the button B4, and may be an operation such as swipe, pinch-in, or pinch-out.

The arithmetic processing unit 30 of the information terminal device 3 causes the communication device 2 to transmit a request signal requesting power data for each month from the communication unit 36. When the communication device 2 receives the request signal and transmits transmission data including monthly power data to the information terminal device 3, the communication unit 36 of the information terminal device 3 receives the transmission data, and the acquisition unit 31 receives the transmission data for one month. Get the power data for each.

The screen of FIG. 5B is a screen that displays monthly integrated values for power data such as used power and generated power.

In the display area A2, the integrated value for each month is displayed for the power data such as the used power and the generated power.

A display area A22 for displaying the month to be displayed for power data is provided on the upper side of the display area A2. Buttons B13 and B14 for changing the month on which the power data is to be displayed are displayed on the left and right sides of the display area A22. When the user of the information terminal device 3 taps the button B13 or the button B14, the electric energy of the previous month or the next month of the month displayed in the display area A22 is displayed in the display area A2. The month to be displayed can be shifted back and forth by operating the buttons B13 and B14, and the user may be motivated to save power by checking the month when the power consumption is high. The operation for shifting the month of the power data display target back and forth is not limited to the operation of tapping the buttons B13 and B14, and may be an operation such as swipe, pinch-in, or pinch-out.

In the upper left of the display area A2, an object C21 that displays the current month's power generation amount (power generation data) of the photovoltaic power generation device 91 and an object that displays the current month's power generation amount (power generation data) of the fuel cell 94. C22 and C22 are displayed side by side. In the upper right corner of the display area A2, the object C23 that displays the amount of power sold (power sold data) for the current month and the object C24 that displays the amount of power purchased (power purchased data) for the current month are displayed side by side. ing. An object C25 for displaying the current month's power consumption (power consumption data) in the consumer facility 10 is displayed on the lower side in the display area A2. The object C25 displays the total electric energy used for the consumer facility 10 in the current month and the electric energy used for each branch circuit in the current month. The power sale amount and the power sale price are displayed on the object C23, and the power purchase amount and the power purchase price are displayed on the object C24. Further, the objects C21 to C25 display the comparison information showing the comparison result between the electric energy of the current month and the electric energy in the past predetermined period (for example, the previous month). Here, as comparison information, the rate of increase / decrease of the electric energy of the current month with respect to the electric energy of the previous month is displayed.

In the above embodiment, the case where the power generation device 90 is installed in the consumer facility 10 has been described, but the display mode when the power generation device is not installed in the consumer facility 10 will be described below.

When the determination unit 33 determines that the power generation device 90 is not installed in the consumer facility 10 based on the setting information, the display control unit 32 sets the display mode of the screen to be displayed on the display unit 34 as the first display mode. The second display mode is to display the alternative data instead of the generated power data displayed on the home screen (see FIG. 4A) and the power consumption data on the home screen. Here, the display control unit 32 displays, as alternative data, the daily integrated value of the electric energy used and the monthly integrated value of the electric energy used.

The home screen of FIG. 4B is a screen that displays the instantaneous value and the integrated value of the power consumption.

In the display area A1, a button B1 for updating the power data displayed in the display area A2 is displayed.

An object C5 for displaying the power consumption (power consumption data) in the consumer facility 10 is displayed on the lower side in the display area A2. The total power consumption of the consumer facility 10 and the power consumption of each branch circuit are displayed on the object C5.

At the upper left of the display area A2, an object C6 for displaying the daily power consumption (power consumption data) is displayed. In the object C6, a display area A23 for displaying the date of the display target of the electric energy used is provided. Buttons B5 and B6 for changing the date of the display target of the electric energy used are displayed on the left and right of the display area A23. When the user of the information terminal device 3 taps the button B5 or the button B6, the display control unit 32 causes the object C6 to display the power consumption of the day before or the next day displayed in the display area A23, and displays the power consumption of the display area A23. Update the date. The operation for shifting the date of the power data display target back and forth is not limited to the operation of tapping the buttons B5 and B6, and may be an operation such as swipe, pinch-in, or pinch-out.

At the upper right of the display area A2, an object C7 that displays the amount of power used each month is displayed. In the object C7, a display area A24 for displaying the month to be displayed for the amount of power used is provided. Buttons B7 and B8 for changing the month of the display target of the amount of power consumption are displayed on the left and right of the display area A24. When the user of the information terminal device 3 taps the button B7 or the button B8, the display control unit 32 causes the object C6 to display the power consumption of the previous month or the next month of the month displayed in the display area A24, and displays the power consumption of the display area A23. Update the date. The operation for shifting the month of the power data display target back and forth is not limited to the operation of tapping the buttons B7 and B8, and may be an operation such as swipe, pinch-in, or pinch-out.

Here, the daily integrated value of the power consumption and the monthly integrated value of the power consumption displayed on the home screen (see FIG. 4B) of the second display mode are the home screen in the first display mode. It is displayed on another screen (screens of FIGS. 5A and 5B) transitioned from (screen of FIG. 4A).

As described above, since the home screen of the second display mode displays the alternative data instead of the generated power of the power generation device 90, the information is compared with the case where nothing is displayed instead of the generated power of the power generation device 90. The amount can be increased. Even when the power generation device 90 is not installed in the consumer facility 10, the amount of information displayed on the home screen can be increased.

Further, in the present embodiment, the generated power data, the used power data, and the purchased power data are displayed on the home screen of the first display mode, but the home screen of the second display mode shows the entire power generation data. Since the power used and the power purchased are the same, the power purchased data is not displayed. In the present embodiment, in addition to the generated power data, the used power data, and the purchased power data, the power selling power data is also displayed on the home screen of the first display mode.

The screen of FIG. 4B is an example of the home screen of the second display mode, and the home screen of the second display mode is not limited to the screen of FIG. 4B. The home screen of the second display mode may be a screen other than FIG. 4B as long as alternative data instead of the generated power data displayed on the home screen of the first display mode and the power consumption data are displayed at least.

(4) Modification Example The information terminal device and information display system according to the modification of the above embodiment are listed below. It should be noted that each configuration of the modification described below can be applied in combination with each configuration described in the above embodiment as appropriate.

The display control unit 32 of the information terminal device 3 may display the electricity charge together when displaying the power data of the amount of power used on the screens of FIGS. 4A to 6C.

The power generation device 90 may be installed outside the building of the consumer facility 10, or may be located at a place away from the building of the consumer facility 10.

In the above embodiment, a plurality of types of power generation devices 90 are installed in the consumer facility 10, and the display unit 34 of the information terminal device 3 displays the generated power or the generated power amount for each of the plurality of power generation devices 90. Although it is displayed, the number of power generation devices 90 may be one.

When only the photovoltaic power generation device 91 is installed in the consumer facility 10, the screen displayed on the display unit 34 corresponds to the fuel cell 94 in the screens shown in FIGS. 4A, 4B, 5A, and 5B. The screen will be such that the object is not displayed.

Further, when only the fuel cell 94 is installed in the consumer facility 10, the generated power generated by the fuel cell 94 is not reverse-flowed to the AC power source 8. Therefore, when the display control unit 32 displays the instantaneous value of the power data on the display unit 34, the solar power generation device 91, the objects C1 and C3 of the power selling power, and the arrows D1 and D2 are eliminated from the screen of FIG. 4A. A screen (see FIG. 6A) is displayed on the display unit 34. When the display control unit 32 displays the daily electric energy on the display unit 34, it seems that the photovoltaic power generation device 91, the power selling power objects C11 and C13, and the arrows D1 and D2 are removed from the screen of FIG. 5A. Screen (see FIG. 6B) is displayed on the display unit 34. When the display control unit 32 displays the monthly electric energy on the display unit 34, it seems that the photovoltaic power generation device 91, the power selling power objects C21 and C23, and the arrows D1 and D2 are eliminated from the screen of FIG. 5B. Screen (see FIG. 6C) is displayed on the display unit 34.

Further, the information display system 1 is not limited to one device, and may be configured by a plurality of devices. That is, as an example of the information display system 1, the information terminal device 3 receives screen data created by another device (for example, a controller of a HEMS (Home Energy Management System) or an external server device) from the other device. It may be displayed on the display unit 34. Further, the functions of the display control unit 32 may be distributed to two or more devices. The display control unit 32 may be provided not in the information terminal device 3 but in a HEMS controller, a server device, or the like. In this case, the HEMS controller or server device may create a screen to be displayed on the information terminal device 3, and the display terminal device 3 may have a browser function for displaying screen data created by another device. Further, the information display system 1 may be realized by a cloud (cloud computing).

Further, when the watt-hour meter 7 having a communication function is connected to the primary side of the main breaker 61 and the watt-hour meter 7 and the communication device 2 can communicate with each other, the watt-hour meter 2 acquires from the watt-hour meter 7. The main power (or the amount of main power) and the power used (or the amount of power used) in each branch circuit 70 may be obtained based on the generated power data.

(5) Summary As described above, the control method of the information terminal device 3 of the first aspect is the control method of the information terminal device 3 having the display unit 34, and the first step and the second step are described. Including. The first step is a step of receiving power data from the measurement system 4 that measures the power data including at least the power usage data related to the power consumption in the consumer facility 10. The second step is a step of displaying the power data on the display unit 34. In the second step, when one or more power generation devices 90 are installed in the consumer facility 10, and the power data includes the power usage data and the power generation data related to the power generated by the power generation device, it is displayed. The display mode of the screen to be displayed on the unit 34 is the first display mode in which the generated power data and the used power data are displayed on the home screen. In the second step, when the power generation device 90 is not installed in the consumer facility 10, the display mode of the screen to be displayed on the display unit 34 is replaced with the generated power data displayed on the home screen of the first display mode. This is the second display mode in which the alternative data and the power consumption data are displayed on the home screen.

As a result, when the power generation device 90 is not installed in the consumer facility 10, alternative data instead of the generated power data displayed on the home screen of the first display mode is displayed on the home screen of the second display mode. To. Therefore, the amount of information displayed on the home screen of the second display mode can be increased as compared with the case where nothing is displayed instead of the generated power data on the home screen of the second display mode.

The control method of the information terminal device 3 of the second aspect determines whether or not the power generation device 90 is installed in the consumer facility 10 based on the setting information received from the measurement system 4 in the first aspect. The third step to be performed may be further included.

As a result, the user of the information terminal device 3 does not need to set whether or not the power generation device 90 is installed in the consumer facility 10, and the information terminal device 3 also receives the setting information received from the measurement system 4. The presence or absence of the power generation device 90 can be determined.

In the control method of the information terminal device 3 of the third aspect, it is preferable that the alternative data is the data displayed on a screen different from the home screen in the first display aspect in the first or second aspect.

As a result, in the home screen of the second display mode, the data (alternative data) and the power consumption data displayed on a screen different from the home screen can be confirmed on one screen in the first display mode.

The control method of the information terminal device 3 of the fourth aspect is, in any one of the first to third aspects, in the second step, on the home screen of the first display aspect, the generated power data and the used power data are displayed. It is preferable that the power purchase power data related to the power purchase power is displayed and the power purchase power data is not displayed on the home screen of the second display mode. Since the generated power data, the used power data, and the purchased power data are displayed on the home screen of the first display mode, it becomes easy to grasp the power balance status. Further, when the power generation device 90 is not installed in the consumer facility 10, the power consumption data and the power purchase power data are the same, so that the display of the power purchase power data may be omitted on the home screen of the second display mode. it can.

The control method of the information terminal device 3 of the fifth aspect is, in any one of the first to fourth aspects, in the second step, the generated power data and the used power data are displayed on the home screen of the first display mode. , The purchased power data related to the purchased power and the sold power data related to the sold power may be displayed. Since the generated power data, the used power data, the purchased power data, and the sold power data are displayed on the home screen of the first display mode, it becomes easy to grasp the balance state of the power. In addition, since the generated power data is displayed on the same screen as the used power data, the purchased power data, and the sold power data, it is easy to check whether or not the generated power of the power generation device covers the power used by the consumer facility. It can be grasped and motivates the power saving action.

The control method of the information terminal device 3 according to the sixth aspect is the method according to any one of the first to fifth aspects, when a plurality of power generation devices 90 are installed in the consumer facility 10 in the second step. On the home screen of one display mode, the generated power data may be displayed for each of the plurality of power generation devices 90. Thereby, the generated power data of each of the plurality of power generation devices 90 can be confirmed based on the home screen of the first display mode.

The control method of the information terminal device 3 of the seventh aspect is the instantaneous value of the generated power data and the used power data on the home screen of the first display mode in the second step in any one of the first to sixth aspects. The fourth step of selecting whether to display the power generation data or the integrated power of the generated power data and the used power data may be further included.

Thereby, on the home screen of the first display mode, it is possible to select whether to display the instantaneous value of the generated power data and the used power data or to display the integrated power of the generated power data and the used power data. Therefore, the user of the information terminal device 3 can switch between the display of the instantaneous value and the display of the integrated power.

Here, in the fourth step, objects (buttons B2 to B4) for selecting whether to display the instantaneous value or the integrated power may be displayed on the home screen of the first display mode.

As a result, by operating the object displayed on the home screen of the first display mode, whether to display the instantaneous value of the generated power data and the used power data or to display the integrated power of the generated power data and the used power data. Can be selected. In addition, an object for shifting the integrated power display period back and forth may be displayed, and by operating the object to change the integrated power display period, it is possible to check the period when the integrated power is high. it can.

In the control method of the information terminal device 3 of the eighth aspect, in the first to seventh aspects, in the second step, the comparison information showing the comparison result between the current power data and the power data in the past predetermined period is provided. It may be displayed on the home screen. Based on the comparison information displayed on the home screen, it is possible to grasp the temporal change of the power data. Therefore, when the current power data increases or decreases as compared with the power data in the past predetermined period, the user of the information terminal device 3 examines the cause of the increase or decrease in the power consumption of the user. It can induce power saving behavior.

Here, it is also preferable that the comparison information is the rate of increase / decrease of the current power data with respect to the power data in the past predetermined period. Based on the rate of increase / decrease displayed on the home screen, you can grasp the change over time in the power data.

The control program of the ninth aspect is a control program for causing a computer to execute the control method of the information terminal device 3 of the first to eighth aspects.

As a result, when the power generation device 90 is not installed in the consumer facility 10, alternative data instead of the generated power data displayed on the home screen of the first display mode is displayed on the home screen of the second display mode. To. Therefore, the amount of information displayed on the home screen of the second display mode can be increased as compared with the case where nothing is displayed instead of the generated power data on the home screen of the second display mode.

The information display system 1 of the tenth aspect includes a communication device 2 installed on a distribution board 6 provided in the consumer facility 10 and an information terminal device 3 for displaying electric power data in the consumer facility 10. The communication device 2 is configured to acquire power data from a measurement system 4 that measures power data including at least power usage data related to power consumption at the consumer facility 10 and output the power data to the information terminal device 3. The information terminal device 3 includes an acquisition unit 31 that receives power data from the communication device 2, a display unit 34, and a display control unit 32 that displays the power data on the display unit 34. In the display control unit 32, when one or more power generation devices 90 are installed in the consumer facility 10, and the power data includes the power usage data and the power generation data related to the power generated by the power generation device 90, the display control unit 32 includes. The display mode of the screen to be displayed on the display unit 34 is the first display mode in which the generated power data and the used power data are displayed on the home screen. When the power generation device 90 is not installed in the consumer facility 10, the display control unit 32 uses the display mode of the screen to be displayed on the display unit 34 instead of the generated power data displayed on the home screen of the first display mode. The second display mode is to display the alternative data and the power consumption data of the above on the home screen.

As a result, when the power generation device 90 is not installed in the consumer facility 10, alternative data instead of the generated power data displayed on the home screen of the first display mode is displayed on the home screen of the second display mode. To. Therefore, the amount of information displayed on the home screen of the second display mode can be increased as compared with the case where nothing is displayed instead of the generated power data on the home screen of the second display mode.

1 Information display system 2 Communication device 3 Information terminal device 4 Measurement system 6 Distribution board 10 Consumer facility 31 Acquisition unit 32 Display control unit 33 Judgment unit 34 Display unit

Claims (7)

A control method for an information terminal device having a display unit.
The first step of receiving the power data from the measurement system that measures the power data including at least the power usage data related to the power consumption in the consumer facility, and
Including a second step of displaying the power data on the display unit.
In the second step,
When one or more power generation devices are installed in the consumer facility and the power data includes the power generation data and the power generation data related to the power generation of the power generation device, the display unit is displayed. The display mode of the screen to be displayed is the first display mode in which the generated power data and the used power data are displayed on the home screen.
When the power generation device to the customer facility is not installed, the display mode of the screen to be displayed on the display unit, instead of the alternative data of the generated power data displayed on the home screen of the first display form , And the second display mode for displaying the power consumption data on the home screen .
The alternative data is data displayed on a screen different from the home screen in the first display mode.
A method of controlling an information terminal device, characterized in that. A control method for an information terminal device having a display unit.
The first step of receiving the power data from the measurement system that measures the power data including at least the power usage data related to the power consumption in the consumer facility, and
Including a second step of displaying the power data on the display unit.
In the second step,
When one or more power generation devices are installed in the consumer facility and the power data includes the power generation data and the power generation data related to the power generation of the power generation device, the display unit is displayed. The display mode of the screen to be displayed is the first display mode in which the generated power data and the used power data are displayed on the home screen.
When the power generation device is not installed in the customer facility, the display mode of the screen displayed on the display unit is an alternative data instead of the generated power data displayed on the home screen of the first display mode. And the second display mode in which the power consumption data is displayed on the home screen.
In the second step,
On the home screen of the first display mode, the generated power data, the used power data, and the purchased power data related to the purchased power are displayed.
The power purchase power data is not displayed on the home screen of the second display mode.
A method of controlling an information terminal device, characterized in that. In the second step,
When a plurality of the power generation devices are installed in the customer facility, the generated power data for each of the plurality of power generation devices is displayed on the home screen of the first display mode.
The control method for an information terminal device according to claim 1 or 2, wherein the information terminal device is characterized. In the second step, the comparison information showing the comparison result between the current power data and the power data in the past predetermined period is displayed on the home screen.
The control method for an information terminal device according to any one of claims 1 to 3, wherein the information terminal device is characterized. To make a computer execute the control method of the information terminal device according to any one of claims 1 to 4.
Control program. It is equipped with a communication device installed on a distribution board provided in a consumer facility and an information terminal device for displaying electric power data in the consumer facility.
The communication device is configured to acquire the power data from a measurement system that measures power data including at least power usage data related to the power used in the consumer facility and output the power data to the information terminal device.
The information terminal device includes an acquisition unit that receives the power data from the communication device, a display unit, and a display control unit that displays the power data on the display unit.
In the display control unit, when one or more power generation devices are installed in the consumer facility, and the power data includes the power usage data and the power generation data relating to the power generated by the power generation device. Set the display mode of the screen to be displayed on the display unit as the first display mode for displaying the generated power data and the used power data on the home screen.
When the power generation device is not installed in the customer facility, the display control unit displays the display mode of the screen to be displayed on the display unit as the generated power data displayed on the home screen of the first display mode. The second display mode is to display the alternative data instead of the above and the power consumption data on the home screen.
The alternative data is data displayed on a screen different from the home screen in the first display mode.
An information display system characterized by this. It is equipped with a communication device installed on a distribution board provided in a consumer facility and an information terminal device for displaying electric power data in the consumer facility.
The communication device is configured to acquire the power data from a measurement system that measures power data including at least power usage data related to the power used in the consumer facility and output the power data to the information terminal device.
The information terminal device includes an acquisition unit that receives the power data from the communication device, a display unit, and a display control unit that displays the power data on the display unit.
In the display control unit, when one or more power generation devices are installed in the consumer facility, and the power data includes the power usage data and the power generation data relating to the power generated by the power generation device. Set the display mode of the screen to be displayed on the display unit as the first display mode for displaying the generated power data and the used power data on the home screen.
When the power generation device is not installed in the customer facility, the display control unit displays the display mode of the screen to be displayed on the display unit as the generated power data displayed on the home screen of the first display mode. The second display mode is to display the alternative data instead of the above and the power consumption data on the home screen.
The display control unit
On the home screen of the first display mode, the generated power data, the used power data, and the purchased power data related to the purchased power are displayed.
The power purchase power data is not displayed on the home screen of the second display mode.
An information display system characterized by this.

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