Management device, energy storage system, and method for constructing energy storage system
A management device includes: a first communication unit that receives state data of an energy storage device; a second communication unit that receives identification data transmitted from a host device; an external terminal to which a switch is connected and which receives an input from the switch; a state detection unit that detects a state of the switch via the external terminal; and a processing unit that stores the identification data in a storage unit when the second communication unit receives the identification data and the state detection unit detects that the switch is in a specific state, in which the state data received by the first communication unit is transmitted to the host device or another device in association with the identification data stored in the storage unit.
1 . An energy storage system comprising:
an energy storage device configured by connecting a plurality of banks in parallel, each bank including a plurality of energy storage cells connected in series;
a plurality of management devices that are provided for the plurality of banks and receive state data, respectively; and
a host device connected to the plurality of management devices via a communication bus,
wherein the host device sequentially sends identification data to the communication bus and outputs to a display the identification data being sent or a message to an operator, and
each of the management devices include a state detection unit that detects a state of a switch connected via an external terminal of each of the management devices, and
stores the identification data in a storage unit of each of the management devices when the management device receives identification data sent from the host device to the communication bus and the state detection unit detects that the switch is in a specific state.
2 . The energy storage system according to claim 1 , wherein
the management device transmits a confirmation notification to the host device when storing the identification data in the storage unit, and
the host device transmits next identification data after receiving the confirmation notification from the management device.
3 . The energy storage system according to claim 1 , wherein the host device includes a communication unit that communicates with and connects to a terminal device of an operator comprising the display and an input interface, and receives an instruction to start sending the identification data by the communication unit.
4 . The energy storage system according to claim 1 , wherein the host device receives input or selection of identification data of a domain configured by connecting the plurality of banks in parallel, and stores identification data of the domain.
5 . The energy storage system according to claim 1 , wherein a plurality of the switches are provided for the plurality of management devices, respectively, and
each of the switches is physically operable by an operator assigning the identification data to the plurality of management devices.
6 . The energy storage system according to claim 1 , wherein the host device outputs to the display a message notifying a start of assigning the identification data to the plurality of management devices.
7 . The energy storage system according to claim 1 , further comprising a communication device that is connected to the host device,
wherein the host device wirelessly outputs, via the communication device, to a terminal device of an operator comprising the display the identification data being sent or the message to the operator.
8 . A method for constructing an energy storage system, comprising:
connecting a plurality of management devices that receive state data to a plurality of banks of an energy storage device;
connecting a host device to the plurality of management devices via a communication bus;
causing the host device to start processing of sequentially sending identification data to the communication bus and to output to a display the identification data being sent or a message to an operator;
causing a switch connected to an external terminal of each of the management devices to transition to a specific state in order of an installation position of the bank; and
causing the management device to store identification data in order of the installation position.
9 . The method according to claim 8 , wherein the host device is caused to output to the display a message notifying a start of assigning the identification data to the plurality of management devices.
10 . An energy storage system comprising:
an energy storage device configured by connecting a plurality of banks in parallel, each bank including a plurality of energy storage cells connected in series;
a plurality of management devices that are provided for the plurality of banks and receive state data, respectively; and
a host device connected to the plurality of management devices-via a communication bus,
wherein the host device sequentially sends identification data to the communication bus and outputs to a display the identification data being sent or a message to an operator, and
each of the management devices include a state detection unit that detects a state of a switch connected via an external terminal of each of the management devices,
stores the identification data in a storage unit of each of the management devices when the management device receives identification data sent from the host device to the communication bus and the state detection unit detects that the switch is in a specific state,
transmits a confirmation notification to the host device when storing the identification data in the storage unit, and
the host device sends next identification data to the communication bus after receiving the confirmation notification from the management device and outputs to the display the next identification data being sent.