Voltage monitoring system, voltage monitoring device, and method of setting information
View Patent ↗A voltage monitoring system includes a plurality of voltage monitoring devices connected to each other in series for monitoring a voltage of each of battery units obtained by dividing per specific number a plurality of batteries connected in series. Each of the voltage monitoring devices includes a reception unit for receiving specific information transmitted from a former stage; a storage unit for storing the specific information received with the reception unit as self specific information; and a transmission unit for adding predetermined information to the specific information received with the reception unit, and for transmitting the specific information to a later stage as later stage specific information.
1. A voltage monitoring system comprising:
a plurality of voltage monitoring devices connected to each other in series for monitoring a voltage of each of a plurality of battery units, wherein each of said voltage monitoring devices comprises:
a reception unit for receiving specific information transmitted from a former stage;
a storage unit for storing the specific information as self specific information; and
a transmission unit for adding predetermined information to the specific information, and for transmitting the specific information to a later stage as later stage specific information, or
each of said voltage monitoring devices comprises:
a reception unit for receiving specific information transmitted from a former stage;
a generation unit for adding predetermined information to the specific information to generate self specific information;
a storage unit for storing the self specific information; and
a transmission unit for transmitting the self specific information to a later stage.
2. The voltage monitoring system according to claim 1 , wherein said reception unit and said transmission unit are formed of a communication terminal for communicating with an external device.
3. The voltage monitoring system according to claim 1 , wherein said transmission unit is arranged to add a predetermined value as the predetermined information to the specific information.
4. The voltage monitoring system according to claim 3 , wherein said transmission unit is arranged to add one as the predetermined value to the specific information.
5. The voltage monitoring system according to claim 1 , further comprising a main device connected in series to the voltage monitoring device at a most front stage for communicating with the voltage monitoring devices.
6. The voltage monitoring system according to claim 5 , wherein said main device is arranged to acquire voltage information indicating the voltage from each of the voltage monitoring devices.
7. A voltage monitoring device arranged to function as each of the voltage monitoring devices in the voltage monitoring system according to claim 1 .
8. A method for setting specific information relative to each of a plurality of voltage monitoring devices of a voltage monitoring system, in which the voltage monitoring devices are connected to each other in series for monitoring a voltage of each of a plurality of battery units, comprising:
a reception step of receiving the specific information transmitted from a former stage with a reception unit disposed in each of the voltage monitoring devices;
a storage step of storing the specific information as self specific information in a storage unit disposed in each of the voltage monitoring devices; and
a transmission step of adding predetermined information to the specific information and transmitting the specific information to a later stage as later stage specific information with a transmission unit disposed in each of the voltage monitoring devices, or
a reception step of receiving the specific information transmitted from a former stage with a reception unit disposed in each of the voltage monitoring devices;
a generation step of adding predetermined information to the specific information to generate self specific information with a generation unit disposed in each of the voltage monitoring devices;
a storage step of the self specific information in a storage unit disposed in each of the voltage monitoring devices; and
a transmission step of transmitting the self specific information to a later stage with a transmission unit disposed in each of the voltage monitoring devices.
9. A voltage monitoring system comprising:
a plurality of voltage monitoring devices connected to each other in series for monitoring a voltage of each of a plurality of battery units connected to each other in series; and
a main device connected in series to one of the voltage monitoring devices at a most front stage so that the main device is configured to output address information to the one of the voltage monitoring devices,
wherein each of said voltage monitoring devices includes an address generation unit, and
said address generation unit is arranged to set the address information as self specific information, and add specific information to the address information to be output to a later stage, or
said address generation unit is arranged to add specific information to the address information to be set as self specific information, and add the specific information to the address information to be output to a later stage.
10. The voltage monitoring system according to claim 9 , wherein said address generation unit is arranged to add one as the specific information to an address of the address information.
11. The voltage monitoring system according to claim 9 , wherein each of said voltage monitoring devices includes a control unit for controlling an operation of each of the voltage monitoring devices and a selection unit for selecting one of an output from the control unit and an output from the address generation unit to be output to the later stage.
12. The voltage monitoring system according to claim 11 , wherein, said selection unit is arranged to output the one of the output from the control unit and the output from the address generation unit through a same terminal thereof.
13. The voltage monitoring system according to claim 11 , wherein said address generation unit is arranged to output a selection signal, and
said selection unit is arranged to select the one of the output from the control unit and the output from the address generation unit according to the selection signal.
14. The voltage monitoring system according to claim 13 , wherein said address generation unit includes a selection signal output period setting unit for setting an output period of the selection signal.
15. The voltage monitoring system according to claim 14 , wherein said selection signal output period setting unit is arranged to set the output period that starts with a start signal output from the control unit.
16. The voltage monitoring system according to claim 11 , wherein said address generation unit includes a delay unit for delaying the selection signal from inputting to the selection unit.
17. A voltage monitoring device connected to each other in series for monitoring a voltage of each of a plurality of battery units connected to each other in series per a predetermined number of the battery units, comprising:
an address generation unit arranged to set the address information as self specific information, and add specific information to the address information to be output to a later stage, or
arranged to add specific information to the address information to be set as self specific information, and add the specific information to the address information to be output to a later stage.
18. The voltage monitoring device according to claim 17 , wherein said address generation unit is arranged to add one as the specific information to an address of the address information.
19. The voltage monitoring device according to claim 17 , wherein each of said voltage monitoring devices includes a control unit for controlling an operation of each of the voltage monitoring devices and a selection unit for selecting one of an output from the control unit and an output from the address generation unit to be output to the later stage.
20. The voltage monitoring device according to claim 19 , wherein said selection unit is arranged to output the one of the output from the control unit and the output from the address generation unit through a same terminal thereof.
21. The voltage monitoring device according to claim 19 , wherein said address generation unit is arranged to output a selection signal, and
said selection unit is arranged to select the one of the output from the control unit and the output from the address generation unit according to the selection signal.
22. The voltage monitoring device according to claim 21 , wherein said address generation unit includes a selection signal output period setting unit for setting an output period of the selection signal.
23. The voltage monitoring device according to claim 22 , wherein said selection signal output period setting unit is arranged to set the output period that starts with a start signal output from the control unit.
24. The voltage monitoring device according to claim 19 , wherein said address generation unit includes a delay unit for delaying the selection signal from inputting to the selection unit.