Gas filling device, gas filling system, gas filling method and moving device
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B65B-001/30
B65B-031/00
출원번호
US-0502642
(2009-10-19)
등록번호
US-8522834
(2013-09-03)
국제출원번호
PCT/JP2009/005435
(2009-10-19)
§371/§102 date
20120418
(20120418)
국제공개번호
WO2011/048621
(2011-04-28)
발명자
/ 주소
Okawachi, Eiji
출원인 / 주소
Toyota Jidosha Kabushiki Kaisha
대리인 / 주소
Kenyon & Kenyon LLP
인용정보
피인용 횟수 :
1인용 특허 :
6
초록▼
A gas filling device comprises a gas supplier configured to supply the gas to gas filler passages and a controller configured to separately open and close each of the valves provided in the respective gas filler passages, so as to control a gas flow supplied from the gas supplier, wherein the contro
A gas filling device comprises a gas supplier configured to supply the gas to gas filler passages and a controller configured to separately open and close each of the valves provided in the respective gas filler passages, so as to control a gas flow supplied from the gas supplier, wherein the controller comprises a heat dissipation information acquirer configured to obtain heat dissipation information regarding heat dissipation capacity of each of the plurality of tanks and an in-tank information acquirer configured to obtain information regarding at least one of temperature and pressure in each of the plurality of tanks, and the controller is characterized to cause opening and closing the valves to allow communication between the separate gas filler passages, based on the heat dissipation information obtained by the heat dissipation information acquirer and the information in the tank obtained by the in-tank information acquirer.
대표청구항▼
1. A gas filling device configured to fill a gas into a plurality of tanks provided to store the gas through separate gas filler passages with respective valves, the gas filling device comprising: a gas supplier configured to supply the gas to the gas filler passages; anda controller configured to s
1. A gas filling device configured to fill a gas into a plurality of tanks provided to store the gas through separate gas filler passages with respective valves, the gas filling device comprising: a gas supplier configured to supply the gas to the gas filler passages; anda controller configured to separately open and close each of the valves provided in the respective gas filler passages, so as to control gas flows supplied from the gas supplier,wherein the controller comprises: a heat dissipation information acquirer configured to obtain heat dissipation information regarding heat dissipation capacity of each of the plurality of tanks; andan in-tank information acquirer configured to obtain information regarding at least one of temperature and pressure in each of the plurality of tanks, andwherein the controller causes opening and closing of the valves to sequentially fill the gas into the plurality of tanks one by one, and then to allow communication between the separate gas filler passages after the plurality of tanks are filled with the gas, based on the heat dissipation information obtained by the heat dissipation information acquirer and the information in the tank obtained by the in-tank information acquirer. 2. The gas filling device according to claim 1, wherein after the gas is supplied through the separate gas filler passages to be filled into the plurality of tanks, the heat dissipation information acquirer of the controller calculates and obtains heat dissipation information with respect to each of the plurality of tanks, based on the information obtained by the in-tank information acquirer. 3. The gas filling device according to claim 1, wherein the controller is configured to perform a first gas filling process comprising the steps of:(a) filling the gas into a first tank of higher heat dissipation capacity of the plurality of tanks, based on the heat dissipation information;(b) stopping the gas filling into the first tank, and filling the gas into a second tank of lower heat dissipation capacity; and(c) stopping the gas filling into the second tank, and allowing communication between the first tank and the second tank. 4. The gas filling device according to claim 3, wherein the first gas filling process performed by the controller further comprises the step of:(d) filling the gas into the first tank and the second tank, after the step (c). 5. The gas filling device according to claim 3, wherein the controller stops the gas filling into the first tank when either gas temperature or gas pressure in the first tank reaches a preset value in the step (b). 6. The gas filling device according to claim 3, wherein the controller stops the gas filling into the second tank when either gas temperature or gas pressure in the second tank reaches a preset value in the step (c). 7. The gas filling device according to claim 3, wherein the controller is further configured to perform a second gas filling process of simultaneously filling the gas into the first tank and the second tank, andthe controller selectively performs either the first gas filling process or the second gas filling process, based on the information in the tank prior to gas filling, which is obtained by the in-tank information acquirer. 8. The gas filling device according to claim 7, wherein the controller performs the second gas filling process when pressures in the first tank and in the second tank prior to the gas filling are not greater than a preset pressure level which is determined according to temperatures in the first tank and in the second tank. 9. A gas filling system configured to supply a gas from a gas filling device to a moving device, the gas filling system comprising the moving device and the gas filling device,the moving device comprising: a plurality of tanks configured to store the supplied gas;separate gas filler passages connected with the plurality of tanks; andvalves provided in the separate gas filler passages, whereinthe gas filling device comprises a gas supplier configured to supply the gas to the gas filler passages,at least one of the moving device and the gas filling device comprises a controller configured to separately open and close each of the valves, so as to control a gas flow supplied from the gas supplier to corresponding one of the gas filler passages, whereinthe controller comprises: a heat dissipation information acquirer configured to obtain heat dissipation information regarding heat dissipation capacity of each of the plurality of tanks; andan in-tank information acquirer configured to obtain information regarding at least one of temperature and pressure in each of the plurality of tanks, andthe controller causes opening and closing of the valves to sequentially fill the gas into the plurality of tanks and, after gas filling into the plurality of tanks, to allow communication between the separate gas filler passages, based on the heat dissipation information obtained by the heat dissipation information acquirer and the information in the tank obtained by the in-tank information acquirer. 10. The gas filling system according to claim 9, wherein the controller is configured to perform a first gas filling process comprising the steps of:(a) filling the gas into a first tank of higher heat dissipation capacity of the plurality of tanks, based on the heat dissipation information;(b) stopping the gas filling into the first tank, and filling the gas into a second tank of lower heat dissipation capacity; and(c) stopping the gas filling into the second tank, and allowing communication between the first tank and the second tank. 11. A gas filling method of filling a gas through separate gas filler passages to a plurality of tanks provided to store the gas, the gas filling method comprising:(a) obtaining heat dissipation information regarding heat dissipation capacity of each of the plurality of tanks;(b) separately opening and closing each of valves provided in the respective gas filler passages, so as to control a gas flow supplied from the gas supplier;(c) obtaining information regarding at least one of temperature and pressure in each of the plurality of tanks; and(d) opening and closing each of the valves to sequentially fill the gas into the plurality of tanks and, after gas filling into the plurality of tanks, to allow communication between the separate gas filler passages, based on the heat dissipation information obtained by the step (a) and the information in the tank obtained by the step c). 12. The gas filling method according to claim 11, wherein the step (d) comprises:(d-1) filling the gas into a first tank of higher heat dissipation capacity of the plurality of tanks using a first gas filler passage, based on the heat dissipation information;(d-2) stopping the gas filling into the first tank, and filling the gas into a second tank of lower heat dissipation capacity using a second gas filler passage; and(d-3) stopping the gas filling into the first tank and the second tank, and connecting the first gas filler passage with the second gas filler passage to allow communication between the first tank and the second tank. 13. A moving device, comprising: a plurality of tanks provided to store a gas supplied;a plurality of sensors, each being configured to measure at least one of gas temperature and gas pressure in each of the plurality of tanks;separate gas filler passages connected with the plurality of tanks;valves provided in the separate gas filler passages; anda controller configured to separately open and close each of the valves, so as to control a gas flow supplied from a gas supplier, whereinthe controller comprises: a heat dissipation information acquirer configured to obtain heat dissipation information regarding heat dissipation capacity of each of the plurality of tanks; andan in-tank information acquirer configured to obtain information regarding at least one of temperature and pressure in each of the plurality of tanks, andthe controller causes opening and closing of the valves to sequentially fill the gas into the plurality of tanks and, after gas filling into the plurality of tanks, to allow communication between the separate gas filler passages, based on the heat dissipation information obtained by the heat dissipation information acquirer and the information in the tank obtained by the in-tank information acquirer. 14. The moving device according to claim 13, wherein the controller is configured to perform a gas filling process comprising:(a) filling the gas into a first tank of higher heat dissipation capacity of the plurality of tanks, based on the heat dissipation information;(b) stopping the gas filling into the first tank, and filling the gas into a second tank of lower heat dissipation capacity; and(c) stopping the gas filling into the second tank, while allowing communication between the first tank and the second tank. 15. The moving device according to claim 14, wherein the plurality of tanks are at least three tanks and include at least two first tanks, andthe controller sequentially selects one of the at least two first tanks to fill the gas into the selected first tank in the step (a) in each cycle of the first filling process, and fills the gas into a remaining non-selected first tank and the second tank in the step (b). 16. The moving device according to claim 14, wherein the second tank is lighter in weight than the first tank.
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