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Title:
HYDROGEN SUPPLYING STATION AND HYDROGEN FILLING METHOD
Document Type and Number:
Japanese Patent JP2005069333
Kind Code:
A
Abstract:

To provide a hydrogen supplying station and a hydrogen filling method capable of inhibiting the heating phenomenon in an on-vehicle tank occurring in filling hydrogen, improving the energy efficiency utilizing hydrogen, and filling hydrogen in a short time in accordance with a desired charging condition.

A control device 6 of this hydrogen supplying station 1 switches a used storage tank 21 to that having a pressure stage Pt one level higher, when a filling speed V obtained by a supply flow rate detecting means 33 becomes smaller than a specific standard speed V. The control device 6 stops the filling of hydrogen when a pressure Pv obtained by a pressure detecting means 31 reaches a filling target pressure Pm' calculated on the basis of a maximum used pressure Pm, in a case when the filling condition is a filling-up condition, and stops the filling of hydrogen when an integrated quantity Q obtained by integrating the filling speed V by the supply flow rate detecting means 33 reaches a specified filling quantity Qs.


Inventors:
AOKI HIROSHI
SHIMAZU TAKASHI
MITSUI HIROYUKI
Application Number:
JP2003298956A
Publication Date:
March 17, 2005
Filing Date:
August 22, 2003
Export Citation:
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Assignee:
TOYOTA CENTRAL RES & DEV
International Classes:
F17C5/06; H01M8/06; (IPC1-7): F17C5/06
Domestic Patent References:
JP2001295994A2001-10-26
JP2002181296A2002-06-26
JPH03212399A1991-09-17
Attorney, Agent or Firm:
Yoshiyasu Takahashi
Tamiwa Iwakura