公开(公告)号：EP1714343A1

公开(公告)日：2006-10-25

申请号：EP03781063.7

申请日：2003-12-30

申请人： LG ELECTRONICS INC.

发明人： CHO, Tae-Hee ,  PARK, Myung-Seok ,  CHOI, Hong ,  LEE, Myeong-Ho, ,  KIM Kyu-Jung ,  KIM, Cheol-Hwan ,  HWANG, Yong-Jun, LG Electronics Dormitory H-324 ,  KO, Seung-Tae ,  HEO, Seong-Geun, Namseong Hanvit Apt. 102-905

IPC分类号： H01M8/04

CPC分类号： H01M8/0687 ,  H01M8/04022 ,  H01M8/04097

摘要： Disclosed are a fuel cell system and a control method thereof. The fuel cell system comprises: a main fuel cell stack (6) that an anode (2) and a cathode (4) are arranged in a state that an electrolyte membrane is interposed therebetween; a fuel supplying unit connected with the anode of the main fuel cell stack (6) by a fuel supplying line (16) for supplying hydrogen-including fuel to the anode; an air supplying unit (10) connected to the cathode of the main fuel cell (6) stack by an air supplying line (20) for supplying oxygen-including air to the cathode (4); and a sub fuel cell stack (14) for using hydrogen generated at the anode (2) during reaction as fuel. According to this, energy efficiency of a fuel cell can be increased and danger due to exhaustion of hydrogen generated at the fuel cell stack (6) can be decreased.

摘要翻译： 公开了一种燃料电池系统及其控制方法。 该燃料电池系统包括：主电池堆（6），阳极（2）和阴极（4）以夹着电解质膜的状态配置; 燃料供应单元，其通过燃料供应管线（16）与主燃料电池堆（6）的阳极连接，用于向阳极供应含氢燃料; 通过空气供应管线（20）连接到主燃料电池（6）的阴极的空气供应单元（10），用于向阴极（4）供应含氧空气; 以及用于使用在反应过程中在阳极（2）处产生的氢作为燃料的副燃料电池堆（14）。 据此，可以增加燃料电池的能量效率并且可以减少由于在燃料电池堆（6）处产生的氢的耗尽而导致的危险。

公开(公告)号：EP1779453A1

公开(公告)日：2007-05-02

申请号：EP04774328.1

申请日：2004-08-17

申请人： LG Electronics, Inc.

发明人： PARK, Myung-Seok ,  KIM, Kyu-Jung, Hyundaitown-House Na-101 ,  LEE, Myeong-Ho, Cheonggu Apt. 104-1401 ,  KIM, Cheol-Hwan, Booyoung Apt. 1205-703 ,  HWANG, Yong-Jun, LG Electronics Dormitory H-324 ,  KO, Seung-Tae ,  HEO, Seong-Geun, Namsung Hanvit Apt. 102-905 ,  CHO, Tae-Hee, Seongwon Apt. 307-303

IPC分类号： H01M8/04

CPC分类号： H01M8/249 ,  H01M8/04097 ,  H01M8/04126 ,  H01M8/04164 ,  H01M8/04552 ,  H01M8/04619 ,  H01M8/04626 ,  H01M8/0494 ,  H01M8/04947 ,  H01M8/0687 ,  H01M16/003 ,  Y02P90/40

摘要： A fuel cell system comprises: a DBFC for generating a power by receiving a fuel; a PEMFC for generating a power by receiving hydrogen, a byproduct generated at an anode of the DBFC after a reaction, as a fuel; a supplementary power partially charged by a power generated at the DBFC and the PEMFC and discharging the charged power; a load sensing unit for sensing a load connected to the DBFC, the PEMFC, and the supplementary power; and a control unit for controlling a power of the DBFC, the PEMFC, and the supplementary power according to a load sensed by the load sensing unit and thereby selectively supplying to the load. According to this, hydrogen generated at the DBFC is recycled, and a load amount is sensed thus to stably correspond to a load variation, thereby maximizing a fuel usage efficiency and stably driving the system.

摘要翻译： 一种燃料电池系统包括：DBFC，用于通过接收燃料来产生电力; 通过接收反应后在DBFC阳极产生的副产物氢气作为燃料来产生功率的PEMFC作为燃料; 通过在DBFC和PEMFC处产生的电力部分充电的辅助电力，并且释放充电的电力; 负载感测单元，用于感测连接到DBFC，PEMFC和补充电力的负载; 以及控制单元，用于根据由所述负载感测单元感测的负载来控制所述DBFC，所述PEMFC和所述补充电力的功率，从而选择性地向所述负载供电。 据此，在DBFC中产生的氢被再循环，并且感测到负载量从而稳定地对应于负载变化，由此使燃料使用效率最大化并稳定地驱动系统。

公开(公告)号：EP1779452A1

公开(公告)日：2007-05-02

申请号：EP04774327.3

申请日：2004-08-17

申请人： LG Electronics, Inc.

发明人： PARK, Myung-Seok ,  CHOI, Hong, Seongwon Apt. 308-2204 ,  KIM, Kyu-Jung, Hyundaitown-House Na-101, 236 ,  LEE, Myeong-Ho, Cheonggu Apt. 104-1401 ,  KIM, Cheol-Hwan, Booyoung Apt. 1205-703 ,  HWANG, Yong-Jun, LG Electronics Dormitory H-324 ,  KO, Seung-Tae ,  HEO, Seong-Geun, Namsung Hanvit Apt. 102-905 ,  CHO, Tae-Hee, Seongwon Apt. 307-303

IPC分类号： H01M8/04

CPC分类号： H01M8/065 ,  H01M8/04089 ,  H01M8/083

摘要： A fuel cell system comprises: a fuel storage means (100) for storing a fuel; a DBFC (200); a fuel circulation supply means (300) for circulation-supplying a fuel to an anode of the DBFC from the fuel storage means (100); a PEMFC (400) for receiving hydrogen generated from the anode of the DBFC as a fuel; a hydrogen control means (500) for controlling hydrogen generated from the anode of the DBFC in correspondence to an amount required by the PEMFC and thereby supplying the hydrogen to the PEMFC (400); and an air supply means (600) for supplying air to a cathode of the DBFC and a cathode of the PEMFC.

摘要翻译： 一种燃料电池系统包括：用于存储燃料的燃料存储装置（100） 一个DBFC（200）; 燃料循环供应装置（300），用于从燃料存储装置（100）向DBFC的阳极循环供应燃料; PEMFC（400），用于接收从DBFC的阳极产生的氢作为燃料; 氢控制装置（500），用于根据PEMFC所需的量控制从DBFC的阳极产生的氢，并由此将氢供应到PEMFC（400）; 以及用于将空气供应到DBFC的阴极和PEMFC的阴极的空气供应装置（600）。

公开(公告)号：EP1704612A1

公开(公告)日：2006-09-27

申请号：EP03819114.4

申请日：2003-12-12

申请人： LG ELECTRONICS INC.

发明人： CHO, Tae-Hee ,  PARK, Myung-Seok ,  CHOI, Hong ,  KIM, Kyu-Jung, Hyundaitown-House Na-101 ,  LEE, Myeong-Ho, Cheonggu Apt. 104-1401 ,  KIM, Cheol-Hwan ,  HWANG, Yong-Jun, LG Electronics Dormitory H-324 ,  KO, Seung-Tae ,  HEO, Seong-Geun, Namseong Hanvit Apt. 102-905

IPC分类号： H01M8/04

CPC分类号： H01M8/04302 ,  H01M8/04007 ,  H01M8/04223 ,  H01M8/04225 ,  H01M8/04228 ,  H01M8/04303

摘要： Disclosed is a fuel cell system comprising: a fuel tank connected to a anode of a fuel cell stack for supplying hydrogen-including fuel to the anode; an air supplying unit connected to a cathode of the fuel cell stack for supplying oxygen-including air to the cathode; a heating unit for heating air and fuel supplied to the fuel cell stack; and a purge unit for returning fuel remaining at each system to the fuel tank when a system driving is stopped. According to this, a temperature of the fuel cell stack can reach a goal temperature within the shortest time by heating fuel at the time of driving a system, and fuel remaining at the fuel cell stack and each system is returned to the fuel tank when the system driving is stopped, thereby increasing a performance of the fuel cell system.

公开(公告)号：EP1704613A1

公开(公告)日：2006-09-27

申请号：EP03819115.1

申请日：2003-12-12

申请人： LG ELECTRONICS INC.

发明人： CHO, Tae-Hee ,  PARK, Myung-Seok ,  CHOI, Hong ,  KIM, Kyu-Jung, Hyundaitown-House ,  LEE, Myeong-Ho, Cheonggu Apt. 104-1401 ,  KIM, Cheol-Hwan ,  HWANG, Yong-Jun, LG Electronics Dormitory H-324 ,  KO, Seung-Tae ,  HEO, Seong-Geun, Namseong Hanvit Apt. 102-905

IPC分类号： H01M8/04

CPC分类号： H01M8/0258 ,  H01M8/0247 ,  H01M8/0265

摘要： In a bipolar plate of a fuel cell including a plate (160) having a certain area and thickness; inflow and outflow buffer grooves (161, 162) respectively formed at both sides of the plate so as to have a certain area and depth; plural channels (163) for connecting the inflow buffer groove (161) and the outflow buffer groove (162) plural buffer protrusions (164) formed in the inflow and outflow buffer grooves (161, 162) so as to have a certain height; an inflow path (165) formed on the plate (160) so as to be connected to the inflow buffer groove (161); and an outflow path (166) formed on the plate (160) so as to be connected to the outflow buffer groove (162), it is possible to uniformize flux distribution and reduce flow resistance of fuel and air respectively flowing into a fuel electrode and an air electrode of a fuel cell.

摘要翻译： 在包括具有一定面积和厚度的板的燃料电池的双极板中; 分别形成在板的两侧的流入和流出缓冲槽以具有一定的面积​​和深度; 用于连接流入缓冲槽和流出缓冲槽的多个通道; 多个缓冲突起形成在流入和流出缓冲槽中以具有一定的高度; 流入路径，形成在板上，以连接到流入缓冲槽; 以及形成在板上以与流出缓冲槽连接的流出路径，可以均匀化通量分布，并且降低分别流入燃料电池的燃料电极和空气电极的燃料和空气的流动阻力。

公开(公告)号：EP1704611A1

公开(公告)日：2006-09-27

申请号：EP03777428.8

申请日：2003-12-12

申请人： LG ELECTRONICS INC.

发明人： CHO, Tae-Hee ,  PARK, Myung-Seok, Wooseong Apt. 107-103 ,  CHOI, Hong, Seongwon Apt. 308-2204 ,  KIM, Kyu-Jung, Hyundaitown-House Na-101 ,  LEE, Myeong-Ho, Cheonggu Apt. 104-1401 ,  KIM, Cheol-Hwan, Booyoung Apt. 1205-703 ,  HWANG, Yong-Jun, LG Electronics Dormitory H-324 ,  KO, Seung-Tae ,  HEO, Seong-Geun, Namseong Hanvit Apt.

IPC分类号： H01M8/04

CPC分类号： H01M8/04089 ,  H01M8/2415 ,  H01M8/2484

摘要： In a structure for reducing internal circuit of a fuel cell including adjacently stacked unit cells; a fuel side distributing means for connecting each fuel side inflow path of the unit cells and insulating them; and an air side distributing means for connecting each air side inflow path of the unit cells, electric connection among the stacked plural unit cells by fuel as an electrolyte solution and electric leakage by additional parts can be minimized.