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Применить Всего найдено 11. Отображено 11.
26-06-2018 дата публикации

연료 전지 시스템 및 그 운전 방법

Номер: KR0101855268B1
Автор: 이상현, 권준택, 김민석, 전희권
Принадлежит: 에스퓨얼셀(주)

... 연료 전지 시스템의 출력 전환 방법 및 장치가 개시된다. 연료 전지 시스템의 출력 전환 방법은 상용 계통으로의 전력의 공급 여부가 결정되는 단계, 상용 계통으로의 전력의 공급 여부에 따라 복수의 스위치의 on/off를 설정하는 단계, 상용 계통으로의 전력의 공급 여부에 따라 BOP(balance of plant)와 부하로의 전력 공급을 결정하는 단계와 상용 계통으로의 전력의 공급 여부에 따라 인버터의 동작 모드를 결정하는 단계를 포함할 수 있다.

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Номер записи: 1
13-10-2017 дата публикации

FUEL CELL SYSTEM AND OPERATING METHOD THEREOF

Номер: KR1020170113753A
Автор: LEE, SANG HYUN, KWON, JUN TAEK, KIM, MIN SEOK, JUN, HEE KWON
Принадлежит:

Disclosed are a method and a device for converting output of a fuel cell system. The method for converting output of a fuel cell system comprises the following steps: determining whether power is supplied or not to a common system; setting on/off of a plurality of switches according to supply of power to the common system; determining whether power is supplied or not to balance of plant (BOP) and load according to supply of power to the common system; and determining an operation mode of an inverter according to supply of power to the common system. COPYRIGHT KIPO 2017 (AA) Immediate operation & independent power process (B1,B2) Valve D, E = ON (C1,C2) Stack air blower = ON (S800) Supply System power? (S810) Switch A, B, C = ON (S815) Switch A, B = ON (S820) Battery → fuel cell BOP power & load power (emergency & general) supply (S825) Battery → fuel cell BOP power & load power (emergency) supply (S840) Stack operation, inverter = grid connection, load power supply (emergency & general) ...

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Номер записи: 2
27-02-2020 дата публикации

NEW RENEWABLE ENERGY HYBRID POWER-GENERATION SYSTEM AND POWER-GENERATION METHOD THEREFOR

Номер: WO2020040350A1
Автор: LEE, Sang Hyun, KIM, Min Seok, JUN, Hee Kwon
Принадлежит:

The present invention relates to a new renewable energy hybrid power-generation system and a power-generation method therefor. The power-generation system comprises a renewable-energy power generator (RG), a fuel cell system (FC), and a battery energy storage system (BESS). Therefore, the power-generation system can reduce facility cost required to increase capacity of an energy storage system, can immediately respond to an instantaneous load change, and has excellent effects of: improving a slow power-generation speed according to a load-following speed through the unit modularization of the fuel cell system; and reducing a discharged amount of a battery to improve the life thereof.

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Номер записи: 3
13-10-2017 дата публикации

FUEL CELL SYSTEM AND OPERATING METHOD THEREOF

Номер: KR1020170114232A
Автор: LEE, SANG HYUN, KWON, JUN TAEK, KIM, MIN SEOK, JUN, HEE KWON
Принадлежит:

The present invention relates to a fuel cell system. The system includes: a reformer discharging reformed gas by reforming fuel, coming through a first inlet, into gas in a desired condition; a first valve located between a second inlet and an outlet of the reformer; a second valve connected to the outlet of the reformer; a fuel cell stack connected to the second valve to produce electricity by using the reformed gas coming through the second valve; a third valve connected to the outlet of the reformer; a storage container connected to the third valve; a fourth valve located between an inlet of the fuel cell stack and the storage container; a fifth valve located between the second inlet of the reformer and the outlet of the fuel cell stack; and a control unit controlling whether to open or close the first to fifth valves. The control unit discharges incomplete reformed gas to the reformer by opening the first valve once the reformer starts a reforming reaction; operates the fuel cell stack ...

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Номер записи: 4
02-11-2018 дата публикации

연료 전지 시스템 및 그 구동 방법

Номер: KR0101913809B1
Автор: 이상현, 권준택, 김민석, 전희권
Принадлежит: 에스퓨얼셀(주)

... 본 발명은 연료 전지 시스템에 관한 것으로서, 연료 전지 시스템은 제1 유입구를 통해 유입되는 연료를 원하는 상태의 가스로 개질하여 개질 가스를 배출하는 개질기, 개질기의 배출구와 제2 유입구 사이에 위치하는 제1 밸브, 개질기의 배출구에 연결되어 있는 제2 밸브, 제2 밸브에 연결되어 제2 밸브를 통해 유입되는 개질 가스를 이용하여 전기를 생산하는 연료 전지 스택, 개질기의 배출구에 연결되어 있는 제3 밸브, 제3 밸브와 연결되어 있는 저장 용기, 저장 용기와 연료 전기 스택의 유입구 사이에 위치하는 제4 밸브, 연료 전지 스택의 배출구와 개질기의 제2 유입구 사이에 위치하는 제5 밸브, 그리고 제1 밸브 내지 제5 밸브의 개폐 상태를 제어하는 제어 유닛을 포함한다. 제어 유닛은 개질기에서 개질 반응이 시작되면 제1 밸브를 개방하여 불완전 조성 개질 가스를 개질기 쪽으로 배출하고, 개질기에서 완전 조성 개질 가스가 생성되면 제2 밸브와 상기 제5 밸브를 개방하여 연료 전지 스택으로 완전 조성 개질 가스를 유입시켜 연료 전지 스택을 동작시키고, 제3 밸브를 개방하여 저장 용기로 완전 조성 개질 가스를 저장하고, 모드 선택 신호의 상태가 즉시 운전 모드이면, 제4 밸브를 개방하여 저장 용기에 저장된 완전 조성 개질 가스가 상기 연료 전지 스택으로 유입되도록 한다.

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Номер записи: 5
28-09-2017 дата публикации

FUEL CELL SYSTEM AND METHOD FOR DRIVING SAME

Номер: WO2017164471A1
Автор: LEE, Sang Hyun, KWON, Jun Taek, KIM, Min Seok, JUN, Hee Kwon
Принадлежит:

The present invention relates to a fuel cell system. The fuel cell system comprises: a reformer for reforming fuel, which flows in through a first inlet, into a gas in a desired state and discharging the reformed gas; a first valve positioned between an outlet of the reformer and a second inlet; a second valve connected to the outlet of the reformer; a fuel cell stack connected to the second valve so as to produce electricity using the reformed gas that flows in through the second valve; a third valve connected to the outlet of the reformer; a storing container connected to the third valve; a fourth valve positioned between the storing container and an inlet of the fuel cell stack; a fifth valve positioned between an outlet of the fuel cell stack and the second inlet of the reformer; and a control unit for controlling the opening/closing status of the first to fifth valves. When a reforming reaction starts in the reformer, the control unit opens the first valve such that a reformed gas ...

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Номер записи: 6
16-05-2013 дата публикации

FUEL CELL SYSTEM AND OPERATING METHOD

Номер: WO2013069973A1
Автор: KWON, Jun Taek, LEE, Soo Jae, JUN, Hee Kwon, NOH, Chang Soo
Принадлежит:

The present invention relates to a fuel cell system, and one embodiment of the present invention provides a fuel cell system which comprises a fuel cell stack for generating electricity by means of an electrochemical reaction upon receiving a supply of a reformed gas that has passed through a reformer, wherein the fuel cell stack is humidified by means of a water fraction contained in the reformed gas, and the temperature and humidity of the reformed gas supplied to the fuel cell stack can be controlled by adjusting the steam-to-carbon ratio (S/C) of the reforming water introduced into the reformer.

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Номер записи: 7
10-05-2018 дата публикации

연료 전지 시스템 진단 방법 및 장치

Номер: KR0101855272B1
Автор: 이상현, 권준택, 김민석, 전희권
Принадлежит: 에스퓨얼셀(주)

... 연료 전지 시스템 진단 방법 및 장치가 개시된다. 연료 전지 시스템에 대한 진단 방법은 연료 전지 시스템의 전류 센서가 진단 대상부에 포함되는 복수의 구성부 각각의 동작에 따라 복수의 구성부 각각에 흐르는 전류를 순차적으로 센싱하여 복수의 센싱 정보 각각을 생성하는 단계, 전류 센서가 복수의 센싱 정보를 연료 전지 시스템의 제어기로 전송하는 단계, 제어기가 복수의 구성부 각각에 대한 복수의 정상 전류 범위 정보 각각과 복수의 센싱 정보 각각을 비교하여 복수의 구성부 각각의 동작 오류 여부를 판단하는 단계를 포함할 수 있다.

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Номер записи: 8
18-09-2014 дата публикации

CONTROL APPARATUS AND CONTROL METHOD OF FUEL CELL SYSTEM

Номер: WO2014142387A1
Автор: CHA, Du Ho, CHOI, Choeng Hoon, YU, Sung Ju, JUN, Hee Kwon
Принадлежит:

A control apparatus and a control method of a fuel cell system are disclosed. Another control apparatus of a fuel cell system according to an embodiment of the present invention comprises an electric power supply unit for receiving an AC electric power from the outside, converting the received AC electric power into a DC electric power, and supplying the DC electric power; a central control unit for receiving the electric power from the electric power supply unit, controlling an operation of the fuel cell system, and monitoring whether the fuel cell system is abnormal or not; a main switch unit for switching on/off the DC electric power supplied from the electric power supply unit under a control of the central control unit; and an operating-time driving unit for receiving the electric power from the electric power supply unit through the main switch unit to supply fuel and air to a fuel cell stack of the fuel cell system, and collecting status information of the fuel cell system to provide ...

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Номер записи: 9
10-03-2016 дата публикации

FUEL CELL DEVICE AND STACK POWER MODULE

Номер: KR101598594B1
Автор: KIM, MYOUNG ZOO, CHO, YONG HOON, JUN, HEE KWON
Принадлежит: S-FUELCELL CO., LTD.

The present invention relates to a fuel cell device and a stack power module, wherein power generation capacity can be readily varied and maintenance thereof is easy. The present invention provides a fuel cell device, which comprises: a fuel cell module; a housing encasing the fuel cell module; and a pipe connection module including a pipe branch outlet having at least three openings and a pipe bracket detachably connected to the housing, wherein any one of the three openings is connected to the fuel cell module and the other two openings are capable of being connected to the outside and the pipe branch outlet is installed on the pipe bracket. When a plurality of the housings, the fuel cell modules and the pipe connection modules are arranged, the pipe connection modules are respectively installed on the housings and the pipe connection module disposed on any one of the housings is capable of being connected to the pipe connection module disposed on any adjacent one of the housings. COPYRIGHT ...

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Номер записи: 10
13-10-2017 дата публикации

METHOD FOR DIAGNOSING FUEL CELL SYSTEM AND APPARATUS THEREFOR

Номер: KR1020170113752A
Автор: LEE, SANG HYUN, KWON, JUN TAEK, KIM, MIN SEOK, JUN, HEE KWON
Принадлежит:

Disclosed is a method for diagnosing a fuel cell system, and an apparatus therefor. The method for diagnosing the fuel cell system comprises the following steps: producing each of many pieces of sensing information as a current sensor of the fuel cell system sequentially senses current flowing in each of a plurality of constituent parts in accordance with each operation of the plurality of constituent parts included in a target diagnostic part; transmitting the many pieces of sensing information by the current sensor to a controller in the fuel cell system; and determining errors in the operation on each of the plurality of constituent parts after the controller compares each of the many pieces of sensing information and each of many pieces of normal current range information for each of the plurality of constituent parts. COPYRIGHT KIPO 2017 (100) Power supply device (110) Current sensor (120) Relay board (130) Controller (140) Fuel cell BOP (A1,A2) Power supply (B1,B2,B3) Control signal ...

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Номер записи: 11