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FUEL CELL

Resumen de: CN120266301A

A fuel cell is provided with: a substrate (11); a stack (20) against the substrates (11); and a compression system comprising: a support plate (30) movable and resting on the stack (20); the spring (50) abuts against the supporting plate (30); and a flange (40) which abuts against the spring (50). In order to stabilize the fuel cell particularly over time, the fuel cell comprises a first sliding connection (70) for guiding the sliding of the support plate (30) relative to the base plate (11) and pulling plates (60) which are separated from each other and have anchors which fasten them to the base plate (11) and to the flange (40), the first sliding connection (70) being provided for guiding the sliding of the support plate (30) relative to the base plate (11), and the pulling plates (60) being provided for guiding the sliding of the support plate (30) relative to the base plate (11). The stack (20) is held in a compressed state between the base plate (11) and the support plate (30) by means of an anchor under the action of a spring (50).

HEATABLE MUFFLER FOR THE EXHAUST GAS SECTION OF A FUEL CELL SYSTEM

Resumen de: WO2024109994A1

The invention relates to a muffler (1) for the exhaust gas section of a fuel cell system (2), comprising a muffler device (20) for reducing the sound of the exhaust gas flow (S), a water separating device (30) arranged upstream of the muffler device (20) for separating water from the exhaust gas flow (S), a water collecting chamber (40) which at least partly surrounds at least the water separating chamber (31), and which is fluidically connected to the water separating chamber (31) via a discharge opening (41) such that water separated from the exhaust gas flow (S) can flow out of the water separating chamber (31) and into the water collecting chamber (40) where the water can be collected, and a heating device for heating at least one part of a wall (43) which delimits the water collecting chamber (40).

MUFFLER FOR AN EXHAUST GAS SECTION OF A FUEL CELL SYSTEM

Resumen de: CN120226176A

The invention relates to a muffler (1) for an exhaust section of a fuel cell system (2), comprising: a cavity (10); a silencing device (20) arranged in the cavity (10) for reducing the noise of the exhaust flow (S); a water separation device (30), which is arranged in the chamber (10) upstream of the sound attenuation device (20), for removing water from the exhaust gas flow (S), the water separation device (30) having: a baffle element (32), which is arranged in the water separation chamber (31), for radially widening the exhaust gas flow (S) flowing in through the inlet opening (11); and a funnel-shaped guide element (33) located downstream of the baffle element (32) for radially narrowing the exhaust gas flow (S) widened by the baffle element (32).

HYDROGEN STORAGE MATERIAL AND FUEL CELL CONTAINING THE SAME

Resumen de: MX2025010333A

The present disclosure relates to fuel cells comprising fuel storage materials made from mesoporous N-doped carbon materials. The fuel storage materials comprise a proton conducting polymeric material and a composite material comprising a scaffold of coalesced (N-doped) carbon nanofoam particles, and a coating on the scaffold, said coating comprising N-doped graphitic carbon. The fuel storage materials allow fuel reserves to be stored inside the fuel cell, and are typically incorporated adjacent to an electrode to provide fuel to the electrode when the fuel cell is operating in redox mode.

FUEL CELL SYSTEM

Resumen de: EP4625553A1

A fuel cell system (10) includes: a plurality of power generation modules (30) each including a fuel cell stack (31) and a module case (35), the fuel cell stack (31) generating power with fuel gas supplied to an anode and oxidant gas supplied to a cathode, the module case (35) having a heat insulating property and housing the fuel cell stack (31); a plurality of fuel supply systems (40) including a plurality of fuel supply lines (41), respectively, each of the fuel supply lines (41) supplying the fuel gas to corresponding one of the plurality of power generation modules (30); a plurality of circulation systems (60) including a plurality of recirculation lines (63), respectively, each of the recirculation lines (63) causing fuel off-gas discharged from corresponding one of the plurality of power generation modules (30) to pass through corresponding one of heat exchangers (62) and then to be recirculated to corresponding one of the fuel supply lines (41); a plurality of condensed water tanks (66) each storing condensed water obtained by condensation in corresponding one of the heat exchangers (62) of water vapor contained in the fuel off-gas in corresponding one of the plurality of circulation systems (60); and a frame (21) that supports the plurality of power generation modules (30), the plurality of fuel supply systems (40), and the plurality of condensed water tanks (66), wherein the plurality of condensed water tanks (66) are installed in a space defined below installation

FUEL CELL SYSTEM

Resumen de: EP4625554A2

A fuel cell system (10) includes: a power generation module (30) having a substantially rectangular parallelepiped shape, the power generation module (30) including a fuel cell stack (31) that generates power by fuel gas supplied to an anode and oxidant gas supplied to a cathode, and a module case (35) that has a heat insulating property and houses the fuel cell stack (31), the module case (35) being formed with a fuel gas inlet (GI) leading to an inlet of the anode, a fuel off-gas outlet (FO) leading to an outlet of the anode, and an oxidant gas inlet (AI) leading to an inlet of the cathode; a fuel supply system (40) including a fuel supply line (41) connected to the fuel gas inlet (GI) of the power generation module (30) and a fuel blower (43) provided in the fuel supply line (41); and an oxidant supply system (50) that supplies the oxidant gas to the oxidant gas inlet (AI) of the power generation module (30), wherein the fuel gas inlet (GI) and the fuel off-gas outlet (FO) are provided on a same surface of the power generation module (30), and the fuel supply system (40) is installed so as to face the same surface.

FUEL CELL SYSTEM

Resumen de: EP4625556A2

A fuel cell system (10) includes: a power generation module (30) including a fuel cell stack (31) that generates power with fuel gas and oxidant gas, the fuel gas being at least one of hydrogen gas and ammonia gas supplied to an anode, the oxidant gas being supplied to a cathode, a combustion unit (32) that combusts combustible gas introduced from a combustion gas inlet (CI), and a module case (35) that has a heat insulating property and houses the fuel cell stack (31) and the combustion unit (32); a fuel supply system (40) including a fuel supply line (41) and a fuel blower (43), the fuel supply line (41) being connected to a fuel inlet leading to an inlet of the anode of the power generation module (30) and a fuel supply source (1), the fuel blower (43) being provided in the fuel supply line (41); and a circulation system (60) including a fuel off-gas line (61) connected to a fuel off-gas outlet (FO) leading to an outlet of the anode of the power generation module (30), a heat exchanger (62) provided in the fuel off-gas line (61), a combustion gas line (64) branching from a downstream side of the heat exchanger (62) in the fuel off-gas line (61) and connected to the combustion gas inlet (CI) of the power generation module (30), a recirculation line (63) branching from the downstream side of the heat exchanger (62) in the fuel off-gas line (61) and connected to the fuel supply line (41), and a pressure control valve (OF) provided in the recirculation line (63) and adjusting

SYSTEMS FOR ROUTING OF FUEL CELL BYPRODUCTS OF A VEHICLE

Resumen de: EP4624019A1

In some examples of this technology, a vehicle is disclosed that includes a fuel cell exhaust system for routing of fuel cell byproducts of the vehicle. The vehicle includes at least two fuel cells. Each of the at least two fuel cells have an exhaust port through which byproducts of fuel cell operation flow. The vehicle includes at least two outlet couplers respectively coupled, at a first end, to the exhaust port of each of the fuel cells. The vehicle includes at least two water separators respectively coupled, at an inlet end, to a second end of each of the at least two outlet couplers. The vehicle includes at least two vertical exhaust pipes respectively coupled to a top side of each of the at least two water separators. The water separators separate water from steam produced by the fuel cells.

FUEL CELL SYSTEM

Resumen de: EP4625555A2

A fuel cell system (10) includes: a power generation module (30) including a fuel cell stack (31) that generates power with fuel gas and oxidant gas, the fuel gas being at least one of hydrogen gas and ammonia gas supplied to an anode, the oxidant gas being supplied to a cathode, and a module case (35) that has a heat insulating property and houses the fuel cell stack (31); a fuel supply system (40) including a fuel supply line (41) and a fuel blower (43), the fuel supply line (41) being connected to a fuel inlet (GI) leading to an inlet of the anode of the power generation module (30) and a fuel supply source (1), the fuel blower (43) being provided in the fuel supply line (41); a circulation system (60) including a fuel off-gas line (61) connected to a fuel off-gas outlet (FO) leading to an outlet of the anode of the power generation module (30), a heat exchanger (62) provided in the fuel off-gas line (61), and a recirculation line (63) connected to a downstream side of the heat exchanger (62) in the fuel supply line (41) and the fuel supply line (41); and a condensed water line (68) that branches from the downstream side of the heat exchanger (62) in the fuel off-gas line (61) and discharges condensed water obtained by water vapor contained in the fuel off-gas being condensed by the heat exchanger (62), wherein the recirculation line (63) is connected to the fuel supply line (41) at a position above a branch point (J2) between the fuel off-gas line (61) and the condensed w

FUEL CELL SYSTEM

Resumen de: EP4625557A2

The risk of breakage of a housing when an explosion occurs in a module installation compartment is reduced, without excessively increasing the pressure capacity of the housing.A fuel cell system includes: a housing having a module installation compartment in which a fuel cell module is installed; and a double wall portion with an inner wall and an outer wall. The housing has the outer wall. The module installation compartment has the inner wall. The inner wall has a pressure release part. When a pressure in the module installation compartment reaches a predetermined pressure lower than a pressure capacity of the outer wall, the pressure release part releases the pressure.

SPIRAL WOUND WATER EXCHANGERS, POWER GENERATORS COMPRISING THE SAME, AND METHODS OF USE THEREOF

Resumen de: EP4625558A1

Spiral wound water exchangers, power generators comprising the same, and methods of use thereof are provided. The methods include providing a first stream of air having a first humidity to a spiral wound water exchanger, providing a second stream of hydrogen having a second humidity to the spiral wound water exchanger, flowing the air and the hydrogen through the spiral wound water exchanger, wherein water is transported from the air to the hydrogen as the air and the hydrogen flow through the spiral wound water exchanger, expelling a third stream of air having a third humidity from the spiral wound water exchanger, and expelling a fourth stream of hydrogen having a fourth humidity from the spiral wound water exchanger, wherein the third humidity is less than the first humidity and the fourth humidity is greater than the second humidity.

POROUS CARBON SUPPORT AND CATALYST FOR FUEL CELL

Resumen de: EP4625552A1

The present disclosure relates to a porous carbon body and, more specifically, to a porous carbon body that satisfies the surface area properties of pores with a size of 2-5 nm, the surface area properties of pores with a size of 2-100 nm, and physical properties in an overlapping graph of a first pore volume distribution graph obtained from nitrogen adsorption isotherms and a second pore volume distribution graph obtained from nitrogen desorption isotherms.

POROUS CARBON SUPPORT AND CATALYST FOR FUEL CELL

Resumen de: EP4625551A1

The present invention relates to a porous carbon body, and more specifically, to a porous carbon body satisfying the following three physical properties: a surface area physical property of pores having a size of 2 nm to 5 nm; a surface area physical property of pores having a size of 2 nm to 100 nm; and a physical property relating to a delta graph which is a graph of the values of a nitrogen desorption isotherm minus the values of a nitrogen adsorption isotherm in a nitrogen adsorption-desorption isotherm according to relative pressure..

CELL STACK ASSEMBLY

Resumen de: EP4625685A1

Disclosed herein relates to a cell stack assembly with an insulating cover having a structure capable of separating each busbar.The cell stack assembly of the present invention includes: a cell stack including a plurality of cells from which electrode leads are drawn out; a busbar frame assembly including a plurality of busbars electrically connected to electrode leads of the cell stack, a busbar frame supporting the busbar, and ribs spanning between the busbars, and coupled to the cell stack; and an insulating cover coupled to the busbar frame to cover the busbar frame assembly, wherein the insulating cover includes a separation wall member formed at a location corresponding to a rib of the busbar frame assembly.

A process and apparatus for sustainable water fuelled vehicle

Resumen de: GB2639690A

A sustainable water fuelled process and apparatus where a Unipolar electrolysis of water is described and the hydrogen and oxygen are stored before feeding a hydrogen fuel cell which is capable of providing sufficient electricity to provide power to a drive a vehicle, power a generator etc, after supplying electricity to the Unipolar electrolyser and the storage of the hydrogen and oxygen.

A hydrogen storage system and method of use

Resumen de: GB2639679A

A hydrogen storage system 10 for producing, storing, releasing and utilising hydrogen, the system comprising: an electrolyser 12; a hydrogen storage bed 14 comprising a hydrogen storage material disposed therein; and a fuel cell 16. When the system assumes a loading condition, hydrogen is produced by the electrolyzer and loaded into the hydrogen storage bed. When the system assumes an unloading condition hydrogen stored in the H2 storage bed is unloaded and directed towards the fuel cell for producing electricity. A filter may be located between the storage bed and electrolyser, or between the storage bed and fuel cell. The storage bed material may comprise a hydridable metal, optionally depleted uranium. The storage bed may comprise a hydrogen storage body and a thermal transfer element comprising a fin element, e.g. a helical fin, that may allow the redistribution and expansion of the hydrogen storage material within the body.

SEPARABLE SECONDARY BATTERY STACK

Resumen de: EP4625572A1

A separable secondary battery stack, including a positive electrode module, a negative electrode module, and an electrolyte module. Every two of the positive electrode module, the negative electrode module, and the electrolyte module are mutually connected by means of a conveying channel to form a loop; and the conveying channel is used for conveying an electrolyte.

ELECTRIC POWER GENERATION PLANNING METHOD FOR FUEL CELL DEVICE, ELECTRIC POWER GENERATION PLANNING DEVICE FOR FUEL CELL DEVICE, AND ELECTRIC POWER GENERATION SYSTEM

Resumen de: EP4625560A1

A power generation planning method for a fuel cell device according to the present disclosure includes: receiving a power generation plan for a fuel cell device; storing the received power generation plan for the fuel cell device; and if a next power generation plan is not received and a remaining period of the stored power generation plan is shorter than a predetermined period, using data of the stored power generation plan to add a power generation plan so that the remaining period of the power generation plan is equal to or longer than the predetermined period.

PORTABLE LIGHT ELECTRICITY PRODUCTION DEVICE AND METHOD OF PRODUCING ELECTRICITY

Resumen de: WO2024110962A1

A portable electricity production device is disclosed. The devoice comprising: a container comprising: a reservoir comprising hydride salt powder; a selective membrane covering the container and configured to allow an entrance of water molecules into the container and restricts the exit of hydrogen molecules from escaping the container; a first membrane exchange assembly (ME A) electrode attached to an inner side of the selective membrane facing the reservoir; and a outer electrode attached to an outer side of the selective membrane, opposite to the inner electrode, and exposed to the oxygen in the air, wherein the selective membrane is further configured to transfer either protons or hydroxide anions from the inner electrode to the outer electrode.

METHOD FOR CONTROLLING FUEL CELL DEVICE, CONTROL DEVICE, AND FUEL CELL SYSTEM

Resumen de: EP4625559A1

According to the present disclosure, a method for controlling a fuel cell device includes receiving a voltage measured at the time of power generation of the fuel cell device and determining whether the degradation level of the fuel cell device is normal based on a comparison of the voltage and a first threshold value that decreases with increasing operational amount of the fuel cell device and that corresponds to the operational amount of the fuel cell device at the measurement time of the voltage.

燃料電池システム

Resumen de: JP2025142730A

【課題】簡便な構成の燃料電池システムを提供する。【解決手段】燃料電池システム１００は、燃料ガス及び酸化剤ガスを用いて発電するセルスタック１４から排出されるオフガスを燃焼する燃焼部１５を有するホットモジュール１と、ホットモジュール１から排出されたガスが流通するガス流通路Ｌ７と、ガス流通路Ｌ７を流通するガスに含まれる水分を回収する水分回収部７１と、ガスの通流方向におけるホットモジュール１の下流側で且つ水分回収部７１の上流側に、ガス流通路Ｌ７を流通するガスの温度を調整する温度調整部８と、筐体１００Ｈと、を備え、温度調整部８は、第１流路Ｌ８１と、第１流路Ｌ８１よりも放熱性能が高い第２流路Ｌ８２と、を備え、流量調整部８２は、外気温の影響を受ける筐体１００Ｈの内部の温度が所定の温度閾値以上になると、第１流路Ｌ８１を流通するガスの流量を減少させて第２流路Ｌ８２を通流するガスの流量を増加させる。【選択図】図１

燃料電池システム

Resumen de: JP2025142728A

【課題】高い耐久性を有する燃料電池システムを提供する。【解決手段】燃料電池システム１００は、湯水が流れる湯水流路５１２を有し、ホットモジュール１から排出される排ガスと湯水との間で熱交換を行う熱交換器５１と、湯水が循環する湯水循環回路Ｌ６と、湯水を湯水循環回路Ｌ６で循環させる湯水循環ポンプ６２と、湯水循環ポンプ６２の動作を制御する制御部１０と、を備え、制御部１０は、湯水流路５１２が閉塞傾向であるか否かを判定する閉塞傾向確認処理を実行し、閉塞傾向確認処理において、湯水流路５１２が閉塞傾向であると判定すると、湯水流路５１２の閉塞傾向を解消するための閉塞解消モード、又は、湯水流路５１２の閉塞傾向を軽減するための閉塞軽減モードを実行し、閉塞解消モードと閉塞軽減モードとにおいて、出力が異なるように湯水循環ポンプ６２の動作を制御する。【選択図】図１

燃料電池システム

Resumen de: JP2025142737A

【課題】コンパクトな構成で、湯水を有効活用可能な燃料電池システムの提供。【解決手段】第一の住戸に配置された第一燃料電池ユニットと第二の住戸に配置された第一燃料電池ユニットとの夫々に、燃料電池Ｎと、燃料電池Ｎの排熱によって熱せられた湯水を貯湯する貯湯タンクＴと、貯湯タンクＴ内の湯水の温度を検出する温度センサＳと、貯湯タンクＴ内の湯水の給排を制御する制御部Ｈ４と、判定部Ｈ２と、が備えられている。第一燃料電池ユニット及び第二燃料電池ユニットの制御部Ｈ４は、通湯管３１を通じて第一貯湯タンクＴ内の湯水を第二貯湯タンクＴへ供給する融通制御を実行するように構成されている。【選択図】図２

燃料電池システム

Resumen de: JP2025142739A

【課題】燃焼排ガス路での煤などの異物の堆積を抑制可能な燃料電池システムの提供。【解決手段】燃料電池システムは、セルスタック７の動作を開始する起動工程においてセルスタック７の動作を停止させる必要が生じた場合、燃焼排ガス路１８においてオフガスの燃焼に伴って発生する異物の堆積が進行している可能性が高いことを示す異物堆積条件が満たされない場合、改質部８への原燃料の供給を停止し且つセルスタック７への空気の供給を継続する冷却処理を行い、異物堆積条件が満たされる場合、改質部８への原燃料の供給を継続し且つセルスタック７への空気の供給を継続して燃焼部９でのオフガスの燃焼を継続する燃焼継続処理を行い、燃焼継続処理を行うことで燃焼排ガス路１８を流れる燃焼排ガスの温度が所定温度以上になる状態が所定時間継続した場合に燃焼継続処理を停止して冷却処理を行う。【選択図】図１

燃料電池システム

Nº publicación: JP2025142729A 01/10/2025

Solicitante:

大阪瓦斯株式会社

Resumen de: JP2025142729A

【課題】ユーザが享受できるメリットの毀損を低減する燃料電池システムを提供する。【解決手段】燃料電池システムは、電力系統と系統連系される燃料電池部と、燃料電池部が発電した発電電力を変換して出力電力を出力する電力変換部と、電力系統及び電力変換部の少なくとも一方から電力供給可能な電力負荷部と、湯水を加熱することにより電力変換部からの出力電力を消費可能な電力消費部と、制御部と、を備え、制御部は、逆潮流電力を所定値以下に抑制する必要が生じた場合において、燃料電池部が設置された施設における熱需要の有無を判定し、熱需要が有ると判定すると、電力消費部を作動させて熱需要に対応する電力を消費させつつ、燃料電池部の動作を制御して逆潮流電力が所定値以下になるようにし、熱需要が無いと判定すると、電力消費部を作動させることなく、燃料電池部の動作を制御して逆潮流電力が所定値以下になるようにする。【選択図】図２