Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.

Abstract: The invention relates to a fuel cell system and associated method of manufacture. The fuel cell system has at least a first surface region and a second surface region, wherein the first surface region is more hydrophilic than the second surface region, wherein the first and second surface regions are arranged in accordance with a parameter distribution of the fuel cell system.

Abstract: A fuel cell system comprises an antimicrobial patterned surface. The fuel cell system may comprise a fuel cell stack, a coolant reservoir, and a coolant flow path configured to supply coolant from the coolant reservoir to the fuel cell stack. One or more of the fuel cell stack, the coolant reservoir and the coolant flow path may comprise the antimicrobial patterned surface.

Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.

Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.

Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.

Abstract: Apparatus comprising an energy source (102) configured to provide energy to an energy-consuming device (106). The energy source (102) can be embedded within an item of furniture. The apparatus also includes a communication resource (104) configured to be in communication with a remote sever (108) in order to authorize delivery of a predetermined amount of energy by the energy source (102) to the energy-consuming device (106).

Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.

Abstract: The invention relates to a fuel cell system and associated method of manufacture. The fuel cell system has at least a first surface region and a second surface region, wherein the first surface region is more hydrophilic than the second surface region, wherein the first and second surface regions are arranged in accordance with a parameter distribution of the fuel cell system.

Abstract: An energy resource management server comprising: means for receiving energy availability messages from remote energy resources and geographic location indicators indicative of the geographical location of said remote energy resources; means for receiving energy request messages from remote energy resources and geographic location indicators indicative of the geographical location of said remote energy resources; a processor configured to determine counterparties in an energy resource transfer based on received energy availability messages and received energy request messages and the geographical location of the remote energy resources, and to transmit, to one or both of the counterparties, location information of the other counterparty of the determined counterparties.

Abstract: A protective cover (10) for a portable computing device (1) provides a fuel source (14) disposed within a compartment in the protective cover. The fuel source may be a hydrogen fuel source suitable for delivering hydrogen to a fuel cell (15) within the protective cover or within the portable computing device, for generating electrical power for use by the portable computing device. The protective cover may have a plurality of planar panels (11) separated by a one or more hinge regions (12) which can each house a fuel source compartment. The protective cover may also be serviceable as a stand.

Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.

Abstract: A method of manufacturing a membrane electrode assembly for a fuel cell comprising a proton exchange membrane and a catalyst layer including a catalyst, the method comprising; forming a gas diffusion layer comprising graphene.

Abstract: A fuel cell system comprises an antimicrobial patterned surface. The fuel cell system may comprise a fuel cell stack, a coolant reservoir, and a coolant flow path configured to supply coolant from the coolant reservoir to the fuel cell stack. One or more of the fuel cell stack, the coolant reservoir and the coolant flow path may comprise the antimicrobial patterned surface.

Abstract: Apparatus comprising an energy source (102) configured to provide energy to an energy-consuming device (106). The energy source (102) can be embedded within an item of furniture. The apparatus also includes a communication resource (104) configured to be in communication with a remote sever (108) in order to authorise delivery of a predetermined amount of energy by the energy source (102) to the energy-consuming device (106).

Abstract: An energy resource management server comprising: means for receiving energy availability messages from remote energy resources and geographic location indicators indicative of the geographical location of said remote energy resources; means for receiving energy request messages from remote energy resources and geographic location indicators indicative of the geographical location of said remote energy resources; a processor configured to determine counterparties in an energy resource transfer based on received energy availability messages and received energy request messages and the geographical location of the remote energy resources, and to transmit, to one or both of the counterparties, location information of the other counterparty of the determined counterparties.