Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan

Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan, R.o.c

Atomic Energy Council-Institute of Nuclear Energy Research

Institute of Nuclear Energy Research, Atomic Energy Council

Chang-Sing Hwang

Chun-Huang Tsai

Chun-Liang Chang

Shih-Wei Cheng

Jen-Feng Yu

Sheng-Fu Yang

Chih-Ming Chuang

Te-Jung Huang

Jun-Meng Lin

Zong-Yang Chuang Shie

Ming-Hsiu Wu

Sheng-Huei Nian

Sheng-Hui Nien

Jing-Kai Lin

Cheng-Yun Fu

Nian-Tzu Suen

Jing-kai Lin

The disclosure provides a high permeable porous substrate. The high permeable porous substrate includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and do not penetrate the second surface of the porous substrate body. In addition, a solid oxide fuel cell supported by the high permeable porous substrate is also provided.

High permeable porous substrate for a solid oxide fuel cell and the production method thereof

A portable flame electric generation device having metal-supported solid oxide fuel cells includes a furnace, a heat shield structure, a plurality of metal-supported solid oxide fuel cells and a housing structure. Each of the metal-supported solid oxide fuel cells includes a porous metal substrate, a first anode layer, a second anode layer, an anode isolation layer, an electrolyte layer, a cathode isolation layer, a cathode interface layer and a cathode current-collecting layer. The metal-supported solid oxide fuel cell is capable of quickly starting up and withstanding thermal shocks, and also liquefied fuel cartridges are applied as heating and fuel sources for transforming the CO and Hfuels into electricity via electrochemical reactions.

Portable flame electric generation device, metal-supported solid oxide fuel cell and manufacturing methods thereof

A treatment method for solid oxide fuel cells includes: measuring a radius of curvature of a cell; measuring a surface resistance of cathode current collecting layer of a cell; performing an alcohol permeating test of a cell; performing simultaneously several stages of compression and heating or cooling to a cell; an apparatus for completing above stages is also disclosed.

Treatment method for solid oxide fuel cells and apparatus thereof

The invention provides a permeable metal substrate and its manufacturing method. The permeable metal substrate includes a substrate body and a permeable powder layer. The permeable powder layer is located on the top of the substrate body. The substrate body can be a thick substrate or formed of a thick substrate and a thin substrate that are welded together. Both the thick and thin substrates have a plurality of permeable straight gas channels. In addition, a metal-supported solid oxide fuel cell and its manufacturing method are also provided.

Permeable metal substrate, metal-supported solid oxide fuel cell and their manufacturing methods

The disclosure provides a porous metal substrate structure with high gas permeability and redox stability for a SOFC and the fabrication process thereof, the porous metal substrate structure comprising: a porous metal plate composed of first metal particles; and a porous metal film composed of second metal particles and formed on the porous metal plate; wherein the porous metal plate has a thickness more than the porous metal film, and the first metal particle has a size more than the second metal particle. Further, a porous shell containing Fe is formed on the surface of each metal particle by impregnating a solution containing Fe in a high temperature sintering process of reducing or vacuum atmosphere, and the oxidation and reduction processes. The substrate uses the porous shells containing Fe particles to absorb the leakage oxygen.

Method of fabricating a porous metal substrate structure for a solid oxide fuel cell

A double-layer anode structure on a pretreated porous metal substrate and a method for fabricating the same, for improving the redox stability and decreasing the anode polarization resistance of a SOFC. The anode structure includes: a porous metal substrate of high gas permeability; a first porous anode functional layer, formed on the porous metal substrate by a high-voltage high-enthalpy Ar&#x2014;He&#x2014;H&#x2014;Natmospheric-pressure plasma spraying process; and a second porous anode functional layer, formed on the first porous anode functional layer by a high-voltage high-enthalpy Ar&#x2014;He&#x2014;H&#x2014;Natmospheric-pressure plasma spraying and hydrogen reduction. The first porous anode functional layer is composed a redox stable perovskite, the second porous anode functional layer is composed of a nanostructured cermet. The first porous anode functional layer is also used to prevent the second porous anode functional layer from being diffused by the composition elements of the porous metal substrate.

Anode on a pretreated substrate for improving redox-stability of solid oxide fuel cell and the fabrication method thereof

A high permeable porous substrate for a solid oxide fuel cell and a production method to produce the substrate are provided. The high permeable porous substrate for a solid oxide fuel cell includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and does not penetrate the second surface of the porous substrate body. In addition, a production method for the high permeable porous substrate of a solid oxide fuel cell is also provided.

A nanostructured anode of solid oxide fuel cell with high stability and high efficiency and a method for manufacturing the same are revealed. This anode comprising a porous permeable metal substrate, a diffusion barrier layer and a nano-composite film is formed by atmospheric plasma spray. The nano-composite film includes a plurality of metal nanoparticles, a plurality of metal oxide nanoparticles, and a plurality of gas pores that are connected to form nano gas channels. The metal nanoparticles are connected to form a 3-dimensional network that conducts electrons, while the metal oxide nanoparticles are connected to form a 3-dimensional network that conducts oxygen ions. The network formed by metal oxide nanoparticles has certain strength to separate metal nanoparticles and prevent aggregation or agglomeration of the metal nanoparticles. Thus this anode can be applied to a solid oxide fuel cell operating in the intermediate temperatures (600&#x2dc;800&#xb0; C.) with high stability and high efficiency.

Method for manufacturing solid oxide fuel cell anode with high stability and high efficiency

Solid oxide fuel cell anode with high stability and high efficiency and method for manufacturing the same

The disclosure provides a double-layer anode structure on a pretreated porous metal substrate and a method for fabricating the same, for improving the redox stability and decreasing the anode polarization resistance of a SOFC. The anode structure comprises: a porous metal substrate of high gas permeability; a first porous anode functional layer, formed on the porous metal substrate by a high-voltage high-enthalpy Ar&#x2014;He&#x2014;H&#x2014;Natmospheric-pressure plasma spraying process; and a second porous anode functional layer, formed on the first porous anode functional layer by a high-voltage high-enthalpy Ar&#x2014;He&#x2014;H&#x2014;Natmospheric-pressure plasma spraying and hydrogen reduction. The first porous anode functional layer is composed a redox stable perovskite, the second porous anode functional layer is composed of a nanostructured cermet. The first porous anode functional layer is also used to prevent the second porous anode functional layer from being diffused by the composition elements of the porous metal substrate.

Anode on a pretreated substrate for improving redox-stability of solid oxide fuel cell and the fabrication method therof

Porous metal substrate structure for a solid oxide fuel cell

A solid oxide fuel cell including a metal frame, a pre-treated porous metal substrate, an anode layer, an electrolyte layer, a cathode interlayer and a cathode current collecting layer is provided. The pre-treated porous metal substrate is disposed inside the metal frame. The anode layer is disposed on the porous metal substrate. The electrolyte layer is disposed on the anode layer. The cathode interlayer is disposed on the electrolyte layer. The cathode current collecting layer is disposed on the cathode interlayer. The anode layer is porous and nano-structured. Moreover, a manufacturing method of the solid oxide fuel cell mentioned above is also provided.

Solid oxide fuel cell and manufacturing method thereof

A multi-gas mixer for supplying a gas mixture that can uniformly mix a plurality of gases according to the proportional percentages determined by the mass flow rate of each gas is disclosed. The multi-gas mixer comprises a mixer chamber, a plurality of gas inlets, a gas mixture outlet, and at least one gas rotating and mixing unit. The present invention also provides a method for controlling the percentage of each gas to be mixed by use of a plurality of mass flow rate controllers to control the gas flow to produce a gas mixture according to a predetermined proportionality. When the multi-gas mixer delivers a gas mixture to a high-speed plasma torch, the torch can be stably operated under a high voltage (&#x3e;85V) and a medium current (&#x3c;650 A) so that a long-arc, high-temperature and high-speed plasma flame can be generated.

Growing community of inventors

Taoyuan County, Taiwan

Chang-Sing Hwang