摘要:
The carbon fibers of this invention is characterized in that irreducible inorganic material particles in a mean primary particle size below 500 nm and reducible inorganic material particles in a mean primary particle size below 500 nm were mixed by pulverizing and then, the mixture was heat treated under the reducing atmosphere and metal particles in a mean particle size below 1 μm were obtained, and the mixed powder of the thus obtained metal particles with the irreducible inorganic material particles are included in the carbon fibers.
摘要:
The carbon fibers of this invention is characterized in that irreducible inorganic material particles in a mean primary particle size below 500 nm and reducible inorganic material particles in a mean primary particle size below 500 nm were mixed by pulverizing and then, the mixture was heat treated under the reducing atmosphere and metal particles in a mean particle size below 1 μm were obtained, and the mixed powder of the thus obtained metal particles with the irreducible inorganic material particles are included in the carbon fibers.
摘要:
A fuel cell system includes a cell stack comprising a plurality of power generation cells, each including a first flow channel plate, a second flow channel plate, and a membrane electrode assembly; a first current collector configured to collect a current; a second current collector configured to collect a current; a third current collector configured to collect a current; a fourth current collector configured to collect a current from a downstream region in the second plate; and a controller.
摘要:
Disclosed is a fuel cell in the form of stacked unit cells each having a power generating section composed of a fuel electrode, an oxidant electrode, and an electrolyte plate held therebetween, which are placed on top of the other. In this fuel cell, a liquid fuel is introduced into each unit cell by the capillary action and evaporated in each unit cell in a fuel evaporating portion, so that the fuel electrode is supplied with the evaporated fuel.
摘要:
A gas-liquid separation system includes a housing at which a gas inlet and a gas outlet are provided; a separation pipe contained in the housing; a separation membrane provided in the separation pipe; and a pump configured to inject a gas into the housing through the gas inlet from an outside of the housing to the gas outlet.
摘要:
A liquid fuel cell includes a cell stack unit containing at least one separator that includes a liquid fuel flow path and an oxidizer flow path, an end separator stacked on an outermost layer of the cell stack unit and having a liquid fuel inlet, a resin-made manifold plate including a fuel supplying manifold joined to the liquid fuel inlet of the end separator, a resin-made fuel throttle member placed in the fuel supplying manifold and including a fuel passing hole of an opening area smaller than an opening area of the fuel supplying manifold, and a liquid fuel supplying member which supplies liquid fuel to the fuel supplying manifold of the resin-made manifold plate.
摘要:
The carbon dioxide gas absorbent of the present invention exhibits a high carbon dioxide gas absorption performance from an initial stage of the use. The carbon dioxide gas absorbent comprises of primary particles each containing lithium zirconia serving as a matrix, and eutectic compound molecules each containing lithium carbonate and at least one element selected from the group consisting of alkali metals excluding lithium, and alkali earth metals, which are dispersed in the matrix.
摘要:
A molten carbonate fuel cell comprises a fuel electrode, an oxidizing agent electrode, and an electrolyte body prepared by impregnating a porous body including a retaining material and a reinforcing material with an electrolyte containing an alkali carbonate. The retaining material consists essentially of .alpha.-lithium aluminate (.alpha.-LiAlO.sub.2) having at most 0.60.degree. of a half value width of (104) peak in an X-ray powder diffractometry.
摘要:
A molten carbonate fuel cell of high performance and long life, which is capable of preventing the corrosion at the contacting portion between collector plates (in particular, an oxidizing gas-side collector plate) and the interconnector so as to suppress an increase of contact resistance. This molten carbonate fuel cell comprises, a unit cell comprising an electrolyte body formed of a porous body impregnated therein with a mixed carbonate containing two or more kinds of carbonate mixed in a desired mixing ratio, a cathode disposed on one main surface of the electrolyte body, and an anode disposed on the other main surface of the electrolyte body, corrugated collector plates, each disposed on a surface of the anode and on a surface of the cathode, and interconnectors, each disposed on a surface of each of the collector plates, wherein a substance which is capable of reacting with the mixed carbonate at an operation temperature of the fuel cell thereby to change a composition ratio of the mixed carbonate is deposited on a surface of at least one member selected from the collector plate and the interconnector.
摘要:
Disclosed is a molten carbonate fuel cell comprising an electrolyte body sandwiched between a pair of electrodes, outflow of an electrolyte from the electrolyte body being diminished to suppress an increase of the internal resistance and occurrence of a gas crossover, which accompany the outflow of the electrolyte, so as to increase the life time of the fuel cell. The molten carbonate fuel cell of the present invention comprises a pair of conductive electrodes, an electrolyte body sandwiched between the pair of electrodes and including a porous body containing a retaining material and a reinforcing material and an electrolyte impregnated in the porous body and containing an alkali carbonate mixture, the retaining material containing fine particles having an average particle diameter of 0.2 to 0.6 .mu.m and the reinforcing material containing short fibers having a diameter of 0.5 to 5 .mu.m and a length of at most 50 .mu.m, fuel gas supplying means for supplying a fuel gas to one of the pair of electrodes, and oxidant gas supplying means for supplying an oxidant gas to the other of the pair of electrodes.