摘要:
A lithium secondary battery is disclosed which comprises: a positive electrode; a negative electrode; and a nonaqueous ion conductor, the negative electrode including a primary negative-electrode active material of a graphite which is capable of intercalation and deintercalation of lithium ions, and a secondary negative-electrode active material of a cupric oxide having a low crystallinity.
摘要:
A non-aqueous secondary battery composed of an negative electrode comprising a carbon material capable of conducting absorption-desorption or intercalation-deintercalation of lithium into or from itself, a positive electrode comprising a lithium-containing chalcogenide compound, and a non-aqueous ion conductor, in which the carbon material for the negative electrode is such that combined oxygens on its surface are substantially removed.
摘要:
The lithium secondary battery includes a positive electrode, a nonaqueous ion conductive medium, and a negative electrode, and the negative electrode includes as a main constituent graphite which permits intercalation and deintercalation of lithium ions, together with copper oxide and a binder.
摘要:
A carbon electrode for a nonaqueous secondary battery is provided, which comprises a metal collector serving to catalyze carbon graphitization, graphite particles, and a carbon material having a lower crystallinity than the graphite particles, the graphite particles and the carbon material being sintered together on the metal collector or in the presence of the metal collector.
摘要:
A method of manufacturing a negative electrode for a lithium secondary battery includes the steps of mixing graphite particles as a main constituent that generates intercalation and de-intercalation of lithium ions with a compound including copper ions, obtaining graphite composite powder having copper oxide particles formed at least on a part of the surface of at least a part of the graphite particles by chemical reaction of the copper ions, and mixing the graphite composite powder with a binding material.
摘要:
A carbon electrode for a nonaqueous secondary battery is provided, which comprises a metal collector serving to catalyze carbon graphitization, graphite particles, and a carbon material having a lower crystallinity than the graphite particles, the graphite particles and the carbon material being sintered together on the metal collector or in the presence of the metal collector.
摘要:
A carbon electrode for a nonaqueous secondary battery comprising a conductive substrate doubling as a collector and carbon formed directly thereon, wherein the conductive substrate comprises a metal or a compound thereof having a catalytic action with respect to graphitization of a carbon material at a portion where carbon is required to be formed from a carbon precursor and comprises a metal or a compound thereof having no catalytic action with respect to graphitization of the carbon material at a portion where carbon is not required to be formed from the carbon source.
摘要:
The lithium secondary battery includes a positive electrode, a nonaqueous ion conductive medium, and a negative electrode, and the negative electrode includes as a main constituent graphite which permits intercalation and deintercalation of lithium ions, together with copper oxide and a binder.
摘要:
Each of a plurality of photovoltaic power generators includes a solar cell, a storage battery, a communication interface for communication, and a battery control unit for controlling storage of electric power and output of electric power to an electric power system. The battery control unit of the first photovoltaic power generator included in the plurality of photovoltaic power generators causes the first photovoltaic power generator to prioritize output of the electric power to the electric power system over storage of the electric power during the first time period, and causes the second photovoltaic power generator included in the plurality of photovoltaic power generators to prioritize output of the electric power to the electric power system over storage of the electric power during the second time period delayed by a prescribed time period from the first time period, through the communication interface.
摘要:
Each of a plurality of photovoltaic power generators includes a solar cell, a storage battery, a communication interface for communication, and a battery control unit for controlling storage of electric power and output of electric power to an electric power system. The battery control unit of the first photovoltaic power generator included in the plurality of photovoltaic power generators causes the first photovoltaic power generator to prioritize output of the electric power to the electric power system over storage of the electric power during the first time period, and causes the second photovoltaic power generator included in the plurality of photovoltaic power generators to prioritize output of the electric power to the electric power system over storage of the electric power during the second time period delayed by a prescribed time period from the first time period, through the communication interface.