摘要:
The present invention relates to a metal oxide electrode material, an electrochemical capacitor using the same, and a method for producing the same. More particularly, the present invention relates to a metal oxide electrode material substituting a sublattice location of metal for one or more kinds of different metals, an electrochemical capacitor using the same, and a method for producing the same in metal oxides constituting an electrochemical capacitor electrode.
摘要:
Provided are a conductive paste composition for inner electrodes and a method of manufacturing a multilayer ceramic capacitor using the same. The conductive paste composition for inner electrodes includes a metal powder having an average particle size ranging from 50 nm to 300 nm, and 4 to 10 parts by weight of a binder resin. The binder resin contains at least one resin selected from the group consisting of a high-molecular-weight polyvinylbutyral resin having a weight-average molecular weight of 250 thousand to 400 thousand, a low-molecular-weight polyvinylbutyral resin having a weight-average molecular weight of 50 thousand to 150 thousand, and a rosin ester.
摘要:
There are provided an electrolyte for a lithium ion capacitor and a lithium ion capacitor including the same. The electrolyte for a lithium ion capacitor according to the present invention includes: a lithium salt; and a mixing solvent including i) two or more compounds selected from a group consisting of cyclic carbonate compounds, ii) one or more compounds selected from a group consisting of linear carbonate compounds represented by a specified Formula, and iii) one or more compound selected from a group consisting of propionate compound represented by a specified Formula.
摘要:
It is to provide a method for manufacturing a metal electrode having transition metal oxide coating layer and a metal electrode manufactured thereby, which eliminates a contact resistance problem and simultaneously improves electric conductivity of the electrode by using a one body electrode, which is not requiring separate current collector and binder, and further maintains pseudo-capacitance from the redox reaction by coating the metal surface with a transition metal oxide.
摘要:
The present invention relates to a gas venting structure for an energy storage device including: a bolt consisting of a body and a head and having an outlet inside to pass gas therethrough; a case having a bolt insertion hole inside to insert the bolt therein; and a barrier coupled with the case to block the outlet of the bolt, and an energy storage device including the same.
摘要:
Provided are a charging and discharging system for a solar light power generator in a smart grid environment, a method of operating the same, and a duplex converter for charging and discharging electricity into/from a battery. The system includes: an electricity price monitoring part which collects electricity price information from an electric grid; an electricity charge amount monitoring part which collects electricity charge amount information of a battery; a charge and discharge determination part which determines whether electricity supplied from the electric grid is to be charged into the battery or whether electricity stored in the battery via the electric grid or the solar light power generator is to be discharged to the electric grid, based on the price information and the charge amount information; and a charging and discharging part including the battery, so that electricity is charged into or discharged from the battery based on the determination.
摘要:
Disclosed herein are a device and a method for stabilizing voltage of an energy storage. The device for stabilizing voltage of an energy storage includes: a bypass unit connected to a unit cell in parallel; a controller connected to the unit cell in parallel to monitor voltage of the unit cell and connected to the bypass unit to control turn on/off of the bypass unit; and an analog circuit unit connected to the unit cell in parallel to detect the voltage of the unit cell and turning on the bypass unit when the detected voltage is higher than a preset second reference voltage.
摘要:
Disclosed herein is an energy storage apparatus. The energy storage apparatus according to an exemplary embodiment of the present invention includes: a first electrode structure; a second electrode structure opposite to the first electrode structure; and an electrolyte positioned between the first electrode structure and the second electrode structure, wherein the first electrode structure includes: a first current collector having a rugged structure; and a first active material layer conformally covering the rugged structure.
摘要:
There is provided an energy storage module including, a plurality of energy storage units having electrodes connected in series or in parallel, one or more cooling plates provided to alternate with the energy storage units, each having a flow path through which cooling water flows, so as to cool the energy storage units, and a housing surrounding the energy storage units and the cooling plates and including an inlet and an outlet through which the cooling water is drawn and discharged to thereby provide the cooling water to the cooling plates.
摘要:
A supercapacitor and a manufacturing method thereof are disclosed. With manufacturing method of Supercapacitor including: arranging a plurality of filters to be spaced at a designated interval apart, forming a first plating layer connecting one end of the filter, forming a second plating layer lengthened along the filter from the first plating layer, polymerizing to form a conductive polymer layer between the second plating layer, and removing the filter, capacitance (C), power (kw) and energy (E) can be increased as the space for absorbing electrons is widened, by making the surface area of an electrode wider than the a general film.