#H01M10/3909

DEVICES, SYSTEMS, AND METHODS TO MITIGATE THERMAL RUNAWAY CONDITIONS IN MOLTEN FLUID ELECTRODE APPARATUS

A thermal runaway mitigation system cools fluid electrode material in a thermal battery to prevent a thermal runaway in the thermal battery. In response to a thermal runaway trigger, the thermal runwa…

DRIVE·Nov 21·1 min read

H01M10/3909 Vissers Battery Corporation

POWER STORAGE APPARATUS AND METHOD OF OPERATING POWER STORAGE APPARATUS

The present invention provides a power storage apparatus, in which an operation cost and a maintenance cost are not increased, and the temperature of the inside is appropriately maintained, and which …

DRIVE·Dec 3·2 min read

H01M10/3909 NGK INSULATORS LTD [JP]

Heat-dissipating device for an electrochemical storage device

The system (1) has an electro-chemical storage device (100) with an anode chamber (11) and a cathode chamber (21). The anode chamber is disconnected from cathode chamber by ion-conductive solid electr…

DRIVE·Jul 9·1 min read

H01M10/3909 SIEMENS AG [DE]

BATTERY HOUSING STRUCTURE

A module battery is housed in a module battery housing rack. In the module battery, an electric cell is housed in a container. The electric cell is for a sodium-sulfur battery. The container is provid…

DRIVE·Dec 11·2 min read

H01M10/3909 NGK INSULATORS LTD [JP]

Electrochemical cell with a liquid electrode and method for charging the same

An electrochemical cell (10) is proposed, having at least one liquid electrode (20) with a variable liquid level (h). The cell includes a bypass system (30) for a charging current, which is adapted fo…

DRIVE·Nov 13·1 min read

H01M10/3909 ABB TECHNOLOGY AG [CH]

CONTROL DEVICE FOR SECONDARY BATTERY, AND CONTROL METHOD FOR SECONDARY BATTERY

Provided are a control apparatus for a secondary battery and a control method for a secondary battery, which suppress decreases in released power and absorbed power. When a power storage device is req…

DRIVE·Oct 24·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

BATTERY CONTROL APPARATUS AND BATTERY CONTROL METHOD

Provided is a battery control device, in which when correction of a calculated value of a discharge capacity is necessary, the calculated value of the discharge capacity is corrected and an unnecessar…

DRIVE·May 2·2 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR CALCULATING NUMBER OF HEALTHY STRINGS OF SODIUM-SULFUR BATTERY AND FAILURE DETECTION METHOD USING SAME

A number (uo) of healthy strings of one block in a sodium-sulfur battery is determined according to expression (1), and a failure of the sodium-sulfur battery is detected on the basis of the determina…

DRIVE·Mar 28·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR DETERMINING DROP IN CAPACITY OF SODIUM-SULFUR BATTERY

It is determined that a drop in the capacity of a sodium-sulfur battery has proceeded to an abnormal level when both the following expression (1) and expression (2) hold. Qe - Qn ¥ K1 ··· (1) where Qe…

DRIVE·Dec 14·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

TEMPERATURE INCREASING METHOD FOR SODIUM-SULFUR BATTERY

A temperature increasing method for a sodium-sulfur battery includes three or more temperature gradients, and inflection points of 90±5°C and 150±5°C at which the temperature gradient changes, and the…

DRIVE·Nov 2·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR CONTROLLING SODIUM-SULFUR BATTERY

In a method for controlling a sodium-sulfur battery, a time of correcting or resetting a depth of discharge of the sodium-sulfur battery is determined within a predetermined period based on weather in…

DRIVE·Jun 29·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR CONTROLLING SODIUM-SULFUR BATTERIES

When charge power or discharge power of each individual sodium-sulfur battery included in a plurality of sodium-sulfur batteries becomes 1/n (n is a natural number) or less of a rated output, individu…

DRIVE·Jun 15·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR CONTROLLING SODIUM-SULFUR BATTERY

A plurality of sodium-sulfur batteries are divided into a plurality of groups. Power to be input or output, which is assigned to all sodium-sulfur batteries in order to compensate for fluctuations of …

DRIVE·Jun 15·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR CONTROLLING SODIUM-SULFUR BATTERY

A method for controlling a plurality of sodium-sulfur batteries that, in an interconnected system in which a power generation device that fluctuates in output and an electric power storage-compensatio…

DRIVE·Jun 8·2 min read

H01M10/3909 NGK INSULATORS LTD [JP]

SECONDARY BATTERY POWER CONTROL METHOD

A secondary battery power control method controls power discharged from a secondary battery included in an interconnected system that supplies power to a power system, the interconnected system includ…

DRIVE·Jun 8·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

METHOD FOR CONTROLLING SODIUM-SULFUR BATTERY

A remaining battery level of each individual sodium-sulfur battery constituting a plurality of sodium-sulfur batteries is managed, a remaining battery level target value common to all sodium-sulfur ba…

DRIVE·Jun 8·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

Cathodes comprising electroactive sulfur materials and secondary batteries using same

The present invention pertains to solid composite cathodes which comprise (a) an electroactive sulfur-containing cathode material which, in its oxydized state, comprises a polysulfide moiety of the fo…

DRIVE·Oct 5·1 min read

H01M10/3909 MOLTECH CORP [US]

Control system for sodium-sulfur battery

A control system for a sodium-sulfur battery, which is composed of a plurality of battery modules connected in series, includes a control device having at least a temperature measuring unit for measur…

DRIVE·Nov 19·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]

Current collector of positive electrode and sodium-sulfur battery using the same

A current collector of positive electrode enabling a NaS battery to be excellent in the charge recovery characteristic and low in internal resistance is provided, which collector has a high resistance…

DRIVE·Mar 26·1 min read

H01M10/3909 NGK INSULATORS LTD [JP]