An apparatus for detecting swelling of a battery module, which includes a swelling detection panel having an edge in contact with an inner surface of a battery module housing; a slant portion configured to protrude from the inner surface of the battery module housing and having a slant surface extending from a first location adjacent to the edge of the swelling detection panel to a second location while forming a predetermined angle with the inner surface; a contact sensor unit installed to the inner surface of the battery module housing immediately adjacent to an end of the slant surface corresponding to the second location; and a control unit configured to receive a swelling detection signal from the contact sensor unit when the edge of the swelling detection panel contacts the contact sensor unit, and to control an alarm unit to output an alarm message.

A battery module includes a plurality of battery cell assemblies, each battery cell assembly including at least one battery cell, and a module frame extending in a longitudinal direction of the plurality of battery cell assemblies, the module frame accommodating therein the plurality of battery cell assemblies in a row in the longitudinal direction.

A battery pack includes: a plurality of stacked battery cells; a holding member that holds the plurality of battery cells; an adhesive member that is interposed between each of the battery cells and the holding member and that adheres each of the battery cells and the holding member; and a heat conduction member that has an elastic modulus smaller than an elastic modulus of the adhesive member and that is interposed between each of the battery cells and the holding member.

A marine drive is for propelling a marine vessel. The marine drive has a propulsor configured to generate a thrust force in a body of water, an electric motor that powers the propulsor, a battery having a battery port for outputting battery power, a supporting frame that supports the marine drive relative to marine vessel, the supporting frame having a frame interior that retains the battery, and a motor port in the frame interior, wherein inserting the battery into the frame interior engages the battery port with the motor port so that the battery provides electric power to the electric motor. A removable cover is provided on the motor port.

A marine drive is for propelling a marine vessel. The marine drive has a propulsor configured to generate a thrust force in a body of water, an electric motor that powers the propulsor, a battery having a battery port for outputting battery power, a supporting frame that supports the marine drive relative to marine vessel, the supporting frame having a frame interior that retains the battery, and a motor port in the frame interior, wherein inserting the battery into the frame interior engages the battery port with the motor port so that the battery provides electric power to the electric motor. A removable cover is provided on the motor port.

A battery module comprising a plurality of battery cell units, each one comprising: a battery cell having a first pole and a second pole, and a switch circuit, comprising a plurality of switches, and a switch controller arranged to control the switches of the switch circuit to enter either of a first state, in which the battery cell is connected in parallel with a neighboring battery cell, and a second state, in which the battery cell is connected in series with a neighboring battery cell. The battery module is configured to control the switching between the first and second states on a probabilistic basis.

A battery module comprising a plurality of battery cell units, each one comprising: a battery cell having a first pole and a second pole, and a switch circuit, comprising a plurality of switches, and a switch controller arranged to control the switches of the switch circuit to enter either of a first state, in which the battery cell is connected in parallel with a neighboring battery cell, and a second state, in which the battery cell is connected in series with a neighboring battery cell. The battery module is configured to control the switching between the first and second states on a probabilistic basis.

The present application relates to a battery, a method for manufacturing a battery, and a power consuming device. The battery includes at least two battery cells, wherein each of the battery cells includes electrode terminals arranged at end portions of two sides of the battery cell in a lengthwise direction, wherein a filling port for filling an electrolyte is provided in the electrode terminal on one side in the lengthwise direction of the battery cell, and the electrode terminals of the two battery cells are oppositely arranged in the lengthwise direction of the battery cells and are welded together to seal the filling ports. According to the battery of the present application, the filling port is provided in the electrode terminal, and the filling port does not occupy a space of an end cap, such that the size of the electrode terminal may be increased, thereby increasing the overcurrent area of the electrode terminal. Moreover, the entire battery is sealed directly by means of the electrode terminals without an additional sealing procedure, thereby reducing the cost and improving the production efficiency.

A high voltage battery module comprising a plurality of low voltage battery assemblies and a method for manufacturing a high voltage battery module are provided.

A battery pack for efficiently supplying a power to a vehicle and including a battery assembly, a power supply terminal connectable to a connection terminal of the vehicle that is connected to a vehicle control unit and a vehicle motor, a power supply path located between the power supply terminal and the battery cell and supplying a power from the battery cell to the power supply terminal, a switching unit provided on the power supply path electrically turn on/off the power supply path, a mounting recognition unit recognizing whether the battery pack is mounted to the vehicle, and a processor controlling the switching unit so that a power is supplied from the battery cell to the vehicle control unit, when receiving a signal from the mounting recognition unit that the battery pack is recognized as being mounted to the vehicle.