An integrated battery and cooling system (2) is provided, comprising a plurality of cells (10) and a heat sink arrangement (16). Each cell (10) comprises at least one electrical collector (27) of a first material coupled to a first electrically and thermally conductive electrical terminal (12) extending away therefrom, and at least one electrical collector (27) of a second material coupled to a second electrically and thermally conductive electrical terminal (14) extending away therefrom. The electrical terminals (12, 14) are substantially planar and form respective sidewalls of a series of elongate channels there-between. The heat sink arrangement (16) extends within each channel and is thermally coupled to at least one sidewall thereof.

A battery may include a first battery module, a second battery module, and a thermal management component. The first battery module may include a plurality of first battery cells, the second battery module may include a plurality of second battery cells, and the plurality of second battery cells may be located at the peripheries of the first battery cells. The thermal management component may include a first flow channel, a second flow channel, a first inlet through which fluid is input into the first flow channel, and a second inlet through which fluid is input into the second flow channel. The first flow channel and the second flow channel can be formed as two separate flow channels for flowing, so that the first flow channel adjusts temperature of the plurality of first battery cells and the second flow channel adjusts temperature of the plurality of second battery cells.

This relay unit includes: a first bus bar; a relay electrically connected to the first bus bar; and an apparatus cover for covering the first bus bar and the relay. The apparatus cover includes: an upper member in a box shape having a covered upper end, the upper member having an opening formed in a lower end; and a lower member bonded to the upper member such that the opening of the upper member is covered with the lower member. The lower member is formed of a resin having heat conductivity that is higher than that of the upper member. The first bus bar is connected to the lower member via a first inner heat conductive sheet such that heat can be transferred to the lower member, said first inner heat conductive sheet being disposed between the first bus bar and the lower member.

A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly, the case having a bottom surface and long and short sidewalls that extend upwardly from the bottom surface; a cap plate coupled to an upper portion of the case and sealing the case; and an insulation member attached to an outer surface of the case. The insulation member includes a first layer in contact with the outer surface of the case and made of a heat-resistant material, a third layer exposed to the outside and made of a stretchable material, and a second layer between the first and third layers and made of an insulating material.

A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly, the case having a bottom surface and long and short sidewalls that extend upwardly from the bottom surface; a cap plate coupled to an upper portion of the case and sealing the case; and an insulation member attached to an outer surface of the case. The insulation member includes a first layer in contact with the outer surface of the case and made of a heat-resistant material, a third layer exposed to the outside and made of a stretchable material, and a second layer between the first and third layers and made of an insulating material.

The present invention is directed to a flame retardant thermal interface material. The material contains a bio-based material and associated functional additives, wherein the bio-based material includes a protein and the functional additives include at least one of a char forming promotor, a char reinforce agent, a foaming agent, a thermal conductive agent, a flame suppression agent and other additives. The char forming promotor, the char reinforce agent and the flame suppression agent are used to adjust the combustion behavior of the material to render the material having desired flame retardation performance. The foaming agent and thermal conductive agent are used to adjust thermal conductivity of the material. The present invention is also directed to a process method of making a flame retardation thermal interface material.

The present invention is directed to a flame retardant thermal interface material. The material contains a bio-based material and associated functional additives, wherein the bio-based material includes a protein and the functional additives include at least one of a char forming promotor, a char reinforce agent, a foaming agent, a thermal conductive agent, a flame suppression agent and other additives. The char forming promotor, the char reinforce agent and the flame suppression agent are used to adjust the combustion behavior of the material to render the material having desired flame retardation performance. The foaming agent and thermal conductive agent are used to adjust thermal conductivity of the material. The present invention is also directed to a process method of making a flame retardation thermal interface material.

According to an embodiment, an electronic device includes a processor, a frame disposed at a rear side of the processor, a cylindrical battery disposed at a rear side of the frame, a composite sheet having at least one heat insulating member surrounding an outer peripheral surface of the cylindrical battery and at least one thermally conductive member surrounding the heat insulating member, and a heat sink disposed at a rear side of the composite sheet.

According to an embodiment, an electronic device includes a processor, a frame disposed at a rear side of the processor, a cylindrical battery disposed at a rear side of the frame, a composite sheet having at least one heat insulating member surrounding an outer peripheral surface of the cylindrical battery and at least one thermally conductive member surrounding the heat insulating member, and a heat sink disposed at a rear side of the composite sheet.

The battery module of the present invention includes a plurality of battery cells and a heat exchange unit configured to cool the plurality of battery cells, and the heat exchange unit includes: a flow frame through which coolant inflows and outflows; and a frame cover which is in contact with the plurality of battery cells, wherein the frame cover is coupled to the flow frame to form a flow space, through which the inflowing and outflowing coolant flows, together with the flow frame.