摘要:
The present disclosure relates to a lithium-ion battery module including a housing having a base, a battery cell in the housing, and a battery module terminal coupled to the battery cell via an electrical pathway, wherein the battery module terminal provides an electrical output when coupled to an electrical load, and wherein the electrical pathway is defined by a first portion, a second portion, and an interconnecting portion connecting the first and second portions. The first portion has a plurality of first conductive components coupled to one another within first connection planes using a first conductive material, and the first connection planes are substantially parallel to the base. The second portion has a plurality of second conductive components coupled to one another within second connection planes using a second conductive material, different from the first conductive material, and the second connection planes are crosswise to the first connection planes.
摘要:
The present disclosure relates to a battery module having a housing and a stack of battery cells disposed in a receptacle area of the housing, where each battery cell has a top having a battery cell terminal and a bottom, where the top of the battery cells face outwardly away from the receptacle area. The battery module includes an integrated sensing and bus bar subassembly positioned against the stack of battery cells and has a carrier, a bus bar integrated onto the carrier, and a biasing member integrated onto the carrier. The bus bar electrically couples battery cells in an electrical arrangement, and the biasing member is between the top of each battery cell and the carrier, where the biasing member has a first material, more compliant than a second material of the carrier, and the biasing member biases the stack of battery cells inwardly toward the housing.
摘要:
The present disclosure includes a battery module having a stack of electrochemical cells that includes terminals, a housing that receives the stack of electrochemical cells, and a bus bar carrier disposed over the stack of electrochemical cells such that bus bars disposed on the bus bar carrier interface with the terminals of the stack of electrochemical cells. The bus bar carrier includes opposing first and second guide extensions, the stack of electrochemical cells is disposed between the opposing first and second guide extensions, and the opposing first and second guide extensions physically contact a first outer electrochemical cell and a second outer electrochemical cell, respectively, of the stack of electrochemical cells to guide the terminals of the stack of electrochemical cells toward corresponding ones of the bus bars disposed on the bus bar carrier.
摘要:
The present disclosure includes a battery module having a group of electrically interconnected electrochemical cells, a battery module terminal configured to be coupled to a load for powering the load, and an electrical path extending between the group of electrically interconnected electrochemical cells and the battery module terminal, where the electrical path includes a bus bar bridge. The battery module also includes a housing, where the group of electrically interconnected electrochemical cells is disposed within the housing, and the housing includes a pair of extensions positioned along sides of the bus bar bridge and configured to retain the bus bar bridge and to block movement of the bus bar bridge in at least one direction.
摘要:
The present disclosure relates to a battery module having a housing and a stack of battery cells disposed in a receptacle area of the housing, where each battery cell has a top having a battery cell terminal and a bottom, where the top of the battery cells face outwardly away from the receptacle area. The battery module includes an integrated sensing and bus bar subassembly positioned against the stack of battery cells and has a carrier, a bus bar integrated onto the carrier, and a biasing member integrated onto the carrier. The bus bar electrically couples battery cells in an electrical arrangement, and the biasing member is between the top of each battery cell and the carrier, where the biasing member has a first material, more compliant than a second material of the carrier, and the biasing member biases the stack of battery cells inwardly toward the housing.
摘要:
A battery module includes a housing including a first interior surface, a second interior surface opposite the first interior surface, and a compressed cell assembly disposed within an interior space of the housing between the first and second interior surfaces. The compressed cell assembly includes a plurality of prismatic battery cells arranged in a cell stack that includes a first end, a second end opposite the first end, and a retaining wall disposed between the first end of the cell stack and the first interior surface of the housing. The retaining wall includes a first surface in contact with the first end of the cell stack and a second surface opposite the first surface that contacts the first interior surface of the housing. The first and second interior surfaces are configured to maintain the compressed cell assembly in a compressed state having a compression force above a predetermined threshold.
摘要:
The present disclosure relates to a lithium-ion battery module including a housing having a base, a battery cell in the housing, and a battery module terminal coupled to the battery cell via an electrical pathway, wherein the battery module terminal provides an electrical output when coupled to an electrical load, and wherein the electrical pathway is defined by a first portion, a second portion, and an interconnecting portion connecting the first and second portions. The first portion has a plurality of first conductive components coupled to one another within first connection planes using a first conductive material, and the first connection planes are substantially parallel to the base. The second portion has a plurality of second conductive components coupled to one another within second connection planes using a second conductive material, different from the first conductive material, and the second connection planes are crosswise to the first connection planes.
摘要:
The present disclosure includes a battery module having lithium-ion (Li-ion) electrochemical cells disposed in a row and expansion accommodating elements. Each expansion accommodating element is configured to accommodate swelling of one or more Li-ion electrochemical cell such that a footprint of the row of Li-ion electrochemical cells is substantially constant during operation of the battery module. The battery module also includes a plastic housing having a main body configured to receive the Li-ion electrochemical cells, and a cover heat sealed to a surface of the main body.
摘要:
Present embodiments include a lithium ion battery module having a lineup of prismatic lithium ion battery cells positioned within a cell receptacle area of a housing of the lithium ion battery module. The prismatic battery cells of the lineup are spaced apart from one another in a spaced arrangement by fixed protrusions extending from internal surfaces of the housing forming the cell receptacle area, and the fixed protrusions extend inwardly to form a plurality of discontinuous slots across a width of the cell receptacle area.
摘要:
The present disclosure includes a battery module having a first electrochemical cell and a second electrochemical cell positioned adjacent to the first electrochemical cell. The battery module also includes a separator plate disposed between the first electrochemical cell and the second electrochemical cell. The separator plate includes a body comprising a first side and a second side opposite the first side. The first side is disposed adjacent a first face of the first electrochemical cell and includes a first indention. The first indention defines a first space between the first face of the first electrochemical cell and the first side of the separator plate. The first space is configured to enable swelling of the first electrochemical cell into the first space.