The present invention provides a jelly roll for use in a secondary battery including a bumper frame that is capable of preventing a separation membrane of the jelly roll from being pinched between pouches when the pouch is sealed by heat and pressure after the jelly roll is inserted into a ...
The disclosed embodiments provide a battery cell which includes a set of jelly rolls enclosed in a pouch. Each jelly roll includes layers which are wound together, including a cathode with an active coating, a separator, and an anode with an active coating. The battery cell also includes a ...
Jelly-roll type battery unit and winding method th 专利名称：Jelly-roll type battery unit and winding method thereof and lithium secondary battery comprising the same 发明人：Chang-Seob Kim,Ju-Hyung Kim,Min-Ho Song,Jun-Won Kang 申请号：US11304710 申请日：20051216 公开号：US20060147793A1 公开日...
Provided is a jelly-roll type secondary battery to improve safety and to prevent the separation of an electrode tap when an electrode tap is bent without increasing the size of a battery. The jelly-roll type secondary battery comprises a jelly-roll type electrode assembly, wherein the outer su...
利用菜单File → Read → Case…读取网格文件jelly_roll-16.msh.gz 2.1 General设置 采用瞬态计算 2.2 Models设置 激活能量方程 右键选择节点Battery Model,点击弹出菜单项Edit…打开电场模型设置对话框 如下图所示设置Battery Model对话框中Model Options标签页下的参数 ...
Battery life in future iPhones and MacBook Pros could be improved with Apple's concept for a new, redesigned battery containing multiple "jelly rolls" enclosed in a single pouch.
The present invention relates to a secondary battery , and more particularly to a jelly roll pouch cells for a secondary battery as a basic structure of the electrode plate and the separator . According to the jelly roll of pouch cells for a secondary battery of the present invention , it ...
The disclosed embodiments relate to the design of a battery cell with multiple thicknesses. This battery cell includes a jelly roll enclosed in a pouch, wherein the jelly roll inclu
The present invention relates to a wound electrode assembly having an improved battery capacity and a secondary battery having the same by forming the same amount of the positive electrode active material and the negative electrode active material in the curved portion of the electrode assembly, where...
A secondary battery including a jelly roll configuration type electrode assembly formed by winding a stack of two electrodes having different polarities and at least one separator for preventing a short circuit between the two electrodes, a case for containing the electrode assembly, and electrode tab...