Series Connection of Battery Cell Modules Series Connection of Battery Cell Modules - Sonic4lab In the manufacturing of power batteries, energy storage batteries, and other equipment, assembling multiple cells into battery modules is a core step in achieving the required voltage and capacity. This process requires the orderly series and parallel connection of individual cells using specific connection methods. The reliability and consistency of these connections directly determine the performance [...]

Breakthrough in Copper-Aluminum Joining Technology Breakthrough in Copper-Aluminum Joining Technology - Sonic4lab In industrial production and daily life, copper and aluminum are two highly representative metallic materials, each occupying an important position due to their unique advantages. Copper boasts excellent electrical and thermal conductivity and strong chemical stability, while aluminum stands out for its lightweight, low cost, and abundant resources. Effectively joining copper and aluminum can combine the advantages of [...]

Core Guarantee of Busbar Welding in Solar Cells Core Guarantee of Busbar Welding in Solar Cells - Sonic4lab In the manufacturing of solar panels, busbar welding is a crucial process for connecting individual solar cells and constructing current transmission channels, directly determining the power generation efficiency, reliability, and lifespan of the panel. As a core link in the photovoltaic industry chain, the precision of this process is a vital support [...]

Application of Brazing in Aluminum-Magnesium Alloy Joins Application of Brazing in Aluminum-Magnesium Alloy Joins - Sonic4lab Aluminum and magnesium alloys, with their excellent properties such as low density, high specific strength, and corrosion resistance, are widely used in aerospace, automotive manufacturing, and rail transportation. However, these two lightweight metal alloys are highly chemically reactive, easily forming oxide films and brittle intermetallic compounds during welding, resulting in poor joint mechanical properties [...]

  Ultrasonic brazing of platinum and tungsten   Ultrasonic brazing of platinum and tungsten- Sonic4lab In the field of precision manufacturing, the reliable connection of micro-sized metal wires is a key link for the normal operation of many high-end devices. Among them, the connection requirements for platinum-tungsten coils containing 92% platinum and 8% tungsten , and silver alloy wires containing 99% silver and 1% magnesium , due to the differences [...]

Soldering iron for heat sink soldering Soldering iron for heat sink soldering-Sonic4lab The heat dissipation efficiency of a heatsink hinges on the quality of the connection between the base and the fins. This "heat conduction pair" needs a seamless connection to fully unleash the thermal conductivity advantages of copper (thermal conductivity 401 W/(m・K)) or aluminum (200-230 W/(m・K)). While ultra-thin fin designs (0.1-0.5mm) maximize heat dissipation area, they present significant challenges [...]

Ultrasonic Soldering Machines Offer High-Efficiency FPC Welding Ultrasonic Soldering Machines Offer High-Efficiency FPC Welding - Sonic4lab Against the backdrop of the rapid development of the electronics manufacturing industry towards miniaturization and high precision, flexible printed circuit boards (FPCBs) are widely used in products such as smartphones, tablets, and wearable devices due to their advantages of being thin, flexible, and having high-density wiring. FPC soldering, as a key process in electronic [...]