Carbon fiber strengthened plastic (CFRP) was as soon as seen as a great physique materials for EVs, due to its excessive energy and light-weight weight. It was used within the Tesla Roadster and the BMW i3, however fell out of favor due to its excessive price. Now Nissan has developed a brand new manufacturing course of that accelerates the event of CFRP automobile elements.
Nissan goals to make use of the brand new course of to mass-produce CFRP elements and make use of them in additional vehicles. The corporate says its innovation can reduce the lead time to develop such parts by as a lot as half, and cycle time for molding by about 80%, in contrast with standard strategies.
Nissan discovered a brand new method to the prevailing manufacturing methodology generally known as compression resin switch molding, which entails forming carbon fiber into form and setting it in a die with a slight hole between the higher die and the carbon fibers. Resin is then injected into the fiber and left to harden.
Nissan’s engineers developed methods to simulate the permeability of the resin in carbon fiber whereas visualizing resin stream conduct in a die utilizing an in-die temperature sensor and a clear die. The results of the simulation was a high-quality part with shorter improvement time.