To provide a composition for a heat cycle system having less influence over the ozone layer, having a low global warming potential and having excellent durability, and a heat cycle system.
A composition for a heat cycle system comprising a working fluid containing trifluoroethylene and difluoromethane, and a lubricating oil, wherein the interaction distance (Ra1123) between trifluoroethylene and the lubricating oil as determined from the Hansen solubility parameters is shorter than the interaction distance (Ra32) between difluoromethane and the lubricating oil.
提供一种对
臭氧层影响较小、全球升温潜能值较低且具有出色耐久性的热循环系统组合物以及一种热循环系统。
一种用于热力循环系统的组合物,包括含有
三氟乙烯和
二氟甲烷的工作流体以及润滑油,其中根据汉森溶解度参数确定的
三氟乙烯与润滑油之间的相互作用距离(Ra1123)短于
二氟甲烷与润滑油之间的相互作用距离(Ra32)。