机动车冷却液的选择和使用

Selection and use of cooling liquid of vehicle

机动车冷却液用于水冷式发动机的冷却系统,是发动机冷却系统的传热介质,具有冷却、防腐、防垢、防冻的作用。机动车冷却液的良好工作是发动机正常工作的重要保证,本文从冷却液的作用、性能、分类、规范、使用选择等方面介绍了冷却液的相关知识和使用注意事项。

The cooling liquid is used for the cooling system of water-cooling engine and heat-transferring medium in cooling system of engine and has cooling, preservative, antiscale and anti-icing functions. The good situation of cooling liquid in vehicle is important assurance of normal work of engine. The paper introduced relative knowledge of cooling liquid and matters needing attention for use from following aspects： function, property, category, certification and selection of cooling liquid.