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如今步入了21世纪,经济在发展,社会在进步,人们的生活水平也在日益提高。人们对热量的需求越来越多,换热器作为热量之间的传导和交换设备,其作用也越来越被我们所重视。换热器,顾名思义,就是热量交换器,换热器最重要的特征之一就是传热,它在传热的途中如果没有受到阻力或者受到的阻力较小可以直接忽视,那么换热器的传热作用会相对增强,正因为它强大的传导交换热量的作用,使它在我们的生产生活中得以广泛的应用。为使换热器更好的服务于我们的生活,我们要思考和讨论换热器的性能,分析出它的性能才能更好的开发它的作用。
Now that we have entered the 21st century, our economy is developing and our society is making progress. People’s living standards are also on the rise. People demand more and more heat. Heat exchangers, as conduction and exchange devices between heat, are more and more important to us. Heat exchanger, as the name implies, is the heat exchanger, one of the most important features of the heat exchanger is heat transfer. If there is no resistance on the way of heat transfer or the resistance received can be neglected directly, then the heat exchanger The heat effect will be relatively enhanced, precisely because of its powerful conduction of heat exchange, so that it can be widely used in our production and life. In order for the heat exchanger to better serve our life, we must think about and discuss the performance of the heat exchanger, and analyze its performance in order to better develop its function.