钎焊板式换热器

钎焊板式换热器是由一系列具有一定波纹形状的金属片叠装经过钎焊加工而成的各种板片之间形成薄矩形通道，通过板片进行热量交换。换热器由冲压成波纹状的薄金属板构成。流体经过精心布置的角边接口流经板片之间的通道，冷媒和热媒总是在相邻的通道内逆向流动进行换热。由于板片边缘采用焊接，因此介质不会从设备中流出。铜焊钎焊板式换热器各板片的接触点也是焊接点，以便承受介质的压力。

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