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管径对冷库铝排管蒸发器性能的影响

  以一栋储藏量约为五万吨的氨制冷系统冻结物冷藏库为例,设库内蒸发器均采用冷库铝排管设计,按照通常的D38排管设计,库内排管大约需要用钢量约450t,库内排管氨液充注量约为63t。若顶排管采用D25排管设计,其顶排管用钢量将减少55.8t,库内排管氨液充注量将减少31t:若顶排管采用D20排管设计,其顶排管用钢量将减少147.15t,库内排管氨液充注量将减少38.5t;若顶排管采用D14排管设计,其冷库铝排管用钢量将减少183.15t,库内排管氨液充注量将减少50.3t。

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冷库铝排管