| 摘要 |
FIELD: instrument making.SUBSTANCE: heat exchanger with an outer pipeline for the first flow of coolant and an inner pipeline for the second coolant arranged inside an outer pipeline, besides, the inner pipe is bent wave-like with an amplitude, which at least complies with the difference between the inner diametre of the outer pipe and the outer diametre of the inner pipe.EFFECT: simplified assembly, reduced noise level with preservation of power consumption level.8 cl, 4 dwg |
