Patent ID: 9599409
Date: 2017-03-21
CPC Classifications: F25B,F28F

Claim:
1. A heat exchanger for a heating or air-conditioning system in a motor vehicle comprising a distributor unit, an evaporator unit comprising a plurality of flat pipes, and a diversion unit, wherein the distributor unit, evaporator unit, and diversion unit are in fluid communication, wherein a refrigerant medium flows from the distributor unit into the evaporator unit, wherein the heat exchanger is of two-block design such that the diversion unit diverts the refrigerant medium only one time per pass through the heat exchanger, wherein the distributor uniformly distributes the refrigerant medium over the full width of the evaporator unit, wherein the evaporator unit comprises an evaporator inlet having a pressure loss element, wherein the difference in refrigerant pressure before entering and after exiting the distributor unit is represented by (p wherein the value of the ratio (V) is greater than 3.