文献类型：专利

英文题名：Vertical falling film evaporator, has tube plate connected with liquid distributor that is formed as double-layer sieve plate distributor, and guide channel whose lower part is set with liquid distribution plate of sieve plate distributor

作者：CHEN Q;LIU C;LUO Y;SUN Z;WANG X;XU D

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY;[2]NANTONG CIMC TANK EQUIP CO LTD

申请号：CN203123596-U

申请日：2012-12-27

公开日：2013-08-14

语种：英文

收录：DERWENT

摘要：NOVELTY - This utility model claims a kind of vertical falling film evaporator, comprising a shell, a liquid distributor in the shell, a tube plate with a liquid distributor, the lower of guide pipe and a guide pipe on the inner end of the tube plate heat exchange tube, a liquid distributor is a double-layer sieve plate distributor, the upper and lower two layers of the sieve plate is provided with several small holes, the sieve plate is connected with the lower part of the guide channel is provided with a liquid distribution plate of the double-layer sieve plate distributor and the tube plate at the bottom of the liquid distribution plate is provided with a certain number of uniform small holes, liquid from the inlet after enter into double-layer sieve plate distributor, of the small hole on the sieve plate and the guide channel into the uniform liquid distributor, a liquid distribution plate according to the uniform flow of the small hole to the tube plate. This utility model is a vertical falling film evaporator has simple structure, and the formed film is even, compared with the traditional liquid distributor, film distribution effect is good, the heat transfer performance is high, and it can be used for all kinds of evaporating and concentrating process.