硫化碱两效蒸发工艺系统

摘要

本发明公开了一种硫化碱两效蒸发工艺系统，包括蒸汽线路、物料线路及冷凝水线路。硫化碱两效蒸发开创了硫化碱生产蒸发工序的新模式，用两效列管蒸发替代了单效列管蒸发和导热油炉蒸发，节省了大量蒸汽（两效蒸发吨碱耗蒸汽1.3t），降低了生产成本，提高了产品的市场竞争力。另外，拆除了导热油炉用的两座烟囱，减少了大气污染，改善了周边环境，满足了环保要求。

主权项

一种硫化碱两效蒸发工艺系统，包括蒸汽线路、物料线路及冷凝水线路；其特征在于：蒸汽线路中，来自分汽包的生蒸汽进入$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/dest\_path\_image002.jpg$效蒸发罐（2），所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/540713dest\_path\_image002.jpg$效蒸发罐（2）通过$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/325260dest\_path\_image002.jpg$效二次蒸汽管路与$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/974548dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/292265dest\_path\_image002.jpg$效蒸发罐（5）相连，所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/368806dest\_path\_image002.jpg$效二次蒸汽管路上安装除沫器（4），所述除沫器（4）连接碱液回收罐（5）；所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/109491dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/296890dest\_path\_image002.jpg$效蒸发罐（5）通过$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/78901dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/575610dest\_path\_image002.jpg$效二次蒸汽管路与一级混合冷凝器（6）相连，所述一级混合冷凝器（6）通过蒸汽喷射泵（7）与二级混合冷凝器（8）相连，所述二级混合冷凝器（8）通过不凝气管路与水环真空泵（9）汽体进口相连，所述水环真空泵（9）汽体出口连接排空管；所述一级混合冷凝器（6）的循环冷却水出口和二级混合冷凝器（8）的循环冷却水出口分别连接水封槽（12）；所述水封槽（12）连接冷却塔（11），所述冷却塔（11）通过冷却水泵（10）连接一级混合冷凝器（6）的循环冷却水进口和二级混合冷凝器（8）的循环冷却水进口；物料线路中，物料通过进料泵（1）经进料管送入$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/787280dest\_path\_image002.jpg$效蒸发罐（2），所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/529102dest\_path\_image002.jpg$效蒸发罐（2）通过导料管线与$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/40986dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/318384dest\_path\_image002.jpg$效蒸发罐（5）相连；所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/797775dest\_path\_image002.jpg$效蒸发罐（2）的蒸发室底部和加热室底部通过$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/61398dest\_path\_image002.jpg$效循环轴流泵（19）连接，所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/444100dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/892398dest\_path\_image002.jpg$效蒸发罐（5）的蒸发室底部和加热室底部通过$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/344240dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/660820dest\_path\_image002.jpg$效循环轴流泵（15）连接；所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/412876dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/658174dest\_path\_image002.jpg$效蒸发罐（5）通过排料管路与成品加热罐（14）相连；冷凝水线路中，所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/721945dest\_path\_image002.jpg$效蒸发罐（2）和$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/592949dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/183200dest\_path\_image002.jpg$效蒸发罐（5）产生的冷凝水分别通过$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/848667dest\_path\_image002.jpg$、$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/822571dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/497266dest\_path\_image002.jpg$效冷凝水管线进入$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/942022dest\_path\_image002.jpg$效平衡桶（20）和$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/903025dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/816754dest\_path\_image002.jpg$效平衡桶（16），所述$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/792012dest\_path\_image002.jpg$效平衡桶（20）和$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/842008dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/239491dest\_path\_image002.jpg$效平衡桶（16）各自连接$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/624205dest\_path\_image002.jpg$效闪发罐（21）和$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/906282dest\_path\_image002.jpg$$˵��:\; D:/cpc/cases/inventions/12bdf061-5715-4ebe-ae5e-137041f09b1a/new/100001/561516dest\_path\_image002.jpg$效闪发罐（17）。