Ammonia distillation system and ammonia distillation process

• Main Authors: DU JING, SUN ZHAOJUN, WANG DENGFU, WANG LI, WANG DENGMING, TANG ZHIGANG, LI GUIHUA, JIANG AIGUO, CHEN SHANLONG
• Format: Patent
• Language: Chinese; English
• Published: 09.07.2019
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The invention provides an ammonia distillation system and an ammonia distillation process, which relate to the technical field of ammonia water treatment. The ammonia distillation system comprises a preheating unit, an ammonia distillation tower, a compressor and a first condenser. The preheating unit comprises a primary preheater and a secondary preheater communicated with the primary preheater,and the secondary preheater is communicated with the ammonia distillation tower, the ammonia distillation tower is communicated with the compressor, the ammonia distillation tower is communicated withthe primary preheater, the compressor is communicated with the secondary preheater, and the secondary preheater is communicated with the first condenser, so as to alleviate the technical problems inthe prior art such as large demand for equipment during ammonia distillation operation, high manufacturing cost and high energy consumption. 本发明提供了一种蒸氨系统以及蒸氨工艺，涉及氨水处理技术领域。该蒸氨系统包括预热单元、蒸氨塔、压缩机和第一冷凝器；所述预热单元包括一级预热件以及与一级预热件连通的二级预热件，