Problem No. 5: H₂SO₄ injection in urea melt
A discussion on the injection of sulphuric acid in the urea melt as a solution to reducing ammonia emissions from the urea prilling tower.
Tag: Ureaknowhow
Problem No. 4: Gaseous ammonia and dust emissions in urea plants
A discussion on some of the different solutions being used in the urea industry to reduce ammonia and urea dust emissions.
Problem No. 3: Higher vibration in high pressure pipelines
In the high pressure synthesis section of a urea plant there are several high pressure pipelines prone to higher vibration. Special precautions are needed to reduce and control the vibrations in these lines and to ensure safe and reliable operation.
Problem No. 2: High biuret level at low plant loads
A discussion about the relationship between urea plant load and biuret content in the final product.
Problem No. 1: Foaming in purification and concentration section
A discussion about the possible causes of foaming in the purification and concentration section of a urea plant.