Process Optimization
Global chemical engineering education: paradigms for online technology
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HP Water Management: What do these corrosivity indices mean?
Industry has developed several semi-quantitative measures of the corrosive tendency of water. Corrosivity is the tendency to sustain anodic or cathodic chemical reactions. System design..
HP Water Management: What do scaling indices mean?
Industry has developed several semi-quantitative measures of the scaling tendency of water. System designers and engineers use these empirical indices to predict the scaling from water ..
HP Water Management: Basic cooling water treatment
Water treatment for cooling systems has three primary objectives: corrosion, deposition and microbiological control. System components with high temperatures on heat-transfer surfaces a..
Control corrosion factors in ammonia and urea plants
Processing conditions for ammonia and urea are highly corrosive; using metallurgical advancements can mitigate such forces
Control corrosion factors in ammonia and urea plants Fig 1
Fig. 1. Steam-reforming ammonia process. ..
Control corrosion factors in ammonia and urea plants Fig 2
Fig. 2. Urea process flow diagram. ..
Control corrosion factors in ammonia and urea plants Fig. 3
Fig. 3. Various forms of process corrosion. ..
Control corrosion factors in ammonia and urea plants Fig. 7
Fig. 7. Operating limits for steels in hydrogen service. ..
Enhance furnace tube resistance to carburization and coke formation
Applying diffusion coatings on ethylene furnace tubes may increase run times between decoking
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