Heat Transfer
Alfa Laval wins order to supply heat exchangers at US petrochemical plant
The Alfa Laval OLMI heat exchangers will be used to increase the yield and recover energy in the production of ethylene, an important ingredient for the manufacturing of industrial chemicals and plastics products.
Mitigate heat exchanger corrosion with better construction materials
Better materials can provide optimal equipment service life, reduce maintenance, mitigate contamination by corrosion products and minimize heat loss due to fouling.
Mitigate fouling in crude unit overhead—Part 3
CASE STUDYThe basis for this case study is shown in Fig. 18; it is a crude unit with overhead heat integration. This is a one-drum overhead system with heat integration and no water wash. In an attemp..
Mitigate fouling in crude unit overhead—Part 2
Up to 50% of the refinery’s entire corrosion expense may occur in the crude unit. The root causes of the fouling and corrosion issues are often linked to the basic unit configuration choices, as ..
Improve solvent recovery in wax production
The solvent-recovery section of the deoiling unit for wax production consumes substantial energy. In this study, the effects of operating conditions (pressure), energy consumption and cost, and proces..
Update temperature control for a Claus unit with neural networks
The Natref oil refinery in Sasolburg, South Africa, had experienced refractory problems in the sulfur recovery unit’s (SRU’s) combustion chamber since startup (Fig. 1). Even though the SRU w..
HP Innovations
ClearSign marks NOx reduction milestoneClearSign Combustion Corp. has cost-effectively reduced NOx to a record-setting 3 ppm. The results indicate that ClearSign’s technology may overcome many of..
Foster Wheeler to supply fired heaters for Russia refinery expansion
“The supply of all of the fired heaters required for this new complex at one of the largest refineries in Russia is one of the biggest and most critical packages we have awarded, and we are pleased to have selected Foster Wheeler,” said V.E. Somov, general director of Kirishinefteorgsyntez.
HP Innovations
Burner management system ideal for retrofitsPrincipal Technology Inc. offers a modern burner management system (BMS) (Fig. 1) specifically designed for the retrofit of legacy boilers, ovens, furnaces ..
Mitigate fouling in crude unit overhead—Part 1
In a refinery crude distillation column, up to 40% of the total heat removal may be found in the tower overhead condenser. The quantity of duty available makes heat integration (HI) between the column..
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