713-665-7046

713-665-7046

refinery consulting, engineering consulting firms, process control engineering Articles

Search by:
56 Articles Found

Revamping Crude Unit Increases Reliability and Operability

By improving the operation of nonrotating equipment, a refiner minimizes losses and raises process profitability.
Tags: CDU, VDU

Crude Unit Revamp Increases Diesel Yield

An account of a crude vacuum unit revamp in which detailed calculation of the true performance of existing equipment, plus a realistic calculation of the benefits a revamp would bring, raised diesel production by 14.5 vol% on crude
Tags: CDU, VDU

De-entrainment and Washing of Flash-zone Vapors in Heavy Oil Fractionators

Extensive troubleshooting experience shows what methods are most successful.
Tags: CDU, VDU

Keeping Down the Cost of Revamp Investment

A comparison of the standard versus practical approach to the revamping of a crude unit. In this article the focus is on optimising the use of existing equipment, changing the process flow scheme to minimise flash zone pressure and thereby ...
Tags: CDU, VDU, Revamp

Field Data, New Design Correct Faulty FCC Tower Revamp

A large US Gulf Coast refinery had poor fractionation in their FCC main column after replacing trays with structured packing. Large amounts of gasoline were being downgraded to LCO because low cost liquid distributors were used. Packed main fractionators offer ...
Tags: FCCU

FCC Main Fractionator Revamps

Structured packing can influence unit pressure profiles and increase capacity.
Tags: FCCU