Full function test completed.
CAUSTIC DILUTION & INJECTION SKID
The purpose of the custom designed and built skid package is to dilute and inject controlled volume of caustic solution at 3%-5% into the crude, which will react with the Chlorides to form a less corrosive Chloride.
AFH have designed, tested and supplied the skid package in accordance with client specifications.
The skid package consists of 4 LEWA double diaphragms API 975 pumps fitted with diaphragm rupture detection gauges. There are 2 CAUSTIC pumps (in duty/standby) and 2 WATER pumps (in duty/standby).
A panel mounted control system comprising of an EX’d enclosure (with selector switches and start/stop buttons), 515 controller taking density and flow readings received from the Micro Motion Coriolis meter and making real-time adjustments for stroke length and speed of pumps (VSD control). The VSD panel is located off skid in a safe area.