เพรสเชอร์เกจวัดแรงดันน้ำ has refurbished sodium hypochlorite dosing pumps for ADNOC on schedule using its facility in the United Arab Emirates to fulfill strict shutdown deadlines.
Engineers test a newly refurbished sodium hypochlorite dosing pump for ADNOC at Amarinth’s facility in UAE – Image courtesy of Amarinth.
The UK company provided the unique pumps to ADNOC in 2016 for sodium hypochlorite dosing duties on the Umm Lulu offshore platform positioned within the Arabian Gulf, 30km north-west of Abu Dhabi, UAE. Because sodium hypochlorite is extremely corrosive, Amarinth originally used titanium alloy for all wetted components.
During a routine capital evaluation, ADNOC decided the pumps were due for refurbishment. The sodium hypochlorite dosing pumps are critical to production and refurbishment had to align exactly with a selected shutdown schedule.
The shutdown schedule wouldn’t enable the pumps to be returned to the UK for a full strip, assessment and refurbishment, so Amarinth used its UAE facility to undertake the work.
Amarinth’s UAE facility was capable of full the strip and assessment report inside 5 working days and suggest two refurbishment initiatives. The first concerned a full rebuild, test and warranty of the primary pump changing all of the titanium elements together with impeller, shaft, bearing brackets and mechanical seals. The work wanted to be accomplished in just eight weeks. Amarinth prioritised the ordering of the titanium parts and was able to have the parts manufactured and shipped to the UAE to align with the rebuild schedule. The second venture undertook the identical work on the other two backup pumps to be accomplished on a 24-week schedule.
Oliver Brigginshaw, managing director of Amarinth, stated: “Having provided the unique pumps to ADNOC we’ve a wealth of expertise in working with titanium parts. We are additionally pleased with the growth of our native UAE facility for service and support and which enabled us to successfully expediate this explicit refurbishment, benefiting each ADNOC and the native financial system.”
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