Shipboard potable water bacteria and calorifier scale Shipboard potable water bacteria control on M/V Hermes Leader depended entirely on a UV steriliser, with no scale protection in the piping or the calorifier. The operator wanted safe water across the accommodation,...
Evaporator cleaning interval on a fresh water generator The evaporator cleaning interval on M/V Hermes Leader’s fresh water generator was too short, as scale built up on the heat exchanger plates and water production dropped to around 17 cubic metres a day....
Case Study from HYDROPATH Centrate line struvite scale at a sewage works Centrate line struvite scale at East Hyde Sewage Works, Luton, was severe and reappeared within weeks of every clean. Maintenance was frequent, pipes were being bypassed to keep the plant...
Case Study from HYDROPATH Sludge dewatering polymer reduction on a centrifuge Sludge dewatering polymer reduction was the goal at a Yorkshire wastewater treatment works dosing heavily with polymer on its dewatering centrifuges. The works could not simply dose less:...
Antiscalant elimination on a 200,000 m³ a day system Antiscalant elimination was the aim at Imperial Oil’s Canadian operation, which was dosing antiscalant heavily to protect its heat exchangers from calcium carbonate scaling. The system moves around 200,000...
