A chlorine contact tank at most ETPs and STPs gets sized against one number: theoretical detention time, the tank's volume divided by the design flow rate, with..
Power cables running to a submersible pump, a remote blower, or any motor sitting a long distance from its MCC at an ETP or STP get sized, overwhelmingly, again..
5 min readMost equipment procurement for ETPs and STPs in India, particularly anything routed through a government, PSU, or institutional tender, is awarded on an L1 basi..
5 min readThe intake air filter on an aeration blower at most ETPs and STPs gets replaced on a fixed calendar interval, every month, every quarter, whatever the maintenan..
5 min read
A Flow Meter's Calibration Certificate Can Be Perfectly Accurate and Still Mislead You Most of the Day · 5 min read 
An Underground Tank Can Be Structurally Correct Full and Still Float Out of the Ground Empty · 5 min read 
An Activated Sludge Plant Can Hold Its F/M Ratio Steady and Still Lose Nitrification Underneath It · 5 min read 
A Motor's Insulation Resistance Test Can Pass Every Year and Still Be Telling You It Is About to Fail · 5 min read 
A ZLD Business Case Can Balance on Water and Still Never Balance on the Salt It Leaves Behind · 5 min read 
A Fixed Polymer Dose Rate Can Look Perfectly Stable and Still Be Wrong Most of the Time · 5 min read Loading...
