To monitor the dynamics in water quality in drinking water distribution networks,and to facilitate a quick and timely response to quality incidents and pro-active network operations,real-time water quality information...
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To monitor the dynamics in water quality in drinking water distribution networks,and to facilitate a quick and timely response to quality incidents and pro-active network operations,real-time water quality information is *** use of sensors for these traditional water quality parameters has serious limitations,both in terms of detection capabilities as well as operational *** of these sensors measures only a limited sub-set of all possible constituents of the water matrix,and therefore a multitude of sensors is required to obtain substantial ***,even using a combination of the traditional sensors,there remains a significant gap in detection capabilities,with a blind spot that includes most non-aromatic organic *** has developed a generic optical sensor concept,EventLab,that can be deployed online throughout a distribution network,and that meets the four key operational requirements of such an water quality event monitoring system;(i) continuous real-time detection,(ii) generic;one sensor covering the full spectrum of possible chemical contaminants,(iii) high sensitivity,and(iv) low cost and low *** measures minute refractive index(RI) changes in *** is a useful generic indicator of water quality as any substance,when dissolved in water,will change the refractive index of the water *** advantages include consistent sensitivity for all substances,response linear with concentration and high resistance to matrix *** from installations have confirmed the added value of the system as EventLab picks up water quality variations that remain invisible to traditional *** can be used as a stand-alone water quality monitoring solution,providing consistent coverage to detect any water quality variation due to dissolved ***,EventLab can be used as the basis for a multi-sensor monitoring strategy.
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