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WWT-KWWAA
AEREATION AIR MONITORING & CONTROL IN WASTE WATER TREATMENTThis application describes the use of Thermal Dispersion Mass Flowmeters for the measurement of aereation air in waster water treatment ponds.
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WWT-KDGM
APPLICATION OF GAS MASS FLOWMETERS FOR MONITORING BIO-GAS PRODUCTIONSystem intergated with Thermal Dispersion Mass Flowmeters for the measurement of Bio-Gas outflow in waster water digesters.
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WWT-AN114
CONTROL SYSTEM FOR THE IN-LINE WASTE WATER NEUTRALIZATIONBasic pH control system for the in-line neutralization of acid water.
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WWT-AN115
CONTROL OF STIRRED TANK REACTORS FOR THE NEUTRALIZATION OF WASTER WATERpH control system for stirred tank reactors for the neutralization of waste water. With computation of the "acid load".
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WWT-AN112
WATER QUALITY CONTROL IN WASTE WATER AEREATION TANKSThis application describes a simple method for the control of aereation equipment as a function of the oxygen concentration of the treated wastewater.
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WWT-GAVFM
WASTE WATER MEASUREMENT IN A MUNICIPAL SEWAGE COLLECTION SYSTEMThis application describes the use of the Area-Velocity Flowmeters (AVFM) in the waster water measurement, with installation in the man-holes.
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WWT-GALDF
DETERMINATION OF A LAGOON WASTER WATER DISCHARGE FLOWAn Area-Velocity Flowmeter (for open channels, with no need for weir or notch) is used to control the discharge flow of waste water into a lagoon.
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WWT-AN125
FLOW CONTROL LOOP FOR WASTE WATER ALTERNATING PNEUMATIC PUMPSIt is described how with a flowmeter and a high capacity I/P transducer it is possible to regulate the speed of a pneumatic alternating pump.
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WWT-AN118
BASIC SYSTEM FOR THE IN-LINE CHLORINATION OF DRINKING WATER OR WASTE WATERThis application note describes a simple system for the in-line dosing of chlorine in drinking water or waster water processing plants.
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WWT-AN110
FLOW DIRECTION SENSING INSTALLATION FOR LARGE PIPESApplication of a Remote Seal Differential Pressure Transmitter for the detection of the flow direction in large distribution pipes.
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WWT-AN113
DRAIN AUTOMATIZATION IN EVAPORATIVE REFRIGERATION TOWERSThis application describes a simple solution (conductivity) for the drain automatization in a typical evaporative refrigeration tower.
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