Applications & Solutions
92Pages

NIVUS Applications & Solutions, 30.04.2018, 5th Edition NIVUS GmbH • Im Täle 2 • 75031 Eppingen, Germany • Internet: www.nivus.com • Tel.: +49 (0) 7262 9191-0 • E-Mail: info@n

The NIVUS group is a worldwide leading developer, manufacturer and supplier of measurement systems for the water economy. Our product range comprises measuring systems for flow and level measurement. Furthermore we carry out challenging urban drainage monitoring projects. This collection of applications is intended to give you an overview on our fields of operation. If you should not find your application in this collection - please contact us. Our experienced application engineers gladly will assist you finding your solution. Give us a call - Phone +49(0)7262-91 91-0 Channel Networks...

Fix Installation Measurements Flow Measurement in Channel with Dry Weather Flume Page 6 Flow Measurement in Channel that could not be shut down Page 7 Flow Measurement in Pipe that could not be shut down Page 8 Flow Measurement in large Collector Duct Page 9 Precipitation Measurement with GPRS Transmission Page 10 Replacement of Measurement with inverted Syphon Page 11 Hybrid Flow Measurement in Main Collector Page 12 Pump Stations and Lifting Facilities Flow Rate Monitoring on Pumps Level Measurement in Pump Well Level Measurement Spiral Pump Control Flow Measurement for Pump Efficiency...

Reference Application Channel Networks Fix installation Measurements Flow Measurement in Channel with Dry Weather Flume Application + Segmented rectangular channel, 3 m width, Channel Networks + Made of concrete + Part filled + Channel with dry weather flume and side space Wastewater Treatment Plant View of measurement place Flowing Water + Accurate detection of dry weather discharge and combined water discharge Solution + A measurement system Type NivuFlow 750 M3 with several flow velocity sensors has been used. + To detect low volumes, the first sensor has Water Supply been installed in...

Reference Application Channel Networks Fix installation Measurements Flow Measurement in Channel that could not be shut down Application + The need to replace the existing Time of Flight without shutting down the flow. Channel Networks + 4m deep channel + Application required to be installed in just 1 day Wastewater Treatment Plant View of measurement place Flowing Water + To be able to measure Flow without shutting down the works. Solution + A measurement system Type NivuFlow 750 has been used. + Rather than mounting the sensor on the floor of Water Supply the channel we used a catamaran...

Reference Application Channel Networks Fix installation Measurements Flow Measurement in Pipe that could not be shut down Application + To supply high accuracy flow meter on a new Channel Networks works application, cost was an issue and maintaining a Mag meter was another issue. View of measurement place Wastewater Treatment Plant + The task was to find savings by not installing a Mag meter in a Flowing Water chamber size of 4.5 m x 4.2 m as the cost was circa 120k due to the flowmeter size and size of chamber. + A measurement system Type NivuFlow 750 has been used. + We were able to...

Reference Application Channel Networks Fix installation Measurements Flow Measurement in large Collector Duct Application + Trapezoid canal with dry weather flume and sloping bottom, 10 m x 2.5 m (w x h) Channel Networks + Part filled + Old concrete + Lateral inflow upstream of measurement place Wastewater Treatment Plant Flowing Water + Detection of combined sewage discharge between 200 l/s and 20.000 l/s (nighttime discharge - rainfall) + High accuracy of the system despite curved canal and lateral inflow upstream of measurement place + System should be insensitive to soiling Solution +...

Reference Application Channel Networks Fix installation Measurements Precipitation Measurement with GPRS Transmission Application + Investigation of precipitation volumes for billing purposes within a water association consisting of several communities + Setup of 7 precipitation measurement spots to Channel Networks detect stormwater volumes + Transmission of detected data to central access Wastewater Treatment Plant point via GPRS desired Rain Gauge with NivuLog Easy + Four rain gauges have been available for the detection of precipitation volumes so far which however had to be read out...

Reference Application Channel Networks Fix installation Measurements Replacement of Measufrement with inverted Syphon Application + Rectangular concrete channel, approx. 2.5 x 2.5 m (w x h) + Part filled + Impoundage shield installed later in the channel Wastewater Treatment Plant Channel Networks with inverted syphon and EMF DN 800 Flowing Water + Detection of very low to very high flow rates + Highly reliable system without formation of backwater and aerosols + Resistant to sludge formation Solution + The installed EMF, which failed to measure at low flow rates due to sludge formation and...

Reference Application Channel Networks Fix installation Measurements Hybrid Flow Measurement in Main Collector Application Channel Networks Hood profile 2200 x 1980 Part filled and full Precast concrete parts Sedimentation and temporary overflow View of Measurement Place Wastewater Treatment Plant Definition of Task + Detection of flow rates in a large main collector of a combined sewage channel network ranging from low nightly discharge to flood events Flowing Water + Due to sedimentation, stones and debris sensors cannot be installed on the channel bottom + At rainfall events the...

Reference Application Channel Networks Pump Stations and Lifting Facilities Flow Rate Monitoring on Pumps Application + Cast iron pipe DN 200 + Full filled + Old existing line (condition unknown), installed Channel Networks pipe system cannot be modified Installed Clamp-On System Flow rate monitoring of feed pump to detect clogging and dry run Tendency monitoring of feed pump to detect wear and tear Optimisation of repair and maintenance intervals No high accuracy required (permissible error higher than 10 %) Good reproducibility Flowing Water Wastewater Treatment Plant Solution + A...