Water and Wastewater Use Cases
Explore use cases tailored for the Water and Wastewater industry
54 use cases
Drinking Water Supply
Bank filtration
Water and Wastewater
Water obtained from wells adjacent to lakes and rivers is called bank filtration. The flowing water constantly seeps through the riverbed and mixes with the ground water. The level of water must be co...
Chemical tank
Water and Wastewater
Chemical tanks guarantee the supply of raw materials for ongoing processes. The plant operator needs exact level readings from the containers at all times to be able to ensure punctual replenishment....
Deep well
Water and Wastewater
Ground water from deep wells is pumped to the surface with the help of submersible pumps. It must be ensured, however, that the amount of water extracted is balanced to the amount that seeps back in....
Drinking water pipeline
Water and Wastewater
To transport drinking water even to the remotest drinking water storage facilities, pumping stations generate the required water pressure, which is constantly monitored by a pressure transmitter. A le...
Elevated storage tanks
Water and Wastewater
Elevated water tanks are reservoirs located at high places that act as a buffer during periods of peak demand. They compensate for delivery fluctuations and enable efficient plant operation. Reliable...
Evaporation chamber
Water and Wastewater
In thermal seawater desalination, the drinking water is produced in multi-stage evaporation processes. By connecting the various stages in series with ever lower temperatures, the system’s coefficient...
Filter monitoring
Water and Wastewater
The raw water is pumped from the lake into a tank. It is then filtered via a drum filter. In this process the water is separated and purified from any suspended matter and coarse impurities. An electr...
Flotation
Water and Wastewater
To filter suspended matter out of the water, precipitants are added to the water. When small air bubbles are injected into the liquid, suspended matter is bound to the rising bubbles and drawn off at...
Gauging station
Water and Wastewater
Precise monitoring of the river level is an important requirement for sustainable extraction of river water for use as drinking water. The measurement sites are often in exposed locations and sensor...
Gravel bed filter
Water and Wastewater
The suspended matter is filtered out of the water via the sand and gravel filled filter tank. Pressure is applied to pump water through the filter bed. Dirt particles are retained in the filter materi...
Intermediate bulk containers
Water and Wastewater
In many processes, small amounts of various additives are required to improve the properties of certain end products. The media are supplied in small, transportable containers. Level measurement ensur...
Mineralisation tank
Water and Wastewater
Various methods are used to replenish the demineralised water with the minerals required in healthy drinking water. One method is to pass the water through a container filled with limestone, enriching...
Osmosis filter
Water and Wastewater
Sea water is pressed through a semi-permeable membrane under high pressure. The semi-permeable membrane allows only water molecules to seep through. Salts, bacteria and viruses are retained in the fil...
Ozone gas collection pipe
Water and Wastewater
Ozone is used for the disinfection of drinking water. It is produced from oxygen in a hyperbaric reactor by means of electrical energy. The gas produced then flows into the ozone gas collection pipe....
Pure water tank
Water and Wastewater
Pure water tanks are important storage facilities for periods of peak demand. They compensate for delivery fluctuations and enable efficient plant operation. The pure water tank is therefore not only...
Reverse osmosis
Water and Wastewater
The seawater is forced through a semi-permeable diaphragm under high pressure. Only pure water molecules can pass through. Salts, bacteria and viruses are retained in the filter. The resulting water i...
Seawater extraction
Water and Wastewater
The seawater is fed into large buffer basins for further processing, sometimes these can be several hundred metres from the coast. Level measurement in the basins controls the extraction pumps and thu...
Storage tank for flocculant
Water and Wastewater
The finest impurities in the water are bound together through flocculation. This allows the coagulated materials to be removed from the water by sedimentation or filtration. The flocculant required fo...
Surge tank
Water and Wastewater
In the central drinking water supply system, air-bladder chambers are used to compensate for pressure fluctuations in the supply line. They are used primarily to stabilize smaller water networks, wher...
Ultrafiltration
Water and Wastewater
During seawater desalination, substances often have to be removed or separated from each other. One method for separation or precipitation is filtration. Superior product quality results only when the...
Water source
Water and Wastewater
Spring water originates from surface water, which passes down through layers of porous rock on its way down into the earth. It then flows horizontally along a layer of clay or rock and thus forms a sp...
Water storage tanks
Water and Wastewater
Water storage tanks are especially important in times of peak demand. They compensate for delivery fluctuations and enable efficient plant operation. The water storage tanks are therefore not just sto...
Water supply dam
Water and Wastewater
To operate drinking water storage reliably, precise information about the water level of the inflow as well as the dam itself is required. The level of water in the dam can be continuously monitored b...
Water tower
Water and Wastewater
Water towers are used as storage facilities for drinking water and as pressure balancing tanks in the network of water supply pipelines. In order to keep the water level and thus the network pressure...
Wastewater Treatment
Chemical tanks
Water and Wastewater
Through the addition of chemicals, phosphates in the wastewater are precipitated out, for example in primary sedimentation, in aeration systems or in special precipitation and secondary clarifiers. Pr...
Coarse and fine screens
Water and Wastewater
Mechanical cleaning removes entrained floating matter with screens or sieves. This protects the downstream process stages from buildup, clogging and abrasion. Solids with diameters greater than 25 mm...
Combined Sewer Overflow (CSO)
Water and Wastewater
Large Combined Sewer Overflows (CSOs) protect the wastewater treatment plant from a capacity overload during heavy rain. The precipitation is temporarily stored and then delivered to the treatment pla...
Conditioning
Water and Wastewater
The applied chemicals and precipitants are suitably conditioned to ensure that they reach the wastewater in an optimal, low concentration. They are metered out according to the degree of pollution and...
Container
Water and Wastewater
After coarse/fine screening, sorted solids such as waste, plastics, sand and sludge are transported to special containers via conveyor belt. Reliable level measurement enables automatic notification t...
Digester
Water and Wastewater
The organic components of sewage sludge are decomposed under anaerobic conditions in heated, closed digestion tanks. In the process, combustible gases such as methane are released from the sludge. The...
Fuel tank
Water and Wastewater
Backup generators are a common safeguard at lift stations to maintain operation during power outages. Day tanks at each lift station and a main tank at the plant are used to store the fuel. To make su...
Gas pipeline
Water and Wastewater
The biogas generated from sewage sludge is used for environmentally friendly production of heat and electricity. It is transported to the storage tanks through a gas pipeline.
Gauge station
Water and Wastewater
Accurate monitoring of the river level is an important prerequisite to be able to react quickly and correctly in the event of a flood. Data recording and transmission via radio link is the optimal sol...
Grit trap
Water and Wastewater
Through circulation and aeration of the wastewater, mineral substances such as grit and sand settle to the bottom of the settling basin. Point level detection of settled sand under water prevents equi...
Grit washer
Water and Wastewater
Before the settled out sand can be used as recycled material, it is cleansed of organic matter in the sand washing plant. The washed sand is then dewatered in a screw press and discharged into a stora...
Gullies
Water and Wastewater
Buildup and deposits accumulate in gullies and raise the water level there. Since this can lead to blockages, gullies must be cleaned regularly. Reliable level measurement ensures that blockages are r...
Inlet channel
Water and Wastewater
Sewage and rainwater are often transported to the treatment plant in open collection channels or flumes. The flow rate is measured at various points in these channels. Measurement of the water flow at...
Lime silo
Water and Wastewater
In the nitrogen and phosphorus removal stage, lime is used to stabilize the pH value. Stored in silos, the lime is added to the wastewater as a solid or as an aqueous suspension. The silo content is m...
Mixing and equalization ponds
Water and Wastewater
These open pools even out peak loads and strong volume fluctuations. During periods of decreased load, the wastewater is pumped from the buffer pool into downstream biological treatment basins. A lev...
Process water tank
Water and Wastewater
The process water is collected in tanks or open basins. Pressure pumps deliver the water for cleaning and rinsing purposes to various locations in the wastewater treatment plant. To ensure an optimal...
Pump room
Water and Wastewater
To protect the process pumps, any leakage water, e.g. arising from a faulty pump seal, is detected and an alarm triggered. The pressure in the pipe is measured directly at the pump and displayed in th...
Pumping station
Water and Wastewater
Wastewater from households and businesses, together with surface water, is carried to the wastewater treatment plant via an extensive sewer network. If the natural gradient is not steep enough, numero...
Receiving watercourse
Water and Wastewater
After the wastewater has been treated, it is discharged into bodies of water through a drainage system. The local municiple water organisation requires measurement of the amount of wastewater being di...
Sewage screw lifting station
Water and Wastewater
The heavily soiled, greasy wastewater from households and commercial enterprises flows into the sewage lifting station. The dirty water and floating debris contained therein are raised to a higher lev...
Sewer network
Water and Wastewater
Wastewater from households and industrial operations is carried through a sewerage system to the clarification plant. In large sewer systems, the water levels are monitored at key points in the networ...
Sludge dewatering
Water and Wastewater
The digested sludge is dewatered prior to drying in centrifuges or filter presses. The sludge liquor thus obtained passes through the cleaning process of the WWTP once again. A level detector controls...
Sludge drying
Water and Wastewater
Through drying, the weight and volume of the sludge is further reduced. In the thermal drying unit, which is equipped with a belt drier and a hot (+80 to +130 °C) air stream, water is removed from the...
Sludge granulate silo
Water and Wastewater
After thermal drying, the sludge is stored in silos for further use. The granulated product is deposed of in landfills, used in agriculture or burned for energy generation. The level measurement and p...
Sludge receiving station
Water and Wastewater
Sewage sludge from small decentralized sewage treatment plants or sewer cleaning operations is delivered in special vehicles. It is collected in a receiving tank and then gradually fed into the main s...
Sludge storage tank
Water and Wastewater
The digested sewage sludge is pumped into a sludge storage tank. This tank serves as an intermediate storage facility before the sludge is fed to the centrifuge or pressed for mechanical dewatering. T...
Sludge thickening tank
Water and Wastewater
Before the sludge enters the digestion tower, it is stored in large vessels. During storage, the sludge is dewatered and thickened sometimes scrapers and agitators are used to accelerate the process.
Stormwater retention basin
Water and Wastewater
In case of heavy precipitation, excess rainwater is temporarily stored in open, artificial reservoirs. The water reservoir buffers the drainage and the water is pre-cleaned through natural settlement....
Vacuum sewerage system
Water and Wastewater
When new building zones are opened up, it is often quite expensive to build a sewerage network with the necessary downward slope. In such cases, a vacuum sewerage network offers an interesting alterna...
Biogas storage facility
Water and Wastewater
The methane gas extracted from the digestion tank is temporarily stored in a gas reservoir. Depending on the design of the gas storage facility, either a flexible diaphragm of plastic or a floating ro...
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