Search Results - "Stenvik, Lars A."

Design of Groundwater Heat Pump Systems. Principles, Tools, and Strategies for Controlling Gas and Precipitation Problems by Gjengedal, Sondre, Stenvik, Lars A., Storli, Pål-Tore S., Ramstad, Randi K., Hilmo, Bernt O., Frengstad, Bjørn S.

“…The utilization of groundwater heat pump systems is increasing in Norway, which are currently widely employed for heating and cooling applications in the town…”
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Elevated manganese concentrations in groundwater wells after longtime abstraction with bank filtration: developing and testing of a sorption model for Ringerike waterworks, Norway by Stenvik, Lars A., Hilmo, Bernt Olav, Frengstad, Bjørn S.

“…Groundwater abstraction wells located in aquifers hydraulically connected with rivers or lakes will induce bank filtration if the water level in the aquifer is…”
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Hydrochemical and biotic control on iron incrustations in groundwater heat pump systems: Case study from a saline, anoxic aquifer in Melhus, Norway by Stenvik, Lars A., Gjengedal, Sondre, Ramstad, Randi K., Frengstad, Bjørn S.

“…•Iron precipitates clog groundwater heat pump systems in Melhus, Norway.•The groundwater quality is anoxic and saline with high iron concentrations.•Both iron…”
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Optimizing submersible pump regulation of a clogging prone groundwater heat pump system in Melhus, Norway by Stenvik, Lars A., Ramstad, Randi K., Frengstad, Bjørn S.

“…The groundwater heat pump (GWHP) system at Lena terrasse in Melhus, Norway has suffered from clogging by iron oxide incrustations, sediment deposits, organic…”
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How to avoid gas clogging in groundwater heat pump systems: a case study from the Lena terrasse system in Melhus, Norway by Stenvik, Lars A., Gjengedal, Sondre, Ramstad, Randi K., Frengstad, Bjørn S.

“…Vacuum pressures are unfavorable in water pipes since they pose a risk to degassing dissolved gases from the water and air in-leakage. If the water flow rate…”
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Online remote-controlled and cost-effective fouling and clogging surveillance of a groundwater heat pump system: A case study from Lena Terrace in Melhus, Norway by Gjengedal, Sondre, Stenvik, Lars A., Ramstad, Randi K., Ulfsnes, Jan I., Hilmo, Bernt O., Frengstad, Bjørn S.

“…Fouling and clogging of groundwater wells and heat exchangers are among the major operational challenges for groundwater heat pump (GWHP) and aquifer thermal…”
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