Quartiersenergieversorgung

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As the contracting authority, the City of Recklinghausen awards the concession for the planning, construction and operation of the quarter district energy supply (QEV) for the newly emerging development area "ISEK Hillerheide" (former racecourse site, approx. 34 ha, up to approx. 1,130 residential units). The heat supply is 100% climate-/CO2-neutral via a low-temperature district heating network (flow temperature approx. 45-50 °C, return temperature max. 30 °C) with centralized heat generation using large heat pumps (approx. 4,000 kW). The heat sources are geothermal boreholes, use of lake water and ambient air; photovoltaic/solar thermal are optional. District heating from existing networks, gas and biomass-based energy sources are excluded. The scope of performance comprises planning, construction, financing as well as operation and maintenance of the entire generation and distribution infrastructure including the service connections and transfer stations over the entire contract term. The procedure is carried out as a negotiated procedure with participation competition in accordance with §§ 97 ff., 149 ff. GWB and the KonzVgV. The modular expansion follows the construction…

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