Tenders Are Invited For Energy And Related Services – City Of Fellbach. Own Operation Of Urban Drainage In F ... in Germany

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Energy And Related Services – City Of Fellbach. Own Operation Of Urban Drainage In Fellbach - Conception, Planning, Implementation And Operation In The Form Of An Energy And Heat Contracting Model As Part Of An Overall Energy Concept. The Concept Should Be Developed Taking Into Account The Eu Municipal Wastewater Directive (Rl 2024/3019) And In Particular Include The Following Elements: - Converting The Resulting Sewage Gas Into Electricity (E.G. By Installing One Or More Combined Heat And Power Plants, Including Testing A Possible Off-Grid Operation). - Installation Of A Natural Gas Boiler To Cover Peak Loads In Heat Demand Or As A Redundancy System In The Event Of A Failure Of The Main Heat Generation. - Direct Use Of The Electricity Generated Within The Technical Systems Of The Sewage Treatment Plant. - Testing And, If Necessary, Implementing Another Photovoltaic System. - Evaluation And Possible Integration Of A Battery Storage System To Increase The Level Of Self-Sufficiency. The Sef Pursues The Goal Of A Technically And Economically Optimized Supply Concept, Which Serves In Particular To Reduce Emissions And Increase Security Of Supply. The Sef Attaches Great Importance To A High Degree Of Self-Sufficiency And A Stable Supply. As Part Of The Operating Concept, Measures For Reliability And The On-Site Availability Of Personnel For System Operation Must Be Presented. An Operating Period Of 15 Years Is Planned, With An Extension Option If Necessary. During The Award Process, The Bidders Must Develop A Comprehensive Technical And Economic Concept That Takes The Above Framework Conditions Into Account. The Following Schedule Is Planned For The Project: - From December 2026: Deepening Of The Concept, Planning And Start Of Execution (At Least Ordering Components); It Is Possible To Meet The Requirements In Accordance With Section 6 I No. 1 Of The Combined Heat And Power Act - From January 2027: Structural Implementation - By July 2027 At The Latest: Commissioning. Status Quo: The Erbach Sewage Treatment Plant Has Operated Two Sewage Gas Chp Plants In The Past, Which Have Been Out Of Operation Since November 2024. A Rented Sewage Gas Chp Plant With An Electrical Output Of 100 Kw Is Currently Being Used On A Temporary Basis. The Thermal Peak Load Is Currently Covered By A Gas Boiler With An Output Of 350 Kw, Which, However, Is In Need Of Replacement. Against This Background, The Sef Has Considerable Interest In Very Rapid Project Implementation. There Is Already A Photovoltaic System On The Roof Of The Sewage Treatment Plant With An Installed Output Of 61 Kwp. In Addition, The Fellbach City Drainage Department Plans To Renovate The Existing Sewage Gas Storage Facilities. The Applicants Selected As Part Of The Competition Will Receive Further Information About The Subject Of The Service With An Invitation To Submit An Offer.

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