Description Overview 31 MW steam turbine 5 MW back pressure steam turbine renewed by Siemens in 2009 14.3 MW back up steam turbine (90 t/hr) Back up boiler double fired with 40 t/hr (27 MW thermal input) Boiler 6 Boiler 5 Boiler 1 Flue gas cleaning boiler 6 Off-site facilities Turbine 6 Turbine 5 Turbine 3 Plant feed-in Structure of the power plant control system 31 MW Steam Turbine Brand: TGM Kanis Type: CTE 50 Max power: 31072 kW 5440 revolutions per minute 5 MW Back Pressure Steam Turbine Renewed by Siemens in 2009 14.3 MW Back Up Steam Turbine Type: Controlled extraction condensing turbine Brand: BBC (Siemens service) Output: 14.3 MW Steam data nominal: 72 bar/520°C Steam data max: 79 bar/520°C Speed HP: 8000 rpm Speed LP: 3000 rpm Controlled extraction 1.5 bar (2.5 bar/150°C) Year: 1962 Generator 190000 kVA Brand: BBC (Siemens service) Speed: 3000 rpm Voltage: 6000 V/50 Hz Current 1740 A Main Gear Type: DSF36X Brand: BHS One new spare gear available Back Up Boiler Double Fired With 40 T/Hr 27 MW thermal input Brand: VKK packaged boiler Year: 2004 Fired LFO for heat 18 bar, 350°C with superheater Hel combustion 300,000 L storage capacity Boiler 6 Year of construction 1982 Sulzer entering boiler pulverized coal with grate 100 MW rated thermal input, 120 t steam generator Fresh steam parameters: 149 bar, 530°C with intermediate superheating refurbishment 2006: Installation of low NOx distillers, Steinmüller engineering 2007: Automatisation of the boiler control into PCS7, INP/KRIKO 2007: New inducted draft Balacke Dürr 2009: New HZÜ conducting 2009: New 6 bar, 18 bar and 72 bar distributor with new controls and instruments and pressure reducing stations 2011: New feed-water pump, electrically with FU (ABB 6 kV) Boiler 5 Year of construction 1970 Reserve boiler Steinmüller HS – heavy fuel oil boiler 74 MW rated thermal input, 90 t steam generator Fresh steam parameters: 72 bar, 525°C Operating permit runs out at the end of 2012 Boiler 1 Year of construction 2000 Reserve boiler VKK packaged boiler Large space-water boiler Hel combustion 27 MW rated thermal input, 40 t steam generator Fresh steam parameters: 18 bar, 350°C with superheater Hel bearing with 300,000 L storage capacity Flue Gas Cleaning Boiler 6 Electric filter: year of construction 1982 Fabric filter dust year of construction 2007 Manufacturer: ESC 4 small rooms, 3 are sufficient for continuous operation Special execution: lime injection for reduction SO2 Current emission levels: NOx 400 mg/Nm³, dust 2 mg/Nm³, SO2 800 mg/Nm³ Emission limit value industrial policy from 2012 can be met with appropriate use coal sites Off-Site Facilities VE asset Year of construction 2006 Manufacturer: RWT GmbH Two roads Performance: 20 m³/h each street Turbine 6 Year of construction IBN 2009 Extraction condensing turbine Manufacturer: TGM Kanis Tapping 6 bar and 18 bar Controlled removal: 2.5 bara Fresh steam parameters: 72 bar, 525°C Performance: 31 MW Condenser is equipped with river water for full condensation with a Taprogge ball cleaning system NDU Emergency power supply via Rode-diesel aggregate 250 kVA in connection with two USV manufacturer Jovyatlas each with 160 kVA Supply through two times 25 MVA dry transformers 10.5/20 kV manufacturer Siemens Control unit 10.5 kV consisting of 2x LS transformers and measured field tower Turbine 5 Year of construction retrofit 2009 Back pressure turbine Manufacturer: Siemens (original BBC) Fresh steam parameters: 149 bar, 530°C Exhaust steam: 72 bar Performance: 5 MW Turbine 3 Year of construction 1962 Extraction condensing turbine Manufacturer: BBC Fresh steam parameters normal: 70 bar, 515°C Fresh steam parameters max: 79 bar, 520°C Rotation speed: 8000/3000 U/min Performance: 14.3 MW Gear: type DSF36X Plant Feed-In Two piece 110 kV Siemens SF6 power switches vintage 2006 Two piece oil transformer 110/20 kV Siemens each with 80 MVA vintage 2006 20 kV control unit SF6 with 13 outgoing units, double busbar with cross coupling thereby arbitrary load distribution during operation vintage 2006 Protection equipment of all fields Siemens SIPROTEC coupled to the DP-bus and visualized on its own control system Redundant battery-backed 110 V DC power supply for protection equipment and control Structure of the Power Plant Control System Integrated control systems in the entire power plant on the basis PCS7 and WinCC (S7/S5) systems and terminal bus with LWL performed in the ring Monitoring of the ring redundancy with Hirschmann network management system Control system fully buffered with USV facilities Higher ranking control technology Pöyry concept