Ecologization of boilers K9, K10, Ostrava

Implementation site: steelworks ArcelorMittal Ostrava, boilers K9 and K10
Implementation term: 2017-2019

 Boiler, type Dry bottom boiler,  two-pass boiler with natural circulation, indirect fuel feeding , and drum milling systems 
 Boiler parameters
  • 200 t/h; 9.6 MPa(a); 525°C
  • Black coal, blast furnace gas, coke-oven gas
 Scope of delivery
  • Technical design of boiler reconstruction
  • Documentation
  • Modification of evaporator (new bends)
  • Combustion system modification (new OFA tiltable nozzles, new  vapor burners, delivery of new parts of air ducts)
  • New monitoring system of combustion stability 
  • Repair of gas management and new high output and stabilization gas burners
  • Modification and delivery of new parts of milling circuit (new cyclone separators, new technology of flue gas recirculation, and modification of fan mills )
  • Modification and optimization of SNCR secondary measures
  • Boiler safety system replacement
  • Disassembly and assembly of technology
  • Commissioning

 Guaranteed emissions
  • NOx < 200 mg/Nm3 
  • COx < 150 mg/Nm3 
 Milestones
  • Start: 8/2017
  • End: 3/2019
 Boiler, type Dry bottom boiler,  two-pass boiler with natural circulation, indirect fuel feeding , and drum milling systems 
 Boiler parameters
  • 200 t/h; 9.6 MPa(a); 525°C
  • Black coal, blast furnace gas, coke-oven gas
 Scope of delivery
  • Technical design of boiler reconstruction
  • Documentation
  • Modification of evaporator (new bends)
  • Combustion system modification (new OFA tiltable nozzles, new  vapor burners, delivery of new parts of air ducts)
  • New monitoring system of combustion stability 
  • Repair of gas management and new high output and stabilization gas burners
  • Modification and delivery of new parts of milling circuit (new cyclone separators, new technology of flue gas recirculation, and modification of fan mills )
  • Modification and optimization of SNCR secondary measures
  • Boiler safety system replacement
  • Disassembly and assembly of technology
  • Commissioning

 Guaranteed emissions
  • NOx < 200 mg/Nm3 
  • COx < 150 mg/Nm3 
 Milestones
  • Start: 8/2017
  • End: 3/2019

Reference projects

Complete list of realizations 
Počerady Power Plant - Repair B3 EPC OB301 - Boiler House B3
Počerady Power Plant - Repair B3 EPC OB301 - Boiler House B3 Implementation site: Power Plant Počerady, for the company Sev.en Engineering s.r.o. Implementation term: 2023/2025
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Waste recovery system, Chotíkov
Waste recovery system, Chotíkov Implementation site: ZEVO Chotíkov Implementation term: 2023 - 2024
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Počerady Power Plant – Repair B2 EPC OB201 – Boiler House B2
Počerady Power Plant – Repair B2 EPC OB201 – Boiler House B2 Implementation site: Power Plant Počerady, for the company Sev.en Engineering s.r.o. Implementation term: 2022/2023
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Greening of the K4 boiler by co-combustion of natural gas
Greening of the K4 boiler by co-combustion of natural gas Implementation site: TAMEH Czech s.r.o. – Ostrava, Boiler K4 Implementation term: 2022/2023
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GASIFICATION OF K3 BOILER
GASIFICATION OF K3 BOILER Implementation site: Olomouc Heating Plant, Boiler K3 Implementation term: 2023
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Modernization of ignition and stabilization burners K5 and K6 in ČEZ, a.s. Teplárna Trmice
Modernization of ignition and stabilization burners K5 and K6 in ČEZ, a.s. Teplárna Trmice Implementation site: ČEZ, a.s., Teplárna Trmice, Boiler K5, K6 Implementation term: 2023
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Gasification of boiler K1 on TPV – burners, at the Ostrava, Plant Přívoz
Gasification of boiler K1 on TPV – burners, at the Ostrava, Plant Přívoz Implementation site: Power Plant Přívoz, Boiler K1 Implementation term: 2022
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Boiler FK7 – air preheater replacement
Boiler FK7 – air preheater replacement Implementation site: Power Plant Poříčí, Boiler FK7 Implementation term: 2022
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Retrofit of Boiler B6 in Power Plant Počerady
Retrofit of Boiler B6 in Power Plant Počerady Implementation site: Power Plant Počerady, Boiler B6 Implementation term: 2021 – 2022
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SCR Tail-End NOx Reduction in Trmice Plant
SCR Tail-End NOx Reduction in Trmice Plant Implementation site: peaking heating plant Trmice (CZ) Implementation term: 2019 - 2022
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Boiler K13 refurbishment, Olomouc
Boiler K13 refurbishment, Olomouc Implementation site: peaking heating plant Olomouc, boiler K13 Implementation term: 2020
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Combustion quality monitoring system – FLAMMON, Počerady
Combustion quality monitoring system – FLAMMON, Počerady Implementation site: power plant Počerady, boilers K2 - K5 Implementation term: 2020
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Gas installation of the hot-water boiler with slag tap furnace, Košice
Gas installation of the hot-water boiler with slag tap furnace, Košice Implementation site: heating plant Košice, boiler HK3 Implementation term: 2019 – 2020
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OFA air reconstruction, Mělník
OFA air reconstruction, Mělník Implementation site: power plant Mělník I, boilers K1 - K6 Implementation term: 2019 – 2020
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Reconstruction of coal burners, Trmice
Reconstruction of coal burners, Trmice Implementation site: heating plant Trmice, boiler K6 Implementation term: 2019 – 2020
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K1 boiler emission reduction, Kralupy
K1 boiler emission reduction, Kralupy Implementation site: Synthos Kralupy, chemical production premises, boiler K1 Implementation term: 2019
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Boiler BA-110 emission reduction, Bratislava
Boiler BA-110 emission reduction, Bratislava Implementation site: refinery Slovnaft Bratislava, boiler BA-110 Implementation term: 2018 - 2019
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Combustion system reconstruction, Chvaletice
Combustion system reconstruction, Chvaletice Implementation site: power plant Chvaletice, boilers B3 and B4 Implementation term: 2018 – 2019
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Boiler K8 and K9 modernization, Kolín
Boiler K8 and K9 modernization, Kolín Implementation site: chemical plant PARAMO Kolín, boilers K8, and K9 Implementation term: 2018 – 2019
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Ecologization of boilers K9, K10, Ostrava
Ecologization of boilers K9, K10, Ostrava Implementation site: steelworks ArcelorMittal Ostrava, boilers K9 and K10 Implementation term: 2017-2019
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New boiler K6 285 t/h, Košice
New boiler K6 285 t/h, Košice Implementation site: Košice, boiler K6 Implementation term: 2016 – 2018
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Optimization of boiler K1 - K6 operation, Mělník
Optimization of boiler K1 - K6 operation, Mělník Implementation site: power plant Mělník I, boilers K1 - K6 Implementation term: 2016 – 2018
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New boiler K7 285 t/h, Košice
New boiler K7 285 t/h, Košice Implementation site: Košice, boiler K7 Implementation term: 2013 – 2016
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Flue gas recirculation piping K10, Štětí
Flue gas recirculation piping K10, Štětí Implementation site: paper mill MONDI Štětí, boiler K10 Implementation term: 2016
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Boiler K3 emission reduction, Kralupy nad Vltavou
Boiler K3 emission reduction, Kralupy nad Vltavou Implementation site: chemical production premises Synthos Kralupy, boiler K3 Implementation term: 2016
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Boiler K2, K3, and K4 denitrification, Karviná
Boiler K2, K3, and K4 denitrification, Karviná Implementation site: power plant Karviná, boilers K2, K3 and K4 Implementation term: 2015 – 2017
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Boiler PK4s denitrification, Košice
Boiler PK4s denitrification, Košice Implementation site: heating plant Košice, boiler PK4s Implementation term: 2014 – 2015
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Boiler K1 denitrification, Pilsen
Boiler K1 denitrification, Pilsen Implementation site: Plzeňská energetika, boiler K1 Implementation term: 2015
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Boiler K1, K2, K5 denitrification, Žilina
Boiler K1, K2, K5 denitrification, Žilina Implementation site: Žilinská teplárenská, boilers K1, K2, K5 Implementation term: 2014 – 2015
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Boiler K14 denitrification, Ostrava
Boiler K14 denitrification, Ostrava Implementation site: power plant Třebovice, boiler K14 Implementation term: 2014 – 2015
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Boiler K3 denitrification, Stonava
Boiler K3 denitrification, Stonava Implementation site: Mine ČSM sever Stonava, boiler K3 Implementation term: 2013 – 2014
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Boiler K4 denitrification, Plzeň
Boiler K4 denitrification, Plzeň Implementation site: Plzeňská teplárenská, boiler K4 Implementation term: 2014
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Boiler K3, K4 denitrification, Dětmarovice
Boiler K3, K4 denitrification, Dětmarovice Implementation site: power plant Dětmarovice, boiler K3, and K4 Implementation term: 2013 – 2015
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Boiler PK3e denitrification, Košice
Boiler PK3e denitrification, Košice Implementation site: heating plant Košice, boiler PK3e Implementation term: 2011 – 2013
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