Markets & industries, Products and Services Burner Selection and Throat Burners Combustors / Incinerators Duct Burners Special Burner Applications

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Imogene Palmer
5 years ago
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1 CONTENTS Markets & industries, Products and Services Burner Selection and Throat Burners Combustors / Incinerators Duct Burners Special Burner Applications Combustion and Emissions Looking at Flames 1

2 MARKETS & INDUSTRIES, PRODUCTS AND SERVICES MARKETS & INDUSTRIES Cogeneration / CHP Refineries / EOR Desalination New Plants Chemical processing Retrofits Pulp & paper Modifications Breweries & food processing Utility power plants 2

3 PRODUCTS Burners for supplementary firing systems Burners for conventional firing systems Special burner for incineration of non commercial fuels Special burners for low calorific gases Retrofit of existing burner systems SERVICES Sales Design & Engineering Manufacturing Commissioning & supervision Service/spare parts Maintenance Research and Development Studies 3

4 MANUFACTURING Specialized in fabrication of burners and fuel skids Approximately 1500 m 2 BURNER SELECTION 4

5 FUEL TYPES Gaseous fuels: Natural gas Refinery gas Carbon monoxide Hydrogen Blast furnace gas Coke oven gas Landfill/biogas Synthetic gas Liquid fuels: Light and heavy oil Naphta Diesel Liquid waste fuel CHOICE OF BURNER Boiler type Direct fired boiler HRSG ( in-duct firing or water cooled furnaces) Air heater Incinerator Fuel type Gaseous fuels Liquid fuels Solid fuels 5

6 THROAT BURNERS THROAT BURNERS Applications for : Direct fired boilers (water cooled furnaces) Internally lined incinerators and furnaces Special (turbine) exhaust gas firing applications Suitable for gaseous and/or liquid fuels Typically Low Excess Air (approx. 10%) Up to 150 MW heat input per burner 6

7 THROAT BURNERS Blast Furnace Gas & Coke Oven Gas application THROAT BURNERS R&V Plug In type (conventional and supplementary firing) 7

8 THROAT BURNERS Al Shuweihat Abu Dhabi Client: Nooter Eriksen 8 x TTL/MG 15 Capacity 150 MW TEG flow 600 kg/s TEG temp 600 C COMBUSTORS / INCINERATORS 8

$refractory lined furnaces$ or combustion chambers

9 COMBUSTORS / INCINERATORS Applications for: Conversion of CO rich gases into CO2 Incineration of waste streams Typically refractory lined furnaces or combustion chambers Furnace temperatures approx C for essentially complete incineration COMBUSTORS / INCINERATORS 9

10 COMBUSTORS / INCINERATORS DUCT BURNERS 10

DUCT BURNERS - HISTORY 1971 : First duct burner for large size GT s 1982: First duct burner with augmenting air 1985: First duct burner with integral

Design DUCT BURNERS TYPICAL CHARACTERISTICS Firing in exhaust gas ducting Water cooled furnaces also possible GT exhaust gas and ambient air firing Firing

11 DUCT BURNERS - HISTORY 1971 : First duct burner for large size GT s 1982: First duct burner with augmenting air 1985: First duct burner with integral baffles 1990: Introduction low CO design for LM : Introduction Double Wing design for Power Augmenting 2010: Introduction De Jong Combustion Design DUCT BURNERS TYPICAL CHARACTERISTICS Firing in exhaust gas ducting Water cooled furnaces also possible GT exhaust gas and ambient air firing Firing of all gaseous fuels Firing temperatures typically up to 1000 C Short flames (approx. 4 meter) Low pressure drop (approx. 10 mmwc) Good temperature distribution 11

12 DUCT BURNERS TYPICAL SUPPLEMENTARY FIRED GT COGENERATION PLANT HRSG S Section view typical horizontal HRSG with duct burner in between tube bundles 12

13 HRSG S Horizontal versus Vertical HRSG design HRSG S Typical large size HRSG with duct burner under construction 13

14 HRSG S Overview Duct Burner Installation DUCT BURNER INSTALLATION Scope of Supply: Duct Burners Supports and baffles Fuel Gas skids Cooling Air skids Burner Management Systems (BMS) Gas Pressure Reducing stations 14

15 DUCT BURNER Duct Burner with rotary baffles Duct Burner with frame Duct Burner elements DUCT BURNER Baffle Elements Duct Burner with rotary baffles 15

16 FUEL GAS SKIDS FUEL GAS SKIDS 16

17 FUEL GAS SKIDS COOLING AIR SKIDS 17

18 BURNER MANAGEMENT SYSTEMS (BMS) DUCT BURNER TYPES Exhaust Gas characteristics Exhaust Gas Composition (oxygen, water) Exhaust Gas Temperature Fuel Gas characteristics Fuel Gas composition Stoichiometric flame temperature Combustion limits 18