Contents
STRONG COMPARISON BETWEEN EVERY BURNER IN THE WORLD
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BURNER DESIGN COMPARISON
-Mastering the flame shape for safe operation & higher production rates
-Making intense flames for high quality clinkers
•Kiln Burner – Profile Review
•Market Segmentation
Trademark
Polflame VN (Variable Nozzle)
Design & Manufacturing Origin
Germany, India
Geographical Focus
Worldwide presence
Sales / References
Few – Only Polysius kilns
Key Marketing Features
-One single air outlet
-Coal channel outside of the PA stream
-Air nozzles used for NG injection
Trademark
Polflame VN (Variable Nozzle)
Technical / Marketing
-Secondary-air absorption hindered by coal stream (very low impulse efficiency)
-Flame setting extremely complicated : pressure, flow and individually-driven nozzles
-Coal in between axial air and swirl air : worst configuration for Nox emissions
-No real good references (burner always replaced after first installation)
Trademarks
-From Duoflex to Jetflex
Design & Manufacturing Origin
-Denmark / China / India
Geographical Focus
Worldwide presence
Sales / References
Almost 100% on FLS kilns
Key Marketing Features
-From one axial/radial outlet to a double outlet with rectangular holes
-Possible “Common solid fuel channel = Lower heat and power cost”
Meaning that
*cold transport air flow is minimized
*power used for a second dosing system can be saved
Trademark
Pyrojet and Pyrostream
Design & Manufacturing Origin
Germany, India, China
Geographical Focus
Worldwide presence + India
Sales / References
Almost only on KHD kilns
Key Marketing Features
-2 air channels + 1 annular cooling
-High-pressure / low PA flow
-Coal channel between axial & radial
Trademark
Pyrojet and Pyrostream
Technical / Marketing
-Low-momentum design
-When high momentum design : tips velocity extremely high with wear & sticking
-No swirl ajustment : not suitable for low grade coal firing
-High CAPEX including 1 axial blower / 1 radial fan, motor starter and VFD
-Electrical consumption very high
-Flame setting difficult to understand, control & repeat
-« Low Primary air » concept for « low consumption » actually very weak with correct mass balance calculation
-Lack of tips and outer pipe cooling down
-Coal in between axial air and swirl air : worst configuration for Nox emissions between
Trademark
-T3C Burner (Taiheiyo 3 Channel Burner)
-TMP Burner (Taiheiyo Multipurpose Burner)
Design & Manufacturing Origin
-Japan
Geographical Focus
-Japan
-South East Asia
Sales / References
Only Taiheiyo kilns
Key Marketing Features
-3 and 4 channel burners
-Low-NOx marketing
-Good knowledge in white cement
Trademark
T3C Burner (Taiheiyo 3 Channel Burner)
TMP Burner (Taiheiyo Multipurpose Burner)
Technical / Marketing
-T3C Burner (Taiheiyo 3 Channel Burner) : old-fashioned design
-TMP Burner (Taiheiyo Multipurpose Burner) : complicated, (multi air connection) with no known benefit
-No clear burner settings aside from Taiheiyo kilns
-No known air adjustment
-Almost no oversea support, poor reference
•Kiln Burner – Profile Review
•Stand-Alone Players
Trademark
Novaflam burner
Design & Manufacturing Origin
France since 2009 (replace Rotaflam)
Geographical Focus
Worldwide coverage
Sales / References
Around 600 references wordwide since 2009
Key Marketing Features
-Single air channel with adjustable swirl
-Very simple flame setting
-High momentum efficiency
Trademark
Novaflam burner
Technical / Marketing
-Mixing ability with simple swirl setting device
-Coal concentration for low Nox design (air outside – fuel inside)
-Axial air outside swirl air for flame shape control
-Medium pressure / medium flow rate concept for Capex (no blower) and cooling down
-Adapted for high pressure / Low flow
-Lot of references : known as being adapated for every kiln with dedicated design values
-Impulse efficiency concept seems know proven
Trademark
Flexiflame
Design & Manufacturing Origin
-Eberstein
-Austria
Geographical Focus
(Brazil, South America, USA, Turkey, India, Spain, UK & Ireland)
Sales / References
Around 100 since 2005
Key Marketing Features
-3 air channels (double swirl)
-High momentum
-Coal channel between dispersion & tangential
Trademark
Flexiflame
Technical / Marketing
-Very complicated burner : multi air connection with no proven benefit despite high momentum concept
-Very poor technical support
-No known good reference
-No R&D
Trademark
D-Flame
Design & Manufacturing Origin
Sao Paulo, Brazil since 2003
Geographical Focus
Brazil, South America
Sales / References
Around 60 burners since 2003
Key Marketing Features
-Greco me-too technology
-Turnkey approach
Trademark
D-Flame
Technical / Marketing
-Same as Greco = very complictaed
-Low momentum efficiency (delta P)
-Weak in process expertise
-No R&D
-No oversea support
Trademark
Gyro-Therm & TurbuJet
Design & Manufacturing Origin
USA, Australia, since 1984
Geographical Focus
USA, Australia, UK mainly,
Europe, Turkey, South-East Asia
Sales / References
Around 150 including minerals
Key Marketing Features
-Gyro-Therm for NG
-TurbuJet for other fuels
-Burner solution for direct firing of coal
4
Trademark
Gyro-Therm & TurbuJet
Technical / Marketing
-Girotherm : few references, no feedback, flame shaping difficult (no settings)
-No swirl adjustment
-TurbuJet : basic 3-channel design (radial/coal/axial) generating high Nox
-No swirl adjustment
-Basic design
-Seems only good in gas
