2010_10_06_CB_SootblowingSolutions_v01

Sootblower Solutionsby

Cl d B

2007

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Agenda

Sootblower application area

Water lance blowers Water lance blowers

Sootblowers

Wall blowers

Long retractable sootblowers

Axial sootblowers

Rotating element sootblowers

Helical sootblowers

Oscillating sootblowers

Rake sootblowers

RX-SMART Helix technologygy

Important Clyde Bergemann design features

O t b fit

© CBW Clyde Bergemann Wesel - All rights reserved2Sootblower Solutions 2010

Operator benefits

Clyde Bergemann Sootblowers: Applicationspp

power generation boilers power generation boilers

regenerative gas/air heaters

petrochemical fired heaters and boilers

pulp mill recovery boilers pulp mill recovery boilers

waste-to-energy plants

industrial boilers

marine boilers marine boilers

DeNOx and DeSOx installations


The cleaning systems at a glance

ECO Helical Sootblowers Rotating Element

Sootblowers

Superheater/Re-Heater Long Retractable

SootblowersO ill ti OscillatingSootblowers Axial SootblowersHelical SootblowersSMART Helix

Air heater/Gas heater Rake Sootblowers JetblowerSMART Helix Jetblower

Rake S tbl

DeNOx

Furnace

Sootblowers

Wall DeslaggerWater Cannon

DeSOx

© CBW Clyde Bergemann Wesel - All rights reserved4Overview of the on-load boiler cleaning systems - October 2007

Helical Sootblower

Sootblower Solutions – Travel

Travel in Meter

18151413121110987654320 16 1710,5 19 20

V92

PK Single Rack

PS Single Rack

RL Double Rack

RK Double Rack

Travel (preferred) Tra el (possible)


Travel (preferred) Travel (possible)

Water Lance Blowers

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SMART CANNON™ WLB-CB100

SMART CANNON TM


Operation principle

A high pressure water jet cleans the oppositecleans the opposite furnace wall, following a pre-programmed patternpre programmed pattern


SMART CANNON™ complete system


WLB CB 100


WLB CB100 – Wall Box

Ball and socket j i tjoint


Wall Blowers

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Wall Blowers

Wall Blower F 149Blowing medium: Water

Wall Blower V92EBlowing medium: Steam or Air


Wall Deslagger: principle of function

Blowing medium: steam/air or water

No le head ith t o opposite high Nozzle head with two opposite high-performance nozzles is helically moved into the boiler


V 92 E – Furnace Wall Sootblower


F 149–Water Blowing Wall Sootblower


Wall deslagger - Characteristics & Operating Sequence

Blowing Characteristics

Blowing arc - 30° to 360°

Blowing medium – Steam, Air

Nozzle head helically moves into the boiler.

Blowing process begins as soon as thenozzle head reaches the blowing positionnozzle head reaches the blowing position.

During the process, the tube wall is cleanedin circular form.

On reaching the front end position, thedirection of movement changes and thenozzle head returns to its starting positionnozzle head returns to its starting position.


Long Retractable Sootblowers

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Long Retractable Sootblower

Type PS-SL/PK-SLBlowing medium: Air or Steam

Type RK-SL / RL-SLBlowing medium: Air or Steam


completely retractable lance

PK/PS/RK/RL -SL Operating Principle

Blowing Characteristics:


The lance with two opposite, high-performance nozzles helically moves intothe flue gas passthe flue gas pass.

The blowing process may begin as soon asthe two nozzles have passed through theboiler wall.

During the blowing process the lance tubecontinues to move helically into the flue gascontinues to move helically into the flue gaspass.

On reaching the front-side end position theg pdirection of movement changes and thelance tube returns to its starting position.


Long Retractable Sootblower PS-SL/RK-SL/RL-SL

Back supportCovering

Feed tube

Back support

Terminal boxFront support

Track beam

Limit switch

Lance tube supportLance tube

Chain drive for lance

Rack

With nozzle head rotation Blower carriage

Motor

Blower valve


PS-SL – Long Retractable Sootblower


RK-SL – Long Retractable Sootblower


RL-SL – Long Retractable Sootblower

Long Retractable Blower


Helical Sootblowers

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Helical Sootblowers

Type PK-SB/PS-SB / RK-SBBlowing medium: Air or Steamg


PK/PS/RK -SB Operating Principle


Blowing medium – Steam, Airg ,

The steam tubes comprise of the feed tube, the lancetube and the blowing tube.

The blowing tube

remains in the boiler even when the sootblower is notin operationin operation.

is equipped with high-performance nozzles over itswhole length and is movably supported in the flue gas

b b ipass by bearings.

continues to move helically into the flue gas passduring the blowing process.

on reaching the front-side end position, changes itsdirection of movement and returns to its startingposition.


p

Oscillating Sootblowers

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Oscillating Sootblower

Type PS-PB / RK-PBBlowing medium: Air or Steam

Type PS-PL / RK-PLBlowing medium: Air or Steam


PS/RK -PB Operating Principle



The steam tubes comprise of the feed tube, the lancetube and the blowing tube.

The blowing tube


is equipped with high-performance nozzles over itswhole length and is movably supported in the flue gas

b b ipass by bearings.

continues to move helically into the flue gas passduring the blowing process.

on reaching the front-side end position, changes itsdirection of movement and returns to its startingposition.


p

PS/RK -PL Operating Principle





During the blowing process the lance tubecontinues to move in an oscillating motioncontinues to move in an oscillating motioninto the flue gas pass.



Axial Sootblowers

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Axial SootblowerType PS-ALBlowing medium: Air or Steam

Type RK-ALBlowing medium: Air or Steam


PS/RK -AL Operating Principle





During the blowing process the lance tubecontinues to move axially into the flue gascontinues to move axially into the flue gaspass.



Rotating Element Sootblower

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Rotating element Sootblower D92


D92 Operating Principle



The steam tubes comprise of the feed/lance tube andthe blowing tube.

The blowing tube


is equipped with high-performance nozzles over itswhole length and rotates in the flue gas pass.

During the blowing process the blowing tube performsone rotation.

A special control of the valve also enables cleaning of A special control of the valve also enables cleaning ofspecific segments.

The blowing process ends when the necessarynumber of rotations have been performed


number of rotations have been performed

Rake Sootblowers

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Rake Sootblower

Type PK-AT/PS-AT / RK AT Blowing medium: Air or SteamOption: additional lance for water washingp g


Rake Sootblower

Airheater

Heating Surface Bundles

Heating SurfaceBundles

Type PK-AT/PS-AT / RK-AT


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PK-AT/PS/RK -AT Operating Principle



The steam tubes comprise of the feed tube,the lance tube, the blowing tube and therakerake.

The blowing tube and rake

remain in the boiler even when the remain in the boiler even when thesootblower is not in operation.

is equipped with high-performance nozzlesit h l l th d i blover its whole length and is movably

supported in the flue gas pass by bearings.

continues to move axially into the flue gaspass during the blowing process.

on reaching the front-side end position,changes its direction of movement and


greturns to its starting position.

RX SMART Helix technology

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SMART Helix Nomenclature

SMART Helix Technology

Steam WaterSteam

RX SMART Helix

Water

RX SMART Helix WRX-SMART Helix RX-SMART Helix-W


Smart Helix technology

Deposit build-up Increases towards the centre of boiler moderate

light

Depending on fuel mixture and firing mode

Is influenced by factors which are frequently

heavy

moderate

changing

Solution is the RX-SMART Helix technology

Enhancement of the conventional longEnhancement of the conventional long retractable sootblowers

Variable insertion/retraction speed

Dynamic helix

Dynamic lance rotation

Flexible blowing pressure

Flexible adjustment of cleaning intensity according slagging situation


g gg glightmoderateheavy

SOLUTION: SMART HELIX

SMART HELIX is a long retractable sootblower where cleaning parameters can be adjusted to Axial motordifferent cleaning needs.

This zone-based approach ensures you to have the right tool for specific super-heater requirementsg p p q

Dual-motor design allows independent and variable axial and rotational speeds


Rotational motor

RX-SMART Helix-W

Waste incinerators

3

Biomass boilers

12

3 Refuse Derived Fuels (RDF) boilers 1


Deposit hardness

Deposit hardness

Normal High


Cleaning devices (2)

A real example


Water sootblower RX-SMART Helix-W:

Two motors (Axial and Rotation)

- axial velocity: free adjustable

- rotational velocity: free adjustable

Go-Stop-Clean-Go mode or dynamic helix

Water blowing: interruptible and free adjustable flow


RX-SMART Helix-W components Modules include

RX-SMART Helix-W Sootblower

Pump module

Water inlet module

Water outlet module


Important Clyde Bergemann Design Features

Recommended Design Principles for Steam Feeding System

Quality of Steam

Advanced Valve Design

Droop Correction

Multi-Blowing Patterng


Recommended Design Principles for SteamFeeding Systems

Piping Arrangement:

Inclination of proper draining.

Avoid “Christmas Tree” piping layout.

Ensure proper thermal insulation of thepipeworks.



Piping Arrangement:




Pre-heating Control:g

Draining temperature controlled, not time controlled.



Piping Arrangement:






Cleaning Sequence:

Start with Sootblower nearest to the drainstationstation.



Piping Arrangement:






Cleaning Sequence:


Short Connecting Pipe:

Secure complete pre-heating; avoid


p p g;“cold” pipe part.


Piping Arrangement:






Cleaning Sequence:


Short Connecting Pipe:

Secure complete pre-heating; avoid


p p g;“cold” pipe part.

Quality of Steam


Quality of Steam


High Performance Sootblower Valve


Droop Correction*

The nozzle head is guided along the optimum sootblower center line eitheroptimum sootblower center line either through

droop correction on the track beam

droop correction at the front plate

Results:

„Fish Belly“ construction

Distance “a” between nozzle and heat exchanger surface remains fairly constant, thus leads to reduced erosion of the heating gsurfaces.

Droop correction through adjustment on the track beam

Vertical slots to adjust the


*Patentee: Clyde Bergemann

Droop correction through adjustment at the front plate

front plate (not shown in fig.)

Multi Blowing Pattern*

The nozzle head is in its reverse position and is programmed to turn to a certain degreescertain degrees.

The steam jet continuously cleans different areas of heating surfaces

Results: Results:

Constant and complete cleaning.

Smooth and balanced cleaning – erosion impact to the heating surfaces is


Smooth and balanced cleaning erosion impact to the heating surfaces is reduced. *Patentee: Clyde Bergemann

Operator Benefitsp

2007

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Operator benefits : Efficiency & Availability

Sootblowing

maintains balanced heat transfer in the boiler as close as possible to design parameters

maximises thermal efficiency and reduces gas exit temperatures

prevents fouling in the super heater area prevents fouling in the super heater area

prevents blockage in air heater

prevents blockage in economiser prevents blockage in economiser

avoids unplanned outages and loss of production

Clyde Bergemann sootblowers are reliable and simple to Clyde Bergemann sootblowers are reliable and simple to maintain

Clyde Bergemann designs optimise cleaning effect and


y g g p gminimise consumption of steam, water and air

The cleaning systems at a glance

ECO Helical Sootblowers Rotating Element

Sootblowers

Superheater/Re-Heater Long Retractable

SootblowersO ill ti

Automation SMART CONTROLTM

Remote Control

Optimisation OscillatingSootblowers Axial Sootblowers Jetblower Helical Sootblowers

Air heater/Gas heater Rake Sootblowers Jetblower

Optimisation Smart Clean ISB

PlatformTM

Helical Sootblowers SMART Helix

Jetblower

Rake S tbl

DeNOx

Furnace

Sootblowers

Wall DeslaggerWater Cannon


www clydebergemann dewww.clydebergemann.de

© CBW Clyde Bergemann Wesel - All rights reserved67Title of Presentation

2010_10_06_CB_SootblowingSolutions_v01

Documents

short connecting

flue gas pass

cold pipe

recommended

side end position

rotating element

heating surface

steam tubes