boiler system
DESCRIPTION
whoTRANSCRIPT
Materi Training Boiler SystemBoiler system
Boiler House Diagram
Effects of flash steamMateri Training Boiler SystemBoiler system
High pressure steam boiler
Materi Training Boiler SystemBoiler system
Materi Training Boiler SystemBoiler system
Steam Boiler AccessoriesBurner Gas Liquid SolidPressure Control Pressure Controller Safety Pressure Switch Safety ValveLevel Control Level Controller Safety Level control Level IndicatorFeeding Water Feed Water Pump Feed Water Control ValveBoiler Blow down Intermittend Blow Down Continuous Blow Down Main Valve + Steam SeparatorBoiler VentingEconomizerSuperheater
steam boiler system
Influence of the boiler capacity on the low level switchpoint
Main Steam Valve Main steam valveLow level limiter Low level limiter
Steam area Steam area
Fire tube
Combustion tube
Shell boiler without steam production Shell boiler with steam production
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Compact probe NRGT 26-1
Steam
Feed water
Frequency driven feedwater control
4...20 mA
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Comparison: Intermittent / Continuous
High level -Alarm
Pump Off
Pump On
Low level -Alarm
High level-Alarm
Set point
Low level - alarm
Intermittent with fixed switch points
Continuous with variable switch points
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Continuous level control
HL
LL
Level probeNRG 26
HL-Alarm
Feedwater pump
LL-Alarm
WR
Indicator URA-2e
Level controler NRR 2-2e
Feedwater-
Control valve
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HL
Pressure
Visibillity
Conductivity at 25°C
PH-value at 25°C
Total hardness
Iron (Fe)
Copper (Cu)
Silica (SiO2)
Oxygen (O2)
Oil/Grease (Turbidity)
Organic matter
UnitFeedwater für Steam Boiler
with TDS contentAuxiliary Water for Hot water boilers
Value
Clear, no suspended solids
see
Not defined yet. See table 5-2 for Boiler water values
Table 5.1 Feedwater for Steam Boiler & Hot Water Boilers
Materi Training Boiler SystemBoiler system
Table 5.2 Boiler water for Steam Boiler & Hot Water Boilers
Unit
Pressure
Visibillity
Conductivity at 25°C
PH-value at 25°C
Acid capacity up to pH 8.2
Silica (SiO2)
Phosphate (PO4)
Organic matter
Boiler water for steam boiler
Feed water conductivity> 30µS/cm
Feed water cond≤ 30µS/cm
Boiler waterfor HotwaterGenerators
Value
Clear, no stable foam
See table 5-1
Pressure depending, see picture 5-2
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Picture 5.2 Max. allowed conductivity, pressure depending
1 Conductivity at 25°C2 Operating Pressure
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Continuous Blowdown
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Intermittend Blowdown ValveNew blowdown valve Type PA 46
Additional radial nozzle to reduce blasting damages
Additional wipers toreduce leakage rate
Assembly opening reduced in surface to Erhöhter Schutz gegen Leckage
Closed housing to pevent injuries through sudden operation
Moveabel hand lever positionadjustable in steps of 90°
Separate preload for the disk springs
Inspection borefor leakage detection
New clip fastening of the hand lever
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Intermittend Blowdown MPA 46
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Hardness measures in Fresh water
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Materi Training Boiler SystemBoiler system Pressurized Dearator
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Blowdown Vessel
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Flash Vessel
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Condensate Tank
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Desuperheater
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Desuperheater
THANK YOU
END OF TRAINING SESSION
Materi Training – AK3BUDepnaker-Pusat