improving the puertollano igcc dedusting system: pilot
Post on 08-Apr-2022
1 Views
Preview:
TRANSCRIPT
Freiberg, 16-17 June 2005
Improving the Puertollano IGCC dedusting system: pilot plant erection
and testing
B. Navarrete, M. Lupión, F.J. Gutiérrez, V.J. Cortés, P. Coca, F. García Peña
escuela superior de escuela superior de
INGENIEROS DE SEVILLA INGENIEROS DE SEVILLA
Presentation by: Mónica Lupión
Escuela Superior de Ingenieros de Sevilla
CONTENTS
PUERTOLLANO IGCC PLANT• Main design data
• Dedusting system
TEST FACILITY
• Main characteristics
• Basic Diagram
• Components details
EXPERIMENTAL FILTRATION TEST PLANNING• Fundamental Variables
• Experimental Parameters and Range
• Test matrix
• Experimental planning
CONCLUSIONS
ELCOGAS shareholders and ELCOGAS shareholders and percentage of capitalpercentage of capital
THE ELCOGAS COMPANYTHE ELCOGAS COMPANY
European company established in European company established in April 1992 to undertake the April 1992 to undertake the
planning, construction, management planning, construction, management and operation of a 335 MWand operation of a 335 MWISOISO IGCC IGCC plant located in Puertollano (Spain)plant located in Puertollano (Spain)
0,04% 0,1%2,5%
4,3%4,3%4,3%
12,0%
31,4%
40,9%
0,2%ENDESA GENERACION S.A.
EDF INTERNATIONAL S.A.
IBERDROLA GENERACION S.A.
HIDROCANTABRICO S.A
EDP PARTICIPAÇOES-SGPS,SA
ENEL SPA
SIEMENS PROJECT VENTURES GMBH
KRUPP KOPPERS GMBH
BABCOCK WILCOX ESPAÑOLA S.A
AUTOCARTERA
PUERTOLLANO IGCC PLANT
N2
candle
P = 24 bar, T= 250 ºC3 t/h of fly ash
500,000 Nm3/h of raw gas
ELCOGAS DEDUSTING SYSTEMELCOGAS DEDUSTING SYSTEM
PUERTOLLANO IGCC PLANT
Fly ash on the external surface (membrane)
Body support
Body support
Ceramic grains free of fly ash
Body support
Fly ash filling holes between ceramic grains
Cross section of a ceramic filter (SEM, x125)
candle
PUERTOLLANO IGCC PLANT
Consequences of ceramic filter contamination Consequences of ceramic filter contamination
• Reducing of filter useful life
• Rising of O&M costs
• Reducing of plant availability
• Rising of ceramic filter DP
PUERTOLLANO IGCC PLANT
11-20 bar(a)5 bar(a)Cleaning pulse
250-850 Nm3/h50-100 Nm3/hGas flow
5.5-8.5 bar(a)1 bar(a)Pressure
235-600 ºCTemperature
Ash collected from ELCOGAS IGGC plant / Biomass gasificationParticulate matter
NITROGEN/AIRCleaning gas
AIR / SYNGASOperation gas
TEST FACILITY: Main characteristics of the pilot design
AIR
TEST FACILITY: Basic diagram of the pilot
AIR
HEATER
ASHINJECTION
HEATER
NITROGENSUPPLY
NITROGENDEPOSIT
OPACIMETER
CLEANGAS
SOLIDS
FILTRATIONVESSEL
SAMPLINGSYSTEM
GASIFIER
COMPRESSOR
BLOWER
SAMPLINGSYSTEM
SOLIDSSTORAGE
Long-term and short-term tests to investigate the variations of FUNDAMENTAL VARIABLES under various operating conditions
FUNDAMENTAL VARIABLES
EXPERIMENTAL FILTRATION TEST PLANNING
PRESSURE DROP
CLEANING PULSE INTERVAL
BASELINE PRESSURE DROP
DURABILITY/ DETERIORATION
FOULING FACTOR
EXPERIMENTAL PARAMETERS AND RANGE
FILTRATION ELEMENTS
Bag Filters: PTFE Membrane
P84 (Polyimide)
Candles: DIA SCHUMALIT
OPERATING MODE
Continuous
Swing
PULSE CLEANING
Pressure
Duration
EXPERIMENTAL FILTRATION TEST PLANNING
EXPERIMENTAL PARAMETERS AND RANGE
FILTRATION VELOCITY (Gas flow rate)
Bag Filters: 4.5-9 ft/min
Candles: 3-6 ft/min
SOLIDS LOADING1 – 22 kg/h
MAXIMUM TEMPERATURE
600 ºC
PRESSURE
1 – 8.5 bar(a)
MAXIMUM PRESSURE DROP
60-500 mmwc
EXPERIMENTAL FILTRATION TEST PLANNING
TEST MATRIX
EXPERIMENTAL FILTRATION TEST PLANNING
PARAMETERS OPTIONS/LEVELS
FILTRATION ELEMENTS Bag Filter 1 (PTFE) Bag Filter 2 (P84) Candle (Dia-Schumalit)
OPERATING MODE Continuous Swing
PRESSURE PULSE CLEANING High level Low level
DURATION PULSE CLEANING Long pulse duration Short pulse duration
FILTRATION VELOCITY High Medium Low
PARTICLE LOADING High Medium Low
PRESSURE 1 bar(a) 5.5 bar(a) 8.5 bar(a)
MAXIMUM PRESSURE DROP High Medium Low
EXPERIMENTAL PLANNING
1. START-UP TESTS
2. SHORT TERM FUNCTIONAL TESTS (6-8 h)
3. LONG TERM FUNCTIONAL TESTS (100 h)
EXPERIMENTAL FILTRATION TEST PLANNING
1. START-UP TESTS
2. SHORT TERM FUNCTIONAL TESTS (6-8 h)
3. LONG TERM FUNCTIONAL TESTS (100 h)
EXPERIMENTAL PLANNING
EXPERIMENTAL FILTRATION TEST PLANNING
EXPERIMENTAL PLANNING
1. START-UP TESTS
2. SHORT TERM FUNCTIONAL TESTS (6-8 h)
3. LONG TERM FUNCTIONAL TESTS (100 h)• Base Case Selection
• Test Matrix Selection and Evaluation
• Repeatability and Sensibility Tests
• Parametric Tests
• Trends Confirmation Tests
EXPERIMENTAL FILTRATION TEST PLANNING
EXPERIMENTAL PLANNING
1. START-UP TESTS
2. SHORT TERM FUNCTIONAL TESTS (6-8 h)
3. LONG TERM FUNCTIONAL TESTS (100 h)
EXPERIMENTAL FILTRATION TEST PLANNING
CONCLUSIONS
Activities addressed to solve ELCOGAS dedustingsystem problems which are responsible for the current plant operational constraints
Availability of a very versatile hot gas filtration pilot plant under a wide range of operating conditions
Unique test platform for new hot gas filtration technologies
Excellent capabilities for further investigations under specific agreements or new R&D contracts
To the former EUROPEAN COAL AND STEEL
COMMUNITY (now RESEARCH FUND FOR COAL
AND STEEL, RFCS) for its financial support
ACKNOWLEDGEMENT
Freiberg, 16-17 June 2005
Improving the Puertollano IGCC dedusting system: pilot plant erection
and testing
B. Navarrete, M. Lupión, F.J. Gutiérrez, V.J. Cortés, P. Coca, F. García Peña
escuela superior de escuela superior de
INGENIEROS DE SEVILLA INGENIEROS DE SEVILLA
Presentation by: Mónica Lupión
Escuela Superior de Ingenieros de Sevilla
top related