ETOGAS GmbH Stephan Rieke CO2 reutilization in industrial ... · PDF fileETOGAS GmbH...
Transcript of ETOGAS GmbH Stephan Rieke CO2 reutilization in industrial ... · PDF fileETOGAS GmbH...
etogas GmbH
Industriestraße 6, D-70565 Stuttgart
Regatec 2015
ETOGAS GmbH – Stephan Rieke:CO2 reutilization in industrial projects – state of art and realization of concrete projects for the production of renewable methane and solid products based on CO2
EMRS SPRING MEETING 2015 Lille: 11.5.2015
ETOGAS GmbH
-2-dechema_2015.pptx
ETOGAS designs and builds multi-megawatt Power-to-Gas (PtG) turn-key systems
based on its proprietary technology portfolioOur Power-to-Gas cube
Source: ETOGAS
Electrolysis Methanation(optional)
Renewable
hydrogen
Renewable
SNG (optional)
Renewable
electricity
Heat
Electricity
gridGas
grid
CO2
-3-
Gas to electricity conversion of the γ-Anlage >60 % (>80% incl. heat )
Electricity
11.7
%
26.7%
LT heat
electrolyzer
T < 100°C
HT heat platereactor,
T>300°C
61,6%
Substitute Natural
Gas
(SNG)
100%
Electricity
CO2-compression
98.9%
1.1%
Quelle: etogas
Conversion rate with CO2 from raw biogas/ sewage gas
Distribution of pre and post methanation level, Vol. %
CH4- rich product-Gas (SNG)Feed-Gas
CO2
20.5
H2
79.5
CH4
95,1
CO2
2,9
H2
2,0
Synthesis reaction
Volume reduction 5:1
-4-
Pipeline of PtG projects: From demo plant to industrialized realization
Different feed gases were applied: pure CO2, raw bogas, synthesis mixes; excess H2 or sewagegas
Werlte
Stuttgart
2009 Alpha-AnlageMorbach
Beta-plant
Quelle: etogas RAG
2013
Hersfeld
2009
CO2 air scrubbing/PtG
Moorbach 2011/
IWES 2012 raw biogas
250 kW, ZSW 2012
2014 CCU CO2/H2 2015 RAG H2 generationHalblechSeven
Fields
5Seite
CO2
CH4
Audi g-tronCH4
Power-to-gas:
Linking of the electricity and mobility sector by Audi e-gas plant
Function of the Audi e-gas Project
electricity
Electrolysis
H2
Methanation
Gas power station
Gas grid:
CH4 = natural
gas for
heating,
mobility,
power
generation
CH4 = e-gas
Strom
Audi´s first plant:
CO2 from residues based biogas plant
CO2
CO2 + CH4
Gas-injection
CH4 = Biomethan
ETOGAS GmbH 03.06.2015
-6-
A dozen plants running, producing H2 or CH4
Sources: dena, AUDI
AUDI, 6MWel
Werlte, Lower Saxony, Germany:
Production of CH4 for A3 g-tron
A dozen more plants currently planned across EU
(France, Netherlands, Belgium, …Switzerland !!!!).
Electrofuels / Power-to-Gas:
A proven technology with air CO2, rawbioas direct methanation, excess H2
ETOGAS GmbH 03.06.2015
-7-dechema_2015.pptx
ETOGAS acted as turnkey supplier in charge of designing, installing and
ramping-up the world’s so far largest industrial Power-to-SNG projectAudi renewable fuel “e-gas” plant in Werlte, Germany (6.3MWel); operational since 2013
Electrolyzer hall One of three 2MWel
electrolyzers
Methanation reactor
Source: ETOGAS, AUDI
ETOGAS GmbH 03.06.2015
Power-to-Gas: Audi e-gas plant in Werlte (Germany)
,biogas plant on the right, 330 Nm³/h of CO2
Quelle: EWE Netz
ETOGAS GmbH 03.06.2015
Power purchase mode: The e-gas plant follows the epx price for
electricity dyamically, intermittently
ETOGAS GmbH 03.06.2015
-10-
The Audi e-gas plant was designed and build by ETOGAS and demonstrates
that alkaline electrolyzer technology can follow dynamic loads Example of measured power data: 6 MW PtG-Anlage in Werlte with dynamic load
Source: ETOGAS
load: electrical input power
e-gas output power (basis: lower heating value)
CH4 concentration in e-gas
time
-11-
Design of a plate methanation reformer fixed bed reactor systemPlate reactor: rigid behavior, simple steam cooling design to prevent hot spots, cost reductionpotential, commercialized catalysts with high methane yield available
Quelle: etogas
ETOGAS GmbH 03.06.2015
Quelle: ZSW
Different types of methanation fixed bed processes were investigated ( plate versus tubular design)
PtG 250 plant at the ZSW facility with methanation systems (BMU Project)
ETOGAS GmbH
-13-dechema_2015.pptx
Hydrogen-to-SNG turnkey plants can be used to upgrade low-caloric waste gases: First
plant was successfully commissioned at a manufacturer of carbon componentsExample: Proprietary methanation technology by ETOGAS used in gas-to-solid production process
1) CVI: Chemical Vapour Infiltration
Source: ETOGAS
with ETOGAS technology: Loopwithout ETOGAS technology: Vent
Customer’s Gas-to-solid production process
vs.
CVI1) reactorLNG
tank
87 Nm3/h
30% H2
70% CH4
CVI1) reactorCH4
100 Nm3/h
ETOGAS
Hydrogen-to-SNG
plant
7 Nm3/h CO2
100 Nm3/h
30% H2
70% CH4
10 Nm3/h
LNG
tank
77 Nm3/h
> 95% CH4
Vent
carbon parts carbon parts
Utilize:
-14-
CO2 as a feed gas for material production processes:
realized plant with plate reformer design for carbon brake production
Source: CVT, Etogas
ETOGAS GmbH
dechema_2015.pptx -15-
Operation mode of direct linking of PV power generator with alkaline electrolyzers was
successfully demonstrated 1987 – 2003 in different power ranges
The solar-PV hydrogen generating plant 1987 HYSOLAR Lab – DLR with alkaline electrolyzer systems and ETG base 2014
Hysolar building in 1987, Stutgart New stack design from ETG, 9.2014
Quelle: etogas, ZSW, DLR, Metkon Alyzer
Dynamical, intermittent operation of PV linked alkaline electrolyzersoperation (Hysolar) are the base for actual developmentHysolar Projekt: D, Saudi Arabien, 1987 – 2003, Elektrolyseurleistungen von bis zu 350 kW
Quelle: ZSW
ETOGAS GmbH 03.06.2015Confidential
-17-dechema_2015.pptx
In 2014, ETOGAS launched its proprietay Power-to-Hydrogen technology and has
won leading gas storage operator RAG as a reference customerTest phase of proprietary electrolyzer (alkaline pressurized) successfully completed
Source: ETOGAS
0.6 MWel alkaline pressurized electrolyzer system World’s largest active area per cell
(6,000 cm2)
Turnkey plant for reference projectElectrolyzer short stack
3 D of a new ptg design for direct methanation of raw biogas with highpressure alkaline electrolyzer, plate reformer for methanationTurn key plant as container design on an area of 30 x 30 m
Quelle: etogas
-19-
Let the fossils rest in peace (Triebel)
Kontakt:
etogas GmbH
Stephan Rieke
0711-229645 50