Environment Agency Waste Technologies in Practice Conference

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Information about Environment Agency Waste Technologies in Practice Conference

Published on March 6, 2009

Author: vortexrealm

Source: slideshare.net

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Presentation given to Environment Agency conference, Peterborough, 5.03.09

CHP Engines, Anaerobic Digestion & Mechanical Biological Treatment Environment Agency Conference Waste Technologies in Practice Peterborough 5 th March 2009 Alex Marshall

Topics Company introduction Market drivers UK market potential Technology differentiation Gas engine options CHP & pasteurisation New technologies

Company introduction

Market drivers

UK market potential

Technology differentiation

Gas engine options

CHP & pasteurisation

New technologies

Clarke Energy Introduction Established 1989 Distributor, sales, installation & service GE Jenbacher HUG Multinational Sold over 1 GW generation capacity Employ 500 people worldwide ISO quality accreditation ISO9001 Quality Management ISO14001 Environmental Certified

Established 1989

Distributor, sales, installation & service

GE Jenbacher

HUG

Multinational

Sold over 1 GW generation capacity

Employ 500 people worldwide

ISO quality accreditation

ISO9001 Quality Management

ISO14001 Environmental Certified

Headline Figures Worldwide Group Sales UK Sales The Clarke Group is owned 82% by the Management team and 18% by 3i plc Turnover of £150 m worldwide in 2008 550 employees worldwide Significant growth in China, India and UK expected in 2009

The Clarke Group is owned 82% by the Management team and 18% by 3i plc

Turnover of £150 m worldwide in 2008

550 employees worldwide

Significant growth in China, India and UK expected in 2009

Energy Crops for Biogas – Market Size Estimate Germany – 4.2% of arable land UK arable land 6.4m hectares ~270,000 ha for biogas* ~665 MW capacity ~1,000 plants *Based upon equivalent land use as Germany

Germany – 4.2% of arable land

UK arable land 6.4m hectares

~270,000 ha for biogas*

~665 MW capacity

~1,000 plants

Food Waste - Market size 6.7m tonnes food waste* 5.2m municipally collected* 1.3m ‘unavoidable’* 1.2m tonnes food waste is still packaged* ~100-130 food waste plants Based upon - 30ktpa plant capacity 75% waste availability Excluding manures and other bio-solids Other additional inputs 90m t of livestock manure per annum** 10m t ‘other’ bio-solids** Sources: *WRAP 2008 ** Defra 2007

6.7m tonnes food waste*

5.2m municipally collected*

1.3m ‘unavoidable’*

1.2m tonnes food waste is still packaged*

~100-130 food waste plants

Based upon - 30ktpa plant capacity 75% waste availability

Excluding manures and other bio-solids

Other additional inputs

90m t of livestock manure per annum**

10m t ‘other’ bio-solids**

Technology Differentiation

Technology Differentiation

Typical Biogas Plant

Typical Co-fermentation Plant

Food Waste Plants

MBT-AD Plants

MBT-AD – Typical Flow Chart Mixing/hydrolysis Pasteurisation? Digester Dewatering Landfill / land remediation Enclosed reception RDF Sand, grit, stones Wastewater treatment Metals Mechanical pre-treatment Wet pre-treatment

GE Jenbacher Gas Engine Options Engine range 330 – 4,000kW Designed from outset to operate on Natural gas Landfill gas Biogas Mines gas Special gases Unrivalled efficiency (>43%) and durability (>90% availability) Backed up by Clarke Energy’s maintenance and support package

Engine range 330 – 4,000kW

Designed from outset to operate on

Natural gas

Landfill gas

Biogas

Mines gas

Special gases

Unrivalled efficiency (>43%) and durability (>90% availability)

Backed up by Clarke Energy’s maintenance and support package

GE Jenbacher Engine Models Type 2 – 250 – 330 kW e Introduced 1976 – 30 years continuous development

GE Jenbacher Engine Models Type 3 – 500 – 1,100 kW e

GE Jenbacher Engine Models Type 4 – 800kWe – 1,500kW e

GE Jenbacher Engine Models Type 6 – 1,600 kW e – 4,000 kW e Not typically used for biogas applications

What is CHP? ‘ Combined Heat and Power (CHP) – is a highly efficient and environmentally friendly technology for generating heat and power (usually electricity) on site from a single fuel source usually gas.’

‘ Combined Heat and Power (CHP) – is a highly efficient and environmentally friendly technology for generating heat and power (usually electricity) on site from a single fuel source usually gas.’

CHP – The Basic Concept

How Does CHP Work? The basic elements of a CHP plant: A prime mover (gas engine) Electrical generator driven by the engine Heat exchangers recovering heat from the engine Jacket cooling water Lubricating oil Turbocharger intercooler Exhaust gases System control panel

The basic elements of a CHP plant:

A prime mover (gas engine)

Electrical generator driven by the engine

Heat exchangers recovering heat from the engine

Jacket cooling water

Lubricating oil

Turbocharger intercooler

Exhaust gases

System control panel

GE Jenbacher Gas Module Heat recovery -Heat Exchanger Engine Engine control panel Generator

Typical CHP Flow Diagram Gas Input Engine Hot Water Circuit Secondary Heat Exchanger Electrical Output Exhaust Heat Exchanger Building Hot Water Return Building Hot Water Feed Exhaust Engine Hot Water Circuit

Energy Balance of Cogeneration Module

MBT-AD & CHP Engine Integration Exhaust heat Jacket water, oil heat & intercooler ~400 º C 90 º C Drier 2-300 º C Air Heat exch. Pasteuriser External heat sink Digester District heating Industry

ABPR & Gas Engine Technology No pasteurisation – Non ABRP material only Category 3 - Dedicated pasteurisation unit 70 ° C 1 hr Thermophilic temperature operation Category 2 Stricter limits, rendering Additional non-engine items Wheel wash Vehicle wash down area Separate ‘clean’ and ‘dirty’ areas Operational strategy & management

No pasteurisation – Non ABRP material only

Category 3 -

Dedicated pasteurisation unit 70 ° C 1 hr

Thermophilic temperature operation

Category 2

Stricter limits, rendering

Additional non-engine items

Wheel wash

Vehicle wash down area

Separate ‘clean’ and ‘dirty’ areas

Operational strategy & management

Pasteurisation Unit Integration Pasteurisation tanks Inflow Outflow Heating water from CHP

New Technological Applications Biogas up-graders Grid injection Vehicle fuel Tri-generation Fuel cells

Biogas up-graders

Grid injection

Vehicle fuel

Tri-generation

Fuel cells

Biogas Upgrading

Clarke Energy GE Jenbacher & MBT – AD Viridor - Manchester PFI 4 MBT-AD facilities Biffa - West Sussex PB 3 x JMC 320 3MW WSN Environmental New South Wales 2 x JMC420 2.8MW Supplying technology to Haase, Enpure & Arrow Ecology

Viridor - Manchester PFI 4 MBT-AD facilities

Biffa - West Sussex PB

3 x JMC 320 3MW

WSN Environmental New South Wales

2 x JMC420 2.8MW

Supplying technology to Haase, Enpure & Arrow Ecology

Contact Details Alex Marshall Product Manager Clarke Energy [email_address] 07917 066242 0151 546 4446

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