COMPARATIVE ANALYSIS OF LANDFILL GAS UTILIZATION

0,15
MB TECHNOLOGIES

65
stron

5198
ID SCS ENGINEERS

1999
rok

CONTENTS

ES EXECUTIVE SUMMARY . ES-1

1 INTRODUCTION 1-1

Background 1-1

The Industry's Beginnings 1-1

Environmental and Economic Benefits 1-1

The Industry Today . 1-2

Report Objectives . 1-2

Report Organization . 1-3

2 LFG CONVERSION TECHNOLOGIES 2-1

Types of Systems Considered 2-1

Internal Combustion Systems . 2-1

External Combustion Systems . 2-1

Electrochemical Systems . 2-1

Internal Combustion Systems 2-1

Reciprocating Engines (ICREs) 2-1

- Naturally Aspirated . 2-2

- Lean-Burn, Turbocharged, Aftercooled . 2-2

- Rotational Speeds 2-4

- Conceptual Design 2-4

- Performance Characteristics 2-4

- Estimated Capital and Operation and Maintenance Costs . 2-6

Gas Turbines 2-6

- Conceptual Design 2-7

- Performance Characteristics 2-7

- Estimated Capital and Operation and Maintenance Costs . 2-7

Advantages/Disadvantages of ICRE vs. Gas Turbine 2-11

External Combustion Systems 2-12

Organic Rankine Cycle (ORC) . 2-12

- Conceptual Design . 2-14

- Performance Characteristics . 2-14

- Estimated Costs . 2-14

- Advantages/Disadvantages of ORC . 2-16

Stirling Cycle Engines 2-16

- Conceptual Design . 2-17

- Performance Characteristics . 2-17

- Costs . 2-20

- Advantages/Disadvantages of Stirling Cycle 2-20

Electrochemical Systems (Fuel Cells) . 2-20

Conceptual Design 2-23

Performance Characteristics 2-23

Estimated Costs 2-24

Advantages/Disadvantages of Fuel Cells 2-24

3 ENVIRONMENTAL EXTERNALITIES AND PROJECT INCENTIVES 3-1

Environmental Externalities . 3-1

Emission Reduction Credits . 3-1

State Programs . 3-2

Connecticut 3-2

Delaware 3-2

Maine 3-3

Maryland . 3-3

Massachusetts . 3-3

New Hampshire 3-5

New Jersey 3-5

New York . 3-6

Pennsylvania . 3-6

Rhode Island . 3-7

Vermont 3-7

Federal Incentive Programs for LFG Utilization Projects 3-7

Section 29 - Tax Credits for Producing Fuel from a

Non-Conventional Source . 3-7

Renewable Energy Production Incentivies (REPI) . 3-8

Project Partnerships 3-9

Landfill Owner . 3-9

LFG Developer . 3-9

Electric Utility Company 3-12

Renewable Energy Production Incentive Program . 3-12

4 COMPARATIVE ANALYSIS OF LFG CONVERSION TECHNOLOGIES 4-1

Performance 4-1

Emissions 4-3

LFG Composition 4-3

Conversion Processes 4-3

Potential Emission Reduction Credits . 4-5

Costs . 4-9

Comparative Analysis . 4-11

Conclusions 4-14