IMPLEMENTATION GUIDE FOR LANDFILL GAS RECOVERY

0,17
MB PROJECTS IN THE NORTHEAST

71
stron

5199
ID SCS ENGINEERS

1999
rok

TABLE OF CONTENTS

1 INTRODUCTION 1-1

Background 1-1

Purpose of the Handbook 1-2

Report Organization 1-2

2 STATE OF THE LANDFILL GAS RECOVERY INDUSTRY . 2-1

Introduction 2-1

LFG Generation . 2-1

LFG Collection Methods . 2-3

Vertical Well System 2-3

Horizontal Trench System 2-3

Combined Leachate/LFG Collection Systems . 2-5

Cover Venting Systems 2-5

Typical Landfill Characteristics 2-5

LFG Utilization Technologies . 2-5

Overview . 2-5

Current Applications 2-6

Potential Future Applications . 2-11

Economics 2-12

Public Utility Regulatory Policy Act (PURPA) . 2-12

Cost Elements 2-13

Project Revenues . 2-13

Federal Programs . 2-15

Environmental Issues 2-16

Air Emissions 2-16

Subtitle D . 2-17

Clean Air Act - New Source Performance Standards . 2-17

LFG Condensate Management . 2-18

Institutional Issues 2-19

Project Ownership . 2-19

LFG Developers 2-19

Financing Mechanisms . 2-20

Project Impediments . 2-21

3 PROJECT APPROACH . 3-1

Introduction 3-1

LFG Utilization Projects in the Northeast 3-1

LFG Industry Interviews . 3-1

LFG Developers . 3-1

Landfill Owners 3-1

Energy Users . 3-3

Financial Institutions 3-3

Interview Approach . 3-3

4 SUCCESSFUL PROJECT CRITERIA AND IMPEDIMENTS TO LFG UTILIZATION 4-1

Introduction 4-1

Landfill Characteristics 4-1

Successful Factors . 4-1

Impediments 4-2

LFG Collection Systems . 4-3

Successful Factors . 4-3

Impediments 4-5

LFG Utilization Systems . 4-6

Successful Factors . 4-6

Impediments 4-7

Economics . 4-9

Successful Factors . 4-9

Impediments . 4-10

Institutional Issues 4-12

Successful Factors 4-12

Impediments . 4-13

Environmental Regulatory Issues . 4-15

Successful Factors 4-15

Impediments . 4-16

5 IDENTIFICATION OF CANDIDATE NORTHEAST LANDFILLS FOR LFG UTILIZATION . 5-1

Methodology . 5-1

Candidate Landfills in the Northeast 5-3

LFG-To-Energy Potential in the Northeast . 5-4

6 LANDFILL GAS MODELS . 6-1

LFG Generation Model 6-1

LFG Utilization Economic Model . 6-2

Model Assumptions . 6-2

Project Ownership Scenarios . 6-4

Economic Model Results . 6-4

Limitations . 6-6

7 AREAS FOR FUTURE STUDY . 7-1