EXTERNE NATIONAL IMPLEMENTATION: SPAIN

1,18
MB

173
stron

4222
ID European Commission Directorate-General for Research

1998
rok

CONTENTS

0. EXECUTIVE SUMMARY.1

0.1 INTRODUCTION1

0.1.1 Background and objectives1

0.1.2 The Spanish National Implementation.2

0.2 METHODOLOGY.3

0.3 OVERVIEW OF THE FUEL CYCLES ASSESSED4

0.3.1 Coal fuel cycle 4

0.3.2 Natural gas fuel cycle 5

0.3.3 Biomass/lignites fuel cycle .5

0.3.4 Wind fuel cycle6

0.3.5 Waste incineration .6

0.4 AGGREGATION 7

0.5 POLICY CASE STUDY8

0.6 CONCLUSIONS .9

1. INTRODUCTION.11

1.1 OBJECTIVES OF THE PROJECT11

1.2 PUBLICATIONS FROM THE PROJECT.12

1.3 STRUCTURE OF THIS REPORT 13

1.4 THE SPANISH NATIONAL IMPLEMENTATION.13

1.4.1 Description of the country .13

1.4.2 Overview of the Spanish energy sector 15

1.4.3 Justification of the selection of fuel cycles.17

1.4.4 Related national studies.19

2. METHODOLOGY21

2.1 APPROACHES USED FOR EXTERNALITY ANALYSIS .21

2.2 GUIDING PRINCIPLES IN THE DEVELOPMENT OF THE EXTERNE METHODOLOGY23

2.3 DEFINING THE BOUNDARIES OF THE ANALYSIS 24

2.3.1 Stages of the fuel chain 25

2.3.2 Location of fuel chain activities.25

2.3.3 Identification of fuel chain technologies26

2.3.4 Identification of fuel chain burdens .27

2.3.5 Identification of impacts 27

2.3.6 Valuation criteria28

2.3.7 Spatial limits of the impact analysis 28

2.3.8 Temporal limits of the impact analysis 29

2.4 ANALYSIS OF IMPACT PATHWAYS 29

2.4.1 Prioritisation of impacts 30

2.4.2 Description of priority impact pathways .31

2.4.3 Quantification of burdens 34

2.4.4 Description of the receiving environment35

2.4.5 Quantification of impacts.36

2.4.6 Economic valuation .38

2.4.7 Assessment of uncertainty 38

2.5 PRIORITY IMPACTS ASSESSED IN THE EXTERNE PROJECT39

2.5.1 Fossil technologies 39

2.5.2 Nuclear technologies .40

2.5.3 Renewable technologies.40

2.5.4 Related issues41

2.6 SUMMARY.41

3. COAL FUEL CYCLE.43

3.1 DEFINITION OF THE COAL FUEL CYCLE, TECHNOLOGY AND SITE .43

3.1.1 Technology description43

3.1.2 Site description 49

3.2 OVERVIEW OF BURDENS57

3.2.1 Atmospheric emissions.57

3.2.2 Liquid effluents 57

3.2.3 Solid wastes 57

3.2.4 Occupational accidents58

3.3 SELECTION OF PRIORITY IMPACTS.58

3.4 QUANTIFICATION OF IMPACTS AND DAMAGES 59

3.4.1 Coal extraction 59

3.4.2 Coal transport.60

3.4.3 Limestone production 60

3.4.4 Limestone transport .61

3.4.5 Power generation61

3.4.6 Waste disposal .62

3.5 SUMMARY AND INTERPRETATION OF RESULTS .63

4. NATURAL GAS FUEL CYCLE.65

4.1 DEFINITION OF THE NATURAL GAS FUEL CYCLE, TECHNOLOGY AND SITE65

4.1.1 Technology description65

4.1.2 Site description 69

4.2 OVERVIEW OF BURDENS69

4.2.1 Atmospheric emissions.69

4.2.2 Solid wastes 70

4.3 SELECTION OF PRIORITY IMPACTS.70

4.4 QUANTIFICATION OF IMPACTS AND DAMAGES 71

4.4.1 Extraction .71

4.4.2 Transport 71

4.4.3 Power generation72

4.5 SUMMARY AND INTERPRETATION OF RESULTS .73

5. BIOMASS/LIGNITES FUEL CYCLE.75

5.1 DEFINITION OF THE BIOMASS/LIGNITES FUEL CYCLE, TECHNOLOGY AND SITE.75

5.1.1 Technology description75

5.1.2 Site description 82

5.2 OVERVIEW OF BURDENS90

5.2.1 Atmospheric emissions.90

5.2.2 Liquid effluents 90

5.2.3 Solid wastes 91

5.2.4 Occupational accidents91

5.3 SELECTION OF PRIORITY IMPACTS.91

5.4 QUANTIFICATION OF IMPACTS AND DAMAGES 92

5.4.1 Lignite extraction92

5.4.2 Fuel transport .93

5.4.3 Limestone extraction and transport .94

5.4.4 Power generation94

5.5 SUMMARY AND INTERPRETATION OF RESULTS .96

6. WIND FUEL CYCLE.99

6.1 DEFINITION OF THE WIND FUEL CYCLE, TECHNOLOGY AND SITE .99

6.1.1 Technology description99

6.1.2 Site description 101

6.2 OVERVIEW OF BURDENS102

6.3 SELECTION OF PRIORITY IMPACTS.103

6.4 QUANTIFICATION OF IMPACTS AND DAMAGES 104

6.4.1 Turbine construction.104

6.4.2 Turbine operation 104

6.5 SUMMARY AND INTERPRETATION OF RESULTS .106

7. WASTE INCINERATION.109

7.1 DEFINITION OF THE WASTE INCINERATION CYCLE, TECHNOLOGY AND SITE 109

7.1.1 Technology description109

7.1.2 Site description 114

7.2 OVERVIEW OF BURDENS123

7.2.1 Atmospheric emissions.123

7.3 SELECTION OF PRIORITY IMPACTS.124

7.4 QUANTIFICATION OF IMPACTS AND DAMAGES 125

7.4.1 MSW transport .125

7.4.2 Waste treatment .125

7.4.3 Ash transport .126

7.4.4 Impacts and damages related to waste treatment 127

7.5 SUMMARY AND INTERPRETATION OF RESULTS .128

8. AGGREGATION131

8.1 DESCRIPTION OF THE NATIONAL ELECTRICITY SECTOR .131

8.2 AGGREGATION METHODS .132

8.3 RESULTS133

9. POLICY CASE STUDY139

9.1 INTRODUCTION139

9.2 POLICY CASE STUDY DESCRIPTION .140

9.3 MODEL DESCRIPTION.140

9.3.1 System Description 142

9.3.2 Emissions modelling 142

9.3.3 Model Formulation 143

9.3.4 Implementation 146

9.4 CASE STUDY: SPANISH POWER SYSTEM.147

9.5 EXTERNALITIES OF THE SPANISH ELECTRICAL SYSTEM148

9.5.1 Fossil fuels power units .148

9.5.2 Nuclear units.154

9.5.3 Hydro units .155

9.5.4 Other units 155

9.6 ANALYSIS OF THE OPERATION OF THE SPANISH POWER SYSTEM155

9.7 RESULTS AND CONCLUSIONS 157

10. CONCLUSIONS .163

11. REFERENCES165