1. Energy Management: 2016/17 The Energetic Balance of a Country II
Prof. Tânia Sousa

2. Energy Accounting Framework: Transformation
Energy flows considered for each individual fuel or energy type

3. Energy Accounting Framework: Transformation
Main flows considered in the energy transformation sector:
How do you obtain energy for final consumption?

4. Conversion Processes (Fossil Fuels)
Oil
Crude oil & intermediate products are consumed for:
Fuels (Refineries)
Non-energetic Materials (Refineries)

5. Conversion Processes (Fossil Fuels)
What is the mean efficiency in producing refined fuels?
𝜼=𝟗𝟖.𝟒%

6. Conversion Processes (Fossil Fuels)
Fueloil
Fueloil is produced in the refineries

7. Conversion Processes (Fossil Fuels)
Fueloil
Electricity
Fueloil Power Plant, Setúbal

8. Conversion Processes (Fossil Fuels)
Fueloil
Electricity
Electricity & Heat (Cogeneration)

9. Energy Accounting Framework: Transformation
What is the mean efficiency in producing thermoelectricity?
Meaning ?

10. Energy Accounting Framework: Transformation
What is the mean efficiency in producing thermoelectricity?
Thermoelectricity produced with coal, oil, natural gas, biomass, urban waste and biogas
Coal used to produce electricity

11. Energy Accounting Framework: Transformation
What is the mean efficiency in producing thermoelectricity?
Thermoelectricity produced with coal, oil, natural gas, biomass, urban waste and biogas
Coal used to produce electricity
𝜼=𝟒𝟎%

12. Energy Accounting Framework: Transformation
What is the efficiency in producing electricity from urban waste in 2008?
ValorSul 286 GWh
Lipor 191 GWh
ValorAmbiente 53 GWh
What is the efficiency in producing electricity from coal?
ENERGETIC BALANCE TOE
Coal
Oil
Natural Gas
Thermoelectricity
Biomass
Urban waste
Biogas
2008
4 = 1 a 3
22= 23 35 40 41 44
Electricity
6.6
61 957
19 729

13. Energy Accounting Framework: Transformation
What is the efficiency in producing electricity from urban waste in 2008?
ValorSul 286 GWh
Lipor 191 GWh
ValorAmbiente 53 GWh
What is the efficiency in producing electricity from coal?
The information in the PEB is not detailed enough to answer this question
ENERGETIC BALANCE TOE
Coal
Oil
Natural Gas
Thermoelectricity
Biomass
Urban waste
Biogas
2008
4 = 1 a 3
22= 23 35 40 41 44
Electricity
6.6
61 957
19 729

14. Efficiency in Electricity Generation

15. Energy Accounting Framework: Transformation
What is the total amount of thermoelectricity? How is it obtained?

16. Energy Accounting Framework: Transformation
What is the total amount of thermoelectricity? How is it obtained?
What is the total amount of electricity available for final consumption?

17. Energy Accounting Framework: Transformation
What is the total amount of thermoelectricity? How is it obtained?
What is the total amount of electricity available for final consumption?

18. Energy Accounting Framework: Transformation
Energy Sector own consumption?
Example:
Oil Energy Sector
Electric Energy Sector

19. Energy Accounting Framework: Transformation
Energy Sector own consumption?
Example:
What is the meaning of this term?
Oil Energy Sector
Electric Energy Sector

20. Energy Accounting Framework: Transformation
What is the energetic consumption of the electric sector in TOE?

21. The Portuguese Energetic Balance
An energetic Balance is a matrix:
Each type of fuel/energy vector is considered along the columns
Each row captures the flow of energy
ENERGETIC BALANCE TOE
Coal
Oil
Natural Gas
Gases o Outros Derivados
Electricity
heat
Industrial waste
Other Renewables
TOTAL
2008
4 = 1 a 3
22= 23
30 = 24 a 29
36 = 31 a 35 37 38
46 = 39 a 45
47=
IMPORTS 1.
DOMESTIC PRODUCTION 2.
39 800
CHANGE IN "STOCKS" 3.
5 960
- 837
97 193
OUTPUTS 4.
24 949
17 634
PRIMARY ENERGY CONSUMPTION 5.
FOR NEW ENERGY FORMS 6.
1 120
CONSUMPTION ENERGY SECTOR 7.
56 103 3
RAW MATERIAL CONSUMPTION
AVAILABLE FOR FINAL CONSUMPTION 8.
81 170
38 680
STATISTICAL DIFFERENCE 9.
9 851 12
279
FINAL CONSUMPTION
10.
71 319
AGRICULTURE AND FISHERIES
10.1
3 359
87 218
2 366 21
EXTRACTIVE INDUSTRIES
10.2
66 103
8 444
49 882
30 844 4
TRANSFORMATION INDUSTRIES
10.3
CONSTRUCTION AND PUBLIC WORKS
10.4
5 063
50 490
TRANSPORTS
10.5
6 659
46 677
3 452
DOMESTIC SECTOR
10.6
SERVICES
10.7
14 211
6 579

22. Energy Accounting Framework: Consumption
Summarizing the energy flow considered for each individual fuel or energy type

23. Energy Accounting Framework: Consumption
Main flows considered in final consumption:
Agriculture & Fisheries (2 sectors)
Extractive Industries (1 sector)
Transformation Industries
Construction & Public Works
Transports
Domestic Sector (1 sector)
Services (1 sector)
Biomass consumption by the household
sector is estimated based on surveys
Alimentação, bebidas e tabaco
Têxteis
Papel e Artigos de Papel
Químicas e Plásticos
Cerâmicas
Vidro e Artigos de Vidro
Cimento
Metalúrgicas
Siderurgia
Vestuário, Calçado e Curtumes
Madeira e Artigos de Madeira
Borracha
Metálo-eletro-mecânicas
Outras Industrias Transformadoras
Example:
BALANÇO ENERGÉTICO tep
Lenhas e Resíduos Vegetais
2008 40
CONSUMO FINAL
10.
AGRICULTURA E PESCAS
10.1
INDÚSTRIAS EXTRACTIVAS
10.2
INDÚSTRIAS TRANSFORMADORAS
10.3
CONSTRUÇÃO E OBRAS PÚBLICAS
10.4
TRANSPORTES
10.5
SECTOR DOMÉSTICO
10.6
SERVIÇOS
10.7
Aviação Nacionais
10.5.1
Transportes Marítimos Nacionais
10.5.2
Caminho de Ferro
10.5.3
Rodoviários
10.5.5

24. Exercise: Prepare the Energy Balance
1 TWh = Mtoe

25. Exercise: Prepare the Energy Balance

26. Next week workgroup
Please bring your computer (1 per group) for next week pratical classes!!!!