phd_thesis_defence.qmd

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```{r}
library(tidyverse)
```


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Buildings consume about 40% of all produced energy
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Significant contributors to greenhouse gas emission
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Energy efficient buildings is vital to reduce emissions
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::: {.notes}
Picture from NASA earth observatory
Showing city lights during night
It looks beautiful from space
But is an ample reminder...
people are expanding everywhere
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## Main objectives of thesis

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- Uncertainty about energy savings is a barrier that hinders new renovation projects 
- Contribute to lower that barrier 
- Promote action to create more energy efficient buildings
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[Objectives]{style="opacity:0.75"} </br> 
[Agenda]{style="opacity:0.15"} </br> 
[Background]{style="opacity:0.15"} </br> 
[Examples]{style="opacity:0.15"} </br> 
[Paper 1 / 5]{style="opacity:0.15"} </br> 
[Conclusion]{style="opacity:0.15"}  
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## Agenda 

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- Background 
- Example of energy saving documentation
- Present the 5 papers 
- Conclusion

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::: {.notes}
Motivation
1) Do a good job 
2) Transparent methods
3) Personal reason: environmental impact
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## Buildings in Norway

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## Measurement and Verification

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::: {.notes}
- The models I will show are based on a consensus approach...
- International Performance Measurement and Verification Protocol (IPMVP)
- Initiative from Efficiency Valuation Organization (EVO)
- They developed a consensus approach to measuring and verifying efficiency investments
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- Next we move on from 52 to 8760 observations
- Lets look at the data
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## A year of hourly data

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- We have opening hours 
- Weekends
- Shifting seasons
- Temp. difference across day and night..months
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- The challenge is that we are depending on the energy analyst!
- We have developed a web framework to set models into production
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{{< include slides/_12_paper5.qmd >}}


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::: {.notes}
Double-click on the heading to start "voice-over"
Academic in early days
Politics -> Prime minister of Portugal 
Later The High Commissioner for Refugees
One of the world's largest humanitarian organizations
Since 2017 Guitteres has served as the secretary-general of the United Nations 
He has probably read thousand of reports!
This is what he said during the press conference
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## Conclusion

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- Documented energy savings for grocery stores were 35%
- Savings potential in food retail stores is 700 GWh
- ≈ energy demand for 55 000 households

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