KETEP 세계에너지시장정보

Abstract ............. 2 

Acknowledgements ..... 3 

Executive summary ..... 4 

1. Introduction .............. 6 

2. NZEB definition updates .......... 8 
 2.1. Comparative NZEB performance levels ...... 10 
 2.2. NZEBs and renewables ..... 20 
 2.3. NZEBs U-values ....... 23 
 2.4. NZEBs and benchmark levels................. 26 

3. NZEBs information from LTRS 2020, NECPR 2023 and draft NECPs 2023 .... 30 

4. NZEB performance levels and cost-optimal levels of minimum energy performance requirements in Member States ...... 58 

5. Overview of technologies for NZEBs .... 63
 
6. From NZEBs to ZEBs ..... 71 
 6.1. Projected ZEB levels ...... 71 
 6.2. Open issues ...... 73 

7. Conclusions ............ 78 

References ...... 80 

List of abbreviations and definitions ...... 84 

List of figures .............. 87 

List of tables ................ 89 

Annexes .......................... 90 
 Annex 1. Country-sheets of collected definitions per Member States ...... 90