2.1 D ISTRICT E NERGY S YSTEM T YPES ..............................................................................................4 2.1.1 T HERMAL D ISTRICT E NERGY S YSTEMS .........................................................................................4 2.1.2 E LECTRICAL D ISTRICT E NERGY S YSTEMS ....................................................................................5 2.1.3 C OMBINED H EAT AND P OWER S YSTEMS .......................................................................................6 2.2 D ISTINCTIONS OF A T HERMAL D ISTRICT E NERGY S YSTEM .........................................................6 2.2.1 D ISTRIBUTION ……...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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