related tags: 381A00 49310E 614D2B 7B5310 B27648 D7CCC3 E1CCB9 E76F13 annual chp chpa combinedheatandpower combinedheatandpowerassociation conference ei energy heat heat14 heat2014 heatconference institute janettewebb russellhotel universityofedinburgh 2014 281908 663700