DTU BGG - The Biomass Gasification Group Seniorforsker Jesper Ahrenfeldt (DTU), og andre

Transkript

1 Recirkulering af fosfor fra slam, gyllefibre og restprodukter via termisk forgasning DTU BGG - The Biomass Gasification Group Seniorforsker Jesper Ahrenfeldt (DTU), og andre DTU Chemical Engineering, Technical University of Denmark 19/04/2018 1

2 Forskningensområde Termisk Bioenergi DTU Chemical Engineering, Technical University of Denmark 19/04/2018 2

3 Den cirkulære tanke Energi, miljø og gødning DTU Chemical Engineering, Technical University of Denmark 19/04/2018 3

4 Recirkulering af gødning Uønskede stoffer Tungmetaller Organiske forbindelser PAH (polycyclic aromatic hydrocarbons) PCB (polychlorinated biphenyls) AOX (sum of organohalogenous compounds) LAS (linear alkylbenzenesulphonates) Zn, Cu, Ni, Cd, Pb, Hg, Cr store=uk_store Patogener bakterier og virus Antibiotika, hormoner Microplastics DTU Chemical Engineering, Technical University of Denmark 19/04/2018 4

5 Recirkulering af gødning Uønskede stoffer Tungmetaller Organiske forbindelser PAH (polycyclic aromatic hydrocarbons) PCB (polychlorinated biphenyls) AOX (sum of organohalogenous compounds) LAS (linear alkylbenzenesulphonates) Zn, Cu, Ni, Cd, Pb, Hg, Cr store=uk_store Patogener bakterier og virus Antibiotika, hormoner Microplastics DTU Chemical Engineering, Technical University of Denmark 19/04/2018 5

6 Termisk bioenergi Brændsler Brændsler: Halmpiller og snittet halm Tørret spildevandsslam Halm- & slampiller (10%) Gyllefibre (fra svin eller fjerkræ) Fra både før og efter anaerob udrådning DTU Chemical Engineering, Technical University of Denmark 19/04/2018 6

7 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/2018 7

8 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/2018 8

9 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/2018 9

10 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/

11 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/

12 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/

13 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/

14 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/

15 Systemet DTU Chemical Engineering, Technical University of Denmark 19/04/

16 Askeundersøgelser DTU Chemical Engineering, Technical University of Denmark 19/04/

17 P plant availability (AER approx.) [% of mineral P reference] Resultat eksempel Tech. indflydelse på aske P DTU Chemical Engineering, Technical University of Denmark 19/04/

18 Cadmium fertilizer load (µg Cd/g P) Resultat eksempel Tech. indflydelse på aske Cd Danish legal threshold DTU Chemical Engineering, Technical University of Denmark 19/04/

19 shoot dry matter (g/pot) Bio-aske Gødningseffekt af fosfor fra halm-slam Mineral P Straw+sludge ash Barley plant response to increasing amounts of sludge/straw gasification ash (40, 60, 80, and 100 mg P kg -1 soil) mg P applied kg -1 soil SL40 SL60 SL80 SL10 0 DTU Chemical Engineering, Technical University of Denmark 19/04/

20 shoot uptake (mg/pot) shoot dry matter (g/pot) Plantevækst Mineral fertilizer Straw ash Bio-aske Gødningseffekt af fosfor fra bio-aske (halm) Fosforoptag Vækst for byg gødet med 80 mg P kg -1 jord: Bio-aske fra halm (højre) og KH 2 PO 4 (venstre) applied P mg kg -1 soil DTU Chemical Engineering, Technical University of Denmark 19/04/

21 Bio-aske Gødningseffekt af fosfor fra bio-aske (halm) 20 mg P/kg 40 mg P/kg 80 mg P/kg 120 mg P/kg 160 mg P/kg Planterespons for byg gødet med øget mængde af bio-aske fra halm DTU Chemical Engineering, Technical University of Denmark 19/04/

22 DTU Chemical Engineering, Technical University of Denmark 19/04/ Bio-aske Markforsøg på Bregentved

23 DTU Chemical Engineering, Technical University of Denmark 19/04/ Bio-aske Markforsøg på Bregentved

24 DTU Chemical Engineering, Technical University of Denmark 19/04/ Bio-aske Markforsøg på Bregentved

25 DTU Chemical Engineering, Technical University of Denmark 19/04/ Bio-aske Markforsøg på Bregentved

26 DTU Chemical Engineering, Technical University of Denmark Bio-aske Markforsøg på Bregentved 19/04/

27 DTU Chemical Engineering, Technical University of Denmark 19/04/ Bio-aske Markforsøg på Bregentved

28 Perspektiver: Udnyttelse af energiressourcen Produktion af ensartet, lugtfri, lagerstabilt, koncentreret og transportabelt gødningsprodukt Mulighed for omfordeling af næringsstoffer Potentiel anvendelse som gødning i økologisk landbrug DTU Chemical Engineering, Technical University of Denmark 19/04/

29 Udvalgte samarbejdspartnere DTU Chemical Engineering, Technical University of Denmark 19/04/

30 Tak for opmærksomheden! DTU Chemical Engineering, Technical University of Denmark 19/04/

31 Biomass Gasification Group DTU Chemical Engineering, Technical University of Denmark 19/04/