ABSTRACT OF REFERENCES BIOGAS PLANT

Project: Pumpwerk III Biogas Plant Am Pumpwerk III, 38543 Hillerse

Client: Abwasserverband Braunschweig Körperschaft des öffentlichen Rechtes Neubrück, Celler Str. 22 38176 Wendeburg

Contact: Mr. Schorling Tel.: +49 / 5303 / 509-30

Consultant Dr. Born – Dr. Ermel GmbH Finienweg 7 28832 Achim b. Bremen

Contact: Mr. Lühring Tel.:+49 / 4202 / 758-244

Execution Period: January 2007 – November 2007

Contract Value:: approx. €5,055,400.00

Scope of Work: Engineering, Procurement & Construction (EPC) of a biogas plant 2,5 MWel

Civil work

Mechanical work

Electronic work

2 fermentation tanks with covering (Ø 19 m, h = 19 m / volume = 2 x 5,387 m³) 1 anaerobic fermenter (Ø 29.0 m, h = 6.0 m / volume 3,963 m³) with double

membrane gas storage) 3 storage tanks for fermentation residues (Ø 29 m, h = 6 m / volume 3 x 3,963

m³) biogas storage tank for dry gas, standing upright and cylindrically shaped, plas-

tic diaphragm accumulator 500 m³, lining with steel profiles operational building (masonry with trapezoidal roof) including cellar with pumps

for the feeding of solid matters; ground floor with pump technology (distribution) and moving floors for solid matters; top floor with pre-storage tank for corn 6 m³ from polystyrene material

outside grain silo 130 m³ from galvanized steel sheet equipping tanks and the operational building with submersible mixers and top

entry mixers heating installations in the operational building as well as in the fermenters and

anaerobic fermenters entire supply with and installation of electronic equipment and metrology for the

whole plant