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U.S. Department of Energy
Office of Scientific and Technical Information

Energy integrated dairy farm: Phase 1 report for the period 1 May 1982 to 30 June 1982

Technical Report ·
OSTI ID:6170676
Purpose of the project is to evaluate the use of integrated farm energy systems for dairy farms in the southeastern United States (Phase I); select and design alternative energy systems which are economically feasible for use on the Mathis farm (Phase I); install the selected systems (Phase II); and operate and monitor performance of the systems (Phase III). This report covers Phase I. Results of the Phase I work indicate that the most technically and economically appropriate alternative energy systems for the farm are: (1) anaerobic digestion of dairy cattle manure to produce a methane-rich biogas and to use the manure as a source of cattle bedding material and as a fertilizer; (2) use of the biogas to fuel a spark ignition engine coupled to an induction generator, producing a major portion of the electricity needed on the farm and all of the thermal energy required in the dairy operation; and (3) implementation of energy conservation measures, including waste heat recovery from the bulk milk refrigeration system, water conservation, irrigation scheduling, and minimum tillage.
Research Organization:
Georgia Inst. of Tech., Atlanta (USA). Engineering Experiment Station
DOE Contract Number:
FC07-80CS40379
OSTI ID:
6170676
Report Number(s):
DOE/CS/40379-T4; ON: DE87013021
Country of Publication:
United States
Language:
English