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

TES technology transfer in the pulp and paper industry

Conference ·
OSTI ID:5964548

Thermal energy storage (TES) is a technique whereby energy can be temporarily stored in order to more uniformly balance steam generation with steam demands. The pulp and paper industry accomplishes this in an accumulator using hot water or steam as the transfer medium. An international study was conducted which showed that TES is presently more universally practiced in Scandinavian mills than in US mills. However, TES offers significant benefits in energy conservation, provides an instant steam reserve to stabilize mill steam demand, prolongs power boiler life, and permits displacement of oil with potentially less expensive and more abundant alternative fuels. The capital payback time (PBT) is two to three years with return on investment (ROI) of 30 to 50%. Projections indicate that installed TES system will become increasingly common in US mills in the near future.

Research Organization:
Edee (Howard), Inc., Bellevue, WA (USA)
DOE Contract Number:
W-7405-ENG-26
OSTI ID:
5964548
Report Number(s):
CONF-810940-26; ON: DE82000163
Country of Publication:
United States
Language:
English