DDI "Rectangular, Square , Cube" TM
Don't Waste the Waste: Use DDI Heat Recovery
Since 1980
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Don't Waste the Waste: Use DDI Heat Recovery Since 1980 |
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FEASIBILITY STUDY FOR Heat Exchanger or HEAT RECOVERY Water to Sludge or Sludge to Sludge HEAT EXCHANGER This questionnaire is to calculate the estimated time (1-3 years) it will take to recover the cost of the equipment, by the saved energy, which is currently wasted. DATE:_______________________ PLANT NAME:__________________________________________ NAME OF RESPONDER:__________________________________ TITLE:__________________ PHONE NUMBER:________________________ FAX NUMBER:_________________________ ADDRESS:_____________________________________________________________ Email:________________________________ 1) DO YOU USE HEATED DIGESTER? YES_____ NO_____ DO YOU HEAT WITH: OIL___, NATURAL GAS___, DIGESTED GAS___, ELECTRICITY___ Your cost per BTUH (US$): __________ HOW MANY PRIMARY DIGESTERS:____ DIAMETER OF PRIMARY DIGESTER: METER______, FEET____ HEIGHT OF PRIMARY DIGESTER_ METER______, FEET_____ ========================================================================== FLOW OF SLUDGE INTO PRIMARY DIGESTER: L/S_____, USGPM_______ IS IT CONTINUOUS FLOW: YES______, OR EVERY______MINUTES / HOUR % OF SOLIDS in Liquid:___________, Viscosity of Liquid in CPS: ______________ IS THE SLUDGE FLOW (to secondary digester): BY GRAVITY____, BY PUMP____ WHAT PUMP USED (sludge into primary):_______________ , MAX PRESSURE IS______PSIG WHAT PUMP USED (sludge out from primary):___________ , MAX PRESSURE_______PSIG DIAMETER OF PIPES CARRYING SLUDGE: CM_____, INCHES_______ TEMPERATURE OF SLUDGE ENTERING (summer): DEG C____, DEG F____ TEMPERATURE OF SLUDGE ENTERING (winter): DEG C____, DEG F_____ ========================================================================== FLOW OF HOT WATER or HOT SLUDGE: L/S_____ , USGPM_____TEMPERATURE OF HOT (IN): DEG C_____, DEG F_____ TEMPERATURE OF HOT (OUT): DEG C_____, DEG F _____ % OF SOLIDS in Liquid___________, Viscosity of Liquid in CPS ______________ WHAT PUMP IS BEING USED :______________, MAX PRESSURE IS:_______PSIG WHICH HEAT EXCHANGER IS USED NOW (water to sludge):_________________________ 3) WHICH HEAT RECOVERY / CO-GENERATION USED IN PLANT:___________________________ 4) DO YOU WANT MORE INFO ABOUT DDI HEAT RECOVERY SYSTEM? YES_____, NO____ COMMENTS:___________________________________________________________________ Thanks for your cooperation in saving energy at your plant, and for cleaning our environment. Note in YELLOW or Underlined = information needed if possible Please fax to DDI at 514-696-8344 or e-mail to erwin@ddi.ca. |
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