Friday, April 24, 2015

Comparison of Different Tank Cleaning Methods




Comparison of Different Tank Cleaning Methods


 Assumption : Tank Diameter 60 Meters, Crude Oil
       Sludge Accumulation Average 8 cm*
         Sludge Volume approx. 200 cu.m              * Based on tank T5206 Cleaning
Cleaning Method
Manpower (man)
Equipment
(day)
Time
(day)
Total
Man-Day
Percent Oil Recovery 
(%)
l. Manual Cleaning
40
0
45
1800
0
2. Mechanical Equipment and
   Manual (Steaming and Water Jet)
25
25
25
625
0
3. Warm Water Method using
    Chemicals
15
15
15
225
>90%
4. Robotic Mechanical Equipment
   with Liquid/Solid Separation
20
15
15
300
70-80%

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