RB-5 EVOLUTION OF FUEL OIL SLUDGE FORMATION IN THE COOSUR POWER PLANT ( Aceites Coosur S.A. – Spain ) by using “rb bertomeu” additives

rb bertomeu, S.L.
Technical Dept  / April 2003. Updated November 2015

 

1 – BACKGROUND

COOSUR power plant is located in VILCHES (Jaén - Spain) and it is composed by 2 Wärtsilä engines type 12V 46 B , working on fuel-oil, with a power of 10,5 MW each one.

 

The plant was started up on March 1999 using Sspanish fuel oil No. 1, without additive.

 

After being operated during 2 years in this condition, the plant decided to use the fuel oil additive "rb bertomeu" beco F1/ASF starting in April 2001, in order to improve the global economy of the installation.

 

The present report shows the good results achieved by COOSUR regarding the reduction in fuel oil sludge and also in lubricanting oil sludge ( both generated in their corresponding purifiers during the plant operation) , since they started the treatment of fuel oil with the additive "rb bertomeu" beco F1/ASF, as they have enough comparative data referred to the years 2000 , 2001 and 2002. All data shown below have been supplied by COOSUR.

 

The most important data is the reduction in the generation of fuel oil sludge because it means very important save in fuel (organic sludges not generaterd are consumed as fuel) and save in transport and destruction of that sludge by an authorized company.

 

Observed decreasing in generation of lubricating oil sludge is also indicated as one more data to be taking into acount when the profitability of "rb bertomeu" beco F1/ASF is evaluated

 

2 – FUEL OIL CONSUMPTION

 

                        Period                          Fuel additive                            Consumption (Tons)

 

                        Year 2000                   none                                                    21,809

                        Jan-Apr 2001              none                                                      4,401

                        Apr-Dec 2001             beco F1/ASF                                      12,214

                        Year 2002                   beco F1/ASF                                      16,500

 

                        Total  without additive  (Jan 2000 – Apr 2001)                       26,210

 

                        Total with additive       (Apr 2001 – Dec 2002)                       28,714

 

 

3 – SLUDGE GENERATED IN THE PURIFIERS

                        Period                                     Sludge of Fuel oil (Kg) Sludge of Oil (Kg)

 

                       Jan-Dec 2000                                      143,790                                  127,390

                       Jan-Apr 2001                                        59,440                                    23,820

                       Total period without additive          

                                                                                    203,230                                  151,210

 

                       Apr-Dec 2001                                      49,967                                    62,533

                        Jan-Dec 2002                                      50,570                                    58,640

                       Total period with additive                

                                                                                    100,537                                  121,173

 

4 – RATIOS GENERATED FUEL SLUDGE – FUEL OIL CONSUMPTION

 

·  4-1 Kg of Fuel oil sludge/T of Fuel oil consumed :

Period Jan 2000 – Apr 2001, without additive: 203,230 / 26,210 = 7.75 Kg/T

Period Apr 2001 – Dec 2002, with additive : 100,537 / 28,714 = 3.50 Kg/T


Reduction achieved in Fueloil sludge: (7.75-3.50) x 100 / 7.75 = 54.8 %

 

·  4-2 Kg of Lubricating oil sludge/T of Fuel oil consumed :

Period Jan 2000 – Apr 2001, without additive : 151,210 / 26,210 = 5.77 Kg/T

Period Apr 2001 – Dec 2002, with additive : 121,173 / 28,714 = 4.22 Kg/T


Reduction observed in oil sludge : (5.77-4.22) x 100 / 5.77 = 26.8 %

 

 

5 - CONCLUSION

The reduction of 54,8 % in fuel oil sludge generation, measured in the power plant of COOSUR, is into the range of reduction guaranteed by the use of the fuel oil additive "rb bertomeu" beco F1/ASF, which confirms, in this point, the economical profit of the treatment with this additive.

 

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