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New palm oil mill processes are characterized by advanced oil separation technologies with zero dilution water ('ECO-D' for example as a new system for oil recovery without dilution water) and continuous sterilization of the (FFB). These processes have a deep impact on the amount and composition of waste water (POME). Compared to conventional palm oil mills the total amount of palm oil mill effluent (POME) can be reduced from 0.65 m≈ t -1 FFB to 0.45 m≈/ton (conventional sterilization and zero dilution water) and 0.25 m≈ t -1 (continuous sterilization and zero dilution water). These changes influence the treatment processes and its cost significantly. One process for the EFB and POME utilization which can fulfil the demand of a sustainable palm oil production is the co-composting of both of the materials. The composting process is used also for biological drying of the POME. The final product of the process is compost or mulch which unifies the nutrients of both in one product. The POME can be used also for biogas production (in fixed bed reactors for POME with low dry matter content and in totally mixed reactors for ECO-D biomass) before composting.
The main objective of this study is aimed to investigate feasibility of the chemical and Aerobic biological process to treat oily wastewater from soya bean oil refinery. Effect of aeration and sludge concentrations are studied. The environmental impact of soybean oil refinery effluent cannot be over emphasized; hence the need for treatment measures to reduce these impacts before discharge. Therefore, this paper reviews the processing, purification of soya bean oil and the different methods of treatment applied to the soybean oil refinery effluent that is being generated. The basis of the proposed method for purification of wastewaters was a preliminary separation of clarified and neutralized wastewater by dint of concentrated lime, subsequently alum, Polyelectrolyte for water clarification and its additional neutralization was used.
IOSR Journals , 2019
Génération of industriel waste water, is one of the burning issue with all of the chemical industries because it is required to discharge directly to the river because of which it is required to do the treatment of waste water and discharge it in given specification by pollution control board. Here in this paper the review of all treatments related to waste water is described in detail which is very important to all of the chemical industries.
Dalam pengolahan tandan buah segar (TBS) kelapa sawit hingga menjadi minyak CPO, ada proses yang harus dilalui dan proses tersebut pada intinya untuk semua pabrik sama. Namun seiring dengan perkembangan teknologi maka ada beberapa modifikasi pada masing-masing stasiun pengolahan, untuk mendapatkan hasil yang optimal.
Journal of Water Resource and Protection, 2013
Oil palm currently occupies the largest acreage of farm land in Malaysia. In 2011, the production of palm oil in Malaysia was recorded as 19.8 million tons which has led to a huge amount of wastewater known as palm oil mill effluent (POME). This work focuses on the ponding system which acts as wastewater treatment plant in order to treat POME. The conventional ponding system applied in mills consists of a series of seven ponds. The maintenance costs of the pond are expensive thus study of alternative methods is needed. POME treatment using zeolite shows a potential to overcome the problem. Samples collected from selected ponds are tested and analyzed using water analyzer method. Result from adsorption by zeolite shows a significant reduction of COD, BOD, Fe, Zn, Mn and turbidity. This shows that zeolite is highly potential to be applied as adsorbent in the POME treatment plants. The results here may lead to lower maintenance cost, lower quantity of treatment ponds and lesser land occupied for the treatment of POME in Malaysia.
waste water treatment
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