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Field Case of Drilling Waste Management in Algeria

Feb 05, 2015

Introduction: KOSUN’s professionally custom drilling waste management solution and equipment for Algeria customer meet drilling project requirement of cuttings discharge less than 5%. Site treatment effect of drilling waste management equipment rivals that of world famous brand products, which are highly recognized by the customer.

 

Background information: SONA TRACHSH is a large international petroleum company with oilfield exploration and development business covering all over the world. The company has always been using KOSUN solids control equipment. In March, 2014, SONA TRACHSH is launching new drilling operations in Northern Algeria and gets the information that drilling waste management of the EN46F drilling project is required to meet environmental protection requirements (oil based mud is used on the project), among which the first and foremost technical index, OOC (oil on cuttings) shall be lower than 5%.

 

Waste Cuttings Before Treatment
Waste Cuttings Before Treatment

 

Drilling Waste Discharged at Will
Drilling Waste Discharged at Will
 
Solution: According to the requirement, KOSUN specially recommended its latest drilling waste management equipment – vertical centrifuge VC-1000 to the customer as per actual conditions and drilling waste management experience over the years. Besides, KOSUN put forward complete “cuttings unlanding” solutions, providing equipment as vertical centrifuge, centrifuge and screw conveyor.
 
 
“Inverted Triangle” Principle of KOSUN Drilling Waste Management
“Inverted Triangle” Principle of KOSUN Drilling Waste Management
 
 
Work Flow of Vertical Centrifuge Designed by KOSUN
Work Flow of Vertical Centrifuge Designed by KOSUN
 
 
Site Layout Photo of Vertical Centrifuge System
Site Layout Photo of Vertical Centrifuge System
 
 
Treatment Effect of Vertical Centrifuge Measured at Site (OOC)
Treatment Effect of Vertical Centrifuge Measured at Site (OOC)
 
OOC Data Change
OOC Data Change
 
Result: Problems of the customer has been well solved using KOSUN vertical centrifuge system and the customer is much satisfied with treatment effect. It is worth mentioning that vertical centrifuge of American famous brand, MI-SWACO is also operating at the same site, and handling performance and effects of KOSUN VC-1000 vertical centrifuge are as good as those of top international products and our equipment were highly recognized by the customer.
 
 
Cuttings Drying Effect After Treatment
Cuttings Drying Effect After Treatment
 
Further reading: About Vertical Centrifuge 
 
Features & Benefits 
With rapid development of the industry nowadays, all customers demand better and lighter equipment with easier operation. Vertical centrifuge is specially designed for high cost oil based mud operation and mainly has the following three effects: 
1. Cost; 
2. Environmental protection; 
3. Drilling fluid saving. 
 
Main objectives for research and development of vertical centrifuge during equipment designing are to: 
1. Reduce waste generated; 
2. Improve separation efficiency and save cost and customer budge compared with common solids control equipment; 
3. Be easy for operation and maintenance, all parts can be accessible for cleaning and maintenance; 
4. Enhance safety of personnel operation. 

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