Serbia: Environmental Protection in MB “Kolubara”

, Investors

Completion of implementation of three packages of the Project for procurement of ECSsystem is expected by the end of July.

 

FAM is engaged for this project as contractor forproduction of equipment for new landfill. Spreader for interburden which, after beingmounted, will operate in the open cast mine “Tamnava – West Field” will be the biggestin the region.

Mining basin “Kolubara” implements “green” project as a part of intensive investmentcycle in the “Electric Power Industry of Serbia”, and it represents procurement of newequipment which will provide safe supply of lignite to thermal power plants andcompliance with regulations in the field of environmental protection. Value of the entireProject “Environmental Protection and Improvement in Kolubara Mining Basin” amountsto 181 million euros. It is financed from the loans of the European Bank for Reconstruction and Development EBRD, German Development BankКfW, 65 million euros, with the assistance of German Government and participation of the “Electric Power Industry of Serbia”.
The “green” project will improve technology of coal excavation, provide equal quality oflignite in MB “Kolubara”, the utilization of which will enable the improvement ofoperational efficiency of thermal power plants. All these will result in reduction ofadverse impacts upon the environment.

Project A, procurement of ECS system forproduction of overburden for open cast mine Field “C” will be financed from EBRDproceeds.Within ECS system procurement, a spreader of the value of almost 15 million euros,manufactured by the experts from Austrian company “Sandvik”, of capacity of 8.800m³/h, was transported to the open cast mine at the beginning of April. The spreader isintegrated in the system of belt conveyors with usedexcavator.

According to the words of Dobrivoje Stefanović, Project Manager in the name of PEEPS, after connection into the system and after the period of optimization with thematerial, the system was put in trial operation on 19th May. The result of time availabilitytest of spreader, conveyor and supply was remarkable, with more than 96 % of timeavailability.
Completion of realization of three packages of the project for procurement of ECSsystem is expected at the end of July.

Delivery of technical documents under thecontract, elimination of objections of the Committee for technical acceptance, as well asconnection of the dust protection system remained to be done – said Stefanovic.

He hasalso emphasized that the works related to mounting of bucket-wheel excavator areactual at the moment, and after integration of the excavator into operation, the ECSsystem will be completed. The bucket-wheel excavator of capacity of 6.600 m³/h is the subject of the package A1.

Value of the excavator is around 31 million euros, and the contractor is a Germancompany “Tisen Krup”.

According to Tomislav Pajić, Excavator Project Manager, intensive works related toexcavator mounting on the erection yard in Zeoke are ongoing.– The work is organized even during weekends in two shifts and around 150 “Metal”workers are employed to work on the erection yard itself.
Beside our workers,representatives of “Tisen Krup”, as the contractor, “Simens” company representatives,as subcontractors for electrical works, and representatives of other subcontractors arealso constantly present.

Due to increased volume and intensity of work, as well as dueto the large number of workers on the site, the level of protection and safety at work isalso increased – said Pajic. All vital parts of the structure are mounted on the excavator.

Upon completion ofinstallation of the machinery and the first tests on the erection yard, the excavator isexpected to be put in transportation toward the open cast mine in the first half ofSeptember.

As scheduled, the complete system for production of overburden should becompleted until the end of 2016. Within the project of procurement and installation of ECS system for open cast mineField “C”, special attention is paid to elimination of adverse effects of noise and dust to environment and local population. Monitoring of all such influences with completeanalysis of measuring results has been planned.
Project B, procurement of spreader for interburden for open cast mine “Tamnava – Westfield” and Project C, coal quality management and control in this open cast mine areforeseen within the Project “Energy Efficiency through Ecological System for CoalQuality Management in MB Kolubara”, financed from the loan proceeds and the KfWbank loan.

According to Darko Danicic, Project Manager for implementation of Project C, training ofMB “Kolubara” employees in German mines is organized during June. – Training of engineers who will work in new plant is intensified.
Three groups consistingof five employees each are foreseen for training in Mibrag open cast mines.

Theseengineers have possibility to pass through the entire coal homogenization process intwo open cast mines of Mibrag with reference to specific features we may face relatedto operation of our landfill.
Two groups are trained during June, and the third one will goto Mibrag in September – said Danicic.

As far as implementation of the Project B is concerned, the value of which is 18.8 millioneuros, procurement of spreader for interburden of capacity of 12,000 m³/h, factoryacceptance test of the structure and quality acceptance test of the equipment are ongoing.

The installation of the spreaderwill start when new crane Derik receives test certificate. “Sandvik” is the contractor inthis Project, and the spreader will run in the open cast mine “West Field” and will thebiggest one in the region.

There are three packages being realized within the Project C. Package C1, in the valueof around 4.8 million euros, comprises procurement of hardware and software for thecoal quality management system in the open cast mine “Tamnava-West Field”. ABB, thecontractor, is currently working on the base engineering and harmonization is expectedduring July.

Performance of infrastructure works for the construction of new coal landfill in Tamnavaopen cast mines is subject of the package C2.

Value of these works is 15.5 millioneuros and contractor is the consortium comprised of “Energoprojekt Oprema” and“Planum”.
Intensive overview of documents for steel structure and preparatory works on the siteare ongoing. For the package C3, equipment for the landfill, in the value of around 29.2 million euros,a contract was signed with FAM company, and the contractor is engaged for the project.

Preparation of the base engineering and harmonization is expected in the first half ofSeptember 2016. N. ŽivkovićExcavator in numbers Bucket-wheel excavator, which is currently being installed, will have excavation capacityof 6,600 m³/h. After its integration into ECS system, it will start with excavation.

Totallength of the excavator is 174 m, it weights around 3,500 t and it is around 40 m high.Diameter of drive wheel is 12.25 m. Maximum height of the excavation is 28 m, and thedepth is three meters.

AFCoal LandfillCapacity of a new landfill in Tamnava open cast mines will be 400,000 t of coal, which isdouble the current quantity, and this will be small grain size coal landfill.

Procurement of three big machines for the landfill – one rail spreader for coal disposalof capacity of 5.000 t/h and two reclaimers of capacity of 2,500 t/h forpreparation of the mixture of required calorific value is foreseen.

In addition to these large machines, procurement of two primary and two secondarycrushers, 16 conveyors with belt width of 1.6 up to two meters, metal parts separatingmagnets, cranes, lifts and dust collectors is also planned.

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