SCIENTIFIC AND ANALYTICAL SERVICES

SERVICES FOR THE DIAGNOSIS AND APPRAISAL OF PRECIOUS AND SEMI-PRECIOUS STONES

1. Diagnosis of precious, semi-precious, and ornamental stones by macroscopic examination and using basic gemological tools (loupe, tweezers).

2. Diagnosis of first-order precious stones; diagnosis, quality grading, and appraisal of precious, semi-precious, and ornamental stones using specialized gemological equipment (refractometer, polariscope, electronic hydrostatic balance, etc.).

3. Expert examination of jewellery items.

GEOLOGICAL SUPPORT FOR MINING OPERATIONS

1. Maintenance of geological documentation for surface mining operations.

2. Verification of the actual deposit geology against the geological model.

3. Refinement of mineral deposit and orebody boundaries.

4. Mineral reserve estimation and re-evaluation.

5. Development of digital geological models of mineral deposits.

6. Work with GIS systems.

7. Processing of drilling and mine-surveying data.

GEOLOGICAL MAPPING AND SAMPLING

1. Geological logging of benches and outcrops.

2. Rock sampling.

3. Determination of mineral raw material quality.

4. Preparation of geological cross-sections and plans.

RAW MATERIAL QUALITY CONTROL

1. Determination of the mineralogical and petrographic composition of rocks.

2. Radiological monitoring of mineral raw materials.

3. Monitoring of valuable component grades.

4. Identification of process-relevant raw material grades.

5. Forecasting spatial variations in raw material quality within the deposit.

HYDROGEOLOGICAL STUDIES

1. Groundwater level monitoring.

2. Assessment of groundwater inflows into the open mine.

3. Development of mine dewatering and drainage measures.

ENGINEERING-GEOLOGICAL STUDIES

1. Assessment of open-mine slope stability.

2. Investigation of rock mass fracturing and jointing.

3. Forecasting of landslide processes.

4. Participation in the development of safety measures.

5. Petrographic analysis of rocks.

6. Mineralogical studies.

7. Investigation of deposit genesis.

6. Assessment of prospects for further development of the site.

RESEARCH ON PROCESSING AND BENEFICIATION

OF MINERAL AND TECHNOGENIC RAW MATERIALS

(TAILINGS PONDS, SPOIL HEAPS, ETC.)

1. Sample preparation for chemical analysis (chemical decomposition of samples).

2. Sample grinding (grinding samples to a particle size of -0.063 mm and sample fractionation).

3. Determination of liquid density.

4. Determination of apparent and true density of solids.

5. Determination of the particle-size distribution of solids using laboratory sieves.

6. Determination of moisture content in materials.

7. Determination of ash content in fuels.

8. Crushing/grinding of solids.

9. Petrographic description of rock samples.

10. Determination of the particle-size distribution of solids by sedimentation analysis.

11. Determination of the particle-size distribution of fine solids (down to 1 µm) using a spectrometer.

12. Determination of the uniaxial compressive strength of a specimen.

13. Gravity separation of mineral raw materials.

14. Magnetic separation of mineral raw materials.

15. Electrical separation of mineral raw materials.

16. Flotation separation of mineral raw materials.

17. Determination of thickening kinetics for mineral raw materials.

18. Determination of crushing/grinding kinetics for mineral raw materials.

19. Determination of screening kinetics for mineral raw materials.

20. Determination of the specific surface area of mineral raw materials.

21. Determination of the plasticity index of clays and their slaking rate.

22. Analysis and preparation of a technical conclusion (up to 1 page).

23. Analysis and preparation of a technical conclusion (more than 1 page).

24. Search and analysis of scientific information on the specified topic.

25. Determination of the process-line configuration based on measured data.

26. Drying of samples and/or separation products.

27. Determination of the particle-size distribution of solids by wet sieve analysis using laboratory sieves.

28. Separation of mineral raw materials by hydrometallurgical methods.

29. Chemical analysis (chemical decomposition) for one element.

30. Experimental determination of the minimum sample mass.

31. Determination of the minimum sample mass for sieve analysis.

32. Randomization of testing.

33. Determination of calculation errors in process flowsheets.

34. Calculation of the required number of spot samples at an industrial facility.

35. Data processing for preparation of a process material balance.

CHEMICAL AND ANALYTICAL STUDIES

1. Chemical analysis of substances by X-ray fluorescence spectrometry.

2. Chemical analysis of substances by atomic absorption spectrometry.

3. Macro- and microscopic description (diagnosis) of rock samples.

4. Chemical analysis of substances by conventional analytical methods.

5. Determination of the calorific value of substances (calorimetric method).

6. Determination of the apparent viscosity of substances.

7. Determination of the kinematic viscosity of substances.

8. Determination of liquid density.

9. Determination of apparent and true density of solids.

10. Pyrolysis or coking of carbonaceous materials (charge mass up to 2 kg).

11. Determination of volatile sulfur content.

12. Determination of moisture content in substances.

13. Determination of ash content in fuels.

14. Determination of volatile matter yield.

15. Determination of fixed carbon content in substances.

16. Determination of flash point.

17. Determination of ignition temperature.

18. Determination of the base number of oils.

19. Determination of water content in oils and lubricants.

20. Determination of ash content in oils and lubricants.

21. Determination of gas-mixture composition: oxygen (O₂), carbon monoxide (CO), sulfur dioxide (SO₂), and nitrogen oxides (NOx).

ANALYSIS OF POWER QUALITY PARAMETERS

AND DIAGNOSTICS OF POWER SUPPLY SYSTEMS

1. Measurement of power quality parameters for power supply systems up to 1000 V.

2. Measurement of power quality parameters for power supply systems above 1000 V.

3. Measurement of the resistance of the facility grounding system.

4. Measurement of phase-to-neutral loop impedance in power supply systems up to 1000 V.

5. Assessment of short-circuit current levels and verification of selective operation of protective devices in networks up to 1000 V.

ENERGY AUDITS OF RESIDENTIAL AND INDUSTRIAL FACILITIES

1. Measurement and assessment of thermal insulation performance of residential, municipal, and industrial facilities.

2. Thermal imaging inspection of high-rise structures, walls of multi-storey buildings, and roofs.

3. Thermal imaging inspection of ground-mounted industrial photovoltaic power plants.

4. Thermal imaging inspection of rooftop photovoltaic power plants.

5. Measurement of illuminance on operating surfaces for which minimum illuminance levels are specified.

6. Determination of operating parameters of ventilation and air-conditioning systems.

DIAGNOSTICS OF OPERATING PARAMETERS OF ELECTROMECHANICAL SYSTEMS IN HIGH-TECH MANUFACTURING

1. Assessment of the current condition of electrical-machine winding groundwall insulation.

2. Measurement of vibration parameters (vibration acceleration, vibration velocity, and vibration displacement) of electrical machines and units.

3. Assessment of bearing condition using the Shock Pulse Method.

4. Thermal condition diagnostics of electrical machines.

5. Thermal condition diagnostics of units and machines.

6. Commissioning of AC electric drives with variable-frequency drives (up to 15 kW).

7. Commissioning of DC electric drives with thyristor converters (up to 15 kW).

8. Installation of control cabinets and industrial process control systems (up to 20 channels).

3D PRINTING AND MILLING SERVICES

3D printing and milling services.

DIAGNOSTICS OF HYBRID AND ELECTRIC

VEHICLES

1. Installation and commissioning of 22 kW charging stations.

2. Comprehensive laboratory diagnostics of hybrid and electric vehicles.

3. Restoration of battery cells.

TOPOGRAPHIC SURVEYING

AND SEISMIC EXPLORATION SERVICES

1. Topographic surveying of terrain, including measurements of areas and volumes of engineering structures.

2. Measurement of seismic activity generated by engineering processes, drilling and blasting operations, and natural sources.

3. Determination of noise and vibration levels of machinery, equipment, production processes, and workplaces.

BLASTING OPERATIONS

1. Optimization of drilling and blasting parameters at mining enterprises;

2. Ensuring seismic safety and controlling airblast effects during industrial blasting;

3. Determination and assurance of safe flyrock distances under various mining and geological conditions;

4. Reduction of environmental impacts associated with charging and detonation of modern explosives.

5. Design of drilling and blasting operations for mining enterprises, metro construction, and the construction, reconstruction, and decommissioning of facilities for various purposes.

DESIGN OF MINING ENTERPRISES

1. Development of detailed engineering designs (explanatory notes and drawings) for surface mining operations.

2. Project engineering support and designer's supervision.

3. Development of projects for reducing sanitary protection zones of mining enterprises.

4. Development of mineral processing and beneficiation projects.

5. Preparation of feasibility studies for mineral extraction projects.

6. Design of surface and underwater mining of sedimentary and technogenic mineral deposits.

7. Design and modernization of machinery and equipment for mineral extraction and haulage.

8. Design of mineral processing and beneficiation plants and complexes.

9. Design of froth flotation processes for unoxidized iron ores and ores containing rare-earth and precious metals.

10. Design of screening processes for wet and sticky mineral raw materials.

11. Design of classification processes for finely dispersed materials.

12. Design of crushing and grinding processes for nonmetallic and metallic mineral complexes of technogenic origin.

DIGITAL ENGINEERING

1. Innovative projects: development and implementation of digital solutions for the safe and efficient exploitation of mineral resources.

2. Digital technologies: Big Data, Machine Learning, Artificial Intelligence, cloud technologies, and the Internet of Things (IoT).

3. Professional modelling: training in and application of modern software (Autodesk, AutoCAD, SolidWorks, K-Mine, etc.) for the design of production facilities.

4. Consulting and expert services: development of digital models and creation of smart production facilities for the fuel and energy sector.

5. Publishing and printing: research and development of innovative technologies for computerized publishing systems.

6. Education and training: organization of courses, workshops, and seminars for retraining mining professionals.

DIAGNOSTICS AND QUALITY CONTROL OF MATERIALS AND PRODUCTS

1. Materials processing.

2. Assessment of material machinability using cutting tools.

3. Investigation of machining parameters for new materials.

4. Development of CNC machine software for machining dual-use materials.

5. Investigation of heat-treatment parameters for advanced materials with respect to machinability.

6. Research into new technological solutions for materials production and processing.

7. Investigation of mechanical properties of materials and products.

9. Verification of material properties for compliance with applicable requirements and standards.

10. Investigation of the properties of new materials.

11. Investigation of physical processes in magnetic and non-magnetic materials.

12. Investigation of the mechanical characteristics of complex mechanical equipment and verification of compliance with safety standards.

13. Technical assessment of material conformity.

14. Failure analysis of materials and products manufactured from them.

15. Investigation of structure-formation processes.

16. Support for testing and certification of materials for a wide range of applications.

17. Product re-engineering.

18. Creation of digital twins of equipment.

19. Non-destructive testing and quality assessment of materials.

20. Investigation of the effects of external factors on product performance.

21. Development of technologies for improving material performance.

22. Diagnostics of complex electromechanical systems (machines and mechanisms).

23. Product prototyping.

24. Prototype testing.

25. Development of design and manufacturing documentation for equipment.

26. Design of mechanical equipment.

27. Investigation of dynamic processes using numerical methods.

28. Modelling of transformation, structure formation, and degradation processes in materials.

29. Investigation of object aerodynamics.

30. Calculation and verification of the effective performance envelope of materials and products.

31. Investigation of fatigue properties of materials.

32. Investigation of metallurgical production processes.

33. Modelling of continuous casting processes for metals and alloys.

34. Modelling of characteristics.

35. Material life-cycle modelling.

36. Implementation of FAIR principles.

37. Software and GUI development.

38. Development of industrial design projects.

For all enquiries regarding scientific and analytical services, please contact: +38 (067) 447 29 90 - Head of the Scientific and Research Department, OLEKSANDR ANATOLIIOVYCH HAIDAI

Email: haidai.o.a@nmu.one, nikitenko.i.s@nmu.one

Address: 19 Dmytra Yavornytskoho Avenue, Building 4, Rooms 34 and 49 (2nd floor), Dnipro, Ukraine.