Silva Sachifunga Numa

Supervised electromechanical activities for the Dr. António Agostinho Neto International Airport Fuel Terminal Storage Tank Project, ensuring compliance and timely completion.

• 4 fuel tanks of 3000m³ each, 2 AVGAS tanks of 500m³ each, 2 product recovery tanks of 100m³ each; Fuel loading and unloading station; Fire-fighting pumps station and 2 water tanks with a capacity of 1,400m³; Energy transformation and distribution room; Fuel pumping and filtering station; Hydrocarbon separation system tank; Integrated building (technical and administrative); Service station at the airport; Fuel distribution and reception control room; Fuel pipework network, Hydrants pits / fuel wells.
• Directed efforts to improve construction processes for mechanical systems.
• Coordinated efforts across departments to ensure timely project completion.
• Provided mentoring and technical guidance to junior engineers, fostering a collaborative and skilled team environment.

Supervised electro-mechanical tasks throughout construction, installation, and commissioning phases at Bulk Oil Storage Facility in Terminal Oceanic da Barra do Dande - Angola

• Gasoil storage tanks repair and complete the construction, painting, appurtenances installation, cathodic protection installation, firefighting pipe and product's transport pipes as per API 650, API 620, API 653, ASME Sec V, ASME Sec VIII, API 651, STD ISO 8501 - 1, ASME B31, ASME B16.5 ASME 16.20, NFPA 58, NFPA 15, NFPA 20, NFPA 24, NFPA 24, NFPA 72;
• Gasoline storage tanks repair and complete the construction, painting, appurtenances installation, cathodic protection installation, firefighting pipe and product's transport pipes as per API 650, API 620, API 653, ASME Sec V, ASME Sec VIII, API 651, STD ISO 8501 - 1, ASME B31, ASME B16.5 ASME 16.20, NFPA 58, NFPA 15, NFPA 20, NFPA 24, NFPA 24, NFPA 72;
• Installations of LPG Pressure Vessels (Bullets), appurtenances, cathodic protection installation, firefighting pipe and product's transport pipes as per ASME Sec
• VIII, AWS, API 2510, API 2510A, API 520, ASME B31.3, ASME B16.5 ASME 16.20, NFPA 58, NFPA 15, NFPA 20, NFPA 24, NFPA 24, NFPA 72, EEMUA Publ.190 & ABNT standards;
• Installation of the 2 Berths with Marines Loading Arm for LPG, Gasoil and Gasoline;
• Installation of the fire fighting network, pumping station and others auxiliaries systems;
• Negotiated the implementation of change in order to improve the project quality with contractor without additional cost to the client

Supervised all mechanical activities such as: Construction, Installation and Commissioning at the Soyo I Combined Cycle Plant, designed to generate 750 MW in combined cycle regime: 6 Turbines, 4 Gas Turbines (Brayton - Joule Thermodynamic Cycle) powered with natural gas supplied by ALNG plant and 2 Steam Turbines (Rankine Thermodynamic Cycle):

• MINEA / GAMEK as the owner and China Machinery Engineering Corporation (CMEC) as the contractor
• Directed effective integration of power plant systems.
• 4xGE 9E.03 Gas Turbine: Model - PG9171E, Rate Speed - 3000rpm, Output - 125MW, HR - 10959 KJ/kWh, Exhaust gas flow - 1470.7t/h, Exhaust gas Temperature - 551.8 deg C
• Code and standards applicable ASME PTC 22 - 2014, ASME PTC 46 - 2015, ASME B31.1 & B31.3, EN13480, ISO 20816-2 and GE Standards;
• 4xHRSG GE/HZB: Model - NG-209E-R, Double pressure, non-reheat, unfired, nondeaerator, horizontal, natural circulation
• Specifications HP Steam: 184.92t/h, 8.386MPa, 523.6 deg C; LP Steam: 47.94t/h, 0.6091MPa, 223.6 deg C
• Code and standards applicable EN13445, ASME PTC 4.4 - 2008, ASME PTC 8.2, ASME B31.1 & B31.3, EN13480 and GE Standards;
• 2xGE A201 Steam Turbine: Single cylinder, axial exhaust, no-reheat, condensing, output - 132.51MW, 3000rpm
• Specifications HP Steam: 369.84t/h, 8.286MPa, 522.4 deg C; LP Steam: 95.87t/h, 0.5673MPa, 222.9 deg C
• Code and standards applicable EN13445, ASME PTC 4.4 - 2008, ASME PTC 8.2, ASME PTC 6.2 - 2011, ASME PTC 46 - 2015, ASME B31.1 & B31.3, EN13480, ISO 20816-2 and GE Standards;
• Ensured compliance with ASME PTC 8.2, ISO 10816-1, ISO 20816-7, and ISO 10816-3 standards during equipment testing.
• Design and electromechanical testing schedule review and approval, as per site conditions and following the proper applicable standards;
• Analyze the natural gas quality supplied by the gas provider to insure a safe operation of the Plant as per design parameters ISO 13686 - 2013, ASTM D1945 - 03, AGA - 8, and GE requirement;
• Perform the inspection on welding seems by different methods as per EN 473, AWS B1.11, ISO 9712, ASME / ANSI B16;
• Supervision during assembly by welding steel tanks for Diesel storage tanks as EN 473, AWS B1.11, ISO 9712, ASME / ANSI B16, API 650, ANSI / API 1104, API 620;
• Analysis, review and approval the Thermal Performance Test procedure for Gas Turbine and Steam Turbine provided by General Electrical (GE) Engineering as per ASME PTC 4.4 - 2008, ASME PTC 8.2 - 2011, ASME PTC 46 - 2015 and GE Standards;
• Worked with contractor and suppliers the implementation of changes in order to improve the project quality without additional cost to the client;
• Installation and commissioning of the natural gas treatment and regulatory station, at inlet: Pressure 2.8 - 4.5 MPa, Temperature 20 - 60 oC, Flow 139690 Nm3/h - 134kg/s; at exit: Pressure 2.55 - 4.5 MPa, Temperature 92 - 110 oC, Flow 34773 Nm3/h - 8.5 kg/s
• Standards: ASME B16.5, EN 12186 - 2014, EM 14382, BS 1872, ANSI B16.10, ASME B31.3, ASME SEC VIII - 2015, API RP 573:
• Supervision of the mechanical activities in the Quay Construction Project and Soyo Naval Base Requalification - Zaire: Water System network, Sewer Network, HVAC, Fighting Fighting
• The normal and codes NBR 12218, NBR 05626, NBR 07198, NBR 8160, ASHRAE 55;
• Developed and tested mechanical components to ensure proper functioning.
• Analyzed project requirements and designed solutions for complex engineering problems.

• Teaching to the Students of the course of Armament - Electromechanical System; Help in the improvement of curricular programs;

• Teaching Thermodynamics and Fluids Mechanic in Mechanic Department - ISPH
• Teaching Quantic Mechanic and Modern Physics in Exact Sciences - ISCED

• Company Overview: Global Wells Organization (GWO)
• Providing local engineering support to related well during drilling or completion fase (liner counts, torque and drag graph, simulations and graphs, cement calculation and cement pumping schedule, drill performance report) using engineering software;
• Daily reports of drilling and completion operations on Open Wells application;
• Preparation and coordination of daily operations planning meetings;
• Preparation of final well report;
• Maintain a good working relationship with service companies;
• Capture lessons learned from each operation;
• Prepare and keep track on the inventory for all tools on the drillship
• Global Wells Organization (GWO)

• Company Overview: Global Wells Organization (GWO)
• Two-Stage Cementing Design for an oil well located at Block 31
• Global Wells Organization (GWO)

• Worked with production quality control team throughout all operations;
• Worked with engineers and contributed on beam dimension control, drawing review and weld testing
• Participated on various manufacturing operations such as Sandblasting, welding, folding, cutting and rolling

• Teacher of Physics, Mathematic and Technical drawing in department of Exact Sciences