Scope and tools of theoretical traning and assassement

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Scope and tools of theoretical traning and assassement

  1. 1. Scope and tools of theoretical trainingand assessment Sándor Korbuly 2011
  2. 2. Scope and tools of theoretical training andassessmentVocational school Vocational and Adult EducationEstablished 1995 Founders: Mr. Árpád SOÓSMr. Péter FALUDYAim: improving the general knowledge level of native RAC trade and installersApproaching and applying the up-to-date information and AREA expectations Sándor Korbuly 2011
  3. 3. Scope and tools of theoretical training andassessment Training / educational facilities present site since 2001  2 classrooms  Mechanical workshop (piping, welding, brazing, etc)  Computer room  Laboratory  Dining room  Depot  Social premises Sándor Korbuly 2011
  4. 4. Scope and tools of theoretical training andassessment Training / educational equipment  Demo AHU  Liquid chillers  Fan-coils  Split A/C units / components  Prefabricated Walk-in Freezer (Cold Store)  Demonstration cooling cycles  Parts and components of refrigerating units/systems (source: own part, HKVSZ support, Sponsors) Sándor Korbuly 2011
  5. 5. Scope and tools of theoretical training andassessment Certifications  Certified Institution (native)  Certified Training Programs  AREA Certificate of Merit (2002)  Adult Training Accreditation Board (2003)  HKVSZ Certification (Basic School)  Cooperation Agreement with HKVSZ since 2001  Assessment agreement with HMCB Sándor Korbuly 2011
  6. 6. Scope and tools of theoretical training andassessment Courses Based on Fgas categories1. Installation, Repair and Maintenance of Refrigerating A/C and Heat Pump Systems and Equipment (including special mastery of leak detection) w/o refrigerant qtty limit (VET)2. Moderated Capacity Refrigerating A/C and HP Equipment and System Installer (refrigerant qtty < 3 kg)3. Recovering and Handling of Refrigerant4. Leak Detection MAC sector5. A/C Systems for Vehicles (refrigerant qtty < 3 kg)6. Truck cargo refrigeration/cooling, Coach A/C systems (w/o refrigerant qtty limit) Sándor Korbuly 2011
  7. 7. Scope and tools of theoretical training andassessment Special Courses - upon request e.g. - Ammonia refrigerating systems - Fire system (necessary for welding/brazing activities) - Refrigerating system operator - etc. Sándor Korbuly 2011
  8. 8. Scope and tools of theoretical training andassessment Courses Participation conditions Specified for the courses(e.g. for MAC courses certain qualification in vehicle technics…)In case of doubt: Competency Committee (HKVSZ)Decision upon – basic qualification - practice - experience - references Sándor Korbuly 2011
  9. 9. Scope and tools of theoretical training and assessment Q = c x m x Δt Course Outline The courses are of modular systems, consisting of both theoretical and practical lessonsThe theoretical part include the fundamentals of – thermodynamics - fluid mechanics - acoustics - principles of basic refrigeration cycle - refrigerants, lubricants - understanding of trade terminology Sándor Korbuly 2011
  10. 10. Scope and tools of theoretical training and assessment Q = c x m x Δt Course Outline Thermodynamics - Nature, units and measurement of heat - Heat transfer (conduction, convection, radiation, heat load calculation) - Heat expansion (linear, volumetric; solid, liquide, vapour substances) - Specific heat, sensible heat, latent heat, enthalpy - Changing of state (vaporization, condensation) - h–x chart of humid air (Mollier) - Pressure (units, measurement, gauges) Sándor Korbuly 2011
  11. 11. Scope and tools of theoretical training and assessment Course Outline Fluid Mechanics - Continuity equation - Ideal fluid flow - Bernoulli equation - Fluid/air flow pressure drop (friction loss) - Fans, pumps (sorts, charcteristics) Sándor Korbuly 2011
  12. 12. Scope and tools of theoretical training and assessment Course Outline Acoustics - Characteristics of sound (frequency, wave length) - Sound power level, ~ pressure level - Subjective acoustics (dB(A) ; NC, phon) - Addition of sound pressure levels - Attenuation (distance, attenuators, vibration dampers) Sándor Korbuly 2011
  13. 13. Scope and tools of theoretical training and assessment Course Outline Fundamentals of Refrigeration - Refrigeration systems (Seebeck effect, absorption, compressor) - Refrigerants (features, environmental effects – ODP, GWP, TEWI) - Compressor refrigeration cycle (components, logp-h chart) - Components of refrigeration cycle (compressor, heat exchangers, expansion valve, auxiliary components) - Control of cooling cycle Sándor Korbuly 2011
  14. 14. Scope and tools of theoretical training and assessment Relating National and EU Regulations - 1005/2009 EC (substances that deplete the ozone layer) - 842/2006 EC - 303/307/2008 EC - Responsibility, obligations of operator, registration, regular leak detection, control and report. Sándor Korbuly 2011
  15. 15. Scope and tools of practical training and assessment Course OutlineIllustrative equipment Compressors -hermetic -semi hermetic Condensers Evaporators Receivers Safety and control devices Accessories Sándor Korbuly 2011
  16. 16. Scope and tools of practical training and assessment Course OutlineTraining / educational facilities - demo / test panels - refrigeration cycle with generated fault Sándor Korbuly 2011
  17. 17. Scope and tools of practical training and Training / educational facilities assessmentComplete AHU Fresh air inlet Mixing Return air chamber Filter Heating - heat pump - electric - hot water Cooling - DX coil - water chiller Humidification Dehumidification Fan (variable rpm.) Sándor Korbuly Automatic and manual control 2011
  18. 18. Scope and tools of practical training and Training / educational assessment facilitiesChillers Compact (outdoor) Split Sándor Korbuly 2011
  19. 19. Scope and tools of practical training and Training / educational assessment facilitiesCold stores (chambers)Racks / display casesHousehold refrigeratorChest freezer with twostage compressorOperating MAC mock-upMobile cargo cooler Sándor Korbuly 2011
  20. 20. Scope and tools of practical training and Training / educational assessment facilitiesSwitchboards / controls - automatic - manual Sándor Korbuly 2011
  21. 21. Scope and tools of practical training andTraining / educational assessmentfacilities Split units Sándor Korbuly 2011
  22. 22. Scope and tools of practical training and Training / educational assessment facilitiesRecovering / chargingdevices / equipment Sándor Korbuly 2011
  23. 23. Scope and tools of practical training and Training / educational assessment facilities Illustrative operating equipmentfor trouble shooting and remedy, for Fgas training Sándor Korbuly 2011
  24. 24. Scope and tools of practical training and Training / educational assessment facilitiesDynamic leak detectorcalibrating equiment Sándor Korbuly 2011
  25. 25. Scope and tools of practical training and assessment Course OutlineApplied tools and equipment of the tradeBasic activity and application of tools - flaring - bending - brazing - welding - formation/manufacturing of air duct pieces Sándor Korbuly 2011
  26. 26. Scope and tools of practical training and assessment Course OutlineIdentification of refrigeration cycle, components, safety and control devicesTrouble shooting/identification/remedy (electric, mechanical)Replacing cycle componentsMaintenance Sándor Korbuly 2011
  27. 27. Scope and tools of theoretical training and assessment Sándor Korbuly 2011

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