Senior Secondary School Trade Refrigerator Curriculum. SS 2 Refrigeration and Air Conditioning Scheme of Work Federal –Schemeofwork.com
REFRIGERATION AND AIR CONDITIONING SS 3 FIRST TERM SCHEME
| WEEK | TOPIC / CONTENT | ACTIVITIES |
| 1 | Temperature and pressure Effect of temperature , pressure and volume in refrigeration and air conditioning | Teacher explain the effect of temperature, pressure and volume in refrigeration and air conditioning to the students to state the effects |
| 2 | Temperature and pressure State Boyles, Charles and gas law of partial pressure | The teacher explain gas law, Charles law , boyles law and Daltons law for the students to state |
| 3 | Temperature and pressure Calculations involving general gas law formulae p1v1 = p2v2 T1 T2 PV = MRT | Teachers to perform calculations involving general gas law for students to perform |
| 4 | Temperature and pressure Plotting various temperature scale | Teacher demonstrate plotting various forms of refrigeration e.g. absorption, vapour compression, thermo electric, solar etc |
| 5 | Forms of refrigeration Types and application of various forms refrigeration and its principles of operations. | Teacher to identify, state various forms of refrigeration e.g. absorption, vapour compression, thermo electric, solar etc |
| 6 | Forms of refrigeration Function of the components and accessories e.g. relays, solenoid valves, capacitors, thermostats etc of absorption system of refrigeration. | Teacher to identify and select access orgies for refrigeration and air condition |
| 7 | Liquid, receiver and service value Types, purpose, functions and principles of operation of liquid receiver and service value. | Teacher to display type and explains their principles of operation and function for the students |
| 8 | Liquid, receiver and service value Servicing and repairs procedures for liquid, receivers and services value. | Demonstration of the installation services of liquid, receivers and service value |
| 9 | Motors of generators Types, function, operation, application and installation procedures of motors and generators. | Display various motors and generators, demonstrates how to install and explain their functions and application to the students |
| 10 | Motors of generators Maintenance of motors and generators in refrigeration system | Demonstrate how to carry out regular maintenance of motors and generators used in refrigeration and air conditioning system |
| 11 | Cold room Working principles and installation of a cold store / room. | Explain working principles and states the procedures for installation of cold room |
| 12 | Cold room Space cooling load and factors affecting cold room operations | Teacher to illustrate how to estimate the space cooling load and to explain factors affecting cold room operations. |
| 13 – 14 | Revision and examination | Revision and examination |
Senior Secondary School Trade Refrigeration Curriculum. SS 2 Refrigeration and Air Conditioning Scheme of Work Federal –Schemeofwork.com
REFRIGERATION AND AIR CONDITIONING SS3 SECOND TERM SCHEME
| WEEK | TOPIC / CONTENT | ACTIVITIES |
| 1 | Maintenance and testing Testing for leakages, polarity, insulation | Lists and explains types of maintenance to be carried out in a refrigeration and air conditioning system by the teacher for the students to states and carry out |
| 2 | Maintenance and testing Testing for continuity, pressure, efficiency | Teacher to carryout continuity, pressure, efficiency etc tests on refrigeration system. |
| 3 | Maintenance and testing Maintenance of compressor, motors, condensers, values, accumulators, contactors etc | Teacher to identify, demonstrate how to repair faults in compressor, evaporators, motors, condenser, values accumulators and contactors etc are carried out. |
Senior Secondary School Trade Refrigeration Curriculum. SS 2 Refrigeration and Air Conditioning Scheme of Work Federal –Schemeofwork.com
