Refrigeration Practicum Set Type: Domestic Refrigerator /Home Refrigerator

Abstract

           This research paper aims to create a  Refrigeration  practice  set type and  involving  in  the  instructional materials  of  the course  Refrigeration and Air Conditioner, course  number  TEDEE104  to fulfill the  requirement of the Bachelor of Industrial Education majoring in Electrical  Engineering, Rajamangala  University of  Technology  Lanna  Tak.  Can be divided into 2 parts , part 1,   practicum kit  on cooling  machine,   refrigerator  type.  And part  2  was  the  lab   sheets   which  include   1. cooling  system   2. leakage inspection,  evacuating  and  filling   of  refrigerant   and    3  connection  of electric  circuit.  The  researchers then brought the  practicum  kit  and  lab sheets to 3  specialists  for  evaluation.

             The  evaluation  result  of  the  practicum  kit  for  cooling  machine, refrigerator  type  evaluated  by  specialists  demonstrated  as  follows;  the average  score  for  structure  of  the practicum kit was 4.73 which was in a very good level.  The average score for usage was 4.66 which was in a very good  level.  And  the  average  score for the lab sheets was 4.33  which was in a good level