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The incubation chamber: STEM project
In this STEM project, your students are challenged to investigate what happens when food goes bad and what factors influence that process. They design and build an incubation chamber where they control the temperature, heat and insulation
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Electricity: safety, cabling, alternating and direct voltage
Step-by-step explanation of electricity with attention to safety, cabling, direct and alternating voltage.
- Electricity is an important part of a refrigeration technician's job and does not come without its share of dangers. That is why it is …
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Refrigeration, a job with a future
This video is part of a project of the Spectrum School and Frixis. The project came about with the support of the Flemish education program InnoVET, which supports the development of innovative learning methods and teaching materials in …
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Correct installation of a cooling installation
Step-by-step explanation of installing a cooling installation with attention to components, mounting material, safety and maintenance.
For the correct installation of a cooling installation, we first choose the correct installation location. Choosing …
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Different setups of a cooling installation
Step-by-step explanation of the set-up of a cooling installation with attention to the main components, the hazards and the risks.
There are four main components to a refrigeration plant: the compressor, the condenser, the expander, the evaporator. …
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Dismantling a cooling installation
Step-by-step explanation of dismantling a cooling installation with attention to safety, the environment and the sorting of materials.
If you are asked to disassemble an installation, it is important to carry out the correct step-by-step plan and to …
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The maintenance schedule of a cooling installation
Step-by-step explanation of the maintenance of a cooling installation with attention to the logbook, maintenance instructions and checks.
- The log should always be available near the installation. This can be in electronic form or on paper. This is …
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Brazing
Step-by-step explanation of brazing with attention to preparation, tool setting and safety.
- Before we start brazing, we start with the preparation. We prepare by deburring the tube on the inside. Deburring is the removal of irregularities and sharp …
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Energy types and changes: Heat
A simulation with which the student learns the difference between temperature and heat (amount).
The student also sees that each substance has a different specific heat (capacity).
The energy is retained when two objects come into contact.
The energy …
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Energy efficiency: Experiment
This resource sets students to experiment under OVUR method. Moreover, it challenges them to find answers to the following problems:
- Can you feel cold through a box?
- How do you isolate the best a plastic cup?
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Working with a multimeter: Practice Assignment
This contribution is made specifically for the Fluke 115 Multimeter. On the basis of a manual and fill exercise, you learn how to use the device. The content can also be used with some adjustments for a different model or type.
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The digital measuring device
For this lesson about the digital measuring device, also called universal measuring device, you get a written document and presentation.
Students learn the instrument properly use it.
The photos of the presentation they are back in the course …
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Downloadable resource (14)Teacher