Literature survey on Refrigeration systems operating with carbon dioxide. Please

Literature survey on Refrigeration systems operating with carbon dioxide.
Please Follow the requirements exactly:
1. Here you should put your project and its objectives in the context of what other scholars have done on a similar subject.
2. List the references that you have consulted (give the exact references in the final bibliography section using Harvard format).
3. For each reference, give a short summary of what the consulted article (or manuscript, report, webpage…) is about and how it relates to your project.
4. If you wish to include figures or formulas from these references make sure that you acknowledge them (i.e. in the figure caption or in the text, mention it explicitly using a sentence like “…figure xx from reference [1]”, or “…formula (or equation) yy from reference [2]..”).
5. Finally, provide your own critical vision on how the references can help in developing your project and/or where some critical knowledge is still missing and how your project can help in deepening the understanding of the area covered by your work.
Use the main Main background reading sources given in the document below. Add or use from the other background reading sources as you see fit.
The document below has information on my project for you to understand while doing what is required. The requirement is to do the literature survey only which. The requirement is again shown in Page 3 of the document uploaded below.