Ukrainian 10, 20, 30
Explore the operation of
the distribution systems
through which
Saskatchewan's
electrical energy is
transported.
Indicators for this outcome
| (a) | Review the basic properties of alternating current (AC). |
| (b) | Describe the advantages of AC over direct current (DC) for commercial electrical distribution. |
| (c) | Investigate the voltages carried, visual appearance, location and total number of kilometres for the various sizes of transmission lines in the Saskatchewan power grid. |
| (d) | Explain the disadvantages of sending electricity long distances. |
| (e) | Explore the reasons why SaskPower would construct a new transmission line. |
| (f) | Describe the control systems that regulate the provincial grid. |
| (g) | Review the role of electrical substations in the power grid, including the purpose and function of step-up and step-down transformers. |
| (h) | Describe the characteristics of the interprovincial and international power grid. |
| (i) | Determine how power outages and demand overload are handled to minimize service disruption. |
| (j) | Explore how technology is used to detect where issues are located on a transmission line. |
| (k) | Explain why the provincial grid does not store electrical energy. |
| (l) | Describe the benefits and drawbacks of residential power generation being incorporated into the provincial grid. |
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