Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain...
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Transcript of Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain...
![Page 1: Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain Matthew Henry Phineas Riall Sankey was an engineer. In.](https://reader033.fdocuments.net/reader033/viewer/2022061518/56649ea95503460f94baca98/html5/thumbnails/1.jpg)
Sankey Diagrams
![Page 2: Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain Matthew Henry Phineas Riall Sankey was an engineer. In.](https://reader033.fdocuments.net/reader033/viewer/2022061518/56649ea95503460f94baca98/html5/thumbnails/2.jpg)
Why are they called Sankey Diagrams?
Captain Henry Sankey (1853 – 1925)
Captain Matthew Henry Phineas Riall Sankey was an engineer.
In 1898 he was the first person to publish a diagram that used the width of an arrow to show the size of the energy flow.
The first ever Sankey diagram shows the energy flow in a real steam engine compared with a ‘perfect’ engine.
![Page 3: Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain Matthew Henry Phineas Riall Sankey was an engineer. In.](https://reader033.fdocuments.net/reader033/viewer/2022061518/56649ea95503460f94baca98/html5/thumbnails/3.jpg)
![Page 4: Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain Matthew Henry Phineas Riall Sankey was an engineer. In.](https://reader033.fdocuments.net/reader033/viewer/2022061518/56649ea95503460f94baca98/html5/thumbnails/4.jpg)
10 J energy in
1 J
useful
energy
out
9 J
wasted
energy
out
Sankey Diagram for a filament bulb
![Page 5: Sankey Diagrams. Why are they called Sankey Diagrams? Captain Henry Sankey (1853 – 1925) Captain Matthew Henry Phineas Riall Sankey was an engineer. In.](https://reader033.fdocuments.net/reader033/viewer/2022061518/56649ea95503460f94baca98/html5/thumbnails/5.jpg)
10 J energy in
1 J
useful
energy
out
9 J
wasted
energy
out
10 J energy in
4 J
useful
energy
out
Sankey Diagram for a filament bulb
Sankey Diagram for an energy efficient bulb
6 J
wasted
energy
out