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GE's Waste Heat Recovery System

GE's scientists explain their work on waste heat recovery technologies.

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[[Dr. Carlos Hartel] May I welcome you to one of the test cells of the Alternative Energy Laboratory.]

[That laboratory is the one that has taken the lead on developing ]

[[Dr. Carlos Hartel]]

[a waste heat recovery system that, as you know, ]

[all resulted in the first ecomagination certified product ]

[that the Munich Research Center of General Electric has developed.]

[And I brought with me a couple of the scientists from the lab.]

[May I start here with Christina.]

[Give us a very quick introduction to what your work is here in this lab.]

[[Christina] I'm part of the Alternative Energy lab ]

[and I'm also working on environmentally friendly energy generation systems.]

[For example, with carbon dioxide capture or for energy storage]

[where we have multiple sources for low-grade heat.]

[[Dr. Carlos Hartel] So Christina has an interest in waste heat recovery]

[because she may work on systems that produce a lot of waste heat ]

[that's today just being rejected to the atmosphere.]

[We want to use that a lot better in the future in the interest of the customers.]

[These two gentlemen here, let me start with Matt, and this is Thomas.]

[They are working very intensely on waste heat recovery.]

[Matt, give me a quick update on what you do in this space.]

[[Matt] Well, starting with waste heat recovery,]

[I guess I work, more or less, exclusively on waste heat recovery, ]

[mostly for applications where there's a hot exhaust gas coming out of a power station, ]

[and we need to do more with it to turn it into electricity.]

[But also for other applications where there is industrial waste heat]

[and other kinds of heat that's not being used at low temperatures;]

[that includes geothermal heat, for example.]

[So there's a wide range of different applications that we work on]

[to apply waste heat recovery technology.]

[[Dr. Carlos Hartel] Hey, thank you, Matt.]

[And Thomas, you are leading their program, ]

[specifically the one that is now the--well it was the basis for ]

[the product we are talking about today, and really what this blog is here about.]

[Now when did that project start, ]

[and how long have you engaged with that activity here at the research labs?]

[[Thomas] Well, I've been engaged in the whole project basically since I joined GE, ]

[roughly 4½ years ago, and it was that time,]

[so 3 to 4 years ago when we initiated the first project related to waste recovery.]

[At that time the focus was on reciprocating engine waste recovery.]

[We are still working on that project, but it has evolved to a much bigger project right now, ]

[and the outcome is seen with this ecomagination certification right now.]

[[Dr. Carlos Hartel] Yeah, thank you very much.]