Sentences with phrase «levels of waste heat»

Not exact matches

In the long run the limiting factor in high levels of energy consumption will be the disposal of the waste heat

Mechanical engineers at the University of California, Riverside, have reported success in using inexpensive materials to produce thermoelectric devices that transform low - level waste heat...

For example, Organic Rankine Cycles (ORC) which operate at much higher - pressure levels, are both larger in size and less efficient at the low temperature where the largest bulk of waste heat is found.

Yesterday, President Obama signed an Executive Order establishing a national goal of deploying 40 gigawatts (GW) of new combined heat and power (CHP) and waste heat recovery (WHR) by the end of 2020, a 50 percent increase from 2010 capacity levels.

These are «fission products» and account for most of the heat and radioactivity in high - level waste.

While nuclear energy is regarded as the lesser of the two evils when compared at an emission level to the burning of fossil - fuels, it may trump on the containment of the heat process, which burns in a contained nuclear reactor through an in - ward heat - chemical reaction called fission, but nuclear energy production is a chain from uranium mining to the toxic waste disposal and therefore as an entire process is an equally high risk environmental option.

To say nothing of the warming trends also noticed in, for example: * ocean heat content * wasting glaciers * Greenland and West Antarctic ice sheet mass loss * sea level rise due to all of the above * sea surface temperatures * borehole temperatures * troposphere warming (with stratosphere cooling) * Arctic sea ice reductions in volume and extent * permafrost thawing * ecosystem shifts involving plants, animals and insects

McKitrick's next analysis could make use of these explicit adjustment factors (even though this is a US - only study, and not every country has the same level of AC - generated waste heat).

By rejecting 1,000 MW equivalent of waste heat to the upper atmosphere instead of at ground level, it is possible to generate an additional 200 MW of electrical energy, thereby increasing the electrical output of a plant by 40 %.

The NYT notes concern over CO2 levels and fears that production of energy «heat waste» will generate so much heat as to have a major climate impact.

Go for floor standing rather than ceiling fans to ensure the heated air is distributed at the correct level and to avoid wasting energy in the form of heated air rising to the ceiling.