Sentences with phrase «supercritical state»

This carbon dioxide is then cooled and compressed into a so - called supercritical state, which means it has properties between a liquid and a gas, Mordick explained.

Todd Schaef, a geochemist at the Pacific Northwest National Laboratory, says the team's solution brings the gas to a «supercritical state,» increasing the temperature and pressure before injecting it into basalt rock.

In its supercritical state, carbon dioxide is nearly twice as dense as steam, resulting in a very high power density.

There are many processes, such as propulsion, in which fluid in a supercritical state, where the temperature and pressure put a substance beyond a distinguishable liquid or gas phase, is injected in an environment of supercritical thermodynamic conditions.

Not exact matches

The University of Kentucky, another coal state university, will partner with Shanxi Coal International Energy Group and Air Products and Chemicals Inc on a project feasibility study for a 350MW supercritical coal - fired power plant that can capture 2 million tonnes of CO2 a year.

A simpler, smaller, cleaner machine The term «supercritical» describes the state of carbon dioxide above its critical temperature and pressure, 31 degrees Celsius and 73 atmospheres.

The term «supercritical» describes the semi-liquid state of carbon dioxide when it is heated above its normal critical temperature and pressure.

The gas exists in a supercritical fluid state at the temperatures and high pressures that are found in these underground formations.

In its supercritical, fluid state, CO2 has an uncanny ability to perform as a commercial and industrial solvent.

Ironically, U.S. environmentalists have been a major reason more supercritical coal plants haven't been used in the United States, even taking credit for killing state - of - the - art new coal construction in the past decade.

Today the prevailing coal - based generation technology in the United States is pulverized coal, with high - temperature (supercritical and ultrasupercritical) designs available to improve efficiency.

BHEL has been promoting joint ventures with state utilities to set up and operate supercritical thermal power plants.