• green energy reality check: it's not as clean as you think

    green energy reality check: it's not as clean as you think

    Jul 09, 2020 · Embodied energy use starts with the fuel used by giant mining machines, such as the 0.3 mpg Caterpillar 797F, which can carry 400 tons of ore. There are also energy costs for electricity at the mine site (in remote areas, often diesel-powered) to run machines that crush rocks, as well as the energy costs in producing and using chemicals for refining

  • how we generate electricity - energy strategy | pge

    how we generate electricity - energy strategy | pge

    This chart does not reflect our use, generation or administration of renewable energy certificates, which we used to help ensure we met the State of Oregon’s Renewable Portfolio Standard in 2018. PGE generates electricity from plants we own, and purchases power on the wholesale market to assure we serve customers with the lowest-cost

  • how does your state make electricity? - the new york times

    how does your state make electricity? - the new york times

    Oct 28, 2020 · Hawaii has relied heavily on imported petroleum to make electricity for the past two decades. But the state has a bold plan to generate all of its power from local renewable sources by 2045

  • do windmills consume more energy to build than they ever

    do windmills consume more energy to build than they ever

    Aug 17, 2015 · The question is: how long must a windmill generate energy before it creates more energy than it took to build it? At a good wind site, the energy payback day could be in three years or less; in a

  • electricity sources by state (april 2021) | choose energy

    electricity sources by state (april 2021) | choose energy

    Apr 01, 2021 · Depending on its location, energy can come from sources as different as nuclear power and the wind. Throw in coal in most states, hydroelectric sources in others, and you get a complex energy stew. Choose Energy® analysts use the latest data from the U.S. Energy Information Administration to compile the April 2021 Electricity Generation Report

  • overblown: wind turbines donttake moreenergyto build

    overblown: wind turbines donttake moreenergyto build

    A viral post on Facebook claims that wind turbines cost more energy to produce than could ever be gained back from them. This is incorrect. This text is selectively quoted from an essay written by scientist David Hughes, and published in 2009 in an anthology edited by Thomas Homer-Dixon.. On his blog Mr Homer-Dixon writes: “The poster is fraudulent.I didn’t write the text, the text itself

  • howgas cars use more electricity to go 100 milesthan evs

    howgas cars use more electricity to go 100 milesthan evs

    Oct 14, 2011 · If we simply count the electricity used to make the gasoline that gets burned in a normal vehicle, you need more juice than you do to move an EV the same distance. Of course, then you need to

  • how oregon plans to quit

    how oregon plans to quit

    Mar 24, 2016 · The Oregon legislature has adopted a first-in-the-nation plan to phase out electricity from coal, a major source of climate-changing greenhouse gases. The …

  • oregonwaveenergyproject gets federal go-ahead -opb

    oregonwaveenergyproject gets federal go-ahead -opb

    Mar 02, 2021 · The PacWave South project is designed to facilitate and speed up the development of wave energy technology, which harnesses the motion of the ocean to generate electricity. Oregon …

  • state oforegon:energy in oregon- hydropower

    state oforegon:energy in oregon- hydropower

    A typical hydropower system passes water through turbines connected to generators that create electricity as they rotate. The amount of energy that can be produced depends upon water flow, volume, and pressure. Hydropower is an efficient way to create electricity and has relatively low operating costs

  • oretrains in sweden traveling down to the coastgenerate

    oretrains in sweden traveling down to the coastgenerate

    This idea of conversion of electricity energy is the bet thing to the people in Sweden. This is because when the Ore Trains travel down to the coast, they actually generate five times the amount of electricity that they use. This helps in powering the nearby towns and the return trip for other trains

  • what isuranium? how does it work -world nuclear association

    what isuranium? how does it work -world nuclear association

    The heat is used to make steam to produce electricity. Inside the reactor. ... From uranium ore to reactor fuel . Uranium ore can be mined by underground or open-cut methods, depending on its depth. After mining, the ore is crushed and ground up. Then it is treated with acid to dissolve the uranium, which is recovered from solution

  • how steel might finally kick its coal habit |grist

    how steel might finally kick its coal habit |grist

    Electricity is fed in from the top and flows through a chimney-like tube made from a chromium-based alloy. The electric current then passes across a liquid solution made of iron oxide and other

  • how lakes cangenerate electricity- nexus media news

    how lakes cangenerate electricity- nexus media news

    Sep 26, 2017 · When the conversation turns to sources of clean renewable energy, evaporation usually isn’t the first thing to come up, if at all. Yet scientists think evaporation from U.S. lakes and reservoirs could generate almost 70 percent of the power the nation produces now. Even better, it could meet demand both day and night, solving the … Continued

  • electricityfromoil

    electricityfromoil

    Burning oil to generate electricity produces significant air pollution in the forms of nitrogen oxides, and, depending on the sulfur content of the oil, sulfur dioxide and particulates. Carbon dioxide and methane (as well as other greenhouse gases), heavy metals such as mercury, and volatile organic compounds (which contribute to ground-level

  • what isthoriumand how does itgeneratepower? | nuclear

    what isthoriumand how does itgeneratepower? | nuclear

    Nov 01, 2011 · Thorium is a radioactive chemical element that could in theory be used to generate large quantities of low-carbon electricity in future decades

  • how are magnets usedto generate electricity? | sciencing

    how are magnets usedto generate electricity? | sciencing

    Oct 29, 2018 · By using magnetism to create electricity, generators convert rotational power to electric current. Magnets mounted on the generator shaft produce rotating magnetic fields. Coils of wire arranged around the shaft are exposed to changing magnetic fields that induce electric currents in …

  • tutorials/getting started guide- official voltz wiki

    tutorials/getting started guide- official voltz wiki

    To generate Electricity from the Coal Generator, place some Coal in the single middle slot. It should begin to rise in hull heat, eventually reaching a value of 100%. After this point it will begin to generate electricity in the form of Watts(W)