| 单词 | watt-hour |
| 例句 | For low-income households and homeowners in areas with high fire risk or multiple blackouts, the incentive rises to 85 cents per watt-hour, enough to cover most of the cost of a battery. Are you ready for a blackout? How Californians can keep their lights on 2023-08-07T04:00:00Z The spec sheet mentions using that space for a larger battery, however, it lists the new model’s unit at 51 watt-hours, compared to the 9310’s 52. Dell’s new XPS 13 adds Alder Lake CPUs, but this is more than just a spec bump 2022-06-09T04:00:00Z This one can hold 500 watt-hours of power and can run a small fridge as well as charge devices. Save on tech and gadgets this Memorial Day 2022-05-23T04:00:00Z The goal is to produce batteries with an energy density of “up to 1,200 watt-hours per liter,” Morris said — a staggering number that some experts have questioned. GM envisions electric vehicles with 600 miles of range with new battery research center 2021-10-05T04:00:00Z In the document, battery sizes are reported in watt-hours instead of the more traditional milliamp hours. Here’s exactly how much bigger the iPhone 13 batteries are 2021-09-17T04:00:00Z With the throttle held wide open, a Model S will gobble up the watt-hours. How Green Is That Electric Car? And When It Hits 100 M.P.H.? 2020-10-15T04:00:00Z Its battery pack, about the size of a loaf of bread, is 48 volts and 672 watt-hours. The Teenage Tinkerer Behind an E-Bike Revolution 2020-08-06T04:00:00Z Although Goal Zero doesn’t list specs, the model number is a rough indicator each battery’s capacity in watt-hours. Goal Zero’s newest battery is the ‘most powerful Yeti to date’ 2020-01-07T05:00:00Z Multiply those to get the watt-hours, or the number of watts that can be delivered in an hour. How to buy an electric bike 2019-10-10T04:00:00Z Even though most phone manufacturers give battery sizes in milliamp hours, they’re often less accurate and harder to compare devices, so we prefer watt-hours. Here’s exactly how much bigger the iPhone 13 batteries are 2021-09-17T04:00:00Z The battery inside the Area-51m is a large, 90 watt-hour unit, but that doesn’t translate into great battery life. Alienware Area-51m review: portable desktop 2019-04-04T04:00:00Z Power was low: just 22 watt-hours, down from a normal 300 watt-hours on the solar panels. Lost Opportunity: After a 15-Year Odyssey, NASA's Trailblazing Mars Rover Approaches Its End 2019-01-31T05:00:00Z Energy production has fallen from hundreds of watt-hours a day to almost nothing. NASA’s Opportunity rover is fighting for its life in a Martian dust storm 2018-06-14T04:00:00Z Batteries are classified by “watt hours” — for example, a 400 watt-hour battery — and motors by their watts. What to know before you buy an electric bike | Provided by Gregg's Greenlake Cycle 2018-05-01T04:00:00Z Newer batteries may show the watt-hours, as Wh preceded by a number, but not all are marked this way. How to Determine the Power Rating of Your Gadget’s Batteries 2016-12-26T05:00:00Z Under the International Civil Aviation Organization’s dangerous goods regulations, lithium-ion batteries with power greater than 100 watt-hours are not allowed on passenger aircraft without advance approval of the airline. Why Some of Your Holiday Gifts Might Not Fly 2016-12-26T05:00:00Z The battery in the HP Powerup Backpack is rated at 84 watt-hours, so there shouldn't be any issues. HP made a backpack that can recharge your laptop 2016-08-07T04:00:00Z Scooters with batteries larger than 160 watt-hours will not be permitted on the plane; the airline has the same rule for other electronics powered by similar batteries. Almost Every Airline Bans the Year's Hottest Holiday Gift 2015-12-11T05:00:00Z In addition, gasoline’s energy density is more than 12,000 watt-hours per kilogram and its prices are very low, moving the goal posts away from electric cars even with government subsidies and tax breaks. Cheap, Reliable, Lightweight Battery Near, But Not Here Yet 2015-11-02T05:00:00Z Divide the sum by 1,000 to get the watt-hour rating. How to Determine the Power Rating of Your Gadget’s Batteries 2016-12-26T05:00:00Z Batteries with power greater than 160 watt-hours are not allowed in passenger carry-on or checked baggage. Why Some of Your Holiday Gifts Might Not Fly 2016-12-26T05:00:00Z Just one kilogram of the stuff, or about one-third of a gallon, LeVine notes, contains 1,600 watt-hours of stored energy. The long, pitted road toward large-scale production of electric cars 2015-02-27T05:00:00Z If kept on for an hour, this light bulb would consume a total of 100 watt-hours of energy. World's 10 Biggest Grid-Scale Batteries 2014-01-25T14:10:00Z To that end, a lithium-ion battery appears to be an obvious choice because it generates more energy given its weight — 150 watt-hours/kilogram – than any other battery out there. MIT Professor: Battery Fix Could Ground 787 Until 2014 2013-01-27T15:25:12Z According to the website of the Pipeline and Hazardous Materials Safety Administration, an office of the federal Department of Transportation, watt-hour ratings are a function of the amount of lithium in the battery. How to Determine the Power Rating of Your Gadget’s Batteries 2016-12-26T05:00:00Z A lithium–air battery's potential far exceeds 1,400 watt-hours per kilogram. Second Wind: Air-Breathing Lithium Batteries Promise Recharge-Free Long-Range Driving--If the Bugs Can Be Worked Out 2012-04-20T20:45:00.243Z Even with the limits of today’s technology, scientists concluded, there’s sufficient recoverable energy offshore—some 1,170 terawatt-hours a year in all—to keep a third of the country humming. The Next Wave 2012-02-08T23:00:00Z Google also released an estimate that an average search uses 0.3 watt-hours of electricity, a figure that may be difficult for many people to understand intuitively. Google Details Electricity Output of Its Data Centers 2011-09-08T16:20:20Z By ensconcing the lithium inside the membrane's seal, the PolyPlus battery reacts safely with the oxygen dissolved in the water and delivers as much as 1,300 watt-hours per kilogram of electricity. How National Security Depends on Better Lithium Batteries 2011-03-02T12:15:00.260Z Calculating the watt-hours based on the information printed on the outside of a battery is not difficult. How to Determine the Power Rating of Your Gadget’s Batteries 2016-12-26T05:00:00Z His requirements may be figured either in lamp hours or in watt-hours. Electricity for the farm Light, heat and power by inexpensive methods from the water wheel or farm engine This may not be taken as an accurate figure, however, as the watt-hour capacity of a cell depends very largely, not only on the make of the cell, but on the rate of its discharge. Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephony, etc. etc. The specific output can be made as high as 10 or 11 watt-hours per pound of cell, but this involves a chance of shorter life. The Project Gutenberg Encyclopedia Volume 1 of 28 Those are allowed in the cabin of airliners up to a maximum of 160 watt-hours and only under certain conditions. How to Determine the Power Rating of Your Gadget’s Batteries 2016-12-26T05:00:00Z “Eight grams of E.L.C. are about equal to 100 watt-hours,” the website says. How to Determine the Power Rating of Your Gadget’s Batteries 2016-12-26T05:00:00Z Since he is using two sizes of lamps, it will be simpler to figure his requirements in watt-hours. Electricity for the farm Light, heat and power by inexpensive methods from the water wheel or farm engine |
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