Sentences with phrase «operate at low power»

«Since our nanogaps can operate at low power, we can pack a large number of such structures into small areas, and this could allow us to run multiple experiments on the same chip,» says Oh.

Not exact matches

The improvements could allow the rectennas — which convert electromagnetic fields at optical frequencies directly to electrical current — to operate low - power devices such as temperature sensors.

The physicists at the PDI achieved the high operating temperatures by developing a semiconductor heterostructure, which requires only a very low driving power.

Pavel Hejzlar of the Massachusetts Institute of Technology invented a ring - shaped configuration for the fuel that boosts the power output of the plant by 50 percent by enabling it to operate more efficiently and at much lower temperatures.

According to the authors on the paper «Flexible Ionic Devices for Low - Frequency Mechanical Energy Harvesting» published online in the journal Advanced Energy Materials, «The peak power density of our device is in general larger than or comparable to those of piezoelectric generators operated at their most efficient frequencies.»

Those from Ceres Power in Crawley, UK, operate below 600 °C, because they use an electrolyte that works at lower temperatures than those used by Bloom and Topsoe.

This report «shows quite concretely that we can make simple but effective hardware mimics of neurons, which could be made really small and therefore have low operating powers,» says C. David Wright, an electrical engineer at the University of Exeter who wrote a commentary accompanying the new article.

Highly turbocharged alcohol - fueled direct - injection spark - ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.

Resume: Single electron transistors (SETs) operating at room temperature (RT) are promising candidates for low power electronics needed for Internet of Things.

The chromed button to operate the power top is easy to find, and Nissan brags that the car needn't be at a dead stop for the top to be raised or lowered.

The A3 cabrio comes with a power - operated soft top that can be raised or lowered at speeds up to 31 mph, and features the same interior as its sedan sibling, with Audi's MMI infotainment system as standard as it is on all A3 models.

The power - operated top could be raised and lowered quickly while moving at speeds up to 31 mph.

Problems such as too - hot operating temperatures, slow throttle response, and poor fuel economy at low speeds prevented turbine engines from powering mainstream, high - volume vehicles.

We do not use it to produce power (it is operated by an electric motor) but to measure the pressure at low rpm (100 - 200).

Though the literal power band covers most of the operating RPM range, particularly in first gear (as there is no lower gear to shift down to, and no «flat spot» in which the engine does not produce any power), the effective band changes in each gear, becoming the range limited at the upper end by either the limiter, or a point roughly located between peak power and the redline where power drops off, and at the lower end the engine's idling speed.

The improvements in low - RPM performance, which is where most street - driven automobiles operate a majority of the time, occur in trade for a power and efficiency loss at higher RPM ranges.

By default, the eight - speed automatic gearbox shuffles through the ratios to keep revs low and the engine operating for good efficiency but weigh down on the throttle and you'll find the engine revs at the right side of 2000rpm, where the power is concentrated.

Low mode is capable of high output torque and acceleration; High mode allows the system to operate efficiently at lower engine and motor speeds and with less power transmitted through the motors and inverter.

When driving at constant speeds, if the engine is on, the system operates in high range at lower engine speeds and powers.

«In addition to the exhilarating drive, EVs are inherently less expensive to operate than gas - powered cars and the 2018 Nissan LEAF provides more range, content and technology at a lower MSRP than the previous generation, offering customers more value at a lower price.»

Unlike conventional cars, many hybrids get better city mileage than highway mileage, because at low speeds, they can operate on electric power alone.

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When the first mode operates as electric only, fuel consumption is reduced in heavy stop - and - go traffic by shutting off the engine for extended periods of time and moving exclusively under electric power at low speeds.

The increased surface area of the low - temperature radiator provides a 25 percent reduction in intake temperature and guarantees high power and torque output under all operating conditions and regardless of the outside temperature, even when the engine is operating at full load.

The Ioniq Plug - in Hybrid's 45 kW (60 hp) electric motor can operate at speeds up to 75 mph and delivers instantaneous torque at low speeds, with available power - assist at higher vehicle speeds.

In the first mode, at low speed and light load, the Vue Green Line 2 Mode operates in one of three ways depending on conditions and battery charge level: all - electric power, internal combustion engine power or a combination of the two.

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At low vehicle speeds — during maneuvering, for example — the steering system operates very directly; the power assistance is also high.

To further meet consumer needs, there is a choice of either front - or all - wheel - drive configurations, the latter coming with a locking center differential to evenly distribute power to all wheels while operating the vehicle at low speeds during more severe weather conditions.

A kick - operated power tailgate is available, and it has a user - defined height feature, so if you're vertically challenged or maybe your garage has a low ceiling, you can program the tailgate to open at lower than maximum height.

As with the standard S - Class Cabriolet, the S65 will come with a power - operated soft top that's available in four colors and takes just 17 seconds to raise or lower, at speeds up to 31 mph.

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The secret: This transmission keeps the vehicle in its optimum power range, regardless of vehicle speed, and it allows the engine to operate at lower revs to save on fuel.

This service is hard to copy because other retailers lack, among other things, the infrastructure and the bulk purchasing power (part of Costco's activities) to profitably operate at such low margins.

The DDR4 SDRAM operates at 1.2 volts for lower power consumption and cooler temperatures, giving you an overall better performance.

The module operates at a lower voltage (1.35 V), allowing for lower power consumption and quieter computing at a cooler temperature.

I'm still waiting for companies to start building chargers / batteries with a low - power LCD screen that can show the exact state of charge to users, as well as possibly showing how optimal the solar panel is operating at any given moment (so the angle to the sun can be adjusted or the panels cleaned or possibly to find out if the unit is operating within specs).

They can build more coal plants, driving up their prices by competing with themselves; or they can flood their electricity markets with the maximum possible volume of non-coal power, enabling their existing fleet to operate at much lower costs and weakening the price power of coal exporters.

The technology operates at low pressure levels in comparison to traditional heat power solutions.

Under the mitigation plan, affected wind turbines are now operating at reduced power levels to lower the sound level.

The open cycle consists of the following steps: (i) flash evaporation of a fraction of the warm seawater by reduction of pressure below the saturation value corresponding to its temperature (ii) expansion of the vapor through a turbine to generate power; (iii) heat transfer to the cold seawater thermal sink resulting in condensation of the working fluid; and (iv) compression of the non-condensable gases (air released from the seawater streams at the low operating pressure) to pressures required to discharge them from the system.

In this model, local governments and grid operators can coordinate the output of independent solar arrays and wind farms — which operate intermittently and at different hours — with hydropower, biogas, and other low - carbon resources, thus simulating the output of a 24 - hour power plant.

The price for installed solar hit another new low at the end of last year when Dubai utility DEWA awarded a contract to Riyadh based consortium Acwa Power to build and operate a 200MW solar park for a guaranteed purchase price of 5.84 US cents per kWh for 25 years.

Running cargo trains on renewable energy is a great use of intermittent wind power because they are usually operated at night, when wind power is often at its best and energy demand is at its lowest.

Exelon is still pressing its case, and power sector analysts have noted its fleet continues to be at risk of unprofitability in PJM markets, squeezed by low natural gas prices and high operating costs.

Highly turbocharged alcohol - fueled direct - injection spark - ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.

Wind plants can offer power at low prices because they have low operating costs and, in particular, no fuel costs, unlike fossil fuel and biomass plants.

«If existing coal plants in the U.S. that only need to recoup operating costs are losing money and closing, then it is difficult to imagine how any new coal plant, no matter how efficient or cheap, can be built and recover investment costs on top of operating costs — at least in the U.S. — as long as gas prices remain low,» said Wade Schauer, director of Americas Power & Renewables Research at Wood Mackenzie.

As Boulder Wind Power states on their website, «The BWP design eliminates the mechanical losses associated with a gearbox, while leveraging the higher efficiencies at lower operating speeds enabled by permanent magnet rotor excitation.»

But roughly half of the 1,600 gas - fired power plants in the United States operate at the lowest end of the efficiency spectrum.