Document Type: Article All Authors / Contributors: Nakata S.; Morimura H.; Honda R.; Matsuda Y.; Makino H. ISBN: 9781467325264 ISSN:1548-3746 Language Note: English Unique Identifier: 814004119 Awards:
| Title | : | Energy dissipation reduction during adiabatic charging and discharging with controlled inductor current |
| Author | : | Nakata S.; Morimura H.; Honda R.; Matsuda Y.; Makino H. |
| Language | : | en |
| Rating | : | 4.90 out of 5 stars |
| Type | : | PDF, ePub, Kindle |
| Uploaded | : | Apr 12, 2021 |
Read Online Energy dissipation reduction during adiabatic charging and discharging with controlled inductor current - Nakata S.; Morimura H.; Honda R.; Matsuda Y.; Makino H. | PDF
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The entropy production rate times ambient temperature gives the dissipated power. Important examples of irreversible processes are: heat flow through a thermal.
Approaches illustrate the effect of shear within the shell and observe a reduction in the energy dissipated from micro-slip.
Detroit, april 01, 2021 (globe newswire) -- dte energy helped approximately 5,000 vulnerable customers lower their energy bills in 2020 while significantly reducing natural gas and electricity.
Circuits that are able to run faster can do so because of a lower routing capacitance. Consequently, they dissipate less power at a given clock frequency. So, energy reduction can be achieved by optimizing the clock frequency of the design, even if the resulting performance is far in excess of the requirements.
An important function of skeletal muscle is deceleration via active muscle fascicle lengthening, which dissipates movement energy. The mechanical interplay between muscle contraction and tendon elasticity is critical when muscles produce energy. However, the role of tendon elasticity during muscular energy dissipation remains unknown.
Temporary tendon energy storage led to a sig-nificant reduction in muscle fascicle lengthening velocity and the rate of energy absorption. We conclude that tendons function as power attenuators that probably protect muscles against damage from rapid and forceful lengthening during energy dissipation.
By simply reducing the clock speed we can reduce the power dissipated in any of these processors.
On the other hand, it is predicted that, in irreversible logic gates, the energy dissipation during a logic operation exceeds landauer bound 7 because of the reduction in logical entropy.
The irreversible formation of cholesterol monohydrate crystals within biological membranes is the leading cause of various diseases, including atherosclerosis. Understanding the process of cholesterol crystallization is fundamentally important and could also lead to the development of improved therapeutic strategies. This has driven several studies investigating the effect of the environmental.
The ductility reduction factor, rd, is therefore tied to the inelastic characteristics of a structural sy stem, such as energy dissipation and strength degradation. A structural sy stem designed with a high r value but having a small energy dissipation capacity can fail prematurely when yielding during an earthquake.
Aug 28, 2015 in particular, the free energy costs to drive the highly dissipative free energy dissipation could also contribute to reducing the noise arising.
The reduction of the wave amplitude caused by the energy dissipation combined with the down-shifting process induced by the breaking, causes significant reduction of the steepness. It has been shown that in the post-breaking phase the steepnesses are much lower than in the pre-breaking phase and oscillate in a range which is almost independent.
During exposure to sunlight in the morning, dissipation of absorbed light energy through photosynthesis and radiationless energy dissipation was sufficient to maintain q, the primary electron acceptor for ps ii, in a low reduction state. During exposure to sunlight in the afternoon, however, the reduction state of q rose to levels greater than.
Ml partition also minimizes precharge activities between subsequent searches to reduce total precharge power in the proposed scheme. 5 times from conventional and eptp schemes is observed in the precharge dissipation. Besides low search power, proposed design improves the energy-delay by 42% to 88% from compared designs.
Aug 13, 2012 the basic physics of friction and energy dissipation in molecularly thin reducing k could of course lower the energy expended, but large.
Energy dissipation and internal co2 partial pressure observed during the diurnal cycle. Again, the reduction state of q was hardly affected by these treatments. Thus, changes in electron transport rate during the diurnal cam cycle at a given photon flux density lead primarily to alterations in the rate of nonradiative energy dissipation, with the reduc-.
During desiccation, quenchers accumulate which are stable in the absence of water but revert to non-quenching molecular species on hydration. Together with zeaxanthin-dependent energy dissipation, desiccation-induced thermal energy dissipation protects desiccated poikilohydric mosses against photo-oxidation, ensuring survival during drought.
Energy is usually lost by heating up the surroundings though sometimes energy is dissipated as sound. The ways in which energy is dissipated depends on the system: for a radio or set of speakers.
However, with the shrinking of mos due to technology advancements, the quantum mechanical effects started coming into picture and resulted into many of these leakage current components. This is the component of energy dissipation which affects operation of chip largely in the standby operation as other components seize to play during that period.
The specific roles of the chlorophyll a / b binding proteins cp29 and cp26 in light harvesting and energy dissipation within the photosynthetic apparatus have been investigated. Arabidopsis was transformed with antisense constructs against the genes encoding the cp29 or cp26 apoprotein, which gave rise to several transgenic lines with remarkably low amounts of the antisense target proteins.
This intelligence requires more power in a reduced space and thermal budget, making conventional solutions unviable and complicated.
Processor power dissipation or processing unit power dissipation is the process in which computer processors consume electrical energy, and dissipate this energy in the form of heat due to the resistance in the electronic circuits.
Jan 14, 2020 furthermore, power dissipation in resistors is considered a naturally a circuit and has a voltage drop across it will dissipate electrical power.
When the adhesive was in a liquid phase, dissipation was caused by viscous loss. In glassy films, dissipation occurred during a sequence of rapid structural rearrangements.
The significant modification of the energy dissipation pathways in concentrated solid solution alloys, compared with those in pure nickel, is largely due to the highly localized heat conduction.
Nonradiative energy conversion was low during the phase of most active malic acid decarboxylation in the middle of the light period when uptake of atmospheric co2 was negligible, and when internal co2 partial pressures were higher than in air; this allowed for high rates of co2 reduction in the chloroplasts.
Energy the sun is the source of energy for most of life on earth. It derives its energy mainly from nuclear fusion in its core, converting mass to energy as protons are combined to form helium. This energy is transported to the sun's surface then released into space mainly in the form of radiant (light) energy. Common symbols e si unit joule other units kw⋅h, btu, calorie, ev, erg, foot.
Much smaller than the mechanical energy grequired to break an adhesive bond. In macroscopic fracture tests on highly entangled polymeric materials,.
The transmission line may not reach its steady-state value during the clock period, it is possible to reduce energy dissipation while meeting a dc noise margin by driver sizing. This is in sharp con-trast with the steady-state analysis, which states that driver size has no impact on the energy dissipation per output change.
Radiationless energy dissipation from the photochemical system accompanied by decreases in ps ii photochemical efficiency during direct exposure to natural sunlight. During exposure to sunlight in the morning, dissipation of absorbed light energy through photosynthesis and radiationless ener-gy dissipation was sufficient to maintain q, the primary.
Energy dissipation curves show a maximum (∼10 ev/cycle) with the amplitude ratio. Imply a reduction of the force–distance area enclosed by is attributed to the energy dissipation from.
Protection of equipment during impact requires a cushioning system that will limit accelerations to some predetermined level. In general, such cushioning systems must be capable of dissipating a large amount of energy per unit weight of the system. This capability requires that some very special characteristics in the systems be employed.
Energy dissipation and transfer processes during the breaking period as the modulational process causes a reduction of the steepness but then another.
Energy dissipation is achieved by virtue of the vertical hanging baffle. When the high velocity flow exits the culvert, it strikes the baffle and is turned upstream in vertical eddies, thus reducing the energy and velocity of flow. It is important that the impact type energy dissipators shown in the standard plans be utilized only for outlet.
Size, lattice orientation, and temperature control on friction and energy dissipation is investigated. The atomistic mechanisms of friction are studied and a novel method of energy dissipation analysis is presented. The results are analyzed and compared to similar work in nano tribology whenever possible and the key developments are presented.
For instance, when using the jarzynski equality or crooks fluctuation theorem to infer the free energy difference in a given process (such as protein unfolding), the farther the system is from equilibrium during experiment or simulation, the slower the rate of convergence and accuracy of the free energy estimator, which depends inversely on the energy dissipated therefore, by sampling the equilibrium fluctuations of a biomolecular process, it should be possible to estimate the generalized.
By high energy loss coefficients (in the range of 67e87%) obtained during cyclic compression [14]. These values surpass loss co-efficients for conventional foams based on carbon, metals, and polymers. Therefore, graphene foam is an extremely promising material with unmatched capability for energy dissipation appli-cations.
And displacement as well as the relation of force and velocity during the process of energy dissipation. In addition, results of both the laboratory shaking table test and simulation analyses are used to test and verify the seismic reduction perform-.
Feb 1, 1981 a mathematical formulation for calculating the energy dissipation in a steadily rolling tire is presented.
Similarly, when output changes back to ground, similar energy dissipation of energy takes place. Therefore, this switching energy consumption is directly related to vdd and switching frequency. As a result, reduction of supply voltage is one way of reducing dynamic consumption.
Czm and xfem models are based on fracture mechanics principles: the total energy dissipated during the loading is the energy released to produce new material surfaces within the bulk of the material, and small-scale discontinuities that form the damage process zone around the fracture tip are neglected.
Topographic generation of submesoscale flows potentially provides a new and significant route to energy dissipation for geostrophic flows.
The mtu absorbed energy during both periods, but the muscle did almost all of its energy dissipation during f decay. ( b ) energy storage by tendon (blue) during f rise (grey fill) and tendon energy release during f decay (white fill), compared with negative work by the mtu (black) and the muscle (red) over the entire landing.
New experimental data on energy transfer and energy dissipation during surf beat conditions are presented. Long wave-short wave interaction inside the surf zone leads to broadening of a monochromatic sea state and a net reduction in short wave height. The amplitude decay of bound sub- and superharmonics in the nearshore region is also investigated, and found to commence with the onset of short.
If energy use grows too rapidly, renewable energy development will chase a receding target. Likewise, unless clean energy supplies come online rapidly, slowing demand growth will only begin to reduce total carbon emissions; a reduction in the carbon content of energy sources is also needed.
For in-phase devices, dissipation through the die substrate is the dominant energy loss mechanism.
Is a very difficult energy to store as it can transfer in three different ways from warm surroundings to cooler surroundings.
Feb 2, 2015 sorbothane is a material that is frequently used in mechanical applications to reduce the amount of vibrations and energy dissipation.
A water drop moving on a superhydrophobic surface or an oil drop moving on a superoleophobic surface dissipates energy by pinning/depinning at nano- and microprotrusions. Here, we calculate the work required to form, extend, and rupture capillary bridges between the protrusions and the drop. The energy dissipated at one protrusion ws is derived from the observable apparent receding contact.
An analytical procedure, using a two-dimensional elastic-plastic finite element method, was developed to calculate the energy dissipation components during a quasi-static crack extension. The fracture of an isotropic compact specimen was numerically simulated using the critical crack-tip-opening-displacement (ctod) growth criterion.
Energy dissipation in rock avalanches occurs by transformation of the total energy into thermal energy, acoustic energy or inelastic deformation energy (nicoletti and sorriso-valvo, 1991), where due to the law of energy conservation, the final energy available for mechanical work is less than the initial amount. The energy release is often in the range of dozens to more than a thousand hiroshima bombs (∼15 kt tnt or 63 tj each) for large rock avalanches.
Manipulation of the internal co 2 partial pressure during the late light period by increasing or decreasing the external co 2 partial pressure to 1710 and 105 microbar, respectively, led to changes in the magnitude of energy dependent fluorescence quenching which were consistent with the relationship between nonradiative energy dissipation and internal co 2 partial pressure observed during the diurnal cycle. Again, the reduction state of q was hardly affected by these treatments.
Reduction in energy usage basic approach with the aim of achieving a 30% reduction in emissions of greenhouse gases from the fy2014 level by the end of fy2031, we have worked on various measures for energy conservation at all plants and business sites in japan.
During an array access, energy is dissipated in each of the array sub-blocks. The energy dissipated in each sub-block de-pends on the type of operation (read, write, or match), the im-plementation style, and the size of the array. The total access energy for an operation is the sum of the energy dissipated.
To understand the relative importance of the computed quantities to the enzymatic functionality, we introduce a new quantitative metric to rank the properties. The results demonstrate that the reaction speed is the principal characteristic property that evolution optimizes in both enzymatic systems and that the energy dissipation comes in second.
The mndot standard specifications for construction (2016 edition) specification 2573. L (culvert end controls) states that culvert outlet ends must be protected with “energy dissipation devices, transition devices, or both to reduce erosion and sediment loss while reducing the velocity of water existing culvert.
Since the area under the curve corresponds to the total energy dissipated during extension, and the dissipation appears to be due to the failure of sacrificial bonds, then one can conclude that the glue behaves as if there are a finite number of sacrificial bonds. Once these sacrificial bonds are broken, they no longer contribute to stiffness.
The discrete-element method was used to simulate drained triaxial compression of large-scale, polydisperse numerical samples at a range of void ratios while tracing all relevant energy components. The frictional dissipation and boundary work are almost equal regardless of sample density. However, the distortional work increases continually as sample deformation continues post-critical state.
Using the stepwise voltage, adiabatic charging and discharging can be performed. In n-step charging, it is clarified that the energy dissipation is reduced to 1/n from the measurement of the power supply current, compared with the conventional charging and discharging of a capacitor.
Understanding the influence of chemical disorder on energy dissipation and defect evolution will allow major advancements in alloy development by altering defect dynamics through the substantial modification of energy dissipation pathways and energy landscapes.
For more ways to stay cool while saving energy, check out our energy saver 101 infographic, covering everything you need to know about home cooling. If you haven't already, conduct an energy audit to find out where you can save the most. Also check out tips to save energy during the fall and winter.
In‐plane potential gradient induces low frictional energy dissipation during the stick‐slip sliding on the surfaces of 2d materials.
Generally, the use of erosion control stone for energy dissipation is limited to a maximum velocity of 19 feet per second. Alternative means of energy dissipation shall be required where the discharge velocity is greater than 19 feet per second. Alternative means include riprap outlet basins or concrete baffled outlets.
A study is reported of the energy dissipated in damage and in damping when cement paste prisms are loaded in uniaxial compression. Damage, characterized both by change in initial elastic modulus during sequential loading-unloading cycles and by the energy dissipated in damage, is detected at axial strains as low as 500 to 600 × 10 −6 as the axial strain increases, the initial.
Other people can be a real energy drain — or gain — during work crunches and set-backs. Pause and consider how you can renegotiate deadlines, set tighter boundaries, or ask for more support.
The low value of quantum yield of non-photochemical energy dissipation due to acceptor side limitation, y (na) under high light in the red leaf, suggests that over-reduction of psi acceptor side.
a physical process (as the cooling of a body in the open air) by which energy becomes not only unavailable but irrecoverable in any form — compare conservation of energy, degradation of energy.
Ing thickness provides control over energy dissipation during the spreading of flowing matter on a gel layer. We combine exper-iments and theory to provide an analytical description of both the statics and the dynamics of the contact line between the gel, the liquid, and the surrounding atmosphere.
Computers are some of the biggest energy users in office buildings. Today's computers can be turned on and off over 40,000 times. Opting to shut down over using a screensaver does not affect your computer's lifespan.
Feb 26, 2017 in this lecture following topics have been covered:introduction to selection of structural materialsstress dependence of dissipationmaterial loss.
19,20 in all these fluid coupled resonators, the key way to assess the limits of performance is to understand the individual mecha-nisms of energy dissipation. Received: september 11, 2017 accepted: december 29, 2017 published: december 29, 2017 article.
Energy dissipation reduction of a cardiac event detector in the sub-vt domain by architectural folding.
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