How To Use Power system In A Sentence
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This paper presents a method to treat the various changes of lines with mutual conductance for analysis of faulted power systems. The modified formula of node equation of networks have been derived.
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The problem of oversimplification and improper selection of DC model, which exists in the DC modeling when AC and DC systems interact in AC/DC hybrid power system, is discussed.
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Electricity is the quintessence of the ‘modern way of life’, but the electric power systems themselves are demanding, dangerous, and delicate.
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Based on this theory, a self-regulating AVR regulator is designed for the synchronous generator to be synchronized with the existed power system very quickly.
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It is an insecure factor for power system operation short circuit currents exceed breakers interrupting capabilities.
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And unfortunately the book misnames “the father of the fuel cell” George Ballard he was actually Geoffrey Ballard – and also neglects to point out that Ballard Power Systems themselves have abandoned the idea of developing a fuel cell powered car.
Book Review: Plan C « Stephen Rees’s blog
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In order to overcome the deficiency of the tradition power, we designed the"main-subordinate"capacitance charging power system based on IGBT chopper circuit and LC filter circuit.
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Its lithium ion batteries were chosen for the electrical power systems for the Dreamliner.
Times, Sunday Times
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For both of these power systems types, the heat is then converted into electrical power by a thermal generator, either a thermoelectric generator that uses thermocouples to produce power, or a turbine.
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The short-circuit capacity of power grid and the magnitude of short-circuit current increase continuously with the growth of power system's capacity.
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A carbon price of 20-30 Euros per ton of CO2 -- on a par with the expected 2050 oil price -- would make such a decarbonized power system no more expensive than a carbonized system -- but much cleaner and more employment friendly.
Gordon Brown: Climate Change Action Is Economic Common Sense
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Combined with methanol's indirect use in power system, methanol and dimethyl-ether steam reforming use gas turbine exhaust gas to constitute the chemically recuperative gas turbine cycle.
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In conclusion, the trend of power system frequency measurement is naturally educed.
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The long last of bushfire, causing the failure of transmission line's reclosing, repeated trips or failure to rework in a short time, severly threatens power system's safety and stability.
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Then decide that space industrialization is worthwhile with the utilization of material from the moon and asteroids while simultaneously developing large space based power systems.
I, for one, want to welcome our robotic overlords ... - NASA Watch
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These tactics can modify the magnitude and phase relationship between voltages and currents in the power system network.
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In power system, it can excite partial parallel resonance or serial resonance, enlarge the harmonic wave, trigger relay protection system in error and disturb electric power energy metering equipment.
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The marriage law bill for amendment set up has visited the power system, has filled the conjugal family system's blank.
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Both the photovoltaic and wind power systems for domestic hot-water provision would be even more effective if linked to a heat pump.
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Chandigarh: Haryana Government has successfully concluded negotiations with the World Bank for a USD 330 million loan to support one of its power sector projects namely Haryana Power System Development Project which will go a long way in strengthening the transmission and distribution system in the State.
Daily News & Analysis
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This paper presents a design of distributed supervisor control system of communication power system, including the hardware structure and the design of software.
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EU and Japan USPTO issues Notice of Allowance for menadione to prevent skin rash in patients taking EGFR inhibitors Premier Purchasing Partners announces new agreements for orthopedic power tools and accessories Kaiser Permanente to deploy solar power systems at 15 facilities across the state New cakes and frostings may someday contain less fat and calories
THE MEDICAL NEWS
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Once they were repositioned, City Power had to be called in to install a three-phase power system in the pump house.
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The result is a surge of extra electric current into power systems and every other sort of cable.
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A back-up power system at the coach station did operate but only lasted three hours.
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Technological advances have brought down the costs of micropower systems.
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More fundamentally, the protracted power outage demonstrated the anarchic state of the electrical power system as a whole.
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It can diagnose single fault, multiple faults and single sensor fault of power system, and at the same time it has a high reasoning speed and accuracy.
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Power systems in areas of igneous rock (gray) are the most vulnerable to the effects of intense geomagnetic activity because the high resistance of the igneous rock encourages geomagnetically induced currents (GICs) to flow in the power transmission lines situated above the rock.
Signs of the Times
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By using power system block set(PSB) of MATLAB, a simulation model applied to analyze the saturation characteristics of transformer is built.
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Visitation right is a concrete right comes to existence gradually from the parental power system, which developed from the parental right from Roman law and the Father right from Germanic law.
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The planners had not provided for a failure of the power system.
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ROLLS-ROYCE HOLDS RIGHTS TO MORE THAN 90 PER CENT OF THE SHARES IN ODIM ASA Further to the announcement on 26 February 2010 regarding the recommended cash offer to acquire the outstanding shares in ODIM ASA (the "Offer"), Rolls-Royce, the global power systems company, today announced that its wholly owned subsidiary Rolls-Royce Marine AS now holds rights to more than 90 per cent of the shares in ODIM ASA.
TradingMarkets
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Castaneda said he still likes the idea of Chula Vista creating its own power system someday, and pumping the earnings back into the community to subsidize solar panels or other energy-efficiency measures.
Fore, right!
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So, there is immediate significance to study the harmonics in power system.
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The term solar power describes almost any process that harnesses energy from the sun and then works by transforming this power into electricity, for example home solar power systems.
EzineArticles
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In the mid 1990's, the NASA Goddard Space Flight Center Shuttle Small Payloads Project (SSPP), home to the GAS program, realized that many student organizations struggled in developing a full payload from the ground up, i. e data systems, power systems, structures, and the experiment taking their energy away from the actual science to be achieved.
Today's Video: Inspire Me! Weightless Flights of Discovery - NASA Watch
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As an important technical means of frequency control of the power system, PFR (Primary Frequency Regulation) is of great significance to the stability of the frequency.
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A back-up power system at the coach station did operate but only lasted three hours.
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The pump house is an important infrastructure for thermal power plants. It directly affects the reliability of power system.
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She attacked heterosexuality as inherently patriarchal and championed lesbianism as a means of the liberation of women from the "phallocratic" power system of the culture.
AlbertMohler.com
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With regulation, they could have pursued a more systemic policy for energy efficiency or renewables using the public-power systems in Sacramento or Los Angeles as models.
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They will tie the generating station in with the power system.
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Micropower systems based on advanced technologies must become more cost-effective to achieve broad commercialization.
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They will tie the generating station in with the power system.
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By then, they knew too that the power system was struggling and the battery wasn't charged as much as was desired.
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NERC's forecasts are the gold standard for the U.S. power system because they are built from the bottom up, starting with finely grained data from individual plants.
If the Lights Go Out
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Storage freezers and refrigerators should be on an emergency power system.
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This paper studies power system short-term operational reliability evaluation considering weather forecast.
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In addition, the macro-scale of self-organized criticality of the power system can be revealed from the viewpoint of the total load demand vs. the total network transfer capability.
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From superior internal combustion engines, to gas turbines, to fuel cells, to more familiar renewable generators, micropower systems are proliferating in diverse applications.
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If a facility uses a generator for prime power, it would derive most, if not all, of its electricity from its on-site power systems.
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ManufacturingCo competes in internationalised oligopolies in its core power systems businesses.
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Other staff contend with phone lines that don't work, uncertain supply lines, and a power system that is unstable at the best of times.
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Look at detector materials - the first medical X-ray tube - or superalloys or advanced ceramics or thermal barrier coatings that make it possible to run aircraft engines and power systems at higher temperatures and higher efficiencies.
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The power system doesn't like it but it compensates for it by changing the tap on the transformer.
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In power system, it can excite partial parallel resonance or serial resonance, enlarge the harmonic wave, trigger relay protection system in error and disturb electric power energy metering equipment.
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The frequency variation of electrical power system would have effect the veracity of electric parameter evaluation, and possibility effect characteristic of automatic equipment.
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Severe solar weather is often heralded by dramatic auroral displays, northern and southern lights, and magnetic storms that occasionally affect satellites, radio communications and power systems.
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Capability of a power system to regain a steady state, characterised by the synchronous operation of the generators after a disturbance due, for example, to variation of power or impedance.
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To my mind, the most serious challenge is to minimize the cost of establishing the smallest possible profit-making power system.
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An EMP that results from a nuclear weapon ... destroys any 'unhardened' electronic equipment and electric power system -- which means virtually any civilian infrastructure in the United
OpEdNews
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However, the aggressive and misanthropic nature of the imperialist power system, the denial of any democratic conditions, finds its most visible expression in it.
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In a special feature, the system prevents the simultaneous turning on or off of all glow plugs to avoid high instantaneous loads on the onboard electrical power system.
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The city's power system collapsed even before the monsoon.
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Public Service Commissions can further accelerate the installation of clean micropower systems by establishing renewable portfolio standards.
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The thesis studies and analyses the black start and restoration of frame in northwest power system.
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It is an insecure factor for power system operation short circuit currents exceed breakers interrupting capabilities.
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The statistical pattern recognition approach for on-line transient stability assessment of power system had met with many problems such as large off-line computation and recognition accuration, etc.
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The higher the power system automatic level, the more telemetering and remote controlling information need to be transmit accurately .
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Now for many power consumers it is needed to find an easy method, which is fit to analyze comparatively simple power system or harmonic filter engineering.
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The results showed that the neural network forecasting model based on L-M algorithm has higher prediction accuracy and a high value in the rural power system short-term load forecasting.
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Test flights were stopped when a defective valve in the power system was discovered.
Times, Sunday Times
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The incorrect reclose of line protective devices in electric power system will result in personal injuries and system accidents.
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When harmonic sources exist in power system, parallel resonance occurs due to the interaction between shunt capacitor bank and system inductance.
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Like shipbuilding or steel-making, the careful planning and building of a national power system is one of those remarkable things, requiring titanic skills, now all but lost.
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For the first time, proposes a direct method to calculate the power system oscillatory stability margin.
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A carbon price of 20-30 Euros per ton of CO2 -- on a par with the expected 2050 oil price -- would make such a decarbonized power system no more expensive than a carbonized system -- but much cleaner and more employment friendly.
Gordon Brown: Climate Change Action Is Economic Common Sense
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The power systems unit had a drop in operating profit even though revenue rose in the double digits, Bunch said.
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The power system fault recorder data provides the important basis for fault analysis and protective operating criterion.
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These highly flexible DC power systems can be configured with up to four outputs with a maximum power of 600W per output.
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The person who is godly has a power within the church that goes beyond any power system.
Christianity Today
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The locations in England and Jordan are garbage-strewn, skuzzy and glamourless, a comment on the grubbiness of private-contractor mercenary work and the shadowy corporate/government power systems that employ it.
StarTribune.com rss feed
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The power systems unit had a drop in operating profit even though revenue rose in the double digits, Bunch said.
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Isolated, ungrounded power systems may allow leakage currents, also known as hazard currents, to flow from the power system to the ground.
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The calculating problem of the power system transmission capability in constraint conditions of steady-state voltage stability is discussed in this paper.
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As such, it allows for changing and evolving structures that exist outside of the patriarchal power system.
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The propulsion and power systems are controlled from the Machinery Control Room.
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A nonlinear stability-retained map is proposed to describe the dynamics of multi-machine power system with the motion of a point unit with one degree of freedom.
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Now, the vacuum breaker is used in power system as the major installation.
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While this crew is there you land (using private, international, and EELV's), more power systems (five-seven total) to provide 1 megawatt of power.
Shuttle-C - NASA Watch
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They will tie the generating station in with the power system.
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The quantity of power system voltage is much more relate with distribution of power system reactive load.
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It was there that we discovered a young woman named Torya Blanchard whose creperie, which is called Good Girls Go to Paris is a handy lunch spot for hundreds of people working at start-ups like Nextek Power Systems, which is pioneering super-efficient direct current electrical systems for industry.
John Gerzema and Michael D'Antonio: Nothing and Everything -- What Consumers Expect from the New Normal
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Test flights were stopped when a defective valve in the power system was discovered.
Times, Sunday Times
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In addition, the macro-scale of self-organized criticality of the power system can be revealed from the viewpoint of the total load demand vs. the total network transfer capability.
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The time-varying weather conditions and electrical conditions have significant impacts on power system short-term operational reliability.
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They will tie the generating station in with the power system.
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The results showed that the neural network forecasting model based on L-M algorithm has higher prediction accuracy and a high value in the rural power system short-term load forecasting.
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All exchanges and financial institutions had back-up power systems that allowed them to conduct business as usual.
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This paper introduces a type of three-phase harmonic analyzer recently developed for power systems in which the waveform signals are sampled simultaneously.
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A short-term load forecasting technique for power system based on adaptive optimal fuzzy logic system is presented.
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Secondary Voltage Control is a new way of voltage control, firstly the power system is divided into many control areas whose electric distance is remote.
