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Revised standardized equation for hydrogen gas densities for fuel consumption applications.
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An equation for the density of hydrogen gas has been developed that agrees with the current standard to within 0.01 % from 220 K to 1000 K with pressures up to 70 MPa, to within 0.01 % from 255 K to 1000 K with pressures to 120 MPa, and to within 0.1 % from 200 K to 1000 K up to 200 MPa. The equation is a truncated virial-type equation based on pressure and temperature dependent terms. The density uncertainty for this equation is the same as the current standard and is estimated to be 0.04 % (combined uncertainty with a coverage factor of 2) between 250 K and 450 K for all ...
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Optimisation of fuel consumption in natural-gas compressor stations using spread sheets.(Report)
Magazine article from: Annals of DAAAM & Proceedings
; ...Compressor Station, Fuel Consumption, Optimization...minimize the fuel consumption by finding the...turbine's fuel consumption is analysed...RELATIONS AND EQUATIONS Flow rate and...using the AGA equation 1 in isothermal...
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Simple changes for fewer trips to pumps; Hybrids and diesels aren't the only options when it comes to cutting back fuel consumption.(Wheels)
Newspaper article from: The Toronto Star (Toronto, Ontario)
; ...petroleum-based fuel consumption, we could reduce...the fuel-economy equation human and mechanical...cars through higher fuel consumption and emissions. And...speeds equal higher fuel consumption. If you double your...
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The Burden on Big Business Won't Slow Fuel Consumption
Newspaper article from: The Washington Post
; ...output being the better equation -- then CAFE has been a...back. But look at vehicle fuel consumption -- the actual amount of...last 30 years, vehicle fuel consumption has soared. And look at...in reducing America's fuel consumption. It does not ask the consumer...
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Pulse firing improves temperature uniformity and reduces fuel consumption of tunnel kilns.(Brick & Clay Record)
Magazine article from: Ceramic Industry
; ...inadequate turndown of the combustion system and excessive fuel consumption. All three of these items are related. Until the advent...that had to be heated. A key ingredient in the pulse-fire equation is the high-velocity burners. High-velocity burners...
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Slow and steady wins this race; Easing up on the pedal and paying full attention cuts fuel consumption by about $400 per year.(Wheels)
Newspaper article from: The Toronto Star (Toronto, Ontario)
; ...of the noisy, gutless wonders they used to be, will probably drive this segment even further. But the final number in the equation, of course, is then driving that four-cylinder to its maximum potential.Freelance auto reviewer Jil McIntosh can be reached...
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Auto active: It's one small step for Saab, one giant leap for cupholders Saab 9-3 Price: pounds 19,595 Acceleration: 0-62.5mph 8.5sec Maximum speed: 135mph Average fuel consumption: 33.2mpg Insurance group: 12
Newspaper article from: The Independent on Sunday
; ...feel to the cabin. Not everyone wants to drive a cocoon, however. Recognising that comfort and safety are only part of the equation, Saab have got the 9- 3's ride and handling capabilities just right: you can push the car into corners and it will give...
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Fuel consumption for shipping grain varies by origin, destination.(Mill Technology)
Magazine article from: Feedstuffs
; ...When it comes to exporting grain, fuel consumption is a significant cost but can be controlled...Hurburgh and Lee measured actual fuel consumption in transporting a single grain commodity...Trucks. Computer simulations of truck fuel consumption were run by a major Midwest trucking...
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A modal approach to vehicular emissions and fuel consumption model development.(TECHNICAL PAPER)
Magazine article from: Journal of the Air & Waste Management Association
; ...reports on the analysis of emissions and fuel consumption from motor vehicles using a modal...developed for estimating vehicular fuel consumption and emissions as a function of instantaneous...driving mode. Idling emission and fuel consumption rates were estimated as negative ...
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Train Energy Model (TEM) validation overview. (test of railroad train performance simulator for predicting fuel consumption)
Magazine article from: Railway Age
; ...performance simulator used to predict fuel consumption for any train on any route. As with...criteria have been selected: --Fuel Consumption: Of paramount importance in evaluating...the accuracy with which it predicts fuel consumption values. This is the "bottom line...
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NEW ZEALAND: NEW RULE FOR COLLECTION OF FUEL CONSUMPTION INFORMATION
News Wire article from: US Fed News Service, Including US State News
; ...transport rule to improve the quality of fuel consumption information for imported vehicles. The Land Transport Rule: Fuel Consumption Information 2008 provides the legal basis for the collection of fuel consumption data, which vehicle inspectors...
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