1/26/2024 0 Comments Definition of fyels![]() For parameters other than CO, 30-day rolling average means either the arithmetic mean of all valid hours of data from 30 successive operating days or the arithmetic mean of the previous 720 hours of valid operating data. The 720 hours should be consecutive, but not necessarily continuous if operations were intermittent. The 12 months should be consecutive, but not necessarily continuous if operations were intermittent.ģ0-day rolling average means the arithmetic mean of the previous 720 hours of valid CO CEMS data. ![]() The 240 hours should be consecutive, but not necessarily continuous if operations were intermittent.ġ2-month rolling average means the arithmetic mean of the previous 12 months of valid fuel analysis data. ![]() Valid data excludes hours during startup and shutdown, data collected during periods when the monitoring system is out of control as specified in your site-specific monitoring plan, while conducting repairs associated with periods when the monitoring system is out of control, or while conducting required monitoring system quality assurance or quality control activities, and periods when this unit is not operating. Terms used in this subpart are defined in the Clean Air Act, in § 63.2 (the General Provisions), and in this section as follows:ġ0-day rolling average means the arithmetic mean of the previous 240 hours of valid operating data. Send us feedback about these examples.§ 63.7575 What definitions apply to this subpart? These examples are programmatically compiled from various online sources to illustrate current usage of the word 'biofuel.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. 2023 Planes have become lighter, engines more efficient, and airlines are starting to use biofuel blends and to better manage their traffic flow in order to save money and reduce emissions. DHL, one of the largest forwarders in the world, moves hundreds of billions of dollars worth of freight each year by ocean, air and land. 2023 Marine and aviation biofuels cost several times more than regular fuels. Jennifer Mcdermott And Joeal Calupitan, Anchorage Daily News, 17 Mar. 2023 The largest anthropogenic source is agriculture, closely followed by the energy sector, which includes emissions from coal, oil, natural gas and biofuels, according to the International Energy Agency. Richard Tribou, Orlando Sentinel, 28 Mar. 2022 But Vago said that fuel is just a stop-gap, and large-scale production of biofuels or more efficient synthetic fuel will need to be developed if the industry is going to hit the goals. Stephen Underwood, Hartford Courant, 1 Nov. 2023 Collected pumpkins will then be sent to Quantum Biopower in Southington and turned into valuable compost and biofuel. Katherine Martinko, Treehugger, 25 Jan. 2023 Up until now, it has mainly been studied for its potential as biofuel, but researchers are beginning to view it as a valuable food source. 2022 This material is used around the world as a renewable biofuel. Recent Examples on the Web In addition, ethanol, a biofuel, is a cleaner alternative to fossil fuels.
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