Page Range | 29761-29762 | |
FR Document | C1-2016-21203 |
[Federal Register Volume 82, Number 125 (Friday, June 30, 2017)] [Rules and Regulations] [Pages 29761-29762] From the Federal Register Online [www.thefederalregister.org] [FR Doc No: C1-2016-21203] ======================================================================= ----------------------------------------------------------------------- ENVIRONMENTAL PROTECTION AGENCY 40 CFR Parts 9, 22, 85, 86, 600, 1033, 1036, 1037, 1039, 1042, 1043, 1065, 1066, and 1068 DEPARTMENT OF TRANSPORTATION National Highway Traffic Safety Administration 49 CFR Parts 523, 534, 535, and 538 [EPA-HQ-OAR-2014-0827; NHTSA-2014-0132; FRL-9950-25-OAR] RIN 2060-AS16; RIN 2127-AL52 Greenhouse Gas Emissions and Fuel Efficiency Standards for Medium- and Heavy-Duty Engines and Vehicles--Phase 2 Correction 0 In rule document 2016-21203, appearing on pages 73478-74274, in the issue of Tuesday, October 25, 2016, make the following corrections: Sec. 1036.805 Symbols, abbreviations, and acronyms. [Corrected] 0 1. On page 74044, in paragraph (b), the table should read as follows: ---------------------------------------------------------------------------------------------------------------- Unit in terms of SI Symbol Quantity Unit Unit symbol base units ---------------------------------------------------------------------------------------------------------------- a............................. atomic hydrogen- mole per mole.... mol/mol........... 1. to-carbon ratio. b............................. atomic oxygen-to- mole per mole.... mol/mol........... 1. carbon ratio. CdA........................... drag area........ meter squared.... m\2\.............. m\2\. Crr........................... coefficient of kilogram per kg/tonne.......... 10-\3\. rolling metric ton. resistance. D............................. distance......... miles or meters.. mi or m........... m. e............................. mass weighted grams/ton-mile... g/ton-mi.......... g/kg-km. emission result. Eff........................... efficiency. Em............................ mass-specific net megajoules/ MJ/kg............. m\2\[middot]s-\2\. energy content. kilogram. fn............................ angular speed revolutions per r/min............. [pi][middot]30[middot] (shaft). minute. s-\1\. i............................. indexing variable. ka............................ drive axle ratio. ktopgear...................... highest available transmission gear. m............................. mass............. pound mass or lbm or kg......... kg. kilogram. M............................. molar mass....... gram per mole.... g/mol............. 10- \3\[middot]kg[middot] mol-\1\. M............................. vehicle mass..... kilogram......... kg................ kg. Mrotating..................... inertial mass of kilogram......... kg................ kg. rotating components. N............................. total number in a series. P............................. power............ kilowatt......... kW................ 10\3\[middot]m\2\[midd ot]kg[middot]s-\3\. T............................. torque (moment of newton meter..... N[middot]m........ m\2\[middot]kg[middot] force). s-\2\. t............................. time............. second........... s................. s. [Delta]t...................... time interval, second........... s................. s. period, 1/ frequency. UF............................ utility factor. v............................. speed............ miles per hour or mi/hr or m/s...... m[middot]s-\1\. meters per second. [[Page 29762]] W............................. work............. kilowatt-hour.... kW[middot]hr...... 3.6[middot]m\2\[middot ]kg[middot]s-\1\. wC............................ carbon mass gram/gram........ g/g............... 1. fraction. wCH4N2O....................... urea mass gram/gram........ g/g............... 1. fraction. x............................. amount of mole per mole.... mol/mol........... 1. substance mole fraction. xb............................ brake energy fraction. xbl........................... brake energy limit. ---------------------------------------------------------------------------------------------------------------- Sec. 1037.550 Powertrain testing. [Corrected] 0 2. On page 74097, in the third column, TABLE 1 OF Sec. 1037.550-- STATISTICAL CRITERIA FOR VALIDATING DUTY CYCLES should read as follows: Table 1 of Sec. 1037.550--Statistical Criteria for Validating Duty Cycles ------------------------------------------------------------------------ Parameter \1\ Speed control ------------------------------------------------------------------------ Slope, a1................................. 0.990 <= a1 <= 1.010. Absolute value of intercept, <=2.0% of maximum test [bond]a0[bond]. speed. Standard error of estimate, SEE........... <=2.0% of maximum test speed. Coefficient of determination, r\2\........ >=0.990. ------------------------------------------------------------------------ \1\ Determine values for specified parameters as described in 40 CFR 1065.514(e) by comparing measured and reference values for fnref,dyno. [FR Doc. C1-2016-21203 Filed 6-29-17; 8:45 am] BILLING CODE 1301-00-D
Category | Regulatory Information | |
Collection | Federal Register | |
sudoc Class | AE 2.7: GS 4.107: AE 2.106: | |
Publisher | Office of the Federal Register, National Archives and Records Administration | |
Section | Rules and Regulations | |
FR Citation | 82 FR 29761 | |
RIN Number | 2060-AS16 and 2127-AL52 | |
CFR Citation | 40
CFR
1033 40 CFR 1036 40 CFR 1037 40 CFR 1039 40 CFR 1042 40 CFR 1043 40 CFR 1065 40 CFR 1066 40 CFR 1068 40 CFR 22 40 CFR 600 40 CFR 85 40 CFR 86 40 CFR 9 49 CFR 523 49 CFR 534 49 CFR 535 49 CFR 538 |