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Home Page > Executive Branch > Code of Federal Regulations > Electronic Code of Federal Regulations
e-CFR Data is current as of February 4, 2010
TITLE 40--Protection of Environment
CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER U--AIR POLLUTION CONTROLS
PART 1065--ENGINE-TESTING PROCEDURES
Subpart A--APPLICABILITY AND GENERAL PROVISIONS
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| Submitting information to EPA under this part. |
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| Overview of this part 1065 and its relationship to the standard-setting part. |
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| Approval of alternate procedures. |
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| Overview of procedures for laboratory and field testing. |
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| Units of measure and overview of calculations. |
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Subpart B--EQUIPMENT SPECIFICATIONS
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| Work inputs and outputs, accessory work, and operator demand. |
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| Fuel properties and fuel temperature and pressure. |
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| Engine cooling and lubrication. |
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| Exhaust gas recirculation. |
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| Dilution for gaseous and PM constituents. |
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| Gaseous and PM probes, transfer lines, and sampling system components. |
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| Batch sampling for gaseous and PM constituents. |
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| PM-stabilization and weighing environments for gravimetric analysis. |
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| PM-stabilization environment for in-situ analyzers. |
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Subpart C--MEASUREMENT INSTRUMENTS
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| Overview and general provisions. |
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| Data updating, recording, and control. |
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| Performance specifications for measurement instruments. |
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| Work input and output sensors. |
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| Pressure transducers, temperature sensors, and dewpoint sensors. |
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| Dilution air and diluted exhaust flow meters. |
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| Sample flow meter for batch sampling. |
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| Nondispersive infra-red analyzer. |
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| Flame-ionization detector. |
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| Chemiluminescent detector. |
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| Nondispersive ultraviolet analyzer. |
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| Paramagnetic and magnetopneumatic O2 detection analyzers. |
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| Zirconia (ZrO2) analyzer. |
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| PM inertial balance for field-testing analysis. |
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Subpart D--CALIBRATIONS AND VERIFICATIONS
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| Overview and general provisions. |
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| Summary of required calibration and verifications. |
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| Verifications for accuracy, repeatability, and noise. |
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| Continuous gas analyzer system-response and updating-recording verification--for gas analyzers not continuously compensated for other gas species. |
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| Continuous gas analyzer system-response and updating-recording verification--for gas analyzers continuously compensated for other gas species. |
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| Pressure, temperature, and dewpoint calibration. |
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| Exhaust-flow calibration. |
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| Diluted exhaust flow (CVS) calibration. |
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| CVS and batch sampler verification (propane check). |
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| Sample dryer verification. |
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| Vacuum-side leak verification. |
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| H2O interference verification for CO2 NDIR analyzers. |
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| H2O and CO2 interference verification for CO NDIR analyzers. |
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| FID optimization and verification. |
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| Non-stoichiometric raw exhaust FID O2 interference verification. |
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| Nonmethane cutter penetration fractions. |
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| CLD CO2 and H2O quench verification. |
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| NDUV analyzer HC and H2O interference verification. |
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| Interference verification for N2O analyzers. |
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| NO2-to-NO converter conversion verification. |
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| PM balance verifications and weighing process verification. |
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| Inertial PM balance verifications. |
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Subpart E--ENGINE SELECTION, PREPARATION, AND MAINTENANCE
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| Test engine preparation and maintenance. |
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| Maintenance limits for stabilized test engines. |
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| Durability demonstration. |
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Subpart F--PERFORMING AN EMISSION TEST OVER SPECIFIED DUTY CYCLES
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| Cycle-validation criteria for operation over specified duty cycles. |
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| Pre-test verification procedures and pre-test data collection. |
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| Engine starting, restarting, shutdown, and optional repeating of void discrete modes. |
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| Validation of proportional flow control for batch sampling and minimum dilution ratio for PM batch sampling. |
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| Gas analyzer range validation, drift validation, and drift correction. |
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| PM sampling media (e.g., filters) preconditioning and tare weighing. |
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| PM sample post-conditioning and total weighing. |
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Subpart G--CALCULATIONS AND DATA REQUIREMENTS
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| 1980 international gravity formula. |
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| Flow meter calibration calculations. |
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| SSV, CFV, and PDP molar flow rate calculations. |
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| Amount of water in an ideal gas. |
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| Chemical balances of fuel, intake air, and exhaust. |
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| Removed water correction. |
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| THC and NMHC determination. |
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| THCE and NMHCE determination. |
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| Dilution air background emission correction. |
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| NOintake-air humidity and temperature corrections. |
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| CLD quench verification calculations. |
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| Buoyancy correction for PM sample media. |
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Subpart H--ENGINE FLUIDS, TEST FUELS, ANALYTICAL GASES AND OTHER CALIBRATION STANDARDS
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| General requirements for test fuels. |
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| Residual and intermediate residual fuel. |
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Subpart I--TESTING WITH OXYGENATED FUELS
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| Response factor determination. |
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Subpart J--FIELD TESTING AND PORTABLE EMISSION MEASUREMENT SYSTEMS
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| PEMS auxiliary equipment for field testing. |
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| PEMS Calibrations and verifications. |
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| PEMS preparation for field testing. |
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| Engine starting, restarting, and shutdown. |
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| Emission test sequence for field testing. |
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Subpart K--DEFINITIONS AND OTHER REFERENCE INFORMATION
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| Symbols, abbreviations, acronyms, and units of measure. |
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