PEMS definition

PEMS means predictive emission monitoring system.
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PEMS means predictive emissions monitoring systems.
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PEMS means a predictive emissions monitoring system.
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Examples of PEMS in a sentence

  • This annex describes the procedure to determine the cumulative elevation gain of a PEMS trip.

  • The installation and operation of PEMS shall not change the nature of the exhaust gas nor unduly increase the length of the tailpipe.

  • The PEMS should be installed as to minimise electromagnetic interferences during the test as well as exposure to shocks, vibration, dust and variability in temperature.

  • The sampling probes shall be fitted at least 200 mm or three times the inner diameter of the exhaust pipe, whichever is larger, upstream of the point at which the exhaust gas exits the PEMS sampling installation into the environment.

  • Where such software tool is incorporated in the PEMS instrument, proof of the validation shall be provided along with the instrument.

  • Measurement and data recording may be interrupted for less than 1 per cent of the total trip duration but for no more than a consecutive period of 30 s solely in the case of unintended signal loss or for the purpose of PEMS system maintenance.

  • This annex describes the requirements to validate under transient conditions the functionality of the installed PEMS as well as the correctness of the exhaust mass flow rate obtained from non-traceable exhaust mass flow meters or calculated from ECU signals.

  • Manufacturers shall ensure that vehicles can be tested with PEMS.

  • An existing PEMS test family may be extended by adding new vehicle emission types to it.

  • The requirements of emission limits shall be fulfilled for the urban operation and the complete PEMS trip.


More Definitions of PEMS

PEMS means Predictive Emission Monitors.
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Related to PEMS

  • CEMS means continuous emissions monitoring system.

  • Systems Engineering means preparing specifications, identifying and resolving interface problems, developing test requirements, evaluating test data, and supervising design.

  • Wastewater Treatment Works means an arrangement of devices and structures for treating wastewater, industrial wastes, and sludge. Sometimes used as synonymous with "waste treatment plant" or "wastewater treatment plant" or "pollution control plant".

  • Delta means the positive or negative number that is a measure of the change in market value of an option relative to changes in the value of the underlying interest of the option;

  • Engineering means the application of scientific knowledge for the design, control, or use of building structures, equipment, or apparatus.