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Thursday, October 4, 2012

EIAPP CERTIFICATE



EIAPP certificate
(Engine International Air Pollution Prevention)
The EIAPP certificate has to be issued by the authorities. The “Technical file” is needed
to obtain an International Air Pollution Prevention (IAPP) certificate.
Technical File
classification society and a NOx measurement report,
The recently modified IMO regulations require, amongst
showing that the engine complies with the new NOx
other things, a limited NOx emission level. New marine
emission limits.
installations have already to comply with these standards,
To obtain a Statement of Compliance one needs to
assuming that the flag authorities ratify these regulations.
provide a "Technical File".
The regulations also apply in cases;
Preparing for the Technical File
an engine is replaced by a new one
of existing engines:
or the output is increased by more than 10%
The normal procedure is to start by measuring the actual
or substantial modifications are applied affecting the
emission level. Most engine types can be adjusted to fulfil
NOx emission.
the NOx emission level requirements, usually by minor
adjustments to injector nozzle specification and fuel
Wärtsilä can deliver the Technical File and engine part
injection timing.
codification needed for the EIAPP certificate of existing
Whether the engine must be adjusted or not, the
Wärtsilä engines including the emission measurement
engine components concerned have to be coded and
report.
marked. These so-called IMO codes will be issued by
Wärtsilä, and relevant parts delivered in future must
Application for the IAPP certificate
carry the required specific IMO code.
requires a "Technical File":
If a shipowner wants to obtain the IAPP (International
Air Pollution Prevention) certificate for his ship, he
needs to present the EIAPP certificate of the engine(s)
concerned.
In order to obtain the EIAPP certificate one needs to
provide a Statement of Compliance from an authorised



Onboard emission measurements, according to the very
specific IMO regulations, have to be carried out after the
Engine builder
modifications with a light fuel oil of ISO-DMA quality.
The emission measurement concerns much more data than
Supplying IMO coded parts
just the NOx in order to carry out the validity checks.
During this emission test a complete test protocol has to be
Wärtsilä
made specifying engine parameters like speed, load etc.
IMO code inspection
Upgrading the engine
Simultaneously with the adjustment, coding and
by surveyor
marking of the engine, Wärtsilä will compile the technical
Approved measuring procedure
and equipment.
inspection by surveyor
file required for certification.
Delivery of documentation
Specification
Engine builder
The Technical File is a record containing all details of
parameters, including components and settings, that may
Technical File & Applying for the EIAPP Certificate
influence the NOx emissions of the engine.
The Technical File contains: identification of coded
Classification society
parts, reference to or identification of the relevant settings
(Flag State Marine Authority)
for injection timing etc., allowable deviations, statement
Approve Technical File
of engine performance, engine test report and verification
Issue the Certificate
procedure instructions
The Technical File can be complemented with the
NOx measurement report (when made) and the
"Statement of Compliance" (when issued by the
classification society) or ultimately the "EIAPP certificate"
(when issued by the authority).
Preparing for the Emission Measurement:
Wärtsilä offers a system for emission measurements which
meets the IMO Annex Vi of Marpol 73/78 Regulations
for the Prevention of Air Pollution from Ships, NOx
Technical Code, ISO 8178-4. This code demands
certified equipment, accurate calibrations, correct
measurement procedures and skilled personnel.
Key components have to be coded.
Specification
Note
The NOx measurement report specifies:
The product "Technical file" in the context of EIAPP
Engine speed and torque for power calculations.
certification of existing engines means solely the
Fuel consumption for calculations according to ISO
compilation and delivery of a Technical File as
3046-1
described above.
Temperatures of charge air, exhaust gas, cooling water
The product "Emission Measurement" in the context of
and lubricating oil
EIAPP certification of existing engines means solely the
Pressures and humidity in the charge air system
compilation and delivery of a Measurement report as
Exhaust gas composition with regard to NOx, CO,
described above.
CO2 and O2.
Further assistance like assistance in obtaining the
The measurements will be performed in accordance
"Statement of Compliance" from a specific
with the Technical Code for a number of different load
classification society has to be agreed upon separately.
conditions corresponding to the application category.
WÄ RT SI L Ä
i s  a   re gis te re d  tr ad em a rk .   Copy righ t   ©  2 0 0 4   Wä rts il ä   Corpor at ion .
®
Wärtsilä Corporation
Kauppapuistikko 15 Tel. +358 (0)10 709 0000
FIN-65100 Vaasa Fax +358 (0)10 709 2422
Finland

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