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Record W1604563739 · doi:10.4271/2008-01-1194

New V6-Diesel-Engine for the Daimler Van “Sprinter” Certified to Emission-Regulation NAFTA2007

2008· article· en· W1604563739 on OpenAlexaboutno aff
Christian Enderle, F. Duvinage, D. Busenthuer, Hanns Hoffmann, K. Pranter, Andreas Lingens, Mike Dietz, Joachim Zeger

Bibliographic record

VenueSAE technical papers on CD-ROM/SAE technical paper series · 2008
Typearticle
Languageen
FieldEngineering
TopicVehicle emissions and performance
Canadian institutionsnot available
Fundersnot available
KeywordsAutomotive engineeringCertificationDiesel engineDiesel fuelComputer scienceEnvironmental scienceAeronauticsEngineering

Abstract

fetched live from OpenAlex

<div class="htmlview paragraph">The new Sprinter targets the USA and Canada markets nationwide to reconfirm Daimlers statement for Diesel engine in vans. Consequentially, the MY2007 Sprinter follows his successful predecessor as again the first - and up to now the only - Diesel vehicle in its class now meeting even the strict EPA07 requirement in California.</div> <div class="htmlview paragraph">For the growing market in North America an unique development for the successor for the previous 5-cylinder Diesel Sprinter had been made. The new 3 liter V6 Diesel engine is based on numerous corporate wide versions from Mercedes and Chrysler Passenger cars and SUVs and has its roots also in smaller and larger Mercedes vans.</div> <div class="htmlview paragraph">Effective January 2007 the NAFTA04 requirements have been replaced by the NAFTA07 values. Meeting those led to significant changes of the latest Sprinter in European EURO4 version. Both, engine and exhaust hardware as well as the ECU-data had been modified consequentially.</div> <div class="htmlview paragraph">Fulfilling the current particulate emission level - reduction by 90% compared to NAFTA04- required an exhaust system with catalytic converter and the use of a particulate trap.</div> <div class="htmlview paragraph">In order to realize the 50% reduction of NOx emission, a combination of engine internal measures was required. The whole exhaust gas recirculation system was widely adjusted to the increased requirements, as well as the turbocharger and the Diesel injection system.</div> <div class="htmlview paragraph">As a result Daimler now offers a unique van with the new V6 3 liter Diesel Engine to customers in North America: Best in Class payload and best in Class cargo capacity comes with the vehicle.</div> <div class="htmlview paragraph">Combining economical fuel consumption, good cruising range, low maintenance cost, increased torque by around 20% as well, the Diesel Sprinter offers lots of powertrain benefits too.</div>

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Insufficient payload (model declined to judge)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.888
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0010.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.020
GPT teacher head0.249
Teacher spread0.229 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

Study designBench or experimental
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations3
Published2008
Admission routes1
Has abstractyes

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