This material is to explain the purpose, features, and business value to the Predictive Fleet Technologies’ products.
Here are some documents and videos to provide some background information about Engine Polygraph.
Christopher Sawyer describes how Engine Polygraph works and various uses. (Motorway America)
Craig Cole shows the methodology for using Engine Polygraph. (Auto News)
Ed Wall describes the Engine Polygraph kit and report to help diagnose engines.
PFT description of the Assessment report components.
This discussion uses a CAT C15 to illustrate the various cycles of the I.C. engine and the physical source of the signature pulses at various frequencies.
Description of how cavitation occurs on the exterior (wet) side of cylinder walls and the top cylinder ring of the liner and the deterioration that it causes.
Test sequence for understanding Volumetric Efficiency and the MAF sensor by use of OBDII scan tools.
Introducing the Engine Polygraph software; what it does, how to use it and where it adds value for used vehicle dealers, maintenance shops and fleet owners. (8:45 min)
Louie Nelson provides an introduction to the FirstLook® sensor and several ways it can be used to help in diagnosis physical problems of engines. (9:36 min)
This video provides several uses for FirstLook® sensors with diesel engines assessment and diagnostics. It is more detailed than the others. (17:26 min)
A slide-show overview of EA and EP features and how they guide you to improved efficiencies and safety.
TMC data shows the most frequent reasons for on-road service calls. (Fleet Net America)
A Summary of cost impacts (fuel and maintenance) of long idling with outline of alternatives with cost estimates.
An extensive survey of Fleet Operational costs completed n Oct 2017, based on ATRI survey data.
First of 4 videos describing business value to companies in various parts of the transportation industry. – This one introduces the other 3 business-line specific videos: Fleets; Service & Repair shops; and Used & New Vehicle dealers. (2:33 min)
Describes business value to Fleet Operations of the transportation industry. This one provides more detail on the nature of the value Fleets using Engine Angel can expect. (3:47 min)
Describes business value of Engine Angel and SenX History Manager (SHM) for Used & New Vehicle dealers. (3:21 min)
Describes business value of Engine Angel and SenX History Manager (SHM) to Service & Repair shops. (4:05 min)
A fun, 2 minute marketing video talking about the benefits of Engine Angel. (2:01 min)
This is a description of a 'perfect' engine as seen by EP.
Here a series of EP reports document the improvement of a V6 with over 300,000 miles due to specific fuel and oil additives.
An example of an EP report showing results of detonation in an automobile engine.
Description of the various cycles of an I-6 diesel engine and 'diagnosis' of a CAT C15 engine.
Comparison of the Before EP Report on a Kia I4 with the After report changing from organic oil to Amsoil synthetic.
Engine Polygraph Case Study showing the value of Idle AND Load Analysis/Diagnostics.
Presentation of capstone project using Engine Angel to evaluate drivers. (6:23 min)
Four Case Studies of DD S60 engines using Engine Angel for comparing Assessments with fuel economy.
This documents a study by a Fleet comparing their 'legacy' engines with a newer model engine in the same model tractor.
Science & Engineering
This section is an evolving compilation of documents providing insight into some of the mechanisms causing failures and/or decreased performance of internal combustion engines.
Documents addressing Carbon deposits: Causes and Effects.
Summary of knowledge carbon accumulations in an internal combustion engine.
Summary of causes and effects of carbon accumulations in internal combustion engines.
Focus on the Emissions Control Technologies and their role in Carbon accumulations.
Direct Injection - the good and the bad.
Well-referenced overview of the HCCI technology.
Good description of how HCCI mitigates carbon build-up.
Thesis using mathematical simulation to get better understanding of the oil dynamics in an I.C. engine.
The 'new' Diesel Engine Oil Specifications: CK-4 and FA-4. (AMSOIL Blog)
Well organized discussion on the importance of engine oil properties. (Machinery Lubrication)
Diesel and gasoline fuel topics.
This is a very early article in the Society of Automotive Engineering by Charles Kettering discussing the chemistry of combustion in the internal combustion engine.
This article describes the phenomena of air in fuel and its effects. It is a ‘Fact Sheet’ by Parker Hannifin Corporation.
This article from the Journal of Polish CIMAC discusses dissolved oxygen in diesel fuel and the forming the harmful compounds in exhaust gases such as NOx and PM.
This paper from 1925 addresses the problems associated to air dissolved in gasoline.
New York Times article by Willian Stewart in 1918 about the harm from carbon in engines.
Pages 46-48 describe the volume of air and water in fuel at various pressures.