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Wyszukujesz frazę "engine diagnosing" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Piston damages - case studies and possibilities of early detection
Autorzy:
Filipczyk, J.
Stanik, Z.
Powiązania:
https://bibliotekanauki.pl/articles/241763.pdf
Data publikacji:
2012
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
piston
engine damages
engine diagnosing
Opis:
Damages of car engine pistons are one of the most expensive failures regarding final consequences and possibilities of engine repair. There have been many research works carried out so far regarding the materials, manufacturing techniques, geometrical shapes and reliability of engine pistons. Notwithstanding all these studies, there is a huge number of piston damage cases. This work is concerned with causes of piston damages and possibilities of early detections. Damaged piston of petrol and diesel engines in passenger and light duty cars have been analyzed. A compendium of case studies of damaged piston causes has been presented. The analysis of different types of damage mechanisms such as thermal and mechanical fatigue, seizure due to insufficient clearances, poor lubrication, overheating and damages due to abnormal combustion have been presented in this work. Faults of electronic control system, engine management malfunction, ignition-timing faults were recognized as the most frequent initial causes of piston damages. Possibilities of early diagnostics of particular causes of damages have been elaborated and presented in the context of total costs of repairs.
Źródło:
Journal of KONES; 2012, 19, 4; 179-184
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analysis of research possibilities of fuel unit injectors
Autorzy:
Osipowicz, T.
Gołębiewski, W.
Powiązania:
https://bibliotekanauki.pl/articles/242820.pdf
Data publikacji:
2016
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
unit injector
diesel fuel
engine diagnosing
injector operating parameters
Opis:
Article discusses issues concerning diagnosing and researching fuel unit injectors (UI). This fuel system has been taken off in automobiles but the problems with diagnosing and research is still actually. Motorized vehicles with fuel unit injector system were manufactured until 2010 but lorries are still producing. Only one automotive concern VW put in this system to motorized vehicles in Europe. The 1.9 TDI engines have PDE 1 (UI) and 1.4 TDI, 2.0 TDI engines have PDE 2 (UI). Unit injector is device which main tasks are spray and distribute fuel in combustion chamber of Diesel engine. Unit fuel injector is built with three sections: fuel injection nozzle complex, electromagnet unit and pump part. Injection nozzle complex is common mechanical one spring injector. That research is on check and eventually adjusts open pressure. Electromagnet units are non-dismantle and non-repair, but there is possibility dismantle and clean it. Electromagnet unit affects injection dosages and module BIP (being of injection period) unit fuel injection. The task of pump part is fuel damming until demanding values. The pump part makes up piston with and main body, spring and protect flat piece of metal. Theoretically, also this element is non-repair. Main unit fuel injector work parameters are injection dosages values and signal BIP. During fuel unit injectors research checks injection dosages with varies settings (rotation speed, injection time). These parameters are similar to engine work on idle speed (idle speed dosage), pilot dosage, middle and full load dosage.
Źródło:
Journal of KONES; 2016, 23, 3; 381-388
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Possibilities of research electromagnetic fuel injectors
Autorzy:
Osipowicz, T.
Prajwowski, K.
Powiązania:
https://bibliotekanauki.pl/articles/244263.pdf
Data publikacji:
2017
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
fuel injector
CI–engine
diagnosing procedure
Common Rail system
Opis:
Article discusses issues concerning researching electromagnetic fuel injectors. These fuel system is using in automobiles all the time. Bosch Company declined piezoelectric fuel injectors and reverted to electromagnetic. There are known Denso, Delphi and Bosch electromagnetic fuel injectors. Article describes how to diagnose and repair it. Denso and Bosch fuel injectors have almost the same construction. These objects have very similar repair technology. Despite Denso fuel injectors has not manufacturer official repair technology it is possibility to regenerate it because there are tools and many spare parts available on the market. Article discusses construction and operation presented fuel injectors. There has been shown diagnostic parameters and how to analysis it. Researches have been made in laboratory handle; to research and repair Diesel injection systems. Article describes construction, operating testing and repairing of electromagnetic fuel injectors. The aim of the article is to present the possibilities of researching and repairing electromagnetic fuel injectors. The fuel unit injector testing and repair process is carried out. The tests were conducted in a specialist laboratory where fuel injectors, fuel unit injectors and fuel injection pumps are being regenerated. The setting of the opening pressure of fuel unit injector is a very important stage because it affects the volume of injection doses. The opening pressure of fuel unit injector should amount to 28 MPa. F
Źródło:
Journal of KONES; 2017, 24, 2; 167-175
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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