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EN
The article presents the results of emission tests and vehicle operation indicators fueled with diesel oil. The tests were carried out for a passenger vehicle equipped with a diesel engine meeting Euro 3 emissions standard, moving in urban traffic. The measurements were carried out using modern PEMS (Portable Emission Measurement System) enabling the emission of gaseous components from exhaust systems of the tested object. On the basis of the conducted tests, the load characteristics were determined using the torque values obtained along with the engine speeds. The measurement route included two cycles: urban driving and fast acceleration. The aim of the study was to assess the impact of modifications to the control maps on CO, CO2, PM and NOx exhaust gas emissions under real operating conditions.
PL
W pracy przeprowadzono porównanie parametrów trakcyjnych m. in. takich jak moc, przyspieszenie czy prędkość ciągnika siodłowego marki Scania serii R w oryginale i po przeprowadzonym chip tuningu. Wyniki porównań zestawiono w formie wykresów.
EN
In the work a comparison of traction parameters such as power, acceleration or speed of Scania R series truck in the original and after the chip tuning was performed. Comparison results are presented in graphs.
PL
W pracy przeprowadzono porównanie parametrów trakcyjnych m. in. takich jak moc, przyspieszenie czy prędkość samochodu marki Skoda Fabia 1.6 TDI 77kW w oryginale i po przeprowadzonym chip tuningu. Wyniki porównań zestawiono w formie wykresów.
EN
In the work a comparison of traction parameters such as power, acceleration or speed of Skoda Fabia 1.6 TDI 77kW car in the original and after the chip tuning was performed. Comparison results are presented in graphs.
PL
W artykule opisany został wpływ modułu zewnętrznego tzw. Box’a na skład spalin silnika Fiat 1.3 JTD MultiJet oraz ROVER 2.0 CDTi przy jednoczesnym pomiarze mocy i momentu obrotowego.
EN
The article described the influence of external module called Box on the engine exhaust Fiat 1.3 JTD MultiJet and ROVER 2.0 CDTi during measure power and torque.
PL
Dążenie do poprawy bezpieczeństwa, sprostanie zaostrzającym się normom odnośnie emisji związków toksycznych do atmosfery oraz zwiększenie efektywności funkcjonowania pojazdów samochodowych wymusza stosowanie coraz większej ilości układów sterowanych elektronicznie. Postępująca standaryzacja rozwiązań tego typu układów związana zarówno z ograniczaniem kosztów ich produkcji, a także koniecznością umożliwienia kontroli poprawności tych układów po za wyspecjalizowanymi serwisami stwarza szerokie możliwości ingerencji w ich działanie. Dostępne obecnie na rynku interfejsy sprzętowe jak i specjalistyczne oprogramowanie pozwala nie tylko na zmianę łatwą osiągów pojazdu, ale również maskowanie uszkodzeń poszczególnych układów, co może być przyczyną poważnych w skutkach zdarzeń drogowych. Warto zaznaczyć, iż bardzo często tego typu ingerencje są nie tylko niewidoczne dla potencjalnego nabywcy samochodu, ale również mogą być trudne do wykrycia nie tylko w trakcie badań kontrolnych na stacji diagnostycznej, ale również podczas wizyty w serwisie. W niniejszym artykule opisano najczęściej spotykane metody ingerencji w działanie układów sterowanych elektronicznie stosowanych w pojazdach samochodowych.
EN
The pursuit of safety improvement and the need to meet ever-stricter toxic compound air emission standards and increase the operational efficiency of automotive vehicles has led to the use of a growing number of electronically-controlled systems. The progressive standardization of solutions for such systems, related both to cutting their manufacturing costs and the need to verify the correctness of these systems outside specialized services, has created wide possibilities for interference with their operation. Hardware interfaces and specialist software currently available in the market allow not only easy vehicle performance change, but also masking damage to individual systems, which can be the cause of traffic incidents with serious consequences. It is worth noting that such interferences are very often not only invisible to a potential car buyer, but also can be difficult to detect not only in the course of diagnostic station inspections, but also during a service visit. This paper describes the most frequently encountered methods of interference with the operation of electronically controlled systems used in automotive vehicles.
EN
Environmental impact of the motor vehicle has been felt in every stage of the motor vehicle operation. In the initial phase of the operation, when the vehicle is new, the amount of pollutants getting into the environment is less than at the end of its life, before the scrapping. This is connected with wearing the engine during its operation. However, the need for better performance through the chiptuning or the Box type devices are quite common nowadays, but the impact on the environment may not exceed the permitted emission limits. The article describes the external, so-called Box, module and its impact on the change of the injector opening time, and also on the change of the ROVER 2.0 CDTi engine power and torque. The simplicity of this device lies in the fact that such a modification can be made by everyone who follows the installation instructions. It is not necessary to conduct the program reading, like in the case of a program exchange in the EEPROM or programming via the diagnostic connector EOBD. The external module (box) is connected between the ECU and the Common Rail injectors. Thus, the control program does not change, but the injector opening time is adequately increased.
EN
With the emergence of vehicles equipped with fuel injection systems with EDC electronic control system (Electronic Diesel Control) on the market, there appeared opportunity to make changes within the factory program of engine control management. This enables precise and differentiated shaping of the course of combustion. With the gradual development of the EDC different methods of intervention in the engine control program appeared, including exchange of the program in the EEPROM, connecting the external modules, so called Boxes, and programming via the EOBD diagnostic connector (European On Board Diagnosis). The article presents the external module, so-called Box and its impact on the variation in pressure in the Common Rail high pressure cell, and also on the power change and torque of the Fiat 1.3 JTD MultiJet engine. It is both the simplest and least effective method of increasing vehicle performance. Its simplicity lies in the fact that such a modification may be made by anyone who follows the installation instructions. There is no need to carry out program reading like in the event of program exchange in the EEPROM or programming by the EOBD diagnostic connector. The external module (box) is connected between the EDC and the fuel pressure sensor in the Common Rail cell. Thus, the control program does not change, but it is "cheated" by the module forcing from the EDC other values of signals controlling the actuators.
EN
The aim is to present possible ways of interference in the factory engine control program and the impact of what you want changes made changes on engine performance. This objective has been completed on the basis of the programme steering engine Fiat 1.3 MultiJet engine compartment is fitted on the chassis in the Faculty at Motor Vehicles Exploitation. Methods of reading logic. The activity and the construction of an electronic control circuit. Discusses the operation and construction of an electronic control. Shows the selected map control for driver, sample modifications and their impact on power, torque and the composition of the gases. The main assumption during modification of the factory driver software controlling Fiat 1.3 JTD engine was to increase torque within the low range of rotational speeds. The range of modifications had the task of evaluating the software methodology, changes in driver parameters and they effect on engine performance only. The obtained results are evidence of the correctness of modifications carried out within injection dose and supercharging pressure. Hexadecimal notation values and decimal notation values corresponding to them, modified bitmap for pilot injection dose, original bitmap values for pilot injection dose time, modified bitmap values for injection dose time, modified bitmap for main injection dose, original bitmap for supercharging pressure, original bitmap for supercharging pressure delimiter, comparison of external characteristic curve are presented in the paper.
PL
Wg zwolenników chiptuningu modernizacja ECU prowadzi do zwiększenia mocy i momentu obrotowego silnika. W artykule ukazano pomiary serii zmodyfikowanych pojazdów w hamowni podwoziowej oraz wykonano analizę numeryczną w celu porównania parametrów termiczno-wytrzymałościowych korpusów silników, przed i po zastosowaniu chiptuningu.
EN
A series of measurements made to modified vehicles tested on the chassis test bed are described together with the results of numerical analysis of the strength and heat resistance properties of engine blocks before and after chiptuning treatment applied.
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