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The environmental laws regarding the production of cars with less fuel consumption and the production of fuel with a better standard grade are also getting stricter every year. Likewise, car manufacturers are trying to play an important role in reducing air pollution by introducing cleaner models, in addition to implementing these strict rules. In the meantime, various mechanisms and technologies have been developed to reduce emissions, one of which is Exhaust Gas Recirculation System (EGR), which is briefly Read more…

From a long time until now, engineers and car manufacturers have been in a tight competition and by using various technologies of the world, they have sought to achieve as much comfort as possible for the passengers. This was a historical milestone in the car suspension system, which we discuss in detail in this article from Act Group. It is interesting to note that the mentioned technology did not remain in its original form and during the Read more…

Crankshaft is considered one of the most vital components in the internal combustion engines of cars and has an impact on the full performance of the engine. This part is involved in the process of creating the rotational movement of pistons and rods, and without its optimal performance, the engine is not expected to work well. In act group, we analyze the production methods of the car crankshaft and the factors affecting its performance. Considering that Read more…

Knock means knock (knock … knock) Knock sensor means knock sensor, as the name suggests, its job is to identify knocks to the car engine and announce them to the ECU. These blows are caused by the piston, connecting rod and moving parts due to incomplete fuel and bad ignition (early or late) to the car engine (incomplete explosion causes this process) and in the long run it will cause engine damage and wear. became. In Read more…

Quality is a qualitative factor and cannot be expressed with a number. Now it wants to be for any device. Regarding the car, they express its strength and safety, especially in an accident with a safety star. The number of stars is between 1 and 5 , and the higher the car’s safety star, the more resistant it will be in an accident. In this article from Act Group, we analyze the Quality and Safety Stars in Read more…

Maybe you have experienced hitting obstacles in the back of the car while driving. When driving old generation cars, due to low visibility during reverse gear, many problems arose for drivers, until with the advancement of technology in the automobile industry, rear obstacle warning sensors rushed to help drivers to prevent their vehicle from hitting obstacles. In this article from Act Group, we will teach you what the rear obstacle warning sensor is and how it works. Maybe Read more…

The obscure beginning of vans in Iran, the flourishing of the van market since the thirties, the beginning of the production of vans in Iran, small three-wheeled vans, the emergence of Xianvant, the hard-working American, the second Japanese van, the last American soldier, the modernized Japanese, escaping the decline of the seventies, Chinese vans, diesels have not come! From paykan to Arisun Pride, it never dies, checking the types of pickup trucks in the gasoline quota market Read more…

History of Zamyad Zamyad. (Persian: خودروسازی زامیاد, Xudrusazi-ye Zamyad) is an Iranian commercial vehicle manufacturing company. It was founded in 1963 as part of the RENA Industrial Group in Tehran. In 1963, the company began producing Volvo N-Model trucks. and in 1970 started production of Nissan Junior 2000 pickup. In 1998 saipa group took over the Zamyad company, who then undertook the production of the Z24, a license built version of the 1970-1980 Nissan Junior with a Read more…

History of Saipa Diesel Saipa Dizel Company was founded on July 28, 1342 by Asghar Khandachi under the name of Iran Kaveh, and by concluding an exclusive contract with Mack Trucks, it started its activity by assembling Mack trucks and manufacturing all kinds of trailers. The number of trucks produced by Irankaveh during the period of cooperation with Mack Trucks until 1357 reached 7,500 units. Following the confiscation of Kaveh Iran and stopping the production Read more…

Hall effect sensors have gained increasing popularity due to their advantages in terms of size, economic feasibility, low power consumption, dynamic range, and integration with standard technologies. Various applications in automobiles and electronics require accurate current measurement to estimate electricity. In this section of Act Group, you will be introduced to the Hall sensor in the car and find out how the Hall sensor is used to measure the speed of the vehicle. In this article, we review Read more…