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Function Analysis of PT Pump in Volvo Diesel Generator Set

Feb. 27, 2023

The function of pump can be seen everywhere in daily life. The main purpose of pump is to transfer liquid and increase pressure on liquid, and change mechanical energy into liquid energy to achieve the purpose of transferring liquid. Usually, water pump, oil pump, centrifugal pump, etc. all play such a role. Next, Starlight Power Generation Equipment will explain the role of PT pump in Volvo diesel generator set.


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PT pump is mainly composed of PT fuel pump and PT fuel injector. There are many models of PT pump, such as PT (G), VS, AFC, EFC, and so on. The PT pump in Volvo diesel generator set is a low-pressure fuel pump. The model is the most basic PT (G) type, which is mainly composed of 38 main parts such as gear pump, pulse reducer, bipolar governor, shock absorber, throttle valve, magnetic filter, fuel cut-off valve, etc.


PT pump is mainly used to output low pressure fuel with different pressure to PT injector according to the different working conditions of Volvo diesel generator set. It controls oil pressure, limits the maximum engine speed, stabilizes the minimum engine speed, and corrects torque when the machine is running.


In the PT fuel system, the fuel quantity adjustment and timing injection are all completed by the PT fuel injector and other components. The PT pump only regulates the fuel quantity. During installation, it is not necessary to adjust the fuel injection timing. The PT pump is a low-pressure fuel pump. The high-pressure fuel pipe is removed, which improves the fuel injection pressure and avoids the occurrence of high-pressure oil leakage and other faults of Volvo diesel generator set. The main characteristics of PT pump are simple operation, compact structure, low failure rate and stable operation. The use of PT fuel pump in Volvo diesel generator sets regulates the oil volume, which makes the oil volume distribution of each cylinder uniform and stable, thus greatly improving the stable performance of the diesel engine.


Since 1982, Starlight Generator has been a generator set manufacturer qualified by the "National Internal Combustion Engine Quality Supervision and Inspection Center". The product quality has passed the IS09001 quality system standard certification. And obtained the qualification certificate for self-operated import and export. Over the years, starlight units have been widely used in all walks of life, and have won the network access qualification of the Ministry of Information Industry, the network access qualification of the Ministry of Radio and Television, the network access qualification of CNPC, the network access qualification of China Mobile, and the manufacturing qualification of marine units. In 2016, Starlight was awarded the Certificate of Qualified Supplier of China Nuclear Power Group. Starlight Generator has been cooperating with Shangchai Power for many years. In 2009, it became the OEM partner of Shangchai Power in China. Starlight generator VOLVO unit ranks the top three in the Asia-Pacific sales volume, and is the core OEM partner of Sweden Volvo VOLVO in the Asia-Pacific region. If any question please feel free to visit our website https://www.dieselgeneratortech.com/ or send email to sales@dieselgeneratortech.com.

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