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Maintenance Requirements for Diesel Generator Bearings

The rotors of diesel generators generally use rolling bearings, which are lubricated with grease. Usually, the universal diesel generator uses ZGN-3 calcium-based grease, and the moist heat type diesel generator uses ZL-3 lithium-based bearing grease. Under normal circumstances, when the diesel generator runs continuously for about 1500h, the grease should be replaced to ensure the normal operation of the   diesel generator . The working quality of the bearing directly affects the operation reliability of the diesel generator, so we should pay attention to maintenance. The intact bearing is measured with a thickness gauge under field conditions. The matching clearance between the inner and outer circles of the bearing and the ball (column) is appropriate, and no shaking can be detected. The appearance of each part is good: no damage, no corrosion, no cracks, good roundness and surface roughness of the rolling contact surface, when holding the inner ring to dial the outer ring, the ...

Coolant Temperatures of Diesel Generator Set

Today Starlight Power manufacturer talks about coolant temperatures of diesel generator set. Summer temperatures are high and temperatures are more unusual this summer. Some high temperatures reach 44.5°. The coolant of the diesel generator rises rapidly during such high temperature seasons. Diesel engines are prone to cylinder accidents at 100 ° water temperature and high temperature, so diesel generators should stop working or reduce the load when the coolant exceeds 95 °. The water temperature of the diesel generator set is preferably around 80°, and the maximum temperature cannot exceed 95°! Remember not to let the temperature be too high or too low, it will cause damage to the generator set.   1. Improper use of coolant or insufficient water. The diesel engine used in construction machinery generally has a higher working temperature. The antifreeze can ensure its high boiling point and reduce the scale generated by the cooling system. If the cooling system is not removed, or ...

The Reasons for High Water Temperature in Diesel Generators

The high water temperature of diesel generator set is mainly caused by the following reasons: 1. The diesel generator unit uses hard water for a long time. When the generator unit is used, the water tank will generate temperature, so a large amount of scale will be formed in the water tank and water channels, resulting in poor heat dissipation. 2. There are too many impurities in the water channel between the generator body and the cylinder head, which makes the water circulation not smooth and causes poor heat dissipation. 3. The generator set burns engine oil seriously, resulting in excessive carbon deposition and poor heat dissipation. 4. Improper operation and use of diesel generator. When starting the diesel generator, it is necessary to preheat it for a period of time with the medium and small throttle. Do not suddenly increase the throttle and load, otherwise the diesel generator will work rough and the temperature will increase sharply. O...

Cummins NEWAGE Alternator Series for Diesel Generators

On March 3, 2020, Cummins Generator Technology Co., Ltd. took part in the Middle East Electric Power Exhibition (MEE) in Dubai. The new brand NEWAGE alternator series of Cummins Generator Technology Co., Ltd. was released at the exhibition. Many customers and visitors came to the exhibition site to witness this important moment. At the same time, Stamford S7 high-voltage alternator was also shown at the exhibition. The launch of the full new NEWAGE brand is the latest addition to the  Stamford alternator  and AVK alternator brand portfolio. The NEWAGE brand alternator is built based on the diversified demands of the market, with the power reaching 300kVA, adopting the same quality standard as the Stamford and AVK brand, and sharing the global support team and existing service websites. The NEWAGE brand generator system is equipped with digital AVR as standard, which maximizes power density and saves space for standby and continuous operation through compact an...

Water-cooled Open Type Diesel Generator Set Shanghai 150kw

We are Jiangsu Starlight Electricity Equipments Co.,Ltd., a manufacturer of diesel generator set in China since 1974. We are authorized as the OEM supplier of Shangchai diesel engine of generator set. Today we share 150kw Shangchai diesel generator set technical specifications. 1.   150kw Shangchai diesel generator set technical specifications Prime power/capacity: 150kw/187.5kva Standby power/capacity: 165kw/206kva Speed/frequency: 1500rpm/50Hz Voltage: 230/400V Start up time: 5~6s Noise level: open type: 100dBA at 7 meters, soundproof type: 75dBA at 7 meters. Voltage Regulation: ≥±5% Sudden Voltage Warp (100% Sudden Reduce):≤+25% Sudden Voltage Warp (Sudden Increase):≤-20% Voltage Stable Time (100% Sudden Reduce): ≤6s Voltage Stable Time (Sudden Increase):≤6s Frequency Recovery Time(100%Sudden Reduce):≤6s Frequency Regulation:≤5% Voltage Stable Time (100% Sudden Reduce):≤5s 2.   Shangchai diesel engine SC7H250D2 for 150kw generator set ...