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The automatic diesel generator set is a power generation system that runs on diesel fuel. The quality of the diesel used plays a crucial role in determining both the efficiency and reliability of the generator. High-quality diesel ensures better combustion, leading to optimal performance and fewer engine issues. On the other hand, using low-quality or contaminated diesel can lead to serious problems, including reduced power output, frequent breakdowns, and even permanent damage to the unit.
To help users understand the risks, we’ll take a closer look at how poor-quality diesel affects the performance of fully automatic generator sets. Here are some key issues:
1. **High Sulfur Content**
Diesel with high sulfur levels can degrade the lubricating oil, reducing its effectiveness and leading to inadequate lubrication of the engine components. This can cause increased wear and tear over time.
2. **Low Calorific Value**
If the fuel doesn’t meet the required energy content, the engine will burn more fuel to produce the same amount of power. This results in higher fuel consumption and lower overall output from the generator set.
3. **High Carbon Deposits**
Excessive carbon buildup from poor combustion can interfere with the engine’s operation, increase combustion chamber temperatures, and lead to premature wear of piston rings and cylinder liners.
4. **Moisture Content**
Water in the diesel can damage the precision parts of fuel pumps and injectors, causing malfunctions and reducing the lifespan of these critical components.
5. **Impurities and Contaminants**
Particulates and other impurities in the fuel can clog injectors, cause nozzle wear, and lead to inefficient fuel delivery, which negatively impacts engine performance.
6. **Clogged Diesel Filters**
Poor-quality fuel can quickly clog the fuel filters, reducing the generator’s power output and shortening the interval between filter replacements.
When selecting diesel for your generator, it’s important to check its quality. Qualified diesel should be clear and light yellow in color. If the fuel appears cloudy, dark, or has an unusual odor, it may be contaminated and should not be used. The density of diesel is typically around 0.85 g/cm³. A higher density may indicate water contamination, which can cause incomplete combustion, black smoke, and excessive soot buildup. A lower density, on the other hand, can lead to knocking, increased mechanical stress, and a higher risk of fire.
As a reputable diesel generator set manufacturer, Camerle advises users to purchase diesel from trusted and regular gas stations. Avoid buying low-cost or unverified diesel fuels, as they can cause unnecessary failures and reduce the service life of your generator. Always prioritize quality to ensure reliable and efficient power supply when you need it most.
August 16, 2025