Biodiesel — What is it and how does it impact our cars?
There have been many conversations about biodiesel and biofuels in recent years in the automotive community. Many consumers are looking for ways to save money on fuel as the cost of petroleum has risen. This resulted in many consumers being interested in finding alternatives to traditional sources of fuel that provide better fuel economy, produce fewer pollutants, or both.
Let us understand how these types of products work is necessary to make a proper assessment of whether or not they are superior to petroleum, or even worth using.
This blog will provide an overview of biodiesel, the process of blending Isobutanol with gasoline, and how each of these fuels can affect your vehicle.
What Is Biodiesel?
Biodiesel is derived from renewable sources such as animal fat, vegetable oils, and recycled cooking oils. As other types of diesel, it must undergo processing to become suitable for blending with standard diesel.
Blends of biodiesel and standard diesel are typically found at fuel pumps worldwide in two concentrations, typically 5% biodiesel (B5) and 10% biodiesel (B10), both categorized as low-level biodiesel blends for cleaner fuels.
Biodiesel may appear to be a great renewable option, but the reality of biodiesel's use in actual cars is not as rosy.
Performance Issues with Biodiesel
Biodiesel acts as a solvent in fuel systems, breaking down accumulated deposits in fuel tanks and lines over time. While this process may seem helpful on the surface, cleaning deposits from the system can result in clogged filters and other types of fuel system hair-raising headaches. Many motorists find themselves more frequently seeking service for their vehicles than they otherwise would have had they not used biodiesel.
In addition to cleaning deposits, biodiesel has less energy than conventional diesels, resulting in lower fuel energy content. As such, when driving on biodiesel blend, you may notice a slight drop off in both power and fuel economy.
The decrease in overall performance may only be a minor amount over time; however, continuously needing to fill up the tank more often will create a larger operating cost. In fact cold climate conditions create difficult starting situations for vehicles, particularly older diesel vehicles.
Finally, it is essential to note that biodiesel can damage certain rubber and plastic engine component materials on older diesel engines, resulting in an increased cost of maintaining your vehicle due to replacement of worn out seals, gaskets, etc.
Isobutanol Blending — India’s New Focus
The introduction of biodiesel has presented some difficulties; therefore, isobutanol (another biofuel) is now at the forefront of many discussions. The Indian government is looking into ways in which it can use isobutanol in a mixture with diesel to help reduce greenhouse gases to achieve energy independence.
Initial studies and experiments will be conducted soon to confirm that isobutanol is a viable option for blending with diesel fuels. Various studies suggest using 10% isobutanol blended with diesel fuels.
However, before deciding if isobutanol will be a better alternative to diesel fuels for use in diesel engines, it is essential to evaluate the characteristics of isobutanol when utilized within diesel engines.
What Is Isobutanol?
The manufacture of isobutanol from biomass results in an alcohol-based fuel that is somewhat similar to ethanol, but has a slightly greater energy density than ethanol fuel. Additionally, because it can be combined or blended with diesel fuel, it allows for the partial replacement of traditional diesel fuel.
However, when alcohol is combined with diesel, this results in differences in burn characteristics between the two products and consequently has an adverse effect on how each product performs in an engine.
Negative Impacts of Isobutanol Blends
Lower Energy Content and Reduced Mileage
An issue with isobutanol-blended fuels is their lower energy density compared to conventional diesel. This translates into lower energy delivered to the engine for each litre of fuel consumed, resulting in increased fuel consumption. In order to travel the same distance, you may have to fill your tanks more frequently than before.
Additionally, studies have demonstrated that diesel engines operating on isobutanol blends will generally consume greater quantities of fuel to produce the same power as those operating on conventional diesel.
The reduction in fuel efficiency is particularly important for anyone who drives a long-distance or for commercial purposes, where fuel price per mile is a significant factor.
Combustion and Engine Stress
Research suggests that mixing isobutanol into diesel fuel changes the way a diesel engine operates. When isobutanol is mixed into diesel fuel, the fuel's ignition properties are altered. Longer ignition delays and higher maximum pressures in the cylinder chamber are possible.
The changes created by mixing isobutanol into diesel fuel do not conform to the expected design characteristics of a typical diesel engine and may result in an increase in vibrations and stress to the engine parts.
Higher Fuel Consumption and Costs
Studies say diesel engines using isobutanol blends will burn more fuel at higher rates than HD diesel. This means it takes more fuel for a diesel engine to produce the same horsepower as standard diesel.
As a result of this, drivers will pay more at the pump because the higher rate of fuel used per km translates directly into increased cost. So the drivers of these vehicles are trying to avoid that increase in price.
Compatibility and Fuel System Issues
Isobutanol's susceptibility to absorbing moisture and being impacted by its storage environment. As an alcohol fuel, isobutanol can absorb large amounts of moisture, leading to fuel degradation or phase separation during transport and storage.
As a result, isobutanol fuel delivery systems need to be redesigned or modified to support the use of isobutanol blends. Current stations and tanks set up for conventional diesel do not have the capability to overcome these issues and therefore leave a higher risk for poor fuel quality.
This uneven combustion can eventually cause long-term damage to the engine, resulting in premature failure of components.
Comparing Biodiesel and Isobutanol
Both biodiesel and isobutanol are marketed as substitutes for fossil diesel; however, their disadvantages are virtually identical.
Biodiesel may cause damage to the Fuel System, lower Filter Life, and increase Maintenance Costs.
Isobutanol Blends are known to reduce Fuel Economy, significantly alter combustion characteristics, and significantly increase the quantity of fuel being consumed.
To date, neither has demonstrated a record of achieving the same level of Efficiency, Reliability, or Long-Term Performance as Conventional Diesel when used on a day-to-day basis.
The Hidden Risks of Biofuel Blends
- Moisture Magnet: Biofuels like Isobutanol absorb water from the air, leading to rust in your fuel tank.
- Solvent Effect: Biodiesel can loosen old gunk in your tank, which then travels to and clogs your expensive fuel filters.
- Energy Gap: Biofuels have less "punch" than pure diesel, which is why your mileage drops.
- Rubber Damage: Older engine seals and gaskets can become brittle and leak when exposed to high bio-content.
- The Solution: Tripleshot stabilizes these blends, neutralizes moisture, and adds the lubricity that biofuels often lack.
What This Means for Indian Drivers
Diesel fuel is used for passenger cars, SUVs, trucks, buses, and tractors throughout India. Any modifications made to that fuel composition will affect an extensive number of vehicles in urban and rural settings.
It will be necessary for biodiesel or isobutanol fuel blends to have undergone extensive real-world testing prior to becoming mainstream. At present, there is insufficient real-world data regarding biodiesel or isobutanol blends to support claims that they are both safe and cost-effective for everyday use by consumers.
Protect Your Engine with the Right Fuel Assistance
Due to constantly changing fuel mixtures - including new biodiesel mixtures and trial biocombustible materials - today's engines are forced to deal with more complex difficulties than in the past.
Anytime there are alterations to a fuel's chemical makeup, that will have a direct impact on its combustion quality, its ability to remain stable over time, as well as how well that fuel will continue to provide for proper performance by components throughout the life of the engine.
This is where Tripleshot comes into play! When using Triple Shot's new generation of modern day fuel additives, they will help to create a more stable fuel, eliminate problems caused by excess moisture and maintain a much cleaner fuel system that will result in smoother combustion.
By improving fuel economy while at the same time providing additional protection for critical engine components, using Triple Shot gives drivers the opportunity to adapt to changing fuel mixture combinations without impacting engine performance or reliability. For Indian drivers who rely upon their vehicles to complete their daily commutes, it is a quick and easy way to provide an added level of protection with each tank full!
Final Words
Alternative fuel sources are frequently promoted as superior and environmentally friendly. However, the reality of the situation for automobile owners is entirely different when analyzing the effects of biodiesel and other blends of isobutanol.
Each of them has the potential to negatively impact automobile performance and fuel economy, and create problems with long-term reliability of the vehicle. The potential reduction in energy content and changes in combustion behaviour are of great concern because they result in increased fuel consumption, as well as may create additional issues with fuel systems.
Therefore, automobile owners should take time to learn about the science of these alternative fuel sources and beware of any risks associated with using them.