Katerina Swanson
Diesel fuel is widely used in commercial transportation, farming, and military applications. It is also used in emergency generators that provide electricity during power outages. Due to its importance, it is essential to store diesel fuel properly to ensure its longevity and prevent safety hazards. Improper storage can lead to fuel degradation, contamination, and even ignition risks. To maintain fuel quality and engine performance, it is crucial to choose suitable storage tanks, maintain optimal temperatures, use additives, and regularly inspect the fuel and storage system. Additionally, access to storage areas should be limited to authorised personnel, and tanks should be kept away from residences and ignition sources.
| Characteristics | Values |
|---|---|
| Containers | Well-constructed, dry, and approved containers should be used. |
| Cabinets | Safety cabinets should be used, with no more than 3 per facility. |
| Temperature | Store between 32°F and 95°F to prevent accelerated degradation. |
| Location | Store in a covered, sheltered, or underground area to protect from extreme weather. |
| Proximity to Residences | Store in an isolated area away from residences. |
| Proximity to Water | Prevent water from pooling on top of the tank. |
| Proximity to Electrical Outlets | Nearby electrical outlets should be rated for explosions. |
| Proximity to Ignition Sources | Keep away from ignition sources. |
| Proximity to Smoking | No smoking within 50-100 feet of the storage area. |
| Proximity to Metals | Keep away from zinc and copper to avoid chemical reactions. |
| Additives | Use additives like biocides and Biobor Fuel Additives to preserve fuel and prevent microbial contamination. |
| Maintenance | Regularly inspect and monitor the fuel and storage system. |
| Timeframe | Use fuel within 6-12 months to prevent oxidation and contamination. |
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What You'll Learn
Containers and cabinets
Eagle, an industry leader in flammable liquid storage, offers metal safety cans and flammable liquid safety cabinets. Their safety cabinets are constructed with 18-gauge thick, welded steel to protect flammable liquids from ignition sources. They also feature self-latching doors to secure contents and provide maximum protection in fires.
For construction or transportation needs, DOT safety cans with roll bars are recommended to ensure safe closure and spout protection. Type II safety cans are also ideal for storing diesel fuel, featuring two openings: one for filling and the other for dispensing, allowing for a safer and more controlled pour.
When selecting a container or cabinet, it is essential to consider the amount of diesel fuel you need to store and the location of storage. Containers and cabinets should be placed in isolated areas away from residences and children and pets. Above-ground containers can be installed in buildings or under lean-tos to prevent water damage and evaporation from radiant heat.
Additionally, it is crucial to choose containers or cabinets that can protect the diesel fuel from outside elements, such as extreme temperatures, direct sunlight, and water. Keeping diesel fuel dry and within the recommended temperature range of above 32° Fahrenheit and below 95° Fahrenheit will prolong its shelf life.
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Monitoring and maintenance
As diesel fuel is a flammable liquid, it is imperative to store and handle it with utmost care and attention. To safeguard your personnel and facilities, it is crucial to follow certain guidelines and best practices for monitoring and maintaining your diesel fuel storage system.
Firstly, establish a comprehensive monitoring and maintenance plan that incorporates various tips and considerations. This plan should include regular inspections of both the fuel and the storage system to identify any issues or changes in fuel quality. By being proactive and addressing problems early on, you can reduce maintenance costs and fuel waste, ensuring the longevity of your diesel fuel.
Secondly, understand the impact of temperature on diesel fuel storage. Diesel fuel can be stored within a wide range of temperatures, but extreme temperatures should be avoided. Storing diesel at temperatures below 32° Fahrenheit or above 95° Fahrenheit will accelerate degradation. Consider insulated storage options, such as covered areas, underground storage, or temperature-controlled environments, to mitigate temperature-related issues.
Thirdly, choose the right storage tank or container. Invest in a well-constructed tank or container that is specifically designed for fuel storage. Ensure the tank is made from suitable materials that won't react with the diesel fuel, as contact with metals like zinc and copper can cause unwanted chemical reactions. The size of the tank will depend on your fuel storage needs, and it should have features like self-latching doors for maximum protection.
Additionally, maintain the fuel quality by preventing contamination and degradation. Use biocides or biocide additives to prevent the growth of bacteria and fungus, which thrive at the water-diesel interface. Prevent or eliminate biofilm, a sludge-like mass that can form at the diesel-water interface and reduce the effectiveness of biocides. Keep water away from the tank, as it can cause rust and encourage bacterial growth.
Finally, follow safety protocols and adhere to regulations. Limit access to the fuel storage area to authorised personnel only. Keep the storage area isolated and away from residences, and enforce strict no-smoking policies within a designated distance of the storage area. Ensure that any electrical outlets in the vicinity are rated for explosions, and store diesel fuel in approved containers and cabinets to comply with safety regulations.
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Location and temperature
Diesel fuel can be stored at a wide range of temperatures, but extreme temperatures should be avoided. Storing diesel at temperatures below 32° Fahrenheit or above 95° Fahrenheit will cause the fuel to degrade at a faster rate. The temperature at which the fuel is kept will impact how long it can be stored. Covered storage areas, underground storage, and insulation can protect diesel fuel from temperature-related issues.
To prevent temperature-related degradation, diesel fuel should be stored away from direct sunlight. The more heat, the less stable the fuel becomes. This is due to oxidation, a chemical reaction that occurs when diesel fuel is introduced to oxygen. Oxidation reacts with compounds in the diesel to create high acid values and to develop unwanted gum, sludge, and sediment. The higher acid value works to corrode the tank while the gum and sediment clog filters.
Underground storage tanks can help to prevent water from harming the tank and prevent radiant heat from evaporating the diesel. It is important to keep water from pooling on top of the tank, as pooled water can cause rust in metal containers and encourage insect and bacterial growth on all containers. Water accumulation due to condensation can drip on top of the diesel fuel, providing a breeding ground for bacteria, which can cause premature breakdown of the diesel fuel.
To prevent water-related issues, fuel tanks should be kept full during long-term storage, as this helps to reduce condensation. Fuel that is kept dry will degrade more slowly. Biocide additives can also be used to prevent the growth of bacteria and fungus that can thrive in the water-diesel interface. Once present, microbes multiply quickly and are difficult to eliminate.
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Additives and oxidation
Diesel fuel is susceptible to contamination and degradation, which can cause issues for engines. This is where fuel additives come in. Fuel additives are used to prevent degradation, stop oxidation, and preserve fuel stability.
Oxidation is a chemical reaction that occurs when diesel fuel is introduced to oxygen. This reaction creates high acid values and unwanted gum, sludge, and sediment. The higher acid value can corrode the tank, and the gum and sediment can clog filters. Oxidation can also lead to the formation of varnishes, which can hinder the performance of your engine.
Antioxidants are used in diesel fuels to prevent high-temperature, gum-forming reactions. These hindered phenols are a type of stabilizer that prevents sediment formation at ambient temperatures by interfering with acid-base reactions. Stabilizers are amines or other basic compounds containing nitrogen. Metal deactivators are sometimes used with stabilizers to prevent oxidation reactions from being catalyzed by heavy metal ions, especially copper, which may be present in trace amounts in the fuel. Corrosion inhibitors are also used to prevent rusting, as it is almost impossible to avoid the presence of water in diesel fuel systems.
Fuel stabilizers are a type of additive that can protect diesel fuel from degradation during storage. They work by neutralizing and inhibiting the chemical reactions that lead to fuel degradation. By removing moisture from the fuel and controlling oxidation, stabilizers can extend the lifespan of stored fuel. Stabilizers are particularly useful for seasonal storage or equipment that is not used regularly.
Other additives include cetane (ignition) improvers, which enhance fuel combustion quality and reduce the delay between injection and ignition. Cold flow improvers are essential for winter operation, as they prevent fuel gelling and ensure reliable performance in cold weather.
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Safety and security
Diesel fuel is a highly functional resource, used in everything from commercial transportation to emergency generators. However, it is also a flammable liquid and must be handled and stored with care to safeguard personnel and facilities.
Firstly, it is important to choose the right storage tank or container. A well-constructed tank is essential to protect the fuel from damage and contamination. The size of the tank will depend on how much fuel you need to store. For construction or transportation needs, DOT safety cans with roll bars are a good option to ensure safe closure and spout protection. For long-term storage, conventional diesel fuel is the best option.
Secondly, the location of the storage tank is key. Diesel fuel should be stored within a temperature range of 32°F to 95°F, as extreme temperatures will cause the fuel to degrade more quickly. Covered storage areas, or underground storage, can help insulate the fuel from temperature-related issues. The storage area should be isolated and away from residences, with no smoking allowed within 50 to 100 feet. It is also important to keep water from pooling on top of the tank, as this can cause rust and encourage bacterial growth.
Thirdly, regular monitoring and maintenance of the fuel and storage system are crucial. Diesel fuel has a shelf life of around 6 to 12 months and can become contaminated and start to degrade within 28 days. To prolong its life, use biocides to prevent bacterial and fungal growth, and avoid biofilm, which can reduce the effectiveness of biocides. It is also important to keep fuel tanks full to reduce condensation and slow down degradation.
Finally, safety measures should be implemented to protect personnel and facilities. Diesel fuel should be stored in approved containers and cabinets, with no more than 60 gallons of the fuel kept in a single safety cabinet. Type II safety cans with two openings—one for filling and one for dispensing—provide a safer and more controlled pour.
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Frequently asked questions
Diesel fuel is a flammable liquid and is dangerous if not handled and stored properly. It can potentially ignite and threaten the safety of people and assets.
It's important to use a well-constructed tank or container that keeps the fuel dry and protects it from outside elements. The fuel should be stored in an isolated area, away from residences and ignition sources.
Diesel fuel can be stored at a wide range of temperatures but should be kept away from extreme temperatures. Storing it at less than 32° Fahrenheit or above 95° Fahrenheit will cause the fuel to degrade at an accelerated rate.
Use biocides or fuel additives to prevent the growth of bacteria and fungus. Regularly inspect your system and fuel during long-term storage, and fix any issues promptly. Keep water from pooling on top of the tank as it can cause rust and encourage bacterial growth.
Diesel fuel can be stored for 6 to 12 months, sometimes longer under the best conditions. However, within 28 days of storage, diesel fuel #2 begins to become contaminated and degrade.
