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Yamada Pumps for WVO Waste Oil Transfer Fill Dispense

Yamada Air-Powered Double Diaphragm (AODD) Pumps are highly efficient and reliable for transferring waste oil in various industrial and automotive applications. These pumps utilize compressed air to drive dual diaphragms, creating a consistent and powerful suction that effectively moves viscous and abrasive waste oils without the risk of overheating or mechanical failure. Their non-electrical operation makes them safe for handling flammable fluids, while their self-priming capability and ability to run dry without damage ensure minimal maintenance and downtime. Yamada AODD pumps also feature chemical-resistant components, allowing them to withstand the harsh contaminants often present in waste oil, ensuring long-lasting performance and efficiency in waste management operations.

Benefits of Yamada Waste Pumps:

  • Intrinsically safe operation
  • Pump will not burn out on dry run or deadhead applications
  • Excellent for shear sensitive fluids
  • Flow rates from 1 to 215 GPM
  • Solids handling capabilities
  • Small footprint & portability
  • Ability to run on natural gas or compressed air
  • CSA Certified & UL Listed models available
  • 2:1 High Pressure Pumps

 

Waste Pump Applications:

  • Sumps (on- or off-shore)
  • Antifreeze Filtration
  • Drum unloading
  • Batching
  • Compressors – oil & anti-freeze
  • Re-circulation of coolant
  • Hot Glycol Transfer
  • Heat treaters – flushing the system
  • Filter Press, Utility
  • Tanker/Railcar Unloading
  • Bulk Transfer
  • Day Tank Transfer
  • Service Rigs

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Challenges of Pumping Waste Oil: Yamada Pumps make it safe and efficient.

  • Viscosity Variations

    WVO can be thick, especially at lower temperatures, making it harder to pump.

  • Contaminants

    WVO often contains food particles, water, and other debris that can clog pumps.

  • Temperature Sensitivity

    It solidifies or gels at low temperatures, requiring pre-heating.

  • Corrosive Properties

    Free fatty acids and water in WVO can lead to pump corrosion over time.

  • Clogging & Buildup

    Residual solids and fats can cause blockages in pump components.

  • Pumping Efficiency

    Not all pumps can handle WVO’s varying consistency effectively.

Best Ways to Pump Oil Safely

Choose the Right Pump: Best Practices for Safe Pumping

Use the Right Pump Type:

  • Gear Pumps – Work well with thicker oils but may require pre-filtering.
  • Yamada Diaphragm Pumps – Handle high-viscosity fluids and small particulates.
  • Centrifugal Pumps – Best for heated WVO, as they struggle with thick oil.
  • Rotary Vane Pumps – Effective for moderate-viscosity oils but require maintenance.

Pre-Filter the Oil:

  • Use a screen or strainer to remove food particles and debris before it enters the pump.
  • For finer filtering, use 5- to 50-micron filters depending on the application.

Pre-Heat the Oil:

  • If the oil is too thick, gently warm it to 80-120°F (27-49°C) using inline heaters or heated tanks.
  • Avoid overheating as this can degrade the oil.

Use Proper Hoses and Seals:

  • Viton or Buna-N seals work best for handling WVO’s chemical properties.
  • Use heat-resistant hoses if pumping warm WVO.

Maintain the Pump Regularly:

  • Flush the pump with clean oil or a vegetable-oil-friendly solvent to prevent buildup.
  • Inspect seals and moving parts frequently for wear and tear.

Avoid Air Leaks:

  • Ensure all hose connections are tight to prevent air from entering the system, which can cause cavitation.

Use a Pump with Adjustable Flow Rate:

  • This helps accommodate varying viscosities and flow demands.

Using a Yamada diaphragm pump to pump waste oil offers several advantages, including:

  • Self-Priming Capability

    Yamada diaphragm pumps can self-prime, making them ideal for handling waste oil without requiring additional priming mechanisms.

  • Ability to Handle Viscous Fluids

    These pumps are designed to efficiently transfer high-viscosity fluids like waste oil, even with varying levels of contaminants.

  • Dry-Run Capability

    Yamada diaphragm pumps can run without liquid for short periods without damage, reducing the risk of pump failure when waste oil flow is intermittent.

  • Chemical and Corrosion Resistance

    Constructed with durable materials such as aluminum, stainless steel, or polypropylene, these pumps can resist the corrosive nature of waste oil and other harsh fluids.

  • No Electricity Required

    Operated by compressed air, Yamada diaphragm pumps are safe for use in hazardous environments where electrical sparks could pose a risk.

  • Solids Handling

    These pumps can handle small suspended solids and particulates commonly found in waste oil without clogging or damage.

  • Adjustable Flow and Pressure

    The flow rate and pressure can be easily adjusted by regulating the air supply, providing better control over waste oil transfer.

  • Leak-Free Operation

    With a sealless design, diaphragm pumps minimize the risk of leaks, making them more environmentally friendly.

  • Low Maintenance Requirements

    Fewer moving parts and a simple design lead to reduced wear and tear, lowering maintenance costs and downtime.

  • Explosion-Proof and Safe for Hazardous Environments

    Since they are air-driven, these pumps do not generate heat or sparks, making them suitable for hazardous locations.

Valve-and-Arrow-transp

Yamada diaphragm pumps feature a Patented Non-Lubricated Air Valve with a Non-centering Stall-free Spring, offering several key advantages:

1. Non-Lubricated Design

  • Reduces Maintenance: Eliminates the need for continuous lubrication, lowering maintenance time and costs.
  • Prevents Contamination: No risk of oil contamination in air exhaust or the fluid being pumped, making it ideal for sensitive applications like food, pharmaceuticals, and chemicals.
  • Enhanced Reliability: Ensures consistent performance without requiring frequent service for lubrication.

2. Stall-Free Operation

  • Non-Centering Spring Mechanism: Prevents the pump from stalling by keeping the air valve in motion, even in low-pressure or fluctuating conditions.
  • Continuous Flow: Unlike traditional diaphragm pumps that may stall if pressures are unbalanced, the Yamada system ensures smooth and uninterrupted operation.
  • Better Performance in Low Air Pressure Applications: Operates efficiently even in environments where air pressure is inconsistent.

3. Improved Efficiency

  • Reduced Air Consumption: The efficient air valve system optimizes air usage, lowering operational costs.
  • Lower Energy Costs: The pump runs more effectively with less compressed air demand, making it more energy-efficient.

4. Durability & Longevity

  • Less Wear & Tear: Without the need for lubrication, there are fewer chances of gum buildup or air valve sticking, resulting in a longer lifespan.
  • Reliable in Harsh Conditions: Works well in extreme environments, including those with moisture-laden air or dirty operating conditions.

5. Ease of Maintenance

  • Simplified Air Valve Design: Makes servicing and repairing the pump faster and more straightforward.
  • No External Lubricators Required: Reduces the number of components that need maintenance or replacement.

This patented system makes Yamada diaphragm pumps highly reliable and cost-effective, particularly in industries where downtime and maintenance costs are critical concerns.