Electrostatic Grounding Device for Gasoline Transfer Tanks
The electrostatic grounding device is a core safety component that prevents dangerous static electricity accumulation during gasoline transportation.
1. Preventing Explosions from Static Electricity
- Gasoline generates static electricity through friction with tank walls during transport (flow/shaking)
- Accumulated static can create sparks that ignite gasoline vapors (explosion limit: 1.3%-6%)
- Grounding device maintains safe potential (<30 volts) by directing charge to earth
2. Balancing Potential Differences
- Vehicles accumulate static from air friction and tire-ground contact
- Grounding creates equipotential between tank, vehicle, and piping
- Eliminates sparks from metal contact or human touch
Regulatory Compliance
Mandatory requirements under API standards (US) and GB/T 18564 (China):
- Regular testing (ground resistance <10Ω)
- Safety inspections for grounding effectiveness
- Penalties for non-compliance (fines, operational suspension)
3. Equipment and Personnel Protection
- Prevents damage to electronic components (sensors, controllers)
- Eliminates static shocks to operators
- Essential for operational safety during fueling/transfer
Safety Warning
Proper grounding is critical - failure can lead to:
- Catastrophic explosions from static discharge
- Equipment failure and operational downtime
- Regulatory violations and liability issues