Sprayed fuel

From Triple Performance
Viticulture Viticulture

The principle of this method is to warm the air. This allows a thermal gain of 5°C or more. The cost of this method ranges between €11,000 and €15,000/ha (for 200 to 500 heaters/ha).[1]

Advantages Disadvantages
  • efficiency (up to -9 °C with dry weather and -7 °C with humid weather)
  • automation (electronic ignition)
  • fine adjustment of heating power
  • night watch required
  • annual maintenance (nozzles)
  • risk of soil and air pollution
  • regulations for fuel storage
  • handling (installation and removal of equipment)

Sources

  1. Means of frost protection, published by the BIVB