CASE STUDY
HYBRID AIR BLAST FREEZER
ADVANTAGES
- The coldest air is delivered to more product simultaneously giving up to a 50% reduction in pallet blast freezing times
- Efficient and effective defrost system
- More than 4 times the heat available for tempering than previous systems
- Advanced software provides self-diagnostics and improved “up time”
- Variable speed driven compressor improves energy efficiency and system performance
- EC fan motors improves energy efficiency and allow more intelligent control strategies
- More easily maintained
- Uses R449A low GWP A1 refrigerant
OVERVIEW
Bluecube Portable Cold Stores Limited looked to Ultra Refrigeration Limited to come up with a design for their range of portable pallet blast freezers in 2019. They wanted a solution that was affordable, energy efficient and easier to maintain.
At Ultra we took their brief and decided that we would give them a product that would be market leading.
The investment in R&D for this product is the highest we have ever committed to.
The product redesign incorporated the following
- Evaporator design
- Condenser design
- Compressor speed control
- Evaporator fan speed control
- Condenser fan speed control
- Electronic stepper expansion valves
- Oil cooler design and control
- Defrost system
- Tempering system
- Air flow distribution
- Control strategy
- Intelligent programmes
