Learn to Manage Chilling Through to Freezing of Horticultural and Agricultural Products
Build a solid foundation in the principles of engineering you need to understand and manage refrigeration equipment. A vital course for learning the post harvest horticulture and agriculture skills needed to manage fruit, vegetables, flowers, meat and other farm produce.
Course Duration: 100 hours
Course Structure
This course involves eight lessons.
- Nature & Scope of Refrigeration
- Introduction
- Nature of refrigeration
- Why refrigerate?
- Brief History of refrigeration
- Scope of refrigeration
- What things are refrigerated and what should not be?
- Refrigeration Methods
- Different types of refrigerators
- The Refrigeration Process
- The Refrigeration Process
- Underlying Principles
- Definition of Work
- The Second Law of Thermodynamics
- The Gas Laws
- The refrigeration cycle
- The Vapour Compression System
- Refrigeration components in vapour compression systems
- Compressor
- Condenser
- Liquid Receiver
- Expansion Valve
- Evaporator
- Interconnecting pipework
- Suction Line
- Discharge Line
- Liquid Drain Line
- Liquid Line
- Refrigerant composition
- The domestic refrigerator
- Heat Load Calculations
- Heat gain calculations
- Fabric Heat Gains
- Product Heat Gains
- Air Change Heat Gains
- Occupancy Heat Gains
- Lighting Heat Gains
- Mechanical/Electrical Heat Gains
- The Refrigeration Cycle: Refrigerants & Components
- Refrigerant Selection
- ASHRAE Standards
- Boiling Point/Evaporating Point
- Freezing Point
- Toxicity and Flammability
- Acute Toxicity Exposure Limit (ATEL)
- Practical Limit (PL)
- Global Warming Potential
- Pressure enthalpy chart
- Component selections
- Evaporator Selection
- Compressor Selection
- Condenser Selection
- Expansion Valve Selection
- Applied Refrigeration: Farm Produce
- Fruit
- General Requirements
- Pre-treatment
- Specific Examples
- Vegetables
- General Requirements
- Pre-treatment
- Specific Examples: Precooling
- Specific Examples: Storage Life
- Nuts AND Seeds
- General Requirements
- Specific Examples
- Meat
- General Requirements
- Specific Examples
- Fish
- General Requirements
- Specific Examples
- Dairy
- General Requirements
- Specific Examples
- Applied Refrigeration: Other Products
- Cut Flowers
- General Requirements
- Duration
- Shelf Life
- Post-Harvest Treatments
- Conditioning for Market
- Packaging
- Specific Examples
- Seed Storage Behaviour
- Factors Affecting Storage of Seed
- Types of Seed Storage
- Cold and Cool Rooms in Seed Banks
- Chemicals
- Plant Growth Regulators
- Storing Plant Growth Regulators
- Auxins
- Cytokinins
- Gibberellins
- Agricultural Chemicals
- Freezing Goods
- Why Freeze Food?
- Problems of Freezing
- Other Frozen Agricultural Products
- Commercial Freezing Methods
- Methods
- Commercial Freezing Equipment
- Domestic Freezing
- A few guidelines for freezing
- Power Failure
- Other General Considerations
- Freezing fruits
- Freezing vegetables
- Freezing meat and poultry
- Freezing meat, poultry and fish
- How to Soften Water
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WHY CHOOSE US?
Reputation: well-known and respected.
Industry focus: courses designed to suit industry needs and expectations.
Different focus: develop problem solving skills that make you stand out from others.
Hands-on: develop practical as well as theoretical skills.
Lots of help: dedicated and knowledgeable tutors.
Efficient: prompt responses to your questions.
A long track record: established in 1979 with a solid history.
Up to date: courses under constant review.
Resources: huge wealth of constantly developing intellectual property.
Value: courses compare very favourably on a cost per study hour basis.
Student amenities: online student room, bookshop, ebooks.
