FAO ANIMAL PRODUCTION AND HEALTH PAPER   92

Cover
Manual on meat cold store operation and management
Contents


by
Dr G. Cano-Muñoz

The designations employed and the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of the Food and Agriculture Organization of the United Nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.


M-25
ISBN 92-5-102788-9


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FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS
Rome, © FAO 1991


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Contents

COLD STORES

COLD PRESERVATION OF MEAT PRODUCTS

Chilling
Chilled storage
Incompatibilities
Complementary treatment
Freezing
Conditions of frozen storage
Practical storage life (PSL)
Thawing

PLANNING OF COLD STORAGE

General arrangements
Management
Air circulation and changes
Unloading cold rooms
Hygiene and disinfection
Handling methods and equipment
Design
Loading docks
Transport
Layout of slaughterhouse and cutting room

REFRIGERATION EQUIPMENT

Temperature
Relative humidity
Air circulation
Evaporator defrosting
Condensers
Evaporators
Compressors

REFRIGERATION CIRCUIT CONTROLS

High-pressure safety pressostat
Low-pressure safety pressostat
Oil-pressure control
Delivery thermostat
Water-regulating valve
Expansion valves
Solenoid valves
Thermostats
Testing safety devices
Automation
Refrigerant circuit

COSTS AND INVESTMENT

Storage and handling administration
Commercial aspects
Insurance
Safety precautions
Health of personnel

ANNEXES

Figures

Figure 1
Height of suspension and spacing for half carcasses on hooks

Figure 2
Height of suspension and spacing for quarters

Figure 3
Storage of carcasses on hooks

Figure 4
Stacking in racks

Figure 5
Store loading plan

Figure 6
Forklift truck moving carcasses

Figure 7
Conditions for condensation on the surface of cold produce

Figure 8
Types of pallet used for forklift truck handling and stacking

Figure 9
Rotating truck operation

Figure 10
Manoeuvrability of forklift trucks

Figure 11
Air curtain and flexible plastic doors preventing thermal exchange

Figure 12
Dock levelling system

Figure 13
Docking facilities

Figure 14
Meat processing plant flow sheet, including freezing, cutting, deboning, packaging and storage

Figure 15
Plant distribution for a general store

Tables

Table 1
Storage conditions for chilled animal products

Table 2
Practical storage life of meat and meat products

Table 3
Density of storage of hanging carcasses

Table 4
Density of storage of meat products