National Instructional Media Institute (NIMI)
Cold Storage, Ice-plant and Ice-candy plant : Sector Advanced Module on Refrigeration & Air Conditioning (For Centres of Excellence) - Chennai National Instructional Media Institute (NIMI) 2010,c2010 - 306
Contents :
Practical
-Identify the components ,controls and safety devices in cold storage plant
-Check the functions of controls and safety devices
-Operate and maintain cold storage plant
-Service cold storage plant
-Record all operating parameters of cold storage system
-isolate the compressor from the drive system
-Remove cold storage compressor from foundation
-Dismantle the cold storage compressor
-Check and rectify the problem in valve assembly
-Check the faults and rerectify in piston assembly
-Check the piston rings and butt clearance
-Check and service the bearings
-Identify tha parts of capacity controls
-Dismantle the capacity control
-Service and assemble the capacity control
-De-scale the water cooled condenser
-Check the water cooled condenser
-Check the water flow and different pressure in water cooled condenser
-Service oil separator
-Check and service water regulating valve
-Check the cooling tower system before servicing
-Service the cooling tower
-Check and service cooling tower fan motor
-Identify the parts of a centrifugal pump
-Dismantle the centrifugal pump
-Repair and re-assemble the pump
-Make G i water piping for a condenser water system
-Replace the faulty pipe line and arrest the leak
-Fabricate refrigerant piping using copper tubing
-Test and adjust thermostatic expansion valve
-Check and set low pressure cutout
-Check and set high pressure cutout
-Check and service solenoid valve
-Service forced air evaporator unit
-Check and service the water defrost system
-Check and service the electrical defrost
-Check and service the hot gas defrost system
-Service Brine Chiling Evaporator
-Arrest leaks at brine tank
-Rectify insulation faults
-Flush out nitrogen through liquid line in heat ex- changer
-Flush out nitrogen through suction line in heat ex-changer
-Assess the performance of liquid suction heat ex-changer
-Check the oil pressure safety switch
-Check water flow switch
-Test lub oil pressure switch
-Trace the electrical wiring of cold storage
-Trace the electrical wiring of cold storage
-Test the motor starter contacts
-Pump down the system
-Pressure test with dry nitrogen in the cold storage system
-Trace the leak and rectify the leak in the cold storage system
-Vacuumise the cold storage system
-Charge refrigerant in the cold storage system
-Operate the cold storage plant with safety
-Check the operation of electrical and mechanical component
-Check lubrication system of oil circulation
-Trouble shoot and repair ice plant for "compressor cut off " through HP cut out
-Trouble shoot and repair ice plant for the symptom "Poor cooling "
Trouble shoot and repair ice plant for the symptom "Frequently trips "
-Trouble shoot and repair for the symptom
"Frosting on thermostatic expansion valve "in Ice plant
-Replace the electrical component in ice candy plant
-Rectify insulation faults in ice candy plant
-Replace the defective agitative fan motor in ice candy plant
-Check specific gravity of brine solution and add chemical in ice candy plant
-Service ice candy plant
-Check gas leak in Ice candy plant
-Rectify the leak in the system
-Pressurise and test leak in the complete system
-Evacute the ice candy plant
-Charge the gas to ice candy plant's system
-Recover CFC refrigerant from ice candy plant
-Replace the suitable components for retrofitring
-Flush out ,pressurise and leak test the system
-Charge equired amount of 134a gas to the system
-Pump down rhe cold storage system
-Pressurise and leak test the system
-Vacuumise and topup refrigerant
-Pump down the ice plant system
-Replace the oil strainer and lub oil
-Test the thermostat of ice plant
-Service the water flow switch in ice plant
-Service the oil safety of ice plant
-Check the ice plant H/P cutout switch
-Check the ice plant L/P CUTOUT switch
-Check the essential jobs in routine maintenance of cold storage and ice plant
-Check the essential jobs in preventive maintenance (Cold storage )
-Check the essential jobs in operational maintenance in cold storage plant
-Check the safety measures while the plants is in operation
-Check the reading and maintain the loq book for cold storage plant
:: Theory ::
-Food preservation
-Spoilage of food
-Food transporatation
-Details of cold storage
-Product load calcution
-Performance of reciprocation compressor
-Volumetric efficiency
-Commercial reciprocation compressor
-Classification of commercial compressor
-Reciprocating compressor -parts and construction
-Compressor load and unloading mechanism
-Compressor lubrication
-Properties of lubricant
-Oil separator
-Condenser capacity
-Water Regulating Valves
-Cooling tower fan assembly
-Types of cooling Tower
-Cooling tower approach
-Circulating pumps in commercial refrigeration system
-Centrifugal pump service and maintenance
-Water line piping
-Chilled water tank and pipes
-Refrigerant control devices
-Safety devices -Controls
-Type of cooling Coils
-Defrosting in a cold storage
-Defrost system in cold storage
-Secondary refrigerants
-Water and brine chillers
-suction -Liquid heat ex changers
-Functions of suctions-liquid heat exchangers
-Applications of suction-liquid heat exchangers
-Electro-Mechanical -Controls for cold storage
-High pressure saferty cutout ,safety valve and oil pressure cutout
-Humidity control in cold storage
-Cold storage electrical wiring
-Method of pressure testing and leak detection
-Method of evacuation and gas charging
-Properties of R12 and NH3
-Cold storage plant operation
-Freezing and frozen storage
-Common troubles and remedies
-Ice plant -introduction and types
-Principle of ice plant
-Ice plant -Functions
-Different types of ice manufacturing and applications
-Ice candy plant service and maintenance
-Trouble shooting and repair of ice candy plant
-'Brine leak " in ice cream (candy) Storage Plant
-Controls of ice candy unit
-Agitator fan motor and electrical components in ice cream storage plant
-Secondary refrigerants used in ice candy plant
-Ice cream storage plant and refrigerant 134a
-Retrofitting in combination coolers
-Transferring refrigerants to shell and tube condenser
-Pumping down process
-Study of ice plant controls
-Ice plant wiring
-Preventive maintenance
-Components maintenance
-Electrical maintenance
-Central Air-Conditioning plants -Seasonal shut -down and maintenance
COE24
National Instructional Media Institute (NIMI)
Refrigeration & Air Conditioning : Centres of Excellence
Cold Storage & Ice Plant
621.58 / COL
Cold Storage, Ice-plant and Ice-candy plant : Sector Advanced Module on Refrigeration & Air Conditioning (For Centres of Excellence) - Chennai National Instructional Media Institute (NIMI) 2010,c2010 - 306
Contents :
Practical
-Identify the components ,controls and safety devices in cold storage plant
-Check the functions of controls and safety devices
-Operate and maintain cold storage plant
-Service cold storage plant
-Record all operating parameters of cold storage system
-isolate the compressor from the drive system
-Remove cold storage compressor from foundation
-Dismantle the cold storage compressor
-Check and rectify the problem in valve assembly
-Check the faults and rerectify in piston assembly
-Check the piston rings and butt clearance
-Check and service the bearings
-Identify tha parts of capacity controls
-Dismantle the capacity control
-Service and assemble the capacity control
-De-scale the water cooled condenser
-Check the water cooled condenser
-Check the water flow and different pressure in water cooled condenser
-Service oil separator
-Check and service water regulating valve
-Check the cooling tower system before servicing
-Service the cooling tower
-Check and service cooling tower fan motor
-Identify the parts of a centrifugal pump
-Dismantle the centrifugal pump
-Repair and re-assemble the pump
-Make G i water piping for a condenser water system
-Replace the faulty pipe line and arrest the leak
-Fabricate refrigerant piping using copper tubing
-Test and adjust thermostatic expansion valve
-Check and set low pressure cutout
-Check and set high pressure cutout
-Check and service solenoid valve
-Service forced air evaporator unit
-Check and service the water defrost system
-Check and service the electrical defrost
-Check and service the hot gas defrost system
-Service Brine Chiling Evaporator
-Arrest leaks at brine tank
-Rectify insulation faults
-Flush out nitrogen through liquid line in heat ex- changer
-Flush out nitrogen through suction line in heat ex-changer
-Assess the performance of liquid suction heat ex-changer
-Check the oil pressure safety switch
-Check water flow switch
-Test lub oil pressure switch
-Trace the electrical wiring of cold storage
-Trace the electrical wiring of cold storage
-Test the motor starter contacts
-Pump down the system
-Pressure test with dry nitrogen in the cold storage system
-Trace the leak and rectify the leak in the cold storage system
-Vacuumise the cold storage system
-Charge refrigerant in the cold storage system
-Operate the cold storage plant with safety
-Check the operation of electrical and mechanical component
-Check lubrication system of oil circulation
-Trouble shoot and repair ice plant for "compressor cut off " through HP cut out
-Trouble shoot and repair ice plant for the symptom "Poor cooling "
Trouble shoot and repair ice plant for the symptom "Frequently trips "
-Trouble shoot and repair for the symptom
"Frosting on thermostatic expansion valve "in Ice plant
-Replace the electrical component in ice candy plant
-Rectify insulation faults in ice candy plant
-Replace the defective agitative fan motor in ice candy plant
-Check specific gravity of brine solution and add chemical in ice candy plant
-Service ice candy plant
-Check gas leak in Ice candy plant
-Rectify the leak in the system
-Pressurise and test leak in the complete system
-Evacute the ice candy plant
-Charge the gas to ice candy plant's system
-Recover CFC refrigerant from ice candy plant
-Replace the suitable components for retrofitring
-Flush out ,pressurise and leak test the system
-Charge equired amount of 134a gas to the system
-Pump down rhe cold storage system
-Pressurise and leak test the system
-Vacuumise and topup refrigerant
-Pump down the ice plant system
-Replace the oil strainer and lub oil
-Test the thermostat of ice plant
-Service the water flow switch in ice plant
-Service the oil safety of ice plant
-Check the ice plant H/P cutout switch
-Check the ice plant L/P CUTOUT switch
-Check the essential jobs in routine maintenance of cold storage and ice plant
-Check the essential jobs in preventive maintenance (Cold storage )
-Check the essential jobs in operational maintenance in cold storage plant
-Check the safety measures while the plants is in operation
-Check the reading and maintain the loq book for cold storage plant
:: Theory ::
-Food preservation
-Spoilage of food
-Food transporatation
-Details of cold storage
-Product load calcution
-Performance of reciprocation compressor
-Volumetric efficiency
-Commercial reciprocation compressor
-Classification of commercial compressor
-Reciprocating compressor -parts and construction
-Compressor load and unloading mechanism
-Compressor lubrication
-Properties of lubricant
-Oil separator
-Condenser capacity
-Water Regulating Valves
-Cooling tower fan assembly
-Types of cooling Tower
-Cooling tower approach
-Circulating pumps in commercial refrigeration system
-Centrifugal pump service and maintenance
-Water line piping
-Chilled water tank and pipes
-Refrigerant control devices
-Safety devices -Controls
-Type of cooling Coils
-Defrosting in a cold storage
-Defrost system in cold storage
-Secondary refrigerants
-Water and brine chillers
-suction -Liquid heat ex changers
-Functions of suctions-liquid heat exchangers
-Applications of suction-liquid heat exchangers
-Electro-Mechanical -Controls for cold storage
-High pressure saferty cutout ,safety valve and oil pressure cutout
-Humidity control in cold storage
-Cold storage electrical wiring
-Method of pressure testing and leak detection
-Method of evacuation and gas charging
-Properties of R12 and NH3
-Cold storage plant operation
-Freezing and frozen storage
-Common troubles and remedies
-Ice plant -introduction and types
-Principle of ice plant
-Ice plant -Functions
-Different types of ice manufacturing and applications
-Ice candy plant service and maintenance
-Trouble shooting and repair of ice candy plant
-'Brine leak " in ice cream (candy) Storage Plant
-Controls of ice candy unit
-Agitator fan motor and electrical components in ice cream storage plant
-Secondary refrigerants used in ice candy plant
-Ice cream storage plant and refrigerant 134a
-Retrofitting in combination coolers
-Transferring refrigerants to shell and tube condenser
-Pumping down process
-Study of ice plant controls
-Ice plant wiring
-Preventive maintenance
-Components maintenance
-Electrical maintenance
-Central Air-Conditioning plants -Seasonal shut -down and maintenance
COE24
National Instructional Media Institute (NIMI)
Refrigeration & Air Conditioning : Centres of Excellence
Cold Storage & Ice Plant
621.58 / COL