Instant Chilling Plant
A) Basis Of Design
B ) Scope Of Supply
Two SLM-128 Danfoss scroll compressor using FREON-22 as refrigerant, giving a capacity of 17 TR consuming 40 Kw at shaft for 5 deg.C.SST (saturated suction temperature ) & 50 deg. C SDT ( saturated discharge temperature).
1.2 Refrigeration Accessories
Two sets of accessories for the above compressor each comprising of :
Twin circuit 17TR suitable air-cooled condenser manufactured from 3/8” OD 27Gauge grooved copper tubes, complete with purge valve, safety valve, drain plug & receiver etc.
1.4 DX - Chiller
Twin circuits 17 TR , Horizontal shell and tube DX - Chiller of suitable size manufactured from 1/2” OD plain copper tubes of 22 gauge complete with drain plugs, charging valve etc.
1.5 Controls & Instrumentation
2 sets refrigerant controls & instruments each comprising of :
1.6 Refrigeration Pipelines
Refrigerant piping based on a compact layout. Pipes will be 16 gauge Seamless copper tubes for suction, discharge & liquid line, vibration isolators for discharge & suction line , also ¼ ”copper line for refrigerant controls with Brassomatic valves.
1.7 Ms Structure
1 lot MS Structural stand from MS Channels for the above equipment and internal gas piping. Also complete chilling plant will be enclosed in closed pre coated MS panels called as the package.
1.8 Refrigeration Oil & Gas R-22
First charge of R.22 gas and recommended lubricating oil.
Chiller and suction line insulation of expanded polyethylene of required thickness covered with PVC wire netting.
1.10 Electric Power & Control Panel
1.11 Instrumentation With PLC
1 No PLC ( Programmable Logic Control with digital display ) for automatic operation of complete chilling. This includes auto control of the compressor, sequential on / off operation of the condenser pump, chiller pump, compressors, if faults occur or in the normal mode. Also one Digital temperature indicator cum controller ( PID ) to indicate / control chilled water outlet temperature.
1.12 Man-Machine Interface Unit (MMI)
One no MMI ( Man machine interface unit for communication to PLC ) with 4 line X 20 character graphical display & also with nine function key for data entry.
One Kirloskar make monoblock pump of 2 HP for Chilled water circulation.
1.14 CN - Fans
Two nos ‘GEC’ make axial flow fans (360 Watts each) of suitable size for air cooled condenser air circulation.
1.15 Chilled Water Tank
One no 200 Ltrs Stainless Steel chilled water tank with required insulation.
1.16 Milk Storage Tank
One no 5000 ltr cap SS-304 tank with required insulation
1.17 Pipe Line
Nessesary pipe line of 38 mm ss 304 with required valves and unions
1.18 Balnce Tank
One balnce tank 200ltr cap of ss 304
1.19 Milk Pump
Centrifugal ss milk pump cap 1hp
Digital leval indicator for milk quantity
Instant Chilling Plant
10 KL Storage Tank