ANNEXURE I (B) TECHNICAL SPECIFICATION OF PLANT AND MACHINERY
S. No. Connection and accessories Size (mm)
2.18 Sugar Handling System
a) Sugar receiving gross hoppe r : 1 No.
One receiving hopper vibratory type shall be provided below batch type A-centrifugal machines. The hopper shall be made of M.S. plate and will be suitable to convey 10 -12 t/hr.
Effective width : 1500 mm
Length : 12000 mm
Drive : 10 BHP TEFC motor.
b) Inclined Sugar Belt Conveyor : 1 No.
An inclined toughed belt conveyor positioned to received wet sugar from the grass hopper coveyor and discharge to the FBD in let chute.
Capacity : 10 Tons/hr.
Length C/C. : 12 meter (approx.)
Inclination : not to exceed 16 º (to suite the height of the FBD in let chute and the layout)
Belt width : 800 mm.
c) Fluidised Bed Sugar Drye r : One unit
To dry and cool the sugar received from belt conveyor suitable for bagging. The FBD shall be designed for the following duty conditions.
Capacity : 10 Tons/hr.
Initial sugar moisture : 1.5%(approx)
Final moisture : 0.04 %(Max)
Initial temp. : 60ºC (approx)
Final temp. : 8 ºC above cooling air temp.
The supply shall be complete with hot & cooled air blower , air heater, ID fan, FD fan & dust collection for the system.
d) Sugar Elevator : One unit
One vertical steel caged elevator shall be provided to elevate sugar from second gross conveyor to the grader fitted with two strand chain and GI/SS 409 M buckets.
Capacity : 15 t/hr.
Speed : 25 m/minute
Height : To suit layout
e) Sugar Grade r : One unit
One vibratory type sugar grader with four docks shall be provided capable of screening any grade of sugar according to IS specifications. Each deck capable to sieve minimum 7 tons of sugar
Type : Vibratory type
Capacity : 15 t/hr.
Grader shall conform to :
Vibrating type : Mechanical / Electrical screen
Material : Stainless steel
Width : As per design
Length : As per design
Drive : TEFC Squirrel cage suitable for 400 V,
Motor 3 phase 50 HZ
The grader shall include :
Sugar distributor for distributing the sugar over full width of green screen.
Lumps separation arrangement
Magnetic separator for each chute
Height under grader : not less than 1000 mm
f) Sugar Magma mixer : One unit One magma mixer shall be located below the grader. The capacity of magma mixer shall be suitable to magmatize 5 t/hr of dry seed to about 85–90°.Brix with hot condensate. Necessary pipeline valve, NRV, Steam connection shall be provided to pump dry seed magma to Pan floor.
Type : „U‟ shape with stirring arrangement
Overall dimensions
Capacity : 5 t/h of dry seed
Shell thickness : 8 mm
Side plate thickness : 10 mm
Material : M.S.
Stirrer type : Paddle
Shaft rpm : 14 – 16
Reduction gear box: planetary
g) Dry seed magma pump : One unit One magma pump shall be provided to pump dry seed magma from dry seed magma mingler to open dry seed crystallizer located at pan floor.
Capacity : 10 tons/hr
Type : Rota
Head : 30 m
h) Sugar bins with AUTOMATIC weighing, filling AND STITCHING arrangement
Three cylindrical, vertical, conical bottom closed top sugar storage bins of 50 t storage capacity shall be Corrugated galvanized iron construction for storing sugar before bagging shall be provided. The bin shall be with one discharge chute and shall be provided bag filling and weighing arrangement. The bins shall be used for filling and bagging of 50 kg/100 kg of any grade. The graded sugar discharge directly into sugar bins from sugar grader chutes. 3 Nos. automatic weighing machines of high accuracy are to be fitted to each silo hopper with control gates. The sugar is then weighed automatically and discharge into bags which is clamped and released electronically. Pneucimatically the bag when released comes on a slat conveyor and then it is stitched on a heavy duty bag stitching machine.
Specification of Silos each
Side wall sheet : 5 mm Hopper panel sheet : 5 mm Roof sheet thickness : 5 mm Bottam hopper cone : 30 deg.
Overall height : As per layout
Shell dia : 3000 mm
Each discharge chute shall be provided with magnet before sugar is discharged into bags. The bin shall be provided with cage ladder, observation window and landing.
Potable - Sugar bag belt conveyor for transporting 50 kg sugar bags. – Ten Nos.
Potable sugar bag belt conveying system of belt width 1000 mm and of length 6.5 m alongwith drive shall be provided to convey sugar bags of 50/100 kg net weight to sugar godown from sugar house.
One no. Sugar. Bag stacker alongwith drive for lifting bag upto ten meter height in sugar godown for stacking shall be provided
Type : Flat bed type belt
Capacity : 600 bags/hr.
Material to be handled : Sugar bags of 50/100 Kg.
Belt conveyor specification :
Width : 1000 mm
Length : To suit layout (approx-6.5 mtr.)
Speed : 30m/min.
The carrying idlers shall be of one roll type at suitable pitch. Drive shall be by electric motor through suitable planetary reduction gear box.
Tensioning device shall be screw type.
Motor : TEFC squirrel cage suitable for 415
V, 3 Phase, 50 Hz.
BHP : 2 K W , 1440 RPM
Gear box : Suitable size helical type.
Min. service factor-1.7 2.19 Final molasses receiving tank : 1 No.
One vertical, rectangular tank shall be provided to receive final molasses from C fore centrifugal machine. The tank shall be of mild steel constructions. Tank shall be provided with outlet connection to suction of molasses pumps and a drain connection.
Capacity : 6 m3/hr.
Thickness : 6 mm
Outlet connection : 100 NB
Drain : 80 NB
a) Final molasses pump : 2 nos.
Two final molasses pumps shall be provided to pump final molasses from final molasses receiving tank to final molasses weighing scale. One working and one standby.
Type : Screw type
Capacity : 6 m3/hr.
Head : 20 m
b) Final molasses weighing scale : 1 no.
The automatic load cell type final molasses weighing scale shall be provided for weighing final molasses.
Capacity of weighing scale : 1.5 Tons / tip
No. of tips : 5 tips/hr (min.)
Quantity : 1 no.
i) Weighed molasses receiving tank
One vertical rectangular tank shall be provided to receive final molasses from weighing scale. The tank shall be of mild steel construction. Tank shall be provided with outlet connection to suction of molasses pump and a drain connection.
Capacity : 3 m3/hr.
Thickness : 6 mm
Outlet connection : 100 mm
Drain : 80 mm
ii) Final molasses pump : 2 Nos.
Two final molasses pumps shall be provided to pump final molasses from weighed final molasses receiving tank to final molasses storage at a distance of about 100 m from factory shall be provided. One working and one standby
Type : Screw type
Capacity : 10 m3/hr.
Head : 30 m
iii) Final molasses storage tank : 1 No.
One final molasses storage tank shall be provided to store final molasses outside the factory building. Arrangement for spraying water on sides of tank shall be provided. The tank shall be fabricated according to IS 5521 : 1980. The tank shall be provided accessories like molasses outlet, outlet discharge valve, molasses inlet, thermometer, manhole, safety railing, ladder outside the tank, level indicator etc.
Volume of tank : 4000 m3/hr.
iv) Final molasses loading pump : 2 Nos.
The final molasses pumps shall be provided to load final molasses from final molasses storage tank to overhead tank of 10 m3 capacity shall be installed on staging at a height of 5 metes from ground floor with a 300 mm discharge line and valve to supply molasses to the tanker directly by gravity.
Type : Screw type
Capacity : 10 m3/hr.
Head : 20 m