comparision sheet-ccoling towers

Rajashree Cement Project-IV/ Rawan Cement Project-II Annexure - III

SCOPE OF ENGINEERING & SUPPLY- GEM PALTECH PAHARPUR MIHIR UNITED

SN Description

1 Ok Ok Ok Ok

2 Ok Ok Ok Ok Ok Ok

3 As per our Offer Ok Ok

4 Drift eliminator at air outlet Ok Ok Ok Ok Ok Ok

5 Ok Ok Ok Ok Ok

6 Ok Ok Ok Ok Ok

7 NOT GS As per our Offer

Cooling tower frame work, interior and exterior walls and deck.

Cooling tower frame work, fill, structure, overhead support, fan cylinders and all mechanical equipments, hardware shall

be supplied by Paharpur. However construction of RCC basin based on our

dimension drawing and load data schedule as well as supply and fixing of

all the RCC basin fittings shall be in other's scope.

Fill supporting system complete with all necessary hardware.

Hot and cold water distribution system with nozzle, valves, bends, supports and supporting structures. The piping shall be terminated upto battery limit with flanges as per ANSI B 16.5.

Termination point of piping is our hot

water inlet flange

Supply of distribution nozzles, 2 nos. flow control valves per cell and 1 no. tee

per cell basin will be in Paharpur's scope. However all other piping as well as supply and fixing of cold water fitting

basin shall be in other's scope.

Louvre/wire netting at air intake of cooling tower.

we are providing diflector which is

inbuilt with casing valve to divert the water inside the

basin

Cooling tower fan and fan drive assemblies with gear box drive shaft, couplings, base plate, safety guard.

Ok, Confirmed but No Gear Box

Make-up and drain piping upto distance 5 m with valves, fittings, supports and supporting structures, cooling tower basin, ladder , fan stack, Sump screen, sluice gates/damboards.

By others (except fan stack and

monkey ladder)

By others (except fan stack and

monkey ladder)

Make-up and drain piping upto distance 5 m with valves-we are providing but in clients scope.sluice gates/damboards.-

not applicable

Ok/No valves, Sluice Gates/Damboards,Pi

peline.

8 Not Applicable By others By others Ok/No level switch

9 Testing of equipment as per agreed quality Ok Ok Ok Ok Ok Ok10 First fill of oil lubricants and grease. Ok Not Applicable Ok Ok Ok Not Applicable

11 Ok Not in Our Scope By others By others

12 Tools and tackles for erection and mainte Ok Ok Ok Ok not applicable Ok13 Commissioning spares Ok Not Applicable Ok Ok not applicable 1 SPARE FAN ONLY

14 Spares for 2 years of operation Will be quoted Ok, Confirmed -

15 Ok As per our Offer Ok Ok Not applicable. Ok

16 Supervision of commissioning Ok Ok Ok Ok Ok Ok

Vibration switch for fan & Level switch for the sump.

Vibration switch Confirmed/Level switch not our

scope.

not in our scope of supply

Fixing Arrangement, Holding down bolts, Foundation bolts, Hardwares, Matching flanges, Inter connecting pipes & pipe fittings, Valves etc.

ok.Matching flangesInter

Connecting Pipes & pipe fittings, Valves

etc.-not in our scope of supply

Ok/WITHOUT FITTINGS AND

VALVES

Separate offer for the same submitted. Refer Annexure V of our proposal

RS.3.6 LAKH EXTRA,IF REQUIRED

Any other item required for completeness/safe and efficient operation of equipment not specifically mentioned above

ANNEXURE - IV

PERFORMANCE GUARANTEE-RAJASHREE-750m3/hSN DESCRIPTION UNITS GEM PALTECH PAHARPUR MIHIR UNITED1 Cooling tower SCT 500-3/3R PCFR-2424 372-103 4FM16-9E-12.5 UFC-341-S

2 Capacity CMH 750 750 750 750 750

3 Outlet Temperature Deg C 32 32 32 32 32

4 Evaporation losses % 2.02 1.98 2.167 2.16 2.12

5 kW 10.26 8.71 14.54 7.91 15

6 mm/sec OK OK OK OK

ANNEXURE - IV

PERFORMANCE GUARANTEE-RAJASHREE-600m3/hSN DESCRIPTION UNITS GEM PALTECH PAHARPUR MIHIR UNITED1 Cooling tower SCT 400-3/4R PCFR-2424 368-103 4FM16-7.5E-10 UFC-331-S

2 Capacity CMH 600 600 600 600 750



5 kW 7.56 5.57 14.54 6.37 11.25

6 mm/sec OK OK OK OK

Fan brake, horse power + 2% tolerance

Vibration level measured at bearing housing not to exceed 3mm/sec (Peak to peak)

125 micron in vertical direction

at the top of motor.

Fan brake, horse power + 2% tolerance

Vibration level measured at bearing housing not to exceed 3mm/sec (Peak to peak)



ANNEXURE - IV

PERFORMANCE GUARANTEE- RAWAN

SN DESCRIPTION UNITS GEM PALTECH PAHARPUR MIHIR UNITED1 Cooling tower SCT 500-3/3R PCFR-2424 372-103 4FM16-9E-12.5 UFC-341-S

2 Capacity CMH 750 750 750 750 750



5 Fan brake, horse power + 2% tolerance kW 10.26 8.71 14.54 7.91 15

6 mm/sec OK OK OK OKVibration level measured at bearing housing not to exceed 3mm/sec (Peak to peak)



TECHNICAL DATASHEET-RAWAN II

SN Description UOM GEM PALTECH PAHARPUR MIHIR UNITEDA Cooling Tower 1 Item no.2 Manufacturer GEM Paltech PAHARPUR MIHIR UNITED

3 Type Counter flow

4 No. off 1 1 1 1 15 Model no. SCT-500 3/4R PCFR-2424 372-103 4FM16-9E-12.5 UFC-341-S

6 Water flow 750 750 750 750 750

7 NA - 75

8 Hot water temperature deg C 45 45 45 45 459 Cold water temperature deg C 32 32 32 32 32

10 deg C 26 26 26 26 26

11 Drift loss % 0.05 0.05 0.05 0.01% 0.0512 Evaporation loss % 2.01 1.98 2.167 2.16 2.1213 No. of cells 3 3 3 4 3

14 CMH 250 250 250 187.5 250

15 Fill type FILM FLOW C-19 FILM FILL PVC V Bar PVC HONEY COMB PVC

16 Drift eliminator CELLULAR Treated Timber PVC HONEY COMB PVC

17 Nominal cell dia ( LxW ) m 5X5 4.876x?? 48'-7/12 x 23'-2 " 3.3 X 3.3 4.2x4.2x4.9

17 m 5.49 4.986 x 5.08 3.5 X 3.5 X 4.7 4.2x12.6x4.9

B Cooling Tower Fan1 No. of fans 3 3 3 4 3

2 mm 3050/?? 2337/6 2438/ 6 2400/6 2350/??

3 Speed of fan RPM 360 560 444 500 5604 Fan tip speed m/s 57.4 < 65 56.65 62.8 68.025 Brake KW of fan (each) kW 8.87 8.3 14.54 7.31 15

6 Material of fan blade / Hub MSHDG FRP / HDGMS ALUMINIUM

7 Total static pressure mm of WC 8.576 9.317 latter 160 Pa 6.758 Total velocity pressure 2.693 5.367 Latter 129.27

9 Air discharge(minimum) m3/min 3378 2574 Latter 2015 48.87

Induced Draft Counterflow

Induced draft cross flow



M3/hrs

Water Holdup volume in tower

M3 Depends on RCC Basin Height by Client

Design wet bulb temperature

Water flow rate per cell, Normal/Min./Max

ANGULAR FILM FLOW

Overall cell dimensions (LxWxH)

48'-7 /12" x 23'-2" x 12'-6 1/8"

Diameter / no of fan blades

Cast aluminium alloy/Cast iron

FRP / CI + CAST ALUMINIUM ALLOY

10 Fan static efficiency 78 75 latter 82 41.08C Speed Reducer direct driven

1 Type / Model HELICAL INLINE HELICAL

Not Applicable2 Manufacturer ROSEE

3 Reduction ratio 4:01 3.27:1 2.88 : 14 AGMA KW rating kW 20 latter5 Service factor ABOVE 2 2 2.246 Vibration mm/sec 2 latter7 Lubrication Splash type D Motors1 Power/Speed kW/rpm 15/485 9.32 / 560 18.5/1500 9.3 / 1440 15/??2 Power supply V;Ph;Hz 415/3/50 415/3/50 415/3/50 115 / 3 / 50 440/ 3/ 50E Vibration Switch Not Applicable

1 Type/ no. off By others NOT IN OUR SCOPE MECH/ 1 PER CELL

2 Make ACD By others UNITED

F Material of Construction

1 Casing/Basin FRP ACB FRP FRP

2 Framework FRP MSHDG FRP FRP FRP

3 Fill/Fill support PVC / SS MSHDG PVC/ HDGMS FRP / MSHDG PVC

4 Drift eliminator PVC PVC PVC Treated wood PVC PVC5 Fan stack MSHDG MSHDG FRP FRP FRP FRP6 Sump screen SS NA NA By others MSHDG NA7 Cat ladder MSHDG MSHDG MSHDG Treated Timber FRP MSHDG8 Bolts/ Nuts/ washers SS 304 SS 304 SS 304 HDH Steel MS GALVANISED SS 304

9 Handrailings MSHDG NA NA NA

10 Nozzles Polypropylene NA Polypropylene Polypropylene Polypropylene

Not Applicable Due to Direct Drive

System

Spiral Bevel/Series 20T

Paharpur Cooling Towers Ltd.

PREMIUM (GREAVES)

BASIN NOT OUR SCOPE

FRP / RCC (By Client)

Pressure Treated Wood

PVC V bar supported on GRP

grids

excluded from our scope

SN Description UOM GEM PALTECH PAHARPUR MIHIR UNITEDA Cooling Tower 1 Item no.2 Manufacturer GEM PALTECH PAHARPUR MIHIR UNITED

3 Type Counter flow

4 No. off 1 1 1 1 15 Model no. SCT-500 3/4R PCFR-2424 372-103 4FM16-9E-12.5 UFC-341-S

6 Water flow 750 750 750 750 750

7 NA - 75


10 deg C 26 26 26 26 26

11 Drift loss % 0.05 0.05 0.05 0.01% 0.0512 Evaporation loss % 2.01 1.98 2.167 2.16% 2.1213 No. of cells 3 3 3 4 3

14 CMH 250 250 250 187.5 250

15 Fill type FILM FLOW C-19 Film Fill PVC V Bar PVC HONEY COMB PVC

16 Drift eliminator Cellular Treated Timber PVC HONEY COMB PVC

17 Nominal cell dia ( LxW ) m 5X5 4.876 48'-7/12 x 23'-2 " 3.3 X 3.3 4.2x4.2x4.9

17 m 5.49 4.986 x 5.08 3.5 X 3.5 X 4.7 4.2x12.6x4.9

B Cooling Tower Fan1 No. of fans 3 3 3 4 3

2 Diameter / no of fan blades mm 3050/?? 2337/ 6 2438/ 6 2400/6 2350/??

3 Speed of fan RPM 360 560 444 500 5604 Fan tip speed m/s 57.4 < 65 56.65 62.8 68.025 Brake KW of fan (each) kW 8.87 8.3 14.54 7.31 15


7 Total static pressure mm of WC 8.576 9.317 latter 160 Pa 6.758 Total velocity pressure 2.693 5.367 Latter 129.279 Air discharge(minimum) m3/min 3378 2574 Latter 2015 48.87

TECHNICAL DATASHEET-RAJASHREE IV750m3/hr





M3/hrs


M3 Depends on RCC Basin Height by

Client



ANGULAR FILM FLOW


48'-7 /12" x 23'-2" x 12'-6 1/8"



10 Fan static efficiency % 78 75 latter 82 41.08C Speed Reducer direct driven

1 Type / Model HELICAL INLINE HELICAL NA

2 Manufacturer ROSEE NA

3 Reduction ratio 4:01 3.27:1 2.88 : 1 NA4 AGMA KW rating kW 20 latter NA5 Service factor ABOVE 2 2 2.24 NA6 Vibration mm/sec 2 latter NA7 Lubrication Splash type NAD Motors1 Power/Speed KW/RPM 15/485 9.32 / 560 18.5/1500 9.3 / 1440 15/??2 Power supply V;Ph;Hz 415/3/50 415/3/50 415/3/50 115 / 3 / 50 440/ 3/ 50E Vibration Switch Not Applicable

1 Type/ no. off By others NOT IN OUR SCOPE MECH/ 1 PER CELL






4 Drift eliminator PVC PVC PVC Treated wood PVC PVC5 Fan stack MSHDG MSHDG FRP FRP FRP FRP6 Sump screen SS NA NA By others MSHDG NA7 Cat ladder MSHDG MSHDG MSHDG Treated Timber FRP MSHDG8 Bolts/ Nuts/ washers SS 304 SS 304 SS 304 HDH Steel MS GALVANISED SS 304



Not Applicable Due to Direct Drive

System


Paharpur Cooling Towers Ltd.

PREMIUM (GREAVES)

BASIN NOT OUR SCOPE




grids

excluded from our scope

SN Description UOM GEM DATA PALTECH PAHARPUR MIHIR UNITEDA Cooling Tower 1 Item no.2 Manufacturer GEM PALTECH PAHARPUR MIHIR UNITED

3 Type Counter flow

4 No. off 1 1 1 1 15 Model no. SCT-400 3/4R PCFR-2424 368-103 4FM16-7.5E-10 UFC-331-S

6 Water flow 600 600 600 600 600

7 NA - 60


10 deg C 26 26 26 26 26

11 Drift loss % 0.05 0.05 0.05 0.01% 0.0512 Evaporation loss % 1.99 1.98 2.17% 2.16% 2.1213 No. of cells 3 3 3 4 3

14 CMH 200 200 200 150 250

15 Fill type FILM FLOW C-19 Film Fill PVC V Bar PVC HONEY COMB PVC

16 Drift eliminator Cellular Treated Timber PVC HONEY COMB PVC

17 Nominal cell dia ( LxW ) m 4 X 4 4.876 36'-7/12" x 21'-2" 3.3 X 3.3 4x4x4.9

17 m 5.79 4.986 x 5.08 3.5 X 3.5 X 4.7 4x12x4.9

B Cooling Tower Fan1 No. of fans/cell 3 3 3 4 3

2 mm 2440/?? 2337/ 6 2438/6 2400/6 2350

3 Speed of fan RPM 485 560 444 500 5604 Fan tip speed m/s 62.5 < 65 56.65 62.8 68.025 Brake KW of fan (each) kW 6.35 8.3 14.5 7.31 11.25

TECHNICAL DATASHEET-RAJASHREE IV600m3/hr





M3/hrs


M3 Depends on RCC Basin Height by

Client



ANGULAR FILM FLOW


36'-7 1/2" x 21'-2" x 12'-6 1/8"

Diameter / no of fan blades


7 Total static pressure mm of WC 7.667 6.274 latter 160 Pa 6.558 Total velocity pressure 3.241 4.275 latter 118.17

9 Air discharge(minimum) m3/min 2322 2292 latter 2015 42.63

10 Fan static efficiency % 78 75 latter 82 41.08C Speed Reducer direct driven

1 Type / Model

NOT APPLICABLE

INLINE HELICAL NA

2 Manufacturer NA

3 Reduction ratio 2.88 : 1 NA4 AGMA KW rating kW NA5 Service factor 2.24 NA6 Vibration mm/sec NA7 Lubrication NAD Motors1 Power/Speed kW/RPM 11/485 9.32 / 560 18.5/1500RPM 7.5 KW / 1440 11.25/??

2 Power supply V;Ph;Hz 415/3/50 415/3/50 415/3/50 115 / 3Ph / 50Hz 440 /3/50

E Vibration Switch Not Applicable

1 Type/ no. off By others MECH/ 1 PER CELL






4 Drift eliminator PVC PVC PVC Treated wood PVC PVC5 Fan stack MSHDG MSHDG FRP FRP FRP FRP6 Sump screen SS NA NA By others MSHDG NA7 Cat ladder MSHDG MSHDG MSHDG Treated Timber FRP MSHDG

8 Bolts/ Nuts/ washers SS 304 SS 304 SS 304 HDG Steel MS GALVANISED SS 304



Not Applicable Due to Direct Drive System


PREMIUM (GREAVES)

NOT IN OUR SCOPE

BASIN NOT OUR SCOPE




grids



excuded from our scope

comparision sheet-ccoling towers

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