# Attachment 1 Fort Martin Overall Plant Water Balance Diagram3/31/2009 8:37:24 AM

# Attachment 2 Fort Martin FGD System Process Flow Diagram

# r TOTAL MAKE-UP (,iS WATER TO FGO SYSTEM 

# ALLEGHENY ENERGY FORT MARTIN UNIT 1 - 6.77 LB S02/MMBTU DESIGN MASS BALANCE

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# T ^J MILL PRODUCT M1LL product LIMESTONE SLURRY FEED TANK RECLAIM WATER PUMPS RECLAIM WATER TANK PRIMARY HYDROCLONE OVERFLOW TO SECONDARY HYDROCLONE



# &_ & PCD SYSTEM PURGE STREAM

SECONDARY HYDROCLONE 

# n*€7

SECONDARY HYDROCLONE FEED PUMPS 

# V

PRIMARY HYDROCLONE OVERFLOW TO RECLAIM WATER TANK 

# <8> SECONDARY HYDROCLONE UNDERFLOW

File Name 

### Fort Martin Unit 1 with Secondsr* ids 1 ProjectName 

### Allegheny Power • Fort Martin Station

- Unit 1 ProjectNumber 

### Base Case- Design Sulfur - 6.67 b/mmBtu Run U 

### Contract Mass Balance RO Revision 0 Size 

### 552 MW Status 

### version 6d Evaluation Coal-See Note 1 

### Component 

### % of weight Moisture 7.00 Carbon 69.12 

### Hydrogen 4.44 

### Nitrogen 1.29 

### Sulfur 4.05 Ash 8.59 

### Oxygen 5.38 Chlorine 0.15 Fluorine 0.00 

## Higer Heating Value (Blu/fe) 12,000 Evaluation Limestone Avail. CaC03 90% 

### MgC03 3.5% Inerts 6.5% BWI 11.5 

### Size J/."x0"



## Note 1- Mass Balance Based on Gas Compositions Given in 'Design Basis Fort Martin Unit 1 2005-07-01 .xls"

Gas Stream ID

- A Absorber

Inlet B Absorber

Outlet C Oxidation

Air Item Unite



### Total Flow (Wet) acfm 

### 2,000,060 1,707,010 11,383 Total Flow(Wet) scfm 

### 1,249.066 1,393,599 17,874 Temp F 

### 329 131 300 

### Total Flow(Wet) Ib/hr 

### 6,156,222 6,607,823 

### 85,692 C02 Ib/hr 

### 1,102,982 1.127,010 0 H20 Ib/hr 

### 280,938 667,718 731 

### S02 Ib/hr 

### 34.924 698 0 N2 Ib/hr 

### 4,368,806 4,434,022 

### 65,216 02 Ib/hr 

### 366,879 

### 378,102 19,745 HCI Ib/hr 656 0 0 HF Ib/hr 0 0 0 

### S03 Ib/hr 437 219 0 Ash Ib/hr 600 54 0 S02 

### ppmdv 2,824 56 0 HCI 

### ppmdv 93 0 0 HF 

### ppmdv 0 0 0 

### S03 

### ppmdv 28 14 0 

### Liquid Stream ID -» 1 Limestone

Feed ToFGD 

### System 2 limestone



## Slurry Feed to Absorber 3 Absorber



### Bleed Stream 4 

### Primary 

## Hydroclone Overflow 5 

### Primary 

## Hydroclone Underflow 6 Vacuum

Fitter 

### Gypsum

Cake 7 Vacuum 

### Beit Filter Filtrate 8 Reclaim Water to Absorber 9 

## Primary Hydroclone Overflow to Reclaim 804 10 

### Primary 

## Hydroclone Overflow 

### to Secondary 11 FGD 

## System Purge 12 

### Secondary 

## Hydroclone Underflow 13 Total 

### Make-Up Water to 

### FGD System 14 

### Make-Up Water to

Ball Mill 15 Vacuum 

### Filter WashiLube

Water 60 16 

### Make-Up

Water

to Reclaim 

### 121 17 

### Make-Up

Water to Ox Air Humtdrflcatlon 18 Mist Eliminator

Wash Water It Mist Eliminator

Wash 

### Make-Up 179 20 

### Cooling Loads

61 21 Vacuum 

### Pump Seal Water 112 Item Unit

Flow gpm 

### 31tph 373 

### 1,161 912 249 

### 55.2tph 315 1321 108 88 20 930 326 7 240
TF Ib/hr 

### 62.501 

### 223,216 660,638 

### 478,150 182.488 

### 110.482 

### 129,384 681,470 421.649 

### 56,501 44.829 

### 11,671 458,720 160.716 500 

### 118.786 3,398 

### 118,462 88,462 30.000 55239
Solids % 100 28 20 6 56 90 3 5 6 6 2 24 0 0 

### 0.0 0.0 0 0 

### 0.0 0.0 

### 0.0
Moisture % 0 72 80 94 44 10 97 95 94 94 98 77 100 

### 100 1000 1000 100 

### 100 100.0 100.0 

### 100.0
TSS Ib/hr 

### 62,501 62,501 132,128 

### 30,664 101,463 99,434 2,029 31813 

### 27,041 3,624 881 

### 2,743 0 0 0 0 0 0 0 0 

### 0
FW Ib/hr 0 

### 160,716 528.510 

### 447,486 81,025 

### 11,048 127,354 649,657 394.609 52,877 

### 43,949 8.929 

### 458,720 160,716 500.0 

### 88.766 3.398 118,462 88462 

### 30.000.0 55.239.0 CaSO4*2H20 Ib/hr 0 0 

### 109,372 

### 16,406 92,966 

### 91,107 1.859 17877 14.467 

### 1,939 368 

### 1,551 0 0 0 0 0 0 0 0 0 

### CaSO3*(1/2)H20 Ib/hr 0 0 453 249 204 

### 200 4 247 220 29 6 24 0 0 0 0 0 0 0 0 0 

### CaC03 Ib/hr 

### 56,250 56.250 4.498 1,574 2.924 

### 2,865 59 1.596 

### 1.388 186 37 149 0 0 

### 0 0 0 0 0 0 

### 0 

### MgS04 fc/hr 0 0 21 12 10 

### 1 0 12 10 1 0 1 0 

### 0 0 0 0 0 

### 0 0 

### 0 

### MqC03 Ib/hr 

### 2,188 2,188 

### 2,409 1,325 1,084 

### 1,062 22 1315 

### 1,169 157 31 125 0 0 0 0 0 0 

### 0 0 

### 0
Inerts Ib/hr 

### 4,063 4,063 13,082 9,157 3,925 

### 3,846 79 

### 9,020 8,075 

### 1,082 216 866 0 0 0 0 0 0 0 0 0
Ash fc/hr 0 0 

### 2,293 1,941 352 345 7 1,747 

### 1,712 229 202 28 0 0 0 

### 0 0 0 

### 0 0 0 

### MgF2 Ib/hr 0 0 0 C 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

a 0 0 

### 12.000 12,000 

### 12.000 1,000 12,034 8,780 12.000 

### 12,000 12,000 12.000 0 0 0 0 0 0 0 0 0 

### SG Slurry 2.70 1.20 1.10 1.00 1.50 

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# Attachment 3
Fort Martin FGD Wastewater Treatme nt System Process Flow Diagram