BOILERBOILERMae Sod Clean Energy Co., Ltd.Mae Sod Clean Energy Co., Ltd.
IJTIJTIJTIJT
Start
Normal stateB4
B9
B6
B7 B8
BOILER
MILL
B1
B3
B2
B5
Belt sizeB1 ���� 1000 mm.BW.x33.5 M.L. 11 kw
B2 ����1000 mm.BW.x14.7 M.L. 7.5 kw
B3 ���� 1000 mm.BW.x214 M.L. 30 kw
B4 ���� 1000 mm.BW.x14.7 M.L. 7.5 kw
B5 ���� 1200 mm.BW.x43 M.L. 22 kw
B6 ���� 900 mm.BW.x38 M.L. 11 kw
B7 ���� 900 mm.Bw.x73 M.L. 15 kw
B8 ���� 1500 mm.BW.x9 M.L. 5.5 kw
B9 ���� 900 mm.BW.x89 M.L. 11 kw
INTER LOCK
BELT CONVEYOR NO.START Normal state
FORM RUNING NO. FORM RUNING NO.
B.1 OFF ▬ ON 9
B.2 ON 2 ON 2
B.3 ON 1 ON 1B.3 ON 1 ON 1
B.4 ON 4 ON 4
B.5 ON 3 ON 3
B.6 ON 5 OFF ▬
B.7 ON 6 OFF ▬
B.8 ON 7 OFF ▬
B.9 ON 8 ON 8
FURNACE
DRUM
Steam BoilerCap. : 95 TPHPres. : 60 BarTemp. : 500°CF.W.P. : 160°C
Bag. feed : 4 set
Bag. Ext. : 13000kg/hr
STOKER
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Air & Gas system
Water & Steam systemWater & Steam system
Fuel Handling system
Ash Handling system
superheat
economizer
200 �C
economizer160 �C800 �C
COMBUSTION AIR SYSTEM
ก���'����� & *1�ก���$� ��&�����(%��� �����ก�� Oxygen
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Oxygen , Fuel , Fuel ,
Heat(&(����!)��� Chemical reaction(*1�ก���$��&��)
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Bagasse analysisBagasse analysis
Hydrogen : Hydrogen : 33..04 04 %%Carbon : Carbon : 2323..24 24 %%Oxygen : Oxygen : 2222..08 08 %%Moisture :Moisture : 5050..0 0 %%HHV : HHV : 22722272Kcal / Kg Kcal / Kg
�� ")��ก���'�����!��!,����7�89
Turbulence �� "'���� �����ก���ก�:$%� �"(�5 ���
Time ��$��(��)!ก���'�����
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Carbon Hydrogen Sulphur
Carbon ��*���$�!9)!ก���'�������ก �"�6- *����8��ก �"�6-����'������-�%�$ Sulphur ,���*=/����ก �"�6- �����ก%)���ก�-����> �2%ก�ก�$���*�9�;4!29
� sulphur !�$��กOxygen �"��$7%)!�� ����� ��%���$� �" ��)��ก%*���$�!9)-0�-�Nitrogen ;5"�-$*ก2����(��%2�-�� �2%,��������(�ก��&9*��ก� "!)!���(%�ก���'����� �ก�-�*+!����>�5�!���-����2�&(�&6�
Ash �*+!&��;5")��?���$���4 ��%2�-�� ��)���ก�-*=/�� ���$*��ก�� - �*+!�%(!*��ก���� ����� �"2��7/�*�-$�*�%�*���$�!9 - �*+!����26)���ก�-ก��ก�-ก�%! (Corrosion) - ก���5กก�%!(Erosion) ;5"������!���*�7%ก���2ก��ก ���$��$ - ���*��ก���6- ��$ *=/�� �",�2�ก��,�- Ash
%���%�!���(�ก�!���$ก(%� WaterWalls
&%�&(�&6���2�A�!&68B��!���)!����!��� 8 &(��-�!�!���2%�ก�!
Boiler water Quality Recommendation At Increasing Pressure ( All value,except ; given in ppm ) in Sugar Industry
Intermediate
Low to 250 psi 250 -300 psi 300 - 450 psi
0 - 15 kg/cm2 15 - 20 kg/cm2 2 0 - 30 kg/cm2
Total hardness, as Ca CO3 0 0 0
Total Alkalinty, as Ca CO3 700 700 700
Hydroxide, as Ca CO3 150 - 300 150 - 300 130
Silica, as SiO2 100 - 133 50 - 67 50 - 67
Dissolved Oxygen 0.015 0.015 0.015
Total Dissolved Solid < 2,500 < 2,000 < 1,500
Nil
2.5
100
IJT 60kg/cm2
Total Dissolved Solid < 2,500 < 2,000 < 1,500
Suspended Solid < 600 < 300 < 200
Conductivity, micro - mho / cm < 3,500 < 2,850 < 2,150
PH 11 - 11.8 11 - 11.5 10.5 - 11.5
Oil 1.0 1.0 1.0
Sodium Sulphite ; as Na2 SO3 30 - 60 30 - 40 20 - 30
Phosphate ; as PO43- 20 - 40 20 - 40 5. - 15
Hydrazine ; as N2 H4 0.1 - 0.3 0.1 - 0.4 0.1 - 0.5
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*C 2531 � �" 5 �� "ก��*����B��!���
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100
200
9.5-10.5
20
RAW WATER
FILTERING
FILTERED WATER
SOFTENING RODEMINERALIZATION
THERMALDEAERATION
MAKE - UP WATER
CONDENSATEPOLISHING
ADDITTIVEINJECTION
THERMALDEAERATION
FEED WATER
BOILERWATER STEAM
CONDENSATE
BLOW - DOWN
160°C
IJT
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Caustic Attack ��� pH �7ก(%� 7 ��ก0 !�����O ?�P�*+!-%� ,� ��)�����4กก�%!�-���%!�-�$(ก�! ,� ��)�����4กก�%!�-���%!�-�$(ก�!
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scale �"�ก��B�$)! %,� ���!�� �"&���$Q!(!
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