bop operation presentation-final (3)
DESCRIPTION
Workshop pengoperasian BoilerTRANSCRIPT
1E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
2011-12-15
1
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
INDEX
1.3 Project distinguishes
2Water supply system
4Wastewater treatment system
4.2 Chemical waste water treatment system
4.3 Coal containing wastewater treatment system in
5Circulating water processing system
6Water treatment system operation
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Location
Project Introduction
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Lay out of PT. GH EMM INDONESIA
China Shenhua Energy Co. Ltd. Guohua Electric Power Branch 70%
PT. Energi Musi Makmur Indonesia 30%
Coal dryer(4 unit)
Water treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
CAPACITY AND PROJECT STATUS
PROJECT STATUS:
Simpang Belimbing project start construction from 2008, with the earth excavation start in April 2009, and concrete pouring of main house start in June 2009.
By 04 August 2011 the first unit start operation, by 11th November 2011, the second unit start operation, 10 months earlier than as stated in PPA contract.
During contruction period, PLN supply full support to this project, this is one of the major factor that make construction period complete in advance, we express our sincerely appreciation to PLN.
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
PROJECT DISTINGUISHES
The first IPP Mine Mouth Coal Fired Power Plant project had operated in Indonesia
Make full Utilize of poor quality coal with high TM more than 60% and low kaloric, which is abundant in Sumatera.
The first project that implement coal pre-drying technology and succeed
The biggest capacity per unit in sumatera, it plays an important role to support the reliability of the network system
Construction period earlier 10 months than required in PPA
As required by PLN, it is one of the main power plant to supply electricity needs during the 2012 SEA Games event in Palembang
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
MISSION STATEMENT and VISION
Guarantee safe, reliable and stable power supply for PLN.
Building the landmark power plant in Indonesia as the remarkable standard and qualified project.
Set a model for utilizing abundant poor quality coal resources in Sumatra as first successful use of coal pre-drying system.
Localize Indonesia personnel to offer human resources for electricity development in Indonesia.
VISION
With respect to China Shenhua mutual project management control system combined with Indonesia local abundant resources, PLN and Indonesian respective government support to contribute to make effort to relieve electrictiy crisis and participate to improve people’s welfare
MISSION
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Main Workshop
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply system
Plant water balance diagram
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply management system flow chart
Water supply system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Riverside pumping ship
The ship’s size is 32.1 meters long, 11.4 meters wide, 1.5 meters deep, weighing about 170 tons. The utility model relates to a water pump for 3 * 600t / h. One pump place reserved for expansion
Water supply system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply system
Riverside pump ship
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply system
Pump Ship construct ashore
The project water intake is located in S. Lematang river, the initial scheme for water intake is planed to contruct water pumping station,with totally three pumps, one spare, two occupy.
As the local rainy season as long as up to 6 months, but construction for water pump station need at least two dry seasons to complete. As Rainy season come, the level of river water keep raising, the previews cofferdam construction and other construction work will be fully flooded, including the foundation. Also there is no such qualified contractor to do this job in indonesia, with all these conditions, we get the ideal of water pump ship replace water intake station, as it is constructed ashore. when finished, move to river, the ship up and down as water level, so that through the application of new technologies to solve construction problems.
Pump ship move to river
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water intake use pump ship with capacity 2400 m3 / h, designed for 4 x 150MW power plant, for the first two unit is 1800 m3 / h, reserved for the expansion.
Water supply system is mainly composed of riverside pump, spare water intake pump house, mechanical accelerated clarification tank, filter, dosing and chlorination equipment, cistern and integrated water pump house, sludge treatment equipment and so on.
Mechanical accelerated clarification tank, industrial fire pool, sludge treatment system, industrial water pump room, temporary water intake pump house design in the Southeast corner.
Water supply system
Water management system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Mechanical accelerated clarification tank design treatment capacity is 2 600m3 / h, normal turbidity is not more than 1000mg / L, a short time influent turbidity is not more than 3000mg / L.
Machine pool, the dosing device, integrated water pump house of integrated water pump programmable controller ( PLC ) controls the procedure, according to the system operation and control requirements, design the program logic. Can remote control, also can be in local control cabinet of start-stop.
Reservoir with integrated water pump house of each pump are provided with chain, sludge and sludge dewatering equipment chain.
Water supply system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical water treatment system
Chemical water treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical water treatment system settings 2 * 3000 two activated carbon filter, 2000 Yang, anion exchanger, each two, 1250 carbon remover two, 1500 bed two, 100 cubic meters, 100 cubic meters of raw water tank a ultrafiltration box, 1000 cubic meters of desalting water tank two, an activated carbon filter a preparation. Primary demineralixation system operated in series, a total of two series, a series of operation, a set of spare. A preparation of mixed bed operation.
Chemical water treatment system by using a microprocessor based programmable controller ( PLC ) controls the procedure, according to the system operation and control requirements, design the program logic. All involved in the control of the valves are used in pneumatic valves, pneumatic actuators and configuration.
Activated carbon filter backwash water pump, pump, desalted water pump, water pump for removing salt outage and operation are remote program control, can also be in the control room of the keyboard operation start and stop, and in situ start-stop.
All equipment for salt removal can be local solenoid valve box operation, also can be remote operation.
Chemical water treatment system
Chemical water treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The wastewater treatment system including industrial wastewater treatment systems, chemical wastewater treatment system and coal containing wastewater treatment system in.
Chemical waste water from boiler make-up water treatment system for regeneration of ion exchangers in the backwash water, waste water directly into the chemical waste water regulating pond, conduct neutralization treatment, pH standards ( 6 ~ 9 ) after recovery and comprehensive utilization.
Coal containing wastewater treatment system in power plant is set in the northeast corner. Coal water treatment system according to 4 x 150MW unit capacity design, coal contained wastewater consists of 2 sets of equipment, processing capacity of 30m3 / h.
The wastewater discharge standards of the Indonesian KEP-51 / MENLH / 10 / 1995 sewage discharge standard. And in the light of" integrated wastewater discharge standard" ( GB8978-1996 ) level.
Wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The project of industrial wastewater treatment system in power plant is set in the Southeast corner. Industrial wastewater treatment system in 4 150MW unit capacity design, industrial wastewater treatment to deal with the capacity of 2 x 75m3 / h.
The engineering of industrial waste water mainly has: the main plant and other workshop ground water washing, oil depot area cooling water. Set up independent industrial wastewater sewer, all industrial wastewater concentrated treatment of industrial wastewater concentrated treatment, and then reused.
Industrial wastewater treatment technology for clarification of airfloat filtration. Clarifying treatment is removal of water most of suspended solids, flotation treatment is to remove oil and organics, filtering is to further clarify the water quality, to meet the power back to the water quality standard.
Wastewater treatment system
Industrial wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Industrial wastewater treatment system flow chart
Wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Industrial waste water system air suspension device
Flotation device is used to remove oil and organic matter
Wastewater treatment system
1.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Industrial wastewater treatment system of dosing device
Wastewater treatment system
2.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Wastewater treatment system
Serial number
Sampling date
Remarks
Sampling
20
26
23
100
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The engineering of chemical wastewater using distributed processing. Chemical regeneration of ion exchangers wastewater discharged from chemical wastewater regulation tank, by acid-base neutralization treatment, pH standards ( 6 ~ 9 ) after recovery and comprehensive utilization. Boiler Acid Washing Wastewater by temporary pipe into chemical waste water regulating pond, pH, COD, BOD adjusted into coal water treatment system.
Chemical waste water
Wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
System process flow diagram
Wastewater treatment system
Chemical waste water
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical waste water treatment
Chemical water treatment room regeneration emission acid-base chemical wastewater regulation tank and standards by wastewater reuse water to coal water treatment system reuse.
Wastewater treatment system
Chemical waste water
3.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical waste water treatment equipment
Chemical waste water regulating pond within the acid-alkali wastewater by Luo Cifeng machine aeration neutralization, reach the emission standard after the wastewater reuse water to coal water treatment system reuse.
Chemical waste water treatment system
Wastewater treatment system
4.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
On site wastewater sample testing index
Wastewater treatment system
Serial number
Sampling date
Remarks
Sampling
37
38
27
100
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The engineering coal water treatment system in 4 150MW unit capacity design, phase two is no longer building, coal contained wastewater mainly for coal handling system of irrigation drainage.
Coal system flushing drainage through the flushing collection, pooling to coal water treatment room in a settling tank, then through coal water booster pump booster to coal water treatment equipment for dosing, coagulation, sedimentation, clarify the reuse to coal handling system.
Coal water treatment room consists of 2 sets of processing capacity of 30m3 / h coal water treatment equipment.
Wastewater treatment system
Coal containing wastewater treatment system in
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
System process flow diagram
Coal containing wastewater treatment system in
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Coal contained wastewater on-site sampling test indicators
Wastewater treatment system
Serial number
Sampling date
Remarks
Sampling
75
65
70
100
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
System design
Circulating water with sodium hypochlorite, scale inhibitor, corrosion inhibitor treatment.
In order to prevent the water circulation system in the growth of microorganism and bacteria, the engineering is provided with a circulating water by adding antiseptic system, for the electrolysis of sodium chloride by sodium hypochlorite solution, 2 sets of effective chlorine output 20kg / h electrolysis of sodium chloride sodium hypochlorite generating system ( product solution the effective concentration of about 7.5-9.5g / L ). Adopt the intermittent dosing, daily dosing 1-3 times, each time for 2 hours ( chlorination eventually determined dosage ), 1-3mg / L, condenser circulating water outlet side of residual chlorine control in 0.5-1.0mg / L.
System for preventing scaling, this project adopts the acid treatment way anti-scaling treatment. The dosage is 5mg / L ( according to the experimentally determined).
Two machine set 1 m3 inhibitor solution box 2, 30L / h metering pump ( 2 with 1 ).
Circulating water processing system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Circulating water with sodium hypochlorite system uses no diaphragm electrolysis process, with 2 sets of 20kg / h electrolysis device of sodium hypochlorite, according to the operation of adding volume changes, can be a single set of operation, but also two sets of running at the same time, salt liquid delivery, dilution, electrolysis, sodium hypochlorite storage and dosing to achieve automatic operation.
Circulating water processing system
Preparation process of sodium hypochlorite
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Preparing sodium hypochlorite
Sodium chloride in concentrated salt solution into 27% saturated solution diluted by mixer, formulated into stable dilute saline into the electrolytic cell to produce sodium hypochlorite, sodium hypochlorite solution into the storage box, and then according to the need to start adding the dosing pump dosing.
Circulating water processing system
NaCl+H2O=NaHClO+H2
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
1Source of water pump of power plant in January 30, 2011 formally put into operation.
2Raw water pretreatment system in February 5, 2011 formally put into operation.
3Industrial wastewater treatment system in April 30, 2011, all put into operation, the device operation is good, the industrial waste water treatment system of the treated water is recovered to the cooling tower of circulating water reuse.
4Chemical waste water on April 25, 2011 all put into operation, the acid-base neutralization pool after the neutralization process, pH standards after recovery to coal water treatment and comprehensive utilization of.
5Coal contained wastewater in April 30, 2011 and started running, coal waste water two precipitation reagent treatment after reaching the Indonesian KEP-51 / MENLH / 10 / 1995 standard directly outside the row.
Water treatment system operation situation
E L E C T R I C I T Y F O R A B E T T E R L I F E
THANK YOU
2011-12-15
1
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
INDEX
1.3 Project distinguishes
2Water supply system
4Wastewater treatment system
4.2 Chemical waste water treatment system
4.3 Coal containing wastewater treatment system in
5Circulating water processing system
6Water treatment system operation
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Location
Project Introduction
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Lay out of PT. GH EMM INDONESIA
China Shenhua Energy Co. Ltd. Guohua Electric Power Branch 70%
PT. Energi Musi Makmur Indonesia 30%
Coal dryer(4 unit)
Water treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
CAPACITY AND PROJECT STATUS
PROJECT STATUS:
Simpang Belimbing project start construction from 2008, with the earth excavation start in April 2009, and concrete pouring of main house start in June 2009.
By 04 August 2011 the first unit start operation, by 11th November 2011, the second unit start operation, 10 months earlier than as stated in PPA contract.
During contruction period, PLN supply full support to this project, this is one of the major factor that make construction period complete in advance, we express our sincerely appreciation to PLN.
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
PROJECT DISTINGUISHES
The first IPP Mine Mouth Coal Fired Power Plant project had operated in Indonesia
Make full Utilize of poor quality coal with high TM more than 60% and low kaloric, which is abundant in Sumatera.
The first project that implement coal pre-drying technology and succeed
The biggest capacity per unit in sumatera, it plays an important role to support the reliability of the network system
Construction period earlier 10 months than required in PPA
As required by PLN, it is one of the main power plant to supply electricity needs during the 2012 SEA Games event in Palembang
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
MISSION STATEMENT and VISION
Guarantee safe, reliable and stable power supply for PLN.
Building the landmark power plant in Indonesia as the remarkable standard and qualified project.
Set a model for utilizing abundant poor quality coal resources in Sumatra as first successful use of coal pre-drying system.
Localize Indonesia personnel to offer human resources for electricity development in Indonesia.
VISION
With respect to China Shenhua mutual project management control system combined with Indonesia local abundant resources, PLN and Indonesian respective government support to contribute to make effort to relieve electrictiy crisis and participate to improve people’s welfare
MISSION
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Main Workshop
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply system
Plant water balance diagram
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply management system flow chart
Water supply system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Riverside pumping ship
The ship’s size is 32.1 meters long, 11.4 meters wide, 1.5 meters deep, weighing about 170 tons. The utility model relates to a water pump for 3 * 600t / h. One pump place reserved for expansion
Water supply system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply system
Riverside pump ship
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water supply system
Pump Ship construct ashore
The project water intake is located in S. Lematang river, the initial scheme for water intake is planed to contruct water pumping station,with totally three pumps, one spare, two occupy.
As the local rainy season as long as up to 6 months, but construction for water pump station need at least two dry seasons to complete. As Rainy season come, the level of river water keep raising, the previews cofferdam construction and other construction work will be fully flooded, including the foundation. Also there is no such qualified contractor to do this job in indonesia, with all these conditions, we get the ideal of water pump ship replace water intake station, as it is constructed ashore. when finished, move to river, the ship up and down as water level, so that through the application of new technologies to solve construction problems.
Pump ship move to river
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Water intake use pump ship with capacity 2400 m3 / h, designed for 4 x 150MW power plant, for the first two unit is 1800 m3 / h, reserved for the expansion.
Water supply system is mainly composed of riverside pump, spare water intake pump house, mechanical accelerated clarification tank, filter, dosing and chlorination equipment, cistern and integrated water pump house, sludge treatment equipment and so on.
Mechanical accelerated clarification tank, industrial fire pool, sludge treatment system, industrial water pump room, temporary water intake pump house design in the Southeast corner.
Water supply system
Water management system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Mechanical accelerated clarification tank design treatment capacity is 2 600m3 / h, normal turbidity is not more than 1000mg / L, a short time influent turbidity is not more than 3000mg / L.
Machine pool, the dosing device, integrated water pump house of integrated water pump programmable controller ( PLC ) controls the procedure, according to the system operation and control requirements, design the program logic. Can remote control, also can be in local control cabinet of start-stop.
Reservoir with integrated water pump house of each pump are provided with chain, sludge and sludge dewatering equipment chain.
Water supply system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical water treatment system
Chemical water treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical water treatment system settings 2 * 3000 two activated carbon filter, 2000 Yang, anion exchanger, each two, 1250 carbon remover two, 1500 bed two, 100 cubic meters, 100 cubic meters of raw water tank a ultrafiltration box, 1000 cubic meters of desalting water tank two, an activated carbon filter a preparation. Primary demineralixation system operated in series, a total of two series, a series of operation, a set of spare. A preparation of mixed bed operation.
Chemical water treatment system by using a microprocessor based programmable controller ( PLC ) controls the procedure, according to the system operation and control requirements, design the program logic. All involved in the control of the valves are used in pneumatic valves, pneumatic actuators and configuration.
Activated carbon filter backwash water pump, pump, desalted water pump, water pump for removing salt outage and operation are remote program control, can also be in the control room of the keyboard operation start and stop, and in situ start-stop.
All equipment for salt removal can be local solenoid valve box operation, also can be remote operation.
Chemical water treatment system
Chemical water treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The wastewater treatment system including industrial wastewater treatment systems, chemical wastewater treatment system and coal containing wastewater treatment system in.
Chemical waste water from boiler make-up water treatment system for regeneration of ion exchangers in the backwash water, waste water directly into the chemical waste water regulating pond, conduct neutralization treatment, pH standards ( 6 ~ 9 ) after recovery and comprehensive utilization.
Coal containing wastewater treatment system in power plant is set in the northeast corner. Coal water treatment system according to 4 x 150MW unit capacity design, coal contained wastewater consists of 2 sets of equipment, processing capacity of 30m3 / h.
The wastewater discharge standards of the Indonesian KEP-51 / MENLH / 10 / 1995 sewage discharge standard. And in the light of" integrated wastewater discharge standard" ( GB8978-1996 ) level.
Wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The project of industrial wastewater treatment system in power plant is set in the Southeast corner. Industrial wastewater treatment system in 4 150MW unit capacity design, industrial wastewater treatment to deal with the capacity of 2 x 75m3 / h.
The engineering of industrial waste water mainly has: the main plant and other workshop ground water washing, oil depot area cooling water. Set up independent industrial wastewater sewer, all industrial wastewater concentrated treatment of industrial wastewater concentrated treatment, and then reused.
Industrial wastewater treatment technology for clarification of airfloat filtration. Clarifying treatment is removal of water most of suspended solids, flotation treatment is to remove oil and organics, filtering is to further clarify the water quality, to meet the power back to the water quality standard.
Wastewater treatment system
Industrial wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Industrial wastewater treatment system flow chart
Wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Industrial waste water system air suspension device
Flotation device is used to remove oil and organic matter
Wastewater treatment system
1.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Industrial wastewater treatment system of dosing device
Wastewater treatment system
2.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Wastewater treatment system
Serial number
Sampling date
Remarks
Sampling
20
26
23
100
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The engineering of chemical wastewater using distributed processing. Chemical regeneration of ion exchangers wastewater discharged from chemical wastewater regulation tank, by acid-base neutralization treatment, pH standards ( 6 ~ 9 ) after recovery and comprehensive utilization. Boiler Acid Washing Wastewater by temporary pipe into chemical waste water regulating pond, pH, COD, BOD adjusted into coal water treatment system.
Chemical waste water
Wastewater treatment system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
System process flow diagram
Wastewater treatment system
Chemical waste water
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical waste water treatment
Chemical water treatment room regeneration emission acid-base chemical wastewater regulation tank and standards by wastewater reuse water to coal water treatment system reuse.
Wastewater treatment system
Chemical waste water
3.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Chemical waste water treatment equipment
Chemical waste water regulating pond within the acid-alkali wastewater by Luo Cifeng machine aeration neutralization, reach the emission standard after the wastewater reuse water to coal water treatment system reuse.
Chemical waste water treatment system
Wastewater treatment system
4.bmp
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
On site wastewater sample testing index
Wastewater treatment system
Serial number
Sampling date
Remarks
Sampling
37
38
27
100
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
The engineering coal water treatment system in 4 150MW unit capacity design, phase two is no longer building, coal contained wastewater mainly for coal handling system of irrigation drainage.
Coal system flushing drainage through the flushing collection, pooling to coal water treatment room in a settling tank, then through coal water booster pump booster to coal water treatment equipment for dosing, coagulation, sedimentation, clarify the reuse to coal handling system.
Coal water treatment room consists of 2 sets of processing capacity of 30m3 / h coal water treatment equipment.
Wastewater treatment system
Coal containing wastewater treatment system in
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
System process flow diagram
Coal containing wastewater treatment system in
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Coal contained wastewater on-site sampling test indicators
Wastewater treatment system
Serial number
Sampling date
Remarks
Sampling
75
65
70
100
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
System design
Circulating water with sodium hypochlorite, scale inhibitor, corrosion inhibitor treatment.
In order to prevent the water circulation system in the growth of microorganism and bacteria, the engineering is provided with a circulating water by adding antiseptic system, for the electrolysis of sodium chloride by sodium hypochlorite solution, 2 sets of effective chlorine output 20kg / h electrolysis of sodium chloride sodium hypochlorite generating system ( product solution the effective concentration of about 7.5-9.5g / L ). Adopt the intermittent dosing, daily dosing 1-3 times, each time for 2 hours ( chlorination eventually determined dosage ), 1-3mg / L, condenser circulating water outlet side of residual chlorine control in 0.5-1.0mg / L.
System for preventing scaling, this project adopts the acid treatment way anti-scaling treatment. The dosage is 5mg / L ( according to the experimentally determined).
Two machine set 1 m3 inhibitor solution box 2, 30L / h metering pump ( 2 with 1 ).
Circulating water processing system
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Circulating water with sodium hypochlorite system uses no diaphragm electrolysis process, with 2 sets of 20kg / h electrolysis device of sodium hypochlorite, according to the operation of adding volume changes, can be a single set of operation, but also two sets of running at the same time, salt liquid delivery, dilution, electrolysis, sodium hypochlorite storage and dosing to achieve automatic operation.
Circulating water processing system
Preparation process of sodium hypochlorite
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
Preparing sodium hypochlorite
Sodium chloride in concentrated salt solution into 27% saturated solution diluted by mixer, formulated into stable dilute saline into the electrolytic cell to produce sodium hypochlorite, sodium hypochlorite solution into the storage box, and then according to the need to start adding the dosing pump dosing.
Circulating water processing system
NaCl+H2O=NaHClO+H2
E V E R L A S T I N G S I N C E R I TY D Y N A M I C L I F E
1Source of water pump of power plant in January 30, 2011 formally put into operation.
2Raw water pretreatment system in February 5, 2011 formally put into operation.
3Industrial wastewater treatment system in April 30, 2011, all put into operation, the device operation is good, the industrial waste water treatment system of the treated water is recovered to the cooling tower of circulating water reuse.
4Chemical waste water on April 25, 2011 all put into operation, the acid-base neutralization pool after the neutralization process, pH standards after recovery to coal water treatment and comprehensive utilization of.
5Coal contained wastewater in April 30, 2011 and started running, coal waste water two precipitation reagent treatment after reaching the Indonesian KEP-51 / MENLH / 10 / 1995 standard directly outside the row.
Water treatment system operation situation
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