· Flue gas dedusting system

Coke pushing / coke discharge / coke-side dedusting

　　1. Capture and treatment of soot spillage during coal charging (discharging) in coke ovens

　　2. Specialisedsmoke interface valves/specialisedbelt-sealed ventilation slots/water-sealed ventilation slots

　　3. Thermal storage type flame arrestor cooler for coke dedusting

　　4. Matching professional bag dust removal management system, canrealiseunattended operation and automatic control.

　　5. It can be equipped withdesulphurisationfunction at the same time to ensure that the SO2discharge from the outlet of coke dedusting system meets the standard.

　　6. High dust removal efficiency, stable outlet below 5mg/Nm3.

 

Coal loading/machine side dedusting

　　1. Capture and treatment of soot spillage during coal charging in coke ovens

　　2. Configurable with dedicated smoke interface valve/dedicated belt-sealed ventilating channel/dedicated water-sealed ventilating channel

　　3. Specialisedflame retardant cooler for coal loading and dust removal, solving the problem of flue gas explosion or burning bag caused by dust with sparks.

　　4. Coal loading dust removal special flue gas pre-treatment device, solving the problem of sticky substances in coal loading dust clogging the bag.

　　5. Matching professional bag dust removal management system, canrealiseunattended operation and automatic control.

　　6. High dust removal efficiency, outlet up to 5mg/Nm3or less.

　　7. Adesulphurisationsystem can be set up to ensure that the SO2at the outlet of the coal loading and dedusting system meets the emission standards.

 

Dry quenching dedusting

　　1. Used for capturing and treating soot spillage in the loading device and coke tanks during the red coke loading process in dry quenching coke ovens.

　　2. Installation of special fire retardantcooler for coal dust removal, solving the problem of flue gas explosion or burning bag caused by particulate dust with sparks.

　　3. Installation of bag filter management system,visualisationof flue gas emission control, improvement of bag life and reduction of system operating resistance.

　　4. The system can realiseunattended operation of the whole process of automatic control

　　5. High dust removal efficiency, outlet up to 5mg/Nm3or less.

　　6. A desulphurisationsystem can be set up to ensure that SO2from the outlet of the dry quenching coke dedusting system meets the emission standards.

 

Coke oven shed dedusting

　　1. Used to capture randomly emitted soot from coke oven sheds.

　　2. Used for ventilation inside coke oven greenhouses to ensure air quality and ambient temperature inside the greenhouses.

　　3. Setting up special exhaust pipe network and automatic control valves to ensure the air quality of the greenhouse under the minimum air volume and reduce the operation cost.

　　4. Setting up two working conditions of normal and emergency exhaust to meet the demand of accidental exhauston the basis ofensuring the air quality of the greenhouse.

　　5. Installation of bag filter management system,visualisationof flue gas emission control, improvement of bag life and reduction of system operating resistance.

　　6. The system can realiseunattended operation of the whole process of automatic control

　　7. High dust removal efficiency, outlet up to 5mg/Nm3or less.

 

Coal preparation, screen storage and coke dedusting

　　1. Used to capture soot generated during coal crushing and transfer in the coal preparation process of a coking plant.

　　2. Used to capture soot generated during coke transfer, screening and storage in the coke treatment process of a coke plant

　　3. Installation of dust hoods and automatic control valves to automatically adjust the system airflow according to the operation of process equipment in the coal/coke preparation process to reduce system operating costs.

　　4. Installation of bag filter management system,visualisationof flue gas emission control, improvement of bag life and reduction of system operating resistance.

　　5. The system can realiseunattended operation of the whole process of automatic control

　　6. High dust removal efficiency, outlet up to 5mg/Nm3or less.

 

· Flue gasdesulphurisation systems

Ammonia desulphurization

　　1. The reaction is instantaneousand thedesulphurisationefficiency can reach 99%.

　　2. Wide range of applications, high operating flexibility, adaptable to wide load fluctuations

　　3. SO2can be resourced, and the pollutant SO2can be turned into nitrogenfertiliserwith high added value, with no wastewater, liquid or residue emissions

　　4. Smaller equipment footprint, low resistance, less investment

 

Limestone-gypsum desulphurization

　　1. It can achieve high desulphurisationefficiency and good system stability under different flue gas conditions;

　　2. Increase desulphurisationefficiency and reduce energy consumption by adopting counter-current dual-phase spraying

　　3. By-products of desulphurisationcan beutilisedas a resource

　　

CFB desulphurization

　　1. Multi-pollutant synergistic treatment of SO2, HF, HCl, dust, etc. can be realized

　　2. Professional flow field simulation team to create good gas-solid-liquid mixing conditions for efficient desulphurization

　　3. By-products of desulphurisationcan beutilisedas a resource

　　4. Stable and reliable system, adaptable to complex flue gas conditions

 

SDA Desulphurisation

　　1. Achieving synergistic multi-pollutant removal ofsulphur, fluorine and dust

　　2. Low system resistance and low energy consumption

　　3. FGD efficiency for wide load variations

　　4. High system reliability and good adjustment adaptability

 

Sodium-based dry desulphurization

　　1. High system desulphurisationefficiency of 97% or more

　　2. Low system resistance, low temperature drop, low energy consumption

　　3. More than 90 per cent utilisationofdesulphurisationagent

　　4. Small equipment footprint, low investment

 

Calcium-based dry desulphurisation

　　1. High system desulphurisationefficiency

　　2. No need to modify the original semi-dry or dry system pipe network

　　3. Desulphurisationby-products can beutilisedin a resourceful manner

　　4. Small equipment footprint, low investment

 

· Flue gas denitrification system

SCR denitrification process

　　1. We have developed individual processes and equipment for different industries and fields, solved the technical problem of low-temperature treatment of NOx undersulphur-containing conditions.

　　2. Online and offline parsing function with independent intellectual property rights

　　3. Independent intellectual property rights of the ammonia spraying grid, denitrification reactor, flue gashomogeniser,catalyst protection device and other ancillary facilities, to achieve high efficiency denitrification while effectively controlling ammonia escape.

　　4. Strong sulphurresistance, high denitrification efficiency and other significant advantages

 

SNCR denitrification process

　　1. Simple system process, easy to operate

　　2. Ammonia or urea solution can be used as a reducing agent

　　3. Small footprint, low investment