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Shaanxi Promise Technology Co., Ltd
Metallurgical Industry Gas Online Gas Analysis System
NegotiableUpdate on 02/04
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Overview
The online gas analysis system for gas in the metallurgical industry is suitable for continuous monitoring and analysis of CO, CO2, O2, HCL, SO2 and other gas contents in the process gas and tail gas of non-ferrous metallurgical furnaces (such as roasting furnaces, reverberatory furnaces, converters, etc.). It can monitor the concentration of gas in the metallurgical furnace in real time, provide real-time data support for adjusting processes, and improve production efficiency and product quality.
Product Details
NK-804 Metallurgical Process Gas Analysis System, suitable for CO, CO2, O2, H in process gas and tail gas of non-ferrous metallurgical furnaces (such as roasters, reverberators, converters, etc.)CL、Online continuous monitoring and analysis of gas content such as SO2 can monitor the concentration of atmosphere in metallurgical furnaces in real time, providing real-time data support for adjusting processes to improve production efficiency and product quality.
NK-804 typeMetallurgical Industry Gas Online Gas Analysis SystemSuitable for steel smelting, titanium smelting, copper smelting, ferroalloy smelting and other metal smelting industries, it can meet the process control needs of enterprises and the monitoring needs under environmental protection, providing real-time and effective data for energy conservation and emission reduction, process optimization, environmental protection and energy conservation, safety control, and ultra-low emission assessment.
Metallurgical Industry Gas Online Gas Analysis SystemSystem technical indicators
1)Technical specifications of pre-processing sampling device
²Automatic blowback sampling probe and pipeline;
²Manually maintain control valves for easy cleaning of sampling pipelines;
²Suitable for sampling gas temperature≤800℃；
²Suitable for gas dust concentration<100g/m3;
²The sampling pipeline in low-temperature environments adopts heat tracing technology to prevent water condensation from blocking the pipeline;
²The sampling probe adopts a sintered filterfiltration accuracy≤5µm
2)Analyze unit technical indicators
²Measurement components: CO、CO2、O2、HCL、SO2 (customizable according to industry and operating conditions)
²Measurement method:CO/CO2 non dispersive infrared principleHCLLaser or electrochemical principlesPrinciples of O2 electrochemistrySO2 UV principle
²Selection of detection range for each measuring point
Adaptation project |
Sampling location and analysis components |
Select range |
purpose |
|
converter gas |
Converter hot end |
CO |
0～80% |
Thermal energy recovery and safety monitoring |
O2 |
0～2% |
|||
Converter cold end |
CO |
0～80% |
||
O2 |
0～2% |
|||
In front of the gas cabinet |
O2 |
0～2% |
||
Behind the gas cabinet |
O2 |
0～2% |
||
blast furnace gas |
Crude gas or clean gas |
O2 |
0～2% |
Thermal energy recovery and safety monitoring
|
CO |
0～40% |
|||
CO2 |
0～40% |
|||
CH4 |
0～2% |
|||
Hot blast furnace exhaust gas |
O2 |
0～25% |
||
CO |
0～3000PPm |
|||
Mixed gas |
Calorific value analysis |
CO |
0～40% |
Thermal energy recovery and utilization
|
H2 |
0～10% |
|||
CH2 |
0～10% |
|||
²essenceDegree: ≤± 1% F.S
²heavy again Sex:≤±0.5％F. S
²stable fixed Sex:≤±0.5％F. S/7d
²Response time: ≤ 10 seconds (NDIR)
²Working power supply: 220VAC±10%，50Hz±5%
²Output method: 4～20mA、 Passive relaysRS485
²Work environment:Temperature -25℃～＋55℃；humidity≤90%RH(No condensation)
3)Analyze the technical specifications of the cabinet and control system
²Overall cabinet protection levelIP56
²The cabinet is equipped with a visual window for ventilation;
²Control System: Adopting MitsubishiPLC， Automatic control system blowback operation;
²Analyze the system according to7D * 24H continuous operation mode design, achieving true online operation;
²The system is capable of outputting4-20mA current signal, with one output corresponding to each gas component, sent to the DCS system in the main control room;
²Preprocessing unit: removes dust, water vapor, etc. from the sample gas through processes such as heat tracing, filtration, adsorption, separation, and condensation
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