Zirconia oxygen analyzerWith fast response (in seconds), high precision (± 0.5%), and high temperature resistance (800-1000 ℃), it has become the core equipment for industrial oxygen content detection. It monitors gas oxygen concentration in real-time through the oxygen ion conductivity characteristics of zirconia solid electrolyte at high temperatures, providing key data for combustion control, environmental monitoring and other scenarios. The precise application of power, steel, chemical, building materials, and environmental protection industries is analyzed below to help enterprises achieve energy conservation, consumption reduction, safe production, and green transformation.
1、 Power industry: Boiler combustion optimization to improve thermal efficiency
Application scenarios
Monitoring the oxygen content in the tail flue of coal-fired/gas-fired boilers, optimizing combustion efficiency by adjusting the air coal ratio in real-time.
core value
Energy saving and consumption reduction: Maintain stable excess air coefficient, avoid exhaust heat loss or incomplete combustion.
Case: After application in a thermal power plant in Pingliang, Gansu, the boiler thermal efficiency increased by 4.2%, and the annual coal cost savings exceeded one million yuan.
Environmental protection and emission reduction: Reduce CO ₂ and NOx emissions to meet ultra-low emission standards.
Technical Points
Installation location: behind the superheater and in front of the economizer, avoiding areas of high temperature erosion and gas leakage.
Signal output: 4-20mA standard signal is connected to the DCS system to achieve automation control.
2、 Steel metallurgy: blast furnace/converter process control to improve product quality
Application scenarios
Monitoring of oxygen content during blast furnace gas recovery and converter blowing process, optimizing fuel utilization and steel purity.
core value
Improve production: Accurately control oxygen to reduce temperature fluctuations inside the furnace and shorten the smelting cycle.
Case: After application in a certain steel plant, the daily production of blast furnaces increased by 3%, and the energy consumption per ton of steel decreased by 5%.
Extend equipment lifespan: Avoid accelerating furnace lining erosion caused by excessive oxygen content.
Technical Points
Dustproof design: Install a silicon carbide filter to prevent dust from clogging the sensor.
High temperature resistance: The sensor operates at a temperature of up to 1000 ℃ and is suitable for high-temperature environments in converters.
3、 Chemical Industry: Catalytic Cracking and Safety Monitoring to Ensure Production Stability
Application scenarios
Monitoring the oxygen content in the tail gas of catalytic cracking units and sulfur recovery units to prevent combustible gas explosions.
core value
Safety warning: Real time monitoring of the mixing ratio of combustible gases such as H ₂ and CO with oxygen to avoid explosion risks.
Case: A petrochemical plant achieved accident free operation for over 1000 days through dual parameter monitoring (oxygen content+combustible gas concentration).
Process optimization: Adjust catalyst activity to improve light oil yield.
Technical Points
Anti interference design: The pre catalytic probe eliminates the interference of H ₂/CO on oxygen measurement.
Quick response: Equipped with a direct insertion probe and intelligent temperature control, oxygen content detection can be completed within 3 seconds.
4、 Building materials industry: Control cement/glass kilns to reduce energy consumption
Application scenarios
Monitoring the oxygen content during the combustion process of cement rotary kilns and glass melting furnaces, and optimizing the fuel to air ratio.
core value
Reduce energy consumption: Reduce excess air volume and minimize exhaust heat loss.
Case: After application in a cement plant, the coal consumption per ton of clinker decreased by 8kg, saving over 2 million yuan in annual costs.
Improve product quality: Avoid defects such as glass melt bubbles caused by insufficient oxygen content.
Technical Points
Corrosion resistant design: The sensor is made of corrosion-resistant alloy material, which is suitable for dusty and acidic gas environments.
Long lifespan: Zirconia tubes have a lifespan of 3-5 years and low maintenance costs.
5、 Environmental Monitoring: Air Quality and Pollution Source Detection, Supporting Green Transformation
Application scenarios
Monitoring the oxygen content at the exhaust outlet to verify whether the combustion efficiency meets the standard; Monitoring of oxygen concentration in VOCs treatment in industrial parks.
core value
Compliant emissions: Ensure sufficient combustion and reduce emissions of pollutants such as CO and VOCs.
Case: An industrial park reduced the concentration of VOCs emissions from 200mg/m ³ to 50mg/m ³ through oxygen content monitoring.
Carbon trading support: Accurate data helps companies calculate their carbon emissions and participate in the carbon trading market.
Technical Points
High precision measurement: The temperature compensation algorithm ensures an accuracy of ± 0.5% in environments ranging from -20 ℃ to 800 ℃.
Data networking: Supports RS485/Modbus protocol and connects to the environmental monitoring platform.
Summary: Industry adaptation logic of zirconia oxygen analyzer
choiceZirconia oxygen analyzerNot only choosing a testing tool, but also choosing a path towards efficient, safe, and green industrial upgrading!