Junray ZR-3211C UV DOAS法ガス分析装置

Host parameters

Flue gas temperature: Range: (0~500)℃, Resolution: 1℃, Error: ±3.0℃

Flue gas static pressure: Range: (-30～30)kPa, Resolution: 0.01kPa, Error: ±2.0%FS

Flue gas dynamic pressure: Range: (0～2000)kPa, Resolution: 0.01kPa, Error: ±2.0%FS

Sampling flowrate: Range: ≥1L/min,  Resolution:  0.1L/min  

Total pressure: Range: (60~130)kPa,  Resolution:  0.01kPa,  Error: ±0.5kPa

Excess air coefficient: Range: 1~99.99,  Resolution:  0.01,  Error:  ±2.5%

Working temperature: (-20~50)℃  

Data storage: ＞1000000 groups

Power Supply: AC220V±10%,50Hz

Size: (length 370×width 170×height 305)mm

Weight: About 7kg（battery include）

Noise: ＜65dB(A)

Power consumption: ＜120W

Flue gas sampling parameters

S02: Low range：(0~430)mg/m3, High range：(0~5720)mg/m3, Resolution: 0.1 mg/m3

Error: relative error：± 3%,  Repeatability:≤1.5%, Response time:≤90s, Stability：Indication change within 1h＜5%, Detection limit：SO2≤2mg/m³NO≤1mg/m³NO2≤2mg/m³

NO: Low range：(0~200)mg/m3, High range：(0~1340)mg/m3, Resolution: 0.1 mg/m3, Error: relative error：± 3%,  Repeatability:≤1.5%, Response time:≤90s, Stability：Indication change within 1h＜5%, Detection limit：SO2≤2mg/m³NO≤1mg/m³NO2≤2mg/m³

NO2: Low range：(0~300)mg/m3, High range：(0~1000)mg/m3, Resolution:  0.1 mg/m3, Error: relative error：± 3%,  Repeatability:≤1.5%, Response time:≤90s, Stability：Indication change within 1h＜5%, Detection limit：SO2≤2mg/m³NO≤1mg/m³NO2≤2mg/m³

O2: Range: (0-30）%, Resolution: 0.1%

Applications

> Measurement of SO2 and NOx emission concentration, converted concentration and total emission of all kinds of boilers, industrial furnaces.

> Evaluate and calibrate the accuracy of continuous flue gas measuring instruments.

> Measure flue parameters (dynamic pressure, static pressure, temperature, flow rate, standard dry flow, etc.

> Measure the O2 of gas and excess air coefficient.

Standards

GB13233-2011 fossil-fuel power plant atmospheric pollutant emission standard

GB/T37186-2018 Gas analysis — Determination of sulfur dioxide and nitrogen oxides — ultraviolet differential absorption spectrometric method

HJ 973-2018 Determination of carbon monoxide in exhaust gas from fixed pollution sources constant potential electrolysis

HJ 1045-2019 Technical requirements and detection methods of portable ultraviolet absorption measuring instruments for flue gas (SO2 and NOx) from fixed pollution sources

HJ/T 397-2007 Technical specification for fixed source waste gas monitoring

JJG 968-2002 Verification regulation of flue gas analyzer

Features

> Tested by UV Differential Optical absorption spectroscopy. It can measure the concentration of SO2, NOx, O2and cannot works affected by the water vapor in the flue gas,which is especially suitable for high humidity and low sulfur conditions.

> Automatically switch the range according to the high and low concentration values of SO2, NO and NO2.

> The ultraviolet light source adopts pulse xenon lamp, the preheating time is less than 10min, and the service life is long.

> Support touch and key operation at the same time. 7.0 -inch color screen , wide working temperature , clear Visual in sunshine. The keyboard is dustproof and waterproof, which is suitable for harsh working conditions.

> Self contained battery≥3H.

> Dynamically save sampling data and spectral data, and export excel table.

> Equipped with pitot tube and smoke temperature sensor, it can measure smoke temperature and flow rate.