Portable TDLAS Gas Analyzer

Portable TDLAS Gas Analyzer

Portable TDLAS Gas Analyzer

Introduction

The ESEGAS ESE-LASER-100P Portable TDLAS Gas Analyzer is designed for selective on-site measurement of trace gases in industrial emissions and process gas streams. Using Tunable Diode Laser Absorption Spectroscopy (TDLAS), it supports measurement of NH₃, HCl, and HF through their characteristic laser absorption wavelengths. The portable system integrates a gas analyzer, heated sampling line, and extendable sampling probe to maintain suitable sample conditions during field measurements. Its high selectivity, fast response, and resistance to background gas interference make it suitable for emission inspections, equipment commissioning, troubleshooting, and industrial gas concentration surveys.

Measured Gas: NH₃ | HCl | HF

Technology:  TDLAS

Measuring Principle

The analyzer main unit adopts Tunable Diode Laser Absorption Spectroscopy (TDLAS), which can be used to detect the concentration of specific gas components in the gas to be tested, including NH3, H2S, HCL, HF, CO, etc. The analyzer has the characteristics of high sensitivity, fast response, no interference from background gas, non-contact optical measurement, etc. It provides a reliable guarantee for real-time accurate reflection of gas concentration.

Technical Specification

Performance parameters
Gas Range Resolution Repeatability Linearity Response time Drift
HCl 0-100 mg/m3 0.1 mg/m3 ≤1%FS ≤1%FS ≤15S ≤2%FS
HF 0-100 mg/m3 0.1 mg/m3 ≤1%FS ≤1%FS ≤15S ≤2%FS
NH3 0-100 ppm 0.1 ppm ≤1%FS ≤1%FS ≤15S ≤2%FS
Electrical parameters
Warm up time 60min Digital output RS232 Data storage Configure USB 2.0 interface
Power supply AC200-240V/ 47-63Hz power <0.8kW
Environmental parameters
Sample gas humidity 0-99% RH Sample gas temperature ≤600℃ Sample gas pressure Atmospheric pressure ±5kPa
Storage humidity 0-99% RH Ambient temperature -10~55℃ Environmental pressure 70kPa-120kPa
Sampling flow 2-3L/min Protection level IP44
Mechanical parameters
Analyzer dimensions 210 (W) * 460 (L) * 340 (H) mm weight 18kg
Box dimensions 500 (W) * 600 (L) * 150 (H) mm weight 7.5kg
Sample gas inlet joint specifications Ø6 Stainless steel ferrule joint Sample gas outlet connector specifications Ø6PVDF connector
 

Key Features

☑   Full-temperature high-temperature heat extraction method is adopted, which is not limited by on-site working conditions, wide applicability, and simple to use and maintain;

☑   Using TDLAS high-resolution spectroscopy technology, it can be measured without interference from other gases, which can effectively reduce the influence of dust or background gas. This feature has obvious advantages compared with other analytical methods.

☑   Laser optical spectrum analysis has the advantages of fast response and high sensitivity. In practical applications, the resolution can reach 0.1ppm, which can meet the accuracy requirements of industrial instrument gas component detection.

portable laser gas analyzer

 

Applications

The portable laser gas analyzer applications include:

☑ Process control:

SCR, incineration &combustion processes.

☑ Emission monitoring:

Power generation, engine development, waste incineration fuels.

☑ Chemical engineering:

Production control & monitoring leak detection, refrigeration, toxic gases

☑ Others:

Environmental comparison and acceptance, emergency detection, instrument calibration, self-examination, laboratory gas detection and analysis of multi-level environmental monitoring stations, third-party testing institutions, fixed pollution sources and gaseous pollutants, coal-fired power plants, gas power plants, cement plants, steel plants, etc.

Benefits of portable laser gas analyzer

ESE-LASER-100P The portable laser gas analyzer is composed of a gas analyzer main unit, an integrated heat tracing line, and an extendable probe. The analyzer is suitable for gas emission detection in many industrial fields, such as coal-fired power plants, aluminum plants, steel plants, smelters, garbage power stations, cement plants and chemical plants, and glass plants.

A portable laser gas analyzer is a compact and handheld instrument that utilizes laser-based technology to measure and analyze the composition and concentration of gases in various applications. These analyzers are designed for on-site or field measurements, offering flexibility and portability for gas analysis in different locations or environments. Benifits include: 

  1. Laser-Based Measurement : Portable laser gas analyzers employ laser absorption spectroscopy techniques, such as tunable diode laser spectroscopy (TDLS) or cavity ring-down spectroscopy (CRDS), to accurately measure the concentration of specific gases in real-time. The laser light interacts with the gas molecules, and the absorption characteristics provide information about the gas concentration. This enables precise and selective gas analysis, even in complex gas mixtures.
  2. Wide Range of Gas Detection : Portable laser gas analyzers can detect a wide range of gases, including common pollutants and trace gases. They are capable of measuring gases such as carbon dioxide (CO2), carbon monoxide (CO), methane (CH4), oxygen (O2), nitrogen oxides (NOx), sulfur dioxide (SO2), and various volatile organic compounds (VOCs). The analyzers can be configured to target specific gases of interest based on the application requirements.
  3. Real-Time and Continuous Monitoring : Portable laser gas analyzers provide real-time measurements, allowing for immediate analysis and monitoring of gas concentrations. This is particularly useful for applications that require quick response times or dynamic monitoring. The continuous measurement capability enables users to observe changes in gas levels over time, detect fluctuations, and identify potential issues or trends.
  4. Compact and Portable Design : The portable nature of these analyzers allows for easy transport and operation in different locations. They are lightweight, handheld devices that can be carried by operators to perform on-site gas measurements. This portability is beneficial for applications such as emissions monitoring, leak detection, safety inspections, and air quality assessments, where measurements need to be taken at various points or in remote areas.
  5. User-Friendly Interface and Data Analysis : Portable laser gas analyzers are typically equipped with user-friendly interfaces, including displays and intuitive controls. The analyzers provide immediate visual feedback of gas concentrations and may offer data logging capabilities for recording measurement results. Some analyzers also feature wireless connectivity or data transfer options, allowing for easy data retrieval and further analysis.
  6. Versatile Applications : Portable laser gas analyzers find applications in diverse industries and settings. They are commonly used for emission monitoring in industrial plants, stack testing, indoor air quality assessments, occupational safety evaluations, leak detection in pipelines or storage tanks, and environmental research. Their flexibility and versatility make them valuable tools for a wide range of gas analysis requirements.

A portable TDLAS gas analyzer is a field measurement instrument that uses Tunable Diode Laser Absorption Spectroscopy to selectively measure target gases at industrial sites.

Depending on the laser configuration, ESEGAS portable TDLAS analyzers can measure NH₃, HCl, and HF.

It emits laser light at a wavelength absorbed by the target gas. The analyzer evaluates the absorption signal to determine gas concentration.

TDLAS provides high gas selectivity, fast response, and low detection limits. Its portable configuration allows engineers to perform measurements at different industrial sampling points.

Yes. A suitably configured portable NH₃ TDLAS analyzer can measure ammonia concentrations around SCR and SNCR systems to support denitrification performance testing.

Portable TDLAS analyzers are intended for temporary field testing and troubleshooting. Online TDLAS analyzers are installed at fixed locations for continuous industrial monitoring.

Still having questions? Please just contact us directly!

Measuring Principle

The analyzer main unit adopts Tunable Diode Laser Absorption Spectroscopy (TDLAS), which can be used to detect the concentration of specific gas components in the gas to be tested, including NH3, H2S, HCL, HF, CO, etc. The analyzer has the characteristics of high sensitivity, fast response, no interference from background gas, non-contact optical measurement, etc. It provides a reliable guarantee for real-time accurate reflection of gas concentration.

Technical Specification

Performance parameters
Gas Range Resolution Repeatability Linearity Response time Drift
HCl 0-100 mg/m3 0.1 mg/m3 ≤1%FS ≤1%FS ≤15S ≤2%FS
HF 0-100 mg/m3 0.1 mg/m3 ≤1%FS ≤1%FS ≤15S ≤2%FS
NH3 0-100 ppm 0.1 ppm ≤1%FS ≤1%FS ≤15S ≤2%FS
Electrical parameters
Warm up time 60min Digital output RS232 Data storage Configure USB 2.0 interface
Power supply AC200-240V/

47-63Hz

power <0.8kW
Environmental parameters
Sample gas humidity 0-99% RH Sample gas temperature ≤600℃ Sample gas pressure Atmospheric pressure ±5kPa
Storage humidity 0-99% RH Ambient temperature -10~55℃ Environmental pressure 70kPa-120kPa
Sampling flow 2-3L/min Protection level IP44
Mechanical parameters
Analyzer dimensions 210 (W) * 460 (L) * 340 (H) mm weight 18kg
Box dimensions 500 (W) * 600 (L) * 150 (H) mm weight 7.5kg
Sample gas inlet joint specifications Ø6 Stainless steel ferrule joint Sample gas outlet connector specifications Ø6PVDF connector

 

Ask For A Quick Quote !

We will contact you within 1 working day, please pay attention to the email with the suffix “[email protected]” .

[gravityform id="3" title="false" ajax="false"]