iGAS-B1

Detection Principle	Mid-infrared laser absorption spectroscopy
Sampling Method	Pump-aspirated
Detected Gases	Simultaneous detection of methane (CH₄) and ethane (C₂H₆)in a single measurement
Real-time System Display	Gas concentration (methane, ethane), map, time, trajectory, suspected leak area indication
Startup Time	≤10min
Response Time	≤1s
Detection Range	Methane: 0ppb~10000ppm; Ethane: 0ppb~1000ppm
Sensitivity	Methane0.1ppb/s; Ethane0.1ppb/s
Sampling Pump FlowRate	1.0L/min
Sample Draw Time	0.1s
Protection Rating	IP66

Detection Principle

Mid-infrared laser absorption spectroscopy

Sampling Method

Pump-aspirated

Detected Gases

Simultaneous detection of methane (CH₄) and ethane (C₂H₆)in a single measurement

Real-time System Display

Gas concentration (methane, ethane), map, time, trajectory, suspected leak area indication

Startup Time

≤10min

Response Time

≤1s

Detection Range

Methane: 0ppb~10000ppm; Ethane: 0ppb~1000ppm

Sensitivity

Methane0.1ppb/s; Ethane0.1ppb/s

Sampling Pump FlowRate

1.0L/min

Sample Draw Time

0.1s

Protection Rating

IP66

Power Supply	Battery-powered (continuous operating time≥8h)
Maximum Operating Vehicle Speed	≤25 km/h
DataAcquisition & Processing Module	2.0 GHz CPU; 4 GB RAM; 128 GB Storage
Tablet	Android OS; 8 GB RAM; 256 GB Storage

Power Supply

Battery-powered (continuous operating time≥8h)

Maximum Operating Vehicle Speed

≤25 km/h

DataAcquisition & Processing Module

2.0 GHz CPU; 4 GB RAM; 128 GB Storage

Tablet

Android OS; 8 GB RAM; 256 GB Storage

Positioning Method	GPS
Update Frequency	20Hz

Positioning Method

GPS

Update Frequency

20Hz

Data Interface	Provides data interface for gas concentration (methane, ethane), vehicle speed, map, time, trajectory, and suspected leak area indication
Storage Solution	Dual-StorageArchitecture: Local and Server Storage, with Historical Data Stored Locally for 2 Years

Data Interface

Provides data interface for gas concentration (methane, ethane), vehicle speed, map, time, trajectory, and suspected leak area indication

Storage Solution

Dual-StorageArchitecture: Local and Server Storage, with Historical Data Stored Locally for 2 Years

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