Leading Manufacturer of Groundwater Monitoring Instruments in China






AML 920
Groundwater flow velocity and direction meter
WhatsApp: 8615830190109
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Introduction
Product Overview
There are currently two types of groundwater velocity and flow direction measuring instruments. One is based on the thermal pulse method, which is greatly affected by water pressure and can generally only detect the velocity and flow direction of water flow within 60 meters; the other uses the tracer particle method, which cannot accurately determine whether the groundwater is too clear or too turbid. The AML920 groundwater velocity meter uses tracer particle measurement technology.
The AML920 groundwater velocity and flow direction instrument can acquire three-dimensional vector data of groundwater in a single well without the need for multiple wells; continuous real-time online automatic measurement, generating multiple sets of "real, accurate, comprehensive, fast, and novel" data per minute, ensuring you obtain sufficient statistical data to support scientific research, environmental monitoring, law enforcement, investigation, and assessment needs. The working depth is 500 meters.
Technical Features
- At a certain water level, neither imported nor domestic instruments can simultaneously present a top-down view and a 360° panoramic view.
- Wireless remote control via mobile phones and tablets is achieved. Imported equipment only has a display screen; therefore, there are no comparable products domestically or internationally.
- If the water is too clear, the flow direction and velocity cannot be measured. After adding 1 mg of AIMOLI contrast agent, the flow direction is visible, and the velocity can be measured.
- A dedicated cleaning membrane is provided to prevent cross-contamination between different groundwater bodies, while competitors lack corresponding protective measures.
- The cable has meter markings, and the testing operation can be completed in one go. Compared to peers, one less instrument needs to be carried, reducing one operation step.
- The lift pump can freely switch between manual and automatic modes, requiring only the strength of a child to operate, which is not achievable by competitors.
Application Range
01 Groundwater environmental monitoring
02 Groundwater pollution investigation
03 Groundwater hydrological monitoring
04 Groundwater resource investigation
05 Agricultural pollution source investigation and evaluation
06 Groundwater environmental monitoring in industrial parks
07 Assessment of the remediation effect of contaminated sites
08 Establishment of groundwater models
09 Detection of groundwater catchment areas
10 Measurement of pore groundwater velocity and flow direction
11 Measurement of fractured groundwater velocity and flow direction
12 Measurement of dissolved groundwater velocity and flow direction
13 Karst geological analysis
14 Research on groundwater flow field characteristics
15 Detection of dam leakage paths
16 Detection of foundation pit leakage paths
17 Coal mine water hazard prediction
18 Qualitative and semi-quantitative monitoring of characteristic pollutants in groundwater
19 Prediction of pumping tests, dredging, and well cleaning
System Composition
Six-in-one IoT data acquisition terminal
Using AML920 to measure groundwater velocity and flow direction does not require multiple wells. In a single well, the multi-functional probe is lowered to the logging section using a meter-marked cable and a lifting winch. According to different well conditions, the brightness, contrast, saturation, chroma, and rotation angle of the camera channel are adjusted by the multi-functional probe control device and control application software to capture particle transport information. The controller's visual algorithm and three-dimensional vector algorithm are input through the meter-marked cable to measure groundwater velocity and flow direction in real time.
920 controller
The controller consists of a data processor, signal acquisition card, data export and upload, display, waterproof and dustproof keyboard, printer, and screwdriver handle.
920 Handheld Device
The handheld device wirelessly connects to the 920 controller, allowing for remote operation and display, making it very convenient to use.
Measurement
Conventional Indicators
01 Velocity
02 Flow Direction
03 Water Temperature
04 Water Level
05 Top View
06 360° Panoramic View
Expandable Parameters
01 Full-spectrum scanning
02 Qualitative characterization of characteristic pollutants
03 Identification of novel pollutants
04 Groundwater ammonia nitrogen detection
05 Manganese and other heavy metals
06 PH
07 Conductivity
08 Dissolved oxygen
09 Turbidity
10 Redox potential
11 Customizable for special requirements
Main Specifications
Parameter | Specification |
Monitoring well size | Wells with a minimum diameter of 5 cm |
Working depth | 500 meters |
Velocity measurement range | 0~30mm/s |
Velocity accuracy Measurement |
0.01um/s |
Azimuth accuracy Measurement |
±1° |
Maximum water pressure | 750 meters water column |
Power supply | DC12V or AC220V |
Probe size | 4.5cm x 66cm |
Probe weight | < 3kg |
Probe Material | 316 Series Stainless Steel |
Cable Dimensions | 0.8 cm outer diameter (customer-specified length 30-500 meters) |
Cable Jacket Material | Polyurethane (cable meets green environmental standards) |
Probe Environmental Adaptability | Meets temperature range of 4°C-70°C |
Controller Operating Temperature and Humidity |
-20°C-60°C, ≤90%RH |
Well Logging Operation | Top View and 360° Surround View |
Monitoring Visual Clarity | 2.7 mm x 2.4 mm |
Applications
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