Ground Time Domain Electromagnetic Loop Exploration Equipment Tranisent Electromagnetic Device Electromagnetic Receiver And Transmitter For Deep Exploration
Ground Time Domain Electromagnetic (TEM) Loop Exploration Equipment is a specialized geophysical instrument used for subsurface investigations and deep exploration. This equipment combines a transient electromagnetic device, electromagnetic receiver, and transmitter to measure and analyze the electromagnetic response of the subsurface.
The equipment typically consists of a loop or coil configuration, which serves as the transmitter and receiver of electromagnetic signals. The loop is placed on the ground surface or towed behind a vehicle, and the transmitter sends short pulses of electromagnetic energy into the ground. The receiver measures the resulting electromagnetic response, capturing the decay of induced currents over time.
By analyzing the recorded signal decay, geophysicists can infer important subsurface characteristics, such as variations in resistivity, the presence of conductive or resistive layers, and geological structures. The data obtained from the electromagnetic receiver and transmitter are processed and interpreted to create subsurface models and maps, aiding in the identification of potential mineral deposits, groundwater resources, or geological anomalies.
One of the significant advantages of ground TEM loop exploration equipment is its ability to achieve deep exploration depths. By using powerful transmitters and highly sensitive receivers, it can probe the subsurface to considerable depths, providing valuable information for geological and geophysical studies.
| Number of channels: 1 channel (expandable to 3 channels) |
| Preamplifier gain: 8, 32 times |
| Main amplifier gain: 1,2,4,8,16,32,64,128 times |
| Pass band: 0 ~ 50KHz (linear phase filter), 0 ~ 400kHz for full pass. |
| Power frequency suppression: ≥ 80dB |
| A / d bits: 16 bits |
| Minimum sampling interval: 1 μ s |
| Total frequency difference of crystal oscillator: ≤ 5 × 10-9 |
| Number of channels: ≤ 128 |
| Stacking times: 1-9999 |
| Synchronization mode: cable synchronization |
| GPS + quartz clock synchronization |
| Power supply: built in 12V rechargeable battery (or external 12V battery), working time ≥ 10h |
PDA: Windows Mobile 6.0 system, 320 × 240 true color, 64MB flash ROM / 64MB SDRAM,
1GB CF card, can store data of no less than 100000 measuring points, Bluetooth, infrared, serial port. |
| Volume: 340 × 295 × 152mm3 |
| Weight: 5.3kg |
| Working temperature: - 10 ºC~ + 50 ºC |
The transient electromagnetic method, which is sensitive to low resistance anomalies and has high signal intensity and lateral resolution, was used to detect the mining area in the area. The survey results identified several anomalous areas, and combined with the later drilling data, the spatial spread of the underground hidden mining area in the mine area was successfully detected. It provided basic data from geophysical exploration for the prevention and control of geological disasters in the mine area.
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About Us
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd is specialized in manufacturing and developing of Geophysical Exploration Instrument such as Resistivity Meter, IP Instrument, Resistivity Image, Seismic Instrument, Electromagnetic Instrument, Borehole Camera, Borehole Logging System, Water Level Meter; Borehole Drilling Equipment including Core/ Water Well/ Tunnel/ Engineering/ Anchor Drilling Rigs&Accessory and Geodetic Surveying Instrument(GNSS RTK System, Total Station, GIS Mapping and Echo Sounder.
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