MWD

CN | EN | PYC

Customer Login

Product Overview

Services

Business Segments

About Us

News & Resources

MWD

The MWD tool is offered in a retrievable design with a bottom-mopunt pulser, utilizing reliable positive mud pulse technology. The surface system supports both wired andd wireless data transmission modes for real-time communication, features universal plug-and-play sensor interfacesand includes automated detection and report generation capabilities.

Download Technical Datasheet

CN EN RU

Product Specifications

Features

● Wired & wireless dual-mode communication

● Modular design for easy maintenance and upgrades

● Configure high-accuracy sensor assembly

● Optional Gamma & Depth Tracking System

Application

● Coal mining

● Oil & Gas drilling

● Trenchless tunneling

● Directional / horizontal wells

Specifications

Measurement Specifications
Inclination	0 - 180°, ±0.1°
Azimuth	0 - 360°, ±1.0°
High-side Toolface	0 - 360°, ±0.5°
Magnetic Toolface	0 - 360°, ±0.5°
Depth (Option)	0 - 9,999.99 m (32,800 ft), 1%
Gamma (Option)	Range& Accuracy: 0 - 1,000 API, ±10% Vertical Resolution: 172 mm (6.75″) Sensitivity: 1.5 CPS/API Data Storage: 300h @ 10s interval
Environmental Specifications
Mud Viscosity	≤140s
Mud Density	≤2.5 g/cm³
Sand Content	<1% by volume recommended; <3% by volume maximum
Flow Range	10 - 55 L/s (160 - 900 gpm)
Signal Height	0.5 - 2.0 MPa (70 - 290 psi)
Max. Downhole RPM	250 rpm
LCM Tolerance	57 kg/m³ (20 lb/bbl) fine/medium nut plug, short fiber
Max. Operating Temperature	150°C (302°F)
Max. Operating Pressure	120 MPa (17,500 psi)
General Tool Specifications
Product Model	301
Tool OD	Φ48 mm (1.875″)
Flow Sub OD	Φ121, 159 - 171, 203, 241 mm (4.75″, 6.25″ - 6.75″, 8″, 9.5″)
Battery Life	180h (with Gamma); 200h (without Gamma)
Data Storage	300h @ 10s interval