Specially engineered for the drainage of deep Coalbed Methane (CBM) reservoirs (depth ≥2500m), this system utilizes a hydraulically driven downhole pump to efficiently discharge wellbore liquids, formation water, and sand-laden fluids. By reducing bottom-hole back pressure and optimizing reservoir seepage conditions, it significantly enhances gas well recovery efficiency. Built to withstand extreme conditions, the equipment is highly resistant to high temperatures, high pressure, sand, and abrasion. It effectively tackles common challenges in deep wells, such as rod/tubing wear, corrosion, scaling, and coal fines blockage. Integrated with an intelligent control system, the unit enables real-time parameter monitoring, remote regulation, and fault early warning. This establishes a smart drainage framework of "surface drive – downhole execution – remote management," allowing for continuous, unmanned operation and providing core equipment support for the efficient development of deep coalbed methane.
Specially engineered for deep Coalbed Methane (CBM) reservoirs at depths of ≥2500m, this hydraulic pump system features comprehensive structural optimization designed to tackle the complex downhole conditions and operational challenges unique to deep wells. With its compact footprint and highly integrated design, it delivers exceptional adaptability to harsh environments, superior operational reliability, and full-cycle intelligent control.
This system features a split configuration with a surface hydraulic power unit and a downhole pump. This design ensures smooth and reliable power transmission, making it highly adaptable to deep, directional, and horizontal wells exceeding 3500 m in depth. Furthermore, it significantly reduces the complexity of downhole installation and maintenance, while minimizing the failure rate.
The core flow passage components feature a robust design engineered to withstand high temperatures, high pressures, sand, and abrasion. They effectively resist corrosion from high-salinity media and erosion caused by sand particles and coal fines, significantly extending the equipment's downhole service life.
This integrated control unit combines a PLC, VFD (Variable Frequency Drive), HMI (Human-Machine Interface) touch screen, and a mobile app. It collects full-range operational parameters—such as pressure and flow rate—in real time, enabling adaptive adjustments to working conditions and remote visual monitoring.
This system establishes an integrated collaborative framework of "surface drive – downhole execution – remote management & control". It supports seamless switching between local and remote modes, enabling fully unattended, 24/7 continuous and stable operation.
This structure features optimized flow channels and tubing string compatibility, specifically engineered to tackle critical challenges in deep wells—such as eccentric wear, scaling, and coal fines blockage. It ensures a consistently unobstructed drainage path, significantly enhancing the long-term operational stability of the system.
Specially engineered for deep coal seam gas reservoirs at depths of 2500m and beyond, the system is built to withstand high temperatures, high pressures, abrasion, and corrosion. It effectively tackles critical downhole challenges—such as eccentric wear, scaling, and coal fines blockage—significantly extending the workover cycle.
By utilizing a surface hydraulic drive to power the downhole pump, this system fundamentally eliminates rod-tubing wear. It is fully compatible with various complex well trajectories, including vertical, deviated, and horizontal wells.
Equipped with an integrated intelligent control system, the unit enables real-time monitoring of operational parameters, remote regulation, fault early warning, and adaptive adjustments. It supports seamless dual-mode control (local/remote) for fully unattended operation, significantly reducing O&M costs and system downtime.
Featuring a split, reinforced structural design and specially optimized core components, the system significantly minimizes the risk of downhole failures. This ensures the long-term, highly efficient development of deep coalbed methane reservoirs.
Tailored for reservoirs at depths of 2500 meters and beyond, the system is engineered to withstand high temperatures, high pressures, abrasion, and corrosion. It effectively tackles critical downhole challenges—such as scaling, coal fines blockage, and medium corrosion—ensuring stable and continuous deep reservoir exploitation.
By utilizing a surface hydraulic drive to power the downhole pump, this rodless system fundamentally eliminates rod-tubing wear. It significantly extends pump inspection and workover cycles, and is fully compatible with various complex well trajectories, including vertical, deviated, and horizontal wells.
Equipped with an intelligent control system, the unit supports remote monitoring, fault early warning, and fully unattended operation, significantly reducing O&M costs. Its robust split structure ensures long-term continuous stability, meeting the demands for precise drainage and production control.
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