Technical Specifications
| Item | Specification |
|---|---|
| Truck Chassis | SINOTRUK / SHACMAN / Optional |
| Wireline System | Single Drum / Dual Drum |
| Cable Capacity | 3000–9000 m (Optional) |
| Cable Diameter | Customized |
| Winch Pull Force | 25–50 kN |
| Line Speed | Adjustable |
| Hydraulic System | Full Hydraulic Drive |
| Hydraulic Brand | Rexroth / Danfoss |
| Control System | Integrated Digital Control |
| Operator Cabin | Air-conditioned Logging Cabin |
| Power Supply | Diesel Generator / PTO |
| Working Environment | Desert / Mountain / Cold Region |
Key Components of a Truck Mounted Wireline Unit
The stable overall performance of a Truck Mounted Wireline Unit relies on coordinated operation of all core subsystems, rather than any single independent component. Optimized assembly configurations of this Truck Mounted Wireline Unit help improve logging efficiency at oilfield sites, eliminate potential safety risks on location, and extend service life under complicated terrain and harsh working environments.

1.Wireline Winch: Performs stable lowering and retrieval of logging cables, designed to match different maximum well depths and various wireline operation types.
2.Logging Cable Drum: Securely stores logging wireline, with adjustable internal capacity to fit cable length requirements of different field projects.
3.Operator Control Compartment: Integrates manual operation panels, real-time monitoring meters and field communication devices to guarantee accurate downhole logging operations on site.
4.Hydraulic Drive Assembly: Provides stable power for all cable handling equipment, ensuring continuous smooth operation under heavy-duty, severe field working conditions.
Onboard Power Generation Module: Delivers continuous power supply for downhole logging detectors and supporting auxiliary equipment during all outdoor oilfield operations.
All the above modular components are installed on a single mobile truck chassis to form a complete Truck Mounted Wireline Unit. This integrated mobile logging setup shortens equipment deployment time at wellsites, simplifies daily operation procedures, and allows customized hardware adjustments to meet unique demands of various downhole logging projects.
Truck Mounted Wireline Unit Selection Guide
Selecting a qualified Truck Mounted Wireline Unit requires full consideration of actual downhole working conditions, rather than simply referring to chassis size or external parameters. To ensure theTruck Mounted Wireline Unit matches your field logging tasks perfectly, please evaluate the following key factors before purchase:
1.Maximum Logging Depth Configure the winch load capacity and drum volume of the Truck Mounted Wireline Unit according to your actual cable length and maximum well depth, to guarantee stable cable lifting and lowering during long-distance downhole operations.
2.Service Application Scope Confirm your business scenarios to customize the functions of the Truck Mounted Wireline Unit, including open-hole formation evaluation logging, cased-hole casing integrity inspection, production flow and pressure monitoring, and daily downhole intervention maintenance.
3.Truck Chassis Spec Pick Select a suitable chassis for the Truck Mounted Wireline Unit based on local road conditions, on-site load limits and regional after-sales support conditions, ensuring smooth transportation and stable field operation.
4.Power Output & Hydraulic Reliability Check the overall power system and hydraulic performance of the Truck Mounted Wireline Unit to ensure continuous, stable output and meet long-time, high-intensity field logging requirements.
5.Modifiable Customization Scope Cooperate with professional manufacturers to realize personalized configuration of the Truck Mounted Wireline Unit, including winch structure, control cabin system, generator parameters and hydraulic assembly, to adapt to different oilfield operation standards.
A reasonably configured Truck Mounted Wireline Unit can effectively improve logging efficiency, reduce equipment failure downtime, and provide stable and reliable wireline logging and intervention services for various complex oil and gas field environments.

Which Wireline Operations Can It Support?
A Truck Mounted Wireline Unit is designed to support a wide range of wireline logging and well intervention operations. Its integrated winch system, control cabin, and power supply allow operators to perform different services using a single mobile platform.
Common wireline operations include:
- Open-hole logging for formation evaluation and reservoir analysis.
- Cased-hole logging for well integrity inspection and production monitoring.
- Production logging for measuring flow rates, pressure, and fluid distribution.
- Memory logging for data acquisition in remote or challenging well conditions.
- Well intervention support for routine maintenance, troubleshooting, and downhole operations.
With flexible configuration options, a Truck Mounted Wireline Unit can be adapted to different well depths, cable specifications, and operational requirements, making it suitable for both oil and gas field service projects.
1.Can the wireline unit be configured for future upgrades?
Yes. The modular design allows future upgrades of the winch, control system, hydraulic components, and auxiliary equipment as operational requirements change.
2.What information helps speed up the quotation process?
Providing well depth, cable specifications, preferred chassis, working environment, and required logging services helps us recommend the most suitable configuration more efficiently.
3.Does Jiayun provide operator training?
Yes. Operation guidance and technical documentation can be provided to help operators become familiar with equipment installation, operation, and routine maintenance.
4.What certifications are available?
Configurations can be supplied according to different market requirements. Available certifications depend on the destination country and chassis selection.
5.Are spare parts available after delivery?
Yes. Jiayun provides technical support and spare parts supply to help customers maintain long-term equipment performance.
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