| Type: | Core Drill |
|---|---|
| Usage: | Coring |
| Certification: | CE, ISO |
| Application: | Reaming |
| Industry: | Geological Survey |
| Payment Term: | Tt or LC |
| Samples: |
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| Customization: |
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some additional details about diamond reamers:
Reamer wear mechanisms: Diamond reamers can experience wear due to various mechanisms encountered during drilling operations. Some common wear mechanisms include abrasion, impact, thermal degradation, and chemical degradation. Manufacturers and operators continuously work on developing wear-resistant materials, coatings, and cutter designs to minimize wear and extend the reamer's operational life.
Reamer hydraulics optimization: The hydraulic performance of diamond reamers plays a crucial role in their effectiveness during drilling operations. Optimizing the reamer's hydraulic flow path helps ensure efficient cuttings removal from the wellbore and minimizes the risk of hole cleaning issues. Computational fluid dynamics (CFD) modeling and testing are used to refine the reamer design and achieve optimal hydraulic performance.
Reamer compatibility with rotary steerable systems (RSS): Rotary steerable systems are often used in directional drilling to control the wellbore trajectory. Diamond reamers can be designed to be compatible with RSS tools, allowing for simultaneous drilling and wellbore enlargement. This integration enhances drilling efficiency, reduces operational time, and improves overall wellbore quality.
Reamer anti-stalling features: Stalling or getting stuck in the wellbore is a common challenge during drilling operations. To mitigate this, some diamond reamers are equipped with anti-stalling features. These features help prevent the reamer from getting stuck by reducing the risk of cuttings accumulation around the reamer body and improving the tool's ability to navigate through challenging formations.
Reamer real-time monitoring and control: Real-time monitoring and control of diamond reamer performance are becoming increasingly prevalent in drilling operations. Sensors embedded in the reamer can provide data on various parameters, such as torque, weight on bit, vibration, and temperature. This data is transmitted to the surface in real-time, allowing drilling operators to make informed decisions and optimize drilling parameters for improved reamer performance.
Reamer compatibility with drilling automation: Automation is revolutionizing the drilling industry, and diamond reamers can be integrated into automated drilling systems. By incorporating reamer functionality into the automated drilling process, operators can achieve precise control over wellbore enlargement and improve drilling efficiency. Automated systems can adjust reamer parameters in response to real-time data, optimizing the drilling process and reducing human intervention.
Reamer management software: To facilitate efficient reamer selection, deployment, and performance evaluation, specialized software tools are available. These software tools assist drilling engineers and operators in analyzing drilling data, predicting reamer performance, and optimizing reamer runs. By leveraging data analytics and modeling capabilities, these tools contribute to improved decision-making and drilling performance.
Reamer advancements in non-drilling applications: Diamond reamers are not limited to drilling applications. They are also used in other industries such as mining, construction, and manufacturing. In these applications, diamond reamers are employed for tasks such as precision hole enlargement, surface finishing, and material removal. The versatility and durability of diamond reamers make them valuable tools in various industrial processes.
Diamond reamers continue to evolve and adapt to meet the ever-changing demands of the drilling industry. Ongoing research, technological advancements, and collaboration across the industry contribute to the development of innovative reamer designs, improved performance, and increased operational efficiency.
Model or type:
Specifications
| ITEM | DIAMOND BIT | Reaming shell | |||||
| "Q" Series Wireline assembly |
Size | Bit Outer Diameter | Bit Inner Diameter | ||||
| mm | inch | mm | inch | mm | inch | ||
| AQ | 47.60 | 1.88 | 26.97 | 1.06 | 48.00 | 1.89 | |
| BQ | 59.50 | 2.35 | 36.40 | 1.43 | 59.90 | 2.36 | |
| NQ | 75.30 | 2.97 | 47.60 | 1.88 | 75.70 | 2.98 | |
| HQ | 95.58 | 3.77 | 63.50 | 2.50 | 96.00 | 3.78 | |
| PQ | 122.00 | 4.80 | 84.96 | 3.35 | 122.60 | 4.83 | |
| Metric T2 Series | 36 | 36.0 | 1.417 | 22.0 | 0.866 | 36.3 | 1.429 |
| 46 | 46.0 | 1.811 | 32.0 | 1.260 | 46.3 | 1.823 | |
| 56 | 56.0 | 2.205 | 42.0 | 1.654 | 56.3 | 2.217 | |
| 66 | 66.0 | 2.598 | 52.0 | 2.047 | 66.3 | 2.610 | |
| 76 | 76.0 | 2.992 | 62.0 | 2.441 | 76.3 | 3.004 | |
| 86 | 86.0 | 3.386 | 72.0 | 2.835 | 86.3 | 3.398 | |
| 101 | 101.0 | 3.976 | 84.0 | 3.307 | 101.3 | 3.988 | |
T Series |
TAW | 47.6 | 1.875 | 23.2 | 1.31 | 48.0 | 1.89 |
| TBW | 59.5 | 2.345 | 44.9 | 1.77 | 59.9 | 2.36 | |
| TNW | 75.3 | 2.965 | 60.5 | 2.38 | 75.7 | 2.98 |
|
| Reaming classification | |
| T series | T36,T46,T56,T66,T76,T86 |
| Cable series | AWL,BWL,NWL,HWL,PWL(Front end,rear end) |
| WT series | RWT,EWT,AWT,BWT,NWT,HWT(single tube/double tube) |
| T2/T series | T256,T266,T276,T286,T2101,T676,T686,T6101,T6116,T6131,T6146,T6H |
| WF series | HWF,PWF,SWF,UWF,ZWF |
| WG series | EWG,AWG,BWG,NWG,HWG(single tube/double tube) |
| WM series | EWM,AWM,BWM,NWM |
| Others | NMLC,HMLC,LTK48,LTK60,TBW,TNW,ATW,BTW,NTW,AQTK NXD3,NXC,T6H,SK6L146,TT46,TB56,TS116,CHD101 |
Q&A:
Q1. How does carbonate geology influence reamer selection?
A1. Solutions susceptibility, karst heterogeneity require chemically inert diamonds, centralized hydraulics to avoid washouts from irregular or soluble characteristics.
Q2. Why is monitoring rates of penetration important?
A2. Tracking penetration confirms parameters are optimized to safely maximize efficiency without premature component damage from non-productive drilling.
Q3. What factors impact directional reaming performance?
A3. Torque/drag, steering accuracy, surveying frequency, pressure control, stabilizer concentration are critical for hole quality/trajectory maintenance at high doglegs.
Q4. How does casing cementing benefit from reaming?
A4. Clean, stable holes provide consistent zonal isolation by improving cement bonding element placement sans channeling or irregular patterns.
Q5. What considerations apply for depleted carbonate reservoirs?
A5. Subsidence risks necessitate balanced pressures/fluids to avoid inducing further losses while characterizing remnant pay zones non-intrusively.
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