
在鉆井成本如此敏感的當下,開發商們正試圖尋求一種提高鉆井效率的方法,希望能夠辨別并及時解決鉆井效率低的問題,從而優化鉆井經濟效益、降低財政風險。
貝克休斯近期發布了WellLink系統,該系統通過把軟件中復雜的數據、鉆井報告和數據流轉化為易懂、可操作的實時信息來減少操作人員的無形損耗時間(ILT)。利用轉化得到的信息,操作人員可以快速辨別、評價并解決鉆井過程中出現的問題,比如:連接程序、循環次數和解扣速度(占正常操作時間的30%)等,從而提高鉆井經濟效率。
通過使用一套服務模型軟件,鉆井工作人員可以通過WellLink系統分析歷史和實時井場數據,并對比計劃、基準和偏移數據來快速識別低效鉆井問題。工作人員也可以無縫識別、探究ILT的根本原因,比起通過人工方法,利用WellLink系統分析鉆深-鉆時圖表、活動分析圖表和實時報告的結果要更清晰。關鍵性能警報器和儀表盤有助于工作人員采取積極措施來處理ILT相關問題,并實時監視相關操作,保證操作的持續改進。石油圈原創www.h29736.cn
貝克休斯的遠程操作服務產品和技術副總裁Celestine Vettical表示:“ILT是非常關鍵的效益指標,但傳統的手動流程往往不利于操作人員準確捕獲實時信息。WellLink系統使用最新的數字技術,幫助運營商了解性能缺陷,推進關鍵決策,從而降低施工成本?!?/span>
同時,WellLink系統可與SIGNALS鉆井咨詢系統兼容,能夠與貝克休斯全天候分析、解釋數據集的遠程協助人員工作相結合。通過因素分析,專家可進一步減少鉆井中的ILT。貝克休斯鉆井服務副總裁Tom Thissen表示:“WellLink系統可以對鉆井設計的可行性和影響力提供有價值的意見;該系統與SIGNALS系統結合,可以針對低效操作提供專業的建議和解釋,從而進一步提高鉆井效率,節約成本?!?/span>
強大的ILT鑒別能力
大多數提高鉆井性能的措施主要集中在減少由井筒問題和設備故障引起的停鉆時間。低效鉆井造成的ILT并沒有受到多數運營商的關注,然而這種時間卻占正常鉆井時間的30%之多。目前,一般通過手動分析鉆井報告來計算ILT,但通過WellLink系統的實時可視化和分析功能,可輕松得到準確的實時ILT。
WellLink系統通過分析歷史和現場實時數據,建立起綜合鉆井性能解決方案,基于網絡的儀表盤可以解釋應用程序和鉆井報告系統中的復雜數據,即時提供易理解、可操作的信息。該信息可通過一系列直觀的多級鉆井儀表盤、圖表和報警監測數據獲得,包括:
- 鉆井/起下鉆過程圖形可視化——實現鉆井問題和趨勢的可視化顯示,并對連接程序、循環次數、連接處造孔、鉆進速度和起下鉆速率進行評估。
- 員工KPI視圖——用戶可配置性能績效指標對比,包括建立工作人員安排表。
- KPI監控——帶有報警狀態的實時KPI可視化度量
- 低效性能識別(POT)——即時識別需要提高性能的區域
- 鉆深-鉆時圖——依據井的設計、偏移距或基準井來繪圖
- WellLink性能服務系統能夠顯示操作故障,通過對比不同井和鉆機的KPI來確定鉆井過程中的低效情況。
精準的ILT原因剖析
- WellLink系統能夠確定發生鉆井低效和性能缺陷的原因,幫助決策者尋找改進的可能,并為當前及后續鉆井制定解決方案。
- 上述方案能夠避免耗時較長的常規人工分析。此外,還可以為各種不同的工作程序提供更多的背景分析。
- 上述解決方案可以有效地篩選所有的關鍵數據,并確定ILT的根本原因。石油圈原創www.h29736.cn
完美的鉆井調整方案
- 通過即時探測并對比基準井的鉆進時間,糾正鉆井問題,提高鉆井性能,降低鉆井成本。
- KPI日常報告提供了鉆機性能信息,可以幫助決策者采取積極措施,改善低效鉆機的脫扣次數、連接次數、機械鉆速、井眼調節次數和低效鉆井時間等。
- 通過識別、分析性能數據確定了相應準則后,WellLink系統就可以設定操作范圍和控制,并對其進行實時監控和警報。通過上述功能建立一個閉環運行監測系統,有助于不斷改進鉆井作業。
功能與優點
- 可視化分析計劃-實際對比圖、POT、鉆機活動以及員工績效
––通過減小ILT、提高性能來提高操作效率
- 實時KPI儀表盤
––與基準指標進行高頻率對比
––有助于運營商提高油井產能
––即時識別操作漏洞,規避風險石油圈原創www.h29736.cn
- 可拓展的多井分析方法可系統監控并評量性能
––利用領先指標提供實現最優性能的指導意見
––支持“技術規范鉆井”進程以減少ILT
––識別并記錄最佳實踐操作
–通過管理服務提供最低成本計劃改善意見
- 兼容SIGNALS鉆井咨詢服務系統
––監控、驗證和解釋KPI
––提供包含減少NPT/ILT的“最優井推薦”發展方案
應用
- 鉆井規劃與建設
- 基準點確定和記分考核標準
- 回顧分析石油圈原創www.h29736.cn
- 人員和投資配置優化
- 遠程操作決策支持
貝克休斯此次WellLink系統的研發,大大滿足了運營商在當前經濟形勢下對高效鉆井的渴求。WellLink系統把傳統的復雜數據秒變成直觀易懂的數據信息,為操作者提供了可靠的操作依據,是提高鉆井效率、降低鉆井成本的良方。這也是鉆井技術的又一大跨度飛躍。
來自/Baker Hughes 譯者/丁志瑩 編輯/Leia
In today’s cost-sensitive drilling environment, operators are looking for opportunities to improve their drilling efficiency and reduce their financial exposure. Their ability to identify and remedy issues affecting efficiency can lead to improved drilling economics.?
Baker Hughes has announced the commercial release of its WellLink Performance service, designed to help operators reduce invisible lost time (ILT) by transforming the complex data buried within legacy applications, drilling reporting systems and data streams into real-time information that is instantly accessible and actionable. Using this information, operators can improve drilling economics by quickly identifying, investigating and mitigating common performance issues associated with drilling processes, such as connection procedures, circulating times and tripping speed—inefficiencies which can account for as much as 30% of normal uptime activities.
Delivered via a software-as-a-service model, the WellLink Performance service enables drilling teams to identify these inefficiencies immediately by analyzing historic and real-time wellsite data and comparing those data to planned, benchmark and offset data. The teams also can seamlessly identify and investigate ILT root causes on a degree much more granular than with common manual methods by reviewing charts that compare depth versus days drilled and activity analysis graphs and reports in real time. Key performance indicator alarms and dashboards help operators take proactive actions to improve ILT-related issues and monitor these actions in real time for continuous improvement across operations.
“Although ILT is a critical performance indicator, the manual processes commonly used to capture relative data points and calculate results have not given operators the real-time, accurate information they need,” said Celestine Vettical, V.P., Remote Operations Services Products and Technology at Baker Hughes. “The WellLink Performance service uses the latest in digital technology to help operators understand performance gaps, accelerate critical decision making and ultimately reduce well construction costs.”
The service also is compatible with the company’s SIGNALS Drilling Advisory service, which combines the WellLink software with remotely-located Baker Hughes personnel, who are available 24-7 to critically analyze and interpret the data sets. Through this analysis, the experts can identify opportunities to further reduce ILT during the drilling process.“The WellLink Performance service provides us with valuable insights into the viability and impact of our drilling programs,” said Tom Thissen, V.P., Drilling Services at Baker Hughes. “Further benefits can be realized by combining the software with our SIGNALS Drilling Advisory service to provide operators with expert insight and interpretation of operational inefficiencies to further improve efficiency and economics.”
Identify invisible lost time
Most drilling performance initiatives focus primarily on eliminating downtime caused by wellbore problems and equipment failures. What many operators can’t see is the invisible lost time (ILT) related to inefficiencies around drilling processes which can be as much as 30% of normal uptime activities.
Currently, it is common practice to manually analyze drilling reports to uncover ILT, but with the WellLink Performance service you can effortlessly expose this by leveraging the visualization and analysis capabilities in the application, in real time and to a greater degree of granularity than through manual analysis.
The WellLink Performance service applies analytics to historic and real time wellsite data to create a comprehensive drilling performance solution. Web-based dashboards interpret complex data buried inside legacy applications and drilling reporting systems to provide instantly accessible and actionable information.
- This insight can be obtained through a variety of intuitive, multilevel drilldown dashboards, plots, charts, and alarm monitor displays, including:
- Graphical views of various drilling / tripping practices – Real-time displays for immediate visualization of performance challenges and trends to evaluate connection procedures, circulating times, reaming at connections, rate or penetration, and tripping speed.
- Crew KPI view – User configurable crew performance KPI comparisons including support for setting up crew schedules
- KPI monitor – Real-time advanced KPI metrics and visualizations with alarm status
- Performance Opportunity Time (POT) – Instant identification of areas needing performance improvement
- Days vs. Depth – Plot current well against well plan, offset, or benchmarked well
The WellLink Performance service allows you to display the breakdown of operational activities and compare KPIs from multiple wells and rigs to identify inefficiencies during the well construction process.
Investigate the root cause of invisible lost time
- WellLink Performance allows you to proactively identify causes of drilling inefficiencies and performance gaps, enabling decision makers to recognize performance improvement opportunities and define mitigating actions for current and future wells.
- This solution eliminates time consuming manual analysis tasks including measuring flat time and deriving performance opportunities. Additionally, you will be able to drill down into various defined activities to provide you additional context to the analysis.
- This solution allows you to efficiently sift through all the key data points to find the root cause of your ILT.
Identify areas of improvement, learn from past experiences, and set performance expectations
- You can improve drilling and rig performance and reduce well construction cost by immediate detection and rectification of drilling problems through comparisons of drilling times against plans and benchmarks.
- Daily KPI reports provide individual rig performance information enabling decision-makers to take proactive actions to improve tripping times, connection times, gross ROP, hole conditioning times and flat time on low-performing rigs.
- Once you have identified the lessons learned from identifying and analyzing your performance data, WellLink Performance allows you to set operational limits and controls that can be monitored and alarmed against in real time. This capability creates a closed loop of operational monitoring that will help you drive continuous improvement across your operations.
Features and benefits
- Analysis and visualization of plan vs.actual, POT, rig activity, and crew performance
– Provides operational efficiencies by identifying opportunities to reduce ILT and improve top quartile performance
- Real-time dashboard of KPIs
– Actively compares values to benchmark metrics
– Offers decision making opportunities to improve well delivery
– Enables proactive identification of operational gaps to minimize risk
- Scalable, multi-well analysis to systematically monitor and measure performance
– Provides insight to drive “best in class” performance using leading indicators
– Supports “technical limit drilling” processes to reduce ILT
– Offers opportunity to identify and document best practices
– Provides insight into bottom line cost exposure improvement programs through managed services
- Compatible with SIGNALS drilling advisory service for enhanced insight
– Monitors, validates, and interprets KPIs
– Provides development of “best well recommendation” including NPT/ILT reduction opportunities
Applications
- Well planning and construction
- Benchmarking and score-carding
- Look-back analysis
- Personnel and portfolio optimization
- Remote operations decision support
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