ror . In this project , the 3D scan captured the entire geometry of the leg structure with unparalleled detail overcoming traditional methods .
Understanding how a steel structure behaves under stress is a critical component of engineering analysis . 3D scanning facilitates direct comparison between the structure in its unstressed ( neutral ) state and its stressed state during operation . In the case of the jack-up leg , there were concerns about unexpected contact points between the leg and the supporting structure . This problem could not be accurately diagnosed without understanding how the structure deformed under load .
3D scanning offers several benefits for stress analysis , including visualizing deformations , pointing issues , and providing comprehensive stress mapping . Engineers can visualize changes in structure shape or alignment ,
distinguish between deformations and tolerance-related deviations , and identify targeted corrective measures . Unlike traditional methods , 3D scans offer a holistic view of stress impacting the entire structure .
In this project , the 3D scanner allowed Jacking Solutions ’ technical team to identify specific areas where structural deformation caused the leg to contact unintended parts of the barge . This analysis revealed that certain deformations were stress-induced , while others fell within allowable tolerances . This distinction was critical in formulating a cost-effective solution .
One of the most transformative advantages of 3D scanning is the ability to use the captured data long after the engineers have left the site . This ensures that the information remains accessible for future reference , enabling ongoing analysis , reevaluation , and decision-making .
Jacking Solutions utilizes 3D tools for their speed , efficiency , portability , advanced software integration , and high-resolution outputs . These tools minimize downtime and maximize productivity during fieldwork , making them ideal for challenging environments like offshore platforms and construction sites . They also enable automated processing , comparison , and reporting through software integration , making them indispensable for detecting subtle defects or deformations .
In conclusion , the use of 3D scanners and Jacking Solutions ’ methodology represent a paradigm shift in the analysis of steel structures . By enabling comprehensive data acquisition , stress comparison , and long-term data utility , these tools are empowering engineers to tackle complex challenges with greater precision and efficiency .
MOVING TOWARDS LOW CARBON FUTURE
The offshore drilling sector is going green to reduce its carbon footprint . This shift involves new technologies , digital tools , Artificial Intelligence , and methods to lower emissions for a greener fleet . Common green approaches include offshore wind farms and undersea cables connected to onshore power . A rig that is anchored burns less diesel than a mobile one . In the future , green methanol may replace traditional diesel fuel .
The International Petroleum Industry Environmental Conservation Association ( IP- IECA ) points out several tools and steps to boost energy savings . These include smart drilling plans , good rig design and upkeep of how rigs move and stay in place , systems that smooth out waves , more flexible power-making , closed power systems , ways to handle power spikes when drilling , systems to reuse heat , and heat tracing .
IPIECA suggests additional ways to reduce emissions , such as optimizing cooling water systems , utilizing energy storage , and combining hydrogen and methanol injection . They also recommend incentivizing rig owners with contract bonuses for reducing fuel usage . Using data analysis and digital tools to keep an eye on emissions inside the company is another idea ; they recommend looking into different fuel or power options .
The global energy transition towards cleaner , renewable energy sources presents both challenges and opportunities for jack-up rig operators and manufacturers . As offshore oil and gas operations adapt to changing demands , stakeholders are rethinking their strategies to remain relevant in a low-carbon future .
6 | January-February 2025 | www . rigsbargeworld . com