Refining
Troubleshoot and optimize debutanizer columns in hydrocrackers
Saudi Aramco’s Riyadh refinery operates a series-flow, single-stage hydrocracking unit (HCU) in recycle high-conversion mode. The unit underwent a revamp in 1983 and presently processes a mixture..
Case history: New developments with lower catalyst-to-feed ratios for FCC units
A study was conducted using a series of FCC catalysts that included reduced rare-earth content and increased zeolite Y quantity systems. The goal was to raise gasoline yield along with greater yields of olefins.
How to select the ‘best’ fired heater for your operations
With the fluctuation of natural gas pricing, it is important to evaluate technically feasible solutions and choose the most economical alternative. Ultimately, this leads to a simpler and more cost-effective solution.
Successfully design fired heaters using ultra-low-NOx burners
Recent environmental regulations mandate that refinery and petrochemical industries reduce nitrogen oxide (NOx) emissions. Emissions legislations are constantly under review, and they differ from coun..
Tune up the ‘sweetening’ process for your facility
Novel catalysts can improve the oxidation of thiols (RSH) found in light oils. Thiols in petroleum products, such as liquefied petroleum gas (LPG) and light straight-run naphtha (LSRN), usually found ..
Optimize crude preheat train to balance efficiency and operability
Critical attention must be paid when designing the crude distillation unit (CDU) preheat train. Many pitfalls can easily lead to unnecessary expenditures or unsatisfactory operations. Key design crite..
HP Boxscore Construction Analysis: India’s refining capacity expands to satisfy surging demand
Both public and private refiners are planning or have already commenced major expansion and upgrade projects, with several working to develop new grassroots facilities.
HP Viewpoint: Brief overview of India’s upstream
Over the last few decades, the Indian upstream sector has evolved through three different regulatory regimes—nomination, pre-new exploration licensing policy (NELP)/limited bid rounds and, finall..
HP Industry Perspectives: Marine fuels: Not clear sailing ahead
Major changes are unfolding that will impact the marine shipping industry. Within the next decade, tighter environmental rules will be in place, changing fuels used to propel international and domesti..
HP Brief
Major energy supply and flare reduction project in IraqSouth Gas Co., Shell and Mitsubishi have joined together to form Basrah Gas Co. (BGC), which will oversee what the group claims to be “the l..
- CTCI awarded $417-MM EPC contract to build ethylene storage in Qatar 11/15
- Russian refineries cut oil runs due to losses, closures loom 11/15
- Spain's Moeve swings to quarterly loss on weak refining margins 11/15
- Asia naphtha supply expected to remain tight over next two years 11/15
- Countries, companies lag in response to tackle methane emissions, U.N. says 11/15
- U.S. energy draws up a wish list for new Trump administration 11/15
