June 2013


Special Report: Process/Plant Optimization

Troubleshoot and optimize debutanizer columns in hydrocrackers
Ramaseshan, V., Al-Khani, A., Saudi Aramco

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
Levinbuk, M., RAS, A.V. Topchiev Institute of Petrochemical Synthesis, Gubkin Russian State University of Oil and Gas; Maksimov, I., Kuznetsov, S., JSC, Gazpromneft; Galkin, V. V., Makhiyanov, V., Gazprom Neft

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
Shahani, G., Remster, J., Ma, D., Hashmi, O., Linde Engineering North America, Inc.

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
Ahamad, S., Vallavanatt, R., Bechtel Corp

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..

Can process automation increase energy efficiency?

Energy efficiency doesn’t imply producing less to reduce energy consumptions, but rather improving plant productivity and effectiveness, allowing plants to produce the same amount of product with fewer resources.

Tune up the ‘sweetening’ process for your facility
Garg, M. O., Indian Institute of Petroleum, Council of Scientific and Industrial Research; Kumar, S., Indian Institute of Petroleum; Ganguly, S. K., Das, G., Sain, B., CSIR-Indian Institute of Petroleum

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 ..

Recover from a steam reformer tube rupture

Most operational problems in the hydrogen plant occur at the steam reformer. The steam reformer is typically operated at high temperatures (810°C process gas) and high pressures (20 atmg) to maxi..

Optimize crude preheat train to balance efficiency and operability
Zhang, J., Foster Wheeler

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..

HPI Focus: Energy Efficiency

Are you using pinch technology effectively in your daily operations?—Part 1
Milosevic, Z., KBC Process Technology Ltd.; Rudman, A., Brown, R., KBC Process Technology

Pinch technology is the most rigorous, systematic and best documented methodology for process design.1–3 Nearly all optimization projects for heat recovery are conducted with some form of pinch a..


HP Reliability: Gain more flexibility with special liners for reciprocating compressor cylinders
Bloch, H. P., Hydrocarbon Processing Staff

By changing only the crank-end head, piston and rod assembly, the same cylinder body can be mounted on any of the common 5-in. to 7-in. stroke compressor frames that have been manufactured in the last five decades.

HP Integration Strategies: Making the case for control systems migration
Hill, D., ARC Adivsory Group

As the control-system end users gathered at ARC Advisory Group’s recent World Industry Forum in Orlando, Flordia, for a workshop focusing on control-system migration, it became apparent that agin..

HP Boxscore Construction Analysis: India’s refining capacity expands to satisfy surging demand
Nichols, L., Hydrocarbon Processing

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
Nair, S.V., Cairn India Ltd.

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 Automation Safety: Maintenance capability: Does it matter in the long term?
Goble, W., exida LLC

I remember working in a test department, where a particular technician, known as Mike, seemed to destroy a significant percentage of the equipment he worked on. Since he reported to me, I tried extra ..

HP Industry Perspectives: Marine fuels: Not clear sailing ahead
Romanow, Stephany, Hydrocarbon Processing Staff

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
Thinnes, Billy, Hydrocarbon Processing Staff

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..

HP Impact: US LNG exports to alter Asian gas market
Thinnes, Billy, Hydrocarbon Processing Staff

Gas buyers in Japan and South Korea are expected to benefit most from potential liquefied natural gas (LNG) exports, while Australian producers and European wholesalers could be under pressure. The tw..

HP Impact: US electricity demand sinks, while coal captures market share from gas
Thinnes, Billy, Hydrocarbon Processing Staff

US electricity demand in April 2013 was the lowest monthly demand the country has seen in three years, as April temperatures trended warmer for the East Coast and West Coast, while a core of well-belo..

HP Impact: A glance at the 2014 NOx control market
Thinnes, Billy, Hydrocarbon Processing Staff

Stationary sources around the world will spend $11 billion in 2014 for capital equipment and consumables to control NOx. This is the latest projection in a report published by McIlvaine Co.The utility..

HP Impact: Biodegradable plastics demand should grow 15% annually from 2012 to 2017
Thinnes, Billy, Hydrocarbon Processing Staff

According to a new IHS Chemical global market research report, mounting consumer pressure and legislation, such as plastic bag bans and global warming initiatives, will increase demand for biodegradab..

HP Innovations
Blume, Adrienne, Hydrocarbon Processing Staff

Corrosion coating adds to petrochemical safetyPetrochemical plants are expected to remain safely and efficiently operational for decades, with little downtime and unplanned maintenance. To protect equ..

Free Literature
Meche, Helen, Hydrocarbon Processing Staff

Fires and explosions are a growing liability concern for oil and gas industry professionals Oil and natural gas industry operations managers and health and safety managers, as well as plant and f..

New Developments
Meche, Helen, Hydrocarbon Processing Staff

Portable gas-detection test and calibration station saves time and money in industrial applications The Dräger X-dock device is claimed to provide automatic bump tests, calibration, reduced ..

Show Preview

India’s thirst for energy to be addressed at IRPC
Thinnes, Billy, Hydrocarbon Processing Staff

International Refining and Petrochemical Conference (IRPC) 2013New Delhi is an international city with numerous attractions. It is the home of the Qutub Minar, the tallest minaret in India. The c..