Technical Excellence

Emission Reduction by the Use of Supercritical CO2 Cycles

Emission Reduction by the Use of Supercritical CO2 Cycles

This paper examines the feasibility of power generation for a LNG Liquefaction facility and makes a comparison of such a system to traditional simple cycle gas turbines and combined cycle systems.

March 26, 2014 By: Cyrus B. Meher-Homji, Turbomachinery Technology Manager
Water Conservation at Construction Project

Water Conservation at Construction Project

This paper details the water conservation evaluation of alternatives and cost/benefit analysis based on current and predicted water usage for mine development projects.

June 04, 2013 By: Tami Haase, Environmental Consultant
Random Vibration Theory-Based Soil-Structure Interaction Analysis

Random Vibration Theory-Based Soil-Structure Interaction Analysis

This paper presents an alternative approach of performing seismic soil structure interaction (SSI) analysis.

September 03, 2012 By: Farhang Ostadan, Earthquake Engineering Manager
A New Modular Paradigm in Building Information Modeling

A New Modular Paradigm in Building Information Modeling

As a case study of this new approach we will look at Bechtel Civil’s Project Planning and Development (PPD) design for a new community in Angondje, Libreville, Gabon where 6,000 dwelling units using 21 different building types for a population of 30,000 people were produced.

April 07, 2012 By: Guest Author
NEPA Compliance for Licensing a Nuclear Small Modular Power Plant

NEPA Compliance for Licensing a Nuclear Small Modular Power Plant

The National Environmental Policy Act (or NEPA), signed into law on January 1, 1970, requires that all federal agencies funding or permitting projects—including nuclear power plants—make those decisions in full consideration of the impact to the natural and human environment.

December 13, 2011 By: Guest Author
Design of Immobilized Cell Bioreactors for Chemical Agent Hydrolysate Treatment

Design of Immobilized Cell Bioreactors for Chemical Agent Hydrolysate Treatment

The Pueblo Chemical Agent-Destruction Pilot Plant is being constructed for demilitarization of chemical weapons stored at the U.S. Army Pueblo Chemical Depot, Pueblo, Colorado.

November 28, 2011 By: Guest Author
Thermo-Economic Analysis of Combined Cycle Based Liquefaction Plants

Thermo-Economic Analysis of Combined Cycle Based Liquefaction Plants

This paper will examine heat integrated combined cycle approaches applied to the ConocoPhillips Optimized Cascade® Process and will address both industrial and aeroderivative gas turbines.

March 23, 2011 By: Farhang Ostadan, Earthquake Engineering Manager
Stability Studies for System Dependent Generator Protection Functions

Stability Studies for System Dependent Generator Protection Functions

This paper will provide a basic overview of stability studies and system dependent protection functions, will identify the required generation and transmission system parameters, present guidelines to perform a comprehensive study through an actual example, and will assist the generation and transmission engineers to achieve the desired result for system dependent generator protection functions.

February 06, 2011 By: Guest Author
Structure-to-Soil-Structure Interaction Analysis: A Case Study

Structure-to-Soil-Structure Interaction Analysis: A Case Study

A case study, showing the importance of explicit modeling for SSSI analysis of the Hanford Waste Treatment Plant Pretreatment Facility Complex, is presented in this paper.

May 05, 2010 By: Guest Author