Technical Papers

At NEI, we encourage our team in their pursuit of ongoing education and research. In many cases, this pursuit leads our engineers to publish technical papers for their peers in the industry. Please browse the information below to find papers that interest you and get in touch with us if you cannot find what you are searching for.

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2020

Thermal Resistivity Probe Comparison

1 file(s) 847.33 KB

Experimental Comparison of Multi-day Cable Loading

1 file(s) 428.22 KB

Reducing Project CAPEX with Accurate Medium Voltage Cable Sizing

1 file(s) 254.07 KB

2019

Understanding North American Electrical Codes to Reduce Electrical Injuries and Fatalities

1 file(s) 673.60 KB

High Resistance Grounding Analysis Using Symmetrical Components

1 file(s) 320.63 KB

Solar Plant Ampacity Case Study IEEExplore

1 file(s) 0.01 KB

2018

Concrete Duct Bank Thermal Resistivity and the Effect of Raw Material Sources

1 file(s) 78.31 KB

Distributed Generation Interconnections and Supplementing Anti Islanding Protection Applications

1 file(s) 322.75 KB

Underground Cable Ampacity A Fresh Look At Addressing The Future Electric Grid

1 file(s) 0.01 KB

2016

The Heat and Buried Cable Conundrum

1 file(s) 2.43 MB

Including Soil Drying Time in Cable Ampacity Calculations

1 file(s) 678.59 KB

Soil Thermal Instability and How to Include it in Underground Cable Ampacity Calculations

1 file(s) 875.80 KB

Engineering Thermal Resistivity of Concrete Duct Banks

1 file(s) 1.18 MB

Effect of Cable Diameter on Soil Drying

1 file(s) 352.81 KB

Cable Ampacity Calulations IAS Transactions

1 file(s) 609.60 KB

2015

On the Use of the Law of Times in Calculating Soil Thermal Stability and Underground Cable Ampacity

1 file(s) 269.31 KB

2014

Measurement of Soil Thermal Stability, Thermal Resistivity, and Underground Cable Ampacity

1 file(s) 260.84 KB

Application Guidelines for Transformer Connection and Grounding for Distributed Generation: An Update

1 file(s) 121.72 KB

2013

Commissioning Substation and Medium Voltage Switchgear Equipment and Some Lessons Learned

1 file(s) 154.32 KB

Selection of Distribution Feeders for Implementing Distributed and Renewable Energy Applications

1 file(s) 1.48 MB

Optimum Sizing and Placement of Distributed and Renewable Energy Sources in Electric Power Distribution Systems

1 file(s) 1.83 MB

Energy Efficient Design: Tools, Techniques and Applications to the Petroleum and Chemical Industry

1 file(s) 393.63 KB

2012

Arc Flash Hazard Reduction and The Effects of System Grounding, Bus Insulation

1 file(s) 1.04 MB

Designing Safe and Reliable Grounding in AC Substations With Poor Soil Resistivity: An Interpretation of IEEE Std. 80

1 file(s) 214.21 KB

Stand- Alone Residential Photovoltaic System: Conceptual Design and Cost Estimated

1 file(s) 498.80 KB

2011

Electrical Energy in the Petro-Chemical Industry: Where Are You Going

1 file(s) 601.01 KB

2001-2010

The Grounding Practices for Power Systems Above 600 Volts: A Practical View Point

1 file(s) 226.03 KB

The Energy Policy Act of 2005 and it’s Impact on Renewable Energy Applications in the USA

1 file(s) 216.75 KB

The Energy Policy Act of 2005 and it’s Impact on Distributed Generation

1 file(s) 309.04 KB

System Grounding and Ground-Fault Protection in the Petrochemical Industry

1 file(s) 1.26 MB

Substation Bus Design: Current Methods Compared with Field Result

1 file(s) 360.07 KB

Wood Transmission Structures: Structural Loading Calculations

1 file(s) 2.57 MB

Steel Grounding Design Guide and Application Notes

1 file(s) 102.14 KB

Energy Storage Systems and Renewable Energy in Rural Electrical Power Systems

1 file(s) 1.51 MB

Potential of Massively Deployed Sensors Applications in Substation Engineering

1 file(s) 111.73 KB

Electrical Safety Practices in Utilities and Personal Protective Grounding

1 file(s) 174.84 KB

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1991-2000

Selecting Distribution Feeders for Implementing Renewable Energy Applications

1 file(s) 353.82 KB

Power Quality & Harmonic Distortion on Distribution Systems

1 file(s) 744.40 KB

High-Resistance Grounding of Low-Voltage Systems: A Standard for the Petroleum and Chemical Industry

1 file(s) 725.16 KB

Low Voltage High Resistance Grounding for the Petroleum and Chemical Industry

1 file(s) 732.52 KB

Regulating Distribution System Voltages: Fundamental Concepts

1 file(s) 838.33 KB

Design of Steel grounding System in a Heavy Industrial Plant

1 file(s) 383.37 KB

Derating of Induction Motors Due to Waveform Distortion

1 file(s) 438.76 KB

Basics and Advances in Battery Systems

1 file(s) 1.03 MB

Assessment of Transformer Overloading Capacity

1 file(s) 356.49 KB

Arcing Fault Current and the Criteria for Setting Ground Fault Relays in Solidly-Grounded Low Voltage Systems

1 file(s) 466.89 KB

1981-1990

Use of the NESC in the Petro-Chemical Industry

1 file(s) 560.07 KB

Pipelines in Close Proximity to Power Systems

1 file(s) 536.48 KB

High Altitude Considerations of Electrical Power Systems and Components

1 file(s) 549.85 KB

Induction Motor Over Voltages and the Effect of Power Factor Improvement Capacitors

1 file(s) 573.35 KB

A Cathodically Protected Electrical Substation Ground Grid

1 file(s) 443.05 KB

Engineering A Legacy of Expertise