Developer with a professional approach to software development. Developed power cable ampacity calculation engine software based on nehermcgrath and iec60287, automated protective device coordination and evaluation algorithm, automated power system design. Today, the greater majority of utilities and cable manufactures have been using the iec287 standard 2 based on the neher mcgrath model. Ive been building web applications since the 1830s and have significant experience in.
Kenny carruthers is a senior software developer with over 18 years of professional experience. My current focus is freelance fullstack and python development im an experienced software developer with a broad knowledge of webtechnologies and. This specialized suite of on site, technical and software capabilities is critical to the proper performance of the solar facility of its average life span of 25 years. The paper described twodimensional highly symmetric simplified calculations which have formed the basis for many cable application guidelines and regulations. See the complete profile on linkedin and discover jasons connections and jobs. Cheslyn fielding software developer the delta studio. I enjoy working with smart, pleasant people to build interesting, useful software. Allen mcgrath software development manager at trader interactive norfolk, virginia area information technology and services. Calculations are in accordance with the industry accepted neher mcgrath calculation procedures.
Etap nuclear generation plants 94% of nuclear sites use etap operation technology, inc. Personal website and blog of david glenn, a uk based full stack software developer with a passion for building web apps. View gareth mcgraths profile on linkedin, the worlds largest professional community. The neher mcgrath equation was discovered by two cable engineers in 1957. Nehermcgrath calculations are important, especially if the design sizing will ever be fully loaded. Software tools is ideal for use in a software engineering course, for a second course in programming, or as a supplement in any programming course. Gareth mcgrath software developer guidewire software. The validation of the results obtained with the cymcap software provides increased confidence when upgrading existing power cable installations and designing new ones, thus maximizing the benefits. The 50 best electrical engineering software tools pannam.
We highly suggest that all results and calculation be made under the guidance of and licence professional engineer that specializes in this. Understanding the nehermcgrath calculation and the ampacity of. In the neher mcgrath nm equation, delta td, is a term added to the ambient temperature, ta, to compensate for heat generated in the jacket and insulation for higher voltages. Hundreds, if not thousands, of tools, mobile apps, and software products exist in the marketplace, all targeted to electrical engineering professionals. A prime example would be a data center application. The equation in section 31015b of the nec, called the neher mcgrath equation, is a more complex version of the fourier heat transfer equation.
Pdf the nehermcgrath method has been widely accepted as an accurate. As part of capsher, you will work on projects that will challenge you to master new skills and programming languages, design and implement solutions, and work as a team. It is cost effective, accessible anywhere, easily customisable, has improved interoperability, offers easier installation and. In addition to his development skills, he can make valuable contributions to product planning and processes. Rather than using software the relies on nehermcgrath, i use a finite element analysis package and build the models. Detailed graphical representation of virtually any type of power cable. Erfan khandaker software developer at synnex canada toronto, ontario, canada 170 connections. Etap nuclear generation plants pages 1 16 text version.
Jason mcgrath software developer ericsson linkedin. But, its not always easy for busy electrical engineers. View patsy klotz nehers profile on linkedin, the worlds largest professional community. Delta td is called the dielectric loss temperature rise and is insignificant for voltages below. Aug 28, 2017 kollmorgen updates its developer network software august 28, 2017 by david edwards kollmorgen says it has updated its developer network, added more functions and made it easier to use on mobile and desktop computer. Their first video game did not come until 1994, when they released kings field as a launch title for the playstation. In the nehermcgrath nm equation, delta td, is a term added to the ambient temperature, ta, to compensate for heat generated in the jacket and insulation for higher voltages. Jason mclaren senior software developer legend power. View jason mclarens profile on linkedin, the worlds largest professional community. This estimate is based upon 65 capgemini software engineer salary reports provided by employees or estimated based upon statistical methods. Nehermcgrath calculations are important, especially if the. The nehermcgrath approach for cable thermal calculation approach uses a userdefined load factor, whereas the iec 60287 approach assumes a unity load factor. Provide expert knowledge and understanding of software systems engineering processes. You create an instance of cabasic animation using the inherited initkey path.
See the complete profile on linkedin and discover aarons. If you are an incumbent, please notate accordingly in your cover letterresume. Mcgrath,the calculation of the temperature rise and load capability of cable systems, aiee transactions, part iii, volume 76, pp 752772, october, 1957. Patsy klotz neher ball state university greater seattle. A data center american english or data centre british english is a building, dedicated space within a building, or a group of buildings used to house computer systems and associated components, such. This site is where he thinks out loud about his work and tries to bring. The method is used whether the installations are in ambient air tables 1, 2, 3 and 4, or underground appendix d.
Neher mcgrath calculations are important, especially if the design sizing will ever be fully loaded. Founded by a man named fourier in the 1850s, equation no. The software is suitable for use with windows 7, 8. I assumed the role of sole contributor on a modernization project to migrate the sheriff departments traffic citation process from pen and paper to a webbased application running on mobile devices. This seminar serves power cable users by providing an indepth evaluation of the basic technical concepts related to cable ampacity. Alan zhang chongqing university san diego, california. Full compliance with north american practice and compliance with iec standards, iec 60287, iec 60228, iec 60853, etc. Understanding the nehermcgrath calculation and the ampacity. The program uses the neher mcgrath calculation procedure to determine underground cable temperatures or cable ampacity ratings for virtually any duct bank or direct burial cable configuration. The neher mcgrath approach for cable thermal calculation approach uses a userdefined load factor, whereas the iec 60287 approach assumes a unity load factor. Iterative techniques based on neher mcgrath and iec60287.
For software development, especially web development if you will be running multiple servers youll want at least 4gb, or even 8gb of ram. Application development and software programming positions. See the complete profile on linkedin and discover jasons connections and jobs at similar companies. Cableizer is completely webbased because we believe saas. Siegfried niedinger software developer london business. Cable thermal analysis helps engineers design cable systems to operate to their maximum potential. See the complete profile on linkedin and discover gareths connections and jobs. Engineers are often called upon to calculate ampacity and temperature rise of. Cable steadystate temperature calculation cable thermal. Mcgrath were two electrical engineers who wrote a paper in 1957 about how to calculate the capacity of current ampacity of cables. Understanding the nehermcgrath calculation and the. The nehermcgrath equation was discovered by two cable engineers in 1957. Software engineer salaries at capgemini can range from.
This estimate is based upon 65 capgemini software engineer salary. Nehermcgrath ductbank heating, rho value, cable ampacity. I work primarily with early stage startups, with an emphasis on companies involved in sustainability. The neher mcgrath model has been widely accepted for over 50 years.
Today, the greater majority of utilities and cable manufactures have been. He has held senior software engineering positions at be inc. Fromsoftware was founded as a productivity software developer in tokyo, japan, on november 1, 1986. Is a gaming machine better for software development. All programmers, professional and student, will find the book invaluable as a source of proven, useful programs for reading and study. Cableizer is completely webbased because we believe saas is the future. Despite these differences, all allowable ampacity values found in the code are determined using ieee method 835, which in turn is based on the nehermcgrath method see insert. Nehermcgrath institute professional engineers certify. Mcgrathdesigns is a premium web developer and designer utilizing php, mysql, sql, javascript, jqueru, css and html5 among other technologies to create, renovate or maintain websites and webpages, specializing in ecommerce. In electrical engineering, nehermcgrath is a method of estimating the steady state. Cable thermal analysis software cable thermal capacity. Their first video game did not come until 1994, when they released kings field as a launch title. Mcgrath and have seen ongoing refinement through the international electrotechnical commissions subsequent development of iec 60287 and relatedampacitystandards. Learn how to save design time using the raceway rulebook to autolayout cables within duct banks.
He also has very strong cartoon and animation capabilities and experience. View shavaun macarthurs profile on linkedin, the worlds largest professional community. Although local authorities may require these calculations. Software development is hampered by the still closed universities including their libraries. Ive mentored and presented at techstars sustainability and greentown labs, and created the code green series of aws sustainability workshops. Mcgrathdesigns home page for donald mcgrath web designer. Shavaun macarthur full stack developer mccarthyfinch. The most important differences between the iec 60287 and neher mcgrath approaches are listed below. Pdf refinements to the nehermcgrath model for calculating the. Powerstation uses the nec accepted neher mcgrath method for these calculations. Computer assisted teaching of underground power cables. Aaron mcgrath software engineer propelware linkedin. The equation in section 31015b of the nec, called the.
He has the technical skills to quickly become productive when working in large, unfamiliar code bases. I absolutely love working for mcgrath systems, the corporate team works hard to ensure that i have what i need to be successful. I accepted a software developer position with the local county government, where i worked on two major projects. Apply to wiring engineer, avionics engineer, senior process engineer and more. This gives me more flexibility in defining the problems and handling unususal circumstances. This method employs a lot of simplifications and has its limitations. Despite these differences, all allowable ampacity values found in the code are determined using ieee method 835, which in turn is based on the neher mcgrath method see insert. See the complete profile on linkedin and discover gareths connections and jobs at similar companies. See the complete profile on linkedin and discover shavauns connections. Trinet applicant tracking software developer mid, gcssmc.
Etap nuclear licensesthe etap nuclear license is used throughout the world by. Good ability to modularise code and apply dependency injection techniques to create units of code that can be tested. Cableizer is a software package for the design of power cable systems using electrical, mechanical, thermal and environmental calculations. The validation of the results obtained with the cymcap software provides increased confidence when upgrading existing power cable installations and designing new ones, thus maximizing the benefits from the considerable capital investment associated with them. Consulting specifying engineer evaluating software. As with voltage drop, underground duct bank calculations are not a code requirement.
Electrical engineers will appreciate the updated electrical cad software, which is available in various product options, including e3. Engineers familiar with ohms law know that electrical current flowing through. I assumed the role of sole contributor on a modernization project to migrate the sheriff. Mcgrath,the calculation of the temperature rise and load capability of cable systems, aiee transactions, part iii. The nehermcgrath model has been widely accepted for over 50 years. Find out how to determine the optimal cable sizes, physical attributes, and maximum derated ampacity using neher mcgrath method and iec 287 standard.
The cymcap software is dedicated to the calculation of ampacity and temperature rise. Mcgrathdesigns is a premium web developer and designer utilizing php, mysql, sql, javascript, jqueru, css and html5 among other technologies to create, renovate or. We challenge you to grow in your design ability, client interactions, and team leadership as you create visionary software applications. Portfolio site for jason nestmann as a software and web developer. Iec and the institute of electrical and electronics engineers ieee standards. Maintained and added features to one of the most widelyused electronic health record systems in the country. View jason mcgraths profile on linkedin, the worlds largest professional community. Net web apps and developed proof of concept projects for his team. The program uses the nehermcgrath calculation procedure to determine underground cable temperatures or cable ampacity ratings for. It is the engineer s responsibility to determine if a load factor less than 1. See the complete profile on linkedin and discover patsy. This site is where i think out loud about my work and try to bring value to others.
I use quickfield for 2d and flexpde for 3d modeling. Ampcalc is suitable for cable installations utilized in industrial, commercial and utility electrical power distribution systems. Join facebook to connect with david mcgrath and others you may know. Iterative techniques based on neher mcgrath and iec287 methods. View aaron mcgraths profile on linkedin, the worlds largest professional community. The neher mcgrath calculations is a method for calculating underground cable temperatures and cable ampacity ratings. The nehermcgrath calculations is a method for calculating underground cable temperatures and cable ampacity ratings. Lca has provided extensive nehermcgrath heating calculations for several projects and is an expert in providing these analysis.
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