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