Calculations

Example Models from AS7000 HB 331-2012
The accompanying files are scenarios modeled directly from worked examples in HB 331-2012 Overhead line design. The worked examples are from the fol...
Wed, 22 Apr, 2015 at 3:06 PM
Sag Measurement
(1) Use Field Data To input sag measurements from field surveys, first select the conductor in the work space. Then click on Use Field Data on the ...
Fri, 22 May, 2015 at 12:02 AM
General Conductor Properties and calculations
  The right hand information panel will display conductor information shown once a conductor has been selected. This information will only be sho...
Fri, 11 Sep, 2020 at 5:15 PM
Blowout Calculation
Blowout Calculation Blowout angle and horizontal distance is calculated as follows: Where: ...
Mon, 17 Aug, 2020 at 1:17 PM
Tip Load Calculations
  Figure 1 - Tip Load Components The total tip load force on pole is the vector sum of the following components:  Transverse Wi...
Thu, 11 Aug, 2016 at 5:42 PM
Stay Calculation
Stays are modeled to take 100% of the tip load at the chosen environment. The tension in the stay is then calculated as follows: Where: ...
Fri, 21 Jul, 2017 at 11:43 AM
Sag Tension Calculation
Figure 1 - Geometry of Overhead Span The shape of the a inelastic conductor between suspended between two supports is described by...
Thu, 11 Aug, 2016 at 4:30 PM
Pole Plant Calculation
Effect on tip load of large pole plants such as pole mounted transformers are calculated as: Ftip = P * A* (hplant / hpole) ...
Thu, 1 Sep, 2016 at 1:31 PM
Span Clearance Calculations
Spacing of conductors on the same supports at mid span The mid span clearance calculation is taken from AS/NZS 7000 2016 3.7.3.2. The k constant defaults t...
Fri, 17 Feb, 2017 at 2:58 PM
Limit State Calculations
The limit state design concept describes the analysis of different strength behaviours of components (pole, conductor, insulator etc) under stress.  Serv...
Thu, 20 Jul, 2017 at 12:47 PM