Sag-Tension Report:


1. Basic report information such as report type, the data and time when report was made.

2. Geometrical and mechanical characteristics of the conductor:

2.1 Conductor name – name of conductor. It is the name that the user enters when adding a conductor on power line (Add Conductor).

2.2 Conductor type – model of conductor. Name of conductor that indicates what it is made of or from which manufacturer is produced (Add Conductor Data).

2.3 Cross section – cross section of conductor expressed in [mm2].  Geometrical conductor parameter (Add Conductor Data).

2.4 Diameter – diameter of conductor expressed in [mm]. Geometrical conductor parameter (Add Conductor Data).

2.5 Specific weight – weight per unit volume of conductor expressed in [N/cm3]. Mechanical conductor parameter (Add Conductor Data).

2.6 Specific weight with ice load – weight per unit volume of conductor plus weight per unit volume of ice expressed in [N/cm3].

2.7 Elastic modulus – resistance to being deformed elastically expressed in [MPa]. Mechanical conductor parameter (Add Conductor Data).

2.8 Temperature factor – the thermal motion of individual atoms in conductor expressed in [(10-5) 1/C0]. Mechanical conductor parameter (Add Conductor Data).

2.9 Nominal tensile stress – normal permissible conductor stress expressed in [MPa]. Mechanical conductor parameter (Add Conductor Data).

3. Characteristics of weather conditions:

3.1 Ice load factor – factor of accumulated ice, which is usually with values from 1 to 5. Value may vary depending on the standards and regulations. The ice load factor is defined in Weather Conditions (Add Weather Conditions).

Additional note for ice load factor (please read and check your standard).

Some of standards define ice load factor depending on the temperature with value:

1, for the ambient temperature to -5[0C],

1.6, for the ambient temperature from -5 [0C] to -20 [0C],

2.5, for the ambient temperature from -20 [0C] to -30 [0C] and

4, for the ambient temperature below -30 [0C].

Some of standards define ice load factor depending on the thickness of the ice sheet with a density of 900 kg/m3 where the ice load factor of:

1, is for the ice thickness of 10 [mm],

1.6, is for the ice thickness of 15 [mm],

2.5, is for the ice thickness of 20 [mm] and

5, is for the ice thickness of 30 [mm].

3.2 Wind pressure – pressure of wind expressed in [Pa]. The wind pressure is defined in Weather Conditions, and it is additional load on conductor (Add Weather Conditions).

4. Names of the supports between where the conductor is attached.

5. Mechanical calculation of the indicated conductor between two supports:

5.1 Span length – the shortest horizontal distance between two supports.

5.2 Ruling span – equivalent span or mean effective span, is an assumed uniform design span. Ruling span is used to determine tensile stress.

5.3 Critical span – span where conductor tensile stress at -200C is the same as at -50C whit ice load.

5.4 Critical temperature – temperature where catenary sag is equal to the sag at -50C with ice load.

5.5 Maximal sag – point at catenary where tangent is parallel with attachment point.

5.6 Maximal sag at temperature – the temperature for which we measure the maximal sag.

6. Table of sags and tensions for different temperatures:

6.1 Temperatures [0C] – defined temperature range and step (Create Sag-Tension Report).

6.2 Sags for defined phase expressed in [m] and tensions expressed in [MPa] – for a certain temperature, this value will be calculated.

7. Table of tension and sag for different loads:

7.1 No additional load, wind load only, ice load only and wind and ice load – load on the conductor.

7.2 Tension expressed in [MPa] and sag expressed in [m] – for a certain load, this value will be calculated.


Support Report:


1. Basic report information such as report type, the data and time when report was made.

2. Basic support information:

2.1 Support – name of support. It is the name that the user enters when adding a support (Add Support).

2.2 Type – type of support. Type can be tension and suspension (Add Support).

2.3 Orientation – orientation of support relative to the x-axis expressed in [0].

2.4 Powerline direction change – value of angle between previous and forward power line direction according to the referent tension support expressed in [0C].

2.5 Wind span – distance from two adjacent catenary lowest points.

3. Table of basic information about conductor and relevant weather condition:

3.1 Name – name of conductor. It is the name that the user enters when adding a conductor (Add Conductor).

3.2 Model - model of conductor. (Add Conductor).

3.3 Temperature – temperature of weather condition expressed in [0C]. The temperature is defined in Weather Conditions (Add Weather Conditions).

3.4 Ice load – weight per unit volume of ice expressed in [N/cm3]. The ice load factor is defined in Weather Conditions (Add Weather Conditions).

3.5 Wind pressure – pressure of wind on conductor expressed in [Pa]. The wind pressure is defined in Weather Conditions (Add Weather Conditions).

4. Table of basic information about ground wires and relevant weather condition (if user didn’t attach ground wires on power line, this table will be empty):

4.1 Name – name of ground wire. It is the name that the user enters when adding a ground wire (Add Ground Wire).

4.2 Model – model of ground wire. (Add Ground Wire).

4.3 Temperature – temperature of weather condition expressed in [0C]. The temperature is defined in Weather Conditions (Add Weather Conditions).

4.4 Ice load – weight per unit volume of ice expressed in [N/cm3]. The ice load factor is defined in Weather Conditions (Add Weather Conditions).

4.5 Wind pressure – pressure of wind on ground wire expressed in [Pa]. The wind pressure is defined in Weather Conditions (Add Weather Conditions).

5. Table of conductor loads on attachment points.

5.1 Attachment point on support where the insulator is set:

5.1.1. Name - name of attachment point. Each predefined support has predefined attachment points located at the front and back side of the support (Add Support Data). 

5.1.2 Orientation - front or back side of support (Add Support Data).

5.2 Cable includes:

5.2.1 Name - name of cable (Add Conductor).

5.2.2 Tension force - tension force on cable expressed in [N]. 

5.2.3 Vx - tension force by x coordinate. Vx is horizontal forces on support in x-axis direction. 

5.2.4 Vy - tension force by y coordinate. Vy is horizontal forces on support in y-axis direction.

5.2.5 Vz - tension force by z coordinate. Vz is vertical forces on support in z-axis direction.

6. Table of insulator loads on attachment points.

6.1 Attachment point on support where the insulator is set:

6.1.1 Name - name of attachment point (Add Support Data).

6.1.2 Orientation - front or back side of support (Add Support Data).

6.2 Insulator set on attachment point.

6.2.1 Name – name of insulator (Add Insulator). 

6.2.2 Weight [kg]– insulator weight, predetermined for each insulator (Add Insulator Data).

7. Table of summed force on attachment point.

7.1 Name – name of attachment point (Add Support Data).

7.2 sum Vx – sum of all forces by x coordinate. Vx is horizontal forces on support in local x-axis direction.

7.3 sum Vy – sum of all forces by y coordinate. Vy is horizontal forces on support in local y-axis direction.

7.4 sum Vz – sum of all forces by z coordinate. Vz is vertical forces on support in local z-axis direction.


Quantity Report:

1. Basic report information such as report type, the data and time when report was made.

2. Table of basic information about supports, power lines and other:

2.1 Support number - the number of the support in the power line.

2.2 Support name - name of the support. It is the name that the user enters when adding a support (Add Support).

2.3 Type - type of the support. Type can be tension and suspension (Add Support).

2.4 Support model - model of the support (Add Support).

2.5 Support height - height of the support (Add Support Data).

2.6 Height to the lowest console - height from the ground to the lowest console of the support.

2.7 Power line name - name of the powerline (Draw Power Line).

2.8 Power line direction change – value of angle between previous and forward power line direction according to the referent tension support expressed in [0C].

2.9 Wind span – half of the sum of adjacent spans (distance from half of one catenary to the half of the adjacent catenary).

2.10 Weight span - distance from the lowest point of one catenary to the lowest point of adjacent catenary.

2.11 Soil culture of support location - where you can write what kind of soil is where power line is designed.

2.12 Note - where you can write notes.

3. Table of basic information about insulators:

3.1 Support where the attachment point is set:

3.1.1 Support number - the number of the support in the power line.

3.1.2 Support name - name of the support. It is the name that the user enters when adding a support (Add Support).

3.2 Attachment point on support where the insulator is set:

3.2.1 Name - name of attachment point (Add Support Data).

3.2.2 Orientation - front or back side of support (Add Support Data).

3.3 Insulator set on attachment point:

3.3.1 Name – name of the insulator (Add Insulator).

3.3.2 Insulator Type - type of the insulator (Add Insulator Data).

4. Number of the insulator models per support.

5. Table of basic information about conductors and ground wires:

5.1 From support and To support - names of the supports between where the conductor is attached.

5.2 Model - model of the conductor. Name of the conductor that indicates what it is made of or from which manufacturer is produced (Add Conductor Data).

5.3 Name - name of the conductor. It is the name that the user enters when adding a conductor on power line (Add Conductor).

5.4 Nominal tensile stress - normal permissible conductor stress expressed in [MPa]. Mechanical conductor parameter (Add Conductor Data).

5.5 Span length - the shortest horizontal distance between two supports. 

5.6 Ruling span - equivalent span or mean effective span, is an assumed uniform design span. Ruling span is used to determine tensile stress.

5.7 Wind pressure - pressure of wind expressed in [Pa]. The wind pressure is defined in Weather Conditions, and it is additional load on conductor (Add Weather Conditions).


Powerline Coordinates Report:



1. Basic report information such as report type, the data and time when it was made.
2. Support name – name of support. It is the name that the user enters when adding a support (Add Support).
3. Type – type of support. T represents tension support and S represents suspension support (Add Support).
4. X Coordinate – support position by x coordinate. X coordinate is coordinate of the global coordinates system.
5. Y Coordinate – support position by y coordinate. Y coordinate is coordinate of the global coordinates system.
6. Z Coordinate – support position by z coordinate. Z coordinate is coordinate of the global coordinates system.