Course detail

Geodetic networks

FAST-GE13Acad. year: 2013/2014

Position network two and three dimensional. Construction methods, network projects, stabilization and signalisation of points. Conversion of measured quantity into display surface. Network with measured direction synopsis and lengths, satellite networks. Adjustment of point coordinates in surface levels, adjustment of 3D networks. Local networks, free network. Accuracy analysis of aligned coordinates and their functions. Transformation of surface and spatial networks. Nowadays methods and technology of building point fields. Project geodetic network. Level networks. Conversions of measured super elevations. Adjustment of levelling traverse and networks in CSNS and accuracy of area network. Maintenance and repair of networks

Language of instruction

Czech

Number of ECTS credits

5

Mode of study

Not applicable.

Guarantor

doc. Ing. Vlastimil Kratochvíl, CSc.

Department

Institute of Geodesy (GED)

Learning outcomes of the course unit

Mastering to establish, to observe, to adjust and analyze the quality of the local geodetic network. Select the appropriate connection method local geodetic network in the geodetic frame.

Prerequisites

Adjustment methods, matrix calculus, local maxima and minima of functions of several variables. Helmert's coordinate transformation.

Co-requisites

Mathematic I, II, Geodesy (Surveying) I, II, III, Theory of errors and adjustment computation.

Planned learning activities and teaching methods

The course is taught through lectures, practical classes and self-study assignments. Attendance at lectures is optional, but attendance at classes is compulsory.

Assesment methods and criteria linked to learning outcomes

Successful completion of two written tests, submission and approval of the results of computational exercises, assessment

Course curriculum

1. Geodetic networks, conversion of measured quantity.
2. Adjustment of point coordinates.
3. Horizontal (2D) and space (3D) networks adjustment. Traverse adjustment.
4. Accuracy analyzing of the results of adjustment, confidence intervals
5. Transformation of coordinates.
6. Differential similarity transformation
7. Local networks.
8. Free network adjustment.
9. Maintenance and repair of networks.
10. Project and optimization of networks.
11.Adjustment of levelling traverse and networks in CSNS.

Work placements

Not applicable.

Aims

Mastering to establish, to observe, to adjust and assess the quality of geodetic network.

Specification of controlled education, way of implementation and compensation for absences

Extent and forms are specified by guarantor’s regulation updated for every academic year.

Recommended optional programme components

Not specified

Prerequisites and corequisites

Not applicable.

Basic literature

Abelovič, J. a kol.: Meranie v geodetických sieťach. Alfa Bratislava, 1990. (SK)
Nevosád, Z.: Geodézie VI. VA Brno, 1984. (CS)

Recommended reading

Not applicable.

Classification of course in study plans

  • Programme B-K-C-GK Bachelor's

    branch G , 2 year of study, summer semester, compulsory

  • Programme B-P-C-GK Bachelor's

    branch G , 2 year of study, summer semester, compulsory
    branch GI , 2 year of study, summer semester, compulsory

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

doc. Ing. Vlastimil Kratochvíl, CSc.

Syllabus

1. Repetition of Terms of Linear algebra and matrix operations. Local geodetic networks.
2. Preparation measured quantities
3. Adjutment of observations - observation equations - linearization equations
4. Analysis of the results of adjustment. The error ellipse.
5. Adjustment of observation equations with condition equations. Differential similarity transformation.
6. The free network, the definition and purpose of the free network
7. Conformal transformation in the plane and space. Equations.
8. The network formed by vectors from GNSS measurements. Transforming the vector to the fictitious measurement, transformation covariance matrix
9. Steps of realization geodetic networks
10. reserve

Exercise

26 hod., compulsory

Teacher / Lecturer

doc. Ing. Vlastimil Kratochvíl, CSc.

Syllabus

1. Mathematical fundamentals of the LSQ adjustment - in the matrix form
2. Preparation measured quantities for adjustment
3. Observation equations - linearization equations
4. Adjustment of observation equations
5. Analysis of the results of adjustment
6. Error elipse
7. Helmert's transformation in 2D space
8. Commercial software for networks adjustment.
9. Network with GNSS vectors - adjustment
10. Credit