Chapter10 - Teoría de La Calibración de Sitios en GPS
-
Upload
luis-manuel-leon -
Category
Documents
-
view
216 -
download
0
Transcript of Chapter10 - Teoría de La Calibración de Sitios en GPS
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
1/28
Chapter 10
Coordinate Systems andGPS Site Calibration Theory
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
2/28
GPS Site Calibration
WGS84 NEE
Consists of a horizontal and/or vertical
adjstmentCan be sed to compte datm
transformations
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
3/28
Calibration Process
!atm Transformation !efine Projection
"orizontal #djstment
Geoid $odel %optional& 'ertical #djstment
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
4/28
!atm Transformation
WGS-84 Local
(sally pblished parameters
T)o basic types*
3 Parameter7 Parameter
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
5/28
+ vs, - Parameter
+ Parameter
Small Scale Projects
- Parameter
.are Scale Projects
#reas 100 m2
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
6/28
Calibration Process
!atm Transformation !efine Projection
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
7/28
!efine Projection
Local NEE
$appin projections are sed to
represent positions on the crved srfaceof the earth as points on a flatsrface or
plane,
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
8/28
Plane Coordinate Systems
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
9/28
Types of Plane Systems
Plane
Ellipsoid
Tanent Plane.ocal Plane
Point of
3riin
4ntersectin CylinderTransverse $ercator
#5is of
Ellipsoid
Ellipsoid
#5is of
Cylinder
.ine of
intersection
#pe5 of
Cone
4ntersectin Cone
2 Parallel .ambert
#5is of Cone6 Ellipsoid
Ellipsoid
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
10/28
Calibration Process
!atm Transformation !efine Projection
"orizontal #djstment
RotationTranslation
Scale
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
11/28
"orizontal #djstment
#t least + horizontal control points are re7ired5 points are recommended
8 GPS observation8 Control Point
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
12/28
9otation
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
13/28
Translation
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
14/28
Scale
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
15/28
"orizontal 9esidals
9esid
al
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
16/28
Calibration Process
!atm Transformation !efine Projection
"orizontal #djstment
Geoid $odel %optional&
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
17/28
The Geoid
NN
N
e ee
h hh
Earth:s
Srfa
ce
Ellips
oid
Geoid
e 8 3rthometric "eihth 8 Ellipsoid "eiht
N 8 Geoid "eiht
e 8 h ; N
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
18/28
The Geoid $odel
Geoid
e
# ridded srface that appro5imates the eoid
Some poplar eoid models*
EGM 96 Glo!al"
Geoid 99 #S$"
%ari!97 %ari!e"
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
19/28
Calibration Process
!atm Transformation !efine Projection
"orizontal #djstment
Geoid $odel %optional& 'ertical #djstment
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
20/28
'ertical #djstment
#t least < vertical control points are re7ired5 points are recommended
N
NN
e ee
" "
"
Earth
:sS
rface
Ellips
oid
Geoid
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
21/28
'ertical #dj, %No Geoid $odel&
Earth:s Srface
" "
" ""
e
e
ee
e
NNNN
N
4nclined Plane
"
NE
NE8 estimated eoid heiht
eE
eE8 " ; NE
Ellipsoid
Geoid
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
22/28
'ertical 9esidalsEarth:s Srface
""
" " "
eh
hh
h
NNNN
N
4nclined Plane
Ellipsoid
Geoid
N
Geoid
4nclinedPlan
e
9esidal
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
23/28
'ertical #dj, %)ith Geoid $odel&
Earth:s Srface
""
" ""
e
e
e e e
NNNN
N
Geoid $odel
Ellipsoid
GeoidNmNm
NmNm Nm
Nm8 modeled eoid heiht
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
24/28
$odelin Errors
Earth:s Srface
""
" ""
e
e
eh
h
NNNN
N
Geoid $odel
Ellipsoid
GeoidNmNm
NmNm Nm
Geoid$odel
Geoid
NNm
N
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
25/28
4nclined Plane
NNNN
N
Geoid $odel
Ellipsoid
GeoidNmNm
NmNm Nm
4nclinedPlane
N=
;
9esidal
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
26/28
'ertical #dj, %)ith Geoid $odel&
Earth:s Srface
""
" ""
e
e
e e e
NNNN
N
Geoid $odel
Ellipsoid
GeoidNm
NmNm
Nm Nm
N
"
Nm
NC8 Geoid $odel Correction
eE
eE8 " ; Nm; NC
4nclinedPlane
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
27/28
Calibration Process >lo)chart
-
7/26/2019 Chapter10 - Teora de La Calibracin de Sitios en GPS
28/28
?estions @