BrasilSat SCB107-110 Скачать руководство пользователя страница 1 | Manualshive

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I

MANUAL FOR

MODELS:

SCB37-110

SCB107-110

SCB107E-110

11 METERS CASSEGRAIN EARTH STATION ANTENNAS

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Содержание SCB107-110

Страница 1: ...I MANUAL FOR MODELS SCB37 110 SCB107 110 SCB107E 110 11 METERS CASSEGRAIN EARTH STATION ANTENNAS...

Страница 2: ...ons of the model SCB107E 110 5 3 Structural Character and Operational Principle 6 3 1 System Structural Character 6 3 1 1 Antenna Structural Character 7 3 1 2 Antenna Pedestal Structure 12 3 1 3 Feed...

Страница 3: ...h as high efficiency low sidelobe low cross polarization low Voltage standing waves ratio VSWR high G T value but also with excellent characters including appropriate structural design strong wind res...

Страница 4: ...ar Configuration Tx 1 06 0 5 dB Rx 35 dB Cross Polarization Discrimination Linear Configuration Tx 35 dB Rx 1 3 17 7 dB VSWR Return Loss Tx 1 3 17 7 dB TX RX 75 dB Port to Port Isolation RX TX 55 dB R...

Страница 5: ...Rx 35 dB Cross Polarization Discrimination Tx 35 dB Rx 1 3 17 7 dB VSWR Return Loss Tx 1 3 17 7 dB TX RX 75 dB Port to Port Isolation RX TX 55 dB Rx WR 75 Feed Termination flange Tx WR 75 Input Maximu...

Страница 6: ...Rx 35 dB Cross Polarization Discrimination Tx 35 dB Rx 1 3 17 7 dB VSWR Return Loss Tx 1 3 17 7 dB TX RX 75 dB Port to Port Isolation RX TX 55 dB Rx WR 75 Feed Termination flange Tx WR 75 Input Maxim...

Страница 7: ...stem The antenna feed subsystem contains feed and main reflector and subreflector curves The structure subsystem contains main reflector and subreflector polarization rotation device pedestal and ante...

Страница 8: ...1 1 Antenna Reflector Assembly The antenna reflector is mainly composed of main reflector subreflector backups subreflector supporting device feed sleeve etc The three dimensional forming diagram is...

Страница 9: ...ove the strength of individual plate and reduce the number of rivets and thus decrease the local deformation of plate caused by riveting points The high precision mould and tool set up process are use...

Страница 10: ...on uniform stress favorable manufacture and installation etc and are widely applied because of the higher rigidity weight ratio The backups consist of the HUB radiating beams and hoop stress bars and...

Страница 11: ...ative plates for installation of general equipment and high frequency receiving components of which minimum available volume is 2800 1200 and which has larger and comfortable environment space In orde...

Страница 12: ...tion for the reflector framework The material is 20 steel 3 1 1 5 Feed Sleeve The feed sleeve is the supporting component of feed network which is divided into two segment such as upper segment and lo...

Страница 13: ...a pedestal is mainly used to provide the support for the antenna and make the antenna perform the azimuth and elevation rotation and align the satellite accurately under the control of servo equipment...

Страница 14: ...The annular contact thrust spherical roller bearing 9069332 is installed in azimuth lower bearing pedestal the knuckle sliding bearing is installed in azimuth upper bearing pedestal The upper and low...

Страница 15: ...number is NGW11 9 horizontal type deceleration ratio i 7 1 Azimuth decelerator cycloid pin wheel decelerator the type number is XW5 5 5 1 9 deceleration ratio i 9 Worm gear worm pair SG 71 type plane...

Страница 16: ...x and Tx bands with rotary symmetry and low cross polarization radiation pattern and low VSWA characteristic The corrugated horn consists of input taper section mode converter section transition secti...

Страница 17: ...16 Fig 3 1 10 Corrugated Horn Block Diagram Fig 3 1 11 Structural figure of corrugated horn in C band Fig 3 1 12 Structural figure of corrugated horn in Ku band...

Страница 18: ...tracking mode optional is used to make the antenna be able to align the satellite 4 Maintenance As outdoor equipment the antenna is exposed to natural environment such as wind rain and sun The life of...

Страница 19: ...ceed Grade 3 4 at most The position where the section is changed should enable the AZ leading screw to pass the position of the front support rod of the tripod that is at AZ 100 or 260 Generally 4 5 p...

Страница 20: ...nce every three years Clean the original lacquer coat before painting then paint it with zinc chromate primer as required once to twice and white polyurethane enamel twice to three times as required l...

Страница 21: ...axles Lubricate the planetary reducer and the cycloid pinwheel reducer The method is to fill the grease hole with heavy duty gear oil 4 2 Operation and Maintenance of Servo Equipment a Don t turn on...

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