Nertial Navigation

FOGs Components Tharollo

Nertial Navigation ke Eng?

Metheo ea ho Tsamaisa ka Nertial

Melao-motheo ea ho sesa ka mokhoa o sa sebetseng e tšoana le ea mekhoa e meng ea ho sesa.E ipapisitse le ho fumana tlhaiso-leseling ea bohlokoa, ho kenyeletsoa boemo ba pele, mokhoa oa pele, tataiso le mokhoa oa ho sisinyeha motsotso o mong le o mong, 'me butle-butle e kopanya lintlha tsena (tse tšoanang le ts'ebetso ea ho kopanya lipalo) ho tseba hantle maemo a ho sesa, joalo ka chebahalo le boemo.

Karolo ea Li-Sensors ho Nertial Navigation

Ho fumana mokhoa oa hajoale (boikutlo) le tlhaiso-leseling ea boemo ba ntho e tsamaeang, lits'ebetso tsa ho sesa ka inertial li sebelisa sete ea li-sensor tse bohlokoa, haholo-holo tse nang le li-accelerometers le li-gyroscopes.Li-sensor tsena li lekanya lebelo la angular le ho potlakisa ha sepalangoang ka foreimi ea litšupiso tse sa sebetseng.Joale data e kopanngoa le ho sebetsoa ha nako e ntse e ea ho fumana leseli la lebelo le boemo bo lekanyelitsoeng.Ka mor'a moo, tlhahisoleseding ena e fetoloa tsamaiso ea ho hokahanya ha sekepe, hammoho le boitsebiso ba boemo ba pele, ho fella ka boikemisetso ba sebaka sa hona joale sa mojari.

Melao-motheo ea Ts'ebetso ea Ts'ebetso ea Inertial Navigation Systems

Sistimi ea ho sesa e sa sebetseng e sebetsa e le litsamaiso tse ikemetseng, tse koalehileng ka hare.Ha ba itšetlehe ka liapdeite tsa data tsa kantle tsa nako ea nnete ho lokisa liphoso nakong ea motsamao oa morekisi.Ka hona, sistimi e le 'ngoe ea ho sesa e sa sebetseng e loketse mesebetsi ea nako e khuts'oane ea ho sesa.Bakeng sa ts'ebetso ea nako e telele, e tlameha ho kopanngoa le mekhoa e meng ea ho sesa, joalo ka litsamaiso tse thehiloeng ho sathelaete, ho lokisa liphoso tsa ka hare nako le nako tse bokelletsoeng.

Ho pateha ha ho Tsamaisa ka Inertial

Litheknolojing tsa sejoale-joale tsa ho sesa, ho kenyeletsoa ho tsamaea ka sefofane, ho tsamaea ka sathelaete, le ho tsamaea ka seea-le-moea, ho sesa ho ikemela ho ikemela.Ha e hlahise matšoao tikolohong e ka ntle kapa hona ho itšetleha ka lintho tsa leholimo kapa matšoao a kantle.Ka lebaka leo, litsamaiso tsa ho sesa tsa inertial li fana ka boemo bo phahameng ka ho fetisisa ba ho pateha, e leng se etsang hore e be tse loketseng lits'ebetso tse hlokang ho boloka lekunutu.

Tlhaloso ea Semmuso ea ho Tsamaisa ka Inertial

Inertial Navigation System (INS) ke sistimi e hakanyang paramente e sebelisang li-gyroscopes le accelerometer joalo ka lisensara.Sistimi, e ipapisitse le tlhahiso ea li-gyroscopes, e theha sistimi ea khokahano ea ho sesa ha e ntse e sebelisa tlhahiso ea li-accelerometer ho bala lebelo le boemo ba motho ea tsamaisang tsamaisong ea khokahano ea ho tsamaea.

Lisebelisoa tsa ho Tsamaisa ka Inertial

Theknoloji ea inertial e fumane lits'ebetso tse fapaneng libakeng tse fapaneng, ho kenyeletsoa sefofane, sefofane, maritime, tlhahlobo ea petroleum, geodesy, lipatlisiso tsa maoatle, ho cheka ha jeoloji, liroboto le lits'ebetso tsa terene.Ka ho fihla ha li-sensor tse tsoetseng pele tsa inertial, theknoloji ea inertial e atolositse ts'ebeliso ea eona ho indasteri ea likoloi le lisebelisoa tsa elektronike tsa bongaka, har'a likarolo tse ling.Sebaka sena se ntseng se hola sa lits'ebetso se totobatsa karolo ea bohlokoa e ntseng e eketseha ea ho sesa ka matla ho fana ka bokhoni ba ho tsamaisa ka nepo le ho beha maemo bakeng sa lits'ebetso tse ngata.

Karolo ea mantlha ea tataiso ea inertial:Fiber Optic Gyroscope

Kenyelletso ea Fiber Optic Gyroscopes

Litsamaiso tse sa sebetseng tsa ho sesa li itšetlehile haholo ka ho nepahala le ho nepahala ha likarolo tsa tsona tsa mantlha.E 'ngoe ea likarolo tse joalo e ntlafalitseng haholo bokhoni ba litsamaiso tsena ke Fiber Optic Gyroscope (FOG).FOG ke senotlolo sa bohlokoa se bapalang karolo ea bohlokoa ho metha lebelo la koloi ka nepo e makatsang.

Ts'ebetso ea Fiber Optic Gyroscope

Li-FOG li sebetsa ho latela molao-motheo oa phello ea Sagnac, e kenyelletsang ho arola lebone la laser ka litsela tse peli tse arohaneng, ho e lumella ho tsamaea ka mahlakoreng a fapaneng ho latela loop e kopantsoeng ea fiber optic.Ha sepalangoang, se kentsoeng le FOG, se potoloha, phapang ea nako ea maeto pakeng tsa maballo a mabeli e lekana le lebelo la angular la ho potoloha ha mojari.Nako ena ea ho lieha, e tsejoang ka hore ke Sagnac phase shift, e lekantsoe ka nepo, e leng ho nolofalletsang FOG ho fana ka lintlha tse nepahetseng mabapi le ho potoloha ha mopalami.

Molao-motheo oa gyroscope ea fiber optic o kenyelletsa ho ntša lehlaseli la khanya ho tsoa ho mochine oa lifoto.Lehlaseli lena la leseli le feta har'a coupler, le kena ho tloha pheletsong e 'ngoe ebe le tsoa ho e' ngoe.E ntan'o tsamaea ka loop ea optical.Mahlaseli a mabeli a khanya, a tsoang mahlakoreng a sa tšoaneng, a kene ka har'a lupu 'me a phethe sebopeho se tsitsitseng ka mor'a ho pota-pota.Leseli le khutlang le kena hape ka har'a leseli-emitting diode (LED), e sebelisetsoang ho bona matla a lona.Le hoja molao-motheo oa fiber optic gyroscope o ka 'na oa bonahala o hlakile, phephetso e kholo ka ho fetisisa ke ho felisa lintlha tse amang bolelele ba tsela ea optical ea mahlaseli a mabeli a khanya.Ena ke e 'ngoe ea mathata a bohlokoahali a tobaneng le nts'etsopele ea fiber optic gyroscope.

1: diode ea superluminescent 2: "photodetector diode".

3.light source coupler 4.fiber ring coupler 5.lesale la fiber ea optic

Melemo ea Fiber Optic Gyroscopes

Li-FOG li fana ka melemo e mengata e li etsang hore e be tsa bohlokoa haholo lits'ebetsong tsa ho sesa tse sa sebetseng.Li tsebahala ka ho nepahala ha tsona ho ikhethang, ho tšepahala le ho tšoarella nako e telele.Ho fapana le li-gyros tsa mochini, li-FOG ha li na likarolo tse tsamaeang, tse fokotsang kotsi ea ho taboha le ho taboha.Ho feta moo, ha li khone ho ts'oha le ho thothomela, 'me li etsa hore e be tse loketseng tikolohong e boima joalo ka lisebelisoa tsa sefofane le ts'ireletso.

Ho kopanngoa ha Fiber Optic Gyroscopes ho Nertial Navigation

Litsamaiso tse sa sebetseng tsa ho sesa li ntse li tsoela pele ho kenyelletsa li-FOG ka lebaka la ho nepahala le ho ts'epahala ha tsona.Li-gyroscopes tsena li fana ka litekanyo tsa bohlokoa tsa lebelo la angular tse hlokahalang bakeng sa qeto e nepahetseng ea sebaka le boemo.Ka ho kopanya li-FOG ho litsamaiso tse teng tsa ho sesa ka inertial, basebelisi ba ka rua molemo ho ntlafatso ea ho nepahala ha ho sesa, haholo-holo maemong ao ho nepahetseng ho feteletseng ho hlokahalang.

Lisebelisoa tsa Fiber Optic Gyroscopes ho Inertial Navigation

Kenyelletso ea li-FOG e atolositse ts'ebeliso ea litsamaiso tse sa sebetseng tsa ho sesa libakeng tse fapaneng.Sebakeng sa sefofane le sefofane, lits'ebetso tse nang le FOG li fana ka tharollo e nepahetseng ea ho sesa bakeng sa lifofane, li-drones le lifofa-sebakeng.Li boetse li sebelisoa haholo ho tsamaisa likepe tsa leoatle, lipatlisiso tsa jeoloji, le liroboto tse tsoetseng pele, tse nolofalletsang lits'ebetso tsena ho sebetsa ka ts'ebetso e ntlafalitsoeng le ts'epo.

Mefuta e fapaneng ea Sebopeho sa Fiber Optic Gyroscopes

Fiber optic gyroscopes e tla ka meralo e fapaneng ea sebopeho, 'me e hlahelletseng hajoale e kenang sebakeng sa boenjiniere kepolarization-loop polarization-ho boloka fiber optic gyroscope.Karolo e ka sehloohong ea gyroscope ena kepolarization-ho boloka fiber loop, e nang le likhoele tse bolokang polarization le moralo o hlophisitsoeng hantle.Kaho ea loop ena e kenyelletsa mokhoa oa ho tsoelipana ka mahlakoreng a mane, o tlatselletsoang ka gel e ikhethang ea ho tiisa ho etsa khoele e tiileng ea boemo bo tiileng.

Likarolo tsa Bohlokoa tsaPolarization-Ho Boloka Fiber Optic Gyro Coil

▶ Moralo o Ikhethileng oa Moralo:Li-loop tsa gyroscope li na le moralo o ikhethileng o amohelang mefuta e fapaneng ea likhoele tse bolokang polarization habonolo.

▶ Theknoloji e Hane ea Symmetric Winding:Theknoloji ea symmetric winding e habeli e fokotsa phello ea Shupe, e netefatsa litekanyo tse nepahetseng le tse tšepahalang.

▶ Lintho tse tsoetseng pele tsa ho Tiisa Gel:Tšebeliso ea lisebelisoa tsa li-gel tsa ho tiisa tse tsoetseng pele, tse kopantsoeng le mokhoa o ikhethileng oa ho phekola, li matlafatsa ho hanyetsa ho thothomela, ho etsa hore loops tsena tsa gyroscope e be tse loketseng lits'ebetso tse maemong a boima.

▶Botsitso bo Phahameng ba Mocheso oa Mocheso:Li-loops tsa gyroscope li bonts'a botsitso ba mocheso o phahameng oa ho lumellana, ho netefatsa ho nepahala esita le maemong a fapaneng a mocheso.

▶ Moralo o Nolofalitsoeng oa Boima bo Bobebe:Li-loop tsa gyroscope li entsoe ka moralo o otlolohileng empa o bobebe, o netefatsang ts'ebetso e nepahetseng.

▶Ts'ebetso e sa fetoheng ea ho Winding:Ts'ebetso ea matsoelintsoeke e lula e tsitsitse, e ikamahanya le litlhoko tsa li-gyroscopes tse fapaneng tse nepahetseng tsa fiber optic.

Referense

Groves, PD (2008).Selelekela sa ho Tsamaisa ka Inertial.Journal of Navigation, 61( 1), 13-28 .

El-Sheimy, N., Hou, H., & Niu, X. (2019).Theknoloji ea li-sensor tsa inertial bakeng sa lisebelisoa tsa ho tsamaea: boemo ba bonono.Navigation ea Satellite, 1(1), 1-15 .

Woodman, OJ (2007).Selelekela sa ho sesa ka inertial.Univesithi ea Cambridge, Laboratori ea Khomphutha, UCAM-CL-TR-696.

Chatila, R., & Laumond, JP (1985).Referense ea maemo le mohlala o tsitsitseng oa lefats'e bakeng sa liroboto tse tsamaeang.Litabeng tsa Seboka sa Machaba sa 1985 sa IEEE sa Robotics le Automation(Moqolo 2, leqepheng la 138-145).IEEE.