Transmission tower,E tsejoang hape e le tora ea transmission line, ke sebopeho sa mahlakore a mararo se sebelisetsoang ho ts'ehetsa lithapo tsa motlakase tse holimo le lithapo tsa tšireletso ea lehalima bakeng sa phetisetso ea matla a phahameng kapa a holimo-limo. Ho ea ka pono ea sebopeho, litora tsa phetiso hangata li arotsoe kaangle tšepe litora, litora tsa tšepe tsa tšepele litora tsa tšepe tse moqotetsane. Litora tsa tšepe tsa Angle hangata li sebelisoa libakeng tsa mahaeng, athe palo ea tšepe le litora tsa tšepe tse moqotetsane li loketse libaka tsa litoropo ka lebaka la sebaka sa tsona se senyane. Mosebetsi o ka sehloohong oa litora tsa phetisetso ke ho ts'ehetsa le ho sireletsa likhoele tsa motlakase le ho netefatsa ts'ebetso e tsitsitseng ea sistimi ea motlakase. Ba ka mamella boima le tsitsipano ea lithapo tsa phetiso mme ba qhalakanya matla ana ho ea motheong le fatše, ka hona ba netefatsa ts'ebetso e bolokehileng le e tsitsitseng ea mela. Ho feta moo, ba sireletsa lithapo tsa phetiso ho litora, ho li thibela ho khaoha kapa ho robeha ka lebaka la moea kapa tšitiso ea batho. Litora tsa phetisetso li boetse li entsoe ka lisebelisoa tse sireletsang tšireletso ho netefatsa ts'ebetso ea ts'ebetso ea likhoele tsa phetiso, ho thibela ho lutla le ho netefatsa polokeho. Ho phaella moo, bophahamo le sebopeho sa litora tsa phetiso li ka mamella lintlha tse mpe tse kang likoluoa ​​​​tsa tlhaho, ho netefatsa ts'ebetso e sireletsehileng le e tsitsitseng ea likhoele tsa phetiso.

Ho ipapisitse le sepheo,litora tsa phetisoe ka aroloa ka litora tsa phetiso le litora tsa kabo. Litora tsa phetiso li sebelisoa haholo-holo bakeng sa lithapo tsa phepelo ea matla a phahameng ho tsamaisa motlakase ho tloha lifemeng tsa motlakase ho ea litsing tse nyane, ha litora tsa kabo li sebelisoa bakeng sa likhoele tsa kabo ea matla a mahareng le a tlase ho aba matla ho tloha liteisheneng ho ea ho basebelisi ba fapaneng. Ho ea ka bophahamo ba tora, e ka aroloa ka tora e nang le matla a tlase, tora ea matla a phahameng le tora e phahameng haholo ea motlakase. Litora tse nang le matla a tlase li sebelisoa haholo-holo bakeng sa likhoele tsa ho tsamaisa motlakase o tlase, tse nang le bophahamo ba tora ka kakaretso ka tlase ho limithara tse 10; litora tse nang le matla a phahameng a motlakase li sebelisoa bakeng sa lithapo tsa phetiso ea motlakase o phahameng, tse bophahamo ka kakaretso ka holimo ho limithara tse 30; Litora tsa UHV li sebelisoa bakeng sa likhoele tsa phetisetso ea motlakase o phahameng haholo, tse bolelele bo fetang limithara tse 50 ka kakaretso. Ho phaella moo, ho ea ka sebōpeho sa tora, litora tsa phetiso li ka aroloa ka litora tsa tšepe tse mahlakoreng, litora tsa tšepe tsa tšepe le litora tsa konkreite tse matlafalitsoeng.Angle tšepe'me litora tsa tšepe tsa tšepe li sebelisoa haholo-holo bakeng sa lithapo tsa phetisetso ea motlakase o phahameng, ha litora tsa konkreite tse matlafalitsoeng li sebelisoa haholo-holo bakeng sa mela ea kabo e mahareng le e tlase.

Ka ho sibolloa le ho sebelisoa ha motlakase, ho tloha bofelong ba lekholo la bo19 la lilemo ho ea mathoasong a lekholo la bo20 la lilemo, motlakase o ile oa qala ho sebelisoa haholo bakeng sa mabone le matla, kahoo a baka tlhokahalo ea litora tsa motlakase. Litora tsa mehleng ena e ne e le mehaho e bonolo, boholo ba eona e entsoe ka lehong le tšepe, ’me e ne e sebelisetsoa ho tšehetsa lithapo tsa pele tsa motlakase. Lilemong tsa bo-1920, ka katoloso e tsoelang pele ea marang-rang a matla le ntlafatso ea theknoloji ea phetisetso ea matla, ho ile ha hlaha meaho e rarahaneng ea tora, joalo ka litora tsa angle steel truss. Litora li ile tsa qala ho sebelisa meralo e lumellanang le maemo a fapaneng a sebaka le maemo a leholimo. Ka mor'a Ntoa ea II ea Lefatše, indasteri ea tora ea phetisetso e ile ea matlafatsoa le ho feta ke tlhoko ea ho aha bocha meaho e senyehileng le ho eketseha ha tlhokahalo ea motlakase. Nakong ena, mekhoa ea meralo ea tora le mekhoa ea tlhahiso e ile ea ntlafala haholo, ka tšepe e matla haholo le mekhoa e tsoetseng pele ea ho thibela ho bola. Ho feta moo, mefuta e fapaneng ea litora tsa phetiso e eketsehile ho fihlela litlhoko tsa maemo a fapaneng a motlakase le tikoloho ea tikoloho.

Lilemong tsa bo-1980, ka nts'etsopele ea theknoloji ea k'homphieutha, moralo le tlhahlobo ea litora tsa phetisetso li ile tsa qala ho ba tsa digital, ho ntlafatsa katleho ea moralo le ho nepahala. Ho feta moo, ka tsoelo-pele ea ho ikopanya ha lichaba tsa lefatše, indasteri ea transmission tower le eona e se e qalile ho sebetsa linaheng tse ling, 'me likhoebo tsa machaba le merero ea tšebelisano-'moho li tloaelehile. Ho kena lekholong la bo21 la lilemo, indasteri ea tora ea phetisetso e ntse e tsoela pele ho tobana le mathata le menyetla ea ntlafatso ea mahlale. Tšebeliso ea lisebelisoa tse ncha tse kang li-alloys tsa aluminium le lisebelisoa tse kopantsoeng, hammoho le tšebeliso ea li-drones le mekhoa e bohlale ea ho shebella, e ntlafalitse haholo ts'ebetso le ts'ebetso ea ts'ebetso ea litora tsa phetisetso. Ka nako e ts'oanang, ha tlhokomeliso ea tikoloho ea lefats'e e ntse e eketseha, indasteri e boetse e hlahloba mekhoa e mengata ea ho qapa le ho hlahisa tikoloho, e kang ho sebelisa thepa e ka sebelisoang hape le ho fokotsa phello ea kaho tikolohong ea tlhaho.

Liindasteri tse holimo tsalitora tsa phetisohaholo-holo e kenyeletsa tlhahiso ea tšepe, tlhahiso ea thepa ea mohaho, le tlhahiso ea mechine. Indasteri ea tlhahiso ea tšepe e fana ka lisebelisoa tse fapaneng tsa tšepe tse hlokahalang bakeng sa litora tsa phetiso, ho kenyelletsa tšepe ea angle, lipeipi tsa tšepe le rebar; indasteri ea ho etsa thepa ea moaho e fana ka konkreite, samente le lisebelisoa tse ling; mme indasteri ea tlhahiso ea mechini e fana ka lisebelisoa tse fapaneng tsa kaho le lisebelisoa tsa tlhokomelo. Boemo ba tekheniki le boleng ba lihlahisoa tsa liindasteri tsena tse ka holimo-limo li ama ka kotloloho boleng le bophelo ba litora tsa phetiso.

Ho latela pono ea lits'ebetso tse tlase,litora tsa phetisoli sebelisoa haholo tšimong ea phetiso le kabo ea matla. Ha ts'ebeliso ea mehloli ea matla e nchafalitsoeng joalo ka letsatsi, moea le motlakase o monyane oa metsi o ntse o eketseha, tlhokahalo ea li-microgrid e ntse e eketseha, e ntse e tsoela pele ho holisa katoloso ea 'maraka oa meaho ea phetisetso. Mokhoa ona o bile le phello e ntle 'marakeng oa tora ea phetiso. Ho ea ka lipalo-palo, ka 2022, boleng ba 'maraka ba indasteri ea tora ea phetiso ea lefats'e bo tla fihla hoo e ka bang $28.19 bilione, e leng keketseho ea 6.4% ho tloha selemong se fetileng. China e entse tsoelo-pele e kholo nts'etsopele ea li-grids tse bohlale le ts'ebeliso ea theknoloji ea phetisetso ea motlakase oa motlakase o phahameng haholo, e sa tsamaisang kholo ea 'maraka oa tora ea phepelo ea lapeng feela, empa hape e amme katoloso ea mmaraka sebakeng sohle sa Asia-Pacific. Ka lebaka leo, sebaka sa Asia-Pacific se fetohile 'maraka o moholo ka ho fetisisa lefatšeng oa bareki bakeng sa litora tsa phetisetso, o nka karolo e ka bang halofo ea karolo ea mmaraka, e ka bang 47.2%. E lateloa ke limmaraka tsa Europe le Amerika Leboea, tse ikarabellang bakeng sa 15.1% le 20.3% ka ho latellana.

Re lebelletse bokamoso, ka matsete a tsoelang pele a ntlafatso ea marang-rang a motlakase le ntlafatso ea sejoale-joale, le tlhokahalo e ntseng e eketseha ea phepelo e tsitsitseng le e sireletsehileng ea phepelo ea motlakase, 'maraka oa tora ea phetiso e lebelletsoe ho boloka sekhahla sa kholo ea ona. Lintlha tsena li supa hore indasteri ea litora tsa phetiso e na le bokamoso bo khanyang mme e tla tsoela pele ho atleha lefatšeng ka bophara. Ka 2022, indasteri ea litora tsa phetiso ea China e tla fihlela kholo e kholo, ka kakaretso ea boleng ba 'maraka bo ka bang li-yuan tse limilione tse likete tse 59.52, keketseho ea 8.6% ho feta selemo se fetileng. Tlhokahalo ea kahare ea 'maraka oa tora ea phetisetso ea China haholo e na le likarolo tse peli: kaho ea likhoele tse ncha le tlhokomelo le ntlafatso ea lisebelisoa tse teng. Hajoale, 'maraka oa lehae o laoloa ke tlhoko ea kaho e ncha ea mohala; leha ho le joalo, ha lilemo tsa meralo le tlhoko ea lintlafatso li ntse li eketseha, karolo ea mmaraka ea tokiso ea tora ea khale le ho e nchafatsa e ntse e nyoloha butle-butle. Lintlha ka 2022 li bonts'a hore karolo ea mmaraka ea tlhokomelo le lits'ebeletso tse ncha indastering ea tora ea phetiso ea naha ea heso e fihlile ho 23.2%. Mokhoa ona o bonts'a tlhokahalo ea ho tsoela pele ho ntlafatsa marang-rang a marang-rang a matla a lehae le ho eketseha ha khatello ea ho netefatsa ho tšepahala le ho sebetsa hantle ha phetiso ea motlakase. Ka nts'etsopele ea leano la mmuso oa China mabapi le tokiso ea sebopeho sa matla le kaho ea marang-rang e bohlale, indasteri ea litora tsa phepelo e lebelletsoe ho tsoela pele ho boloka kholo e tsitsitseng lilemong tse 'maloa tse tlang.