Libakeng tse ngata tsa indasteri ho pholletsa le United States, valve ea actuator ea pneumatic e ntse e le e 'ngoe ea litharollo tse tšepahalang ka ho fetisisa bakeng sa taolo ea phallo e iketsang. Karabelo e potlakileng, kaho e otlolohileng ea mechini, le polokeho ea tlhaho libakeng tse kotsi li etsa hore li-valve le li-actuator tsa pneumatic e be khetho e sebetsang bakeng sa baqapi ba sistimi, lihlopha tsa tlhokomelo le litsebi tsa theko.
Tataiso ena e fana ka kakaretso e qaqileng, e thehiloeng botekgeniking eaKamoo li-valve tsa actuator tsa pneumatic li sebetsang kateng, ke eng e khethollang mefuta e fapaneng ea li-actuator, le hore na ke litekanyetso life tsa khetho tse bohlokoa haholo lits'ebetsong tsa 'nete.
Ho Utloisisa Li-Valve tsa Pneumatic Actuator
Tlhaloso le Mosebetsi
A Valve ea Actuator ea Pneumatice kopanya 'mele oa valve le actuator e tsamaisoang ke moea e bulang, e koalang, kapa e fetolang phallo. Ho fapana le actuator ea motlakase, litsamaiso tsa pneumatic li arabela kapele, li mamella maemo a thata a tikoloho, 'me li sebetsa ka mokhoa o sireletsehileng libakeng tse tukang.
Liindasteri tse kang ts'ebetso ea lik'hemik'hale, lijo le lino, pulp le pampiri, kalafo ea metsi, le tlhahiso ea matla li itšetlehile haholo ka taolo ea pneumatic hobane litsamaiso tsena:
- Ha e hlahise mohloli oa ho hotetsa
- Fana ka ts'ebetso e potlakileng le bophelo bo tšepahalang ba potoloho
- Li bonolo ho li hlokomela ebile li theko e tlase nakong e telele ea tšebeletso
- Tšehetsa ts'ebetso ea "ho hloleha ho hloleha" nakong ea tahlehelo ea motlakase kapa moea
Melemo ena e hlalosa hore na ke hobane'ng ha li-valve tsa taolo ea pneumatic li ntse li le tekanyetso ho othomathike ea indasteri ea Amerika.
Kamoo Li-valve tsa Pneumatic Actuator li Sebetsang Kateng
Kopano e tloaelehileng ea valve ea actuator ea pneumatic e kenyelletsa:
- Valve (bolo, serurubele, globe, heke, diaphragm, jj.)
- A sesebelisoa sa ho sebetsa ka moea
- Sebaka se ikhethileng bakeng sa taolo e nepahetseng
- Li-valve tsa Solenoid bakeng sa ho fetola tsela
- Likarolo tsa ho sefa le ho laola moea
- Li-switch tse fokolang kapa li-sensor tsa maikutlo
Tatellano ea Motheo ea Ts'ebetso
- Sistimi ea taolo (PLC/DCS) e romela lets'oao—4–20 mA, HART, kapa pneumatic.
- Sebaka se fetolang lets'oao leo hore e be khatello e nepahetseng ea moea.
- Khatello ea moea e tsamaisa piston kapa diaphragm.
- Sesebediswa sa ho ntsha motsamao ona se fetisetsa mothapong kapa shaft ya valve.
- Valve e fetoha ho latela sebaka se hlokahalang.
Bakeng sa tšebeletso ea ho fetola pneumatic, ts'ebetso ea positioner e bohlokoa joalo ka actuator ka boeona. Bakeng sa lits'ebetso tsa ho bula/ho tima, moeli oa torque le ts'epahalo ea mechini ke tsa bohlokoa haholo.
Mefuta ea Li-Actuator tsa Pneumatic Valve
Li-Actuator tsa Valve tsa Pneumatic tse Tloaelehileng
Li-Actuator tsa ho Khutla ha Selemo (tse sebetsang ka bonngoe)
Sepori se qobella valve ho ea boemong bo reriloeng esale pele ba ho hloleha (e butsoe kapa e koetsoe) haeba khatello ea moea e lahlehile. Li-actuator tsena li loketse lits'ebetso tsa bohlokoa tse kang taolo ea licheso, litsamaiso tsa ho pholisa, ho itšehla thajana ha mafura, kapaLi-valve tsa ESD.
Hobaneng li sebelisoa:
- Tsela e hlalositsoeng e sireletsehileng bakeng sa ho hloleha
- Tšebeliso e tlase ea moea
- E loketse mokhoa oa ho koala
Li-Actuator tse Sebetsang Habeli
Khatello ea moea e khanna ho bula le ho koala ha li-stroke, e leng se fanang ka torque e tsitsitseng ho pholletsa le potoloho.
Molemo ka ho fetisisa bakeng sa:
- Mesebetsi ea potoloho e phahameng
- Li-valve tse kholo
- Litlhoko tsa ts'ebetso e potlakileng
- Mosebetsi oa ho fetola
Li-actuator tsa Rotary Pneumatic
E sebelisoa le li-valve tsa bolo, li-valve tsa serurubele, le meralo e meng ea kotara ea ho reteleha.
Mekhoa e 'meli e meholo:
- Rack le pinion: e nyane ebile e theko e tlase
- Scotch joke: e hlahisa torque e phahameng ea ho roba 'me e sebetsana le lits'ebetso tse boima hamolemo
Li-Actuator tsa Pneumatic tse otlolohileng
E etselitsoe li-valve tsa globe, li-valve tsa diaphragm, le li-valve tse ling tse otlolohileng.
Mefuta e kenyeletsa:
- Li-actuator tsa diaphragm: taolo e bonolo, khatello e tlase
- Li-actuator tsa piston: maeto a malelele, khatello e phahameng
Li-Actuator tse Ikhethang tsa Pneumatic
Lisebelisoa tse ling li hloka lisebelisoa tse khethehileng haholoanyane:
Li-Actuator tsa Potoloho e Phahameng
E hahiloe bakeng sa ts'ebetso e fetang makholo a likete—kapa esita le limilione—tsa lipotoloho. Li-bearing tse matlafalitsoeng le litsela tse tsoetseng pele tsa ho tlotsa li fokotsa ho tsofala.
Li-Actuator tse nang le Torque e Phahameng kapa tse Boima
E sebelisoa bakeng sa li-valve tse bophara bo boholo kapa mecha ea phatlalatso e nang le viscous. Hangata e thehiloe mekhoeng ea scotch-yoke ka lebaka la litšobotsi tsa eona tsa torque.
Bahlaseli ba Tikoloho e Feteletseng
Bakeng sa lits'ebeletso tsa cryogenic, mocheso o phahameng, kapa libaka tse senyang.
Lintlafatso tse tloaelehileng li kenyelletsa:
- Matlo a tšepe e sa hloekang
- Liaparo tsa epoxy kapa tsa sehlopha sa metsing
- Li-elastomer tse mocheso o tlase
Likarolo tsa Bohlokoa Tse Lokelang ho Nahanoa
1. Ho lumellana ha Valve
E 'ngoe ea lisosa tse tloaelehileng tsa mathata a ho qala ke ho se lumellane pakeng tsa valve le actuator.
Lintho tsa bohlokoa tse lokelang ho netefatsoa:
- Tlhokahalo ea motsamao o potolohang kapa o otlolohileng
- Paterone ea ho kenya ea ISO 5211 le litekanyo tsa kutu
- Boemo bo felletseng ba torque (torque ea ho robeha, ho matha, le ho lula)
- Litšobotsi tsa mecha ea phatlalatso: viscosity, lintho tse tiileng, mocheso
- Tshebetso e hlokahalang ea ho koala kapa ho tiisa
Hangata baenjiniere ba ikemiseditse ho fumana 25–30% ya torque, mme ditshebeletsong tse kgohlang kapa tse hahang ka bongata, ho eletswa hore ho be le 40–50%.
2. Lebelo la ho Sebetsa le Torque
Litlhoko tsa Torque
Torque e tlameha ho ikarabella bakeng sa:
- Khatello ea phapang
- Khohlano ea tiiso ea valve
- Mocheso oa ts'ebetso
- Ho bokellana ho ka bang teng holim'a bokaholimo ba kahare
Ho khetha actuator e nyane ho ka lebisa ho khomareleng, ho otloa ke stroke ho sa fellang, kapa ho senyeha pele ho nako.
Lebelo la ho Sebetsa
Mefuta e tloaelehileng:
- Ho koaloa ha maemo a tšohanyetso: < motsotsoana o le mong
- Li-interlock tsa ts'ebetso: metsotsoana e 1-3
- Ho fetola di-valve: karabelo e liehang, e laoloang e khethoa
Lebelo le ka fetoloa ka ho kgetha solenoid, boholo ba mola wa moya, kapa ditaolo tsa phallo potolohong ya pneumatic.
3. Sebaka sa Khatello ea Ts'ebetso
Bongata ba libaka tse Amerika li tsamaisa moea oa lifeme pakeng tsa 80–120 PSI, empa ts'ebetso e itšetlehile ka boleng ba moea.
Mehato ea bohlokoa ea ho lokisa:
- Ho sefa ha likaroloana
- Taolo ea khatello
- Ho tlosa mongobo (li-dryer tse kentsoeng ka sehatsetsing kapa tse omisang metsi)
- Ho ntša metsi khafetsa ha li-receiver le li-filters
Li-positioner le li-valve tse fetolang li ameha haholo ke lintho tse silafatsang.
Ho kenya le ho hlokomela
Mekhoa e Metle ea ho Kenya
- Etsa bonnete ba hore actuator le valve li tsamaellana hantle.
- Lokisa libaka tsa ho ema ka hloko ho qoba ho senya litulo tsa li-valve.
- Kenya li-solenoid le lisebelisoa ho latela maemo a NAMUR moo ho hlokahalang.
- Netefatsa tataiso ea ho bula kapa ho koala sesebelisoa pele o qala ho se sebelisa.
- Tiisa likhokahano tsa moea 'me u hlahlobe hore na ho na le ho lutla ha moea ka mor'a ho hatelloa.
Bakeng sa di-valve tse nang le potoloho e phahameng kapa tse bohlokwa bakeng sa polokeho, ho eketsa maikutlo a boemo ho kgothaletswa haholo.
Malebela a Tlhokomelo ea Kamehla
Tlhokomelo hangata e shebana le lintlha tsa ho tsofala:
- Hlahloba litiiso le li-O-ring likhoeli tse ling le tse ling tse 6-12.
- Tšela likotlolo tsa sefe 'me u tšolle metsi khafetsa.
- Hlahloba dibering le kgokelo bakeng sa ho hlepha.
- Etsa liteko tsa tlhahlobo kapa tsa stroke e sa fellang ho li-positioner tse bohlale.
- Netefatsa tekanyo ea lefela le span selemo le selemo.
Tlhokomelo e lebelloang e ba bonolo haholo ha li-actuator li kopantsoe le li-positioner tsa dijithale tse balang potoloho ea log le mekhoa ea ts'ebetso.
Mathata a Tloaelehileng le Tharollo ea Mathata
Mathata a tloaelehileng le liteko tse sebetsang:
- Ho tsamaea butle - li-filter tse koetsoeng, khatello e sa lekaneng ea phepelo, kapa lithapo tsa moea tse sa tebang.
- Ho koaloa ho sa fellang - libaka tse fosahetseng tsa ho ema kapa litulo tsa valve tse senyehileng.
- Ho sisinyeha ha tšebeletso ea ho fetola - ho lokisa boemo kapa ho se tsitse ha phepelo ea moea.
- Ho dutla ha moya – di-fittings, di-seal tsa mmele, kapa di-cap tsa pheletso ya actuator.
- Lerata le sa tloaelehang - ho senyeha ha dibere kapa ho se lekane hantle.
Ho sebetsana le mathata ana esale pele ho thibela nako e sa reroang ea ho se sebetse 'me ho eketsa bophelo ba actuator.
Qetello
Kakaretso ea Lintlha tsa Bohlokoa
Ho khetha valve e nepahetseng ea actuator ea pneumatic ho itšetlehile ka ho utloisisa boemo ba torque ea valve, maemo a tikoloho, litlhoko tse sireletsehileng tsa ho hloleha, le boleng ba phepelo ea moea. Ho bapisa litšobotsi tsa actuator le valve le tikoloho ea ts'ebetso ho bohlokoa bakeng sa ts'epo ea nako e telele.
Litlhahiso tsa ho Qetela
- Netefatsa lintlha tsohle tsa torque ka moetsi oa li-valve.
- Khetha li-actuator tse nang le bophelo ba potoloho bo pakiloeng le kaho e hanelang mafome.
- Bakeng sa lits'ebetso tse laolang, kamehla kopanya actuator le positioner ea boleng bo holimo.
- Boloka direkoto tse qaqileng tsa mesebetsi ea ho kenya, ho lekanya le ho hlokomela.
Ha e kgethilwe le ho hlokomelwa hantle,valve e tsamaisoang ke moeae ka sebetsa ka botšepehi ka lilemo tse ngata ha e ntse e boloka litšenyehelo tsa tlhokomelo li le tlase le ts'ebetso ea sistimi e le holimo.
Nako ea poso: Tshitwe-10-2025