Gwaro rekusarudza Vharuvhu yePneumatic Actuator yeSistimu

Munzvimbo dzakawanda dzemaindasitiri muUnited States, vharuvhu yemhepo inodzora kufamba kwemhepo inoramba iri imwe yemhinduro dzakavimbika dzekugadzirisa kufamba kwemhepo otomatiki. Kupindura nekukurumidza, kuvaka kwakajeka kwemuchina, uye kuchengetedzeka kwakajairika munzvimbo dzine njodzi kunoita kuti mavharuvhu emhepo nemaactuator ave sarudzo inoshanda kune vagadziri vehurongwa, mapoka ekugadzirisa, uye nyanzvi dzekutenga.

Gwaro iri rinopa tsananguro yakadzama uye ine hwaro hwehunyanzvi hwemashandiro anoita mavharuvhu epneumatic actuator, chii chinosiyanisa mhando dzakasiyana dzeactuator, uye kuti ndedzipi nzira dzekusarudza dzinonyanya kukosha mumashandisirwo chaiwo.

Kunzwisisa Mavharuvhu Emagetsi Emhepo

Tsanangudzo uye Basa

A Vharuvhu yeActuator yePneumaticinosanganisa muviri wevharuvhu neactuator inofambiswa nemhepo inovhura, inovhara, kana kugadzirisa kuyerera kwemhepo. Kusiyana nema actuator emagetsi, masisitimu epneumatic anoita nekukurumidza, anoshivirira mamiriro ekunze akaoma, uye anoshanda zvakachengeteka munzvimbo dzinobvira moto.

Maindasitiri akadai sekugadzira makemikari, chikafu nezvinwiwa, pulp nemapepa, kurapwa kwemvura, uye kugadzira simba anovimba zvakanyanya nekudzora mhepo nekuti masisitimu aya:

• Usagadzire chinhu chinobatidza moto
• Ipa kukurumidza kushanda uye hupenyu hwakavimbika hwekutenderera
• Zviri nyore kuchengetedza uye zvinodhura zvishoma munguva refu yebasa
• Tsigira kushanda "kwakachengeteka" panguva yekurasikirwa kwemagetsi kana mhepo

Zvakanakira izvi zvinotsanangura kuti nei mavharuvhu ekudzora pneumatic achiramba ari echinyakare muUS industrial automation.

Mashandiro anoita mavharuvhu ePneumatic Actuator

Musangano we valve yepneumatic actuator unosanganisira:

• Vharuvhu (bhora, shavishavi, globe, gedhi, diaphragm, nezvimwewo)
• A actuator yemhepo
• Nzvimbo yekusarudza yekudzora kwakarurama
• Mavharuvhu eSolenoid ekushandura zvakananga
• Kusefa kwemhepo uye zvikamu zvemitemo
• Maswichi emuganhu kana masensa emhinduro

Kutevedzana Kwekushanda Kwepakutanga

1. Sisitimu yekudzora (PLC/DCS) inotumira chiratidzo—4–20 mA, HART, kana pneumatic.
2. Chinoisa chiratidzo chinoshandura chiratidzo ichocho kuita mhepo inomanikidzwa zvakanaka.
3. Kumanikidzwa kwemhepo kunofambisa piston kana diaphragm.
4. Chinofambisa chinotamisa kufamba uku kuenda kuhunde yevharuvhu kana mubato.
5. Vharuvhu inogadziriswa zvichienderana nenzvimbo inodiwa.

Pabasa rekugadzirisa mhepo, mashandiro enzvimbo yacho akakosha sekushanda kweactuator pachayo. Pamashandisirwo ekudzima/kudzima, torque margin uye kutendeseka kwemuchina zvinonyanya kukosha.

Mhando dzePneumatic Valve Actuators

Mavharuvhu Akajairika ePneumatic Valve

Zvishandiso zveKudzoka Kwechitubu (Zvinoshanda Kamwe Chete)

Chitubu chinomanikidza vharuvhu kuti isvike panzvimbo yakatarwa yekukundikana (yakavhurika kana yakavharwa) kana mweya wakarasika. Izvi zvinoshandisa maactuator zvakakodzera mashandisirwo akakosha ekuchengetedza akadai sekutarisira burner, masisitimu ekutonhodza, kupatsanura mafuta, kanaMavharuvhu eESD.

Nei zvichishandiswa:

• Nzira yakatsanangurwa isina njodzi
• Kushandiswa kwemhepo kwakaderera
• Yakanakira kufunga kwekuvhara

Zvishandiso Zvinoshanda Kaviri

Kumanikidzwa kwemhepo kunoita kuti kuvhurika nekuvhara kushande zvakanaka, zvichipa simba risingaperi mukutenderera kwese.

Zvakanakira:

• Mabasa ekufamba kwenguva refu
• Mavharuvhu makuru
• Zvinodiwa zvekukurumidza kushanda
• Kugadzirisa basa

Zvishandiso zvePneumatic zveRotary

Inoshandiswa nemavharuvhu ebhora, mavharuvhu emashavishavi, nemamwe magadzirirwo ekota-turn.

Maitiro makuru maviri:

• Rack nepinion: diki uye inodhura zvishoma
• Scotch joke: inogadzira torque yakakwira uye inobata zvirinani mashandisirwo anorema

Zvishandiso zvePneumatic Linear

Yakagadzirirwa mavharuvhu epasi rose, mavharuvhu ediaphragm, nemamwe mavharuvhu ane tambo dzakatwasuka.

Mhando dzinosanganisira:

• Zvishandiso zveDiaphragm: kudzora kunonzwa, kumanikidzwa kwakaderera
• Piston actuators: kufamba kwenguva refu, kusundidzira kwakakwirira

Zvishandiso zvePneumatic zveSpecialty

Mamwe maapplication anoda michina yakasarudzika:

Zvishandiso Zvinoshandisa Mavhiri Epamusoro-soro

Yakagadzirirwa kushanda kupfuura mazana ezviuru—kana kutoti mamiriyoni—emabhiriji. Mabheringi akasimbiswa uye nzira dzepamusoro dzekuzora mafuta dzinoderedza kupera simba.

MaActuator Ane Torque Yakakwira Kana Kuti Inorema

Inoshandiswa pamavharuvhu ane dhayamita hombe kana viscous media. Inowanzo shandiswa pakushandisa scotch-yoke mechanisms nekuda kwehunhu hwayo hwekumhanya.

Zvishandiso Zvekuchengetedza Nzvimbo Yakanyanya

Kune mabasa ekudzivirira kupisa, tembiricha yakakwira, kana nzvimbo dzinopisa.
Kuvandudzwa kwakajairika kunosanganisira:

• Dzimba dzesimbi dzisina ngura
• Kupfeka kweEpoxy kana marine-grade
• Ma elastomer anodziya zvishoma

Zvinhu Zvikuru Zvekufunga Nezvedu

1. Kuenderana kweVharuvhu

Chimwe chezvikonzero zvinowanzo kukonzera matambudziko ekutanga kwemotokari kusawirirana pakati pevharuvhu neactuator.

Zvinhu zvikuru zvekusimbisa:

• Zvinodiwa zvekufamba kwerotary kana linear
• ISO 5211 pateni yekumisikidza uye saizi yehunde
• Hunhu hwe torque yakazara (kutyoka, kumhanya, uye torque yekugara)
• Hunhu hweMedia: viscosity, solids, tembiricha
• Kirasi yekudzima kana sealing performance inodiwa

Mainjiniya anowanzo tarisa mukana we 25–30% we torque, uye mumasevhisi ekukwesha kana ekuvaka zvakanyanya, mukana we 40–50% unokurudzirwa.

2. Kumhanya kweKushanda uye Torque

Zvinodiwa zveTorque

Torque inofanira kutsanangura zvinotevera:

• Kumanikidzwa kwakasiyana
• Kukweshana kwevharuvhu
• Kupisa kwemaitiro
• Kugona kuungana pamusoro pemukati

Kusarudza actuator isina kukura kunogona kukonzera kunamira, stroke isina kukwana, kana kusakara nguva isati yakwana.

Kumhanya Kwekushanda

Matanho akajairika:

• Kuvharwa kwekukurumidza: < sekondi imwe chete
• Kuvharirana kwemaitiro: masekondi 1–3
• Kugadzirisa mavharuvhu: mhinduro inononoka, inodzorwa ndiyo inonyanya kufarirwa

Kumhanya kunogona kugadziriswa kuburikidza nekusarudza solenoid, saizi yemutsara wemhepo, kana kudzora kuyerera kwemhepo mudunhu repneumatic.

3. Kushanda Kwekumanikidzwa

Zvivako zvizhinji muUS zvinoshandisa mhepo yemufekitori iri pakati pe80–120 PSI, asi mashandiro azvo anoenderana nehunhu hwemhepo.

Matanho akakosha ekugadzirisa:

• Kusefa kwezvikamu
• Mutemo wekumanikidzwa
• Kubvisa hunyoro (muchina wekuomesa uri mufiriji kana wekubvisa hunyoro)
• Kubvisa mvura nguva dzose kubva muzvigamuchire nemafirita

Zvigadziko zvepositi nemavharuvhu ekugadzirisa zvinhu zvinonyanya kubatwa nezvinosvibisa.

Kuisa uye Kugadzirisa

Maitiro Akanakisisa Ekuisa

• Iva nechokwadi chekuti actuator nevharuvhu zvakanyatsorongeka.
• Gadzirisa nzvimbo dzekufamba nokungwarira kuti usakuvadza zvigaro zvevharuvhu.
• Isa ma solenoids nezvimwe zvinhu zvinoenderana nezvinodiwa neNAMUR kana zvichibvira.
• Simbisa kuti chii chiri kuvhurwa kana kuti chiri kuvharwa usati watanga kushanda.
• Simbisai kubatana kwemhepo uye tarisai kana paine kudonha kwemhepo mushure mekumanikidzwa.

Kune mavharuvhu anotenderera zvakanyanya kana akakosha pakuchengetedza, kuwedzera mhinduro yenzvimbo kunokurudzirwa zvikuru.

Mazano Ekugadzirisa Nguva Dzose

Kugadzirisa kunowanzo tarisa pane zvinhu zvinopfekwa:

• Ongorora zvisimbiso neO-rings mwedzi yega yega 6-12.
• Dururirai ndiro dzefirita mobva madururira mvura yakawanda.
• Tarisa mabheringi nekubatanidza kuti aone kana akasununguka.
• Ita bvunzo dzekuongorora kana dzechikamu chestroke pazvinzvimbo zvakangwara.
• Simbisai chiyero che zero ne span calibration gore rega rega.

Kugadzirisa zvinhu zvinofanotaurwa kunova nyore zvikuru kana ma actuator akabatanidzwa nema digital positioners anobatsira kuti log cycle iverengeke uye maitiro ekushanda.

Matambudziko Akajairika uye Kugadzirisa Matambudziko

Matambudziko akajairika uye macheki anoshanda:

• Kufamba zvishoma nezvishoma - mafirita akavharika, kumanikidzwa kusina kukwana, kana kuti tambo dzemhepo dzisina kukwana.
• Kuvharwa kusina kukwana - nzvimbo dzekufamba dzisina kunaka kana zvigaro zvevharuvhu zvakakuvara.
• Kutenderera kwemodulating service - kugadzirisa positioner kana kusagadzikana kwemhepo.
• Mhepo inobuda - zvinosungirirwa, zvisimbiso zvemuviri, kana zvivharo zvekupedzisira zveactuator.
• Ruzha rusina kujairika - kusashanda zvakanaka kwemabheya kana kusarongeka zvakanaka.

Kugadzirisa matambudziko aya nekukurumidza kunodzivirira nguva isina kurongwa yekushanda uye kunowedzera hupenyu hwemugadziri wemagetsi.

Mhedziso

Pfupiso yeMapoinzi Akakosha

Kusarudza vharuvhu yemhepo yakakodzera inoenderana nekunzwisisa chimiro che torque yevharuvhu, mamiriro enzvimbo, zvinodiwa kuti isashande zvakanaka, uye mhando yemhepo inowanikwa. Kuenzanisa hunhu hwevharuvhu ne vharuvhu nenzvimbo yekushanda kwakakosha kuti igare yakavimbika kwenguva refu.

Mazano Ekupedzisira

• Simbisa ruzivo rwese rwe torque nemugadziri wemavharuvhu.
• Sarudza ma actuator ane hupenyu hwenguva yekufamba uye magadzirirwo anodzivirira ngura.
• Pakugadzirisa mashandisirwo, gara uchibatanidza actuator ne positioner yemhando yepamusoro.
• Chengetedza zvinyorwa zvakadzama zvemabasa ekuisa, kugadzirisa, uye kugadzirisa.

Kana yakasarudzwa uye yakachengetedzwa nemazvo,vharuvhu inofambiswa nemhepoinogona kushanda zvakanaka kwemakore ukuwo mari yekugadzirisa ichiderera uye mashandiro esystem ari pamusoro.