I-Stepper motor kits eNingizimu Afrika izimoto zezimoto
I-Stepper motor iyi-open-loop control motor eguqula isignali ye-pulse kagesi ibe i-angular displacement noma i-linear displacement. Iyingxenye eyinhloko yesistimu yokulawula izinhlelo zedijithali futhi isetshenziswa kabanzi kuthinteke ukushintsha komthwalo. Lapho umshayeli onyathelayo ethola isignali ye-pulse, ushayela isitebhisi ukuze ajikelezise i-engeli engaguquki endaweni emisiwe, ebizwa ngokuthi "i-angle yesinyathelo". Ukujikeleza kwayo kuhamba ngesinyathelo ngesinyathelo nge-engeli engaguquki. I-angular displacement ingalawulwa ngokulawula inani lama-pulses, ukuze kuzuzwe inhloso yokubeka okunembile; ngesikhathi esifanayo, isivinini nokusheshisa kokujikeleza kwezimoto kungalawulwa ngokulawula imvamisa ye-pulse, ukuze kuzuzwe inhloso yokulawulwa kwesivinini. I-Stepper motor iwuhlobo lwe-induction motor. Umgomo wayo wokusebenza ukusebenzisa isekethe ye-elekthronikhi ukunikeza amandla lapho uguqula i-DC ibe izingxenye.
Isikhathi se-polyphase silawula isikhathi samanje. Lapho lokhu kwamanje kusetshenziselwa ukuhlinzeka amandla ku-stepper motor, i-stepper motor ingasebenza ngokujwayelekile. Umshayeli unikeza amandla okwabelana ngesikhathi we-stepper motor. Isilawuli sesikhathi se-Polyphase. Yize i-stepper motor isetshenziswe kabanzi, i-stepper motor ayikwazi ukusetshenziswa njengemoto ejwayelekile ye-DC kanye ne-AC motor. Kufanele yakhiwe isignali ye-pulse ephindwe kabili kanye nesekhethi yokushayela amandla ngaphambi kokuthi isetshenziswe ohlelweni lokulawula. Ngakho-ke, akulula ukusebenzisa i-steping motor kahle. Kubandakanya ulwazi oluningi lobungcweti olufana nemishini, motor, electronics kanye nekhompyutha. Njenge-actuator, i-steping motor ingenye yemikhiqizo eyinhloko ye-mechatronics, esetshenziswa kabanzi ezinhlelweni ezihlukahlukene zokulawula okuzenzakalelayo. Ngokuthuthuka kwe-microelectronics Ngokuthuthuka kobuchwepheshe bamakhompiyutha, isidingo se-steping motor sikhula usuku nosuku, esisetshenziswa emikhakheni ehlukahlukene yomnotho wezwe.
I-Stepper motor kits eNingizimu Afrika izimoto zezimoto
I-stepping motor, eyaziwa nangokuthi yi-pulse motor, isuselwe kumgomo oyisisekelo ozibuthe kagesi. Iwuzibuthe kagesi okwazi ukuzungeza ngokukhululeka. Umgomo wayo wesenzo ukukhiqiza itorque kagesi ngokuncika ekushintsheni kwegebe lomoya kazibuthe. Imizamo yokulawula yaqala nxazonke. Isetshenziswa ku-electrode yokudlulisa indlela yesibani se-hydrogen arc. Lokhu kubhekwa njengemoto yokuqala ye-stepper. Ekuqaleni kwekhulu lama-20, izinjini zokunyathela zazisetshenziswa kabanzi ekuhwebeni okuzenzakalelayo. Njengoba amandla onxiwankulu asentshonalanga eqhudelana ngamakoloni, ama-Stepper motors asetshenziswa emikhunjini nasemikhunjini engenawo amandla kagesi e-AC "Izindiza nezinye izinhlelo ezizimele ziye zasetshenziswa kabanzi. Ngasekupheleni kwawo-1950, ukusungulwa kwama-transistors kancane kancane kwasetshenziswa kuma-steping motors, okwenza idijithali ukulawula kulula.Ngemva kweminyaka yawo-1980, ngenxa yokuthi amakhompiyutha amancane ashibhile abonakala esesimweni sokusebenza okuningi, izindlela zokulawula zamamotho okunyathela zazivumelana nezimo futhi ezihlukahlukene. isignali ye-pulse kagesi iguqulelwa ekuthuthweni kwe-angular okuhambisanayo noma ukugudluzwa ngomugqa, yona ngokwayo into eyinhloko yokuqedela ukuguqulwa kwemodi yedijithali.
Ngaphezu kwalokho, ingavula isilawuli sendawo ye-loop, futhi ukukhuphuka kwendawo ethile kungatholwa ngokufaka isignali ye-pulse. Uma kuqhathaniswa nesistimu yokulawula ye-DC evamile, izindleko zalolu hlelo olubizwa ngokuthi uhlelo lokulawula isikhundla luyancipha kakhulu, futhi cishe asikho isidingo sokulungisa uhlelo. Ukususwa kwe-angular kwe-steping motor kuhambisana ngokuqinile nenani lama-pulses okokufaka, futhi ngokuhamba kwesikhathi Ukuvumelanisa nge-pulse on. Ngakho-ke, inqobo nje uma inombolo kanye nemvamisa yama-pulses kanye nokulandelana kwesigaba se-motor winding kulawulwa, i-angle yokujikeleza edingekayo, isivinini kanye nokuqondisa kungatholakala.
I-Stepper motor kits eNingizimu Afrika izimoto zezimoto
Ama-motor stepper aseChina aqala ekuqaleni kwawo-1970. Isigaba sokuthuthukiswa kwemikhiqizo eqediwe sisuka maphakathi nawo-1970 kuya maphakathi nawo-1980. Izinhlobo ezintsha kanye nama-motor asebenza kahle athuthukiswa njalo. Njengamanje, ngokuthuthukiswa kwesayensi nobuchwepheshe, ikakhulukazi ukuthuthukiswa kwezinto ezibonakalayo zikazibuthe, ubuchwepheshe be-semiconductor kanye nobuchwepheshe bekhompyutha, ama-stepper motors asetshenziswe kabanzi emikhakheni eminingi. Ubuchwepheshe be-Stepper motor control kanye nokubuka konke kwentuthuko njengemoto ekhethekile yokulawula, i-stepper motor ayikwazi ukusebenza exhunywe ngokuqondile kugesi we-DC noma we-AC, ngakho-ke kufanele kusetshenziswe umshayeli wemoto okhethekile wokushayela we-stepper motor. Ngaphambi kokuthuthukiswa kobuchwepheshe be-microelectronics, ikakhulukazi ubuchwepheshe bekhompiyutha, i-generator yesilawuli se-pulse signal yabonakala ngokuphelele nge-hardware. Isistimu yokulawula isebenzise izingxenye ezihlukene noma amasekhethi ahlanganisiwe ukwenza iluphu yokulawula. Akukhona nje ukulungisa iphutha nokufakwa okwakuyinkimbinkimbi futhi inani elikhulu lezingxenye lidliwe, kodwa futhi umjikelezo kufanele uhlelwe kabusha uma uhlelo lokulawula lushintshiwe. Lokhu kwenza kube nesidingo sokuthuthukisa abashayeli abahlukene bamamotho ahlukene. Ubunzima bokuthuthukiswa kanye nezindleko zentuthuko ziphezulu kakhulu, futhi ubunzima bokulawula bukhulu, obukhawulela ukuthandwa kwama-motor stepping. Ngenxa yokuthi i-stepper motor iyisisetshenziswa esiguqula ukushaya kwenhliziyo kagesi kube ukunyakaza okuzenzakalelayo futhi inezici ezinhle zokulawula idatha, ikhompyutha isiwumthombo okahle wokushayela we-stepper motor. Ngokuthuthukiswa kwe-microelectronics kanye nobuchwepheshe bekhompiyutha, imodi yokulawula yokuhlanganisa isofthiwe ne-hardware isiphenduke umfudlana omkhulu, okungukuthi, ukukhiqiza ukushaya kokulawula ngohlelo nokushayela i-hardware circuit. I-single chip microcomputer ilawula i-step motor ngokusebenzisa isofthiwe ukuze ithephe kangcono amandla enjini. Ngakho-ke, ukusebenzisa i-microcomputer ye-chip eyodwa ukulawula ukunyathela kwemoto sekuphenduke inkambiso engenakugwemeka, futhi ehambisana nokuthambekela kwezikhathi zedijithali.
I-Stepper motor kits eNingizimu Afrika izimoto zezimoto
Isigaba esikhulu: Injini yokunyathela ingahlukaniswa ibe yinjini yokunyathela esebenzayo [ukuthembeka okuguquguqukayo, i-VR] kanye nemoto kazibuthe enyathelayo engu-PM], i-hybrid stepping motor [i-hybrid stepping., HS], i-single-phase stepping motor, i-planar stepping motor nezinye izinhlobo. Phakathi kwama-steping motors amukelwa e-China, i-reactive stepping motor iyona eyinhloko. Kunezinhlobo ezintathu zezindlela zokulawula izimoto: imodi yokulawula iluphu evulekile kanye nemodi yokulawula iluphu evaliwe, ehlobene eduze nesistimu yokulawula imoto. Kuhlelo lokusebenza olusebenzayo, isistimu yokulawula iluphu evalekile ngokuvamile ihlukaniswa njenge-open-loop noma i-closed-loop system.
Ifomula yokusabela: kukhona ama-windings ku-stator futhi i-rotor yakhiwe ngezinto ezithambile zikazibuthe. Isakhiwo esilula, izindleko eziphansi, i-engeli encane yesinyathelo, kufika ku-1.2 °, kodwa ukusebenza okuguquguqukayo okungekuhle, ukusebenza kahle okuphansi, ukushisisa okukhulu futhi kunzima ukuqinisekisa ukwethembeka.
Uhlobo lukazibuthe oluhlala njalo: i-rotor yesitebhisi sikazibuthe esihlala unomphela yenziwe ngezinto ezisebenza uzibuthe, futhi inani lezigxobo ze-rotor liyafana nele-stator. Ibonakala ngokusebenza okuhle okuguquguqukayo kanye ne-torque enkulu yokukhipha, kodwa ukunemba kwale motor akulungile, I-angle ye-torque yesinyathelo esikhulu (ngokuvamile i-7.59 noma i-15 °). I-Hybrid: I-hybrid stepping motor ihlanganisa izinzuzo zohlobo lukazibuthe olusebenzayo noluhlala njalo. I-stator yayo inama-multiphase windings, i-rotor ithatha izinto zikazibuthe unomphela, futhi i-rotor ne-stator inamazinyo amancane amaningi ukuze kuthuthukiswe ukunemba kwe-torque yesinyathelo. Ibonakala nge-torque enkulu yokukhipha, ukusebenza okuhle okuguquguqukayo kanye ne-angle yesinyathelo esincane, kodwa ukwakheka kwayo kuyinkimbinkimbi futhi izindleko ziphakeme kakhulu.
Ngokusho kokuvuthwa kwe-stator, kunezigaba ezimbili, izigaba ezintathu kanye nochungechunge olulinganayo oluyisihlanu. Injini enezigaba ezimbili eyi-hybrid stepping motor idume kakhulu, ibalwa ngaphezu kwama-97% wesabelo semakethe. Isizathu siwukuthi inokusebenza kwezindleko eziphezulu futhi ifakwe Umphumela muhle ngemva kokuhlukanisa idrayivu. I-angle yesinyathelo eyisisekelo yalolu hlobo lwemoto ngu-1.8% / isinyathelo. Uma ifakwe umshayeli wesinyathelo esiyingxenye, i-angle yesinyathelo iyancipha ibe ngu-0.9%. Uma ifakwe umshayeli wokuhlukanisa iziqephu, i-engeli yesinyathelo ingahlukaniswa kuze kufike izikhathi ezingu-256 [0.007% / micro step). Ngenxa yokungqubuzana nokunemba kokukhiqiza, ukunemba kwangempela kokulawula kuphansi kancane. I-stepper efanayo ingafakwa abashayeli abahlukene bokuhlukanisa ukuze uguqule ukunemba nomphumela.
I-Hand Push Roller Ruler Iyunithi yokulinganisa: imitha
Yenziwe nge-aluminium nepulasitiki, engasindi. Idizayini yamasondo, kulula ukuyihambisa.
Ukunemba okuphezulu.
Uhlobo: Uhlobo lukamshini
I-Portable Argon Detector Model No: XLA-BX-Ar Uhlobo Lwegesi: Ar
Ibanga lokulinganisa: 0- 100% VOL
Izinga Lokushisa: -30 kuya ku-70 degree C (igesi evamile); -20 kuya +50 degrees C (Igesi enobuthi)
Ibanga Lokuswakama:10% ukuya ku-95% RH (okungaguquki) Ingcindezi Yomsebenzi: 86KPa-106KPa
I-alamu Ezwakalayo Nebonakalayo (Izinga Lomsindo: 75 dB)
Imodeli Yesitshina Seoksijini Esiphathekayo: XLA-BX-O2
Uhlobo Lwegesi: O2
Ibanga lokulinganisa: 0-5% VOL, 25% VOL, 30% VOL,
100% I-VOL
Izinga Lokushisa: -30 kuya ku-70 degree C (igesi evamile); -20 kuya +50 degrees C (Igesi enobuthi)
Ibanga Lokuswakama:10% ukuya ku-95% RH (okungaguquki) Ingcindezi Yomsebenzi: 86KPa-106KPa
I-alamu Ezwakalayo Nebonakalayo (Izinga Lomsindo: 75 dB)
I-Portable Nitrogen Detector Model No: XLA-BX-N2
Uhlobo Lwegesi: N2
Ibanga lokulinganisa: 100% VOL
Izinga Lokushisa: -30 kuya ku-70 degree C (igesi evamile); -20 kuya +50 degrees C (Igesi enobuthi)
Ibanga Lokuswakama:10% ukuya ku-95% RH (okungaguquki) Ingcindezi Yomsebenzi: 86KPa-106KPa
I-alamu Ezwakalayo Nebonakalayo (Izinga Lomsindo: 75 dB)
Ikhamera yedijithali evikelekile ekungaqhumeni kwangaphakathi Brand: Nikon
Inombolo Yemodeli:Amaphikseli e-Excam1201:Izigidi ezingu-16 nangaphezulu Ukusebenza kwe-Anti-shake:
Ukuqina kwesithombe se-elekthronikhi Ikhamera ye-HD: HD (1280x720) Usayizi wokubonisa: amayintshi amathathu.
Uhlobo lwenzwa: CMOS
Izici ezikhethekile: kungaqhumi, kungangeni manzi, kungangeni uthuli
Izibuko zokuvikela (Ompunga) Ibhrendi: Imodeli ye-Honeywell:100111 Umbala welensi: : ompunga
I-anti-inkungu, i-anti-shock kanye ne-anti-scratch
Izibuko zokuvikela (Okungafihli) Ibhrendi: Imodeli ye-Honeywell: 100002
Umbala welensi: obala
I-anti-inkungu, i-anti-shock kanye ne-anti-scratch
Amakhemikhali amagilavu e-Nitrile amagilavu erabha
Ukuvikelwa kokuphepha kumakhemikhali anamandla.
Amagilavu awugqinsi amelana nokuhuzuka nokugunda kangcono kunerabha yemvelo. Ukumelana ne-formalin, uphethiloli, isipholile, i-bleach, uphalafini.
Pakisha ipheya elingu-1.
Iphinifa le-PVC elimelana ne-asidi ne-alkali; Ingangeni manzi, I-Acid efakazela uwoyela kanye Nokumelana ne-Alkali
I-Wind Sock wind sock (ubufakazi bamanzi, bonisa ukukhanya) EA 60
Isisindo SeNet Esiphuthumayo: 5.8kg
Imodeli No. JYL-Ⅲ(Blue/Wide) Materials: Ipayipi le-aluminium eliqinisiwe Usayizi: 190*50cm
Isisindo Sokuthwala: 100kg
I-Emergency Escape Breathing Device MSA Escape-Air, 10148993/ umthamo 3L / ingcindezi yokusebenza engu-20MPa futhi ihlala imizuzu engu-15.
Iqoqo elingukhiye le-hoop Material :
ipulasitiki noma insimbi yepuleti Insimbi ingxenye enkulu
Shintsha usayizi wephepha: ngaphezu kuka-30 * 20mm
I-ALTAIR 4X Multi Gas Detector I-ALTAIR 4X iyi-Multi gas Detector ehlala isikhathi eside kakhulu ekala amagesi amane kanyekanye avela enhlobeni ebanzi yezinzwa ze-Xcell okuhlanganisa namagesi avuthayo, O2,CO,H2S.
Ukuhlolwa okuthembekile komtshina wegesi okuningi kwe-LEL, umoya-mpilo, i-carbon monoxide, i-hydrogen sulfide,
Ukwakhiwa kwezomnotho konga abasebenzisi ngaphezu kuka-50% ekusindiseni ukulinganisa, izinzwa ezishintshayo kanye nokulungiswa kweyunithi isebenzisa igesi yokulinganisa engaphansi ngo-50% ngomzuzu kunezitholi ezimaphakathi embonini.
Izindlu zenjoloba ezinezimbambo zinikeza ukubamba okuvikelekile nokuqina okuphezulu
Iyunithi ifaka i-alamu engu-95+ DB kanye ne-Ultra-bright LEDs Instant Alert inikeza i-alamu eyenziwa ngesandla ukuze ixwayise abanye ngesimo esiyingozi.
Isiteshi sokugeza amehlo Isiteshi se-acrylic esimangelengele sihlanganisa ama-oz amabili angu-32. amabhodlela okugeza amehlo (ngalinye liqukethe isixazululo esivinjiwe esinezimpawu ezikhombisa ukonakala). Sebenzisa isixazululo sokugeza ngokushesha, bese ugeza ngokuqhubekayo esiteshini unomphela. Isiteshi Sokugeza Amehlo singafakwa odongeni noma sisetshenziswe phezulu kwetafula. Itholakala njengesiteshi esiphelele esinamabhodlela (EW1) noma njengebhodi kuphela (EW2). Usayizi wesiteshi: 16H x 12W x 4D.
I-Honeywell 32 oz. Ingalengiswa odongeni;
Amaphaneli aseShayina nesiNgisi, umzimba webhodlela lesiNgisi.
Ipayipi lomlilo i-SWFH 150, uhlobo lwezinyawo ezinezindlela ezimbili, ingcindezi yokusebenza:2PSI, ingcindezi yokuhlola i-hydro:175PSI, i-inlet: 300, i-outlet: 4X2-2/1, Izinto: ipayipi lensimbi le-carbon elingenamthungo
Inayiloni Non-Conductive Lockout Hasp Model No. 428
Inayiloni Engaqhubeki Ukukhiya i-Hasp, 1in x 2-1/2in (25mm x 64mm) Ukusula Umhlathi.
I-Stepper motor kits eNingizimu Afrika izimoto zezimoto
Isimiso sokusebenza: ngokuvamile, i-rotor ye-motor iyizibuthe unomphela. Lapho i-current igeleza ku-stator winding, i-stator winding ikhiqiza insimu kazibuthe ye-vector. Inkambu kazibuthe izoshayela i-rotor ukuthi ijikeleze nge-engeli, ukuze isiqondiso se-pair of magnetic fields of the rotor sihambisane ne-stator. Lapho i-vector magnetic field ye-stator izungeza nge-engeli. I-rotor iphinde ijikeleze i-engeli nensimu kazibuthe. Ngaso sonke isikhathi lapho kufakwa i-pulse kagesi, injini izungeza nge-engeli futhi iqhubekele phambili isinyathelo esisodwa. Ukukhipha kwayo i-angular displacement ilingana ngokuqondile nenani lama-pulses okokufaka, futhi isivinini sayo silingana ngokuqondile nemvamisa ye-pulse. Shintsha ukuhleleka lapho ama-winding enikwa amandla futhi injini izohlehla. Ngakho-ke, ukuzungezisa kwemoto enyathelayo kungalawulwa ngokulawula inombolo kanye nemvamisa yama-pulses kanye nokulandelana kokunika amandla kwesigaba ngasinye sokujika kwemoto.
IMINININGWANE:
UHLOBO: OKUXHUMANA OKUSIZIYO KOKUXHUMANA NE-MAGNETIC
AMPERAGE: AC/DC: 3-4 AC / 6 DC
I-VOLTAGE: AC/DC: 240-400 VAC / 24 DCV
ISICELO: I-Spare ye-MCC
UMBHALO:Isilinganiso seVoltage AC/DC: 240-400 VAC, 24 DCV
Isilinganiso samanje se-AC/DC: 3-4 AC, 6 DC
Inombolo Yokuxhumana Nabo Abasizayo NO: 0
Inombolo Yokuxhumana Nabo Abasizayo NC: 1
Imodeli: CA5X-01
Ean: 3471522387912
Inombolo yomthetho: 1SBN019010R1001
Ifanele: AX Magnetic Contactor series
IMINININGWANE YOMKHIQIZI:
I-MFG: ABB:CA5X-01 10
IMINININGWANE:
UHLOBO: OKUXHUMANA OKUSIZIYO KOKUXHUMANA NE-MAGNETIC
AMPERAGE: AC/DC: 3-4 AC / 6 DC
I-VOLTAGE: AC/DC: 240-400 VAC / 24 DCV
ISICELO: I-Spare ye-MCC
UMBHALO:Isilinganiso seVoltage AC/DC: 240-400 VAC, 24 DCV
Isilinganiso samanje se-AC/DC: 3-4 AC, 6 DC
Inombolo Yokuxhumana Nabo Abasizayo NO: 1
Inombolo Yokuxhumana Nabo Abasizayo NC: 1
Imodeli: CAL5X-11
Ean: 3471522387929
Inombolo yomthetho: 1SBN019020R1011
Ifanele: AX- Magnetic Contactor Series
IMINININGWANE YOMKHIQIZI:
I-MFG: ABB:CAL5X-11 16
IMINININGWANE:
UHLOBO: I-block Block
AMPERAGE: 4/6/8 A
I-VOLTAGE: 15- 400V / 230v / 120VAC
ISICELO: I-Spare ye-MCC
UMBHALO:I-Contact Block (MCB-10)
Ukunikezwa kwamandla kagesi: 15- 400V / 230v / 120VAC
I-Ampere :4/6/8 A
I-ID yomkhiqizo: 1SFA611610R1001
I-EAN: 7320500544327
Yenza: ABB
IMINININGWANE YOMKHIQIZI:
I-MFG: ABB:MCB-10 10
IMINININGWANE:
UHLOBO: OKUXHUMANA OKUSIZIYO KOKUXHUMANA NE-MAGNETIC
AMPERAGE: AC/DC: 3-4 AC / 6 DC
I-VOLTAGE: AC/DC: 240-400 VAC / 24 DCV
ISICELO: Ingxenye #:1SBN010110R1010
TEXT:Ingxenye Yephaneli Yokulawula Yasendaweni ye-IAC
Isilinganiso se-Voltage AC/DC: 240-400 VAC, 24 DCV
Isilinganiso samanje se-AC/DC: 3-4 AC, 6 DC
Inombolo Yokuxhumana Nabo Abasizayo NO: 1
Imodeli: CA4-10
Ean: 3471523130005
Yenza: ABB
IMINININGWANE YOMKHIQIZI:
I-MFG: ABB:Imodeli: CA4-10 10
