isibhengezo_sekhanda

Izindaba

(1), ingcindezi: ingcindezi okukhulunywa ngayo embonini ye-compressor isho ingcindezi (P)

Ⅰ, umfutho we-atmospheric ojwayelekile (ATM)

Ⅱ, ingcindezi yokusebenza, ukudonsa, ingcindezi yokukhipha umoya, isho ukumunca i-compressor yomoya, ingcindezi yokukhipha

① Ingcindezi elinganiswa ngomfutho womoya njengoba indawo eyiziro ibizwa nge-surface pressure P(G).

② Ingcindezi ene-vacuum ephelele njengoba indawo eyiziro ibizwa nge-absolute pressure P(A).

Ingcindezi yokukhipha evamise ukunikezwa ku-nameplate ye-compressor ingcindezi yegeji.

Ⅲ, ingcindezi ehlukile, umehluko wengcindezi

Ⅳ, ukulahlekelwa ingcindezi: ukuncipha kwengcindezi

Ⅴ, i-compressor yomoya, ukuguqulwa kweyunithi yokucindezela okuvame ukusetshenziswa:

I-1MPa (MPa) =106Pa (PASCAL)

Ibha engu-1 (ibha) =0.1MPa

1atm (ingcindezi yomoya ejwayelekile) =1.013bar=0.1013MPa

Ngokuvamile embonini ye-compressor yomoya, "kg" ibhekisela "kubha".

(2), ukugeleza okuzisholo: ukugeleza okuzisholo eShayina kubuye kwaziwe ngokuthi yi-displacement noma ukugeleza kwe-nameplate.

Ngokuvamile, ngaphansi kwengcindezi edingekayo yokukhipha umoya, ivolumu yegesi ekhishwa yi-compressor yomoya ngesikhathi seyunithi iguqulelwa esimweni sokuthatha, okuyinani levolumu yokucindezela kokumunca kanye nezinga lokushisa lokudonsa kanye nomswakama esigabeni sokuqala sepayipi lokungenisa.Isikhathi seyunithi sisho umzuzu owodwa.

Okusho ukuthi, ivolumu yokumunca Q= CM *λ*D3*N=L/D*D3N

L: Ubude be-rotor

D: Ububanzi be-rotor

N: Isivinini se-shaft ye-rotor

CM: I-Coefficient yomugqa wephrofayela

I-Lambda: isilinganiso sobude nobubanzi

Ngokwezinga likazwelonke, umthamo wangempela wokukhipha umoya we-compressor ± 5% wokugeleza okuzisholo.

Isimo sereferensi: umfutho womoya ojwayelekile, izinga lokushisa elingu-20℃, umswakamo ngu-0℃, lesi simo esiyireferensi e-United States, eBrithani, e-Australia nakwamanye amazwe akhuluma isiNgisi T =15℃.I-Europe ne-Japan T =0℃.

Isimo esijwayelekile: umkhathi owodwa ojwayelekile, izinga lokushisa elingu-0℃, umswakama ongu-0

Uma iguqulelwe kusimo sesisekelo, iyunithi ithi:m3/min (cubic ngomzuzu)

Uma iguqulelwe kusimo esijwayelekile, iyunithi ithi:Nm3/min (isikwele esijwayelekile ngomzuzu)

Ngemva kwe-1 m/min = 1000 l/min

1 nm ngemva/umzuzu ngemva = 1.07 m/min

(3) Okuqukethwe yigesi kawoyela:

Ⅰ, iyunithi ngayinye yomthamo womoya ocindezelwe emafutheni (okuhlanganisa uwoyela, izinhlayiya ezimisiwe nesitimu sikawoyela), ikhwalithi yokuguqulwa iye ekucindezelweni okungu-0.1 MPa, izinga lokushisa ngu-20 ℃ kanye nomswakama ohlobene ongu-65% inani lesilinganiso izimo zomkhathi.Iyunithi :mg/m3 (isho inani eliphelele lokupheya)

Ⅱ, i-PPM ithe i-trace substances content in the mix of symbols, ibhekisela enombolweni ngayinye ezigidini ezingamakhulu ayisigidi (isisindo kune-PPMw nevolumu kune-PPMv).(ebhekisela esilinganisweni)

Ngokuvamile sibhekisela ku-PPM njengesilinganiso sesisindo.(Ingxenye eyisigidi yekhilogremu i-milligram)

1PPMW =1.2mg/m3(Pa =0.1MPa, t=20℃, φ=65%)

(4) Amandla athile: abhekisela emandleni asetshenziswa ukugeleza kwevolumu ethile ye-compressor.Kuwuhlobo lwenkomba yokuhlola ukusebenza kwe-compressor ngaphansi kokucindezelwa kwegesi okufanayo kanye nengcindezi efanayo yokukhipha umoya.

Amandla athile = amandla e-shaft (ingqikithi yamandla okufaka)/ i-exhaust (kW/m3·min-1)

Amandla e-Shaft: Amandla adingekayo ukushayela shaft ye-compressor.

I-P axis =√3×U×I× COS φ(9.5)×η(98%) motor ×η drive

(5), imibandela kagesi kanye neminye

Ⅰ, amandla: isikhathi seyunithi ngayinye yokwenza umsebenzi (P), iyunithi ngu-W (watt

Ngokuvamile sisebenzisa i-kW (kilowatt), kodwa futhi namandla amahhashi (HP)

1 KW HP1HP = 1.34102 = 0.7357 KW

Ⅱ, yamanje: i-electronic ngaphansi kwesenzo samandla kagesi, kunemithetho yokuhamba ohlangothini olulodwa

Uma ihamba, yenza i-A current ku-A ampere.

Ⅲ, i-voltage: ngenxa yokuthi kunokugeleza kwekhanda namanzi, kukhona futhi umehluko ongaba khona,

Ibizwa ngokuthi i-voltage (U), kanti iyunithi ingu-V (volts).

Ⅳ, isigaba, sibhekisela ocingweni, intambo yesigaba sesine: ibhekisela kuntambo yezigaba ezintathu (noma ucingo)

Umugqa omaphakathi (noma umugqa onguziro), isigaba esisodwa sisho umugqa wesigaba (noma umugqa womlilo)

Umugqa ophakathi nendawo (noma umugqa onguziro)

Ⅴ, imvamisa: ukushintshana kwamanje (ac) ukuqedela amandla e-electromotive emijikelezo yoguquko evumayo nenemibi inombolo yesibili, sebenzisa (f), ngokuya ngeyunithi - Hertz (Hz) ye-50 Hz eshintshashintshayo imvamisa yamanje ezweni lethu, phesheya ngi 60hz.

Ⅵ, imvamisa: shintsha imvamisa, ekusetshenzisweni kwe-compressor yomoya, ngokushintsha imvamisa yamandla ukushintsha isivinini semoto, ukuze kuzuzwe inhloso yokulungiswa kokugeleza.Izinga lokugeleza lingalungiswa libe ngu-0.1bar ngokuguqulwa kwemvamisa, okunciphisa kakhulu umsebenzi ongenzi lutho futhi kufezwe injongo yokonga amandla.

Ⅶ, isilawuli: kunezinhlobo ezimbili eziyinhloko zesilawuli embonini: uhlobo lwensimbi ne-PL

Isistimu, sisebenzisa isilawuli se-PLC, iwuhlobo lwe

Isilawuli esihlelekayo esakhiwe i-single chip microcomputer nezinye izingxenye.

Ⅷ, iligi eqondile: ukuxhumana okuqondile, embonini ye-compressor yomoya ibhekisela ekubopheni ngokuhlanganisa

Ⅸ, ukulayisha/ukukhipha, isimo sokusebenza se-compressor yomoya, ngokuvamile kubhekiselwa ku-compressor yomoya.

Inqubo ephelele yokumunca kanye ne-exhaust isesimweni sokulayisha, ngaphandle kwalokho isesimweni sokuthulula

Ⅹ, umoya/amanzi: isho indlela yokupholisa

Ⅺ, umsindo: iyunithi: dB (A) (+ 3) (dB) iyunithi yezinga lokucindezela komsindo

Ⅻ, ibanga lokuvikela: kuthiwa imishini kagesi engenathuli, ivimbela umzimba wangaphandle, ingangeni manzi, njll.

Inani lezinga le-airtightness livezwa yi-IPXX

Ⅷ, imodi yokuqalisa: isiqalo esiqondile, ngokuvamile siqala ngendlela yokuguqula unxantathu wenkanyezi.

(6) Iyunithi yezinga lokushisa lamazolo ℃

Umoya omanzi ngaphansi kokupholisa ingcindezi enjalo, yenza ekuqaleni uqukethe umhwamuko wamanzi ongagcwalisiwe emoyeni uba izinga lokushisa eligcwele isitimu, ngamanye amazwi, lapho wehliselwa ezingeni lokushisa elithile, izinga lokushisa lomoya emoyeni liqukethe umhwamuko wamanzi ongagcwalisiwe ukuze ufinyelele isimo sokugcwala (saturation state) okungukuthi umusi uqala ukuncibilika, uketshezi luyajiya), izinga lokushisa liyizinga lokushisa lamazolo legesi.

Iphuzu lamazolo okucindezelayo: libhekisela kugesi enomfutho othile opholiswe ezingeni lokushisa elithile, umhwamuko wamanzi ongagcwalisiwe oqukethwe kuwo uba umhwamuko ogcwele amanzi, izinga lokushisa liyindawo yokucindezela yamazolo egesi.

Indawo yamazolo esemkhathini: ekucindezelweni okujwayelekile komkhathi, igesi iyaphola ukuze okukuyo kungagcwali.

Umhwamuko wamanzi uba umhwamuko ogcwele amanzi ophuma ezingeni lokushisa

Embonini ye-compressor yomoya, iphuzu lamazolo izinga lokoma kwegesi


Isikhathi sokuthumela: Nov-03-2021