Amamitha okugeleza ayithuluzi elisetshenziswa kabanzi ezimbonini ukukala ukugeleza koketshezi njengoketshezi, amagesi, kanye nomusi. Ngesikhathi senqubo yokulinganisa, uketshezi luvame ukubhekana nokumelana okuthile njengoba ludlula kumitha yokugeleza, okuholela ekwehleni kwengcindezi. Lesi simo saziwa ngokuthiukulahlekelwa yingcindeziUbukhulu bokulahlekelwa yingcindezi akuthinti nje kuphela ukunemba kokulinganisa kodwa futhi kuthinta nokusebenza kahle kwamandla kwesistimu kanye nezindleko zokusebenza. Lesi sihloko sizochaza ukuthi kuyini ukulahlekelwa yi-flow meter pressure meter, yimaphi amamitha okugeleza anokulahlekelwa yi-pressure ephezulu, yimaphi anaphansi, kanye nendlela yokukhetha i-flow meter efanele.
1. Kuyini Ukulahlekelwa Umfutho We-Flow Meter?
Ukulahleka kwengcindezi yemitha yokugeleza kubhekisela ekunciphiseni kwengcindezi yoketshezi okubangelwa izici zesakhiwo sangaphakathi semitha yokugeleza, njengokugoba epayipini, ukufinyela kwezindawo zokungena, nezinye izinto ezivimbelayo. Imitha yokugeleza ngayinye inomklamo ohlukile, futhi ngenxa yalokho, amamitha okugeleza ahlukene anikeza amazinga ahlukene okumelana nokugeleza koketshezi, okubangela amazinga ahlukene okulahlekelwa yingcindezi.
Izimbangela eziyinhloko zokulahlekelwa yi-flow meter pressure zihlanganisa:
- Izinguquko endleleni yokugeleza koketshezi (njengokumelana kwangaphakathi, ukugoba, njll.)
- Ukungqubuzana okuvela ezingxenyeni zangaphakathi (njenge-turbines, izinzwa)
- Izinguquko ekushiseni koketshezi
- Ukulahlekelwa kwengcindezi yendawo ezingxenyeni zangaphakathi zemitha yokugeleza
Uma ukucindezeleka kuncipha kakhulu emshinini wokulinganisa ukugeleza, kulapho kulahleka khona amandla amaningi njengoba uketshezi lugeleza kulo, okungaholela ekusetshenzisweni kwamandla okuphezulu futhi kuthinte ngisho nokuzinza kokugeleza koketshezi.
2. Yimaphi Amamitha Okugeleza Ane-Pressure Loss Ephakeme?
Amanye amamitha okugeleza adala ukulahlekelwa okukhulu kwengcindezi ngenxa yezimiso zawo zokusebenza kanye nezici zokuklama. Ngezansi kunamamitha okugeleza ambalwa ngokuvamile adala ukulahlekelwa okuphezulu kwengcindezi:
Amamitha Okugeleza Kwe-Turbine
Amamitha okugeleza kwe-turbine alinganisa ukugeleza ngokujikeleza kwe-turbine eqhutshwa uketshezi. Ukungqubuzana phakathi kwe-turbine noketshezi, kanye nokushintsha kwendlela yokugeleza, kuholela ekulahlekelweni kwengcindezi ephezulu. Amamitha okugeleza kwe-turbine ngokuvamile anokulahlekelwa okukhulu kwengcindezi, ikakhulukazi uma kuziwa emazingeni okugeleza aphansi. Lawa mamitha afanele ukusetshenziswa kokugeleza okuphakathi kuya phezulu kodwa awafaneleki ezimweni ezidinga ukunemba okuphezulu noma ukugeleza okuphansi.
Amamitha Okugeleza Kwepuleti Le-Orifice
Amamitha okugeleza kwepuleti le-orifice alinganisa ukugeleza ngokudala ushintsho lwejubane lapho uketshezi ludlula emgodini omncane. Umehluko wokucindezela ngaphambi nangemva kwe-orifice uholela ekulahlekelweni kwengcindezi okuphawulekayo. Ukulahlekelwa kwengcindezi kuphezulu kakhulu uma kubhekene namazinga amakhulu okugeleza. Amamitha okugeleza kwepuleti le-orifice avame ukusetshenziselwa amapayipi amakhulu kanye nokusetshenziswa kokugeleza okuphezulu, kodwa awafaneleki ezimweni lapho ukulahlekelwa kwengcindezi ephansi kubaluleke kakhulu.
Amamitha Okugeleza Kweshubhu leVenturi
Amamitha okugeleza kweshubhu leVenturi alinganisa ukugeleza ngokushintsha kwejubane okwenzeka lapho uketshezi ludlula engxenyeni encane yepayipi. Nakuba ukwakheka kweshubhu leVenturi kulungiselelwe ukunciphisa ukucindezeleka, kusakhiqiza ukulahleka okukhulu kwengcindezi, ikakhulukazi uma uketshezi lukhuphuka kakhulu. Nakuba inikeza izilinganiso ezinembile, ayilungele izinhlelo ezinezidingo eziqinile zokulahlekelwa yingcindezi.
3. Yimaphi Amamitha Okugeleza Ane-Low Pressure Low?
Amanye amamitha okugeleza aklanywe ngezakhiwo ezilula ezinciphisa ngempumelelo ukumelana noketshezi, okuholela ekulahlekelweni kwengcindezi okuphansi. Nazi amamitha okugeleza ambalwa anokulahlekelwa kwengcindezi okuphansi:
Amamitha Okugeleza Kwe-Ultrasonic
Amamitha okugeleza e-Ultrasonic alinganisa ukugeleza ngokudlulisa nokwamukela izimpawu ze-ultrasonic. Njengoba zingekho izingxenye zangaphakathi ezihambayo, azibangeli ukumelana nokugeleza koketshezi. Ukulahlekelwa yingcindezi kumamitha okugeleza e-ultrasonic kucishe kube yi-zero, okwenza kube kuhle kakhulu ekusetshenzisweni okudinga ukulahlekelwa yingcindezi ephansi. Lawa mamitha avame ukusetshenziswa emapayipini futhi awaphazamisi ukugeleza koketshezi, futhi awangcolisi uketshezi.
Amamitha Okugeleza Kagesi
Amamitha okugeleza kagesi asebenza ngokusekelwe emthethweni kaFaraday wokungeniswa kwe-electromagnetic. Awanciki ezimpahleni zoketshezi futhi awanazo izingxenye zemishini. Njengoba uketshezi ludlula kumitha yokugeleza kagesi, alutholi ukucindezeleka okungaphezu kwalokho. Lawa mamitha afanelekela ukulinganisa ukugeleza okukhulu kanye nokusetshenziswa okunembile okuphezulu, ikakhulukazi koketshezi oluqhubayo.
Amamitha Okugeleza Kwesisindo Se-Coriolis
Amamitha okugeleza kobuningi beCoriolis alinganisa ukugeleza ngokubona ushintsho esisindoni soketshezi, futhi ukwakheka kwawo ngokuvamile akubandakanyi noma yiziphi izinto ezivimbela ukugeleza koketshezi. Ngenxa yalokho, akhiqiza ukulahlekelwa kwengcindezi okuphansi kakhulu. Afaneleka kakhulu ekusetshenzisweni okunembile okuphezulu, okuzwela ukulahlekelwa yingcindezi okuphansi njengasezimbonini zamakhemikhali namafutha.
Amamitha Okugeleza Kwesisindo Esishisayo
Amamitha okugeleza kwesisindo sokushisa alinganisa ukugeleza ngokubona izinguquko ekushiseni koketshezi. Lawa mamitha ngokuvamile awadali ukumelana okukhulu nokugeleza koketshezi, okusho ukuthi ukulahleka kwengcindezi yawo kuphansi. Amamitha okugeleza kwesisindo sokushisa avame ukusetshenziselwa ukulinganisa ukugeleza kwegesi.
4. Ungayikhetha Kanjani Imitha Yokugeleza Efanele?
Uma ukhetha imitha yokugeleza, ngaphezu kwezici ezifana nokunemba kokulinganisa, intengo, kanye nokuphila kwesevisi, ukulahlekelwa yingcindezi kuyinto ebalulekile okufanele icatshangelwe. Ezinhlelweni ezidinga ukugcina amazinga okugeleza azinzile kanye nokusetshenziswa kwamandla aphansi, ukukhetha imitha yokugeleza enokulahlekelwa yingcindezi ephansi kubalulekile.
- Amamitha okugeleza e-Ultrasonicfuthiamamitha okugeleza kagesizilungele izimo ezidinga ukulahleka komfutho ophansi, ikakhulukazi lapho uketshezi kumele ludlule epayipini ngaphandle kokuphazamiseka okukhulu.
- Amamitha okugeleza kwe-turbinefuthiamamitha okugeleza kwepuleti le-orificezifanele ukusetshenziswa kokugeleza okuphezulu lapho ukulahleka kwengcindezi kungabalulekile kangako, kodwa kufanele kuqashelwe ezimweni zokugeleza okuphansi ngenxa yokuthi kungenzeka ukuthi kulahlekelwe ingcindezi ephezulu.
Isiphetho
Ukulahlekelwa yingcindezi kumitha yokugeleza kuthinta ngqo ukusebenza kahle kwamandla kanye nokuqina kohlelo loketshezi. Lapho ukhetha imitha yokugeleza, kubalulekile ukucabangela izici zoketshezi, ububanzi bokugeleza, kanye nokuzwela kohlelo ekulahlekelweni yingcindezi. Ngokuqonda izici zokulahlekelwa yingcindezi zamamitha okugeleza ahlukene, ungenza ukukhetha okunolwazi oluthe xaxa ukuze uthuthukise uhlelo lwakho lokulinganisa ukugeleza, unciphise ukusetshenziswa kwamandla, futhi uthuthukise ukusebenza kahle.
Isikhathi sokuthunyelwe: Mashi-03-2025