Munyika inogara ichishanduka yezvivakwa zvemaindasitiri, kudiwa kwerugged, yakavimbika pombi dziviriro hakuna kumbove kukuru. Sezvo indasitiri inowedzera munzvimbo dzakaoma, kudiwa kwezvinhu zvinogona kumira zvakanyanya kunowedzera. Imwe tsvarakadenga yabata ziso kushandisa fusion bonded epoxy (FBE) yakavharwa pombi. Mapombi aya haangoite maitiro; ivo vanomiririra ramangwana rekudzivirira kwepombi, kunyanya munzvimbo dzakaoma.
FBE yakavharwa pombiyakagadzirirwa kupa yepamusoro corrosion dziviriro yesimbi pombi uye fittings. Zviyero zvezvipfeko izvi zvinotsanangura zvinodikanwa zvefekitari-yakaiswa matatu-layer extruded polyethylene coating uye imwe kana kupfuura akaturikidzana sintered polyethylene coating. Iyi tekinoroji yepamusoro inovimbisa kuti pombi haingogari chete asiwo inokwanisa kutsungirira mamiriro ezvakatipoteredza akadai sekupisa kwakanyanya, mwando uye kuratidzwa kwemakemikari.
Mabhenefiti eFBE akavharwa pombi anoenderera mberi nekupokana nekuora. Iyo yekupfekedza inogadzirwa kuti ibatire zvakachengeteka kune substrate yesimbi, ichigadzira chipingamupinyi chinodzivirira hunyoro uye zvinoparadza zvinopinda mukati. Izvi zvinonyanya kukosha mumaindasitiri akadai seoiri uye gasi, uko mapaipi anowanzo kuratidzwa kune zvinopisa zvinhu, izvo zvinogona kukonzera kukurumidza kuparara kwepombi. Nekushandisa FBE coatings, makambani anogona kuwedzera zvakanyanya hupenyu hwemapombi avo, kuderedza mari yekugadzirisa, uye kuderedza njodzi yekudonha kana kutadza.
Iri muCangzhou, Hebei Province, kambani yanga iri mutungamiri mukugadzirwa kwemhando yepamusoro FBE yakavharwa pombi kubva payakavambwa muna 1993. Nenzvimbo inosvika 350,000 square metres uye midziyo yakazara yeRMB 680 miriyoni, kambani inonakidzwa nemukurumbira wakanaka muindasitiri iyi. Kambani ine vashandi vakazvipira mazana matanhatu nemakumi masere vakazvipira kupa zvigadzirwa zvinosangana nemhando yepamusoro uye maitiro ekuita.
Nzvimbo yedu yemazuva ano yekugadzira nzvimbo ine michina yemazuva ano, inotibvumira kugadziraFBE coatingiyo inosangana nezvinodiwa zvakaomesesa zveakasiyana maindasitiri. Isu tinonzwisisa kuti chirongwa chega chega chakasiyana, uye timu yedu inoshanda padhuze nevatengi vedu kupa mhinduro dzakagadziridzwa dzinosangana nezvinodiwa zvavo. Kunyangwe iri yeoiri negasi, yekupa mvura kana kushandiswa kwemaindasitiri, mapaipi edu akavharidzirwa neFBE akagadzirirwa kuita zvakavimbika munzvimbo dzinonyanya kudiwa.
Sezvo maindasitiri mubhodhi rose achiramba achitarisana nematambudziko ane chekuita nekushanduka kwemamiriro ekunze uye kuchengetedza kwezvakatipoteredza, kukosha kwekushandisa zvinhu zvinogara uye zvinobudirira hazvigone kuwedzeredzwa. FBE yakavharwa pombi haingope chete dziviriro yakanakisa kubva mukuora, asi zvakare inobatsira mukusimba kwese kwepombi system. Nekudzikisa kuwanda kwekugadzirisa uye kutsiva, mapaipi aya anobatsira kuderedza marara uye kuderedza kabhoni tsoka ine chekuita nekugadzirisa pombi.
Muchidimbu, FBE yakavharwa pombi yagadzirira kuve chiyero chekudzivirira kwepombi munzvimbo dzakaoma. Tekinoroji yayo yepamberi yekubatisa, pamwe nekuzvipira kwedu kune mhando uye hunyanzvi, kwatiita mutungamiri weindasitiri. Tichitarisa mberi, isu tinofara kuramba tichipa zvigadziriso zvinovandudza kusimba uye kuvimbika kwehurongwa hwemapaipi, kuve nechokwadi kuti vanogona kutsungirira matambudziko emangwana. Gamuchira remangwana rekudzivirira kwepombi neFBE yakavharwa pombi uye unzwe mutsauko mukuita uye hupenyu hurefu.
Nguva yekutumira: Mar-27-2025