1. Isicelo ku-Chelating Cleaning
Ama-Chelating agents, awaziwa nangokuthi ama-ejenti ahlanganisayo noma ama-ligand, asebenzisa ukuxutshwa (ukuxhumanisa) noma ukukhonjiswa kwama-ejenti ahlukahlukene e-chelating (kuhlanganise nama-ejenti ahlanganisayo) ngama-ion scaling ukuze enze izakhiwo ezincibilikayo (izinhlanganisela zokuhlanganisa) ngezinjongo zokuhlanza.
Ama-surfactantszivame ukungezwa ekuhlanzeni i-ejenti ye-chelating ukukhuthaza inqubo yokuhlanza. Ama-inorganic complexing agents avame ukusetshenziswa ahlanganisa i-sodium tripolyphosphate, kuyilapho ama-organic chelating esetshenziswa ngokuvamile afaka i-ethylenediaminetetraacetic acid (EDTA) ne-nitrilotriacetic acid (NTA). Ukuhlanza i-ejenti ye-chelating akusetshenziselwa kuphela ukuhlanzwa kwesistimu yamanzi okupholisa kodwa futhi kubone intuthuko ebalulekile ekuhlanzeni izikali okunzima ukuzincibilikisa. Ngenxa yekhono layo lokwenza ama-ion ensimbi ayinkimbinkimbi noma e-chelate ezikalini ezihlukahlukene ezinzima-ukuchithwa, inikeza ukusebenza kahle kokuhlanza okuphezulu.
2. Ukufaka isicelo ku-Heavy Oil Fouling kanye ne-Coke Fouling Cleaning
Ezitshalweni zokucwenga uphethiloli kanye nezitshalo ze-petrochemical, izinto zokushintshanisa ukushisa namapayipi ngokuvamile zihlushwa ukungcoliswa okukhulu kukawoyela osindayo kanye nokufakwa kwe-coke, okudinga ukuhlanzwa njalo. Ukusetshenziswa kwezinyibilikisi zemvelo kunobuthi obukhulu, kuyavutha, futhi kuyaqhuma, kuyilapho izindlela ezijwayelekile zokuhlanza i-alkaline zingasebenzi ngokumelene nokungcoliswa kukawoyela osindayo kanye ne-coke.
Njengamanje, izinto zokuhlanza uwoyela ezisindayo ezithuthukisiwe ngaphakathi nakwamanye amazwe ngokuyinhloko zisuselwe kuma-surfactants ayinhlanganisela, ahlanganisa inhlanganisela yama-nonionic and anionic surfactants, kanye nabakhi bezinto ezingaphili nezinto ezine-alkali. Ama-surfactants ahlanganisiwe awakhiqizi nje kuphela imiphumela efana nokumanzisa, ukungena, ukufakwa kwe-emulsification, ukusabalalisa, ukuxazululeka, kanye nokukhipha amagwebu kodwa futhi anamandla okumunca i-FeS₂. Ngokuvamile, ukushisa okungaphezulu kuka-80°C kuyadingeka ukuze kuhlanzwe.
3. Isicelo Kuma-Biocide Amanzi Okupholisa
Uma i-microbial slime ikhona ezinhlelweni zamanzi okupholisa, ama-biocides angafaki i-oxidizing asetshenziswa, kanye nama-non-foaming aphansi we-nonionic surfactants njengama-dispersants kanye nabangena, ukuthuthukisa umsebenzi wama-ejenti futhi akhuthaze ukungena kwawo kumaseli kanye nongqimba lwamafinyila lwesikhunta.
Ukwengeza, i-quaternary ammonium salt biocides isetshenziswa kabanzi. Lezi ezinye ze-cationic surfactants, ezivame kakhulu i-benzalkonium chloride ne-benzyldimethylammonium chloride. Banikeza amandla aqinile e-biocidal, ukusetshenziswa kalula, ubuthi obuphansi, nezindleko eziphansi. Ngaphandle kwemisebenzi yazo yokukhipha i-slime nokukhipha iphunga emanzini, futhi banemiphumela yokuvimbela ukugqwala.
Ngaphezu kwalokho, ama-biocides akhiwe ngosawoti we-quaternary ammonium kanye ne-methylene dithiocyanate awagcini nje ngokuba nemiphumela ebanzi ne-synergistic biocidal kodwa futhi avimbela ukukhula kwe-slime.
Isikhathi sokuthumela: Sep-02-2025