Izimpawu Ezi-5 Zokuthi I-Anchor Winch Yakho Idinga Ukushintshwa Ngokushesha (Akukhona Ukulungiswa Kuphela)

TL;DR

• Uphawu 1:Ukungcoliswa kukawoyela we-hydraulic kudlula amakhodi okuhlanzeka e-NAS 1638 / ISO 4406, futhi ukulungiswa okuvamile akukwazi ukulungisa ukungcoliswa kwesistimu.
• Uphawu 2:Ukufuduka kwezimoto kudlule ngaphezu kuka-5% kusukela ekucacisweni.
• Uphawu 3:Ukuwohloka kwesistimu yamabhuleki kubangela ukuthi i-winch yehluleke ukuhlolwa komthamo wokubamba.
• Uphawu 4:Ukushintsha kokulungiswa kwezigubhu kubangela ukucasuka okubonakalayo kwentambo kanye nokugoba okungalingani.
• Uphawu 5:Ukubambezeleka kwempendulo yevalvu yokulawula kudlula ama-millisecond angu-200 ekusebenzeni okubalulekile.
• Umthetho wesinqumo:Uma izindleko zokulungisa zidlula u-40% wezindleko zokufaka esikhundleni, ukufaka esikhundleni ngokuvamile kuyisinqumo sesikhathi eside esiphephile.

1. Ugibe “Lokulungisa Okunye”

Ake ngikutshele ngengxoxo engaba nayo ngonyaka odlule nokaputeni wemikhumbi eRotterdam. Ithimba lakhe ledekhi lalilungisa okufanayo.i-anchor winch hydraulicuhlelo lwezinyanga eziyishumi nesishiyagalombili. Ukushintsha uwoyela njalo emavikini amathathu. Ikhithi entsha yokuvala iphampu njalo ngekota. Ukufakwa kwemishini yokulungisa injini okuphuthumayo okubili. Isamba semali yokulungisa sase sidlule lokho obekuzoba yindleko yohlelo olusha, futhi wayesabuza ukuthi "singakulungisa kanye kuphela."

Ngamtshela ngobumnene ukuthi cha. Hhayi ngoba sasingafuni ibhizinisi, kodwa ngoba ukuqhubeka ngaleyo ndlela kwakuwukunganaki ngokomsebenzi. Injini yakhe ye-hydraulic yayishintshe ngo-15% ngaphansi kwencazelo, njengoba kuchazwe uphawu 2 ngezansi. Uhlelo lwakhe lwamabhuleki lwalubonisa ukuwohloka okuhlobene nokuguga. Ama-valve akhe okulawula ayebonisa ukubambezeleka kokusabela okungaba yingozi ezimweni zokubambelela eziphuthumayo.

Lokhu yilokho engikubiza ngokuthi “Ugibe Lokulungisa Olulodwa Nje”: umqondo okhohlisayo othi, “Sesitshale imali eningi kakade, ngakho-ke kungcono siqhubeke.” Kufana nemali eningi kakhulu uma sichitha imali enhle ngemva kokubi. Ngokwami, akuvamile ukuba ngemali yodwa. Kumayelana nethemba. Ngiyethemba ukuthi ukulungiswa okulandelayo kuzoba okokugcina. Ngiyethemba ukuthi uhlelo “luzobuya.” Kodwa ithemba aliyona isu le-hydraulic.

Ugibe luyasebenza ngoba ukulungiswa ngakunye kubonakala kunengqondo uma kuhlukanisiwe: amakhulu ambalwa amadola ngezivalo, inkulungwane yokushintsha uwoyela, izinkulungwane ezimbalwa zesevisi yemoto. Kodwa ezinyangeni eziyishumi nesishiyagalombili, ungase usebenzise u-200% wezindleko zokushintsha kodwa usasebenzisa uhlelo olusengozini enkulu.

Nakhu engikufundile ngokubuka amakhulu alezi zimo ziqhubeka: isinqumo sokushintsha asikho mayelana nokuyeka imishini. Simayelana nokuqaphela ukuthi izindleko eziphelele zobunikazi sezidlule umkhawulo okwenza ukushintsha kube ukukhetha okunengqondo.

2. Uphawu 1: Ukungcoliswa Kwamafutha E-Hydraulic Ngaphezu Kokuseviswa Okuvamile

Ukungcoliswa kukawoyela we-hydraulic kuyindlela yokuhluleka evame kakhulu engiyibona ezinhlelweni ze-anchor winch, futhi ingenye yezindlela ezingaqondwa kahle kakhulu. Zonke izinhlelo ze-hydraulic ziyangcoliswa ngokuhamba kwesikhathi. Lokho kuyi-physics. Kodwa kukhona umehluko omkhulu phakathi kokungcoliswa okusabela ekusesheni kanye nokungcoliswa okuye kwaba yi-systemic.

Isilinganiso esiyinhloko sivame ukuhlolwa ngokwezindinganiso ezifana ne-NAS 1638 kanye ne-ISO 4406. Zombili zisiza ekuhlukaniseni inani nosayizi wezinhlayiya ku-hydraulic fluid. Izinhlelo eziningi ze-hydraulic zenzelwe ukusebenza eduze kwe-NAS 1638 Class 8 noma ngaphezulu, kuye ngezidingo zomenzi kanye nendawo yokusebenza.

Uma isampula kawoyela ikhombisa njalo ukuhlanzeka okubi ngemva kokushintsha ngokuphelele uwoyela nokushintsha isihlungi, awubheki ukuguguleka okuvamile. Cishe ubheka uhlelo oludala ukungcola ngaphakathi. Umthombo ungase ube izingxenye ezigugile ezilahla izinto, izindawo ezonakele, noma inqubo yokuwohloka ekhipha ukungcola ngokushesha kunokuba ukuhlunga kungazisusa.

Ukuhlolwa Kokungcola Okusebenzayo

1. Shintsha uwoyela we-hydraulic.
2. Shintsha zonke izihlungi.
3. Sebenzisa uhlelo cishe amahora angu-100 okusebenza.
4. Thatha isampula entsha kawoyela bese uqhathanisa umphumela wokuhlanzeka nekhodi edingekayo.

Uma ukungcola kubuyela emazingeni ayinkinga, awubhekene nenkinga yokunakekelwa okuvamile. Ubhekene nohlelo oludala ukungcola ngaphakathi. Akukho nsizakalo evamile ezolungisa leyo mbangela.

Ngibone izimo lapho amazinga okungcola ayemabi kakhulu kangangokuthi uwoyela omusha waba mnyama zingakapheli amahora angu-20 okusebenza. Kulezo zimo, ukuqhubeka nokusebenza kwakungekona nje ukungasebenzi kahle. Kwakulimaza uhlelo ngenkuthalo. Umjikelezo ngamunye wawusakaza izinhlayiya zensimbi eziningi ngesekethe ye-hydraulic futhi washeshisa ukuguguleka kwezingxenye ezihambayo.

3. Uphawu 2: Ukuzulazula Kwemoto

Ama-motor e-hydraulic anokugudluzwa okuqondile: umthamo woketshezi oluhamba ngawo ngokuzungeza ngakunye. Lokhu kulinganiswa ngama-milliliters ngokujikeleza ngakunye (mL/rev) noma ama-cubic inches ngokujikeleza ngakunye (in³/rev). Uma uthenga i-winch ye-anchor ye-IYM Series, imoto iklanyelwe ukuletha ukugudluzwa okuthile ngaphakathi kokubekezelelana okuchaziwe.

Ukukhukhuleka kokuhamba kusho ukuthi ukufuduka kwenjini kwangempela kuhamba kancane kancane kusuka kokucacisiwe. Lokhu kwenzeka njengoba izingxenye zangaphakathi ziguga. Izivalo ziwohloka. Ama-piston nezindonga zesilinda ziyaguga. Ama-valve ayayeka ukuvala ngokunembile. Ngokuhamba kwesikhathi, injini ayikwazi ukuhamba uketshezi oluningi ngokujikeleza njengoba yayiklanyelwe ukuhamba.

Ukukhukhuleka okungu-2–3% kungase kuwele ngaphansi kwemingcele evamile yokuguguleka, kuye ngohlelo kanye nomlando wokusebenza. Kodwa lapho ukukhukhuleka kudlula u-5% kusukela ekuchazweni kokuqala, uhlelo ludlule umkhawulo omkhulu. Injini kumele isebenze kanzima ukuze ilethe umphumela ofanayo. Lokho kudala ukushisa okwengeziwe, okusheshisa ukuguguleka, okubangela ukukhukhuleka okwengeziwe. Kuba yiluphu yokuwohloka eziqinisayo.

Indlela Yokulinganisa Ukukhukhuleka Kwemoto

Lokhu kulinganisa kuvame ukudinga imitha yokugeleza efakwe kusekethe ye-hydraulic. Ithimba lesevisi lilinganisa izinga langempela lokugeleza ngengcindezi echaziwe kanye ne-RPM, bese liqhathanisa lowo mphumela nencazelo yemoto. Izinkampani eziningi zesevisi ye-hydraulic ezifanelekayo zingenza lokhu kulinganisa ensimini.

Ngokwami, ukukhukhuleka kwenjini okungaphezu kuka-5% cishe njalo kuhlobene nezinye izinhlobo zokuwohloka. Izinqubo ezifanayo zokuguguleka ezibangela ukukhukhuleka kwenjini zithinta nezimbozo zangaphakathi, amabheringi, kanye nezindawo zokuhlala. Ngisho noma ushintsha injini kuphela, lonke uhlelo lungase lubonise izinkinga ezifanayo ezihlobene nobudala. Yingakho ukukhukhuleka okukhulu kwenjini kuvame ukukhombisa ukuthi ukushintshwa kwesistimu ephelele kunengqondo kakhulu kunokulungiswa kwezinga lezinto.

4. Uphawu 3: Ukuwohloka Kwesistimu Yamabhuleki Ezimweni Eziphuthumayo

Uhlelo lwamabhuleki oluse-winch ye-anchor aluyona imishini yokuzikhethela. Luyisici esibalulekile sokuphepha. Emodini yokunamathisela ephuthumayo, njengokuhlukana komugqa, ukushintsha kwesimo sezulu okungazelelwe, noma isimo sokuqondisa esidinga ukubanjwa ngokushesha, ibhuleki yilona elivimba i-anchor ukuthi iphume esigubhini ingene emanzini. Okubaluleke kakhulu, kusiza ukubamba umkhumbi endaweni yawo ngenkathi izimo ziwohloka.

Ukuwohloka kwesistimu yamabhuleki kuyingozi kakhulu ngoba kuvame ukuqhubeka buthule. Ibhuleki lingabamba ngaphansi komthwalo ojwayelekile. Lingaphumelela ukuhlolwa okuyisisekelo kokusebenza edokini. Kodwa ngaphansi komthwalo wokushaqeka wokwehla okuphuthumayo noma ukubamba okuqhubekayo ngesikhathi sezulu esibi, lingahluleka.

Izinhlangano zokuhlela ze-DNV, CCS, kanye ne-BV zonke zinezidingo ezithile ze-anchorizinhlelo zamabhuleki e-winchLezi zidingo ngokuvamile zichaza umthamo omncane wokubamba kanye nemibandela yokuhlola. Uma uhlelo lwamabhuleki lungakwazi ukuhlangabezana nomthamo wokubamba odingekayo, akufanele luphathwe njengenkinga encane yokulungisa.

Nakhu engikutshela okaputeni nabaphathi bemikhumbi: hlola ibhuleki lakho ngaphansi kwezimo ezingokoqobo, hhayi nje izimo zedokhi. Lokho kusho ukuhlola umthwalo ofanele wokusebenza, ukuhlola ikhono lokujikeleza i-snub lapho kufanele khona, kanye nokuhlola umthamo wokubamba ngokumelene nemithwalo umkhumbi wakho oyibonayo ngempela lapho usebenza.

Ngike ngaba nengxenye ekuhlaziyweni kwangemva kwesigameko lapho ukwehluleka kwamabhuleki kwaba yimbangela. Kuzo zonke izimo, ibhuleki “laliphumelele” ekuhlolweni kwangaphambilini, kodwa lokho kuhlolwa kwakungameleli izimo zokusebenza zangempela. Ungavumeli ukuphepha kwakho kuncike ekuhlolweni okungabonisi indlela imishini esetshenziswa ngayo ngempela.

Uma uhlelo lwakho lwamabhuleki luhluleka ukubamba izivivinyo zomthamo, noma uma ukuwohloka kwenza lucishe luwe, lokho kuyiSignali 3. Ibhuleki lingashintshwa njengengxenye, kodwa ibhuleki elonakele livame ukuhlobana nokuwohloka kohlelo olubanzi. Ngaleso sikhathi, hlola lonke uhlelo ngokuphelele.

5. Uphawu 4: Ukushintsha Kokulungiswa Kwezigubhu Okubangela Ukuqhekeka Kwentambo Nengozi Yokuphepha

Ukulungiswa kwezigubhu kuvame ukunganakwa kuze kube yilapho kuba yinkinga ebonakalayo. Ukulungiswa okufanele kusho ukuthi intambo igoqa isigubhu ngokulinganayo, lapho ukugoqa ngakunye kuhlezi kahle eduze nokwangaphambilini. Uma ukulungiswa kushintsha ngenxa yokuguga kwamabhere, ukukhathala kwesakhiwo, noma izinkinga zesisekelo, intambo ayisagoqi kahle.

Uphawu olubonakalayo ukukhuhlana kwentambo: intambo ihudula iqonde eflangeni, ekugoqweni kwangaphambilini, noma ezingalweni zomhlahlandlela njengoba igubha. Lokhu kungaphezu kwenkinga yokusebenza kahle. Kuyinkinga yokuphepha. Intambo ekhuhlana ngaphansi komthwalo ingahlukana ngokungazelelwe, futhi intambo ehlukanisiwe ngesikhathi sokubambelela ingaba yinhlekelele.

Ukuhlolwa Okubonakalayo Okulula

Bheka intambo njengoba igoqa isigubhu. Qapha ukugoqa okuphelele kathathu kuya kahlanu bese uhlola okulandelayo:

• Ingabe intambo ihlezi kahle emseleni?
• Ingabe iyathuthela kwelinye i-flange?
• Ingabe iyawela phezu kokugoqa kwangaphambilini bese idala iphrofayili enezinyathelo?
• Ingabe iyakhuluma noma igxuma isuka endaweni iye kwenye?

Uma ubona noma yiziphi zalezi zinkinga, une-drum alignment shift. Ezigabeni zokuqala, lokhu kungalungiswa ngokulungiswa kwamabhere noma ukulungiswa kabusha. Kodwa umbuzo obalulekile ukuthi ngabe welapha uphawu noma ulungisa imbangela eyinhloko.

Izimbangela Ezivamile Zokushintsha Kokulungiswa Kwezigubhu

• Ukugqoka kwamabhere:Ama-bearings asekela ukuguguleka komgodi wesigubhu ngokuhamba kwesikhathi, okuvumela ukudlala kukhule.
• Izinkinga zesisekelo:Indawo yokufaka idekhi ingaguquguquka, iphenduke, noma ikhathale ngemva kweminyaka eminingi yokulayisha ngokujikeleza.
• Ukukhathala kwesakhiwo:Ukuhlanganiswa kwedrama kungaba nemifantu yokukhathala noma ukuguqulwa.

Uma ukushintsha kokuqondanisa kubangelwa ukuguguleka kwamabhere okungalungiswa ngokushintshwa, ukulungiswa kungaba yinto enengqondo. Kodwa uma isisekelo siphazamisekile noma i-drum assembly ikhathele ngokwesakhiwo, inkinga ibaluleke kakhulu. Kulezo zimo, izinkinga zokuqondanisa zivame ukuhlobana nezinye izimpawu zokuwohloka kwesistimu.

6. Uphawu 5: Ukwehla Kwempendulo Yevalvu Yokulawula Ezimweni Ezibucayi

Ama-valve okulawula ayisimiso sezinzwa se-winch ye-hydraulic anchor. Aqondisa uketshezi lwe-hydraulic ezingxenyeni ezifanele ngesikhathi esifanele. Lapho opharetha eqala umsebenzi onjengokuphakamisa, ukwehlisa, noma ukukhokha, i-valve iyaphendula, uketshezi lugeleza, bese uhlelo lusebenza.

Emisebenzini evamile, ukubambezeleka kwempendulo kwama-millisecond ayi-100–150 kungaba ngaphakathi kwencazelo, kuye ngomklamo wesistimu. Umsebenzisi angase angakuboni kahle. Inkinga ukuthi ukubambezeleka kwempendulo kuvame ukwanda ngokuhamba kwesikhathi. Ama-valve internal ayaguga. Ama-spool athuthukisa ukudlala okuncane. Uketshezi lwe-hydraulic alusebenzi kahle ekudluliseni amandla njengoba lushisa futhi luwohloka. Umphumela uba uhlelo lokulawula oluba kancane kancane ukuphendula.

Umkhawulo wengozi osebenzayo ucishe ube ngama-millisecond angu-200. Ngaleso sikhathi, lokho okwakuzwakala njengokulibala okuvamile kungabambezeleka ngokubonakalayo. Okubaluleke kakhulu, esimweni esiphuthumayo lapho kudingeka khona impendulo esheshayo, impendulo ebambezelekile ingavumela ihange ukuthi liwe kakhulu kunalokho obekuhlosiwe noma ibhuleki lisebenze sekwephuzile.

I-ISO 4565 ivame ukubhekiselwa ezingilazini zomoya ezilengayo kanye nezidingo zemishini ezihlobene. Nakuba isikhathi sokuphendula se-valve esiqondile sivame ukunqunywa ngumklami wesistimu, uhlelo lokulawula lusadinga ukunikeza impendulo eyanele ekusebenzeni okuhlosiwe. Okwanele kusho ukuthi kumele luhlangabezane nezidingo zokusebenza komkhumbi osebenza ngempela.

Indlela Yokulinganisa Ukuphela Kwempendulo Yevalvu

Faka i-pressure transducer ezansi kwevalvu yokulawula. Linganisa isikhathi phakathi kokufakwa komqhubi kanye nesignali yokucindezela efika ku-actuator. Qhathanisa umphumela nezincazelo zesistimu. Uma impendulo idlula njalo cishe ama-millisecond angu-200, ukubambezeleka kufanele kuphathwe njengesibonakaliso esibucayi sesixwayiso.

Ngokwami, ukubambezeleka kwempendulo yevalvu yokulawula akuvamile ukuba khona ngokwako. Ivalvu ebonisa ukubambezeleka okukhulu kwempendulo ivame ukuhlobana nokungcola okuthinta ukusebenza kwe-spool, ukonakala kwenjini okunciphisa ukuphendula kwesistimu, noma ukonakala okuhlobene nobudala kulo lonke isekethe ye-hydraulic. Ngokuvamile kuyinkomba yezinga lesistimu, hhayi nje ukulungiswa kwezinga lengxenye.

7. I-Matrix Yesinqumo Sokushintsha Uma Uqhathanisa Nokulungisa: Ukuhlaziywa Kwezindleko Eziphelele

Ngemva kweminyaka engamashumi amabili, nansi indlela engiyisebenzisayo lapho ikhasimende libuza ukuthi lilungise noma lishintshe. Ngiyabelana ngakho hhayi ngoba kuhlale kuholela ekushintsheni. Ngezinye izikhathi izibalo zisekela ukulungiswa. Ngiyabelana ngakho ngoba kwenziwa izinqumo eziningi zokulungisa ngolwazi olungaphelele.

Nansi imithetho elula yokwenza isinqumo: uma isilinganiso sokulungisa sidlula u-40% wezindleko zokufaka esikhundleni, ukufaka esikhundleni ngokuvamile kuyisinqumo esingcono. Lo mkhawulo ongu-40% uhlanganisa umehluko wokuphila okulindelekile, izindleko zabasebenzi ngokuhamba kwesikhathi, ingozi yokulungisa okuphuthumayo, kanye nenani elisele.

Ngibonile ukuthi izibalo zisebenza kahle ekulungiseni, ikakhulukazi lapho uhlelo olukhona luselusha, inkinga ihlukaniswe ngokusobala engxenyeni eyodwa, futhi izindleko zokulungisa zingaphansi kuka-30% wokushintsha. Kulezo zimo, ukulungisa okuqondiwe kunengqondo.

Kodwa uma ubona izimpawu eziningi kulesi sihloko, ikakhulukazi Uphawu 2 noma ngalé kwalokho, impendulo ivame ukuba esikhundleni sazo. Lezi zimpawu azivamile ukwenzeka zodwa. Ziyahlangana. Uma ubona ukuhlangana, ubheka uhlelo olusondela ekupheleni kokuphila kuzo zonke izinhlelo eziningi ezincane.

Mayelana ne-Yining Hydraulic

I-Yining Hydraulic (意宁液压股份有限公司) ibilokhu ikhiqiza ama-marine hydraulic anchor winches kusukela ngo-2003. Ama-IYM Series kanye nama-IYJ Series winches ayo angachazwa ngezidingo zokusebenza zasemanzini kanye nasogwini lolwandle, okuhlanganisa nokubuyekezwa kokuhlukaniswa lapho kufanele khona. Abathengi kufanele baqinisekise izidingo ze-DNV, CCS, BV, ISO, noma zesigaba semikhumbi ethile ngesikhathi senqubo ye-RFQ kanye nokuvunyelwa.

Uma uhlola ukuthi uzolungisa noma uzoshintsha uhlelo lwakho lwe-anchor winch hydraulic, i-Yining Hydraulic ingakunikeza ukuhlolwa kobuchwepheshe. Ngezinye izikhathi lokho kusho ukuncoma uhlelo olusha. Ngezinye izikhathi kusho ukuqinisekisa ukuthi ukulungiswa okuqondiwe kunengqondo. Noma ngabe yikuphi, umgomo ukusekela isinqumo esifanele umkhumbi wakho, abasebenzi, kanye nokusebenza kwawo.

Xhumana ne-Yining Hydraulic ukuze uthole ukuhlolwa kwe-anchor winch

imibuzo ejwayelekile ukubuzwa

Kufanele ngishintshe kangaki uwoyela we-hydraulic ohlelweni lwami lwe-anchor winch?

Eziningi zezicelo zasolwandle, uwoyela we-hydraulic ushintshwa njalo emahoreni okusebenza angu-2,000 noma ngonyaka, noma ngabe yikuphi okuza kuqala. Kodwa-ke, isikhathi esifanele sincike encwadini yokulungisa yomkhiqizi, imiphumela yokuhlaziywa kowoyela, indawo yokusebenza, kanye nomjikelezo womsebenzi womkhumbi. Uma ukungcola kubuya ngokushesha ngemva kokushintsha uwoyela, lokho kuyisibonakaliso sokungcola okusemzimbeni kunokuba kube uhlelo olujwayelekile lokulungisa.

Ingakanani impilo yenkonzo elindelekile ye-winch ye-hydraulic anchor winch?

Ngokunakekelwa okufanele, i-winch ye-anchor eklanywe kahle inganikeza isevisi ethembekile yeminyaka engu-8-15. Izinhlelo ezibonisa izimpawu eziningi zokuwohloka ngaphambi kweminyaka eyisishiyagalombili zingase zibe nezinkinga zokuklama, ukusebenza, noma ukulungiswa okufanele zibuyekezwe ngaphambi kokuba kusetshenziswe imali eyengeziwe yokulungisa.

Ngingayisebenzisa yini i-winch yami ye-anchor enesistimu yamabhuleki eyonakele ekusebenzeni kwesikhashana?

Cha. Ibhuleki liyingxenye ebalulekile yokuphepha. Ukusebenza ngohlelo lwamabhuleki oluwohlokile, ikakhulukazi oluhlulekayo ekuhlolweni kwamandla, akuphephile kungakhathaliseki ukuthi ukusebenza kungaba okwesikhashana kangakanani. Izinkinga zamabhuleki kufanele zixazululwe ngaphambi kokusebenza.

Uyini umehluko wezindleko phakathi kokulungisa nokushintsha?

Izindleko zokulungisa ziyahlukahluka kakhulu kuye ngenkinga. Izindleko zokufaka esikhundleni sesistimu ye-winch ye-marine anchor ehlukanisiwe zingahluka kakhulu ngokusekelwe emandleni okudonsa, umthamo wesigubhu, ukwakheka kwamabhuleki, ukucushwa kweyunithi yamandla e-hydraulic, uhlelo lokulawula, ububanzi besitifiketi, kanye nezidingo zokufakwa komkhumbi. Sebenzisa umthetho we-40% njengendawo yokuqala esebenzayo: uma ukulungiswa kudlula u-40% wezindleko zokufaka esikhundleni, ukufaka esikhundleni kufanele kucatshangelwe ngokujulile.

Ingabe ninikeza izinsizakalo zokuhlola endaweni?

I-Yining Hydraulic ingasekela ukuhlolwa kobuchwepheshe ngokusekelwe ezidingweni zomkhumbi, izithombe, imidwebo, idatha yokusebenza, kanye nomlando wesevisi. Ukuze kutholakale ukuhlolwa endaweni, abathengi kufanele baxhumane nenkampani ngqo ngendawo yomkhumbi, imodeli ye-winch, izimpawu zamanje, kanye nezinga elidingekayo lokuhlukaniswa.