Izixhobo ezihambelanayo zinokuvelisa impendulo ezinzileyo yendawo ekufutshane nomgca ongalunganga. Umamkeli unokubonisa incochoyi ecacileyo, ubunzulu obukholelekayo, kunye nolwalathiso oluhambelanayo lwekhampasi. Akukho nanye kwezo zifundo ebonisa ukuba isignali yeyomsebenzisi ekujoliswe kuye kuphela.
Izixhobo zokufumana i-radiodetection zanamhlanje zibonelela ngeendlela ezahlukeneyo zokujonga indawo yesignali, kuquka i-Peak, i-Null, i-current, i-depth, kunye ne-Current Direction. Le misebenzi inceda umqhubi ukuba abone i-distortion. Ayinakukususa i-distortion emhlabeni.
Ingxaki ephambili ilula: umamkeli ubona intsimi ye-electromagnetic, kungekhona intambo okanye umbhobho obonakalayo. Xa ii-conductors ezimbini ezihambelanayo ziphethe i-locating frequency efanayo, umamkeli ulinganisa intsimi yazo edibeneyo. Loo ntsimi inokutshintsha umgca ophakathi obonakalayo, yonakalise uqikelelo lobunzulu, okanye itsale umqhubi kwenye indawo yokusebenza.
Eli nqaku lichaza indlela okwenzeka ngayo oko nendlela yokukuqonda ngaphambi kokuba uphawulwe okanye ugqojwe.
Oko Sikuphononongileyo
Olu phando lusebenzisa amaxwebhu okusebenza angoku nawakutshanje kwi:
- Ukufunyanwa kweRadio RD8200SG;
- I-Vivax-Metrotech vLoc3-5000;
- Indawo engaphantsi ye-UtiliGuard 2;
- Iimfuno zokumba ze-OSHA kunye neendawo zokusetyenziswa.
Iincwadi zabenzi zichaza imisebenzi yokusebenza kunye nemida eyaziwayo. Aziboneleli ngothelekiso olulawulwayo lwazo zonke iinkqubo ezintathu phantsi kweemeko ezifanayo zentsimi.
Loo mahluko ubalulekile. Izilumkiso zabenzi zichaza into enokwenzeka. Azimiseli izinga leempazamo eliqhelekileyo kwindawo nganye yomsebenzi.
Kutheni iiNkonzo eziHlangeneyo ziphazamisa iSignal Field
I-transmitter ibeka umbane otshintshanayo kwintambo yokuqhuba, umbhobho, okanye ucingo lwe-tracer. Loo mbane udala intsimi ye-electromagnetic ejikeleze umqhubi.
Umamkeli ulinganisa intsimi aze abale iziko layo elibonakalayo. Phantsi kweemeko ezicocekileyo, intsimi ihlala ilingana phantse ijikeleze umqhubi omnye. Impendulo enamandla yePeak ibonakala ngaphezu kwesixhobo esisetyenziswayo, kwaye ubunzulu obubaliweyo bulandela i-gradient yentsimi elindelekileyo.
Izixhobo ezisetyenziswa ngokufanayo ziyayitshintsha loo jometri.
Umqhubi okufutshane angafumana inxalenye yesiginali ngeendlela ezintathu eziphambili:
1. uqhagamshelo lwe-electromagnetic phakathi kwee-conductors ezikufutshane;
2. inkqubo yombane edibeneyo okanye yokumisa umhlaba;
3. umbane obuyayo obuyela umva ukuya kwitransmitter.
Emva koko umamkeli ulinganisa intsimi engaphezulu kwesinye.
I-Electromagnetic Coupling
Ukudibanisa kwe-electromagnetic kudlulisela inxalenye yesignali esebenzayo ukusuka kwisixhobo esijolise kuso ukuya kwenye i-conductor ekufutshane. Ezi zixhobo zimbini azidingi uqhagamshelo oluthe ngqo lwesinyithi.
Ukudibana kwenzeka ngakumbi xa:
- izixhobo zokusebenza zihamba ngaxeshanye umgama omde;
- umgama phakathi kwazo mncinane;
- i-frequency ekhethiweyo iphezulu;
- umthumeli usebenzisa ukuqaliswa kokusasazwa;
- umqhubi okufutshane ubonelela ngendlela esebenzayo yangoku.
I-Subsite ithi ii-frequency ezisezantsi zihamba kude, ngelixa ii-frequency eziphezulu zidibana neenkonzo zikagesi ngokulula. I-Radiodetection ikwalumkisa ukuba ii-frequency eziphezulu zidluliselwa lula kwimigca engafunekiyo.
Ukujikeleza okuphezulu kunokusombulula ingxaki enye kwaye kudale enye. Kungabeka umbane omninzi kwindawo enzima, kodwa kunokusasaza isignali kuyo yonke ipaseji.
Iibhondi eziBelwana ngazo
Izixhobo ezimbini zinokuba nesignali efanayo yokufumana indawo kuba zabelana ngebhondi.
Amanqaku aqhelekileyo okubopha aquka:
- indawo yesakhiwo;
- iikhabhathi;
- iziseko;
- izikhuselo zentambo;
- iigridi zokumisa umhlaba;
- ukufakwa kweetransformer;
- iinkqubo zokukhusela i-cathodic;
- izakhiwo zoncedo ezineekhonkco ezininzi zesinyithi.
Isignali ingashiya umqhubi ocetywayo kwibhondi ize iqhubeke ngentambo okanye umbhobho omnye. Zombini iindlela zinokubangela iimpendulo ezikholisayo zommkeli.
I-Vivax-Metrotech ilumkisa ukuba umgca ongengowokujolisa obotshelelwe kwithagethi ungabonakala uhambelana nethagethi xa umqhubi esebenzisa iSignal Direction.
Idatha yesikhokelo iyanceda. Ayigqithisi isekethe yombane.
Iindlela Zokubuyela Emhlabeni
Umbane kufuneka ubuyele kwi-transmitter.
Ngoqhagamshelo oluqhelekileyo oluthe ngqo, umthumeli uthumela umbane ngethagethi aze awufumane ngomhlaba kunye nepali yomhlaba. Intambo okanye umbhobho okufutshane unokuba yinxalenye yaloo ndlela yokubuya.
Ukubekwa kwe-ground-stake ngoko ke kuchaphazela amandla esignali kunye nokukhetha.
I-ground steck ebekwe kwenye i-utility inokutsala umbane kuloo utility. I-steck eqhagamshelwe kwisakhiwo esidibeneyo inokusasaza isignali kwii-conductors ezininzi. Umqhubi unokuphucula imveliso yokudlulisela ngelixa enciphisa ukuzithemba kwi-target identity.
Umhlaba olungileyo wombane awusoloko ungowona mhlaba ucocekileyo.
Oko Kunokuboniswa Ngumamkeli
Ukuphazamiseka komgca ohambelanayo akudali ipateni enye yokubonisa eqhelekileyo. Isiphumo sixhomekeke kubunzulu obuhambelanayo, isithuba, umbane, ijiyometri yendlela, imvamisa, ubungakanani bomqhubi, kunye nokubophelelana.
Ezi mpawu zilandelayo zifuna ukujongwa ngokusondeleyo.
| Uphawu lomamkeli | Indlela enokwenzeka | Umngcipheko ophambili |
|---|---|---|
| Umgca ohambelanayo ongacacanga ubonisa impendulo enamandla kakhulu | Umamkeli ukufutshane nentsimi engeyiyo ejoliswe kuyo | Umsebenzisi uphawula isixhobo esingalunganga |
| Incopho enye ebanzi ibonakala phakathi kweendlela ezimbini | Amasimi amabini ayadibana | Umgca ophakathi ophawulweyo ungawela phakathi kweenkonzo zombini |
| I-Peak kunye ne-Null zivela kwiindawo ezahlukeneyo | Intsimi ayilingani | Indawo ebonakalayo yomgca itshintshile |
| Ubunzulu butshintsha ngokukhawuleza kwindlela ethe tye | Utshintsho lwangoku okanye utshintsho lwejometri yentsimi | Uqikelelo lobunzulu alusekho njengomqhubi omnye |
| Umsinga utsibela kwenye indlela | Ibhondi, i-tee, impazamo, okanye indlela yokubuya itshintsha usasazo lwangoku | Umsebenzisi ulandela isebe elingalunganga |
| Isikhokelo sihlala silungile kwiinkonzo ezimbini | Abaqhubi babelana ngebhondi | Idatha yesikhokelo ayinakukwazi ukuzahlula |
| Isignali ibuthathaka ecaleni kwesakhiwo | Isinyithi sikhusela okanye siguqula intsimi | Umsebenzisi angacinga ukuba i-utility iphela |
Uphawu olunye alubonisi unobangela omnye. Umntu oqhubayo kufuneka athelekise ukufundwa okuliqela.
Impendulo Enamandla Isenokuba Yeyokusetyenziswa Okungalunganga
Amandla esignali axhomekeke kumandla ombane kunye nomgama.
I-conducter enganzulu ephethe umsinga odibeneyo ophakathi inokuvelisa impendulo enamandla kunethagethi enzulu ephethe umsinga ongaphezulu. Ngoko ke, umamkeli unokubeka igrafu yebha enkulu phezu komgca ongalunganga.
I-Radiodetection icebisa ukusebenzisa imilinganiselo yangoku ukunceda ekuchongeni ithagethi edibeneyo apho imigca eliqela inesiginali efanayo. I-current ihlawula ubunzulu ngcono kunamandla okuphendula aluhlaza.
Okwangoku kusafuna umxholo.
Ibhondi eqhelekileyo inokwahlulahlula umbane kwiinkonzo ezahlukeneyo. Ukuphazamiseka kwentsimi kunokuchaphazela noqikelelo lwangoku lommkeli. Umsebenzisi kufuneka athelekise umbane endleleni endaweni yokuxhomekeka kufundo olunye.
Umkhwa ozinzileyo unika ubungqina obungaphezulu kwexabiso elinye eliphezulu.
Ukungavisisani Okuphezulu Nokungavisisani Okungenanto Kutyhila Ukungahambi kakuhle
I-Peak kunye ne-Null zisebenzisa iimpendulo ezahlukeneyo ze-antenna.
I-Peak ifumana impendulo ephezulu yentsimi. I-Null ifumana impendulo encinci ngaphezulu kwesikhungo sentsimi esibonakalayo. Kwintsimi ecocekileyo nelinganayo, zombini ezi zikhundla kufuneka zihambelane ngokusondeleyo.
I-Radiodetection ithi i-Peak maximum engahambelani ne-Null point ibonisa indawo egqwethekileyo. Le nkampani ikwalumkisa ukuba i-Null isengozini enkulu yokuphazamiseka kwaye ayifanele isebenze njengendlela yokuphela kwendawo kwiindawo ezixineneyo.
Sebenzisa iimpendulo ezimbini kwimisebenzi eyahlukeneyo:
- sebenzisa iPeak kwi-primary pinpoint;
- sebenzisa iNull ukuvavanya intsimi;
- thelekisa zombini iindawo ngaphambi kokuba urekhode ubunzulu;
- phinda uthelekiso olu landelayo endleleni.
Musa ukulinganisa amanqaku amabini uze uthi i-midpoint ilungile.
Incwadi yesikhokelo ye-RD8200SG yeRadiodetection ithi umgca wokwenyani kufuneka uhlale usondele kwindawo yePeak xa iPeak kunye neNull zingavumelani. Eso sikhokelo sisebenza kwimeko yentsimi kunye nezixhobo ezichazwe kwincwadi yesikhokelo.
Imigca Efanayo Ingavelisa Iimpazamo Ezinkulu Zobunzulu
I-locator ibala ubunzulu ukusuka kumandla kunye nokuma kwentsimi efunyenweyo. Loo balo ithatha intsimi efanelekileyo ukusuka kwithagethi enye.
Umqhubi wesibini utshintsha i-gradient yentsimi. Inani elibonisiweyo linokunyuka okanye lihle nokuba isixhobo esibonakalayo sihlala kubunzulu obungaguqukiyo.
I-Radiodetection inika isilumkiso esithile kwi-RD8200SG. Incwadi yayo ithi isignali ebalulekileyo kumgca okufutshane ngaphakathi kwe-1–2 m (3–6 ft) inokungenisa impazamo yobunzulu be-±50%. Le ncwadi ichaza oku njengomthombo oqhelekileyo wempazamo yobunzulu.
Eli nani lifuna isiqinisekiso esicacileyo.
Sisilumkiso somenzi, asingomndilili weshishini liphela. Le ncwadana ayiboneleli ngobukhulu bomqhubi, iipropati zomhlaba, amaza ombane, iireyithi zangoku, okanye isampuli yovavanyo engasemva komfanekiso.
Isigqibo esisebenzayo sisasebenza: isignali ekufutshane ingenza ukufundwa kobunzulu okukholelekayo kube yinto engalunganga kakhulu.
I-Radiodetection ikwathi ubunzulu be-locator busebenza njengesikhokelo. Umsebenzisi akufuneki abusebenzise ukuchaza ubunzulu bokugrumba ngoomatshini.
Sebenzisa uvavanyo lokuphakamisa ngaphambi kokuba uthembe ubunzulu
Uvavanyo lokuphakanyiswa lujonga ukuba ubunzulu obubonisiweyo buyatshintsha njengoko kulindelekile.
Landela le nkqubo:
1. Khomba isixhobo kwimowudi yePeak ecetyiswayo.
2. Bamba umamkeli eme nkqo kwaye ejonge ngokuchanekileyo.
3. Bhala phantsi ubunzulu obubonisiweyo.
4. Phakamisa umamkeli ngomgama olinganisiweyo.
5. Phinda ufunde ubunzulu.
6. Thelekisa umahluko.
Ubunzulu obubonisiweyo bufanele bunyuke malunga nomgama ofanayo nalowo uphakamise i-receiver.
Incwadana yemiyalelo ye-RD8200SG isebenzisa ukuphakanyiswa okuziisentimitha ezi-2 (50 mm) njengokujonga ngokukhawuleza. Abanye abavelisi banokuchaza umgama okanye inkqubo eyahlukileyo. Landela le ncwadana yemiyalelo ukuze ufumane umamkeli ochanekileyo.
Uvavanyo lokuliphakamisa olungaphumelelanga alubonisi unobangela. Lukuxelela ukuba ukufunda ubunzulu kufuna uphando oluthe kratya.
Indlela Isicelo Sesignali Esitshintsha Ngayo Umngcipheko
Indlela yokusebenzisa isignali ilawula indlela ekhethwayo ngayo i-transmitter enika amandla ithagethi.
Udibaniso ngqo
Uqhagamshelo oluthe ngqo ludla ngokubonelela ngolawulo olungcono kuba umqhubi uqhagamshela i-transmitter kumqhubi owaziwayo.
Ikwaxhasa amaza aphantsi ngokufanelekileyo kune-induction. Amaza aphantsi adla ngokunciphisa ukudibana okungafunekiyo kwaye ahambe kude nge-conductor efanelekileyo.
Uqhagamshelo ngqo lusenemida:
- iibhondi eziqhelekileyo zinokwahlulahlula umsinga;
- umhlaba ombi unokunciphisa isignali esebenzisekayo;
- indawo ebekwe emhlabeni ingadala indlela yokubuyela ephosakeleyo;
- indawo yoqhagamshelwano inokuba ngaphakathi kwenethiwekhi edibeneyo;
- iinkqubo ezisebenza ngamandla zinokubangela ingozi yombane ebulalayo.
Ngabasebenzi abafanelekileyo kuphela abafanele ukuqhagamshela izixhobo zokufumana indawo kwiziseko ezisebenza ngamandla okanye ezinokuba namandla. Umqhubi kufuneka asebenzise iileyiti ezivunyiweyo kunye neenkqubo zomthumeli othile.
I-Clam yeSignali
I-clamp yesignali isebenzisa umbane ngaphandle kokunxibelelana ngqo nesinyithi.
I-clamp inokuphucula ukukhetha xa umqhubi enokuyibeka ecaleni kwentambo okanye umbhobho omnye ofikelelekayo. I-clamp kufuneka ivale ngokupheleleyo, ifake umqhubi, kwaye ixhase i-transmitter frequency ekhethiweyo.
Isekethe isafuna indlela yokubuyela.
I-clamp ejikeleze iqela leentambo, i-bonded sheath, okanye ukufakelwa kwe-multi-conductor kunokubeka isignali ngaphaya kwendlela ekucetywayo ukuba ihambe ngayo. I-clamp inciphisa ukusasazwa ngqo. Ayiqinisekisi ukuba iyahlukaniswa.
Ukuqaliswa koSasazo
Ukuqaliswa kokusasazwa kunika ulawulo oluncinci malunga nezixhobo ezihambelanayo.
Umthumeli udala intsimi ebangela ukuba umbane ungene kwiikhontraktha ezingaphantsi nezijikelezileyo. Kwindlela exineneyo, izixhobo ezininzi zinokufumana i-frequency efanayo.
I-Vivax-Metrotech icebisa ukuba kungangeniswa i-induction xa ichonga iintambo kuba isignali inokuvela kuzo zonke iintambo ezikufutshane ne-transmitter.
Ukungenisa ulwazi kusenendima ebalulekileyo. Kunceda ekufuneni indawo kunye nokukhangela imigca engaziwayo apho umqhubi engakwazi ukufikelela kwindawo yonxibelelwano.
Yisebenzise njengendlela yokukhangela, hayi njengobungqina obuzenzekelayo bobuwena.
| Indlela yesicelo | Ulawulo lweethagethi | Umngcipheko womgca ohambelanayo | Usebenziso olungcono |
|---|---|---|---|
| Unxibelelwano ngqo | Phezulu | Iphantsi kakhulu xa isekethe ilawulwa ngokufanelekileyo | Ukulandelela umqhubi owaziwayo onokufikeleleka kuye |
| Isibambo sesignali | Phakathi ukuya phezulu | Kuxhomekeke kwiibhondi kunye noqwalaselo lwentambo | Ukusebenzisa isignali ngaphandle kokunxibelelana kwesinyithi |
| Ukuqaliswa kokusasazwa | low | Eyona iphakamileyo kwiindlela ezixineneyo | Ukukhangela izixhobo zokuhambisa umoya ezingaziwayo |
Qala Ngesiqhelo Esiphantsi Esisebenzisekayo
Ukukhetha amaxesha okusebenzisa i-frequency kufuna uhlengahlengiso.
I-frequency ephantsi idla ngokuhlala kwindawo ekujoliswe kuyo ngcono kwaye ihambele phambili. I-frequency ephezulu idibana lula kodwa inokubanika amandla abaqhubi abafutshane, abancinci, abangaxhomekanga kakuhle, okanye abane-impedance ephezulu ngokufanelekileyo.
Sebenzisa olu landelelwano:
1. qala ngesantya esiphantsi esisebenzayo;
2. qinisekisa ukuba ithagethi ithwala umsinga osebenzisekayo;
3. landela indlela uze ujonge uzinzo lwamandla;
4. yonyusa imvamisa kuphela xa useto olusezantsi lungakwazi ukuxhasa indawo ekuyo;
5. phinda yonke isheke yokuphambuka emva kokutshintsha imvamisa.
Musa ukucinga ukuba impendulo enamandla ithetha indawo engcono.
Indawo engcono ivelisa ithagethi elandelekayo enempendulo encinci kwiinkonzo ezikufutshane.
Ukuchongwa kwesikhokelo kuyanceda, kodwa kunemida
Iinkqubo ezininzi ze-locator zangoku zibonelela ngomsebenzi wesikhokelo okanye wesigaba.
Imizekelo ibandakanya:
- Isikhokelo sangoku kwiRadiodetection RD8200SG;
- I-Signal Direction kunye ne-Signal Select kwiinkqubo ze-Vivax-Metrotech vLoc3-5000 ezicwangcisiweyo;
- Ukunika amandla i-Direction kwi-Subsite UtiliGuard 2.
Le misebenzi inceda ukwahlula isignali ehamba isuka kwi-transmitter kwi-return current ehamba isiya kuyo.
Basebenzisa ii-transmitters, ii-frequencies, izixhobo, iindlela kunye neenkqubo ezithile zemodeli. Imisebenzi ayinakutshintshwa.
Uphawu lwendlela lunokungaphumeleli ukwahlula ii-conductors ezibotshelelweyo. I-Vivax-Metrotech ithi isixhobo esibotshelelweyo esingeyo-target sinokubonakala "sihambelana" nesixhobo esibotshelelweyo.
Sebenzisa ulwalathiso njengokujonga isazisi. Yidibanise ne:
- Isivumelwano sePeak kunye neNull;
- uthelekiso lwangoku;
- ukuqhubeka kwendlela;
- ubungqina bendawo yokufikelela;
- iindlela zobunzulu;
- ukuvezwa emzimbeni.
Ukuhamba komsebenzi okusebenzayo kufutshane nezixhobo ezifanayo
Olu landelelwano lulandelayo lunciphisa amathuba okumakisha umgca ongalunganga.
1. Hlaziya iSayithi Ngaphambi kokuba Usebenzise iSignali
Jonga ithikithi ye-811, iimpendulo zomnini-nkonzo, imizobo, izakhiwo ezibonakalayo, iimpawu zangaphambili, iivalvu, ii-pedestals, iimitha, iikhabhathi, kunye nee-manholes.
Yenza imaphu yendlela nganye enokudlula kwindawo yokusebenza.
2. Tshayela iKhorido Epheleleyo
Sebenzisa inkqubo ecwangcisiweyo yokutsala abantu ngaphambi kokuba ulandelele ithagethi enye.
Sebenzisa iindlela ezingasetyenziswayo ezikhoyo ezihambelana nesiza. Imiqondiso engasebenziyo ingatyhila izixhobo zokuqhuba ezingaziwayo, kodwa zihlala zibonelela ngobungqina obubuthathaka bobuwena.
Phawula yonke impendulo ehambelanayo ukuze ujonge ngakumbi.
3. Fumana indawo yokufikelela ecocekileyo
Khetha indawo yokudibanisa ngqo okanye indawo yokubamba ngaphandle kwecandelo elixineneyo apho kunokwenzeka khona.
Kuphephe ukusebenzisa isignali kwindawo eqhelekileyo yokwakha okanye kwikhabhinethi ude uqonde ukuba iibhondi zisebenza njani.
Landela umkhondo uye kwindawo exineneyo. Musa ukuqala ngaphakathi kuyo ngaphandle kwesizathu.
4. Lawula Indlela Yokubuyela
Beka isibonda somhlaba kude nendawo ekujoliswe kuyo kunye nezinye izixhobo ezirhanelwayo.
Gcina umqolo ongaphantsi komhlaba ungaweli kwenye indlela egqunyiweyo apho kunokwenzeka khona. Musa ukusebenzisa isakhiwo sesinyithi esifanelekileyo njengomhlaba ngaphandle kokuba uyazi ukuba sidibana njani nenkqubo ejikelezileyo.
5. Qala Phantsi
Khetha i-frequency ephantsi evelisa i-target current ezinzileyo nesebenzisekayo.
Jonga iindlela ezikufutshane ngaphambi kokuba wonyuse isiphumo okanye i-frequency ye-transmitter.
6. Landela kwiNcopho
Landela ithagethi ngamanqaku aliqela.
Rekhoda:
- Indawo ekwincopho;
- yangoku
- ubunzulu;
- amandla omqondiso;
- rhoqo
- imeko yesikhokelo;
- utshintsho kwijiyometri yendlela.
Bukela iithrendi endaweni yamanani ahlukeneyo.
7. Thelekisa iPeak kunye neNull
Jonga zombini iindawo kwiindawo ezithe tye.
Phinda uvavanyo kufutshane naphi na apho umsinga, icala, okanye ubunzulu butshintsha khona. Phatha ukwahlukana okwandayo njengobungqina bokugqwetheka okunamandla.
8. Yenza uvavanyo lokuphakanyiswa
Jonga ukufundwa kobunzulu obubalulekileyo ngaphambi kokuba uyisebenzisele ukucwangcisa.
Yenqaba loo nto xa utshintsho lungahambelani nelifti yomamkeli.
9. Phinda usebenzise iSignali
Xa isiphumo sihlala singacacanga:
- hambisa indawo yokudibanisa;
- susa isibonda somhlaba;
- yehlisa imvamisa;
- sebenzisa i-clamp evunyiweyo;
- umkhondo ukusuka kwelinye icala;
- sebenzisa uqhagamshelo olunemiphetho emibini apho kugunyazisiweyo khona;
- cela umnini wesakhiwo ukuba ahlukanise ibhondi;
- landelela indlela nganye ehambelanayo ngokwahlukeneyo.
10. Bonisa iindlela ezibalulekileyo zokuwela
Yeka ukuthembela kwi-electromagnetic inference xa ungakwazi ukumisela ithagethi enye ecacileyo.
I-OSHA ifuna abaqeshi bamisele indawo eqikelelweyo yokufakelwa komhlaba ngaphambi kokuba kugrunjwe. Njengoko ukugrunjwa kusondela ekufakweni, umqeshi kufuneka amisele indawo echanekileyo ngeendlela ezikhuselekileyo nezamkelekileyo.
Uphawu lwendawo luxhasa loo nkqubo. Aluyigqibi.
Izifundo Ekufanele Zingafunwa Ngabasebenzi
Abasebenzi akufuneki bamkele uphawu olubalulekileyo okanye ubunzulu xa:
- I-Peak kunye ne-Null zihlala zahlukene;
- uvavanyo lokuphakanyiswa aluphumelelanga;
- iindlela ezimbini zibonisa umsinga ofanayo;
- ukuchongwa kwendlela kuxhasa izinto ezingaphezulu kwesinye;
- ubunzulu buyatshintsha ngaphandle kwengcaciso yendlela okanye yenqanaba;
- ukudluliselwa kwesignali kwibhondi okanye kwindawo yokuhlangana;
- imo ye-passive inika impendulo ekuphela kwayo esebenzisekayo;
- iirekhodi, ubungqina obuvela ngaphandle, kunye nengxabano yeziphumo zomntu ofumana indawo;
- induction ivelisa imikhondo emininzi efanayo;
- umamkeli umi kufutshane kakhulu nomthumeli we-induction;
- Ithagethi inqumla esinye isixhobo esibalulekileyo.
Ezi meko azithethi ukuba isikhombisi-ndlela asiphumelelanga rhoqo.
Bathetha ukuba eli candelo alinakuxhasa ukuzithemba okufunekayo.
Iziphumo eziphambili
Izixhobo ezisetyenziswa ngokufanayo ziphazamisa ukufundwa kwendawo kuba umamkeli ulinganisa intsimi ye-electromagnetic edibeneyo.
Isixhobo esingalunganga sinokubonisa impendulo enamandla kakhulu. Umgca odibeneyo ongacacanga unokoyisa ithagethi enzulu kwisibonisi.
Ukungavisisani kwePeak kunye neNull kunika isilumkiso esisebenzayo sokugqwethwa. IPeak kufuneka ikhokele inqaku eliphambili, ngelixa iNull kufuneka ivavanye umgangatho wentsimi.
Ubunzulu bunokuhlala bukholeleka ngelixa buphosakele kakhulu. I-Radiodetection ilumkisa ukuba isignali enamandla kumgca osondeleyo ohambelanayo inokubangela iimpazamo ezinkulu njenge-±50% phantsi kweemeko ezichazwe kwincwadi yayo ye-RD8200SG.
Iifrikhwensi eziphezulu zonyusa umngcipheko wokudibana. Qala ngefrikhwensi ephantsi evelisa isignali ekujoliswe kuyo esebenzisekayo.
Uqhagamshelo oluthe ngqo ludla ngokubonelela ngokukhetha okungcono. Ukusasazwa komoya kunika ulawulo oluncinci kwikhorido exineneyo.
Imisebenzi yangoku neyesikhokelo iphucula ukuchongwa. Iibhondi eziqhelekileyo zisenokuzilahlekisa zombini.
Abasebenzi kufuneka baveze into ebalulekileyo xa ukufundwa kungacaci. Indawo yokukhangela inciphisa indawo yokukhangela. Ukuqinisekiswa ngokoqobo kuqinisekisa indlela yokuwela.
