Selelekela
Li-sensor tsa boemo li bohlokoa lits'ebetsong tse ngata tsa indasteri, ho lekanya lintho tse kang maro, lintho tse tiileng le li-slurries. Ho khetha sensor ea boemo bo nepahetseng ho netefatsa ts'ebetso ea sistimi, ho nepahala le polokeho. Leha ho le joalo, ho khetha sensor e nepahetseng ho ka ba thata ka lebaka la mefuta e mengata e fumanehang. Sengoliloeng sena, u tla ithuta ka lintlha tsa bohlokoa tseo u ka li nahanang ha u khetha sensor ea boemo bo holimo bakeng sa sesebelisoa sa hau se ikhethileng.
Utloisisa Level Sensors
Sensor ea Boemo ke Eng?
Sensor ea boemo ke sesebelisoa se sebelisetsoang ho bona boemo ba lintho tse ka tankeng, sets'oants'ong kapa liphaepheng tse ling. E ka lekanya bophahamo ba mokelikeli kapa e tiileng, kapa e khona ho lemoha boteng kapa ho se be teng ha thepa sebakeng se khethiloeng. Molao-motheo oa ho sebetsa o fapana ho ea ka mofuta oa sensor empa ka kakaretso o kenyelletsa ho lemoha phetoho ea 'mele kapa ea motlakase ha thepa e fihla boemong bo itseng.
Mehlala ea Melao-motheo ea Mosebetsi:
Li-Sensors tsa Boemo ba Phallo
Li-sensor tsa boemo ba float li sebetsa ho ipapisitse le molao-motheo oa buoyancy. Sekepe, seo hangata se entsoeng ka thepa e bobebe, e sa cheng, e lutse holim'a mokelikeli. Ha boemo ba mokelikeli bo nyoloha kapa bo theoha, float e tsamaea hantle. Motsamao ona o fetoleloa e le lets'oao, le ka kenyang switch kapa ho fetisetsoa tsamaisong ea taolo. Li-sensor tsa boemo ba float li bonolo, li ka tšeptjoa, 'me hangata li sebelisoa ka har'a litanka kapa likepeng moo boemo ba mokelikeli bo sa fetoheng 'me bo sa fetohe ka potlako.
● Melemo: Theko e tlaase, moralo o bonolo, le o ka tšeptjoang ha o sebelisoa ka mokhoa o tsitsitseng.
● Mefokolo: Likarolo tse tsamaeang li ka ’na tsa senyeha ha nako e ntse e ea, ’me li ka ’na tsa se ke tsa tšoanela lintho tse mahlahahlaha haholo kapa tse kang seretse.
Li-Sensors tsa Boemo ba Capacitive
Li-sensor tsa boemo ba capacitive li sebetsa ka ho bona liphetoho tsa matla lipakeng tsa li-electrode tse peli ha boemo ba thepa bo fetoha. Li-sensor tsena li ipapisitse le molao-motheo oa hore 'dielectric constant' (kapa bokhoni ba ho boloka tefiso ea motlakase) ea ntho e fetoha ho latela hore na ke mokelikeli, o tiile kapa ke moea. Ha boemo ba thepa bo fetoha, sebaka se pakeng tsa li-electrode kapa lintho tse li potolohileng lia fapana, tse fetolang bokhoni.
● Melemo: E loketse lintho tse metsi le tse tiileng, tse nepahetseng haholo, le tse sa amaneng le batho.
● Mefokolo: E ka 'na ea angoa ke maemo a tikoloho a kang ho fetoha ha mocheso kapa thepa e ngata holim'a sensor.
Li-sensor tsena ka bobeli li na le melemo e ikhethang, 'me ho tšoaneleha ha tsona ho ipapisitse le litlhoko tse ikhethileng tsa ts'ebeliso ea hau, ho kenyelletsa lintlha tse kang lisebelisoa tse lekantsoeng, ho nepahala ho hlokahalang le maemo a tikoloho.
Mefuta ea li-Sensors tsa Boemo
Ho na le mefuta e 'maloa ea li-sensor tsa boemo, e' ngoe le e 'ngoe e lumellana le maemo a itseng le lits'ebetso. Mefuta e tsebahalang haholo e kenyelletsa:
Mofuta |
Molao-motheo oa Ts'ebetso |
Molemo ka ho Fetisisa Maemo a Tšebeliso |
Li-Sensors tsa Boemo ba Phallo |
E sebelisa float e tsamaeang le boemo ba thepa, e kenyang switch. |
Mekelikeli ka litanka, matamo, le mekhoa e bonolo. |
Li-Sensors tsa Capacitive |
E lekanya liphetoho tsa capacitance pakeng tsa li-electrode tse peli ha boemo bo fetoha. |
Mekelikeli, lintho tse tiileng le li-slurries lijaneng tse fapaneng. |
Lisebelisoa tsa Ultrasonic |
E lekanya sebaka ka ho ntša maqhubu a molumo le ho lemoha molumo. |
Tekanyo eo e seng ea ho kopana bakeng sa lino tse ka har'a linkho tse bulehileng. |
Li-Sensors tsa Radar |
E sebelisa maqhubu a radar ho bona boemo ba thepa, bo sebetsang maemong a thata. |
Maemo a thata a indasteri a nang le litlhoko tse phahameng tsa ho nepahala. |
Lisebelisoa tsa li-Sensors tsa Boemo
Li-sensor tsa boemo li sebelisoa liindastering tse fapaneng, ho kenyelletsa:
Indasteri |
Kopo |
Phekolo ea Metsi |
Ho beha leihlo boemo ba metsi ka har'a litanka le matamo. |
Lijo & Seno |
Ho metha metsoako, maro, le maemo a tiileng. |
Tšebeliso ea Lik'hemik'hale |
Ho beha leihlo maemo a lik'hemik'hale le lisebelisoa tse tala. |
Lintlha Tseo U Lokelang ho li Nahana ha U Khetha Sensor ea Boemo
Maemo a Tikoloho
Maemo a tikoloho eo sensor e tla sebetsa ho eona ke ntlha ea bohlokoa khethong ea sensor. Nahana ka lintlha tse latelang:
Ntlha ea Tikoloho |
Ho nahanela |
Mocheso |
Etsa bonnete ba hore sensor e khona ho sebetsana le mocheso oa mocheso o sebetsang. |
Khatello |
Khetha sensor e lekantsoeng bakeng sa maemo a khatello e phahameng ha ho hlokahala. |
Khanyetso ea Lik'hemik'hale |
Netefatsa hore e tsamaellana le lintho tse senyang kapa tse kotsi. |
Mofuta oa Boitsebiso bo Lekanyetsoang
Lisebelisoa tse fapaneng li hloka mefuta e fapaneng ea li-sensor. Hore na o lekanya maro, solids, kapa slurries, mofuta oa thepa o susumetsa khetho ea sensor.
Mofuta oa Boitsebiso |
E khothalelitsoeng Mefuta ea Sensor |
Mekelikeli |
Li-sensor tsa capacitive, ultrasonic, kapa radar. |
Tse tiileng |
Li-sensor tsa capacitive kapa tse thehiloeng boima ba 'mele. |
Slurries |
Li-sensor tsa radar bakeng sa tekanyo e tšepahalang. |
Ho Nepaha le ho Nepaha
Lits'ebetsong tse kang tsa meriana kapa ts'ebetso ea lik'hemik'hale, ho nepahala le ho nepahala ho bohlokoa. Ho khetha sensor e nang le qeto e nepahetseng ho tla netefatsa hore litekanyo tsa hau lia tšepahala. Li-sensor tsa boleng bo holimo li ka tla ka litšenyehelo tse phahameng empa lia hlokahala bakeng sa lits'ebetso tse hlokang taolo e ntle.
Kopo |
Ho Hlokahala Sensor Ho nepahala |
Mefuta ea Sensor e khothalelitsoeng |
Meriana ea meriana |
Ho nepahala ho phahameng |
Li-sensor tsa capacitive kapa tsa radar |
Lijo & Seno |
Ho nepahala ho itekanetseng |
Li-sensor tsa float kapa capacitive |
Tšebeliso ea Lik'hemik'hale |
Ho nepahala ho phahameng bakeng sa lisebelisoa tse sebetsang |
Radar kapa li-sensor tsa ultrasonic |
Kutloelo-bohloko ho Litšitiso
Libaka tse ngata tsa indasteri li na le lerata la motlakase kapa ho sisinyeha ho ka amang ts'ebetso ea sensor. Li-sensor tse ling li hanyetsana le litšitiso tsena ho feta tse ling. Ka mohlala, li-sensor tsa radar li atisa ho itšireletsa khahlanong le tšitiso e ka ntle ha li bapisoa le lisebelisoa tsa ultrasonic.
Ntho ea Tšitiso |
Mofuta o Molemo oa Sensor |
Lerata la Motlakase |
Li-sensor tsa radar |
Ho thothomela |
Li-sensor tsa Ultrasonic kapa tsa capacitive |
Mouoane le Lerōle |
Li-sensor tsa radar |
Mokhoa oa ho Khetha Sensor ea Boemo bo Nepahetseng bakeng sa Kopo ea Hao
Lekola Litlhoko tsa Hao tsa Ts'ebetso
Pele u khetha sensor, hlahloba litlhoko tsa hau tsa ts'ebetso. Ipotse:
Potso |
Ho nahanela |
Boemo bo Tsoelang Pele Kapa ba Ntlha? |
Khetha e tsoelang pele bakeng sa tlhahlobo ea nako ea sebele, ntlha ea ho lemoha hore na ha u se u le haufi. |
Ke lintho life tse lekantsoeng? |
Bapisa mofuta oa sensor le thepa ea thepa (metsi, e tiileng, e slurry). |
Hlahloba Maemo a Tšebetso
Nahana ka tikoloho ea ts'ebetso ea sensor, joalo ka ho fetoha ha mocheso, maemo a khatello, mongobo, le boteng ba lisebelisoa tse senyang kapa tse kotsi. Lintlha tsena li ka ama ts'ebetso, ho tšoarella, le ho nepahala ha sensor ea boemo, kahoo ho bohlokoa ho khetha e etselitsoeng ho mamella maemo a ts'ebeliso ea hau.
Boemo ba ho sebetsa |
Ho nahanela |
Boemo ba mocheso |
Netefatsa hore sensor e filoe lintlha tsa mocheso oa ts'ebetso ea hau. |
Khatello |
Khetha sensor e lekantsoeng bakeng sa maemo a khethehileng a khatello. |
Ho lumellana ha Lintho |
Khetha lisensara tse hananang le lik'hemik'hale kapa lintho tse senyang ts'ebetsong ea hau. |
Nahana ka Boiketlo ba Tlhokomelo
Sensor ea boemo bo botle e lokela ho ba bonolo ho e hlokomela. Li-sensor tse ling li hloka ho hloekisoa khafetsa, ho lokisoa le ho hlahlojoa. Haeba ts'ebetso ea hau e kenyelletsa litšenyehelo tse phahameng tsa tlhokomelo kapa nako ea ho theoha, ho bohlokoa ho khetha sensor e fanang ka ts'ebetso ea nako e telele le tlhokomelo e tlase.
Ntlha ea Tlhokomelo |
Ho nahanela |
Maintenance Frequency |
Khetha li-sensor tse hlokang tlhokomelo e fokolang bakeng sa ho li tšoara habonolo. |
Ho tšoarella |
Li-sensor tse nang le nako e telele ea bophelo li boloka chelete e ngata ha nako e ntse e ea. |
Litšenyehelo le Litšitiso tsa Lichelete
Li-sensor tsa boemo li tla ka litheko tse fapaneng. Le hoja ho lekeha ho batla khetho e theko e tlaase, o lokela ho nahana ka kakaretso ea litšenyehelo tsa ho ba beng, ho kenyeletsoa ho kenya, ho hlokomela, le litšenyehelo tsa ho nchafatsa. Bakeng sa lits'ebetso moo ho nepahala ho leng bohlokoa, ho tsetela ho sensor ea boleng bo holimo ho ka ba le litšenyehelo tse ling tsa pele.
Ho nahanela Litšenyehelo |
Mefuta ea Sensor |
Tekanyetso e tlase |
Li-sensor tsa float kapa capacitive |
Ho Hlokahala Bonepehi bo Phahameng |
Radar kapa li-sensor tsa ultrasonic |
Matsete a Nako e telele |
Li-sensor tse tšoarellang, tse hlokang tlhokomelo e tlase |
Tumellano ea Taolo
Ho ipapisitse le indasteri ea hau, ho ka ba le melaoana e hlokang li-sensor ho fihlela litekanyetso tse ikhethileng. Netefatsa hore sensor e khethiloeng e latela melao e nepahetseng ea polokeho, tikoloho le boleng.
Mofuta oa Taolo |
Setifikeiti sa Sensor se Hlokehang |
Indasteri ea Lijo |
FDA e amohetse li-sensor |
Tšebeliso ea Lik'hemik'hale |
Li-sensor tse netefalitsoeng tsa ATEX bakeng sa libaka tse kotsi |
Phekolo ea Metsi |
Li-sensor tse lumelletsoeng ke EPA |
Ho Bapisa Mefuta e Tloaelehileng ea Li-Sensors tsa Boemo
Float Level Sensors vs. Capacitive Sensors
Sebopeho |
Li-Sensors tsa Boemo ba Phallo |
Li-Sensors tsa Capacitive |
Melemo |
E bonolo, e ka tšeptjoa, e boloka chelete |
E nepahetse, e tšoarella bakeng sa maro/litsipa |
Mebe |
Likarolo tse tsamaeang tseo ho leng bonolo ho apara |
E utloa ho fetoha ha mocheso |
Molemo ka ho Fetisisa Tšebeliso |
Litanka tse nyane ho isa ho tse mahareng, matamo |
Lintho tse tiileng, tse metsi, li-slurries ka lijaneng |
Ultrasonic vs. Radar Sensors
Sebopeho |
Lisebelisoa tsa Ultrasonic |
Li-Sensors tsa Radar |
Melemo |
Ho se kopane, ho kenya habonolo |
Ho nepahala ho phahameng, ho itšireletsa khahlanong le tšitiso |
Mebe |
E angoa ke foam, mouoane, mocheso |
Ho kenya chelete e ngata, e rarahaneng |
Molemo ka ho Fetisisa Tšebeliso |
Tekanyo ea boemo ba bao e seng ba ho kopana ka har'a linkho tse bulehileng |
Libaka tse thata, likopo tse nepahetseng haholo |
Qetello
Ho khetha sensor ea boemo bo nepahetseng ho bohlokoa bakeng sa ho boloka ts'ebetso le polokeho ea lits'ebetso tsa hau tsa indasteri. Ka ho ela hloko lintlha tse kang maemo a tikoloho, mofuta oa thepa, litlhoko tsa ho nepahala le litšenyehelo, o ka khetha sensor e fihlelang litlhoko tsa hau. Ho Bluefin , re fana ka tataiso ea litsebi mabapi le ho khetha sensor ea boemo bo nepahetseng bakeng sa litlhoko tsa hau tse ikhethang. Ka kakaretso, senotlolo sa ho khetha sensor ea boemo bo nepahetseng ke ho lekola sesebelisoa sa hau se ikhethileng le ho utloisisa matla le bofokoli ba mofuta o mong le o mong oa sensor. Hore na o hloka sensor e bonolo ea float kapa sensor ea radar e nepahetseng haholo, Bluefin e fana ka tharollo e lumellanang le litlhoko tsa hau.
Keletso ea ho Qetela: Kamehla buisana le setsebi pele u etsa qeto ea ho qetela. Sesebelisoa se seng le se seng se ikhethile, 'me setsebi se ka u thusa ho tseba sensor e ntle ka ho fetisisa ea sistimi ea hau.
LBH
P: Sensor ea boemo ke eng?
A: Sensor ea boemo ke sesebelisoa se sebelisetsoang ho bona boemo ba thepa (metsi, solids, kapa slurries) ka har'a sets'oants'o kapa sistimi. E sebetsa ka ho lekanya bolelele kapa boteng ba thepa, ho fana ka lintlha tsa bohlokoa bakeng sa ho beha leihlo le ho laola.
P: Nka khetha sensor ea boemo bo nepahetseng joang bakeng sa ts'ebeliso ea ka?
K: Ho khetha sensor ea boemo bo nepahetseng, nahana ka lintlha tse kang mofuta oa thepa, maemo a tikoloho, ho nepahala ho hlokahalang, le litlhoko tsa tlhokomelo. Ho feta moo, lekola hore na tekanyo e tsoelang pele kapa ea boemo ba ntlha ea hlokahala ho latela ts'ebetso ea hau.
P: Hobaneng ha sensor ea boemo bo nepahetseng e le bohlokoa?
A: Ho khetha sensor e nepahetseng ea boemo ho netefatsa ho beha leihlo ka nepo, ho fokotsa nako, ho ntlafatsa ts'ebetso ea ts'ebetso, le ho thibela ho hloleha ha sistimi. Sensor e nepahetseng e thusa ho boloka polokeho le ts'ebetso e nepahetseng lits'ebetsong tse fapaneng.
P: Ke mefuta efe e fapaneng ea li-sensor tsa boemo?
A: Mefuta e tloaelehileng ea li-sensor tsa boemo li kenyelletsa li-sensor tsa float, li-capacitive sensors, li-ultrasonic sensors, le li-radar sensors. Mofuta o mong le o mong o fana ka melemo e ikhethileng ho latela thepa ea thepa, ho nepahala ha litekanyo, le maemo a tikoloho.
