Vim Li Cas Cov Neeg Hais Lus Tiv Thaiv Kev Tawg Thiaj Tseem Ceeb Hauv Cov Cheeb Tsam Muaj Kev Phom Sij
Cov chaw ua haujlwm hauv cov chaw muaj kev kub ntxhov yuav tsum muaj zogKev Hais Lus Rau Pej Xeem thiab Lub Ceeb Toom Dav Dav(PA/GA) cov kab ke kom ntseeg tau tias cov neeg ua haujlwm muaj kev nyab xeeb thiab kev ua haujlwm txuas ntxiv mus. Hauv cov chaw uas muaj cov pa roj uas yooj yim hlawv, cov pa dej uas ua rau kub hnyiab, lossis cov hmoov av uas yooj yim hlawv, cov khoom siv hluav taws xob txheem muaj kev pheej hmoo loj heev rau kev kub hnyiab.Cov neeg hais lus uas tsis tawgtau tsim tshwj xeeb los tshem tawm qhov kev hem thawj no thaum xa cov lus ceeb toom tseem ceeb thiab kev sib txuas lus suab thoob plaws hauv kev lag luam dav dav, suab nrov siab.
Kev siv cov khoom siv suab tshwj xeeb no tsis yog tsuas yog ib qho kev coj ua zoo tshaj plaws xwb; nws yog ib qho kev cai nruj uas tswj hwm los ntawm cov qauv kev nyab xeeb thoob ntiaj teb. Kev nkag siab txog cov ntsiab cai ntawm kev tsim kho, cov kev cai ntawm daim ntawv pov thawj, thiab cov ntsuas kev ua tau zoo ntawm cov neeg hais lus uas tsis tawg yog qhov tseem ceeb rau cov kws ua haujlwm hluav taws xob, cov thawj coj hauv chaw, thiab cov kws tshaj lij kev yuav khoom uas muaj lub luag haujlwm los tiv thaiv cov chaw muaj kev phom sij.
Yuav Ua Li Cas Thiaj Paub Txog Qhov Xav Tau Cov Neeg Hais Lus Uas Tsis Muaj Kev Tawg
Yuav kom nkag siab txog qhov tsim nyog ntawm cov khoom siv suab uas tsis tawg, ib tug yuav tsum tshuaj xyuas lub duab peb ceg hluav taws: roj, oxygen, thiab qhov chaw hluav taws. Hauv qhov chaw ua lag luam txaus ntshai, roj (xws li methane, hydrogen, lossis hmoov av) thiab oxygen feem ntau muaj nyob rau hauv huab cua ib puag ncig. Tsuas yog qhov hloov pauv tau yog qhov chaw hluav taws. Cov neeg hais lus txheem siv cov kauj suab, cov transformers, thiab cov xov hlau uas tuaj yeem tsim cov hluav taws xob lossis qhov kub ntawm qhov chaw siab tshaj qhov ntsuas hluav taws xob ntawm cov khoom nyob ib puag ncig. Piv txwv li, lub zog hluav taws xob tsawg kawg nkaus (MIE) rau cov hydrogen-cua sib xyaw yog qis heev, ntsuas ntawm kwv yees li 0.017 mJ. Lub tshuab hais lus lag luam txheem tuaj yeem yooj yim tsim cov zog tso tawm ntau dua qhov ntsuas no thaum lub sijhawm ua haujlwm ib txwm lossis qhov xwm txheej tsis zoo.
Cov tshuab hais lus uas tsis tawg tau tsim los kom tshem tawm lub tshuab hais lus ua qhov chaw ua kom muaj hluav taws. Qhov no tsis yog ua tiav los ntawm kev tiv thaiv cov huab cua tsis pub nkag mus rau hauv lub cuab yeej, tab sis los ntawm kev xyuas kom meej tias muaj kev kub hnyiab sab hauv ua ntej nws tuaj yeem kis mus rau ib puag ncig sab nraud. Qhov kev hloov pauv tseem ceeb hauv kev xav txog kev tsim kho no qhia txog kev xaiv cov khoom siv nruj, kev ua siab ntev ntawm cov qauv, thiab cov tswv yim tswj kev kub uas siv rau hauv cov khoom siv no.
Cov Kev Pheej Hmoo Tseem Ceeb Hauv Kev Sib Txuas Lus Hauv Cheeb Tsam Muaj Kev Phom Sij
Kev sib txuas lus hauv thaj chaw muaj kev phom sij muaj ntau yam teeb meem kev ua haujlwm tshwj xeeb uas nthuav dav tshaj qhov kev hem thawj ntawm kev tawg. Cov chaw lag luam xws li cov chaw ua roj, cov chaw khawb av hauv hiav txwv, thiab cov chaw ua tshuaj lom neeg muaj lub suab nrov heev. Lub suab nrov tom qab los ntawm cov compressors, turbines, thiab cov tshuab hnyav feem ntau ua haujlwm hauv 85 dB (A) txog 110 dB (A). Hauv cov xwm txheej zoo li no, qhov kev pheej hmoo ua haujlwm tseem ceeb yog kev npog suab, qhov twg cov tswb ceeb toom tseem ceeb lossis cov lus qhia thaum muaj xwm txheej ceev tsis hnov lus.
Kev txo qhov kev pheej hmoo no yuav tsum tau cov neeg hais lus uas tsis tawg uas muaj peev xwm tsim tau Lub Suab Siab (SPL) siab yam tsis muaj kev cuam tshuam rau lawv daim ntawv pov thawj thaj chaw txaus ntshai. Ib qho kev cai ua haujlwm tus qauv qhia tias lub suab ceeb toom yuav tsum tshaj qhov suab nrov ntawm ib puag ncig los ntawm tsawg kawg yog 10 txog 15 dB (A) kom paub tseeb tias paub. Yog li ntawd, thaj chaw uas muaj suab nrov ntawm 95 dB (A) yuav tsum muaj lub suab tso tawm tsawg kawg yog 105 dB (A) txog 110 dB (A) ntawm qhov chaw mloog. Yog tsis ua tiav qhov sib txawv no ua rau muaj "cheeb tsam tuag" lossis duab ntxoov ntxoo acoustic, ua rau muaj kev cuam tshuam loj heev rau cov txheej txheem kev nyab xeeb thoob plaws qhov chaw thiab ua rau lub sijhawm teb rau kev khiav tawm ntau ntxiv thaum muaj xwm txheej tseem ceeb.
Dab Tsi Txhais Tau Ib Lub Tshuab Hais Lus Tiv Thaiv Kev Tawg
Cov lus "explosion-proof" feem ntau raug nkag siab yuam kev hauv cov ntsiab lus lag luam. Nws tsis tau txhais hais tias lub tso suab tsis puas tsuaj lossis muaj peev xwm dim ntawm kev tawg loj heev sab nraud. Tiam sis, nws txhais tau hais tias lub cuab yeej lub thawv tau tsim los kom muaj kev tawg sab hauv ntawm cov roj lossis cov pa sib xyaw uas yooj yim hlawv, tiv thaiv kev kub hnyiab ntawm huab cua txaus ntshai ib puag ncig.
Lub peev xwm tswj tau qhov no vam khom kev tsim kho tshuab kom raug, kev tshawb fawb txog cov khoom siv, thiab cov khoom siv suab tshwj xeeb uas sib txawv cov neeg hais lus uas tiv taus kev tawg thiab cov neeg ua lag luam hnyav lossis tiv taus huab cua.
Tsim Qhov Rooj, Txoj Kev Hluav Taws, thiab Kev Kaw
Lub hauv paus tseem ceeb ntawm lub tshuab hais lus uas tsis tawg (Ex d) yog nws txoj kev tsim thiab kev siv cov nplaim taws. Thaum cov pa roj volatile nkag mus rau hauv lub tshuab hais lus thiab raug hluav taws xob sab hauv hluav taws xob hlawv, qhov kev tawg ua rau muaj kev nyuaj siab sab hauv. Lub tshuab kaw yuav tsum muaj lub zog txaus los tiv taus qhov kev nyuaj siab no yam tsis tawg. Qhov tseem ceeb tshaj plaws, cov pa roj uas nthuav dav thiab kub dhau yuav tsum tau tso tawm mus rau sab nraud kom tsis txhob muaj kev puas tsuaj loj heev.
Qhov kev tso pa tawm no tshwm sim los ntawm cov kev nplaim taws uas tau ua tiav lawm—qhov sib txawv ntawm cov nplaim sib txuas ntawm lub qhov cub. Cov kev no tau tsim nrog qhov ntev tshwj xeeb thiab qhov chaw tswj tau zoo, feem ntau yog tshuab kom nruj dua 0.15 hli. Thaum cov pa roj uas raug hlawv raug yuam los ntawm cov channel nqaim, labyrinthine no, nws sai sai poob lub zog thermal. Thaum lub sijhawm cov pa roj tawm ntawm lub qhov cub, nws qhov kub tau poob qis dua qhov kub ntawm lub tshuab hluav taws xob ntawm huab cua sab nraud, ua kom cov nplaim taws tua tau zoo thiab tiv thaiv kev nthuav dav sab nraud. Ntxiv mus, cov hlau sintered tshwj xeeb feem ntau siv hla lub acoustic horn lossis lub qhov tsav tsheb kom tso cai rau cov nthwv dej suab hla thaum ua haujlwm ua lub zog thermal kom txias cov pa roj uas khiav tawm.
Cov Qauv Sib Piv ntawm Cov Neeg Hais Lus Tiv Thaiv Kev Tawg
Thaum ntsuam xyuas cov neeg hais lus uas tsis tawg, kev xaiv cov khoom siv hauv tsev yog qhov tseem ceeb tshaj plaws los sib piv, uas cuam tshuam ncaj qha rau kev ruaj khov, qhov hnyav, thiab kev haum rau cov chaw tshwj xeeb. Peb yam khoom tseem ceeb uas siv hauv kev lag luam yog Tooj Liab Tsis Muaj Txhuas, Iav-Reinforced Polyester (GRP), thiab Stainless Steel 316L.
Aluminium muaj kev ua kom sov zoo heev thiab kev ruaj khov ntawm tus nqi nruab nrab, ua rau nws nyob rau hauv cov ntawv thov hauv hiav txwv. GRP muab ib qho kev xaiv uas tsis hnyav, tiv taus corrosion heev, zoo tagnrho rau cov chaw muaj tshuaj lom neeg hnyav uas cov hlau yuav lwj. Stainless Steel 316L sawv cev rau qib siab tshaj plaws, xa cov kev tiv thaiv tsis zoo rau cov tshuaj tsuag ntsev thiab cov neeg sawv cev corrosive, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov dej hiav txwv thiab cov lag luam hnyav.
| Cov Khoom Siv Rau Hauv | Qhov hnyav sib piv | Kev Tiv Thaiv Kev Xeb | Ib puag ncig ntawm daim ntawv thov | Tus Nqi Kwv Yees Ntau Npaum Li Cas |
|---|---|---|---|---|
| Tooj Liab Tsis Muaj Cast Aluminium | Nruab Nrab (4-6 kg) | Nruab nrab | Roj thiab Roj Av Hauv Hiav Txwv, Kev Lag Luam Dav Dav | 1.0x (Txoj kab pib) |
| Polyester Uas Muaj Iav (GRP) | Lub teeb (2-4 kg) | Siab | Cov Chaw Tsim Tshuaj, Cov Cheeb Tsam Uas Muaj Kev Kub Ntxhov Heev | 1.2x – 1.5x |
| Hlau tsis xeb 316L | Hnyav (7-12 kg) | Zoo kawg nkaus | Cov Platforms Offshore, Cov Chaw Nyob Hauv Hiav Txwv | 2.5x – 4.0x |
Lub Zog Tso Tawm, SPL, Impedance, thiab Zaus Teb
Tshaj li kev kaw lub tshuab, kev ua tau zoo ntawm lub tshuab hais lus uas tsis tawg yuav tsum ua tau raws li cov qauv kev lag luam nruj. Lub zog tso zis ntawm cov khoom siv no feem ntau yog txij li 15W txog 30W, tsav los ntawm cov tsav tsheb compression tshwj xeeb. Txawm hais tias qhov wattage zoo li me me piv rau cov tshuab suab lag luam, cov qauv tsim horn ua haujlwm siab ua rau cov neeg hais lus no tsim cov Qib Siab Suab (SPL) zoo heev, feem ntau ua tiav 110 dB txog 125 dB ntawm 1 'meter'.
Kev sib phim impedance yog qhov tseem ceeb rau cov kab ke PA/GA loj. Feem ntau cov neeg hais lus uas tsis tawg muaj cov transformers ntau-tap, uas tso cai rau lawv ua haujlwm ntawm 100V lossis 70V cov kab suab faib tawm. Qhov kev teeb tsa no txo qhov poob ntawm cov teeb liab hla cov xov ntev uas feem ntau nyob rau hauv cov chaw lag luam loj. Cov lus teb zaus yog qhov zoo tshaj plaws rau tib neeg hais lus thiab nkag mus rau hauv lub suab ceeb toom, feem ntau yog txij li 300 Hz txog 8 kHz. Cov kab zaus txwv no txhob txwm dov tawm cov zaus qis uas siv hluav taws xob ntau dhau yam tsis pab txhawb rau lub suab meej hauv cov chaw muaj suab nrov siab.
Cov Ntawv Pov Thawj thiab Cov Qauv Yuav Tsum Tau Tshawb Xyuas
Kev txheeb xyuas lub tshuab hais lus uas tsis tawg yuav tsum tau ua raws li ntau yam kev cai lij choj thoob ntiaj teb thiab cov qauv kev nyab xeeb hauv zos. Ib lub cuab yeej uas suav tias muaj kev nyab xeeb hauv ib cheeb tsam yuav raug txwv tsis pub siv hauv lwm qhov yog tias nws tsis muaj cov cim cheeb tsam tsim nyog.
Kev ua raws li txoj cai lij choj tsis tuaj yeem sib tham tau; kev teeb tsa cov khoom siv uas tsis tau ntawv pov thawj lossis ntsuas tsis raug hauv qhov chaw txaus ntshai ua txhaum cov kev cai lij choj kev nyab xeeb hauv chaw ua haujlwm, ua rau cov cai pov hwm tsis muaj txiaj ntsig, thiab ua rau muaj kev pheej hmoo loj heev rau cov neeg ua haujlwm thiab cov khoom siv hauv paus.
Chav Kawm, Kev Faib, Thaj Chaw, Pawg Roj, thiab Pawg Hmoov Av
Cov chaw muaj kev phom sij raug faib ua ob pawg tseem ceeb: lub kaw lus Class/Division (feem ntau siv hauv North America raws li NEC/CEC) thiab lub kaw lus Zone (siv thoob ntiaj teb raws li IEC cov qauv). Lub kaw lus Class/Division faib cov kev phom sij los ntawm hom (Chav Kawm I rau cov pa roj, Chav Kawm II rau cov hmoov av) thiab qhov muaj feem yuav muaj (Chav Kawm 1 rau kev ua haujlwm ib txwm muaj, Chav Kawm 2 rau cov xwm txheej tsis zoo). Ntawm qhov tod tes, lub kaw lus Zone faib cov kev phom sij ntawm cov pa roj rau hauv Zone 0 (muaj tas mus li), Zone 1 (muaj qee zaum), thiab Zone 2 (muaj tsawg tsawg), nrog rau Zones 20, 21, thiab 22 rau cov hmoov av uas kub hnyiab tau.
Ntxiv mus, cov neeg hais lus yuav tsum tau ntsuas rau cov Pawg Roj thiab Cov Pawg Hmoov Av tshwj xeeb. Pawg Roj IIC sawv cev rau cov pa roj uas hloov pauv ntau tshaj plaws, xws li hydrogen thiab acetylene, xav tau cov qauv tsim uas nruj tshaj plaws. Pawg Hmoov Av IIIC suav nrog cov hmoov av uas ua haujlwm tau zoo li hmoov hlau. Kev faib tawm qhov kub thiab txias (T-Rating) kuj tseem ceeb ib yam; tus neeg hais lus nrog qhov ntsuas T4 lav tias nws qhov kub siab tshaj plaws sab nraud yuav tsis tshaj 135 ° C nyob rau hauv qhov xwm txheej tsis zoo tshaj plaws, kom ntseeg tau tias nws yuav tsis hlawv cov pa roj uas muaj qhov kub thiab txias uas tsis siv neeg siab tshaj qhov ntawd.
Qhov Txawv ntawm Daim Ntawv Pov Thawj ATEX, IECEx, thiab UL
Lub koom haum pov thawj uas pom zoo rau lub cuab yeej no hais txog nws txoj kev siv tau raws li txoj cai hauv cov lag luam thoob ntiaj teb.ATEX(Atmosphères Explosibles) yog ib qho lus qhia yuav tsum muaj rau cov khoom siv uas siv rau hauv European Union. IECEx yog ib daim ntawv pov thawj thoob ntiaj teb uas tsim los pab txhawb kev lag luam thoob ntiaj teb, uas tau txais kev pom zoo dav hauv cov cheeb tsam xws li Australia, Middle East, thiab Asia. Hauv North America, cov khoom siv feem ntau yuav tsum muaj cov cim los ntawm Nationally Recognized Testing Laboratories (NRTLs) xws li UL, FM, lossis CSA.
| Daim Ntawv Pov Thawj | Cheeb Tsam Tseem Ceeb ntawm Lub Chaw Haujlwm | Kev Tswj Xyuas | Piv txwv cim qhia ib txwm muaj |
|---|---|---|---|
| ATEX | European Union | Cov Lus Qhia ntawm EU 2014/34/EU | CE 0518 II 2G Ex db IIC T4 Gb |
| IECEx | Thoob Ntiaj Teb (Thoob Ntiaj Teb) | Cov Qauv IEC (piv txwv li, IEC 60079 series) | Ex db IIC T4 Gb |
| UL / CSA | Tebchaws Asmeskas Qaum Teb | NEC (NFPA 70) / CEC | Chav Kawm I, Div 1, Pawg A, B, C, D T4 |
Cov Ntaub Ntawv, Kev Sau Npe, thiab Cov Duab Kos Rau Kev Teeb Tsa
Cov pab pawg neeg yuav khoom thiab cov kws tsim khoom yuav tsum xyuas kom meej cov ntaub ntawv ua ntej yuav txais lub tshuab hais lus uas tsis tawg. Daim Ntawv Tshaj Tawm Txog Kev Ua Raws Cai (DoC) thiab daim ntawv pov thawj raug cai los ntawm Lub Koom Haum Tau Txais Kev Ceeb Toom (xws li Sira, Baseefa, lossis PTB) yuav tsum nrog cov khoom. Lub npe ntawm lub tshuab hais lus yuav tsum tso saib cov cim Ex, qhov kub thiab txias ib puag ncig (piv txwv li, Ta = -40°C txog +60°C), qib hluav taws xob, thiab tus lej IP tas mus li.
Cov duab kos thiab phau ntawv qhia kev teeb tsa uas tus neeg tsim khoom muab yog cov ntaub ntawv raug cai raws li cov cai Ex. Cov ntaub ntawv no qhia txog cov yam ntxwv tseem ceeb ntawm kev teeb tsa, xws li hom Ex-certified cable glands (piv txwv li, Ex d barrier glands rau cov ntim sab hauv tshwj xeeb) thiab cov lus qhia tseeb ntawm lub zog rau cov ntsia hlau kaw. Kev hloov pauv ntawm cov txheej txheem teeb tsa uas tus neeg tsim khoom teev tseg no tam sim ntawd ua rau daim ntawv pov thawj tiv thaiv kev tawg ntawm tag nrho cov khoom sib dhos tsis raug cai.
Yuav Ua Li Cas Qhia Txog Lub Tshuab Hais Lus Tiv Thaiv Kev Tawg
Kev txhais cov lus qhia txog kev siv tshuab mus rau hauv kev siv PA/GA yuav tsum muaj txoj hauv kev tsim qauv zoo. Kev xaiv lub tshuab hais lus uas tsis tawg yog qhov tseem ceeb heev, nyob ntawm cov txheej txheem kev lag luam tshwj xeeb, qhov chaw ib puag ncig, thiab qhov chaw suab nrov.
Cov kws ua vaj tse yuav tsum sib npaug cov kev cai ntawm kev npog suab nrog qhov tseeb ntawm ib puag ncig, kom ntseeg tau tias cov khoom siv muaj sia nyob rau lub sijhawm ua haujlwm ntawm lub chaw thaum tswj hwm nws cov ntawv pov thawj kev nyab xeeb tseem ceeb.
Cov Ntawv Thov Kev Lag Luam Uas Xav Tau Cov Neeg Hais Lus Tiv Thaiv Kev Tawg
Qhov kev thov rau cov neeg hais lus tawg-pov thawj npog ntau yam kev lag luam hnyav. Hauv cov dej ntws thiab cov dej ntwsroj thiab roj avcov kev lag luam—xws li cov chaw khawb av hauv hiav txwv mus rau cov chaw ua roj av hauv hiav txwv—qhov kev hem thawj tas li ntawm cov roj hydrocarbon xau xav tau cov kev sib txuas lus Ex-rated uas muaj nyob txhua qhov chaw. Ib yam li ntawd, cov chaw tsim tshuaj lom neeg uas ua haujlwm nrog cov kuab tshuaj volatile xav tau kev npog suab ntau ntawm Cheeb Tsam 1 thiab Cheeb Tsam 2.
Txawm li cas los xij, thaj chaw muaj kev phom sij tsis yog tsuas yog cov pa roj thiab cov pa dej xwb. Cov lag luam ua liaj ua teb thiab cov khoom noj khoom haus ntsib kev pheej hmoo loj heev los ntawm cov hmoov av uas kub hnyiab tau. Cov chaw nqa nplej, cov chaw ua hmoov nplej, thiab cov chaw ua qab zib ua haujlwm hauv cov chaw uas cov khoom me me uas raug tshem tawm tuaj yeem tsim cov huab cua tawg heev. Piv txwv li, qhov tsawg kawg nkaus uas tawg tau (MEC) rau cov hmoov nplej feem ntau yog ntawm 40 txog 50 grams ib lub 'meter' cubic. Hauv cov ntawv thov no, cov neeg hais lus yuav tsum nqa cov ntawv pov thawj Dust Group tshwj xeeb (piv txwv li, IIIB lossis IIIC) thiab Zone 21/22, uas muaj cov ntaub thaiv uas tiv thaiv kev nkag mus ntawm cov khoom me me uas tuaj yeem hlawv rau ntawm cov khoom siv hluav taws xob sab hauv.
Tej Yam Ib Puag Ncig: Kev Xeb, Kev Ntxuav, thiab Kub
Cov qib tiv thaiv kev tawg daws tau qhov kev pheej hmoo ntawm kev kub hnyiab, tab sis cov qib nkag mus rau hauv ib puag ncig txiav txim siab lub neej ua haujlwm ntawm lub tso suab. Cov chaw ua haujlwm raug nag los, kev ntxuav siab, lossis cov khoom me me uas lo rau hauv yuav tsum tau muaj cov tso suab nrog cov qib Ingress Protection (IP) zoo, feem ntau yog IP66 lossis IP67. Hauv North America, qhov ntsuas NEMA 4X sib npaug feem ntau tau teev tseg, uas kuj qhia txog qib siab ntawm kev tiv thaiv xeb.
Qhov kub thiab txias heev ua rau cov khoom siv thiab cov khoom siv xaiv. Cov chaw nyob hauv Arctic Circle lossis Middle East xav tau cov neeg hais lus uas tau ntawv pov thawj rau qhov kub thiab txias ntev, feem ntau yog txij li -50 ° C txog + 70 ° C. Tsis tas li ntawd, cov chaw uas muaj dej ntsev ntau, xws li cov chaw nres nkoj LNG ntug dej hiav txwv lossis cov chaw nres nkoj hauv hiav txwv, ua rau cov khoom siv raug xeb sai heev. Hauv cov xwm txheej no, kev teev cov hlau tsis xeb 316L thiab cov brackets marine-grade mounting yog qhov tseem ceeb kom tiv thaiv kev puas tsuaj ntawm cov qauv uas yuav ua rau puas tsuaj ntawm cov nplaim taws.
Cov Kauj Ruam Xaiv Cov Kauj Ruam
Kev xaiv lub tshuab hais lus uas tiv thaiv tau qhov tawg zoo tshaj plaws yog ua raws li kev tsim kho kom nruj heev. Ua ntej, txheeb xyuas qhov kev faib tawm thaj chaw txaus ntshai (Chav Kawm/Kev Faib lossis Thaj Chaw, Pawg Roj/Hmoov Av, thiab T-Rating) uas xav tau rau qhov chaw teeb tsa tshwj xeeb. Qhov no tam sim ntawd lim cov khoom siv tsis ua raws li txoj cai. Qhov thib ob, tshuaj xyuas cov teeb meem ib puag ncig kom txiav txim siab cov khoom siv kaw (Txhuas, GRP, lossis Hlau Stainless) thiab qhov ntsuas IP.
Qhov thib peb, ua kev xam acoustic. Ntsuas lossis qauv qib suab nrov ntawm thaj chaw. Siv txoj cai txheem ntawm kev xav kom lub suab ceeb toom yuav tsum yog 10 txog 15 dB (A) saum toj ntawm lub suab nrov hauv pem teb. Siv txoj cai inverse square ntawm kev txo suab (uas hais txog 6 dB poob hauv SPL rau txhua ob npaug ntawm qhov deb), xam qhov xav tau ntawm lub tshuab hais lus wattage, lub kaum sab xis dispersion, thiab qhov chaw ceev kom ua tiav lub hom phiaj SPL hla thaj chaw npog. Thaum kawg, xyuas kom meej qhov sib xws ntawm hluav taws xob, xyuas kom meej tias lub tshuab hais lus impedance lossis transformer tappings sib phim nrog lub chaw lub hauv paus PA / GA amplifier architecture.
Yuav Ua Li Cas Piv Cov Neeg Muag Khoom Thiab Txiav Txim Siab Yuav Khoom
Kev yuav cov khoom siv hais lus uas tsis tawg yog ib qho kev siv nyiaj ntau rau txhua qhov project hauv kev lag luam. Qhov tshwj xeeb ntawm cov khoom siv no, ua ke nrog cov txheej txheem kuaj thiab ntawv pov thawj uas lawv ua, ua rau muaj tus nqi sib txawv ntawm cov khoom siv suab lag luam.
Kev txiav txim siab yuav khoom kom zoo yuav tsum tau ua ntej tus nqi yuav khoom pib thiab soj ntsuam tag nrho tus nqi ntawm kev muaj, cov txheej txheem kev lees paub zoo ntawm cov chaw tsim khoom, thiab cov kev pabcuam txhawb nqa mus sij hawm ntev uas muaj rau lub neej ntawm lub chaw.
Tag Nrho Cov Nqi Tsav Tsheb Yuav Tsum Soj Ntsuam
Thaum soj ntsuam tag nrho cov nqi tsav tsheb, cov neeg yuav khoom yuav tsum paub txog qhov nqi siab heev uas txuas nrog cov khoom siv hauv thaj chaw muaj kev phom sij. Txawm hais tias lub tso suab loj rau kev lag luam yuav raug nqi $ 200 txog $ 400, lub tso suab Ex d uas tau ntawv pov thawj feem ntau yog txij li $ 800 txog ntau dua $ 2,500 rau ib chav, nyob ntawm cov khoom siv thiab qib ntawv pov thawj. Cov qauv stainless hlau 316L nyob rau sab saum toj ntawm cov nqi no vim yog cov nqi khoom siv raw siab thiab qhov nyuaj ntawm kev ua cov nplaim taws uas ua rau nruj rau hauv cov hlau tawv.
Txawm li cas los xij, tus nqi ib chav tsuas yog ib feem ntawm tag nrho cov nuj nqis. Cov nqi teeb tsa hauv thaj chaw muaj kev phom sij yog siab heev vim qhov xav tau rau cov neeg ua haujlwm tshwj xeeb, cov kav dej tsis tawg, cov qog thaiv, thiab cov thawv sib txuas uas tau ntawv pov thawj. Ntxiv mus, OPEX (Kev Siv Nyiaj Ua Haujlwm) yuav tsum tau suav nrog rau hauv qhov sib npaug. Lub tso suab txhuas pheej yig dua ntsia rau hauv ib puag ncig dej hiav txwv uas muaj kuab paug heev yuav xav tau hloov pauv hauv peb xyoos, thaum lub tshuab hlau tsis xeb lossis GRP zoo tuaj yeem muab lub neej ua haujlwm 15 xyoo, thaum kawg xa tus nqi Tag Nrho ntawm Kev Muaj Tswv (TCO) qis dua.
Qhov Zoo ntawm Chaw Tsim Khoom, Kev Taug Qab Tau, thiab Kev Txhawb Nqa
Qhov kev ua tau zoo ntawm lub tshuab hais lus uas tsis tawg yog nyob ntawm cov txheej txheem tswj xyuas zoo ntawm cov chaw tsim khoom. Cov neeg yuav khoom yuav tsum xyuas kom meej tias tus neeg muag khoom ua haujlwm raws li lub kaw lus tswj xyuas zoo uas tsim tshwj xeeb rau cov khoom siv Ex, xws li ISO / IEC 80079-34. Tus qauv no ua kom ntseeg tau tias tus neeg tsim khoom tswj hwm qhov kev taug qab ntawm cov ntaub ntawv thiab ua raws li qhov kev ua haujlwm raug cai uas cov koom haum pov thawj xav tau.
Cov chaw tsim khoom muaj koob npe ua qhov kev sim siab 100% rau ntawm cov thawv cam khwb cia kom paub txog qhov me me lossis qhov tsis zoo ntawm cov qauv ua ntej sib dhos. Kev taug qab yog qhov tseem ceeb; tus neeg tsim khoom yuav tsum muaj peev xwm muab cov ntawv pov thawj khoom siv thiab cov ntaub ntawv ntau rau txhua chav xa khoom. Tsis tas li ntawd, cov neeg yuav khoom yuav tsum ntsuas kev ntseeg siab ntawm cov khoom xa tuaj thiab lub sijhawm xa khoom. Cov khoom siv tshwj xeeb uas tsis tawg tsis tshua muaj nyob hauv cov khoom ntau heev. Cov qauv teeb tsa tus qauv yuav xav tau 4 txog 6 lub lis piam rau kev xa khoom, thaum cov xim pleev xim tshwj xeeb lossis cov qauv tshwj xeeb tuaj yeem ntev lub sijhawm xa khoom mus txog 10 lossis 12 lub lis piam, uas yuav tsum tau suav nrog rau hauv cov sijhawm ua haujlwm.
Kev Txiav Txim Siab Zaum Kawg
Qhov kev txiav txim siab zaum kawg rau kev xaiv tus neeg muab khoom hais lus uas tsis tawg yuav tsum ntsuas qhov ua raws li kev cai, kev ua tau zoo ntawm lub suab, thiab kev txhawb nqa ntawm tus muag khoom. Xaiv cov chaw tsim khoom uas muab cov kev pabcuam ua qauv suab dav dav, xws li cov ntaub ntawv EASE, uas ua rau cov engineers ua tau lub suab nrov thiab lav qhov kev pabcuam ua ntej kev teeb tsa.
Tshuaj xyuas qhov chaw muag khoom thoob ntiaj teb thiab kev txhawb nqa mus sij hawm ntev. Vim tias cov chaw lag luam feem ntau ua haujlwm tau ntau xyoo, lub peev xwm los nrhiav cov tsav tsheb hloov pauv, cov khoom seem uas tau ntawv pov thawj, lossis kev txhawb nqa kev txawj ntse hauv zos 10 xyoo tom qab kev teeb tsa yog qhov sib txawv tseem ceeb. Thaum kawg, kev xaiv lub tshuab hais lus uas tsis tawg yog ib qho kev tawm dag zog hauv kev txo qhov kev pheej hmoo. Los ntawm kev sib piv cov ntawv pov thawj, cov ntaub ntawv, cov ntaub ntawv suab, thiab cov neeg tsim khoom keeb kwm, cov neeg ua haujlwm hauv kev lag luam tuaj yeem ua kom lawv cov kab ke sib txuas lus kev nyab xeeb tseem ceeb ua haujlwm zoo kawg nkaus thaum lawv xav tau tshaj plaws.
Cov Ntsiab Lus Tseem Ceeb
- Xaiv cov neeg hais lus uas tsis tawg raws li qhov chaw faib tawm thaj chaw txaus ntshai, suav nrog thaj chaw, pawg roj lossis hmoov av, thiab chav kawm kub.
- Xyuas kom tseeb tias lub suab ceeb toom tso tawm ntau dua li lub suab nrov ib puag ncig los ntawm tsawg kawg 10 txog 15 dB (A) kom tswj tau qhov nkag siab hauv cov chaw lag luam uas muaj suab nrov siab.
- Siv cov khoom siv suab uas tsis tawg tau ntawv pov thawj hauv cov chaw uas cov pa roj, cov pa dej, lossis cov hmoov av uas kub hnyiab tau ua rau muaj kev pheej hmoo hluav taws.
- Npaj qhov chaw tso lub tso suab kom zoo kom tshem tawm cov duab ntxoov ntxoo thiab xyuas kom meej tias cov lus ceeb toom thaum muaj xwm txheej ceev mus txog txhua qhov chaw uas muaj neeg nyob.
- Txuas cov lus tso suab uas tsis tawg nrog PA/GA, paging, intercom, VoIP, thiab cov tshuab sib txuas lus thaum muaj xwm txheej ceev rau kev sib koom tes teb thoob plaws qhov chaw.
- Xaiv cov khoom siv sib txuas lus hauv kev lag luam uas ruaj khov thiab tau ntawv pov thawj rau sab nraum zoov, muaj xeb, muaj plua plav, lossis muaj kev phom sij uas kev ntseeg tau cuam tshuam rau kev nyab xeeb ntawm cov neeg ua haujlwm.
Cov Lus Nug Feem Ntau
Dab tsi ua rau lub tshuab hais lus tawg-pov thawj txawv ntawm lub tshuab hais lus kev lag luam txheem?
Ib lub tshuab hais lus uas tsis tawg tau yog tsim los kom muaj cov hluav taws xob sab hauv, cov hlua khi, lossis cov teeb meem hluav taws xob kom lawv tsis tuaj yeem hlawv cov pa roj, cov pa dej, lossis cov hmoov av nyob ib puag ncig. Nws kuj siv cov ntaub thaiv uas tau ntawv pov thawj, qhov kub ntawm qhov chaw tswj tau, thiab cov khoom siv ruaj khov uas tsim nyog rau cov chaw lag luam muaj kev phom sij.
Cov neeg hais lus uas tsis tawg feem ntau siv nyob qhov twg?
Lawv siv rau hauv cov chaw ua roj thiab roj av, cov chaw tsim tshuaj lom neeg, cov chaw khawb av, cov chaw ua haujlwm hauv hiav txwv, cov chaw ua kom huv, cov chaw ua cov nplej, cov chaw nyob hauv dej hiav txwv, thiab lwm qhov chaw txaus ntshai uas muaj cov pa roj av lossis cov hmoov av uas yooj yim hlawv.
Vim li cas lub suab nrov siab thiaj li tseem ceeb hauv thaj chaw muaj kev phom sij?
Suab nrov tom qab hauv kev lag luam tuaj yeem ncav cuag 85 txog 110 dB (A). Lub suab ceeb toom feem ntau yuav tsum tshaj qhov suab nrov ib puag ncig los ntawm 10 txog 15 dB (A), yog li cov neeg hais lus uas tsis tawg yuav tsum tso tawm txaus kom tsis txhob muaj suab nrov thaum muaj xwm txheej ceev.
Cov neeg yuav khoom yuav tsum nrhiav cov ntawv pov thawj twg?
Cov neeg yuav khoom yuav tsum xyuas cov ntawv pov thawj thaj chaw muaj kev phom sij xws li ATEX, nrog rau cov cim zoo thiab ua raws li txoj cai xws li CE, FCC, ROHS, thiab ISO9001 yog tias siv tau. Daim ntawv pov thawj yuav tsum phim thaj chaw, pawg roj lossis hmoov av, thiab qib kub.
Puas siv tau cov tshuab hais lus uas tsis tawg tau rau hauv PA/GA lossis VoIP systems?
Yog. Cov lus tso suab uas tsis tawg feem ntau siv rau hauv Cov Chaw Hais Lus rau Pej Xeem thiab Cov Tswb Ceeb Toom Dav Dav thiab tej zaum yuav koom ua ke nrog paging, dispatch, IP PBX/VoIP, xov tooj thaum muaj xwm txheej ceev, thiab intercom systems rau kev sib txuas lus thoob plaws qhov chaw.
Lub sijhawm tshaj tawm: Lub Rau Hli-19-2026