Txheej txheem cej luam
Lub ntsuas hluav taws xob yog ib qho cuab yeej siv hauv lub tshuab hluav taws xob tsis siv neeg hluav taws xob rau kev tiv thaiv hluav taws los xyuas qhov chaw thiab nrhiav qhov hluav taws kub.Lub ntsuas hluav taws xob yog "lub cev nkag siab" ntawm lub cev, thiab nws txoj haujlwm yog saib xyuas seb puas muaj hluav taws nyob hauv ib puag ncig.Thaum muaj hluav taws kub, cov yam ntxwv ntawm lub cev qhov hluav taws kub, xws li kub, pa taws, roj thiab hluav taws xob siv hluav taws xob, raug hloov mus rau hauv hluav taws xob teeb liab, thiab lub tswb ceeb toom raug xa mus rau lub tswb hluav taws xob tam sim ntawd.
Working txoj cai
Cov ntsiab lus rhiab heev: Raws li ib feem ntawm kev tsim kho ntawm lub ntsuas hluav taws xob, lub ntsiab lus rhiab tuaj yeem hloov cov yam ntxwv ntawm lub cev ntawm qhov hluav taws kub rau hauv hluav taws xob cov cim.
Circuit Court: Amplify lub teeb liab hluav taws xob hloov dua siab tshiab los ntawm lub ntsiab lus rhiab thiab ua rau nws mus rau hauv lub teeb liab xav tau los ntawm lub tswb hluav taws xob.
1. hloov Circuit Court
Nws converts cov hluav taws xob teeb liab tso zis los ntawm lub rhiab lub ntsiab mus rau hauv lub tswb teeb liab nrog ib tug tej yam amplitude thiab nyob rau hauv txoj kab nrog rau qhov yuav tsum tau ntawm lub tswb hluav taws xob controller.Nws feem ntau suav nrog kev sib txuam circuits, amplifier circuits thiab threshold circuits.Qhov tshwj xeeb hauv Circuit Court muaj nyob ntawm hom teeb liab siv los ntawm lub tswb, xws li hluav taws xob lossis cov kauj ruam tam sim no, cov teeb liab mem tes, cov teeb liab zaus thiab cov teeb liab digital.
2. Anti-interference Circuit Court
Vim yog ib puag ncig ib puag ncig, xws li kub, cua ceev, muaj zog electromagnetic teb, teeb pom kev zoo thiab lwm yam, kev ua haujlwm ib txwm ntawm ntau hom kev ntes yuav raug cuam tshuam, lossis cov teeb liab tsis tseeb tuaj yeem ua rau lub tswb cuav.Yog li ntawd, lub detector yuav tsum tau nruab nrog ib tug anti-jamming Circuit Court los txhim kho nws kev ntseeg tau.Feem ntau siv yog lim, ncua circuits, integrating circuits, them circuits, thiab lwm yam.
3. tiv thaiv Circuit Court
Siv los saib xyuas cov khoom ntes thiab cov kab sib kis tsis ua haujlwm.Txheeb xyuas seb qhov ntsuas hluav taws xob, cov khoom siv thiab cov khoom puas zoo, saib xyuas seb lub tshuab ntes puas ua haujlwm zoo li qub;xyuas seb cov kab sib kis puas zoo li qub (xws li seb qhov sib txuas ntawm lub tshuab ntes thiab lub tswb hluav taws xob puas txuas nrog).Nws muaj ib tug saib xyuas Circuit Court thiab ib tug soj ntsuam Circuit Court.
4. qhia txog Circuit Court
Siv los qhia seb tus ntes puas ua haujlwm.Tom qab lub ntes txav mus, nws yuav tsum muab lub teeb liab tso rau ntawm nws tus kheej.Hom kev ua haujlwm ntawm tus kheej no feem ntau teeb tsa lub teeb liab ua haujlwm ntawm lub ntes, uas yog hu ua lub teeb pom kev zoo.
5. Interface Circuit Court
Nws yog siv los ua kom tiav cov hluav taws xob sib txuas ntawm lub ntsuas hluav taws xob thiab lub tswb hluav taws xob, lub tswv yim thiab cov zis ntawm lub teeb liab, thiab tiv thaiv lub ntsuas hluav taws xob los ntawm kev puas tsuaj vim kev teeb tsa tsis raug.
Nws yog tus neeg kho tshuab qauv ntawm tus ntes.Nws txoj haujlwm yog txhawm rau txuas cov khoom sib txuas xws li ntsuas cov ntsiab lus, cov ntawv luam tawm hauv Circuit Court, cov khoom sib txuas, cov teeb pom kev zoo thiab cov fasteners rau hauv ib qho, kom ntseeg tau tias muaj zog txhua yam thiab ua tiav cov kev ua haujlwm hluav taws xob, txhawm rau tiv thaiv ib puag ncig xws li lub teeb ci, lub teeb ci. qhov chaw, Hnub Ci, plua plav, huab cua, hluav taws xob hluav taws xob ntau zaus thiab lwm yam cuam tshuam thiab kev puas tsuaj ntawm txhua yam quab yuam.
Adaim ntawv thov
Lub tswb hluav taws kub tsis siv neeg muaj lub ntsuas hluav taws xob thiab lub tswb hluav taws xob.Thaum muaj hluav taws kub, cov yam ntxwv ntawm lub cev qhov hluav taws kub, xws li qhov kub thiab txias, pa taws, roj thiab lub teeb ci ntsa iab, raug hloov mus rau hauv cov teeb liab hluav taws xob thiab ua tam sim ntawd xa lub tswb ceeb toom rau lub tswb hluav taws xob.Rau lub sijhawm flammable thiab tawg, lub tshuab hluav taws xob feem ntau pom cov roj concentration hauv qhov chaw nyob ib puag ncig, thiab lub tswb nrov ua ntej qhov concentration nce mus txog qis dua.Hauv ib tus neeg mob, cov cuab yeej hluav taws xob kuj tuaj yeem kuaj xyuas lub siab thiab lub suab nthwv dej.
Kev faib tawm
(1) Thermal fire detector: Qhov no yog lub ntsuas hluav taws xob uas teb rau qhov txawv txav, qhov kub thiab txias qhov sib txawv.Nws kuj tseem tuaj yeem muab faib ua cov ntsuas hluav taws kub ruaj khov - cov ntsuas hluav taws xob uas teb thaum qhov kub thiab txias nce mus txog lossis tshaj tus nqi uas tau txiav txim siab;Qhov sib txawv ntawm qhov kub thiab txias qhov ntsuas hluav taws xob uas teb thaum cua sov tus nqi siab tshaj tus nqi predetermined: txawv qhov kub thiab txias detectors - Ib tug kub-sensing hluav taws detector nrog ob qhov sib txawv kub thiab qhov kub thiab txias functions.Vim yog siv cov khoom sib txawv, xws li thermistor, thermocouples, bimetals, fusible hlau, membrane thawv thiab semiconductors, ntau yam kub-rhiab hluav taws kub detectors tuaj yeem muab tau.
(2) Lub tshuab nqus pa: Qhov no yog lub ntsuas hluav taws xob uas teb rau cov khoom siv lossis cov kua ua kua uas tsim los ntawm kev sib xyaw lossis pyrolysis.Vim tias nws tuaj yeem kuaj pom qhov concentration ntawm aerosols lossis cov pa luam yeeb uas tsim nyob rau theem pib ntawm kev sib xyaw ntawm cov tshuaj, qee lub tebchaws hu cov pa luam yeeb "kev tshawb nrhiav ntxov" detectors.Aerosol lossis cov pa luam yeeb tuaj yeem hloov lub teeb ci, txo cov ionic tam sim no hauv ionization chamber thiab hloov qee yam khoom ntawm electrolytic tas li semiconductor ntawm huab cua capacitors.Yog li ntawd, cov pa luam yeeb ntes tau muab faib ua hom ion, hom photoelectric, hom capacitive thiab semiconductor hom.Ntawm lawv, cov khoom siv hluav taws xob hluav taws xob tuaj yeem muab faib ua ob hom: hom teeb pom kev zoo (siv lub hauv paus ntsiab lus ntawm kev thaiv txoj kev teeb pom kev los ntawm cov pa luam yeeb) thiab hom astigmatism (siv lub hauv paus ntsiab lus ntawm lub teeb tawg los ntawm cov pa taws).
(3) Photosensitive fire detectors: Photosensitive fire detectors tseem hu ua nplaim taws ntes.Qhov no yog lub ntsuas hluav taws xob uas teb rau cov infrared, ultraviolet, thiab pom lub teeb tawg los ntawm nplaim taws.Feem ntau muaj ob hom infrared nplaim hom thiab ultraviolet nplaim hom.
(4) Gas fire detector: Qhov no yog lub tshuab tua hluav taws uas teb rau cov roj uas tsim los ntawm kev sib tsoo lossis pyrolysis.Nyob rau hauv lub sij hawm flammable thiab explosive, qhov concentration ntawm cov pa roj (plua plav) feem ntau yog kuaj, thiab lub tswb feem ntau yog kho thaum lub concentration yog 1/5-1/6 ntawm qhov txo qis concentration.Cov ntsiab lus siv rau cov khoom siv hluav taws xob los kuaj xyuas cov pa roj (plua plav) concentration feem ntau suav nrog platinum hlau, pob zeb diamond palladium (dub thiab dawb ntsiab) thiab hlau oxide semiconductors (xws li hlau oxides, perovskite crystals thiab spinels).
(5) Composite fire detector: Qhov no yog lub ntsuas hluav taws xob uas teb rau ntau tshaj ob qhov hluav taws kub tsis tau.Feem ntau muaj qhov ntsuas kub-sensing pa taws ntes, photosensitive pa luam yeeb detectors, photosensitive kub-sensing tua hluav taws, thiab lwm yam.
Cov lus qhia xaiv
1. Nyob rau hauv feem ntau qhov chaw, xws li chav tsev so, khw malls, chaw ua hauj lwm cov tsev, thiab lwm yam, yuav tsum tau siv point-hom pa luam yeeb detectors, thiab photoelectric pa luam yeeb detectors yuav tsum tau nyiam.Thaum muaj cov pa luam yeeb ntau dua, cov pa luam yeeb ion yuav tsum tau siv.
2. Nyob rau hauv qhov chaw uas nws tsis tsim nyog rau nruab lossis nruab cov pa taws uas yuav ua rau lub tswb tsis tseeb, lossis qhov chaw uas muaj pa taws tsawg thiab kub ceev thaum muaj hluav taws kub, yuav tsum siv cov khoom siv hluav taws xob xws li ntsuas kub lossis nplaim taws.
3. Nyob rau hauv qhov chaw siab, xws li cov chaw ua yeeb yam, cov chaw tos, cov chaw ua haujlwm siab, thiab lwm yam, feem ntau yuav tsum siv cov khoom siv hluav taws xob hluav taws xob.Thaum cov xwm txheej tso cai, nws raug nquahu kom muab nws nrog lub TV saib xyuas, thiab xaiv cov duab hom hluav taws kub tswb ntes (dual-band nplaim taws ntes, kho qhov muag hla ntu cov pa taws)
4. Nyob rau hauv tshwj xeeb qhov tseem ceeb los yog kub kub txaus ntshai qhov chaw uas hluav taws yuav tsum tau kuaj thaum ntxov, xws li ib tug tseem ceeb chav sib txuas lus, chav tsev loj computer, electromagnetic compatibility laboratory (microwave darkroom), loj peb-dimensional warehouse, thiab lwm yam., nws yog advisable mus siv. siab rhiab heev.Air duct style smoke detector.
5. Nyob rau hauv qhov chaw uas qhov tseeb ntawm lub tswb yog siab, los yog lub tswb cuav yuav ua rau poob, yuav tsum tau xaiv cov khoom siv hluav taws xob (cov pa taws kub sib xyaw, cov pa taws sib txuas, thiab lwm yam) yuav tsum tau xaiv.
6. Nyob rau hauv cov chaw uas yuav tsum tau txuas rau kev tua hluav taws, xws li kev tswj lub computer chav tsev gas fire extinguishing, tswj lub deluge system tua hluav taws, thiab lwm yam., nyob rau hauv thiaj li yuav tiv thaiv tsis ua hauj lwm, ob los yog ntau tshaj detectors thiab lub qhov rooj yuav tsum tau siv. los tswj kev tua hluav taws, xws li point-hom pa taws nrhiav kom pom.Thiab cov khoom siv hluav taws xob, hluav taws xob hluav taws xob hluav taws xob thiab hluav taws xob ntsuas hluav taws xob, cov pa taws thiab cov nplaim taws, thiab lwm yam.
7. Nyob rau hauv cov bays loj uas qhov chaw kuaj xyuas tsis tas yuav tsum tau siv los ua ib qho chaw ceeb toom hauv kev nthuav dav, xws li chaw nres tsheb, thiab lwm yam., txhawm rau txuag kev nqis peev, yuav tsum xaiv cov chaw nyob tsis yog code detectors, thiab ntau lub detectors qhia ib qhov chaw nyob. .
8. Raws li "Code for Design of Garages, Repair Garages and Parking Lot" thiab cov kev xav tau siab tam sim no rau cov qauv tsheb tso pa tawm, kom ua tiav cov lus ceeb toom ntxov, cov pa luam yeeb yuav tsum tau siv rau hauv cov chaw nres tsheb zoo, tab sis nws yog tsim nyog rau nruab cov pa luam yeeb detectors.Nws yog teem rau qis rhiab heev.
Hauv qee qhov chaw uas qhov chaw me me thiab qhov ntom ntom ntawm cov combustibles siab, xws li hauv qab electrostatic plag tsev, cable trenches, cable qhov dej, thiab lwm yam., kub sensing cables yuav siv tau.
Mkev tsis ncaj ncees
Tom qab lub tshuab ntes tau muab tso rau hauv kev ua haujlwm rau 2 xyoos, nws yuav tsum tau ntxuav txhua 3 xyoos.Tam sim no coj cov ion detector ua piv txwv, cov plua plav hauv huab cua sticks rau saum npoo ntawm cov khoom siv hluav taws xob thiab cov ionization chamber, uas ua rau cov ion tsis muaj zog nyob rau hauv lub ionization chamber, uas yuav ua rau lub detector prone rau lub tswb cuav.Cov khoom siv hluav taws xob yuav maj mam corroded, thiab yog tias cov khoom siv hluav taws xob hauv lub ionization chamber yog corroded ntau dua li cov khoom siv hluav taws xob hauv cov khoom siv hauv chav siv, lub tshuab ntes yuav ua rau lub tswb tsis tseeb;ntawm qhov tsis sib xws, lub tswb yuav raug ncua lossis tsis ceeb.Tsis tas li ntawd, qhov parameter drift ntawm cov khoom siv hluav taws xob hauv lub tshuab ntes tsis tuaj yeem raug ignored, thiab lub tshuab ntxuav huv yuav tsum tau ntsuas hluav taws xob thiab hloov kho.Yog li ntawd, tom qab hloov qhov chaw, ntxuav, thiab kho qhov hluav taws xob tsis zoo ntawm lub tshuab ntes, thiab nws qhov ntsuas tau nce mus txog qhov ntsuas ntawm qhov ntsuas tshiab thaum nws tawm hauv lub Hoobkas, cov cuab yeej ntxuav tau tuaj yeem hloov tau.Yog li ntawd, txhawm rau kom ntseeg tau tias lub tshuab ntes tuaj yeem ua haujlwm ib txwm siv sijhawm ntev, nws yog ib qho tsim nyog yuav tsum xa lub tshuab kuaj xyuas mus rau lub chaw ua haujlwm tu cov kws tshaj lij rau kev kho dua tshiab thiab tu.
Cov teeb meem xav tau kev saib xyuas
1. Ua ib daim ntawv teev npe ntawm qhov chaw nyob ntawm qhov ntsuas pa luam yeeb, kom tsis txhob rov sim dua qhov qub;
2. Nyob rau hauv tus txheej txheem ntawm kev ntxiv cov pa luam yeeb, sau qhov ncua sij hawm ntawm lub tswb ntsuas, thiab dhau los ntawm cov ntsiab lus kawg, muaj kev nkag siab dav dav ntawm kev ua haujlwm ntawm cov ntsuas pa taws hauv tag nrho cov chaw nres tsheb, uas yog cov kauj ruam tom ntej seb puas yuav kuaj xyuas cov pa taws. Cov pa luam yeeb ntes.Muab pov thawj tias lub cuab yeej raug ntxuav;
3. Thaum lub sijhawm kuaj, nws yuav tsum tau kuaj xyuas seb qhov chaw nyob ntawm lub ntsuas pa taws puas yog qhov tseeb, txhawm rau rov kho qhov chaw nyob ntawm lub ntsuas pa taws uas nws qhov chaw nyob thiab chav tsis sib haum nrog tus lej hauv lub sijhawm, txhawm rau tiv thaiv cov lus qhia tsis raug. mus rau lub hauv paus tswj thaum lub sij hawm muaj kev puas tsuaj.chav.
Tkev daws teeb meem
Ua ntej, vim muaj kuab paug ib puag ncig (xws li plua plav, roj fume, dej vapor), tshwj xeeb tshaj yog tom qab ib puag ncig muaj kuab paug, cov pa taws lossis cov ntsuas kub yuav ua rau muaj kev ceeb toom tsis tseeb hauv huab cua ntub.Txoj kev kho mob yog tshem tawm cov pa luam yeeb lossis cov ntsuas kub uas tau ua tsis ncaj ncees vim kev ua qias tuaj ib puag ncig, thiab xa lawv mus rau cov kws tshaj lij cov cuab yeej siv tshuaj ntxuav tes kom ntxuav thiab rov txhim kho.
Qhov thib ob, lub tswb cuav yog tsim los ntawm qhov tsis ua haujlwm ntawm cov pa taws lossis ntsuas kub ntawm nws tus kheej.Txoj kev daws teeb meem yog hloov cov pa luam yeeb tshiab lossis ntsuas kub.
Qhov thib peb yog tias lub tswb cuav tshwm sim vim yog luv luv hauv kab ntawm cov pa taws lossis ntsuas kub.Cov txheej txheem ua haujlwm yog xyuas cov kab ntsig txog qhov yuam kev, thiab nrhiav qhov luv luv Circuit Court taw tes rau kev ua haujlwm.
Post lub sij hawm: Nov-26-2022