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Horon Iyakan Siren

SirenHorar da iyakancewa

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Ƙarfafa ƙimar tasiri na asirinshi ne sanadin gama gari na hadarurrukan na'urorin kashe gobara.

https://www.senkencorp.com/search/siren.html

Nazarin ya nuna cewa tasiri mai tasiri na asirina madaidaicin digiri 90 sau da yawa yana ƙasa da ƙafa 80.Wannan kewayon tasiri na iya zama ƙasa da ƙasa, ya danganta da ƙirar hanyar haɗin gwiwa da kaddarorin kare sauti na abin hawa mai gabatowa.

Yayinsiriniyakance shine dalilin gama gari na hadarurruka na hadarurrukan abin hawa na gaggawa, ƴan shirye-shiryen ma'aikatan motocin gaggawa (EVOC) suna magance batun.Manufar wannan labarin ita ce samar da ra'ayoyin horo waɗanda za su taimaka nuna iyakataccen kewayon tasiri na asirin.

1 Mitar matakin sauti mai aji 2.(Hotuna daga marubuci.)

Dubawa

https://senken.en.alibaba.com/collection_product/siren/2.html?spm=a2700.icbuShop.41413.39.73e122181rNING&filter=null

Abin hawa da ke tuƙi akan hanya zai sami ƙarar ƙara a cikin sashin fasinja na abin hawa.Ana kiran wannan amo da "hayaniyar yanayi."Hayaniyar yanayi za ta dogara da abubuwa da yawa, gami da hayaniyar injin, rediyo, tsarin HVAC, da jujjuyawar tayoyin da ke birgima a saman hanya.Hayaniyar da ke cikin motar fasinja da ke tafiya mil 45 a kowace awa (mph) yawanci tana kaiwa kusan decibels 65 (dB).

Za asirindomin direban farar hula ya ji shi yadda ya kamata, dole ne ya shiga jikin abin hawa kuma ya yi ƙarfi fiye da amo.Bincike ya nuna cewasirinmatakin dole ne ya tashi kusan 10 dB sama da hayaniyar yanayi don karya hankalin direba yadda ya kamata.Idan amo a cikin motar farar hula 65 dB ne, dole ne sirin ya tashi zuwa 75 dB.

An ƙera tsarin abin hawa na zamani don kiyaye sauti.A matsakaita, abin hawa na zamani zai toshe amo kusan decibel 30-40 daga shiga sashin fasinja na abin hawa.Ana kiran wannan a matsayin "asarar shigarwa."Idan direban farar hula yana buƙatar decibels 75 nasirinamo don amsawa, dasirindole ne ya isa wajen tagar direba a kusan decibels 110, yana ɗaukar matsakaicin asarar 35 dB.

2 Na'urar daidaita sauti.

Matsalar

Mafi yawansirenana ƙididdige su a kusa da 124 dB lokacin da aka auna ƙafa 10 a gabansirin.Yayin da nisa daga siren ke ninka, ƙarfin sautin sautin siren zai ragu da kusan 6 dB.An san wannan ra'ayi da "ka'idodin murabba'i mai juyayi."

Yana da mahimmanci a fahimci cewa wannan raguwar 6-dB a matakin matsa lamba yana ɗauka cewa nisa da aka auna yana tsaye a gabansirin.Lokacin da aka ɗauki ma'aunin matsin sauti a kusurwar digiri 90 dagasirin, 6-dB digo na iya zama mafi mahimmanci.Nazarin ya nuna cewa raguwa a matakin matsa lamba a madaidaicin digiri na 90 zai iya kaiwa 11 dB.Wannan muhimmin batu ne na koyarwa, yayin da hadarurruka ke faruwa a lokacin da na'urorin kashe gobara da motocin farar hula ke gabatowa da juna a kusurwa 90-digiri.

3 Saitin dBA/dBC akan mitar matakin sauti.

https://www.senkencorp.com/electronic-sirens-and-speakers/self-contained-hands-free-600-w-warning-siren.html

Hakanan yana da mahimmanci a lura cewa za'a iya samun lokutan da ƙarar siren ba zai ragu da 6 dB ba a duk lokacin da aka ninka nisa daga siren.Ana ganin wannan yawanci a cikin birane inda siren ke fitowa daga gine-gine, kwalta, da sauran saman da mutum ya yi.A cikin waɗannan lokuta, siren ba zai iya rasa ƙarar da yawa ba, amma haskakawar siren yana sa da wuya a iya tantance inda ya fito.Har ila yau, akwai lokutan da siren zai sauke fiye da 6 dB a duk lokacin da nisa daga siren ya ninka sau biyu saboda kai tsaye na siren lasifikar da cikas a cikin hanyar sauti.

Hayaniyar yanayi, asarar sakawa, da ka'idar murabba'i mai juzu'i sun bayyana iyakataccen kewayon siren.Ilimin lissafi na sauti zai rage ƙarar siren yayin da nisa daga siren ke ƙaruwa.Tare da motocin zamani na yau, ingantaccen kewayon siren a madaidaicin digiri 90 galibi bai wuce ƙafa 80 ba.

Gaskiyar Gaskiya

https://www.senkencorp.com/electronic-sirens-and-speakers/low-frequency-siren-for-police-vehicles.html

A ɗauka cewa direban farar hula yana buƙatar 110 dB na hayaniyar siren a wajen tagar direba don jin sautin sauti yadda ya kamata.Yin amfani da dokar murabba'i mai juzu'i, matakin matsa lamba na siren zai faɗi ƙasa da 110 dB a kusan ƙafa 80.

4 Saitin kewayo mai girma/ƙananan akan mitar matakin sauti.

https://www.senkencorp.com/electronic-sirens-and-speakers/standard-emergency-vehicle-siren-amplifiers.html

Idan abin hawa na farar hula yana tafiya 45 mph, zai ɗauki direban kusan ƙafa 195 don gane, amsa, da tsalle zuwa tsayawa akan busasshiyar hanya.da zarar direba ya ji siren.Idan direban ya ji siren nisan ƙafa 80 daga wata mahadar kuma yana ɗaukar ƙafa 200 kafin ya tsaya, direban ba zai sami lokacin da zai ba da haƙƙin hanya ba idan na'urar kashe gobara ta ja cikin mahadar.Wannan ra'ayi yana bayyana buƙatar cikakken tsayawa a tsaka-tsakin dama-dama.

Dalibai da yawa za su yi tambaya, "Me ya sa ba za a ƙara sautin siren ba?"Dalilin da ya sa ba za a iya ƙara sautin siren ba shine cewa ƙarar siren na iya haifar da matsalolin ji ga ma'aikatan kashe gobara da damun jama'ar da ke kewaye da su zuwa matakin da ba za a yarda da su ba.Don waɗannan dalilai, dole ne a iyakance ƙarar siren motar gaggawa.

Horon Hannun Hannu

Yana da mahimmanci ga masu koyar da EVOC su ba da horo na hannu don ƙarfafa ra'ayi na iyakokin siren.Ana iya samun wannan horon ta amfani da mitar matakin sauti, abin hawa, da siren motar gaggawa.

Mitar Matsayin Sauti:Ana iya siyan mitar matakin sauti cikin rahusa daga kantin sayar da kayan tsaro.Akwai nau'ikan mita matakan sauti daban-daban, kuma kowane nau'in yana cikin farashi.Mitar Class 1 ta fi daidai, amma Mita na Class 2 zai isa azaman kayan aikin horo (hoto 1).
Madaidaicin Matsayin Sauti:Yana da mahimmanci don daidaita mitar matakin sauti kafin kowane zaman horo ta amfani da na'urar daidaita sauti.Yayin da na'ura na iya yin tsada, zai tabbatar da cewa ma'aunin matakin sauti daidai ne (hoto 2).
Tripod:Mafi yawan mita matakan sauti ana iya maƙala su zuwa faifan kamara.Tripod zai ƙyale ɗalibi ya saita mitar matakin sauti a ƙayyadaddun wuri kuma ya koma wuri mai aminci yayin da ake auna siren.Kada a tsaya a filin sautin siren don ɗaukar ma'auni.Kare jinka.
Tsaro:Ka tuna don tabbatar da cewa kowane ɗalibi yana sanye da kariyar jin da ta dace.Har ila yau, a tuna don tabbatar da cewa kowa yana tsaye a bayan lasifikar siren lokacin da ake gwada siren.Dalibai yakamata suyi tafiya zuwa matakin baya na na'urar don taimakawa kare su daga matsanancin sautin.Kada ku tsaya a gaban siren!

Saitunan Matsayin Sauti

dBA vs. dBC:Mitar matakan sauti sau da yawa suna da saitunan decibel guda biyu: dBA da dBC.Saitin dBA ko dBC zai ƙayyade yadda mita ke tace mitocin sauti.Lokacin gudanar da atisayen horo, yi amfani da saitin dBA kamar yadda wannan ya fi kwatanta yadda kunnen ɗan adam zai ji sauti (hoto 3).
Maɗaukaki/ƙasa:Wani saitin gama gari akan mitar matakin sauti shine saitin “high/low”.Saitin "high / low" yana dogara ne akan ƙarar sautin da aka auna.Lokacin da mita ke kusa da siren, yi amfani da saitin "high".Yayin da ake matsar mita nesa da siren, canza mita zuwa saitin "ƙananan".Koma zuwa umarnin masana'anta don tantance madaidaicin tsayi/ƙananan kewayo don mitar ku (hoto 4).
Saitin "Max":Sirens “yana share” sama da ƙasa, wanda zai sa karatun decibel akan allon nuni ya canza koyaushe.Saitin “max” zai riƙe mafi ƙarar karatun siren yayin gwajin.Wannan yana sauƙaƙa yin rikodin bayanai.A rayuwa ta gaske, matakin matsi na sautin siren zai buga wannan babban karatun lokaci zuwa lokaci, dangane da yadda sirin ke share sama da kasa.Tabbatar cewa ɗalibai sun fahimci cewa karatun "max" shine mafi kyawun yanayin yanayin ma'aikacin kayan wuta (hoto 5).
Mai sauri/hankali:Wannan saitin zai ƙayyadad da yadda saurin mitar matakin sauti ke ɗaukar sautin.Saboda saurin tashi da faɗuwar siren, mita ya kamata ya kasance cikin yanayin “Fast” lokacin yin samfurin siren (hoto 6).

6 Saitin amsawa mai sauri/hankali akan mitar matakin sauti.

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Gwaji

Don gudanar da gwajin siren, nemo buɗaɗɗen wuri mai tsayi kusan ƙafa 300.Na kan yi amfani da wuraren ajiye motoci ko hanyoyin da ba a yi amfani da su ba waɗanda za a iya rufe su cikin sauƙi.Sanya kayan aikin daidai da titin kuma auna ƙafa 10 kai tsaye a gaban sirin.Wannan zai zama alamar "0".Daga alamar "0", ɗalibai za su iya bincika yanayi da yawa.

Hanyar 0-digiri:Hanyar 0-digiri tana auna sauti kai tsaye a gaban siren.Wannan zai kwaikwayi motar farar hula da ke tuki a gaban na'urorin kashe gobara a kan titin daya.Don auna matakin 0-digiri, ɗauki ma'auni kai tsaye a gaban siren.Yakamata a ɗauki ma'auni kowane ƙafa 10 don nuna yadda matakin ƙarfin sauti ke faɗuwa yayin da nisa daga sirin ke ƙaruwa (hoto 7).
Hanyar 90-digiri:Hanya mai digiri 90 tana auna sautin tare da simintin giciye.Wannan yanayin yana nuna ƙarar siren don abin hawa da ke gabatowa na'urorin wuta a wata mahadar.Don auna matakin 90-digiri, ɗauki ma'auni zuwa hagu ko dama na siren.Yakamata a ɗauki ma'auni kowane ƙafa 10 don nuna yadda matakin ƙarfin sauti ke faɗuwa yayin da nisa daga sirin ke ƙaruwa (hoto 8).
Filin sauti na Siren:Auna filin sauti zai ba da hoton yadda siren ke aiki daga kayan wuta.Ana ɗaukar ma'auni a cikin grid a tazarar ƙafa 10.Wannan yana bawa ɗalibai damar tsara filin sauti da ƙirƙirar hoto na gani na tsinkayar siren.
Haqiqanin mahallin:Idan ma'aikatar kashe gobara za ta iya sarrafa zirga-zirgar ababen hawa cikin aminci, za'a iya ɗaukar karatun matsa lamba a ainihin mahadar.Wannan yana bawa ɗalibai damar ganin yadda gine-gine, bishiyoyi, da sauran abubuwa ke toshe ko nuna siren ta hanyar siren.

7 Auna matakin matsi na sautin siren akan tsarin 0-digiri.Ana ɗaukar ma'auni kowane ƙafa 10 zuwa ƙafa 300.Wannan yanayin yana misalta na'urar kashe gobara da ke tunkarar motar farar hula daga baya.

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Da zarar an yiwa wuraren auna sautin alama, haɗa ma'aunin matakin sautin zuwa matattara.Ya kamata a saita tafiyar tafiya zuwa kusan ƙafa 3.5, saboda wannan tsayin daka ne na kunnen direba.

Bayan tabbatar da cewa kowane ɗan takara yana sanye da kariyar ji kuma yana tsaye a bayan sirin, sa memba ya kunna siren.Zagayowar sama da ƙasa ɗaya zai wadatar.Lokacin da siren ya faɗi ƙasa, ɗalibai yakamata su bincika karatun decibel akan mitar matakin sauti kuma suyi rikodin karatun.Maimaita wannan tsari a kowace alamar ma'auni.

Yawancin na'urorin wuta suna sanye da siren inji, siren lantarki, da ƙahonin iska.Tambayar gama gari da ɗalibai ke yi ita ce, "Wane siren ya fi kyau?"Gwada kowane tsarin siren daban-daban sannan a gwada su duka a lokaci guda.Fiye da yuwuwar, kowane tsarin siren zai kasance iri ɗaya.

Ka tuna cewa yawancin sirens zasu buƙaci isa gefen taga direban motar farar hula a kusa da 110 dBA don shiga cikin motar yadda ya kamata kuma su gargaɗi direban.A wane lokaci tsarin siren ya faɗi ƙasa da 110 dBA?Yaya nisa daga na'urar kashe gobara wannan ke faruwa?Shin abin hawa na farar hula zai iya tsinkaya, mayar da martani, da tsallakewa zuwa tsayawa daga wannan lokacin?

Daure Shi Tare

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Bayan da aka nuna iyakataccen kewayon siren, yana da mahimmanci a daidaita wannan sabon bayanin tare da amincin na'ura.Idan ingantaccen kewayon siren ya kai ƙafa 80, ta yaya wannan ke da alaƙa da tazarar tsayawar abin hawan farar hula?Shin farar hula zai iya tsayawa cikin lokaci idan direban bai ji siren ba har sai ya yi nisa da na'urar kashe gobara ta ƙafa 80?

Bayan an ƙayyade inda matakin matsa lamba na siren ya faɗi ƙasa da 110 dBA, yi alama tare da mazugi na zirga-zirga.Bayan haka, sa wani ya tuƙi zuwa mazugi a kusan 45 mph.Lokacin da ya kai ga mazugi, sa direban ya tsaya a kan birki ya yi tsalle ya tsaya.

A ina abin hawa ya tsaya tsalle?Ya wuce kayan wuta?Me zai faru idan na'urar kashe gobara ta fito gaban motar ko kuma ba ta tsaya gaba daya ba a jan fitila ko tasha?Samar da wannan nau'in nuni na gani ga direbobin abin hawa na gaggawa ba shi da tsada.

8 Auna matakin matsi na sautinsirina kan hanyar 90-digiri.Ana ɗaukar ma'auni kowane ƙafa 10 zuwa ƙafa 300.Wannan yanayin yana misalta tsaka-tsakin-digiri 90.

https://senken.en.alibaba.com/product/62547557325-806268169/SENKEN_50W_Motorcycle_Flashing_Light_Siren_Speaker.html?spm=a2700.icbuShop.41413.19.48ed2218a

Ko da yake iyakataccen kewayon siren shine sanadin gama gari na hadarurruka na kayan aikin wuta, wasu shirye-shiryen EVOC kaɗan ne ke magance batun.Yana da mahimmanci a haɗa wannan batu a cikin duk shirye-shiryen EVOC a matsayin duka tattaunawar aji da nunin hannu.Samar da ma'aikatan na'urorin wuta tare da nunin rayuwa na gaske na tasirisirinkewayon fage ne mai kima na kowane shirin horar da direba.

Bayanan Mawallafi: A cikin Fabrairu 2017 fitowarInjiniyan Wuta, an yi rubutu mai yawa a kaisiriniyakoki.An tsara wannan labarin don gina darussan da aka koya a cikinInjiniyan Wutalabarin da bayar da ra'ayoyin horo don masu koyarwa na EVOC.

Ina kuma ƙarfafa masu karatu don duba gidan yanar gizon yanar gizon kyauta wanda ke ɗaukar nauyinKayan Wuta & Kayan Gaggawaake kira"SirenƘayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ɓangarori, "wanda ke tattauna iyakokin siren a zurfi.

CHRIS DALYtsohon dan sanda ne mai shekaru 19, a halin yanzu yana aiki a matsayin mai kula da sintiri a West Chester, Pennsylvania.Shi ƙwararren ƙwararren ƙwararren gyare-gyare ne kuma jagora mai bincike na Chester County (PA) Babban Taimakon Crash Assistance Team.Baya ga aikinsa na 'yan sanda, ya yi aiki na shekaru 26 a matsayin mai aiki da aikin kashe gobara na sa kai, inda ya rike mukamai da dama ciki har da mataimakin shugaban kasa.Shi memba ne na kwamitin ba da shawara na edita donKayan Wuta & Kayan Gaggawa.Har ila yau, Daly ya kirkiro wani shirin horar da direbobin motocin gaggawa mai suna "Drive to Survive," wanda aka gabatar wa fiye da ma'aikatan kashe gobara 15,000 da jami'an 'yan sanda a fiye da 380 hukumomin bada agajin gaggawa a fadin Amurka.

AN YI HOTUNA by

KYAUTA KYAUTA KYAUTA KYAUTA RAYUWATA

REV Fire Group Apparatus Conference & Expo, wanda FDIC ke ba da ƙarfi, yana kawo Masana'antar Wuta tare don jerin keɓaɓɓen mako na 5 wanda ya fara Yuli 20th - Agusta 21st!Haɗa tare da shugabanni a cikin masana'antar yayin da kuke fuskantar ƙalubalen da ba a taɓa yin irinsa ba, samun dama ta musamman ga manyan malamai, da ƙari.Yi rijista yau kuma yi alamar kalandarku don wannan damar.