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Siren Limitation Training

SirenKunogumira Kudzidzisa

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Kuwedzeredza huwandu hunoshanda hweasairinindicho chikonzero chinowanzokonzera kuputsika kwemidziyo yemoto.

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

Zvidzidzo zvakaratidza kuti kushanda kwemhando asairinipamharadzano ye90-degree kazhinji isingasviki 80 tsoka.Iyi nhanho inoshanda inogona kunge iri shoma, zvichienderana nekugadzirwa kwemharadzano uye maitiro ekudzivirira ruzha emotokari iri kusvika.

Aposairinikuganhurirwa ndicho chikonzero chinowanzokonzeresa tsaona dzekudhumhana kwemotokari, vashoma vatyairi vemotokari kosi (EVOC) zvirongwa zvinogadzirisa musoro.Chinangwa chechinyorwa chino ndechekupa mazano ekudzidzisa anozobatsira kuratidza hushoma hunoshanda huwandu hwesairini.

1 A Kirasi 2 chiyero chenzwi mita.(Mifananidzo nemunyori.)

Overview

https://senken.en.alibaba.com/collection_product/siren/2.html?spm=a2700.icbuShop.41413.39.73e122181rNINGg&filter=null

Motokari inotyaira mumugwagwa ichange iine ruzha rwakakura mukati mechikamu chevafambi chemotokari.Ruzha urwu rwunozivikanwa se "ambient noise."Ruzha rwe ambient runobva pane zvakati wandei, zvinosanganisira ruzha rweinjini, redhiyo, HVAC system, uye kudhumhana kwematayi ari kutenderera munzira.Ruzha rwuri mukati memotokari inotakura vanhu inofamba mamaira makumi mana nemashanu paawa (mph) kazhinji inosvika makumi matanhatu neshanu decibels (dB).

Nokuti asairinikuti inyatsonzwikwa nemutyairi wevanhuwo zvavo, inofanirwa kupinda mukati memuviri wemotokari uye ichikwira kupfuura ruzha rwepamhepo.Zvidzidzo zvakaratidza kutisairininhanho inofanirwa kukwira ingangoita gumi dB pamusoro peruzha rwe ambient kuti ipwanye kusungwa kwemutyairi.Kana ruzha rwuri mukati memotokari yevanhuwo zvavo rwuri 65 dB, siren inofanira kukwira kusvika pa75 dB.

Chimiro chemotokari yemazuva ano chakagadzirirwa kuchengetedza ruzha OUT.Paavhareji, mota yemazuva ano inovhara angangoita 30-40 decibels eruzha kubva pakupinda mukamuri yevatakuri yemotokari.Izvi zvinozivikanwa se "kurasikirwa kwekupinza."Kana mutyairi wevanhu achida 75 decibels yesairiniruzha kuita, thesairiniinofanira kusvika kunze kwehwindo remutyairi paanenge 110 decibels, achitora avhareji yekuisa kurasikirwa kwe35 dB.

2 A sound level mita calibrator.

Dambudziko

Zvizhinjisairinizvakayerwa pakutenderedza 124 dB kana kuyerwa 10 tsoka pamberi pesairini.Sezvo chinhambwe kubva ku siren chichipetwa kaviri, kudzvinyirirwa kwe siren kunodonha neanenge 6 dB.Pfungwa iyi inozivikanwa se "inverse square law".

Izvo zvakakosha kuti unzwisise kuti iyi 6-dB inodonha mumhepo yekumanikidza nhanho inotora kuti chinhambwe chakayerwa chiri pamberi peiyo.sairini.Kana kuyerwa kwemutsindo kunotorwa pa90-degree angle kubva kusairini, iyo 6-dB inodonha inogona kuve yakakosha.Zvidzidzo zvakaratidza kuti kudzikiswa kwekumanikidzwa kwenzwi pa90-degree intersection kunogona kunge kwakakwira se11 dB.Iyi ipfungwa yakakosha yekudzidzisa, sezvo kubonderana kwemharadzano kunoitika apo midziyo yemoto nemotokari yevanhuwo zvavo zviri kusvika kune imwe neimwe pakona ye90-degree.

3 Iyo dBA/dBC kuseta pachiyero chemita yenzwi.

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

Izvo zvakakoshawo kuziva kuti panogona kunge paine nguva dzekuti vhoriyamu ye siren isingadonhe ne6 dB nguva yega yega chinhambwe kubva kune siren chakapetwa kaviri.Izvi zvinowanzoonekwa munzvimbo dzemumaguta umo siren inoratidzwa kubva pazvivakwa, asphalt, uye dzimwe nzvimbo dzakagadzirwa nevanhu.Muzviitiko izvi, siren inogona kusarasikirwa nevhoriyamu yakawandisa, asi kutaridzika kwe siren kunoita kuti zviome kuziva kwairi kubva.Pachavewo nenguva dzekuti sairini inodonha kupfuura 6 dB nguva imwe neimwe chinhambwe kubva kusirini chakapetwa kaviri nekuda kwekutungamira kweSiren speaker uye zvipingamupinyi munzira yekurira.

Ruzha rwe ambient, kurasikirwa kwekuisa, uye inverse square law inotsanangura iyo shoma inoshanda renji ye siren.Iyo fizikisi yeruzha inoderedza vhoriyamu ye siren sezvo chinhambwe kubva ku siren chinowedzera.Nedzimotokari dzemazuvano dzemazuva ano, sirin'i inoshanda pa 90-degree intersection kazhinji haipfuure 80 feet.

Chokwadi

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

Fungidzira kuti mutyairi wevanhu anoda 110 dB yeruzha rwe siren kunze kwehwindo remutyairi kuti anyatsonzwa siren.Uchishandisa inverse square law, iyo sound pressure level ye siren inodonha pazasi pe110 dB panosvika 80 tsoka.

4 Iyo yakakwira / yakaderera renji yekumisikidza pane inonzwika nhanho mita.

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

Kana motokari yehurumende ichifamba 45 mph, zvinotora mutyairi anenge mamita 195 kuti aone, aite, uye aende kunomira mumugwagwa wakaoma.kamwe chete mutyairi anonzwa sairini.Kana mutyairi akanzwa sairini mafiti makumi masere kubva pamharadzano uye zvotora mafiti 200 kuti amire, mutyairi haazovi nenguva yekuregedza nzira kana mudziyo wemoto ukabuda mumharadzano.Pfungwa iyi inotsanangura kudiwa kwekumira zvakakwana pamharadzano dzisina kunaka dzekurudyi.

Vadzidzi vazhinji vanobvunza, "Wadii kukwidza sairini?"Chikonzero chinoita kuti masairini arege kuitwa zvakanyanya ndechekuti sairini ine ruzha inogona kutungamirira kumatambudziko ekunzwa kwevanodzima moto uye kukanganisa ruzhinji rwevanhu kusvika pamwero usingagamuchirwi.Nezvikonzero izvi, huwandu hwesiren yemotokari yekukurumidzira hunofanirwa kuve hushoma.

Maoko-Pakudzidzisa

Izvo zvakakosha kuti varairidzi veEVOC vape maoko-pakudzidziswa kusimbisa pfungwa yekugumira siren.Kudzidzira uku kunogona kuitwa pachishandiswa meter level, tripod, uye siren yemotokari yekukurumidzira.

Sound Level Meter:A sound level mita inogona kutengwa zvisingadhure kubva muchitoro chekuchengetedza.Kune marudzi akasiyana-siyana emamita mazinga enzwi, uye mhando yega yega inosiyana mumutengo.Meta yeKirasi 1 yakanyatsojeka, asi mita yeKirasi 2 inokwana sechombo chekudzidzisa (mufananidzo 1).
Sound Level Meter Calibrator:Zvakakosha kuenzanisa mita yechiyero chenzwi pamberi pesesesheni yekudzidzisa uchishandisa inonzwika level calibrator.Nepo calibrator ichigona kudhura, inova nechokwadi chekuti zviyero zvemutsindo ndezvechokwadi (mufananidzo 2).
Tripod:Mazhinji mazinga enzwi mita anogona kunamirwa kune katatu kamera.Tripod inobvumira mudzidzi kuseta mita yenzwi panzvimbo yakatarwa uye odzokera kunzvimbo yakachengetedzeka apo siren inenge ichiyerwa.Usamira mumunda wekurira we siren kuti utore zviyero.Chengetedza kunzwa kwako.
Safety:Rangarira kuve nechokwadi chekuti mudzidzi wega wega akapfeka dziviriro yekunzwa kwayo.Zvakare, rangarira kuve nechokwadi chekuti munhu wese akamira KUseri kwe siren speaker kana sairini iri kuedzwa.Vadzidzi vanofanira kufamba kuenda kunhanho yekumashure yemidziyo kubatsira kuvadzivirira kubva kune ruzha rwakanyanya.Usamira pamberi pe siren!

Sound Level Meter Settings

dBA vs. dBC:Inzwi nhanho yemamita anowanzo ane maviri ma decibel marongero: dBA uye dBC.Iyo dBA kana dBC kuseta ichaona kuti mita inosefa sei ma frequency enzwi.Paunenge uchiita maekisesaizi ekudzidzisa, shandisa iyo dBA kuseta sezvo izvi zvakanyatsoteedzera kuti nzeve yemunhu inonzwa sei ruzha (mufananidzo 3).
Pamusoro/pasi:Kumwe kugadzika kwakajairika pamamita chiyero chenzwi ndeye "yepamusoro / yakaderera" kuseta.Iyo "yepamusoro / yakaderera" yekumisikidza inoenderana nehuwandu hwezwi rakayerwa.Kana iyo mita iri pedyo nesirini, shandisa "yakakwirira" kugadzirisa.Sezvo mita inofambiswa kure kubva kune siren, shandura mita kune "yakaderera" marongero.Tarisa kune mirairo yemugadziri kuti uone yakakodzera yakakwirira / yakaderera renji yemamita yako (mufananidzo 4).
"Max" kugadzirisa:Sirens "kutsvaira" kumusoro nekudzika, izvo zvichaita kuti kuverenga kwe decibel pachiratidziro chirambe kuchichinja.Iyo "max" kuseta ichabata siren inonzwika zvakanyanya panguva yebvunzo.Izvi zvinoita kuti zvive nyore kurekodha data.Muhupenyu chaihwo, ruzha rwekudzvanywa kwe siren inongorova iyi max kuverenga nguva nenguva, zvichibva pakuti siren inotsvaira sei ichidzika nekudzika.Ita shuwa kuti vadzidzi vanonzwisisa kuti "max" kuverenga ndiyo yakanyanya kunaka mamiriro emudziyo wemoto (mufananidzo 5).
Kurumidza/kunonoka:Kuseta uku ndiko kuchaona kuti mameta eruzha nhanho inokurumidza sei kuenzanisa ruzha.Nekuda kwekukurumidza kusimuka uye kudonha kwe siren, mita inofanirwa kunge iri mu "Fast" modhi kana sampling siren (mufananidzo 6).

6 Iyo yekukurumidza/inononoka yekupindura kuseta pachiyero chenzwi.

https://www.senkencorp.com/electronic-sirens-and-speakers/light-weight-nylon-fiber-housing-vehicle.html

Testing

Kuitisa siren kuyedzwa, tsvaga nzvimbo yakavhurika ingangoita 300 tsoka kureba.Ndinowanzo shandisa nzvimbo dzekupaka kana migwagwa isingashandiswe zvishoma inogona kuvharika zviri nyore.Isa iyo apparatus perpendicular kunzira yemugwagwa uye kuyera 10 tsoka zvakananga pamberi pesirini.Ichi chichava chiratidzo che "0".Kubva pane "0" mamaki, vadzidzi vanogona kuongorora akati wandei.

0-degree maitiro:Nzira ye0-degree inoyera ruzha rwakananga pamberi pe siren.Izvi zvinotevedzera mota yevagari vemo iri kutyaira pamberi pemudziyo wemoto munzira imwe cheteyo.Kuyera iyo 0-degree maitiro, tora zviyero zvakananga pamberi pe siren.Zviyero zvinofanirwa kutorwa tsoka gumi dzega dzega kuratidza kuti ruzha rwekumanikidza runodonha sei sezvo chinhambwe kubva ku siren chinowedzera (mufananidzo 7).
90-degree maitiro:Nzira ye90-degree inoyera ruzha nenzira yakateedzeredzwa yemharadzano.Mamiriro ezvinhu aya anoratidza huwandu hwesairini yemotokari inosvika pamidziyo yemoto pamharadzano.Kuyera nzira ye90-degree, tora zviyero kuruboshwe kana kurudyi kwesirini.Zviyero zvinofanirwa kutorwa tsoka gumi dzega dzega kuratidza kuti ruzha rwekumanikidza runodonha sei sezvo chinhambwe kubva ku siren chinowedzera (mufananidzo 8).
Siren sound field:Kuyera ndima yeruzha ichapa mufananidzo wekuti siren mapurojekiti kubva kumidziyo yemoto.Zviyero zvinotorwa mugridhi pa10-foot intervals.Izvi zvinobvumira vadzidzi kuronga ndima yekurira uye kugadzira mufananidzo unooneka wekufungidzira kwe siren.
Mharadzano chaidzo:Kana bazi rinodzima moto richikwanisa kudzora motokari zvakakotsekana, zvinonzwika zvinonzwika zvinogona kutorwa pamharadzano chaidzo.Izvi zvinobvumira vadzidzi kuti vaone kuti siren inovharika sei kana kuratidzwa nezvivakwa, miti, uye zvimwe zvinhu munzira yesirini.

7 Kuyera mwero wekumanikidza kwekurira kwe siren pane 0-degree maitiro.Zviyero zvinotorwa ose gumi tsoka kunze kusvika 300 tsoka.Chiitiko ichi chinopa muenzaniso wemidziyo yemoto inosvika kumotokari yevanhuwo zvavo kubva kumashure.

https://senken.en.alibaba.com/product/62432337885-806268169/SENKEN_Police_Vehicle_Warning_100W_Electronic_Warning_Siren_Ampliflier.html?spm=a2700.icbuShop.414418J2.2

Kana nzvimbo dzekuyeresa ruzha dzamakwa, batanidza mita yenzwi kutripod.Iyo tripod inofanirwa kuiswa kutenderedza 3.5 tsoka, sezvo uku kuri kureba kwakajairwa panzeve yemutyairi.

Mushure mekuona kuti mumwe nemumwe anotora chikamu akapfeka dziviriro yekunzwa uye akamira kuseri kwesirini, ita kuti nhengo ivhure siren.A single up and down cycle ichakwana.Kana sairini yadzika pasi, vadzidzi vanofanirwa kuongorora kuverenga kwe decibel pamita yenzwi uye kurekodha kuverenga.Dzokorora nzira iyi pane imwe neimwe yekuyera chiratidzo.

Midziyo mizhinji yemoto ine siren yemuchina, siren yemagetsi, uye nyanga dzemhepo.Mubvunzo unowanzobvunzwa nevadzidzi ndewekuti, "Ndeipi siren iri nani?"Edza imwe siren system yega uye wozoedza vese panguva imwe chete.Kupfuura zvingangoitika, imwe neimwe ye siren masisitimu ichave yakafanana.

Rangarira kuti masairini mazhinji anozoda kusvika pafafitera repadivi remutyairi wemotokari yevanhuwo zvavo panosvika 110 dBA kuti inyatsopinda mumotokari nekuyambira mutyairi.Ndeipi nguva iyo siren system inowira pasi pe110 dBA?Izvi zvinoitika kure sei kubva kumudziyo wemoto?Ko mota yevagari vemo ingakwanisa kuona, kuita, uye kutsvedza ichimira kubva ipapo here?

Kuzvibatanidza Pamwe Chete

https://senken.en.alibaba.com/product/62428934416-806268169/SENKEN_100W_Police_Emergency_Warning_Electronic_Horn_Siren_Ampliflier.html?spm=a2700.icbuShop.414418J2.2

Mushure mekuratidza hushoma hunoshanda hwesairini, zvakakosha kuwiriranisa ruzivo rutsva urwu nekuchengetedzwa kwemidziyo.Kana siren inobudirira iine 80 tsoka, izvi zvine hukama sei nekumira kwechinhambwe chemotokari yevanhuwo zvavo?Ko munhuwo zvake achakwanisa kumira nenguva here kana mutyairi akasanzwa sairini kutozosvikira ava mafiti makumi masere kubva pamudziyo wemoto?

Waona kuti siren inotsikirira papi inodzika kusvika pazasi pe110 dBA, maka nzvimbo yacho nemakoni emumigwagwa.Zvadaro, ita kuti mumwe munhu atyaire akananga kumakoni paanenge 45 mph.Paanosvika pamikoni yemotokari, ita kuti mutyairi amire pamabhureki otsveta kuti amire.

Ko mota yakamira kupi?Yakanga yapfuura mudziyo wemoto here?Chii chaizoitika kudai midziyo yemoto yakanga yabuda pamberi pemotokari kana kuti isina kumira zvachose parobhoti dzvuku kana kuti chikwangwani chekumira?Kupa rudzi urwu rwekutarisa kune vatyairi vemotokari dzekukurumidzira hakuna mutengo.

8 Kuyera mwero wekumanikidza kwenzwi kwesairinipanzira ye90-degree.Zviyero zvinotorwa ose gumi tsoka kunze kusvika 300 tsoka.Ichi chiitiko chinoratidza 90-degree mharadzano.

https://senken.en.alibaba.com/product/62547557325-806268169/SENKEN_50W_Motorcycle_Flashing_Light_Siren_Speaker.html?spm=a2700.icbuShop.41413.19.48edk2218aJe!

Kunyangwe iyo shoma inobudirira huwandu hwe siren chiri chikonzero chinowanzo konzera kuparara kwemidziyo yemoto, mashoma EVOC zvirongwa zvinogadzirisa musoro.Zvakakosha kuti nyaya iyi ibatanidzwe muzvirongwa zvese zveEVOC senhaurirano yemukirasi uye nekuratidzira kwemaoko.Kupa vashandisi vemidziyo yemoto chiratidzo chechokwadi chehupenyu hunoshandasairinirange chinhu chakakosha chechero chirongwa chekudzidzisa mutyairi.

Chiziviso cheMunyori: Mumagazini yaFebruary 2017 yeMoto Injiniya, pakanga pane nyaya yakakura yakanyorwasairinimiganhu.Ichi chinyorwa chakagadzirirwa kuvaka pane zvidzidzo zvakadzidzwa muMoto Injiniyachinyorwa uye kupa mazano ekudzidzisa kune varairidzi veEVOC.

Ini zvakare ndinokurudzira vaverengi kuti vaone iyo yemahara Webcast inotsigirwa naFire Apparatus & Emergency Equipmentanonzi"SirenLimitations uye Intersection Crashes, ”iyo inokurukura kudzikamisa siren zvakadzama.

CHRIS DALYmupurisa ane makore gumi nemapfumbamwe, ari kushanda semukuru wepatrol muWest Chester, Pennsylvania.Iye akaremerwa tsaona rekuvakazve uye muongorori anotungamira weChester County (PA) Serious Crash Assistance Team.Pamusoro pemabasa ake echipurisa, akashanda makore makumi maviri nematanhatu sebasa uye kuzvipira kudzima moto, akabata zvinzvimbo zvakawanda kusanganisira mutevedzeri wemukuru.Iye inhengo yedhipatimendi remazano reFire Apparatus & Emergency Equipment.Daly akagadzirawo chirongwa chekukurumidzira chekudzidzira mutyairi wemotokari inonzi "Drive to Survive," iyo yakaratidzwa kune vanopfuura 15,000 vanopisa moto uye mapurisa kune vanopfuura 380 masangano ebasa rekukurumidzira muUnited States yose.

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REV Fire Group Apparatus Musangano & Expo, inofambiswa neFDIC, iri kuunza iyo Indasitiri yeMoto pamwe chete kwevhiki ye5 yakasarudzika nhevedzano kutanga Chikunguru 20th - Nyamavhuvhu 21st!Batanidza nevatungamiriri muindasitiri sezvaunosangana nematambudziko asati amboitika, wana mukana wakasarudzika kune varairidzi vepamusoro, nezvimwe.Bhalisa nhasi uye maka makarenda ako pamukana uyu.