A Dry Powder Fire Extinguisherinopa dziviriro yakanakisisa pamoto wesimbi unopfuta. Vanodzima moto vanowanzo sarudza chishandiso ichi pane aCO2 Fire Extinguisherpakatarisana nekupisa magnesium kana lithium. Kusiyana aInotakurika Foam Inductorkana aMobile Foam Fire Extinguisher Trolley, chokudzimisa ichi chinomisa moto nekukurumidza.Foam Branchpipe & Foam Inductormasisitimu haaenderane nemoto wesimbi.
Key Takeaways
- Zvokudzimisa moto zvehupfu hwakaomandiyo yakanakisa sarudzo yekurwisa moto wesimbi senge magnesium uye lithium nekuti inokurumidza kumisa mirazvo uye kudzivirira moto kuti usapararire.
- Zvokudzimisa poda dzakaoma dzeKirasi D chete dzine hupfu hwakakosha zvinogona kudzima moto wesimbi zvakachengeteka; zvinodzima moto zveABC zvenguva dzose hazvishande uye zvinogona kuva nengozi.
- Nguva dzose ziva rudzi rwemoto, shandisa chokudzimisa nenzira yakarurama nokunangidzira pasi, uye tevera matanho akachengeteka kuti uzvidzivirire iwe nevamwe panguva yenjodzi yesimbi.
Dry Powder Fire Extinguisher uye Combustible Metal Fires
Chii Chinonzi Metal Fires?
Moto wesimbi unopisa, unozivikanwawo seKirasi D moto, unosanganisira simbi dzakadai semagnesium, titanium, sodium, uye aluminium. Masimbi aya anogona kubatidza zviri nyore kana ari muhupfu kana chip form. Tsvagiridzo yesainzi inoratidza kuti hupfu hwesimbi hunoita nekukasira kune zvitubu zvemoto senge sparks dzemagetsi kana nzvimbo dzinopisa. Kumhanya kwemurazvo wemoto kunoenderana nehukuru hwesimbi zvidimbu uye mafambiro emhepo munzvimbo. Nano-sized powders inogona kupisa nekukurumidza uye kuisa njodzi dzakakwirira.
Zviitiko zvemaindasitiri zvinoratidza kuipa kwemoto uyu. Semuenzaniso, muna 2014, kuputika kweguruva realuminium muChina kwakakonzera kufa uye kukuvara kwakawanda. Zvidzidzo zvakare zvinoratidza kuti moto wehuruva unoitika kazhinji mumafekitori, kunyanya kana simbi dzakatsetseka dzichisangana nemhepo dzotsvaga pekubatidza. Midziyo yakaita sevanonhonga guruva nemasiro ekuchengetera inzvimbo dzakajairika kuti moto uyu utange. Kukurumidza kupisa kweguruva resimbi kunogona kukonzera kuputika uye kukanganisa kwakanyanya.
Zano:Nguva dzose cherechedza rudzi rwesimbi inobatanidzwa usati wasarudza chokudzimisa moto.
Nei Dry Powder Fire Extinguishers Zvakakosha
A Dry Powder Fire Extinguisherndicho chishandiso chakanakisa chekurwisa moto wesimbi unobvira. Mishumo yehunyanzvi kubva kuFederal Aviation Administration inoratidza kuti sodium chloride yakaoma poda yekudzima moto inogona kudzima moto we magnesium nekukurumidza kupfuura zvinwiwa zvinoshandiswa. Mumiyedzo, sodium chloride yakamisa moto wemagnesium mumasekonzi angangoita 102, inomhanya zvakapetwa kaviri semamwe maajenti matsva emvura.
Ongororo dzekuenzanisa dzinoratidzawo kuti musanganiswa wakaoma hupfu, senge HM/DAP kana EG/NaCl, unoshanda zvirinani pane hupfu hwechinyakare kana zvimwe zvinodzima. Mapoda aya haangodzingi moto chete asiwo anobatsira kutonhodza simbi iri kubvira uye kudzivirira kutonga. Hunhu hwakasiyana hwehupfu hwakaoma hunoita kuti ive sarudzo yakachengeteka uye inoshanda kwazvo yekubata moto wesimbi une njodzi.
Mhando uye Kushanda kweDry Powder Fire Extinguisher
Mhando dzeDry Powder Fire Extinguisher yeMetal Fires
Nyanzvizvekudzimisa moto zvehupfu hwakaomadzakagadzirirwa moto weKirasi D unosanganisira simbi dzakaita semagnesium, sodium, aluminium, uye titanium. Moto uyu hauwanzo kuitika asi une ngozi nekuti unopfuta nekupisa kwakanyanya uye unogona kupararira nekukasika. Zvokudzimisa poda yakaoma, inowanzonzi ABC kana kuti kemikari yakaoma, haishande pamoto wesimbi kunze kwekunge iine hupfu hwehunyanzvi. Chete Class D poda yekudzima moto inogona kubata aya mamiriro zvakachengeteka.
- Zvokudzimisa moto zveKirasi D zvinoshandisa hupfu hwakasiyana hwakadai sesodium chloride kana kuti copper-based agents.
- Izvo zvinowanzoitika mumafekitari nemashopu umo kucheka simbi kana kugaya kunoitika.
- Mitemo yemutemo uye yekuchengetedza inoda kuti zvekudzimisa izvi zviwanikwe mukati me30 metres yengozi dzemoto dzesimbi.
- Kuchengetedza nguva dzose uye zviratidzo zvakajeka zvinobatsira kuve wakagadzirira.
Cherechedza:Yuyao World Fire Fighting Equipment Factory inogadzira huwandu hweKirasi D yakaoma poda yekudzimisa moto, kusangana nemitemo yakasimba yeindasitiri yekuchengetedza uye kuvimbika.
Iyo Dry Powder Fire Extinguisher Inoshanda sei paMetal Fires
Dry Powder Fire Extinguisher yemoto wesimbi inoshanda nekudzima marimi emoto uye nekubvisa oxygen. Iyo hupfu inoumba chipingamupinyi pamusoro pesimbi inopisa, inotora kupisa uye inomisa kemikari inogadzirisa iyo inopisa moto. Iyi nzira inodzivirira moto kubva pakupararira uye inoderedza njodzi yekutonga. Zvokudzimisa moto zvakajairwa hazvigone kuita izvi, zvichiita kuti hupfu hwehunyanzvi huve hwakakosha kuchengetedza.
| Rudzi rweUpfu | Inokodzera Metals | Action Mechanism |
|---|---|---|
| Sodium Chloride | Magnesium, sodium | Inopisa uye inotora kupisa |
| Mhangura-yakavakirwa | Lithium | Inogadzira goko rinodzivirira kupisa |
Kusarudza Right Dry Powder Fire Extinguisher
Kusarudza chaiyo Dry Powder Fire Extinguisher zvinoenderana nerudzi rwesimbi iripo uye nharaunda yebasa. Vagadziri vanonyora midziyo yekudzima moto yeKirasi D yesimbi chaiyo, sezvo zviyero zveUL zvisingavhare moto wesimbi. Vashandisi vanofanirwa kutarisa iyo label kuti inoenderana nesimbi uye kuona kuti chekudzimisa chiri nyore kubata. Kugara uchiongorora uye kugadzirisa, sekutsanangurwa kwazvinoitwa neNFPA 10 uye OSHA, chengetedza zvekudzima zvakagadzirira kushandiswa. Kudzidzisa vashandi panzira yePASS uye kuchengeta mukana wakajeka wezvokudzimisa moto ndiwo maitiro akanakisa.
Nguva yekutumira: Jul-09-2025