Samuwar, Kimiyya
Electromagnetic Pulse: sauki ga hadaddun
The duniya cibiyar sadarwa a yanzu za ka iya samun arziki na bayani game da abin da shi ne wani electromagnetic bugun jini. Mutane da yawa suna jin tsoronsa, wani lokacin ba da cikakken sani game da abin da yake a kan gungumen azaba. Fuel ga wuta zuba da kimiyya TV shirye-shirye da kuma articles a cikin tabloids. Ban gane ba wannan tambaya shi ne lokaci?
Saboda haka, an electromagnetic bugun jini (EMP) - a perturbation na electromagnetic filin yana da wani tasiri a kan wani abu abu a cikin sashi na ta aikin. Ana rinjayar ba kawai conductive abubuwa, amma kuma zuwa insulators, amma a wani dan kadan daban-daban form. Yawancin lokaci, da kalmar "electromagnetic bugun jini" ne dab da kalmar "da makaman nukiliya." Me ya sa? Amsar mai sauki ce: shi ne mai nukiliya fashewa EMI kai ta mafi girma darajar da duk. Kila, a wasu gwaji da wuraren ma ba zai iya haifar da wani karfi perturbation na filin, amma suna gida a cikin yanayi, da kuma cewa da makaman nukiliya fashewa shafa a babban yankin.
Ya bayyanar electromagnetic bugun jini bashin da dama dokokin, wanda a yau da kullum aikin da fuskantar da kowane lantarki. Kamar yadda aka sani, da directional motsi na na farko barbashi da ciwon wutar lantarki, da armashi, hade da wani Magnetic filin. Idan akwai wani shugaba ta hanyar abin da na yanzu gudana, sa'an nan a kusa da shi ne ko da yaushe rubuce filin. Conversely, daukan hotuna na electromagnetic filin a kan conductive abu ya haifar da wani electromotive karfi a cikinta, kuma saboda haka, halin yanzu. Yawanci saka da cewa shugaba siffofin da wani rangadi, ko da yake wannan ne kawai gaskiya a sashi saboda da Eddy igiyoyin haifar da nasu contours a cikin juz'i na conductive abu. A nukiliya fashewa Halicci motsi electrons ya kuma inganta akwai filin. Sa'an nan kuma duk mai sauki ne: layi na tashin hankali, bi da bi, ƙirƙiri jawo igiyoyin a cikin kewaye conductors.
The inji wannan sabon abu ne da wadannan: saboda da instantaneous saki makamashi da ciwon barbashi gudana (gamma, alpha, X-haskoki , da dai sauransu). A lokacin da nassi ta hanyar iska kwayoyin "buga daga" electrons, wanda ake daidaitacce tare Magnetic Lines na duniya. A directed motsi (na yanzu) cewa ya haifar da wani electromagnetic filin. Kuma tun da wadannan matakai faruwa tare da walƙiya gudun, za mu iya magana game da lokacinta. Bugu da ari, a duk conductors wanda ke a cikin filin iyaka (daruruwan kilomita), a halin yanzu an jawo, kuma tun da filin ƙarfi ne babban, a halin yanzu darajar ne ma manyan. Wannan triggers da kariya tsarin, cikin ƙaho fis din - har zuwa ga wuta, kuma m lalacewa. Duk batun da mataki na electromagnetic radiation daga cikin Hadakar haihuwarka to baza Lines, ko a sãɓãwar launukansa digiri.
EMI da tsare ne da su hana shigar da na cikin saura. Wannan za a iya cimma a hanyoyi da dama:
- ya motsa daga cikin cibiyar, tun da filin raunana tare da kara nesa.
- nunawa (earthed) lantarki da kayan aiki;
- "sa fita" makirci, ta hanyar samar da gibba a view of a manyan halin yanzu.
Za ka iya sau da yawa sami wannan tambaya na yadda za ka ƙirƙiri wani electromagnetic bugun jini da hannuwansu. A gaskiya, kowane mutum ana fuskantar da shi, a kullum ta hanyar latsa kwan fitila canji. A lokacin ya sauya sheka halin yanzu shi ne dan lokaci ƙetare maras muhimmanci goma sau a kusa da waya ya haifar da wani electromagnetic filin wanda yanã a cikin kewaye conductors electromotive karfi. Just ikon wannan sabon abu ne ba su isa ba sa lalacewar daidai da EMP nukiliya fashewa. More pronounced bayyanuwar shi za a iya samu ta hanyar da aunawa da matakin na filin kusa da baka waldi. A cikin wani hali, matsalar shi ne mai sauki: dole ne ka tsara da yiwuwar aukuwar wani instantaneous manyan lantarki tasiri darajar.
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