200350-02-00-CN Bently Nevada na'urar maida jijjiga

Takaitaccen Bayanin Samfur

200350-02-00-CN na’ura ce mai ɗorewa kuma mai saukin amfani ta masana’antu wadda Bently Nevada ta ƙera don sa ido kan girgiza a kai a kai. An ƙera ta ne don samar da sahihin bayanai ga shirye‑shirye na gyaran kayan aiki tun kafin su lalace (predictive maintenance), inda aka inganta wannan firikwensin don manyan injuna masu saurin juyawa kamar compressors da pumps, inda daidaito yake da matuƙar muhimmanci. Ta amfani da ma’aunin hankali na 100 mV/g, tana fassara girgizar inji zuwa siginar lantarki masu bayyani, tana ba ma’aikata damar gano farkon alamun lalacewar bearing ko rashin daidaiton rotor kafin su rikide su zama manyan matsalolin injin masu tsadar gyara.

Tsararren Sigar Fasaha

200350-02-00-CN tana amfani da takamaiman tsarin kayan aiki da aka daidaita shi da ƙa’idodin masana’antu na ƙasa da ƙasa. Sigar “02” tana nuna dunƙulen hawa na M8x1.25 Beryllium Copper (BeCu), wanda aka san shi da juriyar gajiya mai kyau da kuma kyakkyawan haɗin sauti (acoustic coupling). Alamar “00” tana nuni da daidaiton ƙimar fitarwa 100 mV/g na ±20%, wanda ke ba da daidaitaccen daidaito tsakanin farashi da aiki don sa ido na gama‑gari. Bugu da ƙari, ƙarin harafin “CN” yana tabbatar da cewa na’urar ta cika ƙa’idojin bin doka na yankin, wanda hakan ya sa ta dace da ayyukan duniya da ke buƙatar takardar shaidar da aka keɓance ga ƙasashe.

Ƙayyadaddun Bayanai na Fasaha

Jagorar Shigarwa & Kula da Na’ura

Domin samun mafi kyawun amsar mitar sigina daga 200350-02-00-CN, ya kamata a daure firikwensin a saman da aka daidaita kuma aka yanka shi da injin (flat, machined surface). Dole ne a matse dunƙulen M8x1.25 BeCu zuwa ƙarfin juyi (torque) da aka ba da shawara don tabbatar da haɗin da ya kakkarfa. Idan aka shigar da ita ba daidai ba, hakan na iya jawo rawa‑rawar sigina da karatun mita mai yawa mara gaskiya. Igiyar coaxial mai tsawon mita 2 da aka haɗa tare da ita an yi mata garkuwar EMI/RFI; duk da haka, har yanzu ya kamata a karkatar da ita nesa da igiyoyin wutar manyan motoci masu ƙarfin lantarki don kiyaye babban rabo tsakanin sigina da hayaniya (signal-to-noise ratio). Ana ba da shawarar a riƙa duba mahaɗin IP67 lokaci zuwa lokaci musamman a wuraren da ke da yawan danshi.

Fa’idodin Injiniya

200350-02-00-CN tana ba da kyakkyawar amsar matakin lokaci (phase response) na (±3° daga 2 Hz zuwa 5 kHz), wanda yake da matuƙar muhimmanci wajen daidaita juyawa da kuma nazarin matsalolin injina. Gidanta da aka yi da bakin ƙarfe nau’in 304 da kuma jurewar girgiza har zuwa 5000g suna tabbatar da cewa tana iya tsira daga canje‑canjen yanayi na ɗan lokaci da ke faruwa a manyan injinan masana’antu. Haka kuma, daidaituwar layi ta 0.5% a cikin babban yankin sa ido (50–1000 Hz) tana samar da bayanan da suka yi matuƙar tsabta da inganci waɗanda na’urorin nazarin girgiza na zamani suke buƙata don gano ƙananan canje‑canjen injina a tsawon dogon lokaci na aiki.

Tambayoyin Fasaha da Ake Yawan Yi

Q1: Menene ma’anar rarrabuwar CN?
A1: Rarrabuwar CN tana nuna cewa accelerometer ɗin ta bi wani ƙayyadadden tsarin gwaji da takaddun shaida na yanki domin ta cika ƙa’idojin tsaro da bin doka na masana’antu na wurin.

Q2: Za a iya amfani da wannan firikwensin a kan injuna masu juyawa a hankali sosai?
A2: Ko da yake tana da amsar 5 Hz, an fi inganta ta ne don yankunan mitoci na matsakaici zuwa manyan mitoci da ake samu a cikin injinan juyawa kamar turbines da compressors. Don injuna masu juyawa a matuƙar hankali, na’urar auna saurin girgiza (velocity sensor) na iya fi dacewa.

Q3: Me yasa ake amfani da Beryllium Copper don dunƙulen hawa?
A3: BeCu tana haɗa ƙarfin juriya mai yawa da kuma babban juriyar gajiya, wanda ke tabbatar da cewa firikwensin zai ci gaba da zama daure sosai ko da a ƙarƙashin girgiza mai saurin gaske a kai a kai.