Aluminum electrolytic capacitors na iya wuce ko'ina daga ƴan sa'o'i dubu zuwa shekaru masu yawa, dangane da zafin jiki, ripple halin yanzu, ƙarfin lantarki, ƙarfin aiki, ingancin lantarki, ƙirar hatimi, da yanayin aiki. Capacitor da aka ƙididdige tsawon sa'o'i 2,000 a 105 C baya nufin zai gaza bayan sa'o'i 2,000 a amfani da al'ada. Yana nufin an gwada ɓangaren don wannan ƙimar rayuwa a ƙarƙashin yanayin zafi mai zafi.
A cikin kayan aiki na gaske, idan capacitor yana aiki a ƙananan zafin jiki kuma a cikin iyakokin wutar lantarki, rayuwar sabis ɗinsa na iya yin tsayi da yawa. Wannan shine dalilin da ya sa injiniyoyi da ƙungiyoyin sayayya sukan yi aiki tare aluminum electrolytic capacitor masana'antun don zaɓar jerin da suka dace, ƙimar ƙarfin lantarki, ƙimar zafin jiki, da ƙimar rayuwa don kowane aikace-aikacen.
Me Yasa Rayuwa Take Mahimmin Al'amari
Aluminum electrolytic capacitors ana amfani da ko'ina a cikin samar da wutar lantarki, LED direbobi, inverters, caja, motor tafiyarwa, masana'antu controls, audio kayan aiki, iyali kayan, da sabunta makamashi tsarin. Ana ƙimanta su don ƙarfin ƙarfin ƙarfi, ƙaƙƙarfan girman, da ingancin farashi.
Duk da haka, sun ƙunshi electrolyte. A tsawon lokaci, zafi da damuwa na lantarki na iya haifar da asarar electrolyte, ƙara yawan juriya iri ɗaya, rage ƙarfin aiki, sauye-sauye na yanzu, da kuma gazawar ƙarshe. Wannan yana ba da tsarin rayuwa musamman mahimmanci a cikin kayan aikin da ake tsammanin za su ci gaba da gudana.
Fahimtar Rated Lifetime
Takaddun bayanai na Capacitor galibi suna lissafin rayuwa cikin sa'o'i a matsakaicin zafin jiki, kamar:
- 1,000 hours a 105 C
- 2,000 hours a 105 C
- 5,000 hours a 105 C
- 10,000 hours a 105 C
Wannan baya ɗaya da ainihin rayuwa a cikin samfur. Capacitor da aka ƙididdige tsawon sa'o'i 5,000 a 105 C na iya yin tsayi mai nisa idan yana aiki a 65 C, tare da matsakaicin ripple na yanzu da iskar da ta dace.
Rayuwar da aka ƙididdige ƙimar gwaji ce mai sarrafawa. Injiniyoyin suna amfani da shi don kwatanta jerin samfura da kimanta rayuwar sabis a ƙarƙashin yanayi na gaske.
Dokar Zazzabi
Zazzabi shine babban abin da ke shafar rayuwar capacitor na aluminum electrolytic. Yayin da zafin jiki ya tashi, electrolyte yana bushewa da sauri kuma tsufa na ciki yana ƙaruwa.
Ka'idar injiniya ta gama gari ita ce rayuwar capacitor na iya kusan ninki biyu na kowane raguwar 10 C a cikin ainihin zafin jiki, cikin madaidaicin iyakokin aiki. Misali, capacitor da aka kiyasta awanni 2,000 a 105 C na iya yin tsayi da yawa a 85 C, kuma ya fi tsayi a 65 C.
Wannan doka kiyasi ce kawai. Rayuwa ta ainihi ta dogara da ƙirar capacitor da yanayin aiki, amma yana nuna dalilin da yasa kula da thermal ke da mahimmanci.
Ripple Current da Heat
Ripple halin yanzu yana ƙirƙirar dumama ciki a cikin capacitor. Ko da ma iskar da ke kewaye ba ta da zafi sosai, ƙaƙƙarfan ripple na iya ɗaga ainihin zafin wutar capacitor.
High ripple halin yanzu na iya haifar da:
- Mafi sauri evaporation electrolyte
- Mafi girman zafin jiki na ciki
- Ƙara ESR
- Rage ƙarfin ƙarfi
- Gajeren rayuwar sabis
- Mai yuwuwar hurawa ko gazawa
Lokacin zabar capacitors, injiniyoyi yakamata su kwatanta ƙimar halin yanzu da ainihin yanayin kewaye. Abin dogaro aluminum electrolytic capacitor masana'antun samar da ƙayyadaddun ƙayyadaddun bayanai na yanzu don taimakawa masu zanen kaya su guji rage girman girman.
Damuwar wutar lantarki
Yin aiki da capacitor kusa da iyakar ƙimar ƙarfin lantarki na iya ƙara damuwa. Yin amfani da iyakar ƙarfin lantarki mai dacewa zai iya inganta aminci.
Misali, da'ira mai 24V DC na iya amfani da capacitor da aka ƙididdige sama da 24V, dangane da ripple, hawan jini, zazzabi, da gefen aminci. A cikin ƙira mai dogaro mai ƙarfi, injiniyoyi suna guje wa masu ƙarfin aiki a koyaushe a iyakar iyaka.
Koyaya, girman ƙarfin lantarki da yawa na iya shafar girma, farashi, da kuma wani lokacin aiki, don haka zaɓi ya kamata a daidaita.
Muhallin Aikace-aikace
Hakanan rayuwar capacitor ya dogara da inda ake amfani da sashin.
Kayan Wutar Lantarki
A cikin sauya kayan wuta, masu ƙarfin wuta suna fuskantar ripple halin yanzu, zafi daga abubuwan da ke kusa, da ci gaba da aiki. Zaɓin rayuwa yana da mahimmanci.
Direbobin LED
Ana yawan shigar da direbobin LED a wurare masu zafi. Rayuwar Capacitor na iya shafar amincin haske kai tsaye.
Motoci da Inverters
Waɗannan tsarin na iya fallasa capacitors zuwa ripple halin yanzu, jijjiga, zafi, da ƙarfin lantarki.
Motoci da Wutar Lantarki
Hawan zafin jiki, zafi, girgizawa, da tsawon sa'o'in aiki na iya rage rayuwar capacitor idan an zaɓi ɓangaren da bai dace ba.
Alamomin tsufa
Tsofaffin masu ƙarfin lantarki na aluminum na iya nuna alamun gani ko na lantarki.
Alamu masu yiwuwa sun haɗa da:
- Bugawa sama sama
- Leaka
- Rage canza launin hannun riga
- Ƙara ESR
- Rage ƙarfin ƙarfi
- Fitar wutar lantarki mara ƙarfi
- Matsaloli masu tsauri ko hayaniya
- Farawa mai wahala a cikin da'irar wutar lantarki
- Aiki na wucin gadi
- Cikakken gazawar kewayawa
Ba duk gazawar da ake iya gani ba. Wasu capacitors suna lalata wutar lantarki yayin da suke kallon al'ada daga waje.
Yadda ake Tsawaita Rayuwar Capacitor
Masu ƙira da masana'antun kayan aiki na iya inganta rayuwa ta hanyar sarrafa damuwa.
Ayyuka masu amfani sun haɗa da:
- Zaɓi jerin mafi girman ƙimar rayuwa.
- Ci gaba da aiki ƙasa da ƙasa.
- Samar da kwararar iska ko nutsewar zafi.
- Guji sanya capacitors kusa da abubuwan zafi.
- Yi amfani da daidaitaccen gefen ƙarfin lantarki.
- Zaɓi isasshiyar kima na yanzu.
- Yi amfani da ƙimar ƙarfin ƙarfin da ta dace.
- Ka guji yawan girgiza.
- Kare zafi lokacin da ake buƙata.
- Bi jagororin zafin jiki na siyarwa.
- Yi aiki tare da ƙwararrun masu kaya.
Kyakkyawan shimfidawa da ƙirar thermal na iya zama mahimmanci kamar zaɓin capacitor.
Abin da Masu Saye Ya Kamata Su tambayi Masu Kera
Lokacin kwatanta masu kaya, tambayi:
- Wadanne kididdigar rayuwa suke samuwa?
- Wadanne ma'aunin zafin jiki ne aka bayar?
- Wane irin ripple data aka bayar?
- Akwai ƙananan jerin ESR?
- Waɗanne irin ƙarfin lantarki da kewayon capacitance daidai ne?
- Wane tsari na kula da inganci ake amfani dashi?
- Akwai sakamakon gwajin haƙuri?
- Shin capacitor na iya saduwa da takamaiman buƙatun aikace-aikace?
- Wace marufi da jagorar ajiya aka bayar?
- Akwai tallafin fasaha don zaɓi?
Kwarewa aluminum electrolytic capacitor masana'antun zai iya taimakawa daidaita jerin capacitor zuwa da'ira maimakon faɗin lambar ɓangaren kawai.
Adana Rayuwa Yana da Muhimmanci
Capacitors na iya tsufa a cikin ajiya, musamman idan an adana shi tsawon shekaru masu yawa ko cikin zafi mai zafi. Dogon ajiya na iya ƙara ɗigowar halin yanzu ko buƙatar gyaran wutar lantarki kafin amfani, ya danganta da samfurin da tsawon lokacin ajiya.
Masu saye yakamata su adana capacitors a bushe, matsakaici-zazzabi kuma su bi shawarwarin masu kaya don rayuwar shiryayye.
Kammalawa
Aluminum electrolytic capacitors na iya wucewa daga ƴan sa'o'i ƙididdiga dubu kaɗan zuwa shekaru masu yawa a ainihin kayan aiki. Rayuwarsu ta dogara sosai akan zafin jiki, ripple halin yanzu, ƙarfin lantarki, ingancin electrolyte, ƙirar hatimi, da yanayin kewaye.
Tsawon rayuwar ma'aunin bayanai na capacitor tunani ne da aka gwada a ƙarƙashin yanayin zafi mai zafi, ba kwanan ƙarewa mai sauƙi ba. Ta zaɓar jerin da ya dace, rage zafi, ƙyale ƙarfin lantarki da ripple gefe, da aiki tare da abin dogara aluminum electrolytic capacitor masana'antun, injiniyoyi na iya inganta amincin kayan aiki da kuma rage gazawar farko.
Don bayanin samfur na electrolytic capacitor, ziyarci DGDX Electronics.
