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Forumas » Maitinimo šaltiniai » Kraunam baterijas (NiMH) is telefoninio kroviklio..?
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Kraunam baterijas (NiMH) is telefoninio kroviklio..? |
Parašytas: 2007 06 22, 18:10 |
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Manau, viskas bus labai primityvu...
Yra 2x2200mAh NiMH akumuliatoriai. Turimi krovikliai: 3.7V, 355mA; 4.5V, 500mA; toliau visi galingesni... Kuris labiausiai tiktu ir ka papildomai reiktu jungti?
Vo dar toks zalias klausimas. Siems akumuliatoriams reikia 220mA ar 440mA krovimo sroves? Klausiu, nes nezinau ar susideda talpumas ar ne (manau, ne).
Seip yra originalus Vivanco (zinau, kad sudas) kroviklis. Jis (deklaruojamai) atiduoda 200mA kiekvienai pora bateriju (krauna 4 baterijas). Pamatavus paaiskejo, kad tik apie 170mA, kas, manau, labai mazai maniesiems akumuliatoriams.. |
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Kraunam baterijas (NiMH) is telefoninio kroviklio..? |
Parašytas: 2007 06 22, 20:21 |
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per maza srove beveik niekada nebus,
jei akumuliatoriai lygegreciai sujungti tai tada talpumas susideda.
krauti reiketu 200ma srove arba geriau 100ma viena para svarbu akumuliatoriu neperkaitinti 200ma jei akumuliatorius mazes gaji ji apgadinti jei krausi per ilgai. |
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Kraunam baterijas (NiMH) is telefoninio kroviklio..? |
Parašytas: 2007 06 22, 22:53 |
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Tai reikia zeti, kad itampa nebutu mazesne nei 2.4V? Na jei pakanka to mano pakrovejo, tai labai gerai (maniau, kad jei maziau nei 0.1C krauna, tai blogai..) O gal yra kokia formule, pagal kuria galeciau suzinoti kiek laiko tiksliai krauti? |
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Kraunam baterijas (NiMH) is telefoninio kroviklio..? |
Parašytas: 2007 06 23, 14:55 |
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kam tau ta formule? tau svarbu i akumuliatoriu sukisti reikiama Ah kieki. tai jei krauni 1C srove vadinasi reikia 1 valandos, ir attitinkamai kuo maziau tuo ilgiau, sroves ir laiko sandauga turi buti lygi akumuliatoriaus Ah (galima kelis % dadeti, del nuostoliu)
deja das skaiciavimas neturi labai daug prasmes, nes tu nezinai kiek akumuliatoriauje dar liko tu Ah del to kad jis paseno, ir nezinai kiek dar liko nesikrautas.
reikia gersiu vis paziureti kai akunuliatoriai pradeda silti reikia atjungti, arba kai itampa nebedideja, ir pasiekia kazkur 1.3v(reikia paziureti tiklsliau nesu garantuotas)
jei itampa bus per maza nieko blogo, nesugadinsi, bet tiesiog nepakrausi |
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Kraunam baterijas (NiMH) is telefoninio kroviklio..? |
Parašytas: 2007 07 13, 22:42 |
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>>>>>>>> Yra 2x2200mAh NiMH akumuliatoriai. Turimi krovikliai: 3.7V, 355mA; 4.5V, 500mA; toliau visi galingesni... Kuris labiausiai tiktu ir ka papildomai reiktu jungti?
Nei vienas. Todel kad tai maitinimo saltinai o ne krautuvai.
>>>>>>>>> Vo dar toks zalias klausimas. Siems akumuliatoriams reikia 220mA ar 440mA krovimo sroves? Klausiu, nes nezinau ar susideda talpumas ar ne (manau, ne).
Viena desimtoji akumuliatoriaus talpos ...siu atveju 220mAh bet krauti galima ir kitomis srovemis ir tam reikalingas krautuvas o ne maitinimo saltinis.
>>>>> Seip yra originalus Vivanco (zinau, kad sudas) kroviklis. Jis (deklaruojamai) atiduoda 200mA kiekvienai pora bateriju (krauna 4 baterijas). Pamatavus paaiskejo, kad tik apie 170mA, kas, manau, labai mazai maniesiems akumuliatoriams..
Ne. Tai dar ne pats blogiausias krautuvas yra prastesniu ..... be to dar pilna apsisnarglejusiu liuzeriu perkanciu paciu didziausiu talpu akumuliatorius ir pati pati pigiausia krautuveli.
Tarp kitko ne i tema bet ir ten kai kuriuos prigrebe ... gaila kad kai liudnai baigesi ir tik tada pradejo jieskoti kaltu. Bet gal geriau veliau nei niekada:
Motorola and Nokia Call Attention to Exploding, Fake Batteries in China
July 12, 2007
The death of a migrant worker, who was killed last month when his cell phone (reportedly a Motorola Inc. model) reportedly exploded in his chest pocket, prompted safety inspectors in southern China to conduct studies that showed nearly half of the mobile phone batteries examined to be defective, as well as about 80% of battery re-chargers. The report also found that four counterfeit battery models may explode if used in Motorola and Nokia Corp. handsets. According to the report, in order to compete in the market, some manufacturers removed key parts and sold re-chargers at low prices to reduce costs.
Neither Motorola or provincial law enforcement had confirmed that the phone involved in the fatal incident with the farm worker was actually a company product. Motorola stated that it was working with Chinese authorities to discover the cause of the fire.
According to some estimates, more than 10 million fake mobile phone batteries are produced in China yearly, the worlds biggest mobile market (in terms of users), with about 15% exported, mostly to developing nations in Africa, Asia, and Latin America. Authentic Nokia or Motorola batteries may be seven times more expensive than a fake one.
According the government findings, Foshan Weierrui Telecommunications Equipment sold two batteries for use in Motorola phones that could explode. The batteries were labeled as being made by Motorola. Guangzhou Jietong Telecommunications Equipment also was named for selling a battery used in Motorola handsets that could explode. The power packs list Motorola as the maker. Foshan Weierrui also sold a battery model for use in Nokia handsets that could explode. The battery listed Japans Sanyo Electric as the manufacturer. Nokia stated that it has never authorized a third party to make such a battery, thus declaring it to be counterfeit. Motorola also stated that it has no relationship with either of the Chinese companies.
E-mail this story
Motorola Inc.
Nokia Corp.
>>>>>>>>>> tau svarbu i akumuliatoriu sukisti reikiama Ah kieki. tai jei krauni 1C srove vadinasi reikia 1 valandos, ir attitinkamai kuo maziau tuo ilgiau, sroves ir laiko sandauga turi buti lygi akumuliatoriaus Ah (galima kelis % dadeti, del nuostoliu)
Cha Cha cha...... savartyno liuzeris eiliniu vemalu priskiede - galima kelis % dadeti, del nuostoliu.. ..... idomu ko visi like tyli ... negi triju- keturiu klasiu nebaige mokykloj semkas spjaude ir nebeskiria kad valandoje 60 minuciu..... jai jo uzmirsau liuzeriu gi teroriniu ir praktiniu irodymu reikes tai gi visose temose raso tipo viska zino .... gal kas i memelio padevetu daiktu turgeli sugedusiu laikrodziu uzvestu ten kur didziausi liuzerio autoritetai veisiasi, o taip ir liks nuskraustas laika simtais bbe skaiciuojantis. |
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