Internal resistance leh impedance te hi eng nge an danglamna?

Internal resistance leh impedance nuances te hriatthiam nan chuan impedance hi AC (alternating current) nen a inzawm tih hriat a pawimawh hle a, chutih laiin internal resistance erawh chu DC (direct current) nen a inzawm zawk thung. An context hrang hrang awm mahse, an chhut dan chuan formula inang, r=v/i a zui a, chutah chuan R chu internal resistance emaw impedance emaw, V chu voltage a ni a, I chu current a ni.

Internal resistance: electron flow laka invenna daltu .

Internal resistance hi electron te leh conductor’s ionic lattice te inhnaih atanga lo chhuak a ni a, electrical energy chu lumnaah a chantir a ni. Internal resistance chu electron movement tikhawlotu friction chi khat angin ngaihtuah rawh. Resistive element kal tlanga current inthlak danglamna (alternating current) a luang chhuak thin scenario-ah chuan voltage drop a siam thin. He drop hi current nen phase-ah a awm reng a, current flow leh internal resistance tawn inzawmna direct a lantir a ni.

Impedance: Concept zau zawk, chhungril lama dodalna huamtu

Impedance hian electron flow dodalna chi hrang hrang a huam vek a, chu chuan thumal zau zawk a entir a ni. Hei hian internal resistance chauh ni lovin, reactance pawh a huam tel bawk. Circuit leh component zawng zawnga hmuh tur awmna hmun ubiquitous concept a ni.

Reactance leh impedance thliar hran a pawimawh hle. Reactance tih hian a bik takin inductor leh capacitor-te’n AC current-a an dodalna an pekte a kawk a, chu chu battery chi hrang hranga element hrang hrang a ni. Hetiang danglamna hi battery chi hrang hrangte diagram leh electrical value hrang hrang characteristic-ah a lang chiang hle.

Impedance demystify tur chuan Randles model lam kan hawi thei ang. He model, Figure 1-a tarlan hian R1, R2 te chu C. Specifically-in a inzawm a, R1 hian internal resistance a entir a, R2 erawh chu charge transfer resistance nen a inmil thung. Tin, C hian double-layer capacitor a kawk bawk. Hriat tur pawimawh tak chu Randles model hian inductive reactance a huam lo fo a, battery performance-a a nghawng dan, a bik takin frequency hniam zawkah chuan a tlem hle a ni.

Figure 1: Randles Model pakhat chu lead acid battery a ni.

Internal resistance leh impedance tehkhin dan .

A chiang zawka hriat theih nan, a hnuaia tarlan ang hian internal resistance leh impedance te chipchiar taka khaikhin a ni.

Electrical property aspect .	A chhunga dodalna (R) .	Impedance (Z) 1.1.
Circuit hman dan tur .	Direct current (DC)-a thawk circuit-ah hman ber a ni.	Current (AC) inthlak danglamna atana siam circuit-ah hman tam ber a ni.
Circuit awmna .	Alternating current (AC) leh direct current (DC) circuit-ah te hmuh theih a ni.	Current (AC) circuit danglam bikte tan chauh, DC-a awm lo.
Chawrchhuahna	electric current kal dan tur tibuaitu element atanga lo chhuak a ni.	Electric current do leh chhan thei element hrang hrang inzawmkhawm atanga lo chhuak a ni.
Numerical expression .	Definitive real number hmanga sawi chhuah, entirnan 5.3 ohms.	Real number leh imaginary components hmanga sawi chhuah, ‘R + IK’ hmanga entir a ni.
Frequency a innghahna .	A value chu DC current frequency eng pawh nise a awm reng a ni.	A value chu AC current frequency danglam zel nen a inthlak danglam thin.
Phase characteristic 100 a ni.	phase angle emaw magnitude attribute emaw a lantir lo.	a nihna takah chuan phase angle leh magnitude definitive tak a ni.
Electromagnetic field-a nungchang .	Electromagnetic field-a a awm chuan power dissipation chauh a lantir.	Power dissipation leh electromagnetic field-a energy dahkhawm theihna a lantir bawk.

Battery chhunga resistance tehnaah precision a awm.

backup battery enkawl leh enkawlna lama tui solution provider angin, DFUN Battery Internal Resistance Measurement ngaih pawimawh hi industry kalphung din tawh nen a inmil a, Fluke emaw Hioki emaw ang chi device pawm lar tak tak atanga infuih tharna a la a ni. Heng devices ang chi, a dikna leh a customer te pawm dan zau tak hmanga hriat lar dan hmang tangkaiin, IEE1491-2012 leh IEE1188 ang chi standard kan zawm a ni.

IEE1491-2012 hian internal resistance chu dynamic parameter anga hriatthiamna kawngah min kaihruai a, baseline atanga deviation gauge turin tracking chhunzawm zel a ngai a ni. Hetihlai hian IEE1188 standard chuan action threshold a siam a, internal resistance chu standard line 20% aia tam a nih chuan battery chu thlak emaw, deep cycle leh recharge emaw a nih chuan ngaihtuah tur a ni, tiin a fuih a ni.

Heng principle atang hian kan kal a, kan internal resistance tehna hmanrua chu battery chu fixed frequency leh current-a dah a ni a, chu chu voltage sampling-in a zui a ni. A hnu lama processing, operational amplifier circuit hmanga rectification leh filtering te pawh telh a nih chuan internal resistance tehna dik tak a pe chhuak a ni. Thil mak tak mai chu, he method hi a tlangpuiin milliseconds 100 chhungin a tawp a, accuracy range ropui tak 1% atanga 2% a nih thu a sawi chhuak a ni.

Thutawp atan chuan, internal resistance measurement-a precision hian battery-te chu a taka enfiah a, an dam rei theihna tura puitu a ni. He guide hian internal resistance leh impedance thliar hran a, heng electrical property te hi nuanced understanding awlsam zawka siam a, a harsat phah thei turte tanpui a tum a ni. Thu chiang zawk leh hriatthiamna kimchang zawk neih duh chuan 1999 atang hian resources dang i chhui thei ang. Dfun tech a ni a, a ..