N'ime ụgbọ ala eletrik ọhụrụ ike, capacitors bụ isi ihe iji chọpụta ndụ nke mbanye ugboro ugboro na njikwa ike, njikwa ike, inverter na sistemụ ntụgharị DC-AC.NkeDC-LINK capacitorejikọrọ na batrị nchekwa nchekwa ike na unit inverter iji banye n'ọkwa dị elu nke ugbu a nke inverter site na njedebe DC-Link, nke nwere ike igbochi nnukwu voltaji dị elu site na ịmepụta na impedance nke DC-Link, nke mere na voltaji ahụ. mgbanwe na njedebe inverter dị n'ime oke anabatara;N'otu oge ahụ, ọ nwere ike igbochi inverter ka ọ ghara imetụta voltaji overshoot na transient over-voltage na DC-Link ọnụ.

Nkọwapụta teknụzụ kachasị nke DC-Link capacitors bụ ikike, iguzogide voltaji na oke okpomọkụ na-arụ ọrụ.Na mgbakwunye na ihe ngosi atọ ndị a, ihe ngosi teknụzụ ọzọ dị mkpa bụ nguzogide usoro (ESR) nke capacitor.Na DC-Link capacitor, ESR na-anọchite anya mfu nke capacitor n'onwe ya.Dị ala na ESR, obere mfu ahụ, ka mmepụta ihe dị ugbu a dị ukwuu, na-ebelata okpomọkụ nke capacitor, na ịrụ ọrụ ka mma.

A na-eji capacitors ihe nkiri dị elu CRE eme ihe na ụgbọ ala ike ọhụrụ, ike ikuku, ụgbọ okporo ígwè na ụlọ ọrụ ndị ọzọ.N'etiti ha,DKMJ-AP capacitors na-pụrụ iche na-eji ọhụrụ ike eletriki ụgbọ ala mgbanwe ugboro mbanye usoro, na elu voltaji na-eguzogide, nnukwu ikike, obosara na-arụ ọrụ nso na ultra-ala ESR.