Active filter operation providing unity power factor supply system for drives and battery charging

Ngày tải lên: 03/01/2014, 19:45

... Education and Gender Equality Taking action: achieving gender equality and empowering women Task Force on Child Health and Maternal Health Who’s got the power? Transforming health systems for women and ... Education and Gender Equality Taking action: achieving gender equality and empowering women Task Force on Child Health and Maternal Health Who’s got the power? Transformin...

Ngày tải lên: 12/02/2014, 23:20

... Education and Gender Equality Taking action: achieving gender equality and empowering women Task Force on Child Health and Maternal Health Who’s got the power? Transforming health systems for women and ... Project task forces. The task forces have identified the interventions and policy measures needed to achieve each of the Goals. In Who’s Got the Power: Transforming Health S...

Ngày tải lên: 05/03/2014, 10:20

... Enable community health work- ers to perform vital interventions for child and newborn health and reproductive health within the community, with support- ive supervision from the health system. ... live in sub-Saharan Who’s got the power? Transforming Health Systems for Women and Children iv Summary version for adults – requires a far stronger health system than currently e...

Ngày tải lên: 22/03/2014, 10:20

... Rossetto, and P. Tenti, Active filter for reactive power and harmonics compensation,”in Proc. IEEE PESC’86, 1986, pp. 321–330. [9] T. M. Rowan and R. J. Kerkman, “A new synchronous current regulator and ... compensation to achieve the required unity power factor. The signal is obtained by multiplying the input voltage waveform and a proper scaling factor. The voltage scali...

Ngày tải lên: 03/01/2014, 19:45

... f m : Q + pf m R 2 C filter quality: B + 1 pR 2 C bandwidth: The MFB band-pass allows to adjust Q, A m , and f m independently. Bandwidth and gain factor do not depend on R 3 . Therefore, R 3 can ... band-rejection filters are the active twin-T and the active Wien- Robinson circuit, both of which are second-order filters. To generate the transfer function of a second-order ba...

Ngày tải lên: 20/01/2014, 03:20

... transmission/distribution system more efficient, reducing cost for the utility and their customers. The ratio of actual power and apparent power is usually expressed in percentage and is called power factor. ... the flux necessary for the operation of inductive devices. The unit of measure of magnetizing or reactive power is the kilovar (kVAR). The working power (kW...

Ngày tải lên: 17/03/2014, 20:20

... mean output power, water demand pattern and power consumption of the pump and difference water levels between reservoirs) and CES (e.g. mean output power of wind/hydro generator and mean head ... the best hybrid system configuration for a typical water supply system. 2. State of the art review 2.1 Basic concepts Unlike a conventional power generation system, a h...

Ngày tải lên: 05/09/2013, 14:58