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Patent Searching and Data


Title:
AC-AC VOLTAGE TRANSFORMATION DEVICE AND VOLTAGE TRANSFORMATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2015/078094
Kind Code:
A1
Abstract:
An AC-AC voltage transformation device, which is used for transforming the voltage of an AC power source (100) and supplying same to a load, and contains a first to a fourth diode (D1, D2, D3, D4), a transformer (10) and an electronic switch (SW), wherein the positive electrode of the first diode (D1) is connected to one end (110) of the AC power source; the negative electrode of the second diode (D2) is connected to the joint of the first diode and the AC power source; the positive electrode of the third diode (D3) is connected to the other end (120) of the AC power source; the negative electrode of the fourth diode (D4) is connected to the joint of the third diode and the AC power source, and the positive electrode thereof is connected to the positive electrode of the second diode; a primary side (11) of the transformer is provided with a first coil (N1) and a second coil (N2), wherein the first coil is connected to the negative electrode of the first diode, and the second coil is connected to the negative electrode of the third diode; a secondary side (12) thereof is connected to the load (200); and one end of the electronic switch is connected to the joint of the second diode and the fourth diode, and the other end thereof is connected to the joint of the first coil and the second coil.

Inventors:
PAN, Chingtsai (4F. No.15, Ln.52 Jincheng 1st Rd., East Dist, Hsinchu City Taiwan 300, 300, CN)
CHEN, Poyan (2F. NO.161, Sec.6 Roosevelt Rd., Wenshan Dist, Taipei City Taiwan 116, 116, CN)
HUNG, Tasheng (No.20, Jingke 7th Rd. Nantun Dist, Taichung City Taiwan 408, 408, CN)
Application Number:
CN2014/000907
Publication Date:
June 04, 2015
Filing Date:
October 14, 2014
Export Citation:
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Assignee:
HEP TECH CO., LTD (No.20, Jingke 7th Rd. Nantun Dist, Taichung City Taiwan 408, 408, CN)
International Classes:
H02M5/12; H02M5/22
Foreign References:
CN203813673U2014-09-03
TWM476417U2014-04-11
CN102664538A2012-09-12
US3564390A1971-02-16
CN101394091A2009-03-25
CN87208958U1988-10-05
Attorney, Agent or Firm:
BEIJING ZHONGYUAN HUAHE INTELLECTUAL PROPERTY AGENCY CO., LTD. (Room 909, Huibin BuildingNo.8, Beichendong Street, Chaoyang District, Beijing 1, 100101, CN)
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