JPH0230293U

JPH0230293U -

Info

Publication number: JPH0230293U
Application number: JP10713988U
Authority: JP
Priority date: 1988-08-12
Filing date: 1988-08-12
Publication date: 1990-02-26

Description

[Brief explanation of drawings]

第１図は本考案一実施例の回路図、第２図は他
の実施例の回路図、第３図はさらに他の実施例の
回路図、第４図はさらに他の実施例の回路図、第
５図ａ，ｂは電源回路の回路図、第６図は従来例
の回路図、第７図は同上の動作説明図、第８図は
他の従来例の回路図、第９図は同上の動作説明図
、第１０図はさらに他の従来例の回路図、第１１
図ないし第１３図は同上の動作説明図である。Ｑ_１，Ｑ_２はスイツチング素子、Ｃ，Ｃｓ_１，
Ｃｓ_２……Ｃｓｎはコンデンサ、ｌ_１，ｌ_２……
ｌｎは負荷、Ｃｋは補正用コンデンサ、Ｌｋは補
正用インダクタンスである。 Fig. 1 is a circuit diagram of one embodiment of the present invention, Fig. 2 is a circuit diagram of another embodiment, Fig. 3 is a circuit diagram of yet another embodiment, and Fig. 4 is a circuit diagram of still another embodiment. , Fig. 5 a and b are circuit diagrams of the power supply circuit, Fig. 6 is a circuit diagram of a conventional example, Fig. 7 is an explanatory diagram of the same operation as above, Fig. 8 is a circuit diagram of another conventional example, and Fig. 9 is a circuit diagram of a conventional example. FIG. 10 is an explanatory diagram of the same operation as above, and FIG. 11 is a circuit diagram of another conventional example.
Figures 1 through 13 are explanatory views of the same operation. Q ₁ , Q ₂ are switching elements, C, Cs ₁ ,
Cs ₂ ...Csn is a capacitor, l ₁ , l ₂ ...
ln is a load, Ck is a correction capacitor, and Lk is a correction inductance.

Claims

[Scope of utility model registration request]

at least one pair of switching elements that turn on and off a DC power supply at a predetermined period; a first capacitor that is connected in series to a plurality of loads and that cuts the DC component of the switching output and acts as a power source for the load; In an inverter device comprising a second capacitor and a series resonant circuit consisting of an inductance element, and in which the first capacitor is sufficiently larger than the second capacitor, the first capacitor corresponding to each load is shared, and each An inverter device connected to a load circuit so as to have a common power supply function, and further comprising a correction impedance element added to a resonant load circuit that requires correction.