JPH0186482U - - Google Patents
Info
- Publication number
- JPH0186482U JPH0186482U JP18013187U JP18013187U JPH0186482U JP H0186482 U JPH0186482 U JP H0186482U JP 18013187 U JP18013187 U JP 18013187U JP 18013187 U JP18013187 U JP 18013187U JP H0186482 U JPH0186482 U JP H0186482U
- Authority
- JP
- Japan
- Prior art keywords
- inverter
- switch
- detection transformer
- output
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Electrical Variables (AREA)
Description
第１図は本考案系統連系インバータ装置の要部
ブロツク図、第２図は第１図の各部出力電流波形
図、第３図は従来の系統連系インバータ装置の基
本ブロツク図、第４図は同じく従来の他の例の要
部ブロツク図である。
１……太陽電池、２……インバータ、５……交
流スイツチ、４……商用電力系統、６……電流検
出用変圧器、７……電圧検出用変圧器、８……イ
ンバータ制御装置、９……電流制御装置、１０…
…スイツチング電源。
Fig. 1 is a block diagram of the main parts of the grid-connected inverter device of the present invention, Fig. 2 is a diagram of the output current waveforms of each part of Fig. 1, Fig. 3 is a basic block diagram of the conventional grid-connected inverter device, and Fig. 4 1 is a block diagram of a main part of another conventional example. DESCRIPTION OF SYMBOLS 1... Solar cell, 2... Inverter, 5... AC switch, 4... Commercial power system, 6... Current detection transformer, 7... Voltage detection transformer, 8... Inverter control device, 9 ...Current control device, 10...
…Switching power supply.
Claims (1)
て接続される商用電力系統と、前記インバータの
出力電流を検出する電流検出用変圧器と、前記交
流スイツチの出力電圧を検出する電圧検出用変圧
器と、該電圧検出用変圧器のインバータ出力電流
位相信号と前記太陽電池電圧の信号とを乗算する
インバータ制御装置と、該インバータ制御装置の
インバータ出力電流振幅決定信号と前記電流検出
用変圧器の検出信号とに基いて前記インバータの
出力電流を制御する電流制御装置と、前記交流ス
イツチの出力側に接続されるスイツチング電源と
より成り、該スイツチング電源の入力線を前記電
流検出用変圧器の内部を貫通させて前記交流スイ
ツチの出力側に接続することを特徴とする系統連
系インバータ装置。 A commercial power system connected to the solar cell via an inverter and an AC switch, a current detection transformer that detects the output current of the inverter, a voltage detection transformer that detects the output voltage of the AC switch, and an inverter control device that multiplies an inverter output current phase signal of a voltage detection transformer by the solar cell voltage signal; an inverter output current amplitude determination signal of the inverter control device and a detection signal of the current detection transformer; and a switching power supply connected to the output side of the AC switch, and an input line of the switching power supply is passed through the inside of the current detection transformer. A grid-connected inverter device, characterized in that it is connected to the output side of the AC switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18013187U JPH0186482U (en) | 1987-11-26 | 1987-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18013187U JPH0186482U (en) | 1987-11-26 | 1987-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0186482U true JPH0186482U (en) | 1989-06-08 |
Family
ID=31471658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18013187U Pending JPH0186482U (en) | 1987-11-26 | 1987-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0186482U (en) |
-
1987
- 1987-11-26 JP JP18013187U patent/JPH0186482U/ja active Pending