JPS62140896U - - Google Patents
Info
- Publication number
- JPS62140896U JPS62140896U JP2751686U JP2751686U JPS62140896U JP S62140896 U JPS62140896 U JP S62140896U JP 2751686 U JP2751686 U JP 2751686U JP 2751686 U JP2751686 U JP 2751686U JP S62140896 U JPS62140896 U JP S62140896U
- Authority
- JP
- Japan
- Prior art keywords
- load
- output waveform
- sine wave
- operation control
- control device
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Motor And Converter Starters (AREA)
Description
第１図は、本考案の運転制御装置の一実施例を
示す簡易回路図、第２図は本考案の運転制御装置
による出力波形の電圧と周波数との関係を示す特
性図、第３図はＰＷＭ方式の電圧形インバータ装
置による出力電圧波形図、第４図は方形波方式の
電圧形インバータ装置による出力電圧波形図であ
る。
１……商用電源、２……コンバータ部、３……
インバータ波形出力部、４……インバータ波形出
力制御部、５……運転制御装置、６……負荷（コ
ンプレツサモータ）。
FIG. 1 is a simplified circuit diagram showing one embodiment of the operation control device of the present invention, FIG. 2 is a characteristic diagram showing the relationship between the voltage and frequency of the output waveform of the operation control device of the present invention, and FIG. FIG. 4 is an output voltage waveform diagram of a PWM type voltage source inverter device. FIG. 4 is an output voltage waveform diagram of a square wave type voltage source inverter device. 1...Commercial power supply, 2...Converter section, 3...
Inverter waveform output section, 4... Inverter waveform output control section, 5... Operation control device, 6... Load (compressor motor).
Claims (1)
形に変換し負荷を可変速運転する運転装置におい
て、前記出力波形が負荷の起動開始から所定期間
は正弦波であり、その後は方形波であることを特
徴とする運転制御装置。 In an operating device that converts sine wave alternating current from a commercial AC power source into a predetermined output waveform and operates a load at variable speed, the output waveform is a sine wave for a predetermined period from the start of the load, and is a square wave thereafter. An operation control device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2751686U JPS62140896U (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2751686U JPS62140896U (en) | 1986-02-28 | 1986-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62140896U true JPS62140896U (en) | 1987-09-05 |
Family
ID=30829621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2751686U Pending JPS62140896U (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62140896U (en) |
-
1986
- 1986-02-28 JP JP2751686U patent/JPS62140896U/ja active Pending