JPH0212670U - - Google Patents
Info
- Publication number
- JPH0212670U JPH0212670U JP1955189U JP1955189U JPH0212670U JP H0212670 U JPH0212670 U JP H0212670U JP 1955189 U JP1955189 U JP 1955189U JP 1955189 U JP1955189 U JP 1955189U JP H0212670 U JPH0212670 U JP H0212670U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- converts
- surge
- electrical
- power
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Description
第１図は本考案のサージ測定装置の電気―光変
換部の一実施例を示す構成図、第２図は同じく本
考案の光―電気変換部の一実施例を示す構成図、
第３図は本考案に使用するバツフアアンプの構成
図、第４図は本考案のサージ測定装置の入出力特
性図、第５図及び第６図はいずれも本考案のサー
ジ測定装置の電気―光変換部の他の実施例を示す
構成図、第７図および第８図は従来のサージ測定
装置の電気―光変換部のそれぞれ異なる例を示す
構成図、第９図は第７図の従来例の周波数特性を
示す特性図、第１０図は第８図の従来例の入出力
特性を示す特性図である。
７，８……発光ダイオード、９……光バツフア
ケーブル、１０……バツフアアンプ、１３……太
陽電池、１４……バツテリー、１７，１８……発
光ダイオード、Ｅ／Ｏ……電気―光変換部、Ｏ／
Ｅ……光―電気変換部。
FIG. 1 is a block diagram showing an embodiment of the electrical-to-optical converter of the surge measuring device of the present invention, and FIG. 2 is a schematic diagram showing an embodiment of the light-to-electric converter of the present invention.
Figure 3 is a block diagram of the buffer amplifier used in the present invention, Figure 4 is an input/output characteristic diagram of the surge measuring device of the present invention, and Figures 5 and 6 are electrical-optical diagrams of the surge measuring device of the present invention. 7 and 8 are block diagrams showing different examples of the electrical-to-optical converter of the conventional surge measuring device. FIG. 9 is the conventional example of FIG. 7. FIG. 10 is a characteristic diagram showing the input/output characteristics of the conventional example shown in FIG. 7, 8... Light emitting diode, 9... Optical buffer cable, 10... Buffer amplifier, 13... Solar cell, 14... Battery, 17, 18... Light emitting diode, E/O... Electricity-optical conversion section ,O/
E... Light-electric conversion section.
Claims (1)
電流を分圧または分流・変流し電圧波形に変換後
光信号に変換し光フアイバーケーブルにて伝送し
電気信号に変換して出力するサージ測定装置にお
いて、電気―光変換部におけるバツフアアンプの
出力段への電源供給端子に発光端子を直列に挿入
するとともに、その電気―光変換部への給電はそ
の近傍に設置された太陽電池とバツテリーとより
なる電源から供給することを特徴とするサージ測
定装置。 Surge voltages that occur or enter high voltage lines
In a surge measurement device that converts current into a voltage waveform with divided voltage or shunt/transformation, converts it into an optical signal, transmits it via an optical fiber cable, converts it into an electrical signal, and outputs it, to the output stage of the buffer amplifier in the electrical-optical conversion section. A surge measuring device characterized in that a light-emitting terminal is inserted in series with the power supply terminal of the device, and power is supplied to the electric-to-optical converter from a power source consisting of a solar cell and a battery installed in the vicinity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1955189U JPH0628706Y2 (en) | 1988-03-01 | 1989-02-23 | Surge measuring device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63-26011 | 1988-03-01 | ||
| JP2601188 | 1988-03-01 | ||
| JP1955189U JPH0628706Y2 (en) | 1988-03-01 | 1989-02-23 | Surge measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0212670U true JPH0212670U (en) | 1990-01-26 |
| JPH0628706Y2 JPH0628706Y2 (en) | 1994-08-03 |
Family
ID=31717420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1955189U Expired - Lifetime JPH0628706Y2 (en) | 1988-03-01 | 1989-02-23 | Surge measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0628706Y2 (en) |
-
1989
- 1989-02-23 JP JP1955189U patent/JPH0628706Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0628706Y2 (en) | 1994-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |