JPH047379U - - Google Patents
Info
- Publication number
- JPH047379U JPH047379U JP4830290U JP4830290U JPH047379U JP H047379 U JPH047379 U JP H047379U JP 4830290 U JP4830290 U JP 4830290U JP 4830290 U JP4830290 U JP 4830290U JP H047379 U JPH047379 U JP H047379U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- detection
- smoothing
- outputs
- performance deterioration
- 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 12
- 239000003990 capacitor Substances 0.000 claims description 10
- 238000009499 grossing Methods 0.000 claims description 8
- 230000006866 deterioration Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Protection Of Static Devices (AREA)
Description
第１図および第２図は本考案の実施例に係り、
第１図は同実施例の電解コンデンサの性能劣化検
出装置の構成図、第２図は第１図の装置を含むス
イツチング電源の回路図である。
２……性能劣化検出装置、４ａ，４ｂ……熱電
素子（温度検出素子）、６……平滑コンデンサ（
電解コンデンサ）、７……温度差検出回路、８ａ
，８ｂ……リード線、１４，１８……整流平滑回
路、２０……警報出力回路。
1 and 2 relate to an embodiment of the present invention,
FIG. 1 is a block diagram of a device for detecting performance deterioration of an electrolytic capacitor according to the same embodiment, and FIG. 2 is a circuit diagram of a switching power supply including the device shown in FIG. 2...Performance deterioration detection device, 4a, 4b...Thermoelectric element (temperature detection element), 6...Smoothing capacitor (
electrolytic capacitor), 7...temperature difference detection circuit, 8a
, 8b... Lead wire, 14, 18... Rectifying and smoothing circuit, 20... Alarm output circuit.
Claims (1)
度差検出回路７を有し、 一対の温度検出素子４ａ，４ｂは、 一方４ａが、電解コンデンサ６の表面に取り付
けられており、かつその表面の温度を検出してそ
の検出に係る検出信号を出力するものであり、 他方４ｂが、電解コンデンサ６の周囲に配備さ
れており、かつ、その周囲の温度を検出してその
検出に係る検出信号を出力するものであり、 温度差検出回路７は、前記両温度検出素子４ａ
，４ｂそれぞれからの検出信号を入力し、その検
出信号を比較して該電解コンデンサ６の性能劣化
に関する信号を出力するものである ことを特徴とする、電解コンデンサの性能劣化検
出装置。 (2) 前記請求項(1)に記載の装置２と、平滑コン
デンサ６と、警報出力回路２０とを有しており、 該平滑コンデンサ６は、電源を平滑化するもの
であつて、前記請求項(1)に記載の電解コンデン
サ６を当該電源の平滑コンデンサとして用いてお
り、 警報出力回路２０は、前記温度差検出回路７か
らの性能劣化信号の入力に応答するものであつて
、かつ、該性能劣化信号に基づいて当該スイツチ
ング電源の寿命に関する警報出力を出力するもの
である ことを特徴とするスイツチング電源。[Claims for Utility Model Registration] (1) It has a pair of temperature detection elements 4a, 4b and a temperature difference detection circuit 7. 4b is installed around the electrolytic capacitor 6 and detects the temperature of its surface and outputs a detection signal related to the detection. The temperature difference detection circuit 7 outputs a detection signal related to the detection.
, 4b, and compares the detection signals to output a signal related to the performance deterioration of the electrolytic capacitor 6. (2) It has the device 2 according to the above claim (1), a smoothing capacitor 6, and an alarm output circuit 20, the smoothing capacitor 6 smoothing the power supply, and the smoothing capacitor 6 smoothing the power supply, The electrolytic capacitor 6 described in item (1) is used as a smoothing capacitor for the power supply, and the alarm output circuit 20 responds to the input of the performance deterioration signal from the temperature difference detection circuit 7, and A switching power supply characterized in that the switching power supply outputs a warning output regarding the lifespan of the switching power supply based on the performance deterioration signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4830290U JPH047379U (en) | 1990-05-08 | 1990-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4830290U JPH047379U (en) | 1990-05-08 | 1990-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH047379U true JPH047379U (en) | 1992-01-23 |
Family
ID=31564989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4830290U Pending JPH047379U (en) | 1990-05-08 | 1990-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047379U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009281985A (en) * | 2008-05-26 | 2009-12-03 | Hitachi Industrial Equipment Systems Co Ltd | Power supply monitoring device |
| JP2010038671A (en) * | 2008-08-04 | 2010-02-18 | Yokogawa Electric Corp | Life monitoring device of capacitor |
| JP2021141316A (en) * | 2020-02-28 | 2021-09-16 | エル エス エムトロン リミテッドLS Mtron Ltd. | Capacitor module |
| JP2022016983A (en) * | 2020-07-13 | 2022-01-25 | 本田技研工業株式会社 | Information processing apparatus, information processing method, program, and storage medium |
-
1990
- 1990-05-08 JP JP4830290U patent/JPH047379U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009281985A (en) * | 2008-05-26 | 2009-12-03 | Hitachi Industrial Equipment Systems Co Ltd | Power supply monitoring device |
| JP2010038671A (en) * | 2008-08-04 | 2010-02-18 | Yokogawa Electric Corp | Life monitoring device of capacitor |
| JP2021141316A (en) * | 2020-02-28 | 2021-09-16 | エル エス エムトロン リミテッドLS Mtron Ltd. | Capacitor module |
| JP2022016983A (en) * | 2020-07-13 | 2022-01-25 | 本田技研工業株式会社 | Information processing apparatus, information processing method, program, and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH047379U (en) | ||
| JPS6440004U (en) | ||
| JPH0420972U (en) | ||
| JPH0391100U (en) | ||
| JPS5847383Y2 (en) | level detector | |
| JPS61205090U (en) | ||
| JPS6262937U (en) | ||
| JPH0411477U (en) | ||
| JPH0370697U (en) | ||
| JPH01179281U (en) | ||
| JPH01139521U (en) | ||
| JPS59149034U (en) | Temperature measurement element monitoring device | |
| JPS6194908U (en) | ||
| JPS5984441U (en) | temperature monitoring device | |
| JPS63131533U (en) | ||
| JPH0187490U (en) | ||
| JPH0451673U (en) | ||
| JPH0469742U (en) | ||
| JPS6192043U (en) | ||
| JPS6430449U (en) | ||
| JPS59124326U (en) | Bathtub with alarm device | |
| JPS6033784U (en) | electric heating equipment | |
| JPS6074805U (en) | Roll surface thermometer | |
| JPH02115180U (en) | ||
| JPS59146735U (en) | electronic thermometer |