JPH0115035B2 - - Google Patents
Info
- Publication number
- JPH0115035B2 JPH0115035B2 JP56121186A JP12118681A JPH0115035B2 JP H0115035 B2 JPH0115035 B2 JP H0115035B2 JP 56121186 A JP56121186 A JP 56121186A JP 12118681 A JP12118681 A JP 12118681A JP H0115035 B2 JPH0115035 B2 JP H0115035B2
- Authority
- JP
- Japan
- Prior art keywords
- display
- valve
- overcurrent
- fluid
- display 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.)
- Expired
Links
- 239000012530 fluid Substances 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 9
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 2
- 239000012780 transparent material Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 8
- 230000005484 gravity Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011553 magnetic fluid Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- RVZRBWKZFJCCIB-UHFFFAOYSA-N perfluorotributylamine Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)N(C(F)(F)C(F)(F)C(F)(F)C(F)(F)F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F RVZRBWKZFJCCIB-UHFFFAOYSA-N 0.000 description 1
- 239000012256 powdered iron Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Locating Faults (AREA)
- Measurement Of Current Or Voltage (AREA)
- Audible And Visible Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56121186A JPS57191572A (en) | 1981-07-31 | 1981-07-31 | Display device for passing of overcurrent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56121186A JPS57191572A (en) | 1981-07-31 | 1981-07-31 | Display device for passing of overcurrent |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56077105A Division JPS57191569A (en) | 1981-05-21 | 1981-05-21 | Display device for passing of overcurrent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57191572A JPS57191572A (en) | 1982-11-25 |
| JPH0115035B2 true JPH0115035B2 (enrdf_load_stackoverflow) | 1989-03-15 |
Family
ID=14804979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56121186A Granted JPS57191572A (en) | 1981-07-31 | 1981-07-31 | Display device for passing of overcurrent |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57191572A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545526B (zh) * | 2019-01-14 | 2020-11-24 | 安徽皖翔电力设备有限公司 | 一种变压器断电紧急报警装置 |
-
1981
- 1981-07-31 JP JP56121186A patent/JPS57191572A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57191572A (en) | 1982-11-25 |