CA2474865C - Dispositif de commande de transfert de fluide a surete integree - Google Patents
Dispositif de commande de transfert de fluide a surete integree Download PDFInfo
- Publication number
- CA2474865C CA2474865C CA002474865A CA2474865A CA2474865C CA 2474865 C CA2474865 C CA 2474865C CA 002474865 A CA002474865 A CA 002474865A CA 2474865 A CA2474865 A CA 2474865A CA 2474865 C CA2474865 C CA 2474865C
- Authority
- CA
- Canada
- Prior art keywords
- probe
- signal
- wire
- type
- fluid transfer
- 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 - Fee Related
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 175
- 238000012546 transfer Methods 0.000 title claims abstract description 99
- 239000000523 sample Substances 0.000 claims abstract description 327
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 28
- 230000004044 response Effects 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 claims description 50
- 239000004020 conductor Substances 0.000 claims description 11
- 230000002401 inhibitory effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 25
- 230000003068 static effect Effects 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 3
- 238000011068 loading method Methods 0.000 description 30
- 230000008859 change Effects 0.000 description 24
- 238000010586 diagram Methods 0.000 description 18
- 238000004891 communication Methods 0.000 description 15
- 230000006870 function Effects 0.000 description 11
- 230000002457 bidirectional effect Effects 0.000 description 10
- 238000005070 sampling Methods 0.000 description 9
- 230000010355 oscillation Effects 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 231100001261 hazardous Toxicity 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 101100298412 Arabidopsis thaliana PCMP-H73 gene Proteins 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 101150096366 pep7 gene Proteins 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Safety Devices In Control Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/489,220 | 1995-06-12 | ||
| US08/489,220 US5771178A (en) | 1995-06-12 | 1995-06-12 | Fail-safe fluid transfer controller |
| CA002178778A CA2178778C (fr) | 1995-06-12 | 1996-06-11 | Dispositif de commande de transfert de fluide a surete integree |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002178778A Division CA2178778C (fr) | 1995-06-12 | 1996-06-11 | Dispositif de commande de transfert de fluide a surete integree |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2474865A1 CA2474865A1 (fr) | 1996-12-13 |
| CA2474865C true CA2474865C (fr) | 2007-11-20 |
Family
ID=32991574
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002474865A Expired - Fee Related CA2474865C (fr) | 1995-06-12 | 1996-06-11 | Dispositif de commande de transfert de fluide a surete integree |
| CA002474868A Expired - Fee Related CA2474868C (fr) | 1995-06-12 | 1996-06-11 | Dispositif de commande de transfert de fluide a surete integree |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002474868A Expired - Fee Related CA2474868C (fr) | 1995-06-12 | 1996-06-11 | Dispositif de commande de transfert de fluide a surete integree |
Country Status (1)
| Country | Link |
|---|---|
| CA (2) | CA2474865C (fr) |
-
1996
- 1996-06-11 CA CA002474865A patent/CA2474865C/fr not_active Expired - Fee Related
- 1996-06-11 CA CA002474868A patent/CA2474868C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2474868A1 (fr) | 1996-12-13 |
| CA2474868C (fr) | 2008-01-15 |
| CA2474865A1 (fr) | 1996-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5966311A (en) | Method of overfill probe identification and control | |
| US20120158192A1 (en) | Apparatus for Monitoring and Controlling Material Handling System Operations | |
| US7370791B2 (en) | Manufacturing system with intrinsically safe electric information storage | |
| US6931305B2 (en) | Apparatus for monitoring and controlling pump and valve system operations | |
| US5460210A (en) | Control system for filling tanks with liquids | |
| US8731725B2 (en) | Truck compartment verification system with alternate truck ID | |
| JPS62503042A (ja) | インジエクタドライバ故障検出および保護デバイス | |
| CN105121324B (zh) | 具有带有安全开关装置的串联连接的安全链路的电梯 | |
| US20050030186A1 (en) | Process device with loop override | |
| WO1995002426A1 (fr) | Pompe medicale et procede de programmation de ladite pompe | |
| WO1990010332A1 (fr) | Circuit de sortie de courant alternatif a surete integree et tolerant les pannes | |
| US20110199204A1 (en) | Communicating device and method of locking out an item of equipment | |
| EP0518662B1 (fr) | Dispositif et procédé pour contrôler le dépotage de liquide | |
| CA2474865C (fr) | Dispositif de commande de transfert de fluide a surete integree | |
| US5438323A (en) | Fail safe fluid level detection circuit | |
| US5514920A (en) | Fuel dispenser leak detector | |
| KR0147634B1 (ko) | 에어밸브 구동시스템 | |
| JP2962372B2 (ja) | ロックアウト防止回路 | |
| AU2019339918B2 (en) | Fluid dispensing or recovery system | |
| WO2001003100A1 (fr) | Appareil et procede de protection antivol d'un equipement electronique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |