CN203799463U - Oil tank top temperature monitoring system - Google Patents
Oil tank top temperature monitoring system Download PDFInfo
- Publication number
- CN203799463U CN203799463U CN201320704282.4U CN201320704282U CN203799463U CN 203799463 U CN203799463 U CN 203799463U CN 201320704282 U CN201320704282 U CN 201320704282U CN 203799463 U CN203799463 U CN 203799463U
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- China
- Prior art keywords
- oil tank
- optical cable
- tank
- oil
- detecting optical
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- 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
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- Measuring Temperature Or Quantity Of Heat (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model relates to the field of oil tank temperature monitoring and specifically to an oil tank top temperature monitoring system. The oil tank top temperature monitoring system comprises detecting optical cables, a monitoring host computer, and a fire alarm device which are connected successively. The detecting optical cables are arranged along the circumferences of the tops of oil tanks in surrounding manners. Connector boxes are disposed on the bottoms of the oil tanks. Through communication optical cables, the connector box of a first oil tank is connected with the monitoring host computer, the connector boxes are connected, the connector boxes are connected with the detecting optical cables on the tops of the oil tanks, and the monitoring host computer is connected with the fire alarm device. By means of the above technical scheme, the detecting optical cables are disposed on the tops of the oil tanks to continuously and effectively monitor the temperature of the oil tanks. Defects of one-sided monitoring and large errors of a conventional sensor are overcome. The oil tank top temperature monitoring system automatically monitors abnormal temperature, reduces probability of false alarm and omitted alarm, achieves a good anti-electromagnetic-interference capability, can be placed easily, prevents potential safety hazards, monitors multiple the temperature of multiple oil tanks in an oil tank area, has a long service life, and decreases maintenance and support cost.
Description
Technical field
The utility model relates to oil tank monitoring temperature field, is specifically related to a kind of oil tank tank deck temperature monitoring system.
Background technology
Along with the development of China Petroleum, the increase of crude oil, product oil reserves, domestic large-scale oil depot, tank station quantity are also more and more.In these oil and petrochemical industry, large-scale storage tank farm or gas-holder be a large amount of centralized arrangement often, once meet accident, will cause huge personnel and property loss.Temperature, as the important parameter of reflection tank station state, is directly connected to the safety of people's lives and properties.Because oil tank quantity is more, need the number of devices of control more, the running time is long and flow process is complicated, and very easily there is maloperation in original manual operation, particularly the monitoring temperature of the tank deck of oil tank is had to larger difficulty, and the safety of tank station is difficult to guarantee.Therefore people need a kind of cost performance high, easy to use and measure temperature monitoring system accurately.Development along with optical fiber technology.Popularizing of the applications of computer network, the utilization of tank station automatic temperature-adjusting monitoring system also becomes the inevitable outcome of modern production.Optical fiber temperature monitoring system, compares other detection means, and this emerging linear temperature monitoring means, just for the user of every field is widely used, is particularly useful for having the petrochemical industry of inflammable and explosive environment.
Utility model content
The purpose of this utility model is to provide a kind of temperature monitoring system that is directed to especially oil tank tank deck, has easy for installation, sensitive reliable, long service life and the lower feature of maintenance cost.
For achieving the above object, the utility model by the following technical solutions, the temperature monitoring system of oil tank tank deck comprises detecting optical cable, monitoring main frame and the fire fighting alarm device connecting successively, detecting optical cable is put along each oil tank top circumferential hoop winding, the bottom of each oil tank arranges connector box, between the connector box of the first oil tank and monitoring main frame, each connector box, the detecting optical cable at each connector box and oil tank top and monitoring between main frame and fire fighting alarm device is connected by communications optical cable.
Preferably, described monitoring main frame comprise light source for utilizing emitted light pulse, for receiving the receiver of echo photon signal, for the processor of accounting temperature information.
Preferably, the communications optical cable between described connector box and detecting optical cable vertically arranges from bottom to top along the tank wall of oil tank.
Preferably, the detecting optical cable at described oil tank top, the communications optical cable on oil tank body all adopt Special wire clamp to fix.
Preferably, several serial connections of described oil tank are one group, and each is organized oil tank and is connected on monitoring main frame.
Preferably, described detecting optical cable comprises tightly packaged fiber, and tightly packaged fiber is arranged on hermetically in protective metal shell, fills oily anticorrosion ointment in the confined space in protective metal shell, the periphery of tightly packaged fiber is coated by anticorrosion ointment, and the periphery of protective metal shell evenly arranges armouring wire.
By above technical scheme, detecting optical cable is arranged on the top of oil tank, oil tank is carried out to the monitoring temperature of continuous and effective, overcome the drawback that traditional sensors monitoring is unilateral and error is large, automatic monitoring testing temperature abnormal conditions, the probability of reduced wrong report, failing to report, anti-electromagnetic interference capability is strong, conveniently arranges and does not have potential safety hazard, can to a plurality of oil tank temperature in tank station, monitor simultaneously, long service life not only, and reduced and safeguarded and support cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional side elevation of detecting optical cable.
Embodiment
A kind of temperature monitoring system of oil tank tank deck, comprise the detecting optical cable 20 connecting successively, monitoring main frame 10 and the fire fighting alarm device 50 that connect successively, detecting optical cable 20 is put along each oil tank 30 top circumferential hoop windings, specifically, detecting optical cable 20 is laid at the brandreth at oil tank 30 tops, like this laying benefit be simple.Moreover, temperature information transmission for the ease of detecting optical cable 20 monitoring, and accurately judge the abnormal temperature position of oil tank 30 and report to the police, the bottom of each oil tank 30 arranges connector box 40, between the connector box 40 of the first oil tank 30 and monitoring main frame 10, each connector box 40, the detecting optical cable 20 at each connector box 40 and oil tank 30 tops and monitoring between main frame 10 and fire fighting alarm device 50 is connected by communications optical cable.Meanwhile, because detecting optical cable 20 is special optical cables, its price, far above communications optical cable, reduces the cost of effectively reduction system of the laying length operation of detecting optical cable 20.Here said, the first oil tank 30 refers to from the nearest oil tank 30 of monitoring main frame 10.
Preferably, described monitoring main frame 10 comprises light source 11 for utilizing emitted light pulse, for receiving the receiver 12 of echo photon signal, for the processor 13 of accounting temperature information, its principle of work is as follows: the light source 11 of monitoring main frame 10 is to detecting optical cable 20 utilizing emitted light pulses; The receiver 12 of monitoring main frame receives the echo photon signal that light pulse produces in the interior generation Raman scattering of detecting optical cable 20; The processor 13 of monitoring main frame 10 is according to the temperature information of interior generation Raman scattering place of echo photon signal calculating detecting optical cable 20 receiving and by the temperature information obtaining and default alarm temperature comparison, if higher than alarm temperature, send alarm control signal to fire fighting alarm device 50, fire fighting alarm device 50 receives alarm control signal and reports to the police.
Preferably, described connector box 40 and the communications optical cable between detecting optical cable 20 vertically arrange from bottom to top along the tank wall of oil tank 30, and the detecting optical cable 20 at oil tank 30 tops all adopts Special wire clamp to fix with the communications optical cable of oil tank 30 tank bodies, every a segment distance, Special wire clamp is evenly set.So both can reduce the laying length of communications optical cable, also can reduce the stress that communications optical cable bears on the tank body of oil tank 30, prevent that it from coming off or damaging.
Preferably, because may there be more oil tank 30 tank station, therefore in order to meet the temperature monitoring demand of heavy wool tank 30, by 30 several series connection of described oil tank, be one group, each is organized oil tank 30 and is connected on monitoring main frame 10.
Preferably, described detecting optical cable 20 comprises tightly packaged fiber 24, tightly packaged fiber 24 is arranged in airtight protective metal shell 21, in confined space in protective metal shell 21, fill oily anticorrosion ointment 30, the periphery of tightly packaged fiber 24 is coated by anticorrosion ointment 23, and the periphery of protective metal shell 21 evenly arranges armouring wire 22.Specifically, protective metal shell 21 adopts stainless steels, copper, aluminium or other to have the metal pipe material of good heat conductive effect, has shielding and conductive force concurrently.It is the steel wire of stainless steel wire, zinc-coated wire, nickel coated steel wire or other suitable coating that armouring wire 22 adopts.Armouring wire 22 is 4 or 8 and is circle-shaped uniform array in the periphery of protective metal shell 21.Armouring wire 22 can be protected tightly packaged fiber 24 jointly with protective metal shell 21 like this, makes it have high temperature resistant, wear-resistingly, and waterproof sealing is good, and the detectable signal of transmission is high, bandwidth lose is low, the advantage of long service life.Anticorrosion ointment 23 is that one or more jelling agents are distributed in one or more base oils, a kind of toughness semi-solid material of formation.Anticorrosion ointment 23 has the moisture of preventing and corrodes optical fiber, and tightly packaged fiber 24 is played to liner effect, and available buffer optical fiber is subject to the impact of mechanical force and the functions of quick transferring heat such as vibrations, impact, bending.Fire-proof and explosion-proof owing to especially should be noted that in tank station, described detecting optical cable 20 does not need electric power to provide in temperature monitoring system, more energy-conservation, safety.
Claims (5)
1. the temperature monitoring system of an oil tank tank deck, it is characterized in that: comprise the detecting optical cable (20) connecting successively, monitoring main frame (10) and fire fighting alarm device (50), detecting optical cable (20) is put along each oil tank (30) top circumferential hoop winding, the bottom of each oil tank (30) arranges connector box (40), the connector box (40) of the first oil tank (30) and monitoring main frame (10), between each connector box (40), the detecting optical cable (20) at each connector box (40) and oil tank (30) top, and monitoring main frame (10) with fire fighting alarm device (50) between by communications optical cable, be connected.
2. the temperature monitoring system of oil tank tank deck according to claim 1, is characterized in that: monitoring main frame (10) comprises light source (11) for utilizing emitted light pulse, for receiving the receiver (12) of echo photon signal and for the processor (13) of accounting temperature information.
3. the temperature monitoring system of oil tank tank deck according to claim 1, is characterized in that: the communications optical cable between connector box (40) and detecting optical cable (20) vertically arranges from bottom to top along the tank wall of oil tank (30).
4. the temperature monitoring system of oil tank tank deck according to claim 1, is characterized in that: the communications optical cable on the detecting optical cable (20) at oil tank (30) top, oil tank (30) tank body all adopts Special wire clamp to fix.
5. the temperature monitoring system of oil tank tank deck according to claim 1, is characterized in that: it is one group that several oil tanks (30) can be connected in series, and each is organized oil tank (30) and can and be connected on monitoring main frame (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704282.4U CN203799463U (en) | 2013-11-07 | 2013-11-07 | Oil tank top temperature monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704282.4U CN203799463U (en) | 2013-11-07 | 2013-11-07 | Oil tank top temperature monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203799463U true CN203799463U (en) | 2014-08-27 |
Family
ID=51381660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320704282.4U Expired - Fee Related CN203799463U (en) | 2013-11-07 | 2013-11-07 | Oil tank top temperature monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203799463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390724A (en) * | 2014-12-10 | 2015-03-04 | 杭州欧忆光电科技有限公司 | Temperature measurement device of floating roof oil tank |
| CN108898778A (en) * | 2018-08-10 | 2018-11-27 | 中国石油天然气股份有限公司管道西安输油气分公司 | Oil tank with dome roof fire alarm system based on distributed optical fiber temperature sensor technology |
-
2013
- 2013-11-07 CN CN201320704282.4U patent/CN203799463U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390724A (en) * | 2014-12-10 | 2015-03-04 | 杭州欧忆光电科技有限公司 | Temperature measurement device of floating roof oil tank |
| CN108898778A (en) * | 2018-08-10 | 2018-11-27 | 中国石油天然气股份有限公司管道西安输油气分公司 | Oil tank with dome roof fire alarm system based on distributed optical fiber temperature sensor technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20161107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |