CN201965471U - Leakage monitoring system for petrochemical equipment based on wireless sensor network (WSN) - Google Patents
Leakage monitoring system for petrochemical equipment based on wireless sensor network (WSN) Download PDFInfo
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- CN201965471U CN201965471U CN2010206723590U CN201020672359U CN201965471U CN 201965471 U CN201965471 U CN 201965471U CN 2010206723590 U CN2010206723590 U CN 2010206723590U CN 201020672359 U CN201020672359 U CN 201020672359U CN 201965471 U CN201965471 U CN 201965471U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model relates to a leakage monitoring system for petrochemical equipment based on a wireless sensor network (WSN), which comprises a monitoring center, a wireless sensor network and a local area network. The wireless sensor network is formed by connecting a remote controlling terminal, a plurality of wireless sensors arranged on portions easy to leak in a monitoring area and a personal computer (PC), and the PC and the monitoring center are connected together to the local area network. The leakage monitoring system is reasonable in design, realizes a function of detecting leakage of the petrochemical equipment through a combination between the wireless sensor network and the monitoring center, can conduct early warnings of onsite accidents and provide reliable bases for disposals of leakage accidents timely, thereby guaranteeing operational safety in production and improving automatic level of manufacturing management.
Description
Technical field
The utility model belongs to the petrochemical industry monitoring equipment field, especially a kind of chemical plant leak supervision system based on WSN.
Background technology
Oil, chemical industry petrochemical industry are one of mainstay industries of China, play a part very important in the national economic development.Employed raw material, most inflammable, explosive or high (play) poisonous substance matter that belong to of auxiliary material in case leak, easily form explosive mixture and burn, explode in the petrochemical iy produced process, cause casualties, environmental pollution, even eco-catastrophe.Many oil, chemical enterprise improve day by day the attention degree of industrial accident and have dropped into substantial contribution and carried out scrap build, Control of Hidden, for example: build the passageway for fire apparatus, the storage tank chilled water is installed, reinforces fire dike, flowmeter is installed, operation valve control entrucking flow velocity, the infrared acquisition inductor be installed and set up measure such as automatic spray fire extinguishing system.But, adopt technique scheme still to have following problem: (1) adopts the monitoring technique of wired monitoring equipment backward relatively, and by manually in Surveillance center's supervision on duty or alarm equipment alarm, take the precautionary measures by operating personnel, this mode is unfavorable for the quick emergency disposal after accident takes place, and effect is poorer aspect accident early warning; (2) technical research that scene of the accident emergency information is obtained in real time lags behind, and lacks corresponding emergency information collecting device; (3) intellectuality of the data acquisition of field apparatus monitoring sensor, fusion, analysis, automatization level are also very low; (4) after accident took place, because factors such as dense smoke (mist), severe toxicity, high temperature, personnel were difficult near on-the-spot, and affirmation accident source or leakage point difficulty are very big, for accident treatment is brought very big difficulty.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of reasonable in design, Leak Detection promptly and accurately and high a kind of oil based on WSN, the chemical plant leak supervision system of robotization processing horizontal.
The utility model solves its technical matters and takes following technical scheme to realize:
A kind of oil, chemical plant leak supervision system based on WSN, comprise Surveillance center, wireless sensor network and LAN (Local Area Network), described wireless sensor network is connected and composed by remote control terminal, a plurality of wireless senser and PC of being easy to generate leakage position in the monitored area of being installed in, and this PC and Surveillance center are connected on the LAN (Local Area Network) jointly.
And, described remote control terminal is connected and composed by casing and inner control circuit thereof, control circuit comprises power module, master controller, data acquisition module, radio-frequency module, key-press module and communication interface, power module is connected with master controller, data acquisition module, radio-frequency module and is its power supply, master controller is connected with data acquisition module, radio-frequency module, key-press module and communication module by the I/O interface, and communication module is connected with PC by communication interface.
And described radio-frequency module is SmartNode module or CC2430 module.
And described master controller is the MC9S08GT60 microprocessor chip, and described communication module is a USB FT232B14 chip.
And described wireless senser is wherein one or more the combination of gas concentration sensor, temperature sensor and humidity sensor.
And described Surveillance center is made of the computing machine that watchdog routine is installed and is installed in the Control Room.
And, also be connected with the user terminal that can control Surveillance center's work on the described LAN (Local Area Network).
Advantage of the present utility model and good effect are:
1, this supervisory system is installed in various types of wireless sensers on the oil that is easy to generate leakage position, the chemical plant and constitutes wireless sensor network (WIRELESS SENSOR NETWORK), can in time detect leakage situation and send to Surveillance center through remote control terminal by wireless sensor network, automatically carry out Processing tasks such as valve-off by Surveillance center, avoided owing to leak the generation of accidents such as the burning that causes, blast, guaranteed the safe operation of oil, Chemical Manufacture.
2, the Surveillance center of this supervisory system is by the analysis to the reception data, not only can in time understand and be distributed in on-the-spot equipment operation situation and can warning function take place to produce accident, can make accurately for the place where the accident occurred point simultaneously and judging, be convenient in time handle leakage accident.
3, the remote control terminal of this supervisory system also can independent operating, by remote control terminal the equipment of this guarded region is monitored and is handled operation, the dirigibility that has improved supervisory system.
4, the utility model is reasonable in design, the mode that combines with Surveillance center by wireless sensor network realizes the Leak Detection function to oil, chemical plant, both can make early warning to field accident handles, provide reliable foundation in time handling leakage accident again, guarantee the safe operation of producing, improved the automatization level of production management.
Description of drawings
Fig. 1 is a system of the present utility model connection diagram;
Fig. 2 is the connection diagram of wireless sensor network;
Fig. 3 is the control circuit block scheme of remote control terminal.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is further described:
A kind of oil based on WSN, chemical plant leak supervision system as shown in Figure 1, comprise Surveillance center, wireless sensor network and user terminal, and Surveillance center, wireless sensor network and user terminal link together by LAN (Local Area Network).Surveillance center is installed in the Control Room usually, this Surveillance center is made of the computing machine that watchdog routine is installed, can also connect equipment such as printer or UPS, can carry out consolidation, analysis to the data that wireless sensor network sends, then by display window in real time, the relevant information of display radio sensor network operation conditions clearly, can also print, storage and these information of query analysis, when Surveillance center detects the fault generation, can in time monitor the display alarm information and the alarm of sounding on the screen, remind the monitor staff in time to handle; When the monitor staff not the time, can start the accident treatment emergency plan automatically, close related valve by remote control terminal, and send SMS message for staff's mobile phone by the gsm communication net, after the staff obtains short message, use user terminal leakage accident to be carried out relevant treatment by Surveillance center.
Wireless sensor network, as shown in Figure 2, by remote control terminal, a plurality ofly be distributed in wireless senser in the monitored area (among the figure shown in the interconnective circle) and PC connects and composes, the wireless senser primordial in the scope of same base station is in the Local wireless network of ZigBee.Respectively each ingredient in the wireless sensor network is described respectively below.
Remote control terminal serves as the effect of converging each sensor node in Local wireless network, can gather wireless senser status information, the line voltage distribution electric current of Local wireless network, and realizes data-transformation facility by PC and Surveillance center.This remote control terminal, connect and compose by casing and inner control circuit thereof, as shown in Figure 3, control circuit in the casing comprises power module, master controller, data acquisition module, radio-frequency module, key-press module and communication interface, its concrete annexation is: power module is connected with master controller, data acquisition module, radio-frequency module and is its power supply, master controller is connected with data acquisition module, radio-frequency module, key-press module and communication module by the I/O interface, and communication module is connected with PC by communication interface.The function of above-mentioned each module is: data acquisition module uses sensor to carry out data acquisition and other signals (as light signal, electric signal, chemical signal) that various wireless sensers (as gas concentration, temperature, humidity etc.) are gathered change digital signal into and give master controller; Master controller is responsible for controlling processing operation, Routing Protocol, synchronized positioning, power managed, the task management of whole remote control terminal and is needed to realize the reliable communication protocol of network security; Radio-frequency module is responsible for carrying out radio communication, exchange control messages and transmitting-receiving image data with other wireless sensers; Power module is made up of two joint alkaline batteries or miniature button cell, is the The whole control circuit supply.In the present embodiment, master controller adopts MC9S08GT60 embedded microprocessor chip, and radio-frequency module adopts SmartNode module or CC2430 module, and communication module adopts USB FT232B14 chip.
Wireless senser is installed in the key position that oil, chemical plant are easy to generate leakage, for example joint, valve, mechanical seal, pad, airtight and watertight padding, glass observation window, inspection socket, measuring instrument etc. are located, be responsible for the operation of detected gas, liquid and by-pass valve control, wireless senser carries out data-transformation facility by multi-hop communication agreement and remote control terminal, and the operation and the fast processing leakage accident of controlled valve carried out in the instruction that each wireless senser sends by the receiving remote control terminal.Remote control program is installed in the PC, and this PC is connected with remote control terminal on the one hand, is connected with Surveillance center by LAN (Local Area Network) on the other hand, realizes bi-directional communication function.
It is emphasized that; embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the embodiment; every by those skilled in the art according to other embodiments that the technical solution of the utility model draws, belong to the scope of the utility model protection equally.
Claims (7)
1. the oil based on WSN, chemical plant leak supervision system, it is characterized in that: comprise Surveillance center, wireless sensor network and LAN (Local Area Network), described wireless sensor network is connected and composed by remote control terminal, a plurality of wireless senser and PC of being easy to generate leakage position in the monitored area of being installed in, and this PC and Surveillance center are connected on the LAN (Local Area Network) jointly.
2. a kind of oil according to claim 1 based on WSN, chemical plant leak supervision system, it is characterized in that: described remote control terminal is connected and composed by casing and inner control circuit thereof, control circuit comprises power module, master controller, data acquisition module, radio-frequency module, key-press module and communication interface, power module and master controller, data acquisition module, radio-frequency module is connected and is its power supply, master controller is by I/O interface and data acquisition module, radio-frequency module, key-press module and communication module are connected, and communication module is connected with PC by communication interface.
3. a kind of oil based on WSN according to claim 2, chemical plant leak supervision system is characterized in that: described radio-frequency module is SmartNode module or CC2430 module.
4. a kind of oil according to claim 2, chemical plant leak supervision system based on WSN, it is characterized in that: described master controller is the MC9S08GT60 microprocessor chip, described communication module is a USB FT232B14 chip.
5. a kind of oil based on WSN according to claim 1, chemical plant leak supervision system is characterized in that: described wireless senser is wherein one or more the combination of gas concentration sensor, temperature sensor and humidity sensor.
6. a kind of oil based on WSN according to claim 1, chemical plant leak supervision system, it is characterized in that: described Surveillance center is made of the computing machine that watchdog routine is installed and is installed in the Control Room.
7. a kind of oil based on WSN according to claim 1, chemical plant leak supervision system is characterized in that: also be connected with the user terminal that can control Surveillance center's work on the described LAN (Local Area Network).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206723590U CN201965471U (en) | 2010-12-22 | 2010-12-22 | Leakage monitoring system for petrochemical equipment based on wireless sensor network (WSN) |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010206723590U CN201965471U (en) | 2010-12-22 | 2010-12-22 | Leakage monitoring system for petrochemical equipment based on wireless sensor network (WSN) |
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| CN201965471U true CN201965471U (en) | 2011-09-07 |
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| CN2010206723590U Expired - Fee Related CN201965471U (en) | 2010-12-22 | 2010-12-22 | Leakage monitoring system for petrochemical equipment based on wireless sensor network (WSN) |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081392A (en) * | 2010-12-22 | 2011-06-01 | 天津渤海职业技术学院 | Petroleum and chemical equipment leakage monitoring system based on wireless sensor network (WSN) |
| CN103629535A (en) * | 2013-12-10 | 2014-03-12 | 重庆大学 | Distributed leakage detection positioning system of regional pipe network |
| CN110608770A (en) * | 2019-09-23 | 2019-12-24 | 扬州市众鑫化工有限公司 | Online safety monitoring system for low-concentration formaldehyde solution preparation production line |
-
2010
- 2010-12-22 CN CN2010206723590U patent/CN201965471U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081392A (en) * | 2010-12-22 | 2011-06-01 | 天津渤海职业技术学院 | Petroleum and chemical equipment leakage monitoring system based on wireless sensor network (WSN) |
| CN103629535A (en) * | 2013-12-10 | 2014-03-12 | 重庆大学 | Distributed leakage detection positioning system of regional pipe network |
| CN110608770A (en) * | 2019-09-23 | 2019-12-24 | 扬州市众鑫化工有限公司 | Online safety monitoring system for low-concentration formaldehyde solution preparation production line |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20121222 |