CN203705926U - Culvert and water gate in situ monitoring device - Google Patents
Culvert and water gate in situ monitoring device Download PDFInfo
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- CN203705926U CN203705926U CN201420045388.2U CN201420045388U CN203705926U CN 203705926 U CN203705926 U CN 203705926U CN 201420045388 U CN201420045388 U CN 201420045388U CN 203705926 U CN203705926 U CN 203705926U
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- water gates
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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 culvert and water gate in situ monitoring device and belongs to the water-conservancy automation culvert and water gate monitoring technology field. The device is mainly characterized in that an AT91SAM9G20 embedded microprocessor is taken as a core; a flash storage chip, a synchronous dynamic RAM chip, an Ethernet interface chip, an analog-to-digital conversion interface chip, an embedded microcontroller and an opening and load sensor. The monitoring device of the utility model is interconnected with one touch screen and one upper monitoring machine through an Ethernet. Under support of relative software, each device can monitor and manage two gates. A culvert and water gate automation monitoring system constructed in the utility model possesses the following advantages that the structure is simple; fund investments are less; a construction period is short; complete functions are possessed and so on. System operation is stable and reliable. Monitoring data is accurate and control protection motion is correct. The response is timely. A culvert and water gate modernization control management application demand is satisfied. Data acquisition precision, control protection performance, an anti-interference capability and so on satisfy a culvert and water gate automation control application requirement.
Description
Technical field
The utility model relates to a kind of culverts and water gates terrain supervising device, belongs to water conservancy robotization culverts and water gates monitoring technique field.
Background technology
With regard to culverts and water gates terrain supervising device, the approach that mainly realizes in the industry at present has following a few class: 1) adopt aperture loading instrument, electric weight intelligent instrument to realize (typical products: the ZHY-3 of Xuzhou Huaihai Electronic Sense Engineering Research Insitute type aperture loading instrument); 2) adopt digital motor protection measure and control device to realize (typical products: the PDM810MR digital motor protection measure and control device of Suzhou intelligence, the PSM400 digital motor protection measure and control device of State Electric Power Nanjing Automation Co., Ltd); 3) realize based on general PLC controller.Formed by the PLC with Ethernet interface, synthesis display control flow (touch-screen) and other automation component.
Aperture loading instrument is only realized the observing and controlling of aperture and loading, lacks the monitoring and protection function to motor and power supply; Protection measure and control device is only realized the monitoring and protection to motor and power supply, lacks the effective observing and controlling to aperture and loading; Required support equipment is various for culverts and water gates terrain supervising device based on PLC, realize cost higher, and second-time development workload is larger.
Summary of the invention
The purpose of this utility model is to provide a kind of culverts and water gates terrain supervising device; solve the deficiency that existing said apparatus, especially digital motor protection measure and control device do not possess the functions such as gatage monitoring, loading monitoring and protecting and culverts and water gates operational management regulation and control; realize and there is gatage and the integrated functions such as motor monitoring protection are monitored, opened and closed in loading in real time by the utility model, and with the communication of standard Modbus/TCP agreement and host computer.
The purpose of this utility model is achieved through the following technical solutions, a kind of culverts and water gates terrain supervising device, it is characterized in that, described device, taking AT91SAM9G20 embedded microprocessor as core, comprises flash storage chip, synchronous dynamic ram chip, Ethernet chip, analog to digital conversion interface chip, embedded microcontroller and aperture and load sensor; AT91SAM9G20 embedded microprocessor connects flash storage chip, synchronous dynamic ram chip, Ethernet chip, analog to digital conversion interface chip by data bus or address bus, control bus; Analog to digital conversion interface chip connects analog quantity, external impressed current mutual inductor TA, the analog quantity of voltage transformer (VT) TV after transformer isolation that aperture and load sensor convert to.
Pulse input port when described device also arranges USB interface, RS-485 serial ports, GPS school; Described AT91SAM9G20 embedded microprocessor is connected to the USB flash disk mouth of panel by usb bus, it is outer standby that RS-485 serial ports is received the uart of AT91SAM9G20 embedded microprocessor, and it is outer standby that, the clock of AT91SAM9G20 embedded microprocessor is received in pulse when in GPS the school.In addition, embedded microcontroller stm32f103c8t6 is connected to the outer standby mouth of another uart of AT91SAM9G20.
Described aperture and load sensor connect analog to digital conversion interface chip through linear light lotus root isolating device after converting 4-20ma analog quantity to.
Described flash storage chip adopts S29GL128.
Described synchronous dynamic ram chip adopts MT48LC2M32.
Described Ethernet chip adopts DM900EP and DP83620.
Described analog to digital conversion interface chip MAX11056.
Described embedded microcontroller adopts stm32f103c8t6, connecting fluid crystal display and keyboard.
The utlity model has gatage and loading and monitor in real time, open and close the integrated functions such as motor monitoring protection; and with the communication of standard Modbus/TCP agreement and host computer; based on the up-to-date intelligent device in the world and network technology, provide the culverts and water gates terrain supervising device of high reliability with final product form.Device both can be installed concentratedly by group screen, also can directly be installed on switch cubicle and carry out distributing control, can directly apply in large and medium-sized collective and distributive type culverts and water gates (or pumping plant) Automatic monitoring systems.The advantage that is not only its function and performance at integrated this device of middle use of supervisory system, more reduces Engineering Overall cost and system integration secondary development amount effectively with its function integration feature.
The utility model and a touch-screen and a upper monitoring machine are by ethernet interconnect, and under the support of related software, every table apparatus can carry out monitoring management to two fan brake doors.Wherein, touch-screen and upper monitoring machine provide respectively local and remote graphical operation interface.The advantages such as application practice proves, that the culverts and water gates Automatic monitoring systems that the utility model builds have is simple in structure, fund input is few, the construction period is short, multiple functional.System run all right, reliable, Monitoring Data is accurate, controls protection action correct, and response in time, meets culverts and water gates modernization control and management application demand.According to relevant national standard and industry standard, inspection after tested, accuracy of data acquisition of the present utility model, control protective value, antijamming capability etc. all meet culverts and water gates robotization control application requirements.
Brief description of the drawings
Fig. 1 is the utility model structured flowchart.
Embodiment
Further illustrate in conjunction with the accompanying drawings and embodiments the utility model, as shown in Figure 1, the utility model, taking AT91SAM9G20 embedded microprocessor as core, comprises flash storage chip, synchronous dynamic ram chip, Ethernet chip, analog to digital conversion interface chip, embedded microcontroller and aperture and load sensor; AT91SAM9G20 embedded microprocessor connects flash storage chip, synchronous dynamic ram chip, Ethernet chip, analog to digital conversion interface chip by data bus or address bus, control bus; The 4-20ma analog quantity that the analog quantity of current transformer TA, voltage transformer (VT) TV in forceful electric power after transformer isolation and aperture and load sensor convert to is received analog to digital conversion interface chip.Pulse input port when USB interface, RS-485 serial ports, GPS school are also set; Described AT91SAM9G20 embedded microprocessor is connected to the USB flash disk mouth of panel by usb bus, it is outer standby that RS-485 serial ports is received the uart of AT91SAM9G20 embedded microprocessor, and it is outer standby that, the clock of AT91SAM9G20 embedded microprocessor is received in pulse when in GPS the school.In addition, embedded microcontroller stm32f103c8t6 is connected to the outer standby mouth of another uart of AT91SAM9G20.
In Fig. 1, AT91SAM9G20 is the embedded microprocessor of Aunar the Mearl Corporation, and its kernel is arm926EJ-S; S29GL128 is the flash storage chip of AMD; MT48LC2M32 is synchronous dynamic ram chip; DM900EP and DP83620 are Ethernet chip; MAX11056 is analog to digital conversion interface slice, thin piece.In addition, in figure, stm32f103c8t6 is a embedded microcontroller, in order to manage liquid crystal display and keyboard input.
Integrated function of the present utility model:
A data acquisition. device can Real-time Collection lock position, headstock gear loading, limit switch state, the motor of reaction culverts and water gates operation conditions drive the information such as electrical quantity (bag voltage, electric current, power, electric degree etc.).
The control of b gate opening/closing. every table apparatus can be controlled divide/closing of two fan brake door lifting/lowerings/stop operation and incoming power simultaneously, and support gate determine aperture operation (automatically complete gate opening/closing and operate by presetting aperture).
C defencive function. device is supported the functions such as fast tripping protection, hot relay protection are protected, over-voltage over-current protection, differential protection, loading protection, and supports failure wave-recording function.
D terrain operation interface. device is furnished with Chinese character LCD(liquid crystal display backlight) and keypad, support terrain demonstration, setting parameter and culverts and water gates to open and close operation.
E communication networking function. the communication interface such as pulse input port, Ethernet interface (two mouths) while installing USB interface for subsequent use, RS-485 serial ports, GPS school, can supportive device program upgrade, fault recorder data derives, when GPS school and with the function such as touch-screen, upper control computer networking.
The employing (technological means, technical scheme, principle of work, architectural feature) of the utility model Key Implementation Technology comprises:
A device core devices adopts the AT91SAM9G20 embedded microprocessor of Atmel company based on ARM920T-S core, the inner integrated abundant peripheral hardware resource of AT91SAM9G20, is applicable to require peripheral hardware aboundresources, low in energy consumption, work strict and steady, Industry Control instrument that real-time is high.
B Ethernet adopts DMA transmission, ensures that communication is reliable and stable; Adopt the ethernet access mode of query formulation, avoided because the quick-fried drawback that causes device to crash of network wind is with traditional timing inquiry mode different, itself if the available free time will remove to inquire about Ethernet, accelerate the reaction velocity of Ethernet, improved the real-time of data communication.
C realizes modbus ethernet communication.Modbus agreement is a kind of general purpose language being applied on electronic controller.Modbus/TCP is the Modbus Message Protocol operating on TCP/IP.By this agreement, controller is each other for example, by communicating by letter between network (Ethernet) and miscellaneous equipment.Modbus/TCP agreement has become the standard of a universal industrial network application layer, and industrial configuration software that can compatible domestic popular employing, does not need special protocol converter, has complied with Evolution of Fieldbus trend.
D device adopts the sensors such as linear light lotus root isolating device and aperture and loading to be connected; Voltage and current return all adopt electromagnetic isolation technology.So, can effectively improve reliability and the high noise immunity of device.
E adopts 14 bipolarity successive approximation type a/ds, ensures the high precision of sampling, and sample frequency is 1KHZ, and computation period is 1KHZ, makes aperture and loading data abundance, is conducive to loading and the aperture data of filtering mistake; Electric current, voltage, power, measured value not only reflect first-harmonic, also can correctly reflect 2-13 subharmonic, thereby make measurement result consistent with special measurement table meter.The employing of these technical measures, can improve the accuracy of device data acquisition effectively.
F adopts all-graphic programming technique and stable, reliable protective relay storehouse, improves reliability and the correctness of device program.
The utility model software comprises that the transaction functionality such as device communication, storage, demonstration are completed by inquiry mode; The high functions of requirement of real-time such as gate control, emergency protection and data sampling are completed by interrupt mode.
The culverts and water gates automated system of setting up based on this device is quite simple.System Implementation person, as long as according to culverts and water gates scale, suitably configures a few playscript with stage directions devices (every playscript with stage directions device can be controlled two fan brake doors) and itself and master system is networked.In figure, touch-screen is option, and terrain graphical operation interface can be provided.Implementer just can complete culverts and water gates automated system building work as long as upper computer software is carried out to simple configuration exploitation according to system requirements.
Aperture in the utility model and load sensor adopt sensor of the prior art, and jaw opening sensor model is GAX60-DHS13/12, and load sensor model is QCX-P-6.25T.
Claims (8)
1. a culverts and water gates terrain supervising device, it is characterized in that, described device, taking AT91SAM9G20 embedded microprocessor as core, comprises flash storage chip, synchronous dynamic ram chip, Ethernet chip, analog to digital conversion interface chip, embedded microcontroller and aperture and load sensor; AT91SAM9G20 embedded microprocessor connects flash storage chip, synchronous dynamic ram chip, Ethernet chip, analog to digital conversion interface chip by data bus or address bus, control bus; Analog to digital conversion interface chip connects analog quantity, external impressed current mutual inductor TA, the analog quantity of voltage transformer (VT) TV after transformer isolation that aperture and load sensor convert to.
2. culverts and water gates terrain supervising device according to claim 1, is characterized in that, pulse input port when described device also arranges USB interface, RS-485 serial ports, GPS school; Described AT91SAM9G20 embedded microprocessor is connected to the USB flash disk mouth of panel by usb bus, it is outer standby that RS-485 serial ports is received the uart of AT91SAM9G20 embedded microprocessor, and it is outer standby that, the clock of AT91SAM9G20 embedded microprocessor is received in pulse when in GPS the school.
3. culverts and water gates terrain supervising device according to claim 1, is characterized in that, described aperture and load sensor connect analog to digital conversion interface chip through linear light lotus root isolating device after converting 4-20ma analog quantity to.
4. culverts and water gates terrain supervising device according to claim 1, is characterized in that, described flash storage chip adopts S29GL128.
5. culverts and water gates terrain supervising device according to claim 1, is characterized in that, described synchronous dynamic ram chip adopts MT48LC2M32.
6. culverts and water gates terrain supervising device according to claim 1, is characterized in that, described Ethernet chip adopts DM900EP and DP83620.
7. culverts and water gates terrain supervising device according to claim 1, is characterized in that, described analog to digital conversion interface chip MAX11056.
8. culverts and water gates terrain supervising device according to claim 1, is characterized in that, described embedded microcontroller adopts stm32f103c8t6, connecting fluid crystal display and keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045388.2U CN203705926U (en) | 2014-01-24 | 2014-01-24 | Culvert and water gate in situ monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045388.2U CN203705926U (en) | 2014-01-24 | 2014-01-24 | Culvert and water gate in situ monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203705926U true CN203705926U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420045388.2U Expired - Fee Related CN203705926U (en) | 2014-01-24 | 2014-01-24 | Culvert and water gate in situ monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728963A (en) * | 2014-01-24 | 2014-04-16 | 江苏省秦淮河水利工程管理处 | Sluice gate in-situ monitoring device |
-
2014
- 2014-01-24 CN CN201420045388.2U patent/CN203705926U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728963A (en) * | 2014-01-24 | 2014-04-16 | 江苏省秦淮河水利工程管理处 | Sluice gate in-situ monitoring device |
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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: 20140709 Termination date: 20160124 |
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| EXPY | Termination of patent right or utility model |