CN208043142U - A kind of agricultural pumping plant water intelligent online monitoring system - Google Patents
A kind of agricultural pumping plant water intelligent online monitoring system Download PDFInfo
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- CN208043142U CN208043142U CN201721742545.5U CN201721742545U CN208043142U CN 208043142 U CN208043142 U CN 208043142U CN 201721742545 U CN201721742545 U CN 201721742545U CN 208043142 U CN208043142 U CN 208043142U
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- water
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- agriculture
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Abstract
The utility model discloses a kind of agriculture pumping plant water intelligent onlines to monitor system, including electricity-water quantity monitoring node, data communication node and host computer monitor terminal, electricity-water quantity monitoring node includes the power conversion module being unidirectionally connected successively, alternating voltage current acquisition module, electricity computing module and microcontroller, microcontroller is connected with 485 communication modules, alternating voltage current acquisition module includes voltage transformer, the sample circuit of current transformer and mutual inductor output end, the data communication node is connected by communication between 485 communication module and host computer monitoring terminal respectively.A kind of agriculture pumping plant based on electricity-water relationship provided by the utility model monitors system with water intelligent online, embedded system is used in combination with the 4G modules transmitted at a distance, it ensure that the real-time and reliability of monitoring, agriculture water is measured by the measurement to electricity simultaneously, greatly reduces equipment cost.
Description
Technical field
The utility model is related to a kind of intelligent onlines to monitor system, and in particular to a kind of agricultural pumping plant water intelligent online prison
Examining system belongs to agriculture project monitoring field.
Background technology
" 13 " are critical period of the all-round construction at well-off society, are also to speed up transformation water resource Land use systems, are promoted
Vital 5 years of national water safety supportability.China is a large agricultural country, and in farmland irrigating engineering, pump works exists
Occupy important role in agricultural water, in period in busy farming season, at every moment there is a large amount of pumping plant to be operated, handles up a large amount of
Water, while being also consumed by a large amount of electric energy.Therefore, accurately with obtain pump house in the handling capacity of water pump and the electricity consumption of water pump
Amount carries out water fee collection for hydraulic department has important value, while having with social benefit to the economic benefit for improving pumping plant
Important meaning.One agriculture water quantity monitoring system intelligently modernized of structure gradually obtains the attention of relevant departments.In addition it passes
The pump capacity of system, which is measured, to carry out the calibration of water using the method for flowmeter, measures, and has the shortcomings that equipment cost is high.
Utility model content
The technical problems to be solved in the utility model is to provide one kind and can reduce equipment cost, realize water pump in pump station fortune
The on-line monitoring of row state, power consumption, water consumption, the accurate agriculture for obtaining the electricity consumption of the handling capacity and water pump of water pump in pump house
Industry pumping plant monitors system with water intelligent online.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
It is a kind of agricultural pumping plant with water intelligent online monitor system, including electricity-water quantity monitoring node, data communication node with
And host computer monitors terminal, the electricity-water quantity monitoring node includes the power conversion module being unidirectionally connected successively, alternating voltage
Current acquisition module, electricity computing module and microcontroller, the microcontroller are connected with 485 communication modules, the alternating current piezoelectricity
Stream acquisition module includes the sample circuit of voltage transformer, current transformer and mutual inductor output end, the data communication section
Point is connected by communication between 485 communication module and host computer monitoring terminal respectively.
The number of the electricity-water quantity monitoring node is N number of, and wherein N is the integer more than or equal to 1.
The microcontroller is connected with display module.
The model STM32F103ZET6 of the microcontroller.
The electricity computing module selects electric energy computation chip IDT90E36.
The current transformer uses HCT921L models.
The beneficial effects of the utility model：A kind of agriculture water based on electricity-water relationship provided by the utility model
Embedded system is used in combination on-line monitoring system with the 4G modules transmitted at a distance, ensure that the real-time of monitoring with can
By property, the intelligence, networking, modernization level of agriculture water quantity monitoring are improved.Compared with traditional technology, the utility model is kept away
Exempt to carry out the calibration of water using the method for flowmeter, measure, by between the measurement of electricity and according to electricity-water relationship
Being measured to agriculture water for connecing property, greatly reduces equipment cost；Electricity-water can be closed according to historical data simultaneously
System is revised, and the accuracy of metering and intelligent is increased.
Description of the drawings
Fig. 1 is the system block diagram that a kind of agriculture pumping plant water intelligent online of the utility model monitors system；
Fig. 2 is power conversion module and voltage transformer and its peripheral circuit structure chart in the utility model；
Fig. 3 is current transformer and its peripheral circuit structure chart in the utility model；
Fig. 4 is electricity computing module and its peripheral circuit structure chart in the utility model.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings, following embodiment is only used for clearly illustrating this
The technical solution of utility model, and the scope of protection of the utility model cannot be limited with this.
As shown in Figure 1, the utility model provides a kind of agriculture water on-line monitoring system, including several electricity-water
It measures monitoring node, data communication node and host computer and monitors terminal, wherein electricity-water quantity monitoring node is suitable for obtaining in pumping plant
Operating status, operating voltage, electric current and the electricity consumption situation of each water pump, while according to electricity-water relation curve to electricity
Water is converted, and by 485 modules by collected data transmission to data communication node；Data communication node is suitable for each
Monitoring node and host computer monitoring terminal carry out bidirectional data communication in a manner of wireless signal；Position machine is suitable for in pumping plant water
Pump operation state, power consumption, water usage data are monitored in real time, while also being provided electricity-water relation curve and being fitted function,
Relevant parameter is drafted by historical data, simultaneous transmission to terminal carries out parameter revision.
Alternating voltage current acquisition module includes the sample circuit of voltage, current transformer and mutual inductor output end.Such as
Shown in Fig. 2, H1, H2 are the input terminal of voltage transformer, and external pump motor starts the arbitrary two-phase in three-phase circuit in cabinet,
T1, T2 are the voltage transformer of 2mA/2mA, and operating current is much smaller than the operating current of water pump, it is therefore desirable to increase a power supply
Conversion module, therefore input current is limited within 2mA in connect one 200K ohm of big resistance of 1 foot, R2, R4 resistance
I/V converts the effect of sample resistance, and current signal generates a corresponding voltage (0~720mV) and is transmitted on R2, R4
V1P, V2P pin of 90E36 chips.
As shown in figure 3, H3, H4 are the output end of current transformer, current transformer uses HCT921L models, maximum energy
The electric current of 100A is enough captured, the starting current of usual water pump is 20~30A, and for operating current in 40~90A etc., mutual inductor is defeated
Outlet is 0~40mA current signals, and R5, R6 resistance play I/V conversion sample resistances, and current signal generates on R5, R6
One corresponding voltage (0~720mV), is delivered to I1P, I2P pin of the electric energy computation chip of electricity computing module.
As shown in figure 4, electricity computing module includes electric energy computation chip IDT90E36 and its peripheral circuit, the I1P of chip,
I1N, I2P, I2N and V1P, V2P pins are separately connected the output end of alternating voltage current acquisition module；Chip has high stability
On piece reference power supply, Vref pins need external 10uF and two capacitances of 0.1uF；Simulation ground and digitally, analog power sum number
Word power supply need to be isolated using 10uH inductance；PM0, PM1 control the operating mode of computation chip；Entire chip is adopted with microcontroller
It is communicated with SPI interface or DMA, the electricity data of calculating is stored in related register carries out instruction reading by microcontroller.
Microcontroller model STM32F103ZET6 reads the electricity that electricity computing module is calculated by SPI or DMA
Amount carries out related operation and is converted to electricity water according to electricity-water relation curve, and microcontroller is connected with display module, and
By related data, real-time display, display module are LCD display on display module, while passing through 485 module transfers to data
Communication node.
Built in USR-G780 moneys the 4G DTU, the DTU of someone's technology of Internet of things Cable companies that data communication node uses
8 embeded processors, embed complete ICP/IP protocol stack, and the 4G modules for supporting five moulds, 12 frequency, Ke Yichang are contained in inside
The work that phase high speed is stablized, strong antijamming capability are easy to use.
The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of agricultural pumping plant monitors system with water intelligent online, it is characterised in that：Including electricity-water quantity monitoring node, data
Communication node and host computer monitor terminal, and the electricity-water quantity monitoring node includes the power conversion mould being unidirectionally connected successively
Block, alternating voltage current acquisition module, electricity computing module and microcontroller, the microcontroller is connected with 485 communication modules, described
Alternating voltage current acquisition module includes the sample circuit of voltage transformer, current transformer and mutual inductor output end, described
Data communication node is connected by communication between 485 communication module and host computer monitoring terminal respectively.
2. a kind of agriculture pumping plant according to claim 1 monitors system with water intelligent online, it is characterised in that：The electricity
The number of amount-water quantity monitoring node is N number of, and wherein N is the integer more than or equal to 1.
3. a kind of agriculture pumping plant according to claim 1 monitors system with water intelligent online, it is characterised in that：The monolithic
Machine is connected with display module.
4. a kind of agriculture pumping plant according to claim 1 monitors system with water intelligent online, it is characterised in that：The monolithic
The model STM32F103ZET6 of machine.
5. a kind of agriculture pumping plant according to claim 1 monitors system with water intelligent online, it is characterised in that：The electricity
Computing module selects electric energy computation chip IDT90E36.
6. a kind of agriculture pumping plant according to claim 1 monitors system with water intelligent online, it is characterised in that：The electric current
Mutual inductor uses HCT921L models.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742545.5U CN208043142U (en) | 2017-12-14 | 2017-12-14 | A kind of agricultural pumping plant water intelligent online monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742545.5U CN208043142U (en) | 2017-12-14 | 2017-12-14 | A kind of agricultural pumping plant water intelligent online monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208043142U true CN208043142U (en) | 2018-11-02 |
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Family Applications (1)
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|---|---|---|---|
| CN201721742545.5U Active CN208043142U (en) | 2017-12-14 | 2017-12-14 | A kind of agricultural pumping plant water intelligent online monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN208043142U (en) |
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2017
- 2017-12-14 CN CN201721742545.5U patent/CN208043142U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230105 Address after: Building 3, No. 1668, Huacheng Road, Jintan District, Changzhou City, Jiangsu Province, 213212 Patentee after: Haiji (Changzhou) Industrial Intelligent Technology Co.,Ltd. Address before: 213022 Building 3, Hefengyuan, Longhutang Street, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU HAIYA IOT SENSOR TECHNOLOGY CO.,LTD. |