CN102323801A - Agricultural water conservancy power intelligent centralized control system and method - Google Patents
Agricultural water conservancy power intelligent centralized control system and method Download PDFInfo
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- CN102323801A CN102323801A CN201110147908A CN201110147908A CN102323801A CN 102323801 A CN102323801 A CN 102323801A CN 201110147908 A CN201110147908 A CN 201110147908A CN 201110147908 A CN201110147908 A CN 201110147908A CN 102323801 A CN102323801 A CN 102323801A
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Abstract
The invention provides an agricultural water conservancy power intelligent centralized control system and a method; the system comprises an advanced risc machines (ARM) processor; the ARM processor is connected with a cell phone card module, a photoelectric coupling device, an analog-to-digital converter, a rechargeable lithium battery and a double data rate random access memory (DDR RAM); the photoelectric coupling device is also connected with a switching quantity input and output module; the analog-to-digital converter is connected with an analog input module; and the analog input module is respectively connected with a voltage transformator and a current transformator. The agricultural water conservancy power intelligent centralized control system can manage the power consumption of the power equipment in the field of agricultural water conservancy conveniently and flexibly.
Description
Technical field
The present invention relates to electric and electronic technical field, particularly a kind of agricultural water conservancy electric intelligent centralized control system.
Background technology
Have part Utilities Electric Co. to adopt long-distance meter-reading system or pre-payment kilowatt meter reading-out system now, but all be basically be applied to the 10kV electric pressure and more than, and, also do not realize automatic data logging to the 380V/220V pump motor user that the rural irrigation is used.Some has installed the Utilities Electric Co. at county level of pre payment watthour meter; Post-pay paystation, the back use of electric weight have just been realized; And real-time power information can not collect, and inconvenience and flexible is used and managed to the reading information of still copying the power taking kilsyth basalt to the scene in every month through the worker that checks meter.
Summary of the invention
The present invention provides a kind of agricultural water conservancy electric intelligent centralized control system and method, and the electricity consumption to the power equipment of agricultural water conservancy that can be convenient, flexible is managed.
To achieve these goals, the present invention provides following technical scheme:
A kind of agricultural water conservancy electric intelligent centralized control system; It comprises: arm processor; Said arm processor is connected with mobile phone card module, photoelectric coupled device, A-D converter, chargeable lithium cell and DDRRAM; Said photoelectric coupled device also is connected with the switching value input/output module, and said A-D converter also is connected with the analog quantity load module, and said analog quantity load module connects the voltage transformer (VT) summation current transformer respectively.
Preferably, said arm processor also is connected with card reader module, ZigBee wave point, RS485 interface, Nand Flash and SPI Flash.
The present invention also provides a kind of agricultural water conservancy electric intelligent centralized control method, is applied to the described agricultural water conservancy electric intelligent of technique scheme centralized control system, and this method comprises:
Gather the voltage and current of electric supply meter in real time through the analog quantity load module, and convert said voltage and current to digital signal, said digital signal is input to said arm processor through said A-D converter;
Said arm processor calculates various electrical parameters according to said digital signal;
Judge whether said electrical parameter arrives predefined warning value;
If arrive said warning value, then send alarm message and give the user through said mobile phone card module, continue to pay dues with prompting, otherwise the voltage and current of electric supply meter is gathered in continuation in real time through the analog quantity load module.
Preferably, saidly send alarm message through said mobile phone card module and give the user, afterwards, further comprise:
Judge whether said electric weight arrives predefined power-down value;
If then break off this user's power supply, otherwise the voltage and current of electric supply meter is gathered in continuation in real time through the analog quantity load module.
Through implementing above technical scheme; Has following technique effect: system and method provided by the invention; Draw real-time power consumption information through gathering voltage, electric current and watt-hour meter reading; According to preset pump motor parameter, water pump parameter and water source parameter, through calculating the real-time information of water consumption.Can read the cost information that prestores in user's magnetic card through card reader module; Contrast in real time with the generation expense of power consumption and water consumption; When the expense of prestoring is lower than setting value, send short message for corresponding user through the mobile phone card module, remind the user in time to continue to pay dues; When the expense of prestoring is zero, outage automatically.Make the management of power use, the use of the power equipment in the agricultural water conservancy more convenient and flexible.
Description of drawings
The structural representation of the system that Fig. 1 provides for the embodiment of the invention;
The method flow diagram that Fig. 2 provides for the embodiment of the invention.
Embodiment
Technical scheme is for a better understanding of the present invention described embodiment provided by the invention in detail below in conjunction with accompanying drawing.
The embodiment of the invention provides a kind of agricultural water conservancy electric intelligent centralized control system; As shown in Figure 1; This system comprises: ARM (Advanced RISC Machines; Be a tame esbablished corporation of microprocessor industry) processor; Said arm processor is connected with mobile phone card module, photoelectric coupled device, A-D converter, chargeable lithium cell and DDR RAM (Synchronous Dynamic Random Access Memory), and said photoelectric coupled device also is connected with the switching value input/output module, and said A-D converter also is connected with the analog quantity load module.In a further embodiment, this chargeable lithium cell also is connected with Switching Power Supply, conveniently to charge.Said analog quantity load module is used to receive the input of IA, IB, IC (A, B, three kinds of different current transformers of C), UA, UB, UC (A, B, three kinds of different voltages with different mutual inductors of C).
In the application of this system, 3 voltage transformer (VT) UA, UB, UC and 3 current transformer IA, IB, IC are set, but full electric parameters such as calculating voltage current power frequency.2 tunnel DC quantity input signals are gathered, 8 way switch amounts are imported and the feasible scene of No. 6 relays output is used more flexible; The communication interface aspect is provided with field-bus interface CAN and RS485 interface simultaneously; And adopt Standards Code to make rig-site utilization transparence more; Adopt the Switching Power Supply of wide input range, import interchange or the direct current of optional 85V～265V, the various field conditions of flexible adaptation.
In a further embodiment; In order to make this system have more function; Said arm processor also is connected with card reader module, ZigBee wave point (synonym of IEEE 802.15.4 agreement, the technology of stipulating according to this agreement is the wireless communication technology of a kind of short distance, low-power consumption), RS485 interface (a kind of interface of intelligence instrument), Nand Flash (internal memory of non-linear macroelement pattern) and the SPI Flash (Serial Peripheral Interface internal memory) that is used to read various data cards.This card reader module is used for the plug-in card electricity consumption situation of convenient identification different user; Each magnetic card numbering can correspondence be provided with a cell-phone number; The expense that on detecting magnetic card, prestores is lower than when setting amount; To sending reminding short message with the predefined corresponding cell-phone number of this magnetic card, the prompting user notes the expense that prestores in advance to arm processor through the mobile phone card module.The RS485 interface is used to insert the full electronic watt-hour meter, reads each item numerical information of watt-hour meter.The meter-copy device that the ZigBee wave point is used to insert the intelligent electric meter of band wireless communication interface or has wave point; Also be to establish in order to obtain information about power; Mobile phone card module and background system communication; Can select to use the card number of commmunication company or CHINAUNICOM according to the signal coverage varies of local communication operator.
This system draws real-time power consumption information through gathering voltage, electric current and watt-hour meter reading, according to preset pump motor parameter, water pump parameter and water source parameter, through calculating the real-time information of water consumption.Can read the cost information that prestores in user's magnetic card through card reader module; Contrast in real time with the generation expense of power consumption and water consumption; When the expense of prestoring is lower than setting value, send short message for corresponding user through the mobile phone card module, remind the user in time to continue to pay dues; When the expense of prestoring is zero, outage automatically.
3～15 subharmonic content and actual values of the also real-time calculating voltage of this system and the magnitude of current are sent alarm signal and are given Utilities Electric Co. when undergoing mutation or exceed standard, play certain anti-stealing electricity function.
The embodiment of the invention also provides a kind of agricultural water conservancy electric intelligent centralized control method; Be applied to the described agricultural water conservancy electric intelligent of the foregoing description centralized control system; Be used for the power consumption of power equipments such as water pump is controlled and managed, as shown in Figure 2, the method comprising the steps of:
S201, gather the voltage and current of electric supply meter in real time, and convert said voltage and current to digital signal, said digital signal is input to said arm processor through said A-D converter through the analog quantity load module.
Among this step S201 voltage signal, the current signal that is linked into the analog quantity load module through collection.Through after the conversion of A-D converter; Obtain corresponding high-accuracy digital signal; According to this digital signal; This arm processor calculates instantaneous value, the effective value of voltage and current, active power, reactive power, power factor, meritorious electric weight, capacity of idle power, information such as the effective value harmonic content of each preface component value and each harmonic (3～15 times), wave form distortion degree.
S202, said arm processor calculate various electrical parameters according to said digital signal.
According to gathering and information such as power consumption information that calculates and predefined water pump parameter, calculate the real-time information of water consumption.
S203, judge whether said electrical parameter arrives predefined warning value.
According to the information of power consumption and water consumption, the remaining sum that draws the expense that prestores in cost information and the user's magnetic card through predefined rate contrasts in real time.
If S204 arrives said warning value, then send alarm message and give the user through said mobile phone card module, continue to pay dues with prompting, otherwise proceed the voltage and current that the analog quantity load module is gathered electric supply meter in real time that passes through of step S201.That is: when the expense of prestoring is lower than the amount of setting,, point out it in time to continue to pay dues to the cell-phone number transmission reminding short message of relative users.
In a further embodiment, after the said step S204, further comprise step:
S205, judge whether said electric weight arrives predefined power-down value;
S206 if, then break off this user's power supply, otherwise, proceed the voltage and current that the analog quantity load module is gathered electric supply meter in real time that passes through of step S201.
In above-mentioned steps, when amount is zero, send trip command, the power supply of excision pump motor is shut down by force.
This method draws real-time power consumption information through gathering voltage, electric current and watt-hour meter reading, according to preset pump motor parameter, water pump parameter and water source parameter, through calculating the real-time information of water consumption.Can read the cost information that prestores in user's magnetic card through card reader module; Contrast in real time with the generation expense of power consumption and water consumption; When the expense of prestoring is lower than setting value, send short message for corresponding user through the mobile phone card module, remind the user in time to continue to pay dues; When the expense of prestoring is zero, outage automatically.
More than a kind of agricultural water conservancy electric intelligent centralized control system and method that the embodiment of the invention provided have been carried out detailed introduction; For one of ordinary skill in the art; Thought according to the embodiment of the invention; The part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (4)
1. agricultural water conservancy electric intelligent centralized control system; It is characterized in that; Comprise: arm processor, said arm processor are connected with mobile phone card module, photoelectric coupled device, A-D converter, chargeable lithium cell and DDR RAM, and said photoelectric coupled device also is connected with the switching value input/output module; Said A-D converter also is connected with the analog quantity load module, and said analog quantity load module connects the voltage transformer (VT) summation current transformer respectively.
2. agricultural water conservancy electric intelligent centralized control system according to claim 1 is characterized in that said arm processor also is connected with card reader module, ZigBee wave point, RS485 interface, Nand Flash and SPI Flash.
3. an agricultural water conservancy electric intelligent centralized control method is applied to the described agricultural water conservancy electric intelligent of claim 1 or claim 2 centralized control system, it is characterized in that this method comprises:
Gather the voltage and current of electric supply meter in real time through the analog quantity load module, and convert said voltage and current to digital signal, said digital signal is input to said arm processor through said A-D converter;
Said arm processor calculates various electrical parameters according to said digital signal;
Judge whether said electrical parameter arrives predefined warning value;
If arrive said warning value, then send alarm message and give the user through said mobile phone card module, continue to pay dues with prompting, otherwise the voltage and current of electric supply meter is gathered in continuation in real time through the analog quantity load module.
4. like the said method of claim 3, it is characterized in that, saidly send alarm message through said mobile phone card module and give the user, afterwards, further comprise:
Judge whether said electric weight arrives predefined power-down value;
If then break off this user's power supply, otherwise the voltage and current of electric supply meter is gathered in continuation in real time through the analog quantity load module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110147908A CN102323801A (en) | 2011-06-03 | 2011-06-03 | Agricultural water conservancy power intelligent centralized control system and method |
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| CN201110147908A CN102323801A (en) | 2011-06-03 | 2011-06-03 | Agricultural water conservancy power intelligent centralized control system and method |
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| CN102323801A true CN102323801A (en) | 2012-01-18 |
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| CN201110147908A Pending CN102323801A (en) | 2011-06-03 | 2011-06-03 | Agricultural water conservancy power intelligent centralized control system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103517239A (en) * | 2013-09-23 | 2014-01-15 | 苏州经贸职业技术学院 | Wireless real-time communication electricity quantity loss short message reminding system based on GSM network |
| CN105304953A (en) * | 2015-09-22 | 2016-02-03 | 苏州工业园区职业技术学院 | Intelligent hybrid battery management system |
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| JPH07282352A (en) * | 1994-04-14 | 1995-10-27 | Ricoh Elemex Corp | Supply controller |
| US6014089A (en) * | 1996-10-28 | 2000-01-11 | Tracy Corporation Ii | Method for transmitting data using a digital control channel of a wireless network |
| CN201262644Y (en) * | 2008-09-29 | 2009-06-24 | 山西省电力公司晋城供电分公司 | Synthesis device for examining watthour meter wire splice and calculating balance electricity quantity |
| CN101794480A (en) * | 2010-02-01 | 2010-08-04 | 合肥工业大学 | Pre-purchased power controller |
| CN202110431U (en) * | 2011-06-03 | 2012-01-11 | 保定和易法电气科技有限公司 | Intelligent centralized control system for agricultural water conservancy electrical device |
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2011
- 2011-06-03 CN CN201110147908A patent/CN102323801A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07282352A (en) * | 1994-04-14 | 1995-10-27 | Ricoh Elemex Corp | Supply controller |
| US6014089A (en) * | 1996-10-28 | 2000-01-11 | Tracy Corporation Ii | Method for transmitting data using a digital control channel of a wireless network |
| CN201262644Y (en) * | 2008-09-29 | 2009-06-24 | 山西省电力公司晋城供电分公司 | Synthesis device for examining watthour meter wire splice and calculating balance electricity quantity |
| CN101794480A (en) * | 2010-02-01 | 2010-08-04 | 合肥工业大学 | Pre-purchased power controller |
| CN202110431U (en) * | 2011-06-03 | 2012-01-11 | 保定和易法电气科技有限公司 | Intelligent centralized control system for agricultural water conservancy electrical device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103517239A (en) * | 2013-09-23 | 2014-01-15 | 苏州经贸职业技术学院 | Wireless real-time communication electricity quantity loss short message reminding system based on GSM network |
| CN103517239B (en) * | 2013-09-23 | 2016-04-27 | 苏州经贸职业技术学院 | Wireless real time communication electricity based on GSM network expends SMS prompt system |
| CN105304953A (en) * | 2015-09-22 | 2016-02-03 | 苏州工业园区职业技术学院 | Intelligent hybrid battery management system |
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Application publication date: 20120118 |