CN112130496A - Electromagnetic valve low-power consumption control device based on Bluetooth networking - Google Patents
Electromagnetic valve low-power consumption control device based on Bluetooth networking Download PDFInfo
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- CN112130496A CN112130496A CN202011005916.8A CN202011005916A CN112130496A CN 112130496 A CN112130496 A CN 112130496A CN 202011005916 A CN202011005916 A CN 202011005916A CN 112130496 A CN112130496 A CN 112130496A
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- electromagnetic valve
- bluetooth
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- power consumption
- consumption control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a low-power consumption control device of an electromagnetic valve based on Bluetooth networking, which realizes low-power information transmission between the electromagnetic valve and terminal equipment by utilizing Bluetooth 5.1, and realizes accurate positioning of the electromagnetic valve by using the unique AOA positioning technology of the Bluetooth 5.1. In the aspect of low power consumption control of the solenoid valve, the pulse width modulation technology is adopted to adjust the duty ratio of the voltage applied to the solenoid valve so as to realize low power consumption control. Meanwhile, self-generating modules such as a direct current generator module and a solar cell module are designed to be matched with each other to generate electricity, the defect that a power supply needs to be pulled outwards in a traditional electromagnetic valve is overcome, and the problem of pipeline pressure drop caused by the fact that the direct current generator is connected in series is solved. The invention realizes the accurate positioning of the electromagnetic valve, the low-power transmission of information and the low-power consumption control, and has the advantages of easy realization of the technology and practical value.
Description
Technical Field
The invention relates to a Bluetooth networking technology, in particular to a low-power-consumption control device of an electromagnetic valve based on Bluetooth networking.
Background
With the development of communication, bluetooth is widely used as an information transmission technology. Indoor positioning of bluetooth 5.0 needs to be matched with WiFi to reach meter level. With the introduction of Bluetooth 5.1, the specific AOA/AOD positioning technology provides high-precision indoor positioning reaching the centimeter level. The indoor positioning technology which is lower in cost, higher in precision and easier to popularize is provided, conditions are provided for low power consumption and rapid transmission of data, and indoor positioning can be applied to more scenes of the Internet of things.
In the application of the traditional normally open electromagnetic valve, the attraction adopts full pressure control, but the voltage required to maintain the attraction state in the attraction state of the electromagnetic valve is far less than the full pressure in the action state, and a large amount of electric energy can be wasted in the stage.
In the aspect of power supply, the traditional electromagnetic valve needs to be externally pulled, so that the installation difficulty is greatly increased. Therefore, a self-generating device needs to be added, and if a direct-current generator is added to perform self-generation, the situation of pressure loss of a rear pipeline is caused, so that a supercharging device needs to be added.
Aiming at the defects of the traditional electromagnetic valve control device, the invention provides a low-power consumption control device of an electromagnetic valve based on Bluetooth networking, which is used for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention designs the electromagnetic valve low-power consumption control device based on the Bluetooth networking.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a solenoid valve controlling means based on bluetooth network deployment which characterized in that includes: the system comprises a communication device, a positioning device, a sensing device, an electromagnetic valve 2, power supply equipment, terminal equipment 15, a supercharging device and a micro system processing module; the communication device and the positioning device are Bluetooth devices, Bluetooth 5.1 is adopted for positioning the electromagnetic valve 2 and data interaction between the sensing device and the terminal equipment 15, the first Bluetooth device 3 is fixed at the upper end of the electromagnetic valve 2, and the second Bluetooth device 8 is fixed at the upper end of the booster pump 7; the sensing device is a flow rate sensing device and is used for acquiring real-time data of the flow rate of the pipeline, the first flow rate sensing device 5 is connected in series on the pipeline 1 behind the electromagnetic valve 2 and is powered by the power storage device 11, the second flow rate sensing device 10 is connected in series on the pipeline behind the booster pump 7 and is powered by the voltage reduction rectifying device 12; the power supply device is a direct current generator 6 and is connected in series with a pipeline 1 at the rear end of an electromagnetic valve 2, a solar cell 14 can be selectively installed according to the environment, an electric energy output end is connected with an input port of an electricity storage device 11, the supercharging device is a supercharging pump 7 and is connected in series with the rear of the direct current generator 6 and used for supercharging the pipeline 1, and the device is directly powered by a voltage reduction and rectification device 12. The micro system processing module is used for receiving terminal signals and outputting PWM (pulse-width modulation) waves to control related actuators, the first micro system processing module 4 is installed at the upper end of the electromagnetic valve 2, and the second micro system processing module 9 is installed at the upper end of the booster pump 7.
Preferably, the positioning device and the communication device are integrated into a bluetooth device;
preferably, the electromagnetic valve is an electromagnetic valve adopting a pulse width modulation technology;
preferably, the power supply device is a direct current generator and a solar battery;
preferably, the supercharging device is a supercharging pump controlled by adopting a pulse width modulation technology;
preferably, the model of the bluetooth chip is nFR 52811.
Compared with the prior art, the invention has the beneficial effects that:
1. compared with the traditional solenoid valve control device, the invention adds a Bluetooth technology, can carry out information interaction with the terminal in real time and can realize accurate positioning;
2. the traditional electromagnetic valve only has two modes of 'power supply' and 'power loss', the invention adopts a pulse width modulation technology, can realize the function of 'supplying least power', experiments are carried out in advance to maintain the required minimum voltage duty ratio for attracting the electromagnetic valve, the state of the electromagnetic valve is judged by processing flow speed data through a terminal, and then whether PWM waves are output for control is determined, so that the effect of saving electric energy is realized;
3. the traditional electromagnetic valve control device needs an external power supply to independently supply power, and the invention is additionally provided with two power supply modes of a direct-current generator and a solar battery, so that the power supply is simpler and more convenient;
4. the invention adds the direct current generator to carry out self-generating, and adds the supercharging device to carry out pressure compensation.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention.
Fig. 2 is a two-dimensional bluetooth AOA positioning schematic of the present invention.
In the drawings, the numerical meanings are as follows: 1: a pipeline; 2: an electromagnetic valve; 3: a first Bluetooth device; 4: a first microsystem processing module; 5: a first flow rate sensing device; 6: a DC generator; 7: a booster pump; 8: a second Bluetooth device; 9: a second microsystem processing module; 10: a second flow rate sensing device; 11: an electricity storage device; 12: a step-down rectifying device; 13: a socket; 14: a solar cell; 15: and (4) terminal equipment.
Detailed Description
The invention discloses a low-power consumption control device of an electromagnetic valve based on Bluetooth networking, which specifically comprises the following contents:
1. the communication device and the positioning device realize information interaction and Bluetooth AOA positioning. The method comprises the following steps:
step1, a first flow rate sensing device 5 and a second flow rate sensing device 10 which are assembled on a pipeline 1 acquire flow rate information, and low-power transmission of the information is realized through Bluetooth 5.1 and terminal equipment;
step2, the bluetooth signal wave transmitted by the first bluetooth device 3 at the upper end of the electromagnetic valve 2 will generate a phase difference Δ ψ between the bluetooth signals received by different receiving antennas because the antennas arranged in the array of the terminal device 15 have a distance d known and smaller than the half wavelength of the signal wave, when the array antennas are close enough, the bluetooth signal wave can be regarded as a straight line propagation within a small enough distance, and the direction of the bluetooth signal wave transmission can be calculated by a trigonometric formula according to the phase difference Δ ψ between the bluetooth signals received by each antenna, the bluetooth signal wavelength λ and the distance d between the receiving antennas. If the receiving end and the transmitting end are kept equal to each other, referring to fig. 2, there are A, B two receiving antennas, the distance is d and less than half a wavelength, and C is the transmitting end. Line 1 is the signal wave received by the antenna a at time t1, line 2 is the signal wave received by the antenna B at time t2, the specific steps of calculating the direction are as follows,
STEP1, establishing a Cartesian rectangular coordinate system by taking the point B as an origin;
STEP2, the distance l between the straight line 1 and the straight line 2 is calculated:
STEP3 the value of the acceptance angle theta is determined by the trigonometric formula:
and 3, determining the direction of the Bluetooth signal transmitting terminal, and calculating the distance between the terminal equipment 15 and the Bluetooth signal transmitting terminal by combining the signal strength. The direction and the distance which are comprehensively calculated and the position are uniquely determined, so that the electromagnetic valve 2 is positioned;
2. and the terminal equipment processes data to realize low-power consumption control on the electromagnetic valve. The method comprises the following steps:
step1, a Bluetooth receiving end of terminal equipment 15 transmits a received water flow rate signal to a processor for data processing, and judges the state of an electromagnetic valve;
step2, according to the judged state, if the state is a pull-in holding state, a signal of the output PWM wave is transmitted to the first micro system processing module 4 through Bluetooth, the first micro system processing module 4 outputs a preset proper PWM wave to control the electromagnetic valve 2 through a driving circuit, the average voltage is reduced, and low power consumption control of the electromagnetic valve 2 is realized;
3. the power supply device realizes convenient power supply to the electromagnetic valve 2. The method comprises the following scheme:
according to the scheme 1, if the electromagnetic valve 2 is installed in a place with poor illumination, the direct current generator 6 is used for driving the blades to rotate through the flowing of liquid in the pipeline 1 to generate electricity, the output electric energy is stored through the electricity storage device 11, and the electromagnetic valve 2, the Bluetooth equipment, the micro-processing system, the sensing device and the like are powered through the related conversion circuit during power supply;
according to the scheme 2, if the installation environment of the electromagnetic valve 2 is in a place with sufficient illumination, the solar cell 14 is used for generating electricity through illumination, the output electric energy is stored through the electricity storage device 11, and low-voltage direct-current equipment such as the electromagnetic valve 2, Bluetooth equipment and a sensing device is supplied with power through a related conversion circuit during power supply;
4. the supercharging device achieves pressure compensation of the pipeline 1. The method comprises the following steps:
step1, arranging a booster pump 7 behind a direct current generator 6, and simultaneously adding a flow velocity sensing device behind the booster pump 7;
step2, the second flow rate sensing device 10 behind the booster pump 7 and the first flow rate sensing device 5 in front of the direct current generator 6 send flow rate information to the terminal equipment 15 through Bluetooth 5.1;
step3, the terminal equipment 15 compares the two signals and controls the output PWM duty ratio through a PID algorithm; the PID algorithm comprises the following specific steps:
STEP1: comparing the signals of the first flow rate sensing device 5 and the second flow rate sensing device 10 to obtain a deviation signal e (t);
STEP2, through the PID algorithm formula, change the PWM duty ratio,
STEP3: stopping until the deviation signal is e (t) = 0;
and 4, when the flow rates of the pipeline 1 part in front of the direct current generator and the pipeline 1 part behind the booster pump are consistent, and the PWM duty ratio is fixed, the rotating speed of the booster pump is kept unchanged.
Claims (6)
1. The utility model provides a solenoid valve controlling means based on bluetooth network deployment which characterized in that includes: the system comprises a communication device, a positioning device, a sensing device, an electromagnetic valve 2, power supply equipment, terminal equipment 15, a supercharging device and a micro system processing module; the communication device and the positioning device are Bluetooth devices, Bluetooth 5.1 is adopted for positioning the electromagnetic valve 2 and data interaction between the sensing device and the terminal equipment 15, the first Bluetooth device 3 is fixed at the upper end of the electromagnetic valve 2, and the second Bluetooth device 8 is fixed at the upper end of the booster pump 7; the sensing device is a flow rate sensing device and is used for acquiring real-time data of the flow rate of the pipeline, the first flow rate sensing device 5 is connected in series on the pipeline 1 behind the electromagnetic valve 2 and is powered by the power storage device 11, the second flow rate sensing device 10 is connected in series on the pipeline behind the booster pump 7 and is powered by the voltage reduction rectifying device 12; the power supply equipment is a direct current generator 6 which is connected in series on the pipeline 1 at the rear end of the electromagnetic valve 2 and a solar cell 14 which can be selectively installed according to the environment, the electric energy output end is connected with the input port of the electricity storage device 11, the supercharging device is a booster pump 7 which is connected in series behind the direct current generator 6 and is used for boosting the pipeline 1, and the device is directly powered by a voltage reduction rectifying device 12; the micro system processing module is used for receiving terminal signals and outputting PWM (pulse-width modulation) waves to control related actuators, the first micro system processing module 4 is installed at the upper end of the electromagnetic valve 2, and the second micro system processing module 9 is installed at the upper end of the booster pump 7.
2. The electromagnetic valve control device based on Bluetooth networking of claim 1, characterized in that: the positioning device and the communication device are integrated in a Bluetooth device.
3. The electromagnetic valve control device based on Bluetooth networking of claim 1, characterized in that: the electromagnetic valve adopts a pulse width modulation technology.
4. The electromagnetic valve control device based on Bluetooth networking of claim 1, characterized in that: the power supply equipment is a direct current generator and a solar battery.
5. The electromagnetic valve control device based on Bluetooth networking of claim 1, characterized in that: the booster device is a booster pump controlled by adopting a pulse width modulation technology.
6. The electromagnetic valve control device based on Bluetooth networking of claim 2, characterized in that: the model of the Bluetooth chip is nFR 52811.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011005916.8A CN112130496A (en) | 2020-09-23 | 2020-09-23 | Electromagnetic valve low-power consumption control device based on Bluetooth networking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011005916.8A CN112130496A (en) | 2020-09-23 | 2020-09-23 | Electromagnetic valve low-power consumption control device based on Bluetooth networking |
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| Publication Number | Publication Date |
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| CN112130496A true CN112130496A (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011005916.8A Withdrawn CN112130496A (en) | 2020-09-23 | 2020-09-23 | Electromagnetic valve low-power consumption control device based on Bluetooth networking |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203010765U (en) * | 2012-12-21 | 2013-06-19 | 赵连臣 | Heat supply device for heating station |
| CN203384455U (en) * | 2013-07-23 | 2014-01-08 | 广州龙之杰科技有限公司 | Energy-saving control device of electromagnetic valve |
| CN204852935U (en) * | 2015-06-03 | 2015-12-09 | 张玲亚 | Oil transport pipeline monitoring system based on thing networking |
| CN205402250U (en) * | 2016-03-08 | 2016-07-27 | 于晓洋 | Intelligent monitoring system of petroleum transportation pipeline |
| CN205877361U (en) * | 2016-08-11 | 2017-01-11 | 大连世安科技股份有限公司 | Electromagnetic valve drive circuit and solenoid valve |
| CN110366243A (en) * | 2019-07-30 | 2019-10-22 | 深圳市微能信息科技有限公司 | One kind being based on bluetooth AOA base station positioning method and device |
| WO2020130597A2 (en) * | 2018-12-21 | 2020-06-25 | 주식회사 케스트 | Water electrolysis sterilization module using high-durability electrode, and sterilization faucet system equipped with same |
-
2020
- 2020-09-23 CN CN202011005916.8A patent/CN112130496A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203010765U (en) * | 2012-12-21 | 2013-06-19 | 赵连臣 | Heat supply device for heating station |
| CN203384455U (en) * | 2013-07-23 | 2014-01-08 | 广州龙之杰科技有限公司 | Energy-saving control device of electromagnetic valve |
| CN204852935U (en) * | 2015-06-03 | 2015-12-09 | 张玲亚 | Oil transport pipeline monitoring system based on thing networking |
| CN205402250U (en) * | 2016-03-08 | 2016-07-27 | 于晓洋 | Intelligent monitoring system of petroleum transportation pipeline |
| CN205877361U (en) * | 2016-08-11 | 2017-01-11 | 大连世安科技股份有限公司 | Electromagnetic valve drive circuit and solenoid valve |
| WO2020130597A2 (en) * | 2018-12-21 | 2020-06-25 | 주식회사 케스트 | Water electrolysis sterilization module using high-durability electrode, and sterilization faucet system equipped with same |
| CN110366243A (en) * | 2019-07-30 | 2019-10-22 | 深圳市微能信息科技有限公司 | One kind being based on bluetooth AOA base station positioning method and device |
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Application publication date: 20201225 |
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