CN204334104U - A kind of wireless sensor network node of multiple-energy-source mode power - Google Patents

A kind of wireless sensor network node of multiple-energy-source mode power Download PDF

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Publication number
CN204334104U
CN204334104U CN201520052954.7U CN201520052954U CN204334104U CN 204334104 U CN204334104 U CN 204334104U CN 201520052954 U CN201520052954 U CN 201520052954U CN 204334104 U CN204334104 U CN 204334104U
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China
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energy
output
power
module
lithium battery
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Expired - Fee Related
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CN201520052954.7U
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Chinese (zh)
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全睿
杨光友
李坤明
明鑫朗
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Hubei University of Technology
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Hubei University of Technology
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/76Power conversion electric or electronic aspects

Abstract

The utility model relates to a kind of wireless sensor network node of multiple-energy-source mode power.Comprise: multiple-energy-source converting unit, node unit and monitoring unit, be characterized in: solar energy, wind energy and civil power to carry out after transformation of electrical energy to lithium cell charging according to actual power loss demand by multiple-energy-source converting unit, power to after lithium battery carries out voltage transitions by power module circuitry node unit and monitoring unit, monitoring unit detects various parameter, and regulate the transformation of electrical energy of solar energy and wind energy in real time, control the output of solar energy, wind energy and civil power.This node takes full advantage of solar energy and wind power generation to its storage battery power supply, can reduce commercial power charged dependence, and extends the running time of wireless sensor network node under without convenient commercial power charged condition.

Description

A kind of wireless sensor network node of multiple-energy-source mode power
Technical field
The utility model belongs to a kind of wireless sensor network node, specifically, is that a kind of solar energy, wind energy and civil power three kinds of multiple-energy-source patterns that can utilize carry out the wireless sensor network node charging and power.
Background technology
Wireless sensor network is because its wiring is few, be convenient to layout and low cost and other advantages is widely used in the fields such as industrial automation, Agricultural Environmental Monitoring and Internet of Things.At present, wireless sensor network node adopts the powered battery mode of certain capacity to use mostly, usually to change battery unavoidably or choose civil power mode after consuming after a while and charge to it, particularly in the Agricultural Environmental Monitoring field in field, wilderness, owing to lacking civil power, or it is very limited to connect commercial power charged condition, a large amount of wireless sensor network node needs when battery electric quantity is finished to change, and causes the very big inconvenience of work.The environment considering residing for wireless sensor network node has illumination compared with horn of plenty and wind condition, therefore make full use of these new forms of energy resources to carry out generating electricity and to charge to its supplying cell, power supply and the power problems of wireless sensor network node can be solved preferably.
Utility model content
The purpose of this utility model is to provide a kind of wireless sensor network node that simultaneously can utilize solar energy, wind energy and mains-supplied, without under convenient commercial power charged condition, the non-stop run of wireless sensor network node is realized to lithium cell charging by solar power generation or wind power generation, there is the advantage of cleanliness without any pollution, efficient, long service life, to overcome above-mentioned deficiency, for achieving the above object.The present invention includes multiple-energy-source converting unit, node unit and monitoring unit, be characterized in:
Multiple-energy-source converting unit utilizes solar battery group to reclaim solar energy and generates electricity, and is connected successively charges to it through controller for solar after the transformation of electrical energy of a DC/DC with lithium battery; Utilize wind turbine and generator to reclaim wind energy to generate electricity, be connected with lithium battery after the transformation of electrical energy of the 2nd DC/DC through rectifier rectification successively and charge to it; Be connected with electric main by commercial power interface, be connected with anti-lithium battery reversal connection charge management circuit after voltage-stabilized power supply circuit through rectification circuit successively and lithium battery charged, node unit is connected with the output of lithium battery by the first power module circuitry, power to after carrying out voltage transformation to the output of lithium battery Zigbee nucleus module, the parameter of monitoring unit monitoring whole system, regulate transformation of electrical energy and the output of solar energy and wind energy, and control access and the disconnection of solar energy, wind energy and civil power three kinds of energy.
Multiple-energy-source converting unit: utilize solar cell to reclaim solar energy and generate electricity, utilize wind turbine engine to carry out wind power generation, and transformation of electrical energy is carried out to the charge in batteries of wireless sensor network node to solar energy, wind energy and civil power;
Node unit: utilize power module circuitry that the output of the multiple-energy-source converting unit after conversion is carried out voltage-regulation and power to Zigbee nucleus module, and communicate with gateway node with the coordinator node in wireless sensor network;
Monitoring unit: detect various voltage and current parameter, regulates the electric energy of solar energy and wind power generation, and controls access and the disconnection of solar energy, wind energy and civil power according to actual conditions.
Above-mentioned multiple-energy-source converting unit comprises solar battery group, controller for solar, voltage sensor V1, K switch 1, current sensor A1, a DC/DC, lithium battery, wind turbine, generator, rectifier, voltage sensor V2, K switch 2, current sensor A2, the 2nd DC/DC, commercial power interface, K switch 3, rectification circuit, voltage-stabilized power supply circuit, anti-lithium battery reversal connection charge management circuit; The output of solar battery group is connected with the input of controller for solar, and the output of controller for solar is connected with K switch 1 and current sensor A1 successively with after voltage sensor V1 parallel connection, is then connected with the input of a DC/DC; Wind turbine is connected with generator, and the ac output end of generator is connected with the input of rectifier, and the output of rectifier is connected with K switch 2 and current sensor A2 successively with after voltage sensor V2 parallel connection, is then connected with the input of the 2nd DC/DC; Commercial power interface is connected with the input of rectification circuit after connecting with K switch 3, and the output of rectification circuit is connected with the input of voltage-stabilized power supply circuit, and the output of voltage-stabilized power supply circuit is connected with the input of anti-lithium battery reversal connection charge management circuit; One DC/DC, the 2nd DC/DC are connected with the both positive and negative polarity of lithium battery with after the output parallel connection of anti-lithium battery reversal connection charge management circuit again.
Above-mentioned node unit comprises the first power module, Zigbee nucleus module, jtag interface, serial interface, I/O expansion interface; The input of the first power module is connected with the lithium battery output in multiple-energy-source converting unit, and the output of the first power module is connected with the power pins of Zigbee nucleus module; The JTAG pin of Zigbee nucleus module is connected with jtag interface by data wire, the serial communication pin of Zigbee nucleus module is connected with serial interface by data wire, and the I/O pin of Zigbee nucleus module to be connected with I/O expansion interface by data wire and to realize externally exporting I/O signal and carrying out A/D sampling.
Above-mentioned monitoring unit comprises second source module, A/D modular converter, photo resistance light measuring circuit, CAN module, I/O output module, sound light alarming circuit, clock module, microcontroller; The input of second source module is connected with the lithium battery output in multiple-energy-source converting unit, and the output of second source module is connected with the power pins of microcontroller; The input of A/D modular converter is connected with the signal output part of photo resistance light measuring circuit, voltage sensor V1 with V2, current sensor A1 with A2, and the output of A/D modular converter is connected with microcontroller; CAN module to be connected with the 2nd DC/DC by CAN and the controller for solar in multiple-energy-source converting unit, a DC/DC and to communicate; I/O output module is connected with the K switch 1 ~ K3 in sound light alarming circuit and multiple-energy-source converting unit.
The course of work of the present utility model is: when lithium battery voltage is lower than rated value, if monitoring unit utilizes the intensity of illumination of A/D modular converter and photo resistance light measuring circuit test sunlight to be greater than set minimum, monitoring unit utilizes CAN module and CAN to send to controller for solar the output voltage that control command regulates solar battery group, when the value of voltage sensor V1 be greater than setting a DC/DC can the minimum threshold of input voltage time, monitoring unit utilizes I/O output module control switch K1 conducting, utilize CAN module and CAN to send output voltage control order to a DC/DC makes solar battery group be in maximum power output state simultaneously.
When lithium battery voltage is lower than rated value, if monitoring unit is less than set minimum based on the intensity of illumination of A/D modular converter and photo resistance light measuring circuit test sunlight, and the 2nd DC/DC that the value of voltage sensor V2 is greater than setting can the minimum threshold of input voltage, monitoring unit utilizes I/O output module control switch K2 conducting, utilizes CAN module and CAN to send target output voltage control command to lithium cell charging to the 2nd DC/DC simultaneously.
When lithium battery voltage is lower than rated value, if monitoring unit is less than set minimum based on the intensity of illumination of A/D modular converter and photo resistance light measuring circuit test sunlight, and the 2nd DC/DC that the value of voltage sensor V2 is less than setting can the minimum threshold of input voltage, monitoring unit utilizes I/O output module control switch K3 conducting, and now commercial power interface is connected with the electric main at scene and utilizes anti-lithium battery reversal connection charge management circuit to lithium cell charging after over commutation, voltage regulation filtering by operating personnel.
Compared with prior art, solar energy is taken full advantage of and wind energy generates electricity due to the utility model, can power to the Zigbee nucleus module of wireless sensor network node after carrying out without the electric energy utilizing them to produce under commercial power charged and condition of power supply converting makes it be in free of discontinuities operating state, widen the electric energy supply channel of wireless sensor network node, extend its power-on time, reduce the dependence to supplying cell capacity.This wireless sensor network node comprehensive solar energy, wind energy and civil power three kinds of energy resource supply patterns, intelligence degree is high, clean and effective, be applicable to various inconvenience and carry out commercial power charged radio sensor network monitoring environment.
Accompanying drawing explanation
Fig. 1 is overall structure theory diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model will be further described.
Main part of the present utility model is made up of (as shown in Figure 1) multiple-energy-source converting unit, node unit and monitoring unit; Be characterized in: multiple-energy-source converting unit utilizes solar energy and wind power generation to power to node unit, or by civil power to the power supply of lithium cell charging realization to node unit; Power to its Zigbee nucleus module after electric energy after solar energy, wind energy and civil power convert by node unit carries out Power convert; Monitoring unit detects various parameter, controls the transformation of electrical energy of solar energy, wind energy and civil power, the connecting and disconnecting of output.
Multiple-energy-source converting unit as shown in Figure 1, is made up of solar battery group, controller for solar, voltage sensor V1, K switch 1, current sensor A1, a DC/DC, lithium battery, wind turbine, generator, rectifier, voltage sensor V2, K switch 2, current sensor A2, the 2nd DC/DC, commercial power interface, K switch 3, rectification circuit, voltage-stabilized power supply circuit, anti-lithium battery reversal connection charge management circuit; The output of solar battery group is connected with the input of controller for solar, and the output of controller for solar is connected with K switch 1 and current sensor A1 successively with after voltage sensor V1 parallel connection, is then connected with the input of a DC/DC; Wind turbine is connected with generator, and the ac output end of generator is connected with the input of rectifier, and the output of rectifier is connected with K switch 2 and current sensor A2 successively with after voltage sensor V2 parallel connection, is then connected with the input of the 2nd DC/DC; Commercial power interface is connected with the input of rectification circuit after connecting with K switch 3, and the output of rectification circuit is connected with the input of voltage-stabilized power supply circuit, and the output of voltage-stabilized power supply circuit is connected with the input of anti-lithium battery reversal connection charge management circuit; One DC/DC, the 2nd DC/DC are connected with the both positive and negative polarity of lithium battery with after the output parallel connection of anti-lithium battery reversal connection charge management circuit again.
Node unit as shown in Figure 1, is made up of the first power module, Zigbee nucleus module, jtag interface, serial interface, I/O expansion interface; The input of the first power module is connected with the lithium battery output in multiple-energy-source converting unit, and the output of the first power module is connected with the power pins of Zigbee nucleus module; The JTAG pin of Zigbee nucleus module is connected with jtag interface by data wire, the serial communication pin of Zigbee nucleus module is connected with serial interface by data wire, and the I/O pin of Zigbee nucleus module to be connected with I/O expansion interface by data wire and to realize externally exporting I/O signal and carrying out A/D sampling.
Monitoring unit as shown in Figure 1, is made up of second source module, A/D modular converter, photo resistance light measuring circuit, CAN module, I/O output module, sound light alarming circuit, clock module, microcontroller; The input of second source module is connected with the lithium battery output in multiple-energy-source converting unit, and the output of second source module is connected with the power pins of microcontroller; The input of A/D modular converter is connected with the signal output part of photo resistance light measuring circuit, voltage sensor V1 with V2, current sensor A1 with A2, and the output of A/D modular converter is connected with microcontroller; CAN module to be connected with the 2nd DC/DC by CAN and the controller for solar in multiple-energy-source converting unit, a DC/DC and to communicate; I/O output module is connected with the K switch 1 ~ K3 in sound light alarming circuit and multiple-energy-source converting unit.
In embodiment of the present utility model, when lithium battery voltage is lower than rated value, if monitoring unit utilizes the intensity of illumination of A/D modular converter and photo resistance light measuring circuit test sunlight to be greater than set minimum, monitoring unit utilizes CAN module and CAN to send to controller for solar the output voltage that control command regulates solar battery group, when the value of voltage sensor V1 be greater than setting a DC/DC can the minimum threshold of input voltage time, monitoring unit utilizes I/O output module control switch K1 conducting, utilize CAN module and CAN to send output voltage control order to a DC/DC makes solar battery group be in maximum power output state simultaneously.
In embodiment of the present utility model, when lithium battery voltage is lower than rated value, if monitoring unit is less than set minimum based on the intensity of illumination of A/D modular converter and photo resistance light measuring circuit test sunlight, and the 2nd DC/DC that the value of voltage sensor V2 is greater than setting can the minimum threshold of input voltage, monitoring unit utilizes I/O output module control switch K2 conducting, utilizes CAN module and CAN to send target output voltage control command to lithium cell charging to the 2nd DC/DC simultaneously.
In embodiment of the present utility model, when lithium battery voltage is lower than rated value, if monitoring unit is less than set minimum based on the intensity of illumination of A/D modular converter and photo resistance light measuring circuit test sunlight, and the 2nd DC/DC that the value of voltage sensor V2 is less than setting can the minimum threshold of input voltage, monitoring unit utilizes I/O output module control switch K3 conducting, and now commercial power interface is connected with the electric main at scene and utilizes anti-lithium battery reversal connection charge management circuit to lithium cell charging after over commutation, voltage regulation filtering by operating personnel.
The content be not described in detail in the utility model specification belongs to the known prior art of this professional domain technical staff.

Claims (4)

1. a wireless sensor network node for multiple-energy-source mode power, is characterized in that:
Comprise multiple-energy-source converting unit, node unit and monitoring unit, multiple-energy-source converting unit utilizes solar battery group to reclaim solar energy and generates electricity, and is connected successively charges to it through controller for solar after the transformation of electrical energy of a DC/DC with lithium battery; Utilize wind turbine and generator to reclaim wind energy to generate electricity, be connected with lithium battery after the transformation of electrical energy of the 2nd DC/DC through rectifier rectification successively and charge to it; Be connected with electric main by commercial power interface, be connected with anti-lithium battery reversal connection charge management circuit after voltage-stabilized power supply circuit through rectification circuit successively and lithium battery charged, node unit is connected with the output of lithium battery by the first power module circuitry, power to after carrying out voltage transformation to the output of lithium battery Zigbee nucleus module, the parameter of monitoring unit monitoring whole system, regulate transformation of electrical energy and the output of solar energy and wind energy, and control access and the disconnection of solar energy, wind energy and civil power three kinds of energy.
2. the wireless sensor network node of a kind of multiple-energy-source mode power as claimed in claim 1, is characterized in that: described multiple-energy-source converting unit comprises solar battery group, controller for solar, voltage sensor V1, K switch 1, current sensor A1, a DC/DC, lithium battery, wind turbine, generator, rectifier, voltage sensor V2, K switch 2, current sensor A2, the 2nd DC/DC, commercial power interface, K switch 3, rectification circuit, voltage-stabilized power supply circuit, anti-lithium battery reversal connection charge management circuit; The output of solar battery group is connected with the input of controller for solar, and the output of controller for solar is connected with K switch 1 and current sensor A1 successively with after voltage sensor V1 parallel connection, is then connected with the input of a DC/DC; Wind turbine is connected with generator, and the ac output end of generator is connected with the input of rectifier, and the output of rectifier is connected with K switch 2 and current sensor A2 successively with after voltage sensor V2 parallel connection, is then connected with the input of the 2nd DC/DC; Commercial power interface is connected with the input of rectification circuit after connecting with K switch 3, and the output of rectification circuit is connected with the input of voltage-stabilized power supply circuit, and the output of voltage-stabilized power supply circuit is connected with the input of anti-lithium battery reversal connection charge management circuit; One DC/DC, the 2nd DC/DC are connected with the both positive and negative polarity of lithium battery with after the output parallel connection of anti-lithium battery reversal connection charge management circuit again.
3. the wireless sensor network node of a kind of multiple-energy-source mode power as claimed in claim 1, is characterized in that: described node unit comprises the first power module, Zigbee nucleus module, jtag interface, serial interface, I/O expansion interface; The input of the first power module is connected with the lithium battery output in multiple-energy-source converting unit, and the output of the first power module is connected with the power pins of Zigbee nucleus module; The JTAG pin of Zigbee nucleus module is connected with jtag interface by data wire, the serial communication pin of Zigbee nucleus module is connected with serial interface by data wire, and the I/O pin of Zigbee nucleus module to be connected with I/O expansion interface by data wire and to realize externally exporting I/O signal and sample with the A/D carrying out external signal.
4. the wireless sensor network node of a kind of multiple-energy-source mode power as claimed in claim 1, is characterized in that: described monitoring unit comprises second source module, A/D modular converter, photo resistance light measuring circuit, CAN module, I/O output module, sound light alarming circuit, clock module, microcontroller; The input of second source module is connected with the lithium battery output in multiple-energy-source converting unit, and the output of second source module is connected with the energization pins of microcontroller; The input of A/D modular converter is connected with the signal output part of photo resistance light measuring circuit, voltage sensor V1 with V2, current sensor A1 with A2, and the output of A/D modular converter is connected with microcontroller; CAN module to be connected with the 2nd DC/DC by CAN and the controller for solar in multiple-energy-source converting unit, a DC/DC and to communicate; I/O output module is connected with the K switch 1 ~ K3 in sound light alarming circuit and multiple-energy-source converting unit.
CN201520052954.7U 2015-01-26 2015-01-26 A kind of wireless sensor network node of multiple-energy-source mode power Expired - Fee Related CN204334104U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106230094A (en) * 2016-08-22 2016-12-14 成都众山科技有限公司 Support the wireless receiving module of multiplex roles
CN110264666A (en) * 2019-06-03 2019-09-20 安徽兴博远实信息科技有限公司 Based on Internet of Things old man monitoring and managing method and system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106230094A (en) * 2016-08-22 2016-12-14 成都众山科技有限公司 Support the wireless receiving module of multiplex roles
CN110264666A (en) * 2019-06-03 2019-09-20 安徽兴博远实信息科技有限公司 Based on Internet of Things old man monitoring and managing method and system

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