CN104597806A - Sensor network based fan management system and working method - Google Patents
Sensor network based fan management system and working method Download PDFInfo
- Publication number
- CN104597806A CN104597806A CN201410750005.6A CN201410750005A CN104597806A CN 104597806 A CN104597806 A CN 104597806A CN 201410750005 A CN201410750005 A CN 201410750005A CN 104597806 A CN104597806 A CN 104597806A
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- Prior art keywords
- fan
- sensor
- body orientation
- management system
- intelligent
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
Abstract
The invention discloses a sensor network based fan management system and working method. The fan management system comprises convergence nodes, a plurality of sensor nodes distributed in a room and provided with numbers and a plurality of intelligent fans controlled by the convergence nodes, wherein the sensor nodes are suitable for sensing of human body orientation and indoor temperature, and the convergence nodes are used for achieving automatic control of the intelligent fans according to the human body orientation and indoor temperature and sending indoor data, namely the human body orientation, temperature information and the numbers of the sensor nodes to an upper computer. The sensor network based fan management system can effectively apply the intelligent fans to occasions including dorms, offices and the like, enable people to feel cool and meanwhile saves electric energy. In addition, weight and temperature information query and intelligent fan control performed by of a computer and mobile phone can be achieved.
Description
Technical field
The invention belongs to Smart Home field, particularly relate to a kind of fan management system based on sensor network.
Background technology
Fan is widely used in daily life, and in students' dormitory, restaurant, classroom, the public arena such as office often used.The advantages such as saves energy, air circulation, low price are had relative to air-conditioning.
Intelligent fan is of a great variety, and information acquisition mode, control method are varied, by can reach the object of saves energy to the control of fan.Have and control blade rotational speed based on temperature sensor, control the method such as fan swicth, pressure transducer gauge tap based on optical sensor.
Existing patent, based on desk fan, mostly all relates to speed governing, controls ON/OFF, less control fan head swinging scope; Sensor is generally contained on fan, alone on chair, alone on desk, on the buildings such as ceiling.Flexible Application can not share the complicated occasion of oscillating fan in many people such as students' dormitory, office.
Along with the development of technology of Internet of things, sensing network terminal is employed the fields such as agricultural, intelligent grid, Smart Home, and in the Zigbee protocol generally adopted in wireless sensor network, network is made up of three kinds of nodes: telegon, router, end-equipment.Multiple end-equipment is distributed in different positions, and the problems referred to above can be made to be resolved, and meanwhile, the price step-down of electronic equipment also makes to be solved the problem by the mode of wireless sensor network to become possibility.
Summary of the invention
The object of this invention is to provide a kind of fan management system and method for work, to gather person body orientation and indoor temperature by each sensor node, realize the Based Intelligent Control to fan.
In order to solve the problems of the technologies described above, the invention provides a kind of fan management system, comprising aggregation node, being distributed in indoor several and being with numbered sensor node, and the some intelligent fans controlled by described aggregation node; Wherein said sensor node, is suitable for perception person body orientation and indoor temperature; Described aggregation node is suitable for realizing each intelligent fan according to person body orientation and indoor temperature information and automatically controls; And by house data, namely person body orientation, temperature information, sensor node numbering data are sent to host computer.
Preferably, described intelligent fan comprises: be contained in the control module in fan; Described control module and aggregation node communication to control intelligent fan according to person body orientation and indoor temperature information in real time, i.e. start and stop, blowing scope and wind speed.
Preferably, in order to realize fan work scope, rotating speed, open/close control, described intelligent fan also comprises: for regulating the stepper motor of blowing scope, the rotary switch based on electric capacity capacitive reactance pressure regulation, and control the micro-step motor of this rotary switch; Described stepper motor, micro-step motor are controlled by control module.
Preferred in order to detected temperatures information, described sensor node comprises: the pressure transducer of sense weight, the first temperature sensor of human body temperature, and detects the second temperature sensor of indoor temperature; Wherein determine described person body orientation by pressure transducer and the first temperature sensor.
Preferably, in order to realize the inquiry to body weight information and temperature information of mobile phone and computer, and the control to fan, described aggregation node also comprises the wireless module for forming sensor network, this sensor network is connected with described host computer by a gateway, and mobile phone or PC end are suitable for obtaining house data by accessing this host computer and/or controlling fan work.
Another aspect, present invention also offers a kind of control method for fan, comprising: autocontrol method, and the step of this method automatically controlled is as follows:
Step S100, by sensor node perception person body orientation and indoor temperature; And step S200, an aggregation node realizes each intelligent fan according to person body orientation and indoor temperature information and automatically controls, and namely controls the start and stop of fan, blowing scope, wind speed; And/or by house data, namely person body orientation, temperature information, sensor node numbering data are sent to host computer.
Preferably, in order to realize the inquiry to body weight information and temperature information of mobile phone and computer, and the control to fan, described control method for fan also comprises hand operated control method, the step of this hand operated control method comprises: access described host computer by mobile phone or PC and carry out house data and check, and send fan steering order, to regulate the start and stop of fan, blowing scope, wind speed.
Preferably, in order to realize judging person body orientation by pressure transducer and the first temperature sensor, the temperature that described person body orientation obtains weight and the acquisition of the first temperature sensor by pressure transducer is determined; And described pressure transducer is installed on the leg at seat, be suitable for triggering when people sits.
Preferably, described host computer is server, sets up one for depositing the database of the house data that aggregation node sends in this server, so that mobile phone or PC access.
Preferably, in order to Query Information easily, control fan safely, in described house data, also comprise room number and corresponding password, check house data in a certain room to be suitable for use in.
The invention has the beneficial effects as follows, the present invention gathers person body orientation and indoor temperature by each sensor node, realizes the Based Intelligent Control to fan; The present invention is also effective is applied to the occasion such as dormitory, office by intelligent fan, allows people's saves energy while nice and cool; Meanwhile, the inquiry to body weight, temperature information and the control to intelligent fan by computer and mobile phone can be realized.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the system chart of the fan management system based on sensing network of the present invention;
Fig. 2 is the schematic diagram of fan management system communication and control;
Fig. 3 is sensor node composition schematic diagram;
Fig. 4 is intelligent fan composition schematic diagram.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
Embodiment 1
Fig. 1 is the system chart of the fan management system based on sensing network of the present invention.
Fig. 2 is the schematic diagram of fan management system communication and control.
As depicted in figs. 1 and 2, a kind of fan management system of the present invention, comprises aggregation node, is distributed in indoor several and is with numbered sensor node, and the some fans controlled by described aggregation node; Wherein said sensor node, is suitable for perception person body orientation and indoor temperature; Described aggregation node is suitable for realizing each intelligent fan according to person body orientation and indoor temperature information and automatically controls; And by house data, namely person body orientation, temperature information, sensor node numbering data are sent to host computer.
Described intelligent fan comprises: be contained in the control module in fan; Described control module and aggregation node communication to control intelligent fan according to person body orientation and indoor temperature information in real time, i.e. start and stop, blowing scope and wind speed.
Described aggregation node can be positioned at independent setting, or is arranged in intelligent fan, is namely connected with control module.
The optional embodiment of another kind of the present embodiment, described aggregation node and control module can adopt a processing unit to realize, and described processing unit such as adopts SOC (system on a chip) CC2530F256.
Described aggregation node or control module are connected with a communication module, and described house data accesses described host computer after sending data to gateway by communication module, and described host computer is server.Described communication module module selects Zigbee communication module.
Fig. 3 is sensor node composition schematic diagram.
Described sensor node comprises: the pressure transducer of sense weight, the first temperature sensor of human body temperature, and detects the second temperature sensor of indoor temperature; Wherein determine described person body orientation by pressure transducer and the first temperature sensor.Wherein, described pressure transducer its be metal strain formula pressure transducer, model is BF-1k foil gauge, and foil gauge resistance value is
, sensitivity coefficient is
, the resistance value after being under pressure is
, wherein resistance change
, in formula
for sensitivity coefficient,
for axial strain value.Optionally, pressure transducer is connected with signal conditioning circuit, is connected after signal conditioning circuit carries out filtering with a modal processor, and 12 AD that this modal processor comprises are connected, and pressure is changed into corresponding digital signal.Concrete, described each sensor node comprises the Zigbee wireless sending module be connected with modal processor, and sends described person body orientation and indoor temperature to aggregation node by Zigbee; Optionally, modal processor also can adopt SOC (system on a chip) CC2530F256.
First temperature sensor can be selected the mode of thermistor dividing potential drop to realize, and the second temperature sensor can adopt temperature sensor DS18B20, and described thermistor is connected with described modal processor with temperature sensor DS18B20.
Described aggregation node also comprises the wireless module for forming sensor network, and this sensor network is connected with described host computer by a gateway, and mobile phone or PC end are suitable for obtaining house data by accessing this host computer and/or controlling fan work.If processing unit adopts SOC (system on a chip) CC2530F256 in aggregation node, then SOC (system on a chip) CC2530F256 contains RF transmission-receiving function, alternative wireless module.
Optionally, the cluster-dividing method of described sensor network is one bunch, each room, and aggregation node can as Sink node, and during Signal transmissions, between Sink node, mutual multi-hop transmission is to gateway; Wherein, described gateway is with the S3C2440A processor of Samsung for core, and this processor is integrated with lcd controller, and this gateway uses TFT touch LCD screen to operate, and processor is integrated with 130 general purpose I/O interface, Control ethernet interface.Described gateway also comprises wireless module, is received and send signal by wireless module.Gateway receives the information that Sink node is sent through multi-hop, and be control signal by information processing, and again pass control signal back fan, fan controls accordingly.
Fig. 4 is intelligent fan composition schematic diagram.
Described intelligent fan also comprises: for regulating the stepper motor of blowing scope, the rotary switch based on electric capacity capacitive reactance pressure regulation, and control the micro-step motor of this rotary switch; Described stepper motor, micro-step motor are controlled by control module; Concrete, the rotation of micro-step motor can change the capacitor value in place in circuit, thus regulates wind speed.
Described fan management system also comprises accessory power supply, and it adopts inverse-excitation converting, by 50Hz, 220V exchange civil power be converted into stepper motor need 12V, 12V voltage again with LM1117-3.3 for CC2530 provides electric energy.
Embodiment 2
As shown in Figures 1 to 4, a kind of control method for fan on embodiment 1 basis, it comprises: autocontrol method, and the step of this method automatically controlled is as follows:
Step S100, by sensor node perception person body orientation and indoor temperature;
Step S200, an aggregation node realizes each intelligent fan according to person body orientation and indoor temperature information and automatically controls, and namely controls the start and stop of fan, blowing scope, wind speed; And/or
By house data, namely person body orientation, temperature information, sensor node numbering data are sent to host computer.
Described control method for fan also comprises hand operated control method, and the step of this hand operated control method comprises: access described host computer by mobile phone or PC and carry out house data and check, and send fan steering order, to regulate the start and stop of fan, blowing scope, wind speed.
The temperature that described person body orientation obtains weight and the acquisition of the first temperature sensor by pressure transducer is determined; And described pressure transducer is installed on the leg at seat, be suitable for triggering when people sits.
Namely when people is sitting on chair or trigger sensor nodal test body weight for humans and environment temperature when lying on a bed; When people leaves chair or to leave bed, equally can trigger sensor sense weight and temperature; Thus play the object judging person body orientation.
Described host computer is server, sets up one for depositing the database of the house data that aggregation node sends in this server, so that mobile phone or PC access.
User by mobile phone or PC input inquiry/control signal, control signal by mobile phone or computer transmission to server; Signal, according to inquiry/control signal, is converted into the instruction being applicable to sensor node and intelligent fan by server, by wireless sensor network, by command to intelligent fan or sensor node; Intelligent fan or sensor node perform control/testing according to the instruction received; The information detected is transferred to database through wireless sensor network by sensor node, database processing, storage, is transferred to mobile phone or PC simultaneously.
Also comprise room number and corresponding password in described house data, check house data in a certain room to be suitable for use in.
Preferably, in order to saves energy, avoid unnecessary expense, when described server receives querying command, first whether database exist the data of needs in Query Database, if do not have, then will control sensor node and carry out the detection of information.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to right.
Claims (10)
1. a fan management system, is characterized in that, comprises aggregation node, is distributed in indoor several and is with numbered sensor node, and the some intelligent fans controlled by described aggregation node; Wherein
Described sensor node, is suitable for perception person body orientation and indoor temperature;
Described aggregation node is suitable for realizing each intelligent fan according to person body orientation and indoor temperature information and automatically controls; And by house data, namely person body orientation, temperature information, sensor node numbering data are sent to host computer.
2. fan management system as claimed in claim 1, it is characterized in that, described intelligent fan comprises: be contained in the control module in fan;
Described control module and aggregation node communication to control intelligent fan according to person body orientation and indoor temperature information in real time, i.e. start and stop, blowing scope and wind speed.
3. fan management system as claimed in claim 2, it is characterized in that, described intelligent fan also comprises: for regulating the stepper motor of blowing scope, the rotary switch based on electric capacity capacitive reactance pressure regulation, and control the micro-step motor of this rotary switch;
Described stepper motor, micro-step motor are controlled by control module.
4. fan management system as claimed in claim 3, it is characterized in that, described sensor node comprises: the pressure transducer of sense weight, the first temperature sensor of human body temperature, and detects the second temperature sensor of indoor temperature; Wherein
Described person body orientation is determined by pressure transducer and the first temperature sensor.
5. fan management system as claimed in claim 4, it is characterized in that, described aggregation node also comprises the wireless module for forming sensor network, this sensor network is connected with described host computer by a gateway, and mobile phone or PC end are suitable for obtaining house data by accessing this host computer and/or controlling fan work.
6. a control method for fan, comprising: autocontrol method, and the step of this method automatically controlled is as follows:
Step S100, by sensor node perception person body orientation and indoor temperature;
Step S200, an aggregation node realizes each intelligent fan according to person body orientation and indoor temperature information and automatically controls, and namely controls the start and stop of fan, blowing scope, wind speed; And/or
By house data, namely person body orientation, temperature information, sensor node numbering data are sent to host computer.
7. control method for fan according to claim 6, is characterized in that, described control method for fan also comprises hand operated control method, and the step of this hand operated control method comprises:
Access described host computer by mobile phone or PC to carry out house data and check, and send fan steering order, to regulate the start and stop of fan, blowing scope, wind speed.
8. control method for fan according to claim 7, is characterized in that, the temperature that described person body orientation obtains weight and the acquisition of the first temperature sensor by pressure transducer is determined; And
Described pressure transducer is installed on the leg at seat, is suitable for triggering when people sits.
9. control method for fan according to claim 8, is characterized in that, described host computer is server, sets up one for depositing the database of the house data that aggregation node sends in this server, so that mobile phone or PC access.
10. control method for fan according to claim 9, is characterized in that, also comprises room number and corresponding password in described house data, checks house data in a certain room to be suitable for use in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410750005.6A CN104597806B (en) | 2014-12-10 | 2014-12-10 | A kind of fan management system and method for work based on sensor network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410750005.6A CN104597806B (en) | 2014-12-10 | 2014-12-10 | A kind of fan management system and method for work based on sensor network |
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| Publication Number | Publication Date |
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| CN104597806A true CN104597806A (en) | 2015-05-06 |
| CN104597806B CN104597806B (en) | 2017-11-24 |
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| CN201410750005.6A Expired - Fee Related CN104597806B (en) | 2014-12-10 | 2014-12-10 | A kind of fan management system and method for work based on sensor network |
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| CN109708425A (en) * | 2018-12-07 | 2019-05-03 | 青岛海尔股份有限公司 | A kind of control method of refrigerator |
| CN111043067A (en) * | 2019-12-31 | 2020-04-21 | 宁波奥克斯电气股份有限公司 | Fan control method, fan, smart home system and storage medium |
| CN112363406A (en) * | 2021-01-11 | 2021-02-12 | 武汉世聪智能科技有限公司 | Intelligent control method and system based on visual sensor |
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| CN112363406B (en) * | 2021-01-11 | 2021-04-30 | 武汉世聪智能科技有限公司 | Intelligent control method based on visual sensor |
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| CN104597806B (en) | 2017-11-24 |
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