CN107623739A - A kind of Platform of Experimental Teaching perceived based on smart home with controlling - Google Patents

A kind of Platform of Experimental Teaching perceived based on smart home with controlling Download PDF

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Publication number
CN107623739A
CN107623739A CN201710903309.5A CN201710903309A CN107623739A CN 107623739 A CN107623739 A CN 107623739A CN 201710903309 A CN201710903309 A CN 201710903309A CN 107623739 A CN107623739 A CN 107623739A
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China
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control
module
experimental
submodule
data
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CN201710903309.5A
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Chinese (zh)
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戴亚平
张超颖
杨国赛
张岩
徐意钧
徐凡
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北京理工大学
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Priority to CN201710903309.5A priority Critical patent/CN107623739A/en
Publication of CN107623739A publication Critical patent/CN107623739A/en

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Abstract

A kind of Platform of Experimental Teaching perceived based on smart home with controlling disclosed by the invention, belongs to teaching field.The Platform of Experimental Teaching of the present invention, build in outdoor scene sand table model, including perception and control module, intelligent gateway, cloud platform server and user terminal module, be configured with description of test book.Perception is connected with control module by intelligent gateway with cloud platform server, the environmental information data collected is reached into cloud platform server or local area network via router, so as to realize the real-time Transmission of data.Be attached between cloud platform server and user terminal module by Internet, can real time inspection experiment in environmental information data and control device acted.The problem to be solved in the present invention is to provide the Platform of Experimental Teaching for perceiving and controlling based on smart home, and tool has the advantage that:(1) terminal control mode is flexible and varied;(2) controller efficiency high;(3) experimental system is externally expansible.The present invention is applied to the experimental teaching of Internet of Things and relevant speciality.

Description

A kind of Platform of Experimental Teaching perceived based on smart home with controlling

Technical field

The present invention relates to a kind of Platform of Experimental Teaching of smart home, more particularly to a kind of intelligence based on perception with control The Platform of Experimental Teaching of household, suitable for the experimental teaching of Internet of Things and relevant speciality, belong to teaching field.

Background technology

With the development of technology of Internet of things, the strategy of " perceiving China " advances the construction of smart city, the life of the people Quality, which has, to be obviously improved, and requirement of the people to living environment also accordingly improves, and promotes the fast development of smart home.With this Meanwhile increasing colleges and universities add Internet of Things specialty in teaching, and increase concern to Internet of Things relevant speciality with Pay attention to, so as to adapt to science and technology and the development in epoch, preferably convey the high-tech type talent.

Too busy to get away study of the student to this Specialty Experiment practice teaching of the construction and development of Internet of Things and relevant speciality, and state The company that interior energy researches and develops complete Internet of Things experimental facilities is less, and Internet of Things experimental facilities does not have the standard of unified standard substantially, opens It is high to send out platform price, and is difficult to secondary development.So Internet of Things experimental facilities it is insufficient with it is single, turn into Internet of Things and phase Close a big obstacle of specialized education.A set of experiment and development platform demand imparted knowledge to students dedicated for Internet of Things and relevant speciality increasingly increases Add, solve the problem of Internet of Things and relevant speciality theory and practice teaching with this.Technology of Internet of things is widely used in living and given birth to Environment is produced, but as a Platform of Experimental Teaching of student, smart home teaching platform is a kind of closeness to life and application Extensive one of the opening application environment of typical Internet of Things and relevant speciality of prospect.Smart home experiment porch is selected as thing Networking Specialty Experiment equipment, had both reduced the construction cost of experimental real-training, and had improved utilization rate of equipment and installations, and also met this professional teacher The raw demand to experimental real-training course.Student can realize to the polytechnic understanding of Internet of Things on this platform, also can be by this Platform carries out innovation and application.

And existing smart home Platform of Experimental Teaching, they mostly by mobile communication network, Internet control, The modes such as WiFi controls realize the remote control to long-range household simulator.Smart home is imparted knowledge to students in a manner of operating terminal The control of platform, although control mode is very advanced, the technology of students Internet of Things can be helped to a certain extent, The many control modes of smart home experimental facilities are single, the practice of starting of student is related to faciostenosis, also without solution operator Whenever and wherever possible obtain Internet of Things in information the problem of, it is above-mentioned the problem of can not all meet present education teaching needs and to student The culture of innovation ability.Therefore a set of intelligent, inexpensive, the expansible smart home Platform of Experimental Teaching system of research and design Seem very necessary.

There is the deficiency of following technology for smart home Platform of Experimental Teaching system at present:

(1) storage of the master controller served as with PC or certain embedded device and operational performance are limited, controller work Work bears a heavy burden, and big, power consumption is big, and interface is limited, externally not expansible, it is difficult to realize the increase of control object;

(2) existing smart home Platform of Experimental Teaching purchase and use cost are high, and software does not open to user, or only It is fractional open, hardware aspect also can not voluntarily be built, and can not lift the development ability of student's hardware and software;

(3) existing smart home Platform of Experimental Teaching is required for operating the control that terminal carries out equipment, control mode ratio More single, operation underaction is convenient, can not widen the knowledge visual field of student.

With sensor, network, radio communication, it is embedded and technology of Internet of things develop rapidly and extensive use, make The smart home Platform of Experimental Teaching that must be perceived and control is developed.Body-sensing technology is applied to smart home experimental system In, acted by the posture of human body to control the running status of home equipment so that control mode is more flexibly convenient;Using thing Networking cloud platform framework controls the power consumption for farthest reducing each smart home experimental system, enhancing system with single-chip microcomputer as in The scalability of system;The transmission of data is carried out by intelligent gateway simultaneously so that student has deeper understanding for gateway With exploitation.By above technology, the problem of can effectively solve the problem that encountered in smart home Platform of Experimental Teaching evolution.

The content of the invention

To solve above-mentioned technical problem existing for smart home Platform of Experimental Teaching in the prior art.Disclosed by the invention one Kind is perceived to be to provide with the Platform of Experimental Teaching technical problems to be solved controlled based on smart home and perceived based on smart home With the Platform of Experimental Teaching of control, tool has the advantage that:(1) terminal control mode is flexible and varied;(2) controller efficiency high;(3) Experimental system is externally expansible.

The purpose of the present invention is achieved through the following technical solutions:

A kind of Platform of Experimental Teaching perceived based on smart home with controlling disclosed by the invention, is built in outdoor scene sand table mould Type, including perception and control module, intelligent gateway, cloud platform server and user terminal module, and it is configured with description of test book.

Described outdoor scene sand table household model needs rational deployment room unit simultaneously carries out interior decoration, outdoor scene reduction family Room layout and intelligent home device, for simulating household room composition and home equipment under true environment;Outdoor scene sand table model It is equipped with debugging download interface, the program's source code of modules.

Described perception is believed with control module for the collection and the gesture of monitoring, control device for completing environmental information data The extraction of breath, and for the switch control of home appliance in smart home sand table.

Described intelligent gateway is used to realize following function:(1) communication of laboratory intranet and extranet is realized, by laboratory internal All smart machines are attached thereto;(2) will perceive and control module equipment access Internet;(3) possesses high in the clouds and local two Kind mode of operation, student carry out high in the clouds or the selection of local mode of operation as needed, and preferably voice mode is operated pattern choosing Select switching.

Described cloud platform server is used to realize following function:(1) complete to perceive and control module environmental information data Real-time processing, transmitted by intelligent gateway to user terminal module real-time display;(2) when experimental situation information data is unreasonable When provide corresponding adjustable strategies, including remind to operator's PUSH message and trigger rule set in advance automatically;(3) can Complete the access of magnanimity sensing data and store tasks caused by many experiments simultaneously;(4) computing capability is strong, is passed for mitigating The burden of control device in smart home experimental system of uniting, complete the logical process of complexity;(5) increase at any time or delete required Sensor and controller into system, realization extend on demand, equipment has custom feature.

Described user terminal module is used to realize following function:(1) provided in the form of WEB or terminal APP for student The human-computer interaction interface remotely checked so that student is not limited solely to interior for the study of experiment, facilitate student at any time with The high-efficiency learning on ground;(2) function of being supplied to student to control household to operate substantially, can be checked by mobile devices such as mobile phones Environmental information data in experimental model, and request is sent to controller, realize to perceiving the control with control module, allow student Realize the convenience of intelligent domestic system.

Described experiments supporting specification, so that student carries out experimental courses use, student is set to be directed to modules The teaching experiment of clear thinking, and record analysis experimental result are carried out, writes experimental summary.Description of test school bag includes smart home Brief introduction, the brief introduction of modules, the operation instruction of modules, theory explaination, development environment build the explanation of substep process, open Hair instrument uses explanation, experiment purpose, experimental principle, experimental procedure and program flow chart.

Perception is attached with control module by intelligent gateway and cloud platform server, the environmental information number that will be collected Cloud platform server or local area network are reached according to via router, so as to realize the real-time Transmission of data.Cloud platform service Be attached between device and user terminal module by Internet, can real time inspection experiment in environmental information data and control Control equipment is acted.

Described perception includes master controller, environmental data collecting and control submodule, display and alarm with control module Submodule, speech recognition and synthesis submodule and network insertion submodule.Due to substituting traditional PC from cloud platform server Machine or certain embedded device as server, only retain AVR single chip perceptually with control module and user terminal module Middle control, so from master controller the big requirement of memory space need not be met, therefore from high with low-power consumption, control efficiency Controller.Master controller is used to send environmental information data and gesture information to cloud platform server and control eventually End equipment, the AVR single chip Arduino preferably using Atmega328 as core;Environmental data collecting and control submodule by Kinect somatosensory device, various sensors and adaptive polarizing memory voltage time constant composition, for completing identification, the environmental information data of gesture motion Collection and electric switch control;Display includes LCDs, LED and buzzer with alarm submodule, believes for environment Being locally displayed for breath data is alarmed with superthreshold;Speech recognition includes sound identification module and phonetic synthesis mould with synthesis submodule Block, for receiving control instruction and execution result back;Network access module selects ethernet controller, and coordinates WiFi moulds Block, for realizing following function:(1) the Internet accesses of terminal device;(2) communicated with Internet, pass through wireless module With perceiving control module, sensing data is uploaded to cloud platform server;(3) instruction of cloud platform server controls is received, from And drive control device control experimental facilities.

Master controller in prior art need to select low-power consumption, the master controller that control efficiency is high and memory space is big, And existing controller is difficult to be provided simultaneously with advantage described above.Due to from cloud platform server substitute traditional PC or certain Embedded device only retains the AVR single chip perceptually middle control with control module and user terminal module, institute as server So that the big requirement of memory space need not be met from master controller, therefore from the high controller of low-power consumption, control efficiency .

Described environmental data collecting and control submodule include perceiving two level submodule, gesture identification two level submodule and Control terminal two level submodule.Wherein perceive two level submodule select various sensors, for complete experimental situation detection and Monitoring, and environmental information data are sent to intelligent gateway.Gesture identification two level submodule is Kinect cameras, passes through Microsoft Kinect cameras carry out the collection of gesture depth map, and then gesture information is extracted, analyzed and judged, produce corresponding Control signal, control signal is transmitted to by single-chip microcomputer by Internet, so as to drive the household of experiment porch to act.Control terminal Two level submodule is controlled experiment household device object, such as socket, LED, curtain, for receiving intelligent gateway transmission Control instruction completes corresponding operation.

Described gesture identification two level submodule is Kinect cameras, and it includes at least three camera, including a coloured silk Color RGB cameras, two 3D structure light depth cameras being made up of RF transmitter and infrared C mos sensor.Its In, colored RGB cameras, for recording color image;Depth camera has depth camera camera function and infrared photography greatest service Can, for sampling depth data, described depth data is the distance between camera and object in scene.Kinect utilizes human body Skeleton point defines human body attitude, by defining the coordinate relation of different parts of human body determines a series of human body attitudes, different Human body attitude can as home equipment act trigger signal, for student experiment when designed, designed difference gesture drive Device action.Concrete operations identification process is:It is by human body area first in the black white image collected from infrared collecting camera Branch away, for refining useful simple information process from complicated numerical value.Body-sensing camera can carry out " pixel to depth image Level " identification, first identifies image outline, then identify image detail.The input of somatosensory recognition module is depth image, and output is mesh Mark human body contour outline.Com-parison and analysis, secondly can regional depth image described in point by point scanning close to the region of body-sensing camera first Pixel, to judge which position of human body particularly belonged to, and then identify specific change skeleton point position.Pass through gesture identification The practice of process, acquire two-dimensional image, rim detection, noise in an experiment for student and eliminate, to human body target characteristic point The professional image knowledge of classification etc..

Described cloud platform server has data processing submodule, instruction sending submodule and data storage submodule.Its In, data processing submodule is used to handle the data collected, and setting household terminal work mode is converted according to signal, By cloud platform server can be rapidly completed experiment caused by magnanimity sensing data processing task, high efficiency, and For increasing or deleting required sensor and controller at any time into system, system has expanded function on demand;Instruction is sent The household terminal pattern that submodule is used to be set according to data processing module sends control instruction to experiment household terminal, so as to logical Cross controller control home equipment action;Data storage submodule is used for store historical data and real time data, be easy to student and When check so that in a wider context to above-mentioned data critical-path analysis, optimize whole system.

Described user terminal module includes the mobile device such as PC, mobile phone or Pad, for carry out experimental system data can Shown depending on changing, various smart machines remotely can be checked and control whenever and wherever possible by user's terminal module student, it is swift to operate It is convenient.

Intelligence is based on based on a kind of described one kind that the Platform of Experimental Teaching realization with controlling is perceived based on smart home Household perceives the Platform of Experimental Teaching experimental method with control, comprises the following steps:

Step 1:Intelligent gateway is configured, passes through mixed-media network modules mixed-media with the master controller (Arduino) in control module by perceiving Network is connected into through router so that domestic environment information data can upload to cloud platform server by intelligent gateway.

Step 2:The collection and monitoring of environmental information data are completed with control module by perceiving, and extracts control device Gesture information, the gesture information of control device of environmental information data and extraction is reached by intelligent gateway via router Cloud platform server or local area network, so as to realize the real-time Transmission of data.

Step 3:Cloud platform server can complete the access of magnanimity sensing data caused by many experiments simultaneously and deposit Storage task, complete the logical process of complexity;Cloud platform server provides corresponding adjustable strategies, including to operator's PUSH message Remind and trigger rule set in advance automatically;Cloud platform server increase at any time as needed or delete required sensor and Controller is into system, and realization extends on demand, and equipment has custom feature.

Step 4:It is attached between cloud platform server and user terminal module by Internet, user terminal mould Block provides the human-computer interaction interface remotely checked for student in the form of WEB or terminal APP so that study of the student for experiment Interior is not limited solely to, facilitates student's high-efficiency learning anywhere or anytime.

Step 5:User terminal module is supplied to the function that student controls household to operate substantially, is set by the movement such as mobile phone The environmental information data for future reference seen in experimental model, and request is sent to controller, realize to perceiving the control with control module, Students' response is allowed to the convenience of intelligent domestic system.Student logs in personal account in user terminal module, into intelligent family Experiment porch control interface is occupied, the corresponding order button of control interface is clicked on, will accordingly be controlled by Internet and intelligent gateway Instruction processed sends perception to and realized to control module to the control of corresponding home equipment remote switch;

Step 6:Based on step 1 to step 5, experimental courses use is carried out according to experiments supporting specification, enables student The teaching experiment of clear thinking, and record analysis experimental result are enough carried out for modules, after experiment terminates, exits user's end End module, experimental system is closed, writes experimental summary.

Beneficial effect:

A kind of 1. Platform of Experimental Teaching perceived based on smart home with controlling disclosed by the invention, by based on Kinect's Vision human body gesture identification incorporates the Guaranteed of smart home experimental system, can simplify the control complexity of experimental system, Student is best understood from grasping multiple control modes, and improve the interactivity between people and system.

A kind of 2. Platform of Experimental Teaching perceived based on smart home with controlling disclosed by the invention, using public cloud platform Server, traditional PC or certain embedded device are instead of as server, and the present invention only remains AVR single chip As collection with control terminal middle control, can farthest simplify local device, reduce the power consumption of local system, finally into The long-distance intelligent household Platform of Experimental Teaching with three big feature of low-power consumption, low cost and good portability has been built work(.

3. a kind of Platform of Experimental Teaching perceived based on smart home with controlling disclosed by the invention, can not only be realized existing Some smart home experimental system possessed functions, such as set up the control system of closed loop, realize automatic environmental regulatory function, It can also at any time increase or delete required sensor and controller into system, system can extend on demand, and equipment can customize, Realize the personalized customization of smart home experimental system.

4. a kind of Platform of Experimental Teaching perceived based on smart home with controlling disclosed by the invention, can not only make student Understand the implication of " smart home ", and student is recognized wireless sensor technology, technology of Internet of things, network cloud platform technology etc. The correlation technique of this experimental system.The experimental system can provide the complete training platform with being actually combined for student, and And carry out electronic contest for student and help is provided, the initiative spirit and the ability of practice of starting to training student are also of great advantage.

Brief description of the drawings

Fig. 1 is a kind of integrated stand composition that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present invention;

Fig. 2 is that the present invention is a kind of to be perceived and the environmental data collecting of the Platform of Experimental Teaching of control and control based on smart home System module capital equipment explanation figure and gesture identification two level submodule workflow diagram;

Fig. 3 is a kind of model experiment process flow that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present invention Figure;

Fig. 4 is a kind of comfort level perception and control that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present invention The hardware composition figure of subsystem;

Fig. 5 is a kind of security perception and control that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present invention Subsystem hardware composition figure;

Fig. 6 is that a kind of energy consumption that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present invention is perceived and control System hardware composition figure.

Embodiment

The present invention is specifically described with reference to the accompanying drawings and examples.

Embodiment 1

The present embodiment illustrate the present invention it is a kind of based on smart home perceive with control Platform of Experimental Teaching it is whole The introduction explanation of body Organization Chart and each main modular.

Fig. 1 is a kind of integrated stand composition that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present embodiment.

A kind of integrated stand composition bag that the Platform of Experimental Teaching with controlling is perceived based on smart home disclosed in the present embodiment Include perception and control module, intelligent gateway, cloud platform server and user terminal module.

Perceive with control module include master controller, environmental data collecting and control submodule, display with alarm submodule, Speech recognition and synthesis submodule and network insertion submodule.Master controller selects AVR single chips of the Atmega328 for core Arduino;Environmental data collecting is made up of with control submodule Kinect somatosensory device, various sensors and adaptive polarizing memory voltage time constant, Controlled for completing the identification of gesture motion, the collection of environmental information data and electric switch;Display includes with alarm submodule LCDs, LED and buzzer, alarmed for being locally displayed for environmental information data with superthreshold;Speech recognition is with closing Include sound identification module and voice synthetic module into submodule, for receiving control instruction and execution result back;Network connects Enter module and select ethernet controller, and coordinate WiFi module, environmental information data are sent to cloud platform by Internet Server.

The major function of intelligent gateway is that master controller is accessed into Internet, and the capital equipment of dependence is gateway (i.e. road By device).And main controller (Arduino) is connected into network and is just necessary for its Configuration network module, the design is used and is based on Microchip ENC28J60 ethernet controller is attached.In the present embodiment, terminal device all has WiFi module. The environmental information data forwarding collected to router is reached cloud platform server via router by terminal device again, so as to Realize the remote transmission of data.Gateway mainly realizes laboratory internal network to laboratory as an event-driven type platform The conversion of external network, handle the linkage logic between affairs under various scenes.

Experimental system equipment is connected on Internet by the intelligent gateway that can provide Web service, and is experimental system Equipment distributes IP address to access.The number and the sensor of huge number installed complete domestic environment information in experimental system The collection of data, environmental information data are uploaded to by cloud platform server via router by WiFi network.Cloud platform service Device mainly provides data storage service and network service, on the one hand completes the real-time display of domestic environment information data, the opposing party Face provides corresponding adjustable strategies when environmental information data are unreasonable, including reminds and trigger automatically pre- to student's PUSH message The rule first set.Student can be at any time and any place using terminal landing cloud platform services such as PC, Pad or mobile phones Device, carry out long-range monitor and control domestic environment situation.

User terminal module is the interface between cloud platform server and User, will in the form of WEB or terminal APP The information content is presented to student, and provides the functions such as basic operation.The capital equipment of the module is the end of system-oriented user , there is the multiple terminal form such as PC, tablet personal computer and mobile phone at end, its main function is exactly to pass through client software or web browsing Device provides the user a human-computer interaction interface that can remotely check simultaneously control system.If accessed by way of browser System, then only need that browser can be run on terminal device, should not separately installed extra application program again;If lead to Client softward interview system is crossed, then needs to be directed to different terminal device platforms, such as Windows, Android and IOS pacify The client software of different editions is filled, the pattern that above-mentioned client communicates with background data base is similar to C/S frameworks.

It is connected from Fig. 1, it can be seen that perceiving with control module with intelligent gateway, completes collection and the hair of environmental information data Send;Intelligent gateway is connected with cloud platform server, completes the upload and processing of data;Cloud platform server and user terminal module It is connected, completes the real-time display of environmental information data.

Fig. 2 be the present embodiment it is a kind of based on smart home perceive with control Platform of Experimental Teaching environmental data collecting with Control submodule capital equipment explanation figure and gesture identification two level submodule workflow diagram.

Environmental data collecting is specifically divided into control submodule and perceives two level submodule, gesture identification two level submodule and control Terminal two level submodule three major types processed.Wherein perceive two level submodule to be made up of various sensors, the module is by various Sensor senses home environment information data and home appliance working status parameter, capital equipment have Temperature Humidity Sensor, The awareness apparatus such as air quality detector, smog fire alarm, for completing the detection and monitoring of experiment porch domestic environment, And send the data to intelligent gateway;Gesture identification two level submodule is Kinect cameras, passes through Microsoft's Kinect cameras The collection of gesture depth map is carried out, is mainly used in obtaining skeleton artis information, and then gesture information is extracted, divided Analysis and judgement, produce corresponding control signal, control signal are transmitted into single-chip microcomputer by Internet, so as to drive experiment household Action;Control terminal two level submodule is some controlled miniature home appliances, including smart jack, Intelligent infrared remote controller and The control devices such as lamplight curtain, these miniature home appliances are respectively provided with WiFi wireless modules, for in network access layer Gateway is communicated, and the signal sent by controller controls the working condition of home appliance.

Fig. 3 is a kind of model experiment process flow that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present invention Figure.Concrete operation step is as follows:

Step 1:Intelligent gateway is configured, passes through mixed-media network modules mixed-media with the master controller (Arduino) in control module by perceiving Network is connected into through router so that domestic environment information data can upload to cloud platform server by intelligent gateway.

Step 2:The collection and monitoring of environmental information data are completed with control module by perceiving, and extracts control device Gesture information, the gesture information of control device of environmental information data and extraction is reached by intelligent gateway via router Cloud platform server or local area network, so as to realize the real-time Transmission of data.

Step 3:Cloud platform server can complete the access of magnanimity sensing data caused by many experiments simultaneously and deposit Storage task, complete the logical process of complexity;Cloud platform server provides corresponding adjustable strategies, including to operator's PUSH message Remind and trigger rule set in advance automatically;Cloud platform server increase at any time as needed or delete required sensor and Controller is into system, and realization extends on demand, and equipment has custom feature.

Step 4:It is attached between cloud platform server and user terminal module by Internet, user terminal mould Block provides the human-computer interaction interface remotely checked for student in the form of WEB or terminal APP so that study of the student for experiment Interior is not limited solely to, facilitates student's high-efficiency learning anywhere or anytime.

Step 5:User terminal module is supplied to the function that student controls household to operate substantially, is set by the movement such as mobile phone The environmental information data for future reference seen in experimental model, and request is sent to controller, realize to perceiving the control with control module, Students' response is allowed to the convenience of intelligent domestic system.Student logs in personal account in user terminal module, into intelligent family Experiment porch control interface is occupied, the corresponding order button of control interface is clicked on, will accordingly be controlled by Internet and intelligent gateway Instruction processed sends perception to and realized to control module to the control of corresponding home equipment remote switch;

Step 6:Based on step 1 to step 5, experimental courses use is carried out according to experiments supporting specification, enables student The teaching experiment of clear thinking, and record analysis experimental result are enough carried out for modules, after experiment terminates, exits user's end End module, experimental system is closed, writes experimental summary.

Embodiment 2

The present embodiment illustrates smart home experimental system and perceived and the specific design of control module and realization.Perceive Include master controller, environmental data collecting and control submodule, display and alarm submodule, speech recognition and conjunction with control module Into submodule and network insertion submodule.The domestic environment information that system needs to perceive has:Particle in temperature, humidity, air Whether thing, coal gas, natural gas leak, whether someone swarm into, power consumption and intensity of illumination.In order to preferably introduce described environment The perception and control of information, above-mentioned environmental information is classified:The detection of particulate matter in temperature, humidity, air with Display is classified as comfort level perception and control subsystem;Whether coal gas, natural gas, which leak, whether someone swarms into is classified as security perception With control subsystem;The monitoring of power consumption and intensity of illumination is classified as energy consumption perception and control subsystem.The present embodiment design is relaxed Appropriateness, security, the Intellisense of three aspects of energy consumption and control subsystem, specific design are as follows with realizing.

(1) comfort level perception and control subsystem, mainly allow Students ' Learning on domestic environment temperature, humidity and particulate matter Detection with display experiment content.When environmental information data monitoring and after successfully show, by mixed-media network modules mixed-media by these environment Uploading information data is to cloud platform server, when temperature data exceeds the threshold value of cloud platform server settings, cloud platform service Device pushes control command to master controller, and master controller, which receives to order and perform, sends the operation that infrared signal opens air-conditioning.

Wherein, comfort level perceives designs local mode of operation and cloud mode of operation two states with control terminal program.Two Kind state is separate, can be switched over by phonetic order.

(a) under local mode of operation, master controller detects environmental information in real time by sensor, and passes through LED etc. and LCD Display screen shows corresponding information, and after setting " automatically adjusting ", if temperature exceeds programmed values, automatic transmitting is opened empty The infrared signal of tune, terminal, which need not network, under local working condition achieves that function above.

(b) under cloud mode of operation, the environmental information data detected are uploaded to cloud platform server by master controller, work as temperature When degrees of data exceeds the threshold value of cloud platform server settings, cloud platform server push control command to master controller, main control Device, which receives to order and perform, sends the operation that infrared signal opens air-conditioning.

Fig. 4 is that a kind of comfort level that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present embodiment is perceived and control The hardware composition figure of subsystem.

Wherein, master controller is from the AVR single chip Arduino using Atmega328 as core;Sound identification module is selected LD3320;Phonetic synthesis, which is realized, selects SYN6288, and it receives text data to be synthesized, so as to real by UART communication modes Existing TTS (Text To Speech) conversion;Temperature Humidity Sensor selects DHT11;Particulate matter sensors select GP2Y1010AU0F;It is aobvious Show that module shows that different colours, LCD liquid crystal displays are responsible for local humiture, particulate matter in different temperatures from three-primary color LED lamp The display of information.

(2) security perception and control subsystem, Students ' Learning is mainly allowed on the detection of household gas and infrared acquisition Experiment content.The system includes two aspects, first, the detection to coal gas, natural gas leaking, when system detectio to indoor coal gas, When concentration of natural gas is too high, alarm will be triggered, so as to reach the effect reminded in time, simultaneity factor can also push away to outbound message Send, student can receive alarm push on mobile terminals;Second, the experiment to infrared acquisition, that is, pass through infrared detection module Detect whether that someone is entered in sand table room by door or window, if having detected infrared signal, PUSH message triggers to student Warning device.

Fig. 5 is that a kind of security that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present embodiment is perceived and control Subsystem hardware composition figure.Wherein, gas leakage module has selected MQ2;Infrared moving detection module selects HC-SR501 people Body heat releases coron detection sensor.

(3) energy consumption perception and control subsystem, mainly allow Students ' Learning on the power consumption to various electrical equipments in household The experiment content of monitoring and remote switch control.Illustrated by taking water heater control in actual scene as an example:When being away from home, people May forget whether water heater closes in family, if be kept on all, electric energy will be wasted, now, can be by based on cloud The network voltameter of platform checks current consuming apparatus in family, if it find that water heater is in opening, then issues control command and arrives Smart jack, triggering shut-off operation.In addition, detecting indoor light intensity by intensity of illumination module, when excessively dark, can drive Motor, which is drawn the curtain apart, increases indoor entering light.By the perception and control to family's energy consumption, student can not only be allowed real by testing The function of existing cloud platform monitoring server data and remote control switch, them can be also made to feel that smart home is lived to people That brings is a variety of convenient, excites their Learning Motive.

Fig. 6 is that a kind of energy consumption that the Platform of Experimental Teaching with controlling is perceived based on smart home of the present embodiment is perceived and control Subsystem hardware composition figure.

Wherein, JSY-MK-109 is can be selected in energy consumption detection module, and mainly the electrical parameter in circuit is measured;Electrical equipment Switch control realized by 5V-220V relays;Intensity of illumination detection module selects BH1750FVI, its luminous intensity detection model Enclose for 1~65535lx;Stepper motor model selects 28BYJ-48, and output torque is bigger, can drive heavy duty.

Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills Art field, is included within the scope of the present invention.

Claims (6)

  1. A kind of 1. Platform of Experimental Teaching perceived based on smart home with controlling, it is characterised in that:Build in outdoor scene sand table model, Including perception and control module, intelligent gateway, cloud platform server and user terminal module, and it is configured with description of test book;
    Described outdoor scene sand table household model needs rational deployment room unit simultaneously carries out interior decoration, outdoor scene reduction household rooms Layout and intelligent home device, for simulating household room composition and home equipment under true environment;Outdoor scene sand table model is equipped with The debugging download interface of modules, program's source code;
    Described perception and control module are used to completing the collections of environmental information data and monitoring, the gesture information of control device Extraction, and for the switch control of home appliance in smart home sand table;
    Described intelligent gateway is used to realize following function:(1) communication of laboratory intranet and extranet is realized, laboratory internal is owned Smart machine is attached thereto;(2) will perceive and control module equipment access Internet;(3) possesses high in the clouds and local two kinds of works Operation mode, student carry out high in the clouds or the selection of local mode of operation as needed;
    Described cloud platform server is used to realize following function:(1) complete to perceive the reality with control module environmental information data When handle, transmitted by intelligent gateway to user terminal module real-time display;(2) given when experimental situation information data is unreasonable Go out corresponding adjustable strategies, including remind to operator's PUSH message and trigger rule set in advance automatically;(3) can be simultaneously Complete the access of magnanimity sensing data and store tasks caused by many experiments;(4) computing capability is strong, for mitigating traditional intelligence The burden of control device in energy household experimental system, complete the logical process of complexity;(5) increase at any time or delete required biography Sensor and controller are into system, and realization extends on demand, and equipment has custom feature;
    Described user terminal module is used to realize following function:(1) provided remotely for student in the form of WEB or terminal APP The human-computer interaction interface checked so that student is not limited solely to interior for the study of experiment, facilitates student anywhere or anytime High-efficiency learning;(2) function of being supplied to student to control household to operate substantially, experiment can be checked by mobile devices such as mobile phones Environmental information data in model, and request is sent to controller, realize to perceiving the control with control module, allow students' response To the convenience of intelligent domestic system;
    Described experiments supporting specification, so that student carries out experimental courses use, student is set to be carried out for modules The teaching experiment of clear thinking, and record analysis experimental result, write experimental summary;Description of test school bag includes the letter of smart home Jie, the brief introduction of modules, the operation instruction of modules, theory explaination, development environment build the explanation of substep process, exploitation work Tool uses explanation, experiment purpose, experimental principle, experimental procedure and program flow chart;
    Perception is attached with control module by intelligent gateway and cloud platform server, and the environmental information data collected are passed through Cloud platform server or local area network are reached by router, so as to realize the real-time Transmission of data;Cloud platform server and Be attached between user terminal module by Internet, can real time inspection experiment in environmental information data and control set It is standby to be acted.
  2. A kind of 2. Platform of Experimental Teaching perceived based on smart home with controlling as claimed in claim 1, it is characterised in that:Institute The perception stated includes master controller, environmental data collecting and control submodule, display and alarm submodule, voice with control module Identification and synthesis submodule and network insertion submodule;Due to substituting traditional PC or certain insertion from cloud platform server Formula equipment only retains the AVR single chip perceptually middle control with control module and user terminal module, so choosing as server It need not meet the big requirement of memory space with master controller, therefore from the high controller of low-power consumption, control efficiency; Master controller is used to send environmental information data and gesture information to cloud platform server and control terminal device;Environment number It is made up of Kinect somatosensory device, various sensors and adaptive polarizing memory voltage time constant with control submodule according to collection, is moved for completing gesture The identification of work, the collection of environmental information data and electric switch control;Display includes LCDs, LED with alarm submodule Lamp and buzzer, alarmed for being locally displayed for environmental information data with superthreshold;Speech recognition includes language with synthesis submodule Sound identification module and voice synthetic module, for receiving control instruction and execution result back;Network access module selects ether Net controller, and coordinate WiFi module, for realizing following function:(1) the Internet accesses of terminal device;(2) with Internet is communicated, and by wireless module with perceiving control module, sensing data is uploaded into cloud platform server;(3) connect Instructed by cloud platform server controls, so as to drive control device control experimental facilities.
  3. A kind of 3. Platform of Experimental Teaching perceived based on smart home with controlling as claimed in claim 2, it is characterised in that:Institute The environmental data collecting stated includes perceiving two level submodule, gesture identification two level submodule and control terminal two with control submodule Level submodule;Wherein perceive two level submodule and select various sensors, for completing the detection and monitoring of experimental situation, and by ring Environment information data are sent to intelligent gateway;Gesture identification two level submodule is Kinect cameras, is imaged by Microsoft Kinect Head carries out the collection of gesture depth map, and then gesture information is extracted, analyzed and judged, produces corresponding control signal, Control signal is transmitted to by single-chip microcomputer by Internet, so as to drive the household of experiment porch to act;Control terminal two level submodule Block is controlled experiment household device object, and the control instruction for receiving intelligent gateway transmission completes corresponding operation.
  4. A kind of 4. Platform of Experimental Teaching perceived based on smart home with controlling as claimed in claim 3, it is characterised in that:Institute The gesture identification two level submodule stated is Kinect cameras, and it includes at least three camera, including a colored RGB shooting Head, two 3D structure light depth cameras being made up of RF transmitter and infrared C mos sensor;Wherein, it is colored RGB cameras, for recording color image;Depth camera has depth camera camera function and infrared photography camera function, is used for Sampling depth data, described depth data are the distance between camera and object in scene;Kinect utilizes skeleton point To define human body attitude, a series of human body attitudes, different human bodies are determined by defining the coordinate relation of different parts of human body The trigger signal that posture can act as home equipment, for student, in experiment, designed, designed difference gesture drive equipment is moved Make;Concrete operations identification process is:It is to distinguish human body in the black white image collected from infrared collecting camera first, For refining useful simple information process from complicated numerical value;Body-sensing camera can carry out " Pixel-level " to depth image and know Not, image outline is first identified, then identifies image detail;The input of somatosensory recognition module is depth image, and output is target person Body profile;Com-parison and analysis is close to the region of body-sensing camera first, the pixel of regional depth image described in next meeting point by point scanning, To judge which position of human body particularly belonged to, and then identify specific change skeleton point position;Pass through gesture identification process Practice, acquired in an experiment for student two-dimensional image, rim detection, noise eliminate, to human body target characteristic point classification Deng professional image knowledge.
  5. 5. a kind of Platform of Experimental Teaching perceived based on smart home with controlling as described in claim 1,2,3 or 4, its feature It is:Described cloud platform server has data processing submodule, instruction sending submodule and data storage submodule;Wherein, Data processing submodule is used to handle the data collected, converts setting household terminal work mode according to signal, leads to The processing task of magnanimity sensing data caused by experiment, high efficiency can be rapidly completed by crossing cloud platform server, and be used In increasing at any time or deleting required sensor and controller into system, system has expanded function on demand;Instruction sends son The household terminal pattern that module is used to be set according to data processing module sends control instruction to experiment household terminal, so as to pass through Controller control home equipment action;Data storage submodule is used for store historical data and real time data, is easy to student timely Check so that in a wider context to above-mentioned data critical-path analysis, optimize whole system.
  6. 6. a kind of Platform of Experimental Teaching perceived based on smart home with controlling as described in claim 1,2,3 or 4, its feature It is:Described user terminal module includes the mobile devices such as PC, mobile phone or Pad, visual for experimental system data to be carried out Change displaying, various smart machines, side swift to operate remotely can be checked and control whenever and wherever possible by user's terminal module student Just.
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