CN103389710B - A kind of environment of internet of things control method based on context aware and equipment - Google Patents

A kind of environment of internet of things control method based on context aware and equipment Download PDF

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Publication number
CN103389710B
CN103389710B CN201310308382.XA CN201310308382A CN103389710B CN 103389710 B CN103389710 B CN 103389710B CN 201310308382 A CN201310308382 A CN 201310308382A CN 103389710 B CN103389710 B CN 103389710B
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environmental
environment
value
controlled terminal
control
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CN201310308382.XA
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CN103389710A (en
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魏旻
王平
张琪
危炎广
王浩星
付蔚
金基天
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重庆邮电大学
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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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses a kind of environment of internet of things control method based on context aware and equipment.In network, environmental control equipment collects context aware data, judge that controlled region is with or without personnel activity, if someone, then environmental control equipment guarantees that timer reset is to setting-up time, by humiture by prediction average votes index PMV process, then data are carried out correspondence by the value table set, comfort level mapping table and control law mapping table, obtain the control strategy of controlled terminal; If unmanned movable, environmental control equipment checks whether the controlled terminal that there is work, if do not exist, does not operate; If exist, judge whether timer starts, if do not start, open and the controlled terminal of the transmission control command closedown work when timer makes zero, if start, continue countdown until make zero or again detect that controlled region exists personnel activity.The present invention the real-time control controlled terminal of intelligence can carry out adjusting ambient and meets users'comfort demand.

Description

A kind of environment of internet of things control method based on context aware and equipment

Technical field

The present invention relates to network control technology field, particularly a kind of environment of internet of things control method based on context aware and equipment.

Background technology

Along with people are to the raising of quality of life and quality of service requirement, wireless sensor network is widely used in fields such as intelligent building, Smart Home, Industry Control.Its monitor network, by being deployed in microsensor nodes a large amount of in controlled region and controlled terminal forms, is carried out data interaction by the mode of radio communication and controls controlled terminal.Due to the uncertainty of human sensory, the complicacy of environmental requirement and improving constantly environmental degree of comfort demand, thus, improve the intellectuality of indoor environmental condition control and become the indispensable important technology of of control field in recent years.

In the prior art, in monitor network, the automatic control mode of controlled terminal carries out deviation calculating by controller to environmental parameter and user's setting value, size right according to deviation again exports controlled quentity controlled variable, thus the adjustment realized controlled terminal, but this method needs to change existing controlled terminal hardware, increase expense and the difficulty of realization, be not suitable for the environmental Kuznets Curves pattern of existing most of user.

In the process realizing the embodiment of the present invention, inventor finds in prior art, by opertaing device, controlled terminal is controlled, only individual equipment environmental impact parameter is revised, because indoor environment is the coefficient result of multiple environmental control equipment, this just may make the relevant terminal device of same environmental parameter work simultaneously, thus increases power consumption.

Therefore a kind of environment of internet of things control method based on context aware and equipment is badly in need of.

Summary of the invention

In view of this, technical matters to be solved by this invention is to provide a kind of environment of internet of things control method based on context aware and equipment.The method when controlled region exists personnel activity, can not need the user operation real-time control that just energy is intelligent to the influential controlled terminal of environment tool, improves indoor environmental quality to meet users'comfort demand by the work of controlled terminal.

An object of the present invention proposes a kind of environment of internet of things control method based on context aware; Two of object of the present invention proposes a kind of environment of internet of things opertaing device based on context aware.

An object of the present invention is achieved through the following technical solutions:

A kind of environment of internet of things control method based on context aware provided by the invention, comprises the following steps:

S1: periodically receive the context aware data of all kinds of wireless sensor node collection and the detection data of sniffer collection by environmental control equipment in monitor network, and judge whether controlled region exists personnel activity according to the detection data of sniffer collection;

S2: if there is personnel activity, environmental control equipment guarantees that built-in timer cuts out and resets to the timing of user's setting; Obtain the comfortable angle value of current environment, and it is identical to judge that whether the comfortable angle value of current environment calculates the amenity angle value of gained with the last time, if identical, do not carry out any operation, if different, then confirmed the control strategy of environmental Kuznets Curves pattern and controlled terminal by environmental control equipment;

S3: if there is not personnel activity, checks whether environmental control equipment exists the controlled terminal worked, if do not exist, does not then do any operation; If exist, then judge whether environmental control equipment timer is activated, if do not start, start timer and send the controlled terminal that control command closes all working when timer countdown is made zero, if start, continuing countdown until countdown is made zero or again detected that controlled region exists personnel activity.

Further, the comfortable angle value of described current environment is obtained by following steps:

S21: obtain real time temperature and humidity and according to the average votes index calculate pmv value of prediction;

S22: the pmv value of result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtains each self-corresponding environmental evaluation degree;

S23: the environmental evaluation degree corresponding to pmv value, gas concentration lwevel and illuminance and environmental degree of comfort mapping table are compared, obtains the comfortable angle value of current environment.

Further, the control strategy of described controlled terminal is the control strategy that control law mapping table corresponding to different environmental Kuznets Curves patterns obtains to the influential controlled terminal of environment tool; Described context aware data comprise temperature, humidity, gas concentration lwevel and illuminance.

Further, the value table of described setting is environmental evaluation degree different corresponding to the different spans of pmv value, carbon dioxide concentration value, illuminance value; Described pmv value, carbon dioxide concentration value, illuminance value are divided into respectively three intervals and the corresponding respectively described environmental evaluation degree in three intervals is basic, normal, high.

Further, described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is height mode and the comfortable angle value of user's set environment is low mode;

Described automatic control mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When environmental degree of comfort is middle, environmentally comfort level mapping table opens corresponding controlled terminal equipment; When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that height mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When during environmental degree of comfort is or time low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that low mode comprises the following steps: when environmental degree of comfort for high in or low time, close the whole controlled terminal equipment affecting environment.

Further, described environmental control equipment is pre-configured and store value table, environmental degree of comfort mapping table, the control law mapping table of setting, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.

Two of object of the present invention is achieved through the following technical solutions:

A kind of environment of internet of things opertaing device based on context aware provided by the invention, comprise communication module, memory module, Timing Processing module, context aware data processing module and control law processing module,

Described communication module, for receiving the environmental data of wireless sensor node collection and sending control command to controlled terminal;

Described memory module, for storing the value table of setting, environmental degree of comfort mapping table, control law mapping table and the last amenity angle value calculating gained;

Described Timing Processing module, for judging whether timer is activated, when controlled region is without personnel activity and when existing the controlled terminal of work, starting timer, sending the controlled terminal of control command closedown all working when timer countdown make zero; If timer starts when there is personnel activity in controlled region, closed and reset to user setting timing;

Described context aware data processing module, for judging the detection data of sniffer collection whether controlled region exists personnel activity and obtain environmental evaluation degree according to pmv value, gas concentration lwevel and illuminance;

Described control law processing module, for confirming the pattern of environmental Kuznets Curves, and obtain corresponding control strategy according to this environmental Kuznets Curves pattern and corresponding amenity angle value according to control law mapping table, and converted to by control strategy can by the control command data bag of controlled terminal identification.

Further, the value table of described setting is environmental evaluation degree different corresponding to the different spans of pmv value, carbon dioxide concentration value, illuminance value; Described pmv value, carbon dioxide concentration value, illuminance value are divided into respectively three intervals and the corresponding respectively described environmental evaluation degree in three intervals is basic, normal, high.

Further, described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is height mode and the comfortable angle value of user's set environment is low mode;

Described automatic control mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When environmental degree of comfort is middle, environmentally comfort level mapping table opens corresponding controlled terminal equipment; When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that height mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When during environmental degree of comfort is or time low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that low mode comprises the following steps: when environmental degree of comfort for high in or low time, close the whole controlled terminal equipment affecting environment.

Further, described environmental control equipment is pre-configured and store the value table of setting, environmental degree of comfort mapping table and control law mapping table, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.

The invention has the advantages that: present invention employs a kind of environment of internet of things control method based on context aware and equipment; Can when there is personnel activity in controlled region, do not need the user operation real-time control that just energy is intelligent to the influential controlled terminal of environment tool, under indoor environment, improve indoor environmental quality by the work of controlled terminal meet users'comfort demand.

Accompanying drawing explanation

In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein:

Fig. 1 is the process flow diagram of the environment of internet of things control method based on context aware that the embodiment of the present invention 1 provides;

The process flow diagram of the environment of internet of things control method based on context aware that Fig. 2 provides for the embodiment of the present invention 2;

Fig. 3 is network topology structure schematic diagram in the embodiment of the present invention 2;

Fig. 4 is that the value of setting in the embodiment of the present invention 2 represents intention;

Fig. 5 is comfort level mapping table schematic diagram in the embodiment of the present invention 2;

The control law mapping table schematic diagram of Fig. 6 corresponding to environmental Kuznets Curves patterns different in inventive embodiments 2;

The structural representation of the environmental control equipment that Fig. 7 provides for inventive embodiments 3.

Embodiment

Below with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail; Should be appreciated that preferred embodiment only in order to the present invention is described, instead of in order to limit the scope of the invention.

Embodiment 1

Fig. 1 is the process flow diagram of the environment of internet of things control method based on context aware that the embodiment of the present invention 1 provides, as shown in the figure: a kind of environment of internet of things control method based on context aware provided by the invention, comprises the following steps:

S1: periodically receive the context aware data of all kinds of wireless sensor node collection and the detection data of sniffer collection by environmental control equipment in monitor network, and judge whether controlled region exists personnel activity according to the detection data of sniffer collection;

S2: if there is personnel activity, environmental control equipment guarantees that built-in timer cuts out and resets to the timing of user's setting; Obtain the comfortable angle value of current environment, and it is identical to judge that whether the comfortable angle value of current environment calculates the amenity angle value of gained with the last time, if identical, do not carry out any operation, if different, then confirmed the control strategy of environmental Kuznets Curves pattern and controlled terminal by environmental control equipment;

S3: if there is not personnel activity, checks whether environmental control equipment exists the controlled terminal worked, if do not exist, does not then do any operation; If exist, then judge whether environmental control equipment timer is activated, if do not start, start timer and send the controlled terminal that control command closes all working when timer countdown is made zero, if start, continuing countdown until countdown is made zero or again detected that controlled region exists personnel activity.

The comfortable angle value of described current environment is obtained by following steps:

S21: obtain real time temperature and humidity and according to the average votes index calculate pmv value of prediction;

S22: the pmv value of result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtains each self-corresponding environmental evaluation degree;

S23: the environmental evaluation degree corresponding to pmv value, gas concentration lwevel and illuminance and environmental degree of comfort mapping table are compared, obtains the comfortable angle value of current environment.

The control strategy of described controlled terminal is the control strategy that the control law mapping table corresponding to different environmental Kuznets Curves patterns obtains to the influential controlled terminal of environment tool; Described context aware data comprise temperature, humidity, gas concentration lwevel and illuminance.

The value table of described setting is environmental evaluation degree different corresponding to the different spans of pmv value, carbon dioxide concentration value, illuminance value; Described pmv value, carbon dioxide concentration value, illuminance value are divided into respectively three intervals and the corresponding respectively described environmental evaluation degree in three intervals is basic, normal, high.

Described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is height mode and the comfortable angle value of user's set environment is low mode;

Described automatic control mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When environmental degree of comfort is middle, environmentally comfort level mapping table opens corresponding controlled terminal equipment; When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that height mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When during environmental degree of comfort is or time low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that low mode comprises the following steps: when environmental degree of comfort for high in or low time, close the whole controlled terminal equipment affecting environment.

Described environmental control equipment is pre-configured and store value table, environmental degree of comfort mapping table, the control law mapping table of setting, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.

The present embodiment additionally provides a kind of environment of internet of things opertaing device based on context aware, comprise communication module, memory module, Timing Processing module, context aware data processing module and control law processing module,

Described communication module, for receiving the environmental data of wireless sensor node collection and sending control command to controlled terminal;

Described memory module, for storing the value table of setting, environmental degree of comfort mapping table, control law mapping table and the last amenity angle value calculating gained;

Described Timing Processing module, for judging whether timer is activated, when controlled region is without personnel activity and when existing the controlled terminal of work, starting timer, sending the controlled terminal of control command closedown all working when timer countdown make zero; If timer starts when there is personnel activity in controlled region, closed and reset to user setting timing;

Described context aware data processing module, for judging the detection data of sniffer collection whether controlled region exists personnel activity and obtain environmental evaluation degree according to pmv value, gas concentration lwevel and illuminance;

Described control law processing module, for confirming the pattern of environmental Kuznets Curves, and obtain corresponding control strategy according to this environmental Kuznets Curves pattern and corresponding amenity angle value according to control law mapping table, and converted to by control strategy can by the control command data bag of controlled terminal identification.

The value table of described setting is environmental evaluation degree different corresponding to the different spans of pmv value, carbon dioxide concentration value, illuminance value; Described pmv value, carbon dioxide concentration value, illuminance value are divided into respectively three intervals and the corresponding respectively described environmental evaluation degree in three intervals is basic, normal, high.

Described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is height mode and the comfortable angle value of user's set environment is low mode;

Described automatic control mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When environmental degree of comfort is middle, environmentally comfort level mapping table opens corresponding controlled terminal equipment; When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that height mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When during environmental degree of comfort is or time low, open the whole controlled terminal equipment affecting environment;

The comfortable angle value of described user's set environment is that low mode comprises the following steps: when environmental degree of comfort for high in or low time, close the whole controlled terminal equipment affecting environment.

Described environmental control equipment is pre-configured and store value table, environmental degree of comfort mapping table, the control law mapping table of setting, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.

The present embodiment is applied in the monitor network being laid in controlled region based on the environment of internet of things control method of context aware, network topology structure is the stelliform connection topology configuration centered by environmental control equipment, the mapping table environmentally stored in opertaing device and environmental data, controlled terminal is controlled, specifically comprises the steps:

Step 101, periodically to be received the context aware data that all kinds of wireless sensor node and sniffer gather by environmental control equipment in monitor network; And first judge whether controlled region exists personnel activity according to the detection data of sniffer collection;

Step 102, if there is personnel activity, environmental control equipment guarantee built-in timer close and reset to user setting timing again by real-time temperature and humidity according to prediction average votes index PMV calculate, and result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtain each self-corresponding environmental evaluation degree, again by pmv value, gas concentration lwevel, one group of environmental evaluation degree of this group correspondence of illuminance and environmental degree of comfort mapping table are compared, obtain current amenity angle value, and it is identical to judge that whether the comfortable angle value of current environment calculates the amenity angle value of gained with the last time, if identical, do not carry out subsequent operation, if difference, confirm environmental Kuznets Curves pattern by environmental control equipment, last control law mapping table corresponding to different environmental Kuznets Curves patterns obtains the control strategy to the influential controlled terminal of environment tool, control command can be sent to controlled terminal by control strategy,

If step 103 does not exist personnel activity, environmental control equipment checks whether the controlled terminal that existence is working, if do not exist, does not do any operation; If exist, environmental control equipment judges whether timer is activated, if do not start, start timer and send the controlled terminal that control command closes all working when timer countdown is made zero, if start, continue countdown until countdown is made zero or again detected that controlled region exists personnel activity.

In the present embodiment, environmental control equipment obtains corresponding control strategy according to the mapping table of the context aware data of wireless sensor node, sniffer collection and self storage, and control strategy is sent to controlled terminal with the communication standard orecontrolling factor command packet of wireless sensor network.

The environment control method based on context aware Internet of Things that the embodiment of the present invention provides, can perform control according to periodicity environmental data to controlled terminal when controlled region exists personnel activity, to improve environmental quality to meet users'comfort demand.

Embodiment 2

Fig. 2 is the process flow diagram of the embodiment of the present invention 2 based on the environment of internet of things control method of context aware; Fig. 3 is network topology structure schematic diagram in the embodiment of the present invention, and in figure, black circles represents environmental control equipment, and gray circles represents all kinds of environmental data collecting collection node, and triangle represents context aware device; Fig. 4 is the schematic diagram setting value table in the embodiment of the present invention, and Fig. 5 is comfort level mapping table schematic diagram in the embodiment of the present invention; The control law mapping table schematic diagram of Fig. 6 corresponding to environmental Kuznets Curves patterns different in inventive embodiments.As shown in Figure 2, the method for the present embodiment can comprise:

Step 201, in monitor network, environmental control equipment receives according to the data collection cycle of definition the context aware data (temperature, humidity, gas concentration lwevel, illuminance and detection data) that all kinds of wireless sensor node and sniffer gather;

According to the detection data of sniffer collection, step 202, environmental control equipment judge whether controlled region exists personnel activity, if there is personnel activity, then perform step 203, otherwise perform step 215;

Step 203, environmental control equipment check whether timer is activated, if timer is activated, then perform step 204, otherwise perform step 205;

The timer be activated cuts out and is reset to the timing of user's setting by step 204, environmental control equipment;

Real-time temperature and humidity calculates according to the average votes index PMV of prediction by step 205, environmental control equipment, the result of calculation of PWV is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtains each self-corresponding environmental evaluation degree; Again one group of environmental evaluation degree of pmv value, gas concentration lwevel, this group correspondence of illuminance and environmental degree of comfort mapping table are compared, obtain amenity angle value;

Step 206, environmental control equipment detect current environment comfortable angle value whether calculates the amenity angle value of gained with the last time identical, if identical, then perform step 207, otherwise execution step 208;

Step 207, do not carry out any operation;

Step 208, environmental control equipment confirm current environmental Kuznets Curves pattern, if environmental Kuznets Curves pattern is user's set environment comfortable angle value when being low pattern, no matter and current amenity angle value be high in or low, perform step 209; If when environmental Kuznets Curves pattern is automatic control mode, when current amenity angle value is high, perform step 210, when current amenity angle value is middle, perform step 211, when current amenity angle value is low, perform step 212; If environmental Kuznets Curves pattern is user's set environment comfortable angle value when being high pattern, when current amenity angle value is high, perform step 213, when during current amenity angle value is or time low, perform step 214;

Step 209, closedown affect whole controlled terminal equipment of environment;

Step 210, keep the influential controlled terminal current state of environment;

Step 211, by environmental degree of comfort mapping table, when PMV is high or low, open the controlled terminal equipment (as: central air conditioner or humidifier or ventilation equipment or a few person's combination in any) affecting PMV value; When PMV is middle, open the controlled terminal equipment (as: Electric controlled window curtain or lamp group or a few person's combination in any) affecting illuminance;

Step 212, unlatching affect whole controlled terminal equipment of environment;

Step 213, keep the influential controlled terminal current state of environment;

Step 214, unlatching affect whole controlled terminal equipment of environment;

Step 215, environmental control equipment check whether the controlled terminal that existence is working, if exist, then perform step 217, otherwise perform step 216;

Step 216, do not do any operation;

Step 217, environmental control equipment judge whether timer is activated, if execution step 219, otherwise perform step 218;

Step 218, environmental control equipment start timer, and send the controlled terminal that control command closes all working when timer countdown is made zero;

Step 219, continuation countdown are until countdown is made zero or again detected that controlled region exists personnel activity.

In the present embodiment, Fig. 4 is the schematic diagram setting value table in the embodiment of the present invention, and wherein, span is divided into 3 intervals, it will be understood by those skilled in the art that in practical application, interval can be divided into 3 or 5 or 7 by environmental control equipment as required.

In the present embodiment, Fig. 5 is comfort level mapping table schematic diagram in the embodiment of the present invention, because the span of setting value table is 3 regions, PWV value, gas concentration lwevel, illuminance are evaluated, so the comfort level mapping table existed exists 27, it will be understood by those skilled in the art that the difference of interval causes the regular number of comfort level mapping table also different;

In the present embodiment, when controlled range check is to when having personnel, environmentally control method performs subsequent operation again, controlled terminal may be unlocked and also may still close, again because personnel can not always in controlled region, may leave in midway and be environmentally controlled equipment Inspection and arrive, if controlled terminal have work, opening timing device, if just close the controlled terminal of work during countdown zero, if midway personnel get back to again controlled region, then timer cut out and reset, so just can carry out uninterrupted and unduplicated control according to real-time context aware data to environment.

Be applicable in control area intelligent requirements and the higher indoor environment of environmental requirement based on the environment control method of context aware Internet of Things in the present embodiment, need to control to the influential controlled terminal of environment fast, the means as much as possible by automatically controlling meet users'comfort demand.Particularly, this example is applicable in the wireless sensor network of Smart Home, such as, owing to asking even higher, the control of lamp group to the requirement of users'comfort with to the intellectuality that controlled terminal controls under smart home environment, need automatically to control controlled terminal according to illuminance correlation parameter.Therefore, adopt the present embodiment technical scheme, can by intelligent means real-time control to ensure the requirement of controlled zone comfort degree to controlled terminal

The structural representation of the environmental control equipment that Fig. 7 provides for the embodiment of the present invention three.As shown in Figure 7, the present embodiment environmental control equipment comprises communication module 701, memory module 702, Timing Processing module 703, context aware data processing module 704 and control law processing module 705, wherein:

Communication module 701, for receiving the environmental data of wireless sensor node collection and sending control command to controlled terminal;

Memory module 702, for storing the value table of setting, environmental degree of comfort mapping table and control law mapping table and the last amenity angle value calculating gained;

Timing Processing module 703, for judging whether timer is activated, when controlled region is without personnel activity and when existing the controlled terminal of work, starting timer, sending the controlled terminal of control command closedown all working when timer countdown make zero; If timer starts when there is personnel activity in controlled region, closed and reset to user setting timing;

Context aware data processing module 704, for the detection data of sniffer collection is judged whether controlled region exists personnel activity, then temperature, humidity are calculated according to the average votes index PMV of prediction, and result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtain each self-corresponding environmental evaluation degree (high, medium and low); Then one group of corresponding to one group of pmv value, carbon dioxide concentration value and illuminance value environmental evaluation degree is carried out corresponding with environmental degree of comfort mapping table, obtain corresponding amenity angle value; Thus judge that whether the comfortable angle value of current environment is identical with the last amenity angle value calculating gained;

Control law processing module 705, for confirming the pattern of environmental Kuznets Curves, and obtain corresponding control strategy according to this environmental Kuznets Curves pattern and corresponding amenity angle value according to control law mapping table, and converted to by control strategy can the control command data bag of controlled terminal identification.

In the present embodiment, environmental control equipment exists as equipment in wireless sensor network, meets the existing all characteristics of wireless sensor network;

In the present embodiment, above-mentioned memory module 702, the value table of concrete setting, environmental degree of comfort mapping table can by artificially arranging, to meet the different environmental degree of comfort demand of different user;

The present embodiment environmental control equipment can realize each functional steps of embodiment of the method shown in above-mentioned Fig. 1 or Fig. 2.

Embodiment 3

In the monitor network that controlled region is laid, environmental control equipment is as central control equipment, all kinds of wireless sensor node and sniffer are laid in around environmental control equipment with star topology mechanism, wherein sensor node comprises temperature sensor, humidity sensor, gas concentration lwevel detecting sensor and illuminance sensor, and sniffer can be infrared or video or hotness device; These wireless sensor nodes and the real-time context aware data of sniffer collection also send it to environmental control equipment, the context aware data these collected through environment control method process, then the result after process is constructed corresponding control command frame by environmental control equipment and sends to the controlled terminal with radio sensing network communication module.The control command that controlled terminal execution environment opertaing device issues, simultaneously, all kinds of wireless sensor node and detecting devices periodically gather context aware data, environmental control equipment carries out real-time control according to the context aware data after adjustment to controlled terminal, form a control loop, wherein controlled terminal can be air-conditioning or lamp group or humidifier or ventilation equipment or electrically driven curtain or wherein combination in any.

First aspect, the embodiment of the present invention provides a kind of environment of internet of things control method based on context aware, comprising:

Periodically received the context aware data of all kinds of wireless sensor node and sniffer collection by environmental control equipment in monitor network, wherein, the context aware data gathered comprise: temperature, humidity, gas concentration lwevel, illuminance and detection data; And the detection data first gathered for the first time according to sniffer judges whether controlled region exists personnel activity;

If there is personnel activity, first environmental control equipment judges whether built-in timer is activated, if be not activated, then directly carries out subsequent operation, if be activated, first timeing closing device and reset to user setting timing carry out subsequent operation again, that real-time temperature and humidity is calculated according to the average votes index PMV of prediction by wherein subsequent operation, and result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtain each self-corresponding environmental evaluation degree, again by pmv value, gas concentration lwevel, one group of environmental evaluation degree of this group correspondence of illuminance and environmental degree of comfort mapping table are compared, obtain current amenity angle value, and it is identical to judge that whether the comfortable angle value of current environment calculates the amenity angle value of gained with the last time, if identical, do not carry out any operation, if difference, confirm environmental Kuznets Curves pattern by environmental control equipment, then the control law mapping table corresponding to different environmental Kuznets Curves patterns obtains the control strategy to the influential controlled terminal of environment tool, control command can be sent to controlled terminal by control strategy,

If there is not personnel activity, environmental control equipment checks whether the controlled terminal that existence is working, if do not exist, does not do any operation; If exist, environmental control equipment judges whether timer is activated, if do not start, startup timer also sends the controlled terminal that control command closes all working when timer countdown is made zero, if start, continue countdown until countdown is made zero or again detected that controlled region exists personnel activity.

In conjunction with first aspect, in the implementation that the first is possible, described monitor network is laid in controlled region, and network structure is stelliform connection topology configuration, centered by described environmental control equipment.

In conjunction with first aspect, in the implementation that the second is possible, described sniffer is used for gathering detection data, and wherein said sniffer can be hotness device or infrared facility or video-unit.Whether described context aware data and controlled region have personnel activity relevant.

In conjunction with first aspect, in the implementation that the third is possible, the average votes index PMV of described prediction is environmental thermal comfort degree index, and relevant with temperature and humidity, other parameters get empirical value as the case may be.

In conjunction with first aspect, in the 4th kind of possible implementation, the fixed time of described built-in timer is set as required by user, and each unlatching is all countdown by the fixed time, the timing that after each closedown, timer reset sets to user, timer starts when there is the controlled terminal of work without personnel activity in described controlled region, has during personnel activity close in described controlled region.

In conjunction with first aspect, in the 5th kind of possible implementation, the value table of described setting is that described environmental control equipment sets when netinit, in order to reduce control law number, PMV is adopted to characterize the parameter of humiture, then the environmental evaluation degree that environmentally the different spans of factor (pmv value, carbon dioxide concentration value, illuminance value) are corresponding different.

Pmv value in described environmental factor (-3 ,-2 ,-1,0,1,2,3) is divided into 3 intervals [-3 ,-1], [-1,1], [1,3], and the corresponding respectively described environmental evaluation degree in three intervals be low, neutralize high; In described environmental factor, carbon dioxide concentration value is divided into 3 intervals [0 according to carbon dioxide hygiene value in room air, 0.07], [0.07,0.1], [0.1,0.2], and the corresponding respectively described environmental evaluation degree in three intervals be low, neutralize high; In described environmental factor, illuminance is divided into 3 intervals [50,100], [100,150], [150,200] according to house illuminance standard level, and the corresponding respectively described environmental evaluation degree in three intervals be low, neutralize high.

In conjunction with first aspect, in the 6th kind of possible implementation, the one group environmental evaluation degree of described environmental degree of comfort mapping table corresponding to one group of pmv value, carbon dioxide concentration value, illuminance value also obtains corresponding environmental degree of comfort (high, medium and low) according to the environmental demand of user.

In conjunction with first aspect, in the 7th kind of possible implementation, described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is high pattern and the comfortable angle value of user's set environment is low pattern.

In conjunction with first aspect, in the 8th kind of possible implementation, described control law mapping table is different according to the difference of described environmental Kuznets Curves pattern, and carries out different control strategies by the difference of described environmental degree of comfort to described controlled terminal.

In conjunction with first aspect, in the 9th kind of possible implementation, when environmental Kuznets Curves pattern is automatic control mode, described control strategy comprises:

When environmental degree of comfort is high, keep described controlled terminal current state;

When environmental degree of comfort is middle, by described environmental degree of comfort mapping table, when PMV is high or low, open the controlled terminal equipment (as: central air conditioner or humidifier or ventilation equipment or a few person's combination in any) affecting PMV value; When PMV is middle, open the controlled terminal equipment (as: Electric controlled window curtain or lamp group or a few person's combination in any) affecting illuminance;

When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment.

Be high pattern when environmental Kuznets Curves pattern is the comfortable angle value of user's set environment, described control strategy comprises:

When environmental degree of comfort is high, keep described controlled terminal current state;

Environmental degree of comfort be in or low time, open the whole controlled terminal equipment of environment of affecting.

Be low pattern when environmental Kuznets Curves pattern is the comfortable angle value of user's set environment, described control strategy comprises:

Environmental degree of comfort be high in or low time, close the whole controlled terminal equipment affecting environment.

In conjunction with first aspect or first aspect first or second the 3rd or the 4th kind or the 5th kind or the 6th kind or the 7th kind or the 8th kind or the 9th kind of possible implementation in, in the tenth kind of possible implementation, described environmental control equipment is pre-configured and store value table, environmental degree of comfort mapping table, the control law mapping table of setting, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.

Second aspect, the embodiment of the present invention provides a kind of environmental control equipment, comprising:

Communication module, for receiving the environmental data of wireless sensor node collection and sending control command to controlled terminal;

Memory module, for storing the value table of setting, environmental degree of comfort mapping table and control law mapping table and the last amenity angle value calculating gained;

Timing Processing module, for judging whether timer is activated, when controlled region is without personnel activity and when existing the controlled terminal of work, starting timer, sending the controlled terminal of control command closedown all working when timer countdown make zero; If timer starts when there is personnel activity in controlled region, closed and reset to user setting timing;

Context aware data processing module, for the detection data of sniffer collection is judged whether controlled region exists personnel activity, then temperature, humidity are calculated according to the average votes index PMV of prediction, and result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtain each self-corresponding environmental evaluation degree (high, medium and low); Then one group of corresponding to one group of pmv value, carbon dioxide concentration value and illuminance value environmental evaluation degree is carried out corresponding with environmental degree of comfort mapping table, obtain corresponding amenity angle value; Thus judge that whether the comfortable angle value of current environment is identical with the last amenity angle value calculating gained;

Control law processing module, for confirming the pattern of environmental Kuznets Curves, and obtain corresponding control strategy according to the amenity angle value of this environmental Kuznets Curves pattern and current calculating according to control law mapping table, and converted to by control strategy can by the control command data bag of controlled terminal identification.

In conjunction with second aspect, in the implementation that the first is possible, described control command data bag meets the data packet transmission form that wireless sensor network defines.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (9)

1., based on an environment of internet of things control method for context aware, it is characterized in that: comprise the following steps:
S1: periodically receive the context aware data of all kinds of wireless sensor node collection and the detection data of sniffer collection by environmental control equipment in monitor network, and judge whether controlled region exists personnel activity according to the detection data of sniffer collection;
S2: if there is personnel activity, environmental control equipment guarantees that built-in timer cuts out and resets to the timing of user's setting; Obtain the comfortable angle value of current environment, and it is identical to judge that whether the comfortable angle value of current environment calculates the amenity angle value of gained with the last time, if identical, do not carry out any operation, if different, then confirmed the control strategy of environmental Kuznets Curves pattern and controlled terminal by environmental control equipment;
S3: if there is not personnel activity, checks whether environmental control equipment exists the controlled terminal worked, if do not exist, does not then do any operation; If exist, then judge whether environmental control equipment timer is activated, if do not start, start timer and send the controlled terminal that control command closes all working when timer countdown is made zero, if start, continuing countdown until countdown is made zero or again detected that controlled region exists personnel activity
The comfortable angle value of described current environment is obtained by following steps:
S21: obtain real time temperature and humidity and according to the average votes index calculate pmv value of prediction;
S22: the pmv value of result of calculation is carried out correspondence with current gas concentration lwevel and illuminance according to the value table of setting, obtains each self-corresponding environmental evaluation degree;
S23: the environmental evaluation degree corresponding to pmv value, gas concentration lwevel and illuminance and environmental degree of comfort mapping table are compared, obtains the comfortable angle value of current environment.
2. the environment of internet of things control method based on context aware according to claim 1, is characterized in that: the control strategy of described controlled terminal is the control strategy that the control law mapping table corresponding to different environmental Kuznets Curves patterns obtains to the influential controlled terminal of environment tool; Described context aware data comprise temperature, humidity, gas concentration lwevel and illuminance.
3. the environment of internet of things control method based on context aware according to claim 1, is characterized in that: the value table of described setting is environmental evaluation degree different corresponding to the different spans of pmv value, carbon dioxide concentration value, illuminance value; Described pmv value, carbon dioxide concentration value, illuminance value are divided into respectively three intervals and the corresponding respectively described environmental evaluation degree in three intervals is basic, normal, high.
4. the environment of internet of things control method based on context aware according to claim 1, is characterized in that: described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is height mode and the comfortable angle value of user's set environment is low mode;
Described automatic control mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When environmental degree of comfort is middle, environmentally comfort level mapping table opens corresponding controlled terminal equipment; When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment;
The comfortable angle value of described user's set environment is that height mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When during environmental degree of comfort is or time low, open the whole controlled terminal equipment affecting environment;
The comfortable angle value of described user's set environment is that low mode comprises the following steps: when environmental degree of comfort for high in or low time, close the whole controlled terminal equipment affecting environment.
5. the environment of internet of things control method based on context aware according to claim 1, it is characterized in that: described environmental control equipment is pre-configured and store value table, environmental degree of comfort mapping table, the control law mapping table of setting, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.
6. a kind of environment of internet of things opertaing device based on context aware realized based on the environment of internet of things control method of context aware according to any one of claim 1-5, is characterized in that: comprise communication module, memory module, Timing Processing module, context aware data processing module and control law processing module;
Described communication module, for receiving the environmental data of wireless sensor node collection and sending control command to controlled terminal;
Described memory module, for storing the value table of setting, environmental degree of comfort mapping table, control law mapping table and the last amenity angle value calculating gained;
Described Timing Processing module, for judging whether timer is activated, when controlled region is without personnel activity and when existing the controlled terminal of work, starting timer, sending the controlled terminal of control command closedown all working when timer countdown make zero; If timer starts when there is personnel activity in controlled region, closed and reset to user setting timing;
Described context aware data processing module, for judging the detection data of sniffer collection whether controlled region exists personnel activity and obtain environmental evaluation degree according to pmv value, gas concentration lwevel and illuminance;
Described control law processing module, for confirming environmental Kuznets Curves pattern, and obtain corresponding control strategy according to this environmental Kuznets Curves pattern and corresponding amenity angle value according to control law mapping table, and converted to by control strategy can by the control command data bag of controlled terminal identification.
7. the environment of internet of things opertaing device based on context aware according to claim 6, is characterized in that: the value table of described setting is environmental evaluation degree different corresponding to the different spans of pmv value, carbon dioxide concentration value, illuminance value; Described pmv value, carbon dioxide concentration value, illuminance value are divided into respectively three intervals and the corresponding respectively described environmental evaluation degree in three intervals is basic, normal, high.
8. the environment of internet of things opertaing device based on context aware according to claim 6, is characterized in that: described environmental Kuznets Curves pattern comprises automatic control mode, the comfortable angle value of user's set environment is height mode and the comfortable angle value of user's set environment is low mode;
Described automatic control mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When environmental degree of comfort is middle, environmentally comfort level mapping table opens corresponding controlled terminal equipment; When environmental degree of comfort is low, open the whole controlled terminal equipment affecting environment;
The comfortable angle value of described user's set environment is that height mode comprises the following steps: when environmental degree of comfort is high, keep described controlled terminal current state; When during environmental degree of comfort is or time low, open the whole controlled terminal equipment affecting environment;
The comfortable angle value of described user's set environment is that low mode comprises the following steps: when environmental degree of comfort for high in or low time, close the whole controlled terminal equipment affecting environment.
9. the environment of internet of things opertaing device based on context aware according to claim 6, it is characterized in that: described environmental control equipment is pre-configured and store the value table of setting, environmental degree of comfort mapping table and control law mapping table, and the environmental data gathered according to all kinds of wireless sensor node corresponding mapping relations in the value table of setting, environmental degree of comfort mapping table and control law mapping table obtain final control strategy.
CN201310308382.XA 2013-07-22 2013-07-22 A kind of environment of internet of things control method based on context aware and equipment CN103389710B (en)

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