CN107678292A - A kind of intelligent domestic system - Google Patents
A kind of intelligent domestic system Download PDFInfo
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- CN107678292A CN107678292A CN201711059098.8A CN201711059098A CN107678292A CN 107678292 A CN107678292 A CN 107678292A CN 201711059098 A CN201711059098 A CN 201711059098A CN 107678292 A CN107678292 A CN 107678292A
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- home environment
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
Abstract
The invention provides a kind of intelligent domestic system, including the information processing terminal, environmental monitoring wireless sensor network, multiple home equipments；Described environmental monitoring wireless sensor network, multiple home equipments communicate to connect with the information processing terminal；Described environmental monitoring wireless sensor network is used to be monitored domestic environment, gathers domestic environment parameter and sends to the information processing terminal；The described information processing terminal is used to handle domestic environment parameter, and the opening and closing of home equipment are controlled according to result.The present invention realizes the intelligent radio control of home equipment.
Description
Technical Field
The invention relates to the field of intelligent home furnishing, in particular to an intelligent home furnishing system.
Background
With the development of national economy and the continuous improvement of science and technology, the requirements of people on the household environment are higher and higher. Meanwhile, low-carbon economy becomes a hot topic, and low carbon and environmental protection become a great trend of world manufacturing industry, so that the intelligent home system serving as a core part of a green building reduces the energy consumption of a family, changes the living habits of people, improves the living quality of people, promotes the modernization of the family life, and brings brand-new feeling to the home life of people. Therefore, the development and construction of the intelligent home system are inevitable trends of the economic development of the future countries.
An intelligent home system in the related art usually adopts a passive mode and a wired mode, needs construction by professional personnel and maintenance by special companies, and has the disadvantages of long construction period, high construction cost, poor system flexibility, difficult maintenance and repair and low expansion function, and a user cannot update and upgrade after the system is built. And the problems of safety protection, environmental regulation, illumination management, health monitoring, household appliance control and the like can not be effectively solved.
Disclosure of Invention
Aiming at the problems, the invention provides an intelligent home system.
The purpose of the invention is realized by adopting the following technical scheme:
the intelligent home system comprises an information processing terminal, an environment monitoring wireless sensor network and a plurality of home devices; the environment monitoring wireless sensor network and the plurality of household devices are in communication connection with the information processing terminal; the environment monitoring wireless sensor network is used for monitoring the home environment, acquiring home environment parameters and sending the parameters to the information processing terminal; the information processing terminal is used for processing the home environment parameters and controlling the home equipment to be opened and closed according to the processing result.
The invention has the beneficial effects that: the method is characterized in that home environment parameters are acquired based on an environment monitoring wireless sensor network, the home environment parameters are analyzed and processed, the operation of home equipment is intelligently controlled or remotely controlled according to the analysis and processing result, the constraint of wired transmission is eliminated, the intelligent real-time control of the home equipment is realized, and the method has the characteristics of no wiring, flexible expansion, no space occupation, low energy consumption, high efficiency, environmental friendliness and the like.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, without inventive effort, further drawings may be derived from the following figures.
FIG. 1 is a block diagram of the architecture of one embodiment of the present invention;
fig. 2 is a connection block diagram of an information processing terminal of one embodiment of the present invention.
Reference numerals are as follows:
the system comprises an information processing terminal 1, an environment monitoring wireless sensor network 2, household equipment 3, a display unit 10, a data processing unit 20 and a control unit 30.
Detailed Description
The invention is further described with reference to the following examples.
Referring to fig. 1 and fig. 2, the smart home system provided in this embodiment includes an information processing terminal 1, an environment monitoring wireless sensor network 2, and a plurality of home devices 3; the environment monitoring wireless sensor network 2 and the plurality of household devices 3 are in communication connection with the information processing terminal 1; the environment monitoring wireless sensor network 2 is used for monitoring the home environment, collecting home environment parameters and sending the home environment parameters to the information processing terminal 1; the information processing terminal 1 is used for processing the home environment parameters and controlling the home equipment 3 to be turned on and turned off according to the processing result.
Wherein the household environmental parameters comprise temperature, humidity and illumination intensity; the information processing terminal 1 is provided with a display unit 10 that displays time, temperature, humidity, and illumination intensity.
Further, the information processing terminal 1 is further provided with a data processing unit 20 for processing the home environment parameters, and a control unit 30 for controlling the plurality of home devices 3.
The functions of the information processing terminal 1 can be implemented based on a computer or a cloud server.
The embodiment of the invention obtains the home environment parameters based on the environment monitoring wireless sensor network 2, analyzes and processes the home environment parameters, intelligently controls or remotely controls the operation of the home equipment 3 according to the analysis and processing result, gets rid of the constraint of wired transmission, realizes the intelligent control of the home equipment 3, and has the characteristics of no wiring, flexible expansion, no space occupation, low energy consumption, high efficiency, environmental protection and the like.
In one embodiment, the environment monitoring wireless sensor network 2 comprises a home environment monitoring node, a cluster head node and a sink node, wherein the home environment monitoring node collects home environment parameters and sends the collected home environment parameters to the cluster head node, and the cluster head node is responsible for collecting and fusing the home environment parameters sent by the home environment monitoring node of the cluster and the home environment parameters collected by the cluster head node, and sending the fused home environment parameters to the sink node; the sink node receives and processes the home environment parameters and uploads the processed home environment parameters to the information processing terminal 1 in a mobile network communication mode.
In one embodiment, a cluster head node collects and stores home environment parameters collected by home environment monitoring nodes in a cluster in a cycle, when the stored home environment parameters include a suspicious home environment parameter set, the cluster head node performs exception judgment on the suspicious home environment parameter set, filters the suspicious home environment parameter set which is judged to be abnormal, and when a sending time slot of the cluster head node arrives, sends the filtered home environment parameters to a sink node.
The method comprises the following steps that whether the transmitted home environment parameters are suspicious home environment parameters or not is determined by a home environment monitoring node, and the method specifically comprises the following steps:
(1) The environment monitoring wireless sensor network 2 normally collects the home environment parameters in a set time period, and the cluster head node beta is supposed to converge N home environment parameters { a } in the set time period 1 ,a 2 ,…,a N Calculating { a ] by the cluster head node according to the following reference household environment parameter characteristic calculation formula 1 ,a 2 ,…,a N Reference household environment parameter characteristic of { X } β ,Y β ,Z β }：
In the formula, a i Represents { a 1 ,a 2 ,…,a N The ith household environment parameter in the } is obtained;
(2) Setting a threshold D for suspect data 1T By cluster head node, will D 1T And { X β ,Y β ,Z β Broadcasting to home environment monitoring nodes in the cluster, collecting home environment parameters by the home environment monitoring nodes according to a preset frequency, and setting a home environment parameter set sent once as { c } 1 ,c 2 ,…,c n N represents the number of the home environment parameters sent by the home environment monitoring node at a single time, if the home environment parameter set meets the following formula, the home environment parameter set is marked as a suspicious home environment parameter set and reported to the cluster head node:
in the formula, c e Represents { c 1 ,c 2 ,…,c n And e-th household environment parameter.
In this embodiment, whether the home environment parameters sent by the home environment monitoring nodes are suspicious home environment parameters or not is determined by the home environment monitoring nodes, and the home environment parameters are reported to the cluster head node, and compared with a mode of directly performing abnormal judgment on the home environment parameters of all the home environment monitoring nodes in the related art, the cluster head node only performs abnormal judgment on the suspicious home environment parameters, so that the calculation amount of the cluster head node for performing abnormal judgment on the home environment parameters is greatly reduced, the energy consumption of the cluster head node can be saved, the service life of the environment monitoring wireless sensor network 2 is prolonged beneficially, and the communication cost of the intelligent home system is saved.
In one embodiment, the neighboring nodes are defined as other home environment monitoring nodes within a communication range of the home environment monitoring node, and when the cluster head node filters the suspicious home environment parameter set determined to be abnormal, the following steps are specifically performed:
(1) Setting a parameter set of suspicious home environment collected by cluster head nodes as { w 1 ,w 2 ,…,w m And b is a home environment monitoring node which sends the suspicious home environment parameter set, and { w is a home environment parameter set correspondingly sent by the q-th neighbor node of the b q1 ,w q2 ,…,w qm Calculating w according to a reference household environment parameter characteristic calculation formula 1 ,w 2 ,…,w m }、{w q1 ,w q2 ,…,w qm A reference home environment parameter characteristic of the electronic device;
(2) Let { w 1 ,w 2 ,…,w m The reference household environment parameter characteristic is { X } b ,Y b ,Z b }，{w q1 ,w q2 ,…,w qm The reference household environment parameter characteristic is { X } bq ,Y bq ,Z bq }，R b Representing the group trust degree of the suspicious home environment parameter set sent by the home environment monitoring node b, and calculating R according to the following formula b ：
In the formula, K represents the number of neighbor nodes of a home environment monitoring node b;
(3) Setting an abnormal data threshold D 2T If R is b <D 2T And judging that the suspicious home environment parameter set sent by the home environment monitoring node b is abnormal, and filtering the suspicious home environment parameter set by the cluster head node.
In the embodiment, an abnormal judgment strategy of the suspicious home environment parameters is set, the strategy considers the trust condition of the home environment monitoring node relative to the neighbor node, and the suspicious home environment parameter set sent by the home environment monitoring node with low group trust degree is regarded as the abnormal home environment parameter set, so that the precision is higher, and the calculation cost is low; the abnormal judgment strategy of the suspicious home environment parameters utilizes the cluster head nodes to perform abnormal judgment on the suspicious home environment parameters and delete the suspicious home environment parameters judged to be abnormal, so that the total transmission quantity of the home environment parameters of the cluster head nodes is reduced on the premise of ensuring the normal home environment parameters to be sent, the precision of the home environment parameters is improved, more accurate home environment parameters are provided for the information processing terminal 1, and the control accuracy of home equipment is improved.
In one embodiment, the method for regularly judging the abnormality of the home environment monitoring nodes in the cluster by the cluster head node and making the home environment monitoring nodes judged to be abnormal sleep includes:
(1) The cluster head node periodically calculates the credibility value of the home environment monitoring node, and S is set h Representing the credible value of the home environment monitoring node h, defining S h The calculation formula of (2) is as follows:
in the formula of U h 、U h0 Respectively represents the current residual energy and the initial energy of the home environment monitoring node h, N h Denotes the number of times that the home environment monitoring node h sends the suspicious home environment parameter set to the cluster head node so far, K h Indicates the times that the home environment monitoring node h sends the home environment parameter set to the cluster head node so far, R h (j) The group trust degree of the jth suspicious home environment parameter set sent to the cluster head node by the home environment monitoring node h is represented;
(2) Setting a confidence threshold D 3T When S is h <D 3T And then, judging that the home environment monitoring node h is an abnormal home environment monitoring node, and enabling the home environment monitoring node h to sleep.
In the embodiment, the cluster head node regularly judges the abnormality of the home environment monitoring nodes in the cluster, and compared with a centralized detection mode of home environment monitoring nodes by the sink node, the communication overhead can be effectively reduced, so that the communication cost of the intelligent home system is saved; according to the embodiment, the credibility value calculation formula of the home environment monitoring nodes is defined according to the energy and group trust conditions of the home environment monitoring nodes, the abnormity of the home environment monitoring nodes is determined according to the calculated credibility value, the realization is simple, the detection precision is high, the stability of the environment monitoring wireless sensor network 2 is guaranteed, and a foundation is laid for the intelligent home system to realize the functions.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. An intelligent home system is characterized by comprising an information processing terminal, an environment monitoring wireless sensor network and a plurality of home devices; the environment monitoring wireless sensor network and the plurality of household devices are in communication connection with the information processing terminal; the environment monitoring wireless sensor network is used for monitoring the home environment, acquiring home environment parameters and sending the parameters to the information processing terminal; the information processing terminal is used for processing the home environment parameters and controlling the home equipment to be opened and closed according to the processing result.
2. An intelligent home system according to claim 1, wherein the home environment parameters include temperature, humidity and illumination intensity; the information processing terminal is provided with a display unit for displaying time, temperature, humidity and illumination intensity.
3. The intelligent home system according to claim 2, wherein the information processing terminal is further provided with a data processing unit for processing home environment parameters and a control unit for controlling a plurality of home devices.
4. An intelligent home system according to claim 1, wherein the environment monitoring wireless sensor network comprises home environment monitoring nodes, cluster head nodes and sink nodes, the home environment monitoring nodes collect home environment parameters and send the collected home environment parameters to the cluster head nodes, and the cluster head nodes are responsible for collecting and fusing the home environment parameters sent by the home environment monitoring nodes of the cluster and the home environment parameters collected by the cluster head nodes and sending the fused home environment parameters to the sink nodes; the sink node receives and processes the home environment parameters and uploads the processed home environment parameters to the information processing terminal in a mobile network communication mode.
5. The smart home system according to claim 4, wherein the cluster head node collects and stores home environment parameters collected by the home environment monitoring nodes in the cluster in its period, when the stored home environment parameters include a suspicious home environment parameter set, the cluster head node performs exception judgment on the suspicious home environment parameter set, filters the suspicious home environment parameter set judged to be abnormal, and when a time slot for sending the cluster head node arrives, sends the filtered home environment parameters to the sink node.
6. The intelligent home system according to claim 5, wherein the home environment monitoring node determines whether the sent home environment parameters are suspicious home environment parameters, and specifically comprises:
(1) The environment monitoring wireless sensor network normally collects the home environment parameters in a set time period, and the cluster head node beta is supposed to converge N home environment parameters { a } in the set time period 1 ,a 2 ,…,a N And calculating the { a } by the cluster head node according to the following reference household environment parameter characteristic calculation formula 1 ,a 2 ,…,a N Reference household environment parameter characteristic of { X } β ,Y β ,Z β }：
In the formula, a i Represents { a 1 ,a 2 ,…,a N The ith household environment parameter in the previous step;
(2) Setting suspicious data threshold D 1T By cluster head node, D 1T And { X β ,Y β ,Z β Broadcasting to home environment monitoring nodes in the cluster, collecting home environment parameters by the home environment monitoring nodes according to a preset frequency, and setting a home environment parameter set sent once as { c } 1 ,c 2 ,…,c n N represents the number of the home environment parameters sent by the home environment monitoring node at a single time, if the home environment parameter set meets the following formula, the home environment parameter set is marked as a suspicious home environment parameter set and reported to the cluster head node:
in the formula, c e Represents { c } 1 ,c 2 ,…,c n The e-th household environment parameter in the Chinese character.
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