CN103982939A - Heating energy-saving control method and device based on human body induction - Google Patents
Heating energy-saving control method and device based on human body induction Download PDFInfo
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- CN103982939A CN103982939A CN201410237717.8A CN201410237717A CN103982939A CN 103982939 A CN103982939 A CN 103982939A CN 201410237717 A CN201410237717 A CN 201410237717A CN 103982939 A CN103982939 A CN 103982939A
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Abstract
The invention relates to a heating energy-saving control method and device based on human body induction. The heating energy-saving control device comprises an electrical adjusting valve and a human body induction intelligent control module. The human body induction intelligent control module comprises a data processing center, a human body induction probe, a temperature detection unit, a communication interface unit, a power unit, an output control circuit, an operation panel and an infrared communication module, wherein the human body induction probe, the temperature detection unit, the communication interface unit, the power unit, the output control circuit, the operation panel and the infrared communication module are connected with the data processing center. The output control circuit is connected with the electrical adjusting valve, the electrical adjusting valve is connected with a switch end of a radiator, and the operation panel is a radio frequency remote control terminal and is in real-time communication with the data processing center through an infrared wireless technology. According to the heating energy-saving control method and device based on human body induction, the behavior rule of people can be counted, the heating demands of people at different moments can be analyzed, and accordingly a domestic heating system can be controlled.
Description
Technical field
The present invention relates to heating system technical field, relate in particular to a kind of heating energy control method and device based on human body sensing.
Background technology
Domestic main heating system is still central heating at present, but user's request is not often all considered in the area of carrying out central heating, blindly extensive style heat supply, not timesharing regardless of regional carrying out heat supply, heat demand is uneven, simultaneously user side can not Based Intelligent Control room temperature, the supply of heating installation whole day, and temperature is often very high, ventilation is windowed, and heat waste is serious.Indoor heating control device common on market has central heating valve, temperature-sensing valve.Central heating valve needs user manually to control, and is just placed in open and close state in most of situation, and operation inconvenience is difficult to again realize energy-saving effect.Temperature-sensing valve can regulate heating flow automatic automatically, well room temperature is controlled within the specific limits, but it fails to solve indoor unmanned heating installation and supply the significant wastage causing in the same old way, does not meet the development trend of society energy-saving and emission-reduction.
A kind of Novel office chamber energy-saving heater (patent No.: CN 202485102 U) is controlled radiator import three-way magnetic valve according to the working time section that whether has people and people in office, heating in advance or prolongation heating, but can not meet the demand of different user and the situation that individual's work and rest rule changes.And the present invention has not only added up the indoor people that whether has, the indoor occupant mechanics of 1 ~ 2 week, heating installation use habit, best heating temperature have also been added up, with this, control YE and the flow control valve of room caliduct entrance, regulate flow and the flow velocity of hot water; Simultaneously personnel work and rest rule while changing, and system also can be adjusted accordingly, and meets all the time people's heating demand.
Summary of the invention
The technical problem to be solved in the present invention is for defect of the prior art, a kind of heating energy control method and device based on human body sensing is provided, the method can add up people behavior rule, analyze not people's heat demand in the same time, and control household heating system with this.
The technical solution adopted for the present invention to solve the technical problems is:
A heating energy control device based on human body sensing, comprises heating flow automatic control valve and human body induced intelligent control module, and described human body induced intelligent control module comprises:
CPU, for the temperature signal receiving and indoor occupant information are carried out to analyzing and processing, and exports control command;
Human body sensing probe, for personal information in nernst cell, comprises that personnel amount and personnel pass in and out room information;
Temperature detecting unit, for transmitting temperature signal to CPU;
Communication interface unit, for the mutual of user and CPU is provided, to the long-range remote control command that heating situation is provided and receives user of user;
Output control circuit, for receiving the control command of CPU output, controls heating flow automatic control valve;
Guidance panel, communicates by letter with CPU by infrared communication module, for receiving user's field control order;
Clock circuit, for providing operating frequency to CPU;
Memory cell, for storing C.T, personnel pass in and out room time period and heat supply use amount data.Memory cell is also stored user's operation and the operating time.
Press such scheme, described human body induced intelligent control module also comprises peripheral circuit and is the power subsystem of control module power supply.
Press such scheme, described guidance panel is RF remote-controlled terminal.
Press such scheme, described temperature detecting unit is indoor temperature transmitter, comprises that temperature becomes to send device and thermistor.
Press such scheme, described CPU is as the data processing centre of this heating energy control device, for the temperature signal receiving and the preset temperature being placed in memory cell are compared, then, according to comparative result output control command, switch heating mode; And send user's field control command information analysis user work and rest rule and heating installation use habit according to the indoor occupant information receiving and reception guidance panel.
The present invention also provides a kind of heating energy control method based on human body sensing, can use said apparatus, comprises the following steps:
1) gather human-induced signal and detect indoor temperature;
2) according to human-induced signal, judge whether indoorly whether have people and whether someone passes in and out room, if there is people to pass in and out room, skip to step 4);
3) according to control terminal, judge whether indoor heating state is switched by user, if do not switch, skip to step 9); The heating state switching for user comprises: special procure pattern, economic model, Night and anti-freezing pattern;
4) record current t
n, room heat supply temperature T
n, personnel pass in and out room action and occupancy;
5) take the time sends above-mentioned record data into data processing centre as label, and same time point data are carried out to arithmetic average;
6) according to Data Update room on the same day, there are people/unmanned state and time graph, and indoor temperature and time graph; Initial curve is empty;
7) personnel's changes in demand that do not heat in the same time for a day, draws the ideal temperature and the time graph that met personnel demand the same day; And generate ideal temperature and the time graph of a Preset Time gap periods;
8) whether system is carried out database update in interval at preset timed intervals, check to upgrade and constantly to arrive, if upgrade constantly, arrive, and system update ideal temperature and time graph, otherwise directly enter step 9;
9), according to the control signal of data processing centre's output, drive motor-driven valve to regulate heating installation amount;
9.1) determine current time t, find the moment of correspondent equal in database;
9.2) search data record temperature and the personnel's action of thinking label;
9.3) relatively whether current time personnel move IO and historical this personnel's action constantly and equate, if equate according to ideal temperature--and time graph is set to current preset temperature by the heating temperature of historical synchronization, jumps into step 9.8); Otherwise execution step 9.4).
9.4) data processing centre is according to this moment personnel's heat demand of historical behavior habit statistical database intellectual analysis, determine preset temperature and, the IO that simultaneously these present one personnel constantly moved records, and thinks that time tag sends into memory cell, takes statistics on average with historical data.
9.5) judge that current room temperature is whether in preset temperature interval;
9.6) if room temperature in preset temperature range, PWM is output as 0, valve size is constant;
9.7) if room temperature not in preset range, system is controlled PWM output signal according to fuzzy PID algorithm, till driving valve size to get back in preset temperature range with room temperature, heating flow automatic adaptive change to room temperature;
9.8) system repeated execution of steps 9.1 before the power cut-off cycle not) to 9.7).
Press such scheme, in step 7) in the situation that user controls custom change, the adjustment adapting according to user's preference, comprises the steps:
7.1) electric control valve, when receiving the automatic control signal of data processing centre's transmission, also receives the new manual control signal that user sends by guidance panel;
7.2) guidance panel transfers to data processing centre by new manual control signal, and data processing centre adds up the kind of new manual control signal and time point;
7.3), in the cycle time of setting in section, if the kind of new manual control signal and time point reach the number of times of setting, data processing centre records kind and the time point of this new control signal; And this point is updated on ideal temperature and time graph.
The beneficial effect that the present invention produces is:
1. the inventive method has not only been added up the indoor people that whether has, and has also added up mechanics, heating installation use habit, the best heating temperature of indoor occupant in setting cycle, with this, controls the supply of room heating installation; Simultaneously personnel work and rest rule while changing, and system also can be adjusted accordingly, and meets all the time people's heating demand.
2. use this method, user is when by control node control household central heating running status, control node user's manual control signal is transferred to DCU data control unit, by DCU data control unit, user's operation is stored to statistics, when the condition of user's control behavior coincidence statistics, central controller records this custom, and in the time afterwards, by this custom, automatically control household central heating operation, really accomplished that heating installation supplies as required, greatly reduced unnecessary heating installation consumption, make user more convenient to the management of domestic heating system heat supply situation simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is control method schematic flow sheet of the present invention.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
A heating energy control device based on human body sensing, Fig. 1 is the structural representation of heating energy control device, heating flow automatic control valve and human body induced intelligent control module, described human body induced intelligent control module comprises:
CPU, for the temperature signal receiving and indoor occupant information are carried out to analyzing and processing, and exports control command;
Human body sensing probe, for personal information in nernst cell, comprises that personnel amount and personnel pass in and out room information;
Temperature detecting unit, for transmitting temperature signal to CPU;
Communication interface unit, for the mutual of user and CPU is provided, to the long-range remote control command that heating situation is provided and receives user of user;
Output control circuit, for receiving the control command of CPU output, controls heating flow automatic control valve;
Guidance panel, communicates by letter with CPU by infrared communication module, for receiving user's field control order;
Clock circuit, for providing operating frequency to CPU;
Memory cell, for storing C.T, personnel pass in and out room time period and heat supply use amount data.Memory cell is also stored user's operation and the operating time.
Human body induced intelligent control module also comprises peripheral circuit and is the power subsystem of control module power supply.
Heating flow automatic control valve is electric control valve, and electric control valve is connected with radiator switch end, and guidance panel is RF remote-controlled terminal.
The sensor that temperature detecting unit is measured as indoor temperature value, transmits temperature signal to CPU, and CPU contrasts this signal and the preset temperature of storing.Temperature detecting unit comprises that temperature becomes and send device and thermistor, and temperature becomes send device that the temperature signal of thermistor is transferred to described central processing unit.Temperature becomes send device generally to adopt DSP data processing module, receives the temperature analog signal that thermistor transmits, and then analog signal is amplified, is processed into data signal to CPU.
Communication interface unit is that CPU and user carry out mutual unit, by communication interface unit, user can be long-range the ruuning situation of understanding system heating, pass through communication interface unit, user is input control signal manually, controls the operational mode of heating system.
Memory cell is connected with CPU, and memory cell storage C.T, personnel pass in and out the preset data such as room time period, heat supply use amount.CPU compares the temperature receiving and the preset temperature being placed in memory cell, then, according to comparative result output control command, switches heating mode.The various information datas of simultaneity factor storage, for CPU analysis user work and rest rule and heating installation use habit, are carried out energy-conservation navigation analysis.
Clock circuit provides operating frequency to CPU, and peripheral circuit is external circuits required in whole circuit, and power supply provides the operating voltage of modules.
The operation principle of human body sensing probe is as follows: human body has constant body temperature, and generally at 37 degree, so can send the infrared ray of specific wavelength 10UM left and right, passive type infrared probe carries out work by surveying the infrared ray about the 10UM of human-body emitting.The infrared ray of the 10UM left and right of human-body emitting gathers on infrared induction source after strengthening by Fei Nier optical filter.Infrared induction source adopts pyroelectricity element conventionally, and this element will lose charge balance receiving when human infrared radiation temperature changes, and outwards discharges electric charge, and electric subsequent conditioning circuit can produce alarm signal after check is processed.
1) this probe be take and surveyed human body radiation as target.So the infra-red radiation that pyroelectricity element is 10UM left and right to wavelength must be very responsive.
2) for the sensitive for infrared radiation to human body only, in its radiation, show up and be conventionally coated with special Fei Nier optical filter, make the interference of environment be subject to obvious control action.
3) passive infrared probe, the pyroelectricity unit that its sensor comprises two mutual serial or parallel connections.And two electric polarization directions making are just in time contrary, ambient background radiation is released element to two heat and is almost had identical effect, makes its generation release electrical effect and cancels out each other, so the output of detector no signal.
4) once in people's intrusion detection region, human infrared radiation focuses on by partial mirror, and received by pyroelectricity unit, but two heat differences that pyroelectricity unit receives, and pyroelectricity is also different, can not offset, and through signal, processes and reports to the police.
5) Fei Nier optical filter is different according to performance requirement, has different focal length (distance of reaction), thereby produces different monitoring visual fields, and visual field is more, controls tighter.
The present invention also provides a kind of heating energy control method based on human body sensing, and Fig. 2 is control method schematic flow sheet of the present invention, and the method can be used said apparatus, comprises the following steps:
1) gather human-induced signal and detect indoor temperature;
2) according to human-induced signal, judge whether indoorly whether have people and whether someone passes in and out room, if there is people to pass in and out room, skip to step 4);
3) according to control terminal, judge whether indoor heating state is switched by user, if do not switch, skip to step 9); The heating state switching for user comprises: special procure pattern, economic model, Night and anti-freezing pattern, corresponding preset temperature interval is respectively t
1ato t
1b, t
2ato t
2b, t
3ato t
3b, t
4ato t
4b; Interval t
1ato t
1b, t
2ato t
2b, t
3ato t
3b, t
4ato t
4b, be preset value.
4) record current t
n, room heat supply temperature T
n, personnel pass in and out room action and occupancy;
5) take the time sends above-mentioned record data into data processing centre as label, and same time point data are carried out to arithmetic average;
6) according to Data Update room on the same day, there are people/unmanned state and time graph, and indoor temperature and time graph; Initial curve is empty;
7) personnel's changes in demand that do not heat in the same time for a day, draws the ideal temperature and the time graph that met personnel demand the same day; And generate ideal temperature and the time graph of a Preset Time gap periods;
In step 7) in the situation that user controls custom change, the adjustment adapting according to user's preference, comprises the steps:
7.1) electric control valve, when receiving the automatic control signal of data processing centre's transmission, also receives the new manual control signal that user sends by guidance panel;
7.2) guidance panel transfers to data processing centre by new manual control signal, and data processing centre adds up the kind of new manual control signal and time point;
7.3), in the cycle time of setting in section, if the kind of new manual control signal and time point reach the number of times of setting, data processing centre records kind and the time point of this new control signal; And this point is updated on ideal temperature and time graph; To arrive afterwards this time point, Data processing mind-set electric control valve sends new automatic control signal, adjusts Central Heating Providing amount.
8) whether system is carried out database update in interval at preset timed intervals, check to upgrade and constantly to arrive, if upgrade constantly, arrive, and system update ideal temperature and time graph, otherwise directly enter step 9;
9), according to the control signal of data processing centre's output, drive motor-driven valve to regulate heating installation amount;
9.1) determine current time t, find the moment of correspondent equal in database;
9.2) search and think that data record temperature and the personnel of label pass in and out action;
9.3) relatively current time personnel pass in and out action IO and historical this constantly personnel pass in and out action and whether equate, if equate according to ideal temperature--time graph is set to current preset temperature by the heating temperature of historical synchronization, jumps into step 9.8); Otherwise execution step 9.4).
9.4) data processing centre is according to this moment personnel's heat demand of historical behavior habit statistical database intellectual analysis, determine preset temperature and, these present one personnel are constantly passed in and out to action IO simultaneously and record, think that time tag sends into memory cell, take statistics on average with historical data;
9.5) judge that current room temperature is whether in preset temperature interval;
9.6) if room temperature in preset temperature range, PWM is output as 0, valve size is constant;
9.7) if room temperature not in preset range, system is controlled PWM output signal according to fuzzy PID algorithm, till driving valve size to get back in preset temperature range with room temperature, heating flow automatic adaptive change to room temperature;
9.8) system repeated execution of steps 9.1 before the power cut-off cycle not) to 9.7).
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (6)
1. the heating energy control device based on human body sensing, is characterized in that, comprises heating flow automatic control valve and human body induced intelligent control module, and described human body induced intelligent control module comprises:
CPU, for the temperature signal receiving and indoor occupant information are carried out to analyzing and processing, and exports control command;
Human body sensing probe, for personal information in nernst cell, comprises that personnel amount and personnel pass in and out room information;
Temperature detecting unit, for transmitting temperature signal to CPU;
Communication interface unit, for the mutual of user and CPU is provided, to the long-range remote control command that heating situation is provided and receives user of user;
Output control circuit, for receiving the control command of CPU output, controls heating flow automatic control valve;
Guidance panel, described guidance panel is communicated by letter with CPU by infrared communication module, for receiving user's field control order;
Clock circuit, for providing operating frequency to CPU;
Memory cell, for storing C.T, personnel pass in and out room time period and heat supply use amount data.
2. heating energy control device according to claim 1, is characterized in that, described human body induced intelligent control module also comprises peripheral circuit and is the power subsystem of control module power supply.
3. heating energy control device according to claim 1, is characterized in that, described guidance panel is RF remote-controlled terminal.
4. heating energy control device according to claim 1, is characterized in that, described temperature detecting unit is indoor temperature transmitter, comprises that temperature becomes to send device and thermistor.
5. heating energy control device according to claim 1, it is characterized in that, described CPU is as the data processing centre of this heating energy control device, for the temperature signal receiving and the preset temperature being placed in memory cell are compared, then according to comparative result output control command, switch heating mode; And send user's field control command information analysis user work and rest rule and heating installation use habit according to the indoor occupant information receiving and reception guidance panel.
6. the heating energy control method based on human body sensing
,comprise the following steps:
1) gather human-induced signal and detect indoor temperature;
2) according to human-induced signal, judge whether indoorly whether have people and whether someone passes in and out room, if there is people to pass in and out room, skip to step 4);
3) according to control terminal, judge whether indoor heating state is switched by user, if do not switch, skip to step 9); The heating state switching for user comprises: special procure pattern, economic model, Night and anti-freezing pattern, corresponding different heating temperature is interval respectively;
4) record current t
n, room heat supply temperature T
n, personnel pass in and out room action and occupancy;
5) take the time sends above-mentioned record data into data processing centre as label, and same time point data are carried out to arithmetic average;
6) according to Data Update room on the same day, there are people/unmanned state and time graph, and indoor temperature and time graph; Initial curve is empty;
7), according to personnel's changes in demand that do not heat in the same time for a day, draw the ideal temperature and the time graph that met personnel demand the same day; And generate ideal temperature and the time graph of a Preset Time gap periods;
8) whether system is carried out database update in interval at preset timed intervals, check to upgrade and constantly to arrive, if upgrade constantly, arrive, and system update ideal temperature and time graph, otherwise directly enter step 9);
9), according to the control signal of data processing centre's output, drive motor-driven valve to regulate heating installation amount;
9.1) determine current time t, find the moment of correspondent equal in database;
9.2) search data record temperature and the personnel's action of thinking label;
9.3) relatively whether current time personnel move IO and historical this personnel's action constantly and equate, if equate according to ideal temperature--and time graph is set to current preset temperature by the heating temperature of historical synchronization, jumps into step 9.8); Otherwise execution step 9.4);
9.4) data processing centre is according to this moment personnel's heat demand of historical behavior habit statistical database intellectual analysis, determine preset temperature and, the IO that simultaneously these present one personnel constantly moved records, and thinks that time tag sends into memory cell, takes statistics on average with historical data;
9.5) judge that current room temperature is whether in preset temperature interval;
9.6) if room temperature in preset temperature range, PWM is output as 0, valve size is constant;
9.7) if room temperature not in preset range, system is controlled PWM output signal according to fuzzy PID algorithm, till driving valve size to get back in preset temperature range with room temperature, heating flow automatic adaptive change to room temperature;
9.8) system repeated execution of steps 9.1 before the power cut-off cycle not) to 9.7).
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