CN108954487B - Temperature adjusting system and method with heating device capable of rotating and translating - Google Patents

Temperature adjusting system and method with heating device capable of rotating and translating Download PDF

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Publication number
CN108954487B
CN108954487B CN201810822417.4A CN201810822417A CN108954487B CN 108954487 B CN108954487 B CN 108954487B CN 201810822417 A CN201810822417 A CN 201810822417A CN 108954487 B CN108954487 B CN 108954487B
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heating
temperature
positioning
horizontal plane
information
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CN108954487A (en
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单晓杭
徐安生
孙建辉
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00Control inputs relating to users or occupants
    • F24F2120/10Occupancy
    • F24F2120/12Position of occupants

Abstract

The invention discloses a temperature regulating system and a method with a heating device capable of rotating and translating, wherein the temperature regulating system comprises a positioning device, a temperature measuring device, a coordination control system and a heating device, wherein the positioning device is used for positioning a human body and sending positioning information to the coordination control system; the temperature measuring device measures the ambient temperature of the human body and transmits temperature information to the coordination control system; the coordination control system receives the position information and the temperature information of the person, and controls one or more heating devices needing to work to move to a specified position according to the position information of the person; the temperature measuring device measures the ambient temperature of a person in real time, the temperature information is sent to the coordination control system, and the coordination control system adjusts the working power of the heating device according to the current temperature; the invention can position the personnel in the area and measure the ambient temperature around the personnel, the heating device moves to the vicinity of the personnel to directly heat the area around the personnel, and the function of automatic tracking heating is realized.

Description

Temperature adjusting system and method with heating device capable of rotating and translating
Technical Field
The invention relates to the field of heating, in particular to a temperature adjusting system and a temperature adjusting method with a heating device capable of rotating and translating.
Background
The heating system refers to a process of adjusting and controlling the temperature of air in the environment of a building or structure by manual means, and along with the progress of society and the development of technology, the heating system is widely applied to most large-scale occasions, such as schools, factories or office buildings.
With the increasing prominence of energy problems, energy conservation and use are particularly necessary, but the existing heating system such as an air conditioning system heats the whole area, for example, an air conditioner in a factory or an air conditioner in a large mall, and the heating or cooling is the heating or cooling of the whole factory area or the mall area, and the heating process is slow, long in heating time and high in energy consumption, even if a small number of people in the area can heat the whole area, even if no people exist, the heating system can be completely closed for a long time, and a great amount of waste of resources is easily caused.
The existing heating system does not have the function of performing targeted local temperature control on a single body or a small number of targets in a large area, so the research on the direction can greatly reduce the energy consumption of the heating system in the large area, and has very important significance on the continuous development of energy.
Disclosure of Invention
The invention aims to solve the problems of low heating speed, long heating time and high energy consumption of the conventional heating system such as an air conditioning system which heats the whole area, and provides a temperature adjusting system and a temperature adjusting method with a rotatable and translatable heating device.
The invention realizes the purpose through the following technical scheme: a temperature regulating system with a heating device capable of rotating and translating comprises a positioning device, a temperature measuring device, a coordination control system and a heating device, wherein the positioning device is used for positioning a human body and sending positioning information to the coordination control system; the temperature measuring device measures the ambient temperature of the human body and transmits temperature information to the coordination control system; the coordination control system receives the position information and the temperature information of the person, and controls one or more heating devices needing to work to move to a specified position according to the position information of the person; the temperature measuring device measures the ambient temperature of a person in real time, the temperature information is sent to the coordination control system, and the coordination control system adjusts the working power of the heating device according to the current temperature;
the positioning device is a wireless local area network formed by wireless access points, and positions the accessed mobile equipment by adopting a mode of combining an empirical test and a signal propagation model on the basis and the premise of the position information of the wireless access points; after the user handheld terminal enters the range covered by the positioning device, the RSSI and the AP address sent by the user of each handheld terminal around are obtained through the wireless local area network, and positioning is carried out through the RSSI;
the temperature measuring device adopts a non-contact measuring method of an infrared radiation temperature measuring method to measure the temperature of a target environment, an infrared temperature sensor is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can obtain an included angle between the direction of the infrared sensor on the horizontal plane and the true north, the encoder on the vertical plane can obtain an included angle between the direction of the infrared sensor and a vertical line, when the direction of the infrared sensor needs to be adjusted to enable the infrared sensor to be opposite to a certain position, the included angle between the direction of the infrared sensor and the vertical line and the included angle between the direction of the infrared sensor and the true north on the horizontal plane need to be adjusted, namely, the motor is controlled to enable the outputs of the two encoders on the;
measuring the ambient temperature of a target by a contact type measuring method, mounting a thermal resistance temperature sensor or a thermocouple sensor on a working garment, wherein the ambient temperature of the target can be measured only by wearing the working garment, mounting the thermal resistance temperature sensor or the thermocouple sensor on the front part, the rear part and two sleeves of the working garment respectively, when the ambient temperature of the target needs to be detected, working 4 sensors on the working garment simultaneously work to detect the ambient temperature, and averaging the obtained results to obtain the ambient temperature;
the heating device is an infrared lamp or a hot air port, the movement mode of the heating device is the combination of translation and rotation, a fixed track is laid below the heating device, the track is integrally annular, the axle center of the track is hinged with one end of a rotating shaft, the other end of the rotating shaft is provided with a motor, a motor head of the motor is provided with a wheel, the wheel is arranged in the track, and the motor drives the wheel to move along the track when driving the wheel to rotate, so that the rotating shaft is driven to rotate around the axle center of the track; the heating device is also provided with a motor and wheels, the heating device is arranged on the rotating shaft, and the heating device makes linear motion on the rotating shaft through the motor and the wheels; when the motor on the heating device and the motor at one end of the rotating shaft move together, the heating device can stay at any point in the track; when a certain position needs to be heated, the heating device needs to be moved to the position for heating.
Furthermore, the heating device, the rotating shaft, the track and the holder jointly form heating equipment, i pieces of heating equipment are arranged in each space, each piece of heating equipment is provided with m rotating shafts, each rotating shaft is distributed with one heating device, and the heating devices can heat n persons in the area covered inside the track; when the heating device rotates, the direction is adjusted by the holder to heat the position of the person; the heating device is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, and encoders are arranged on the two rotatable directions; the encoder on the horizontal plane can know the included angle between the direction of the heating device on the horizontal plane and the true north, and the encoder on the vertical plane can know the included angle between the direction of the heating device and the vertical line; when the direction of the heating device needs to be adjusted to enable the heating device to be opposite to a certain position, the included angle between the direction of the heating device and a plumb line and the included angle between the direction in the horizontal plane and the due north direction need to be adjusted, namely, the cradle head is controlled to enable the outputs of the two encoders on the horizontal plane and the plumb line to reach a certain value.
A temperature adjusting method for heating devices capable of rotating and translating comprises the following steps: the positioning device positions the target in real time and sends the position information to the coordination control system; the coordination control system controls one or more heating devices needing to work to move to a specified position according to the position information of the target; the temperature measuring device measures the ambient temperature of the target in real time and sends temperature information to the coordination control system; the coordination control system adjusts the working power of the heating device according to the current temperature;
the positioning device is a wireless local area network formed by wireless access points, and positions the accessed mobile equipment by adopting a mode of combining an empirical test and a signal propagation model on the basis and the premise of the position information of the wireless access points; after the user handheld terminal enters the range covered by the positioning device, the RSSI and the AP address sent by the user of each handheld terminal around are obtained through the wireless local area network, and positioning is carried out through the RSSI;
the temperature measuring device adopts a non-contact measuring method of an infrared radiation temperature measuring method to measure the temperature of a target environment, an infrared temperature sensor is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can obtain an included angle between the direction of the infrared sensor on the horizontal plane and the true north, the encoder on the vertical plane can obtain an included angle between the direction of the infrared sensor and a vertical line, when the direction of the infrared sensor needs to be adjusted to enable the infrared sensor to be opposite to a certain position, the included angle between the direction of the infrared sensor and the vertical line and the included angle between the direction of the infrared sensor and the true north on the horizontal plane need to be adjusted, namely, the motor is controlled to enable the outputs of the two encoders on the;
the heating device is an infrared lamp or a hot air port, the movement mode of the heating device is the combination of translation and rotation, a fixed track is laid below the heating device, the track is integrally annular, the axle center of the track is hinged with one end of a rotating shaft, the other end of the rotating shaft is provided with a motor, a motor head of the motor is provided with a wheel, the wheel is arranged in the track, and the motor drives the wheel to move along the track when driving the wheel to rotate, so that the rotating shaft is driven to rotate around the axle center of the track; the heating device is also provided with a motor and wheels, the heating device is arranged on the rotating shaft, and the heating device makes linear motion on the rotating shaft through the motor and the wheels; when the motor on the heating device and the motor at one end of the rotating shaft move together, the heating device can stay at any point in the track; when a certain position needs to be heated, the heating device needs to be moved to the position for heating;
when the heating device is an infrared lamp, the radiation illumination value q of the infrared lamp received at a certain point is related to the distance r from the point to the axis of the infrared lamp and the heating current I, and the radiation illumination value q of the infrared lamp received at a certain point is as follows:
q=f(r,I);
when the heating device is a hot air port, the heating power per unit area P received by a certain point is related to the distance l from the point to the hot air port, the air outlet speed v and the air outlet temperature t. Heating power per unit area received at a point:
p=f(l,v,t);
the coordination control system is used for receiving the position information and the temperature information and formulating a control strategy to control the corresponding heating device to supply heat to the target; when one or more targets are in a heating area, the radiant illumination value or the heating power per unit area of each target needs to reach a certain value; when m targets exist in an area, in order to meet the heat supply requirement, the coordination control system makes a control strategy and transmits the control strategy to a heating device needing to work; the control strategy includes controlling which heating devices are operated and at what power the heating devices are heating;
the specific control strategy is as follows:
when a plurality of heat supply sources exist, solving the heat supply quantity of the specific heat supply source and the heat supply quantity of each heat supply source by adopting a distributed estimation algorithm: suppose there are n heat supply sources, the serial number is: 1, L, n; power of each heat supply source is OiIn which O isiIs more than 0: the total m positions needing heat supply are numbered as follows: the heat quantity needed to be provided by the 1, L, m, j heating source in unit time is QjTo maintain or reach its desired temperature tjThe heat provided by the heat source i to the heat source j in unit time is Pij(ii) a Firstly, binary coding is adopted for ch ═ x1x2L xn}; fitness value of a feasible individual isFitness value of an infeasible individual isSmaller values are better for individuals; the probability model is PM (k) ═ alpha1(k),L,αn(k)]In which α isi(k) Represents the probability of the heat source i being turned on in the k generation; the probability model is initialized to pm (k) ═ 0.5, L,0.5]The probability model updating mechanism is
The method comprises the following specific steps:
step 1: initialization parameters (e.g. population size N, elite rate p)eUpdate rate θ, termination condition, etc.);
step 2: initializing a probability model and a population;
step 3: calculating fitness function value of each individual in the population before selectionThe individuals form an elite population PeAccording to elite population PeUpdating the probability model;
step 4: sampling the probability model to generate a new population;
step 5: if the termination condition is not met, go to Step 2;
wherein x isiIs a decision variable, 0 in 0or 1 represents that the ith heat supply source is closed, and 1 is opened represents that the ith heat supply source is opened;j is 1, L, m and xi0or 1 as a constraint condition, whereinThe total energy consumption is minimized, j is 1, and m represents that the heat source provided by each heating source to the heat source is more than or equal to the required quantity of the heating source; and xi0or 1 represents the value range of the decision variable.
The operation of the positioning device comprises two phases, an off-line sampling phase and a real-time positioning phase, wherein the off-line sampling phase aims at constructing a database about the relation between the signal intensity and the position of a sampling point, namely a database of position fingerprints or a radio map; in order to generate the database, grids need to be divided in an area needing to be positioned, sampling points are established, a wLAN receiving device is used for sampling all the sampling points one by one, the position of each sampling point, the obtained RSSI and the AP address information are recorded, and the sampled data are stored in the database after being processed; in the real-time positioning stage, the user hand-held terminal moves in an area covered by the positioning device, the wireless local area network receives the current RSSI and the AP address in real time, uploads the collected information of the current RSSI and the AP address to the database for matching to obtain an estimated position, and matches the strength of a signal received by the wireless local area network with numerous data in the database, so that real-time positioning is realized.
Further, the matching algorithm includes an NN algorithm, a KNN algorithm, and a neural network algorithm.
Further, the heating device, the rotating shaft, the track and the holder jointly form heating equipment, i pieces of heating equipment are arranged in each space, each piece of heating equipment is provided with m rotating shafts, each rotating shaft is distributed with one heating device, and the heating devices can heat n persons in the area covered inside the track; when the heating device rotates, the direction is adjusted by the holder to heat the position of the person; the heating device is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, and encoders are arranged on the two rotatable directions; the encoder on the horizontal plane can know the included angle between the direction of the heating device on the horizontal plane and the true north, and the encoder on the vertical plane can know the included angle between the direction of the heating device and the vertical line; when the direction of the heating device needs to be adjusted to enable the heating device to be opposite to a certain position, the included angle between the direction of the heating device and a plumb line and the included angle between the direction in the horizontal plane and the due north direction need to be adjusted, namely, the cradle head is controlled to enable the outputs of the two encoders on the horizontal plane and the plumb line to reach a certain value.
The invention has the beneficial effects that:
1. the invention can position and measure the ambient temperature of people in the area, adjust the position and direction of the heating device, the heating temperature, the working quantity of the heating device and the like according to the position and the ambient temperature of the people in the area, the heating device moves to the vicinity of the people to directly heat the area around the people, and the position and the direction of the heating device move along with the people, thereby realizing the function of automatically tracking and heating.
2. The invention can position the personnel in the area in real time, and the heating device can move along with the position of the personnel, thereby realizing the function of tracking and heating.
3. The invention does not need to heat the whole environment, only heats the surrounding area of personnel, and has the advantages of high temperature rising speed, short heating time and low energy consumption.
4. When the number of people in the area is small, the heating devices corresponding to the people work, and the rest heating devices can be in a standby state; when no person is in the area, the heating system stops working, the defects of the existing heating system are effectively overcome, and energy consumption is reduced.
5. The invention adopts UWB technology to position, and the target carries a label, thereby realizing indoor high-precision positioning and improving the accuracy of the heating position.
6. The invention uses the infrared temperature sensor to measure the ambient temperature of the measured target, thereby realizing non-contact measurement.
7. The heating device provided by the invention adopts the infrared lamp or the hot air port, the heating main body serving as a core does not need to move, the whole mechanical structure is simple, the whole cost is reduced, the heating device can rotate, the direction of the heating device can change along with the change of a target position, the function of tracking heating is realized, the heating effect is improved, and the energy consumption is reduced.
8. The invention adjusts the heating power according to the temperature around the target, and improves the comfort level of the surrounding environment of the target.
9. When the number of targets in the sub-area is small, the heating devices corresponding to the targets work, and the rest heating devices can be in a standby state; when no target exists in the area, the heating system stops working, the defects of the existing heating system are effectively overcome, and energy consumption is reduced.
Drawings
FIG. 1 is a schematic diagram of the basic structure of a temperature regulating system with a heating device capable of rotating and translating.
Fig. 2 is a schematic structural diagram of the positioning device of the present invention.
Fig. 3 is a schematic workflow diagram of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1, fig. 2 and fig. 3, a temperature adjusting system with a heating device capable of rotating and translating comprises a positioning device, a temperature measuring device, a coordination control system and a heating device, wherein the positioning device is used for positioning a human body and sending positioning information to the coordination control system; the temperature measuring device measures the ambient temperature of the human body and transmits temperature information to the coordination control system; the coordination control system receives the position information and the temperature information of the person, and controls one or more heating devices needing to work to move to a specified position according to the position information of the person; the temperature measuring device measures the ambient temperature of a person in real time, the temperature information is sent to the coordination control system, and the coordination control system adjusts the working power of the heating device according to the current temperature;
the positioning device is a wireless local area network formed by wireless access points, and positions the accessed mobile equipment by adopting a mode of combining an empirical test and a signal propagation model on the basis and the premise of the position information of the wireless access points; after the user handheld terminal enters the range covered by the positioning device, the RSSI and the AP address sent by the user of each handheld terminal around are obtained through the wireless local area network, and positioning is carried out through the RSSI;
the temperature measuring device adopts a non-contact measuring method of an infrared radiation temperature measuring method to measure the temperature of a target environment, an infrared temperature sensor is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can obtain an included angle between the direction of the infrared sensor on the horizontal plane and the true north, the encoder on the vertical plane can obtain an included angle between the direction of the infrared sensor and a vertical line, when the direction of the infrared sensor needs to be adjusted to enable the infrared sensor to be opposite to a certain position, the included angle between the direction of the infrared sensor and the vertical line and the included angle between the direction of the infrared sensor and the true north on the horizontal plane need to be adjusted, namely, the motor is controlled to enable the outputs of the two encoders on the;
the heating device is an infrared lamp or a hot air port, the movement mode of the heating device is the combination of translation and rotation, a fixed track is laid below the heating device, the track is integrally annular, the axle center of the track is hinged with one end of a rotating shaft, the other end of the rotating shaft is provided with a motor, a motor head of the motor is provided with a wheel, the wheel is arranged in the track, and the motor drives the wheel to move along the track when driving the wheel to rotate, so that the rotating shaft is driven to rotate around the axle center of the track; the heating device is also provided with a motor and wheels, the heating device is arranged on the rotating shaft, and the heating device makes linear motion on the rotating shaft through the motor and the wheels; when the motor on the heating device and the motor at one end of the rotating shaft move together, the heating device can stay at any point in the track; when a certain position needs to be heated, the heating device needs to be moved to the position for heating.
Dividing the whole area into a plurality of sub-areas, wherein the plurality of heating devices are responsible for heating one sub-area, and when the number of people in the sub-area is more than that of the heating devices, the system control system calculates the positions of the heating devices according to the principle that the heat quantity obtained by each person is equal and the total energy is maximum; when the number of people in the subarea is less than or equal to the number of heating devices, one or more heating devices are configured for each person, and the heating devices move along with the position movement of the person.
A temperature adjusting method for heating devices capable of rotating and translating comprises the following steps: the positioning device positions the target in real time and sends the position information to the coordination control system; the coordination control system controls one or more heating devices needing to work to move to a specified position according to the position information of the target; the temperature measuring device measures the ambient temperature of the target in real time and sends temperature information to the coordination control system; the coordination control system adjusts the working power of the heating device according to the current temperature;
the positioning device is a wireless local area network formed by wireless access points, and positions the accessed mobile equipment by adopting a mode of combining an empirical test and a signal propagation model on the basis and the premise of the position information of the wireless access points; after the user handheld terminal enters the range covered by the positioning device, the RSSI and the AP address sent by the user of each handheld terminal around are obtained through the wireless local area network, and positioning is carried out through the RSSI;
the temperature measuring device adopts a non-contact measuring method of an infrared radiation temperature measuring method to measure the temperature of a target environment, an infrared temperature sensor is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can obtain an included angle between the direction of the infrared sensor on the horizontal plane and the true north, the encoder on the vertical plane can obtain an included angle between the direction of the infrared sensor and a vertical line, when the direction of the infrared sensor needs to be adjusted to enable the infrared sensor to be opposite to a certain position, the included angle between the direction of the infrared sensor and the vertical line and the included angle between the direction of the infrared sensor and the true north on the horizontal plane need to be adjusted, namely, the motor is controlled to enable the outputs of the two encoders on the;
the heating device is an infrared lamp or a hot air port, the movement mode of the heating device is the combination of translation and rotation, a fixed track is laid below the heating device, the track is integrally annular, the axle center of the track is hinged with one end of a rotating shaft, the other end of the rotating shaft is provided with a motor, a motor head of the motor is provided with a wheel, the wheel is arranged in the track, and the motor drives the wheel to move along the track when driving the wheel to rotate, so that the rotating shaft is driven to rotate around the axle center of the track; the heating device is also provided with a motor and wheels, the heating device is arranged on the rotating shaft, and the heating device makes linear motion on the rotating shaft through the motor and the wheels; when the motor on the heating device and the motor at one end of the rotating shaft move together, the heating device can stay at any point in the track; when a certain position needs to be heated, the heating device needs to be moved to the position for heating.
When the heating device is an infrared lamp, the radiation illumination value q of the infrared lamp received at a certain point is related to the distance r from the point to the axis of the infrared lamp and the heating current I, and the radiation illumination value q of the infrared lamp received at a certain point is as follows:
q=f(r,I);
when the heating device is a hot air port, the heating power per unit area P received by a certain point is related to the distance l from the point to the hot air port, the air outlet speed v and the air outlet temperature t. Heating power per unit area received at a point:
p=f(l,v,t);
the coordination control system is used for receiving the position information and the temperature information and formulating a control strategy to control the corresponding heating device to supply heat to the target; when one or more targets are in a heating area, the radiant illumination value or the heating power per unit area of each target needs to reach a certain value; when m targets exist in an area, in order to meet the heat supply requirement, the coordination control system makes a control strategy and transmits the control strategy to a heating device needing to work; the control strategy includes controlling which heating devices are operated and at what power the heating devices are heating;
the specific control strategy is as follows:
when a plurality of heat supply sources exist, solving the heat supply quantity of the specific heat supply source and the heat supply quantity of each heat supply source by adopting a distributed estimation algorithm: suppose there are n heat supply sources, the serial number is: 1, L, n; power of each heat supply source is OiIn which O isiIs more than 0: the total m positions needing heat supply are numbered as follows: the heat quantity needed to be provided by the 1, L, m, j heating source in unit time is QjTo maintain or reach its desired temperature tjThe heat provided by the heat source i to the heat source j in unit time is Pij(ii) a Firstly, binary coding is adopted for ch ═ x1x2L xn}; fitness value of a feasible individual isFitness value of an infeasible individual isSmaller values are better for individuals; the probability model is PM (k) ═ alpha1(k),L,αn(k)]In which α isi(k) Represents the probability of the heat source i being turned on in the k generation; the probability model is initialized to pm (k) ═ 0.5, L,0.5]The probability model updating mechanism is
The method comprises the following specific steps:
step 1: initialization parameters (e.g. population size N, elite rate p)eUpdate rate θ, termination condition, etc.);
step 2: initializing a probability model and a population;
step 3: calculating fitness function value of each individual in the population before selectionThe individuals form an elite population PeAccording to elite population PeUpdating the probability model;
step 4: sampling the probability model to generate a new population;
step 5: if the termination condition is not met, go to Step 2;
wherein x isiIs a decision variable, 0 in 0or 1 represents that the ith heat supply source is closed, and 1 is opened represents that the ith heat supply source is opened;j is 1, L, m and xi0or 1 as a constraint condition, whereinThe total energy consumption is minimized, j is 1, and m represents that the heat source provided by each heating source to the heat source is more than or equal to the required quantity of the heating source; and xi0or 1 represents the value range of the decision variable.
The operation of the positioning device comprises two phases, an off-line sampling phase and a real-time positioning phase, wherein the off-line sampling phase aims at constructing a database about the relation between the signal intensity and the position of a sampling point, namely a database of position fingerprints or a radio map; in order to generate the database, grids need to be divided in an area needing to be positioned, sampling points are established, a wLAN receiving device is used for sampling all the sampling points one by one, the position of each sampling point, the obtained RSSI and the AP address information are recorded, and the sampled data are stored in the database after being processed; in the real-time positioning stage, the user hand-held terminal moves in an area covered by the positioning device, the wireless local area network receives the current RSSI and the AP address in real time, uploads the collected information of the current RSSI and the AP address to the database for matching to obtain an estimated position, and matches the strength of a signal received by the wireless local area network with numerous data in the database, so that real-time positioning is realized.
The matching algorithm comprises an NN algorithm, a KNN algorithm and a neural network algorithm.
The heating device 3, the rotating shaft 2, the track 1 and the holder jointly form heating equipment, i pieces of heating equipment are arranged in each space, each piece of heating equipment is provided with m rotating shafts 2, each rotating shaft 2 is distributed with one heating device 3, and the heating devices 3 can heat n persons in the area covered inside the track; when the heating device rotates, the direction is adjusted by the holder to heat the position of the person; the heating device is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, and encoders are arranged on the two rotatable directions; the encoder on the horizontal plane can know the included angle between the direction of the heating device on the horizontal plane and the true north, and the encoder on the vertical plane can know the included angle between the direction of the heating device and the vertical line; when the direction of the heating device needs to be adjusted to enable the heating device to be opposite to a certain position, the included angle between the direction of the heating device and a plumb line and the included angle between the direction in the horizontal plane and the due north direction need to be adjusted, namely, the cradle head is controlled to enable the outputs of the two encoders on the horizontal plane and the plumb line to reach a certain value.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.

Claims (5)

1. A temperature regulating system with a heating device capable of rotating and translating is characterized in that: the device comprises a positioning device, a temperature measuring device, a coordination control system and a heating device, wherein the positioning device is used for positioning a human body and sending positioning information to the coordination control system; the temperature measuring device measures the ambient temperature of the human body and transmits temperature information to the coordination control system; the coordination control system receives the position information and the temperature information of the person, and controls one or more heating devices needing to work to move to a specified position according to the position information of the person; the temperature measuring device measures the ambient temperature of a person in real time, the temperature information is sent to the coordination control system, and the coordination control system adjusts the working power of the heating device according to the current temperature;
the positioning device is a wireless local area network formed by wireless access points, and positions the accessed mobile equipment by adopting a mode of combining an empirical test and a signal propagation model on the basis and the premise of the position information of the wireless access points; after the user handheld terminal enters the range covered by the positioning device, the RSSI and the AP address sent by the user of each handheld terminal around are obtained through the wireless local area network, and positioning is carried out through the RSSI;
the temperature measuring device adopts a non-contact measuring method of an infrared radiation temperature measuring method to measure the temperature of a target environment, an infrared temperature sensor is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can obtain an included angle between the direction of the infrared sensor on the horizontal plane and the true north, the encoder on the vertical plane can obtain an included angle between the direction of the infrared sensor and a vertical line, when the direction of the infrared sensor needs to be adjusted to enable the infrared sensor to be opposite to a certain position, the included angle between the direction of the infrared sensor and the vertical line and the included angle between the direction of the infrared sensor and the true north on the horizontal plane need to be adjusted, namely, the motor is controlled to enable the outputs of the two encoders on the;
the heating devices are infrared lamps or hot air ports, the movement mode of the heating devices is rotation, n heating devices are arranged at a certain height as required, each heating device is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and also can rotate on a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can know the included angle between the direction of the heating device on the horizontal plane and the true north, the encoder on the vertical plane can know the included angle between the direction of the heating device and the vertical line, when the direction of the heating device needs to be adjusted to enable the heating device to be opposite to a certain position, the included angle between the direction of the heating device and a plumb line and the included angle between the direction in the horizontal plane and the due north direction need to be adjusted, namely, the cradle head is controlled to enable the outputs of two encoders on the horizontal plane and the plumb line to reach a certain value; when a certain position needs to be heated, the direction of the heating device is adjusted to enable the heating device to be opposite to the position for heating.
2. The rotationally translatable tempering system of heating apparatus according to claim 1, wherein: dividing the whole area into a plurality of sub-areas, wherein the plurality of heating devices are responsible for heating one sub-area, and when the number of people in the sub-area is more than that of the heating devices, the system control system calculates the positions of the heating devices according to the principle that the heat quantity obtained by each person is equal and the total energy is maximum; when the number of people in the subarea is less than or equal to the number of heating devices, one or more heating devices are configured for each person, and the heating devices move along with the position movement of the person.
3. A temperature adjusting method of a heating device capable of rotating and translating is characterized in that: the method comprises the following steps: the positioning device positions the target in real time and sends the position information to the coordination control system; the coordination control system controls one or more heating devices needing to work to move to a specified position according to the position information of the target; the temperature measuring device measures the ambient temperature of the target in real time and sends temperature information to the coordination control system; the coordination control system adjusts the working power of the heating device according to the current temperature;
the positioning device adopts an ultra-wideband technology, namely the UWB technology to position, and transmits data by sending and receiving extremely narrow pulses with nanosecond or below nanosecond level; the positioning device comprises a label, an anchor point and a positioning server, wherein the label is a moving target with unknown coordinates and to be positioned, the anchor point is a node with known position or absolute coordinates and comprises a plurality of slave anchor points and a master anchor point, the slave anchor points directly communicate with the label to complete a distance measurement process, the master anchor point is responsible for collecting distance measurement results of the slave anchor points, filtering invalid results, sending the invalid results to the positioning server for positioning calculation after preliminary data arrangement, and sending a time calibration packet to the slave anchor points for synchronization; the positioning server calculates a positioning result through the ranging information sent by the main anchor point;
the temperature measuring device adopts a non-contact measuring method of an infrared radiation temperature measuring method to measure the temperature of a target environment, an infrared temperature sensor is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can obtain an included angle between the direction of the infrared sensor on the horizontal plane and the true north, the encoder on the vertical plane can obtain an included angle between the direction of the infrared sensor and a vertical line, when the direction of the infrared sensor needs to be adjusted to enable the infrared sensor to be opposite to a certain position, the included angle between the direction of the infrared sensor and the vertical line and the included angle between the direction of the infrared sensor and the true north on the horizontal plane need to be adjusted, namely, the motor is controlled to enable the outputs of the two encoders on the;
the heating devices are infrared lamps or hot air ports, the movement mode of the heating devices is rotation, n heating devices are arranged at a certain height as required, each heating device is arranged on an omnibearing pan-tilt which can rotate on a horizontal plane and also can rotate on a vertical plane, a motor is used for controlling the pan-tilt to rotate, encoders are arranged on two rotatable directions, the encoder on the horizontal plane can know the included angle between the direction of the heating device on the horizontal plane and the true north, the encoder on the vertical plane can know the included angle between the direction of the heating device and the vertical line, when the direction of the heating device needs to be adjusted to enable the heating device to be opposite to a certain position, the included angle between the direction of the heating device and a plumb line and the included angle between the direction in the horizontal plane and the due north direction need to be adjusted, namely, the cradle head is controlled to enable the outputs of two encoders on the horizontal plane and the plumb line to reach a certain value; when a certain position needs to be heated, the direction of the heating device is adjusted to ensure that the heating device is just opposite to the position for heating; when the space for supplying heat is large, the whole plane is divided into a plurality of sub-areas according to the requirement, and each sub-area is internally provided with a heating device;
when the heating device is an infrared lamp, the radiation illumination value q of the infrared lamp received at a certain point is related to the distance r from the point to the axis of the infrared lamp and the heating current I, and the radiation illumination value q of the infrared lamp received at a certain point is as follows:
q=f(r,I);
when the heating device is a hot air port, the heating power P per unit area received by a certain point is related to the distance l from the point to the hot air port, the air outlet speed v and the air outlet temperature t; heating power per unit area received at a point:
p=f(l,v,t);
the coordination control system is used for receiving the position information and the temperature information and formulating a control strategy to control the corresponding heating device to supply heat to the target; when one or more targets are in a heating area, the radiant illumination value or the heating power per unit area of each target needs to reach a certain value; when m targets exist in an area, in order to meet the heat supply requirement, the coordination control system makes a control strategy and transmits the control strategy to a heating device needing to work; the control strategy includes controlling which heating devices are operated and at what power the heating devices are heating;
the specific control strategy is as follows:
when a plurality of heat supply sources exist, solving the heat supply quantity of the specific heat supply source and the heat supply quantity of each heat supply source by adopting a distributed estimation algorithm: suppose there are n heat supply sources, the serial number is: 1, …, n; work of each heat supply sourceA rate of OiIn which O isiIs more than 0: the total m positions needing heat supply are numbered as follows: 1, …, m, j, the heat source needs to provide Q in unit timejTo maintain or reach its desired temperature tjThe heat provided by the heat source i to the heat source j in unit time is Pij(ii) a Firstly, binary coding is adopted for ch ═ x1x2…xn}; fitness value of a feasible individual isFitness value of an infeasible individual isSmaller values are better for individuals; the probability model is PM (k) ═ alpha1(k),…,αn(k)]In which α isi(k) Represents the probability of the heat source i being turned on in the k generation; the probability model is initialized to pm (k) ═ 0.5, …,0.5]The probability model updating mechanism is
The method comprises the following specific steps:
step 1: initialization parameters, including population size N, elite rate peUpdate rate θ, termination condition;
step 2: initializing a probability model and a population;
step 3: calculating fitness function value of each individual in the population before selectionThe individuals form an elite population PeAccording to elite population PeUpdating the probability model;
step 4: sampling the probability model to generate a new population;
step 5: if the termination condition is not met, go to Step 2;
wherein x isiIs a decision variable, 0 in 0or 1 represents that the ith heat supply source is closed, and 1 is opened represents that the ith heat supply source is opened;j is 1, …, m and xi0or 1 as a constraint condition, whereinAn objective function, namely, minimizing the total energy consumption, wherein j is 1, …, and m represents that each heating source supplies a heat source which is equal to or more than the required amount of the heating source; and xi0or 1 represents the value range of the decision variable.
4. The method of rotatable translation of heating device tempering according to claim 1 or 3, characterized by: the operation of the positioning device comprises two phases, an off-line sampling phase and a real-time positioning phase, wherein the off-line sampling phase aims at constructing a database about the relation between the signal intensity and the position of a sampling point, namely a database of position fingerprints or a radio map; in order to generate the database, grids need to be divided in an area needing to be positioned, sampling points are established, a wLAN receiving device is used for sampling all the sampling points one by one, the position of each sampling point, the obtained RSSI and the AP address information are recorded, and the sampled data are stored in the database after being processed; in the real-time positioning stage, the user hand-held terminal moves in an area covered by the positioning device, the wireless local area network receives the current RSSI and the AP address in real time, uploads the collected information of the current RSSI and the AP address to the database for matching to obtain an estimated position, and matches the strength of a signal received by the wireless local area network with numerous data in the database, so that real-time positioning is realized.
5. The method of claim 4, wherein the heating device is rotatable and translatable to adjust temperature, and wherein: the matched algorithm comprises an NN algorithm, a KNN algorithm and a neural network algorithm.
CN201810822417.4A 2018-07-25 2018-07-25 Temperature adjusting system and method with heating device capable of rotating and translating Active CN108954487B (en)

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