CN110701785A - Intelligent energy-saving hot water system and control method thereof - Google Patents
Intelligent energy-saving hot water system and control method thereof Download PDFInfo
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- CN110701785A CN110701785A CN201911050526.XA CN201911050526A CN110701785A CN 110701785 A CN110701785 A CN 110701785A CN 201911050526 A CN201911050526 A CN 201911050526A CN 110701785 A CN110701785 A CN 110701785A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2021—Storage heaters
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Abstract
The invention discloses an intelligent energy-saving hot water system and a control method thereof. The intelligent energy-saving hot water system comprises a water heater, a controller and a detector which are electrically connected. The water heater comprises a preheating container and a quick heating container for heating cold water, the detector is used for detecting the activity condition of indoor people and environmental data, and the controller is used for judging the data of the detector and controlling the water heater to enter different running states. The control method comprises the following steps: and judging whether the water heater enters an energy-saving running state or a preparation running state according to the indoor temperature and humidity with no person and indoor and outdoor. The invention has the advantages of saving the power consumption of the water heater and reducing the energy waste.
Description
Technical Field
The invention relates to the field of water heaters in electrical equipment, in particular to an intelligent energy-saving hot water system and a control method thereof.
Background
The water heater is a common electrical appliance in household appliances, and almost every household has the water heater. In the use process of the water heater, every user is puzzled by the way that the water heater is kept electrified for a long time or is kept powered off and is opened when in use. Because the electric vehicle runs for a long time, if the temperature is too high, the heat exchange is aggravated, and the loss of electric energy is further caused; if the power-off state is kept, the water storage type water heater cannot be rapidly heated in a short time during use, and the use is affected. Therefore, it is an urgent requirement to design a water heater capable of automatically adjusting the operation state of the water heater according to the activity of the personnel at home.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the intelligent energy-saving hot water system capable of intelligently adjusting the running state, saving energy and quickly discharging hot water is provided.
The technical scheme of the technical problem to be solved by the invention is as follows:
the utility model provides an energy-conserving hot-water heating system of intelligence which characterized in that: including water heater, detector and controller, the water heater is equipped with the casing and installs preheating container, the rapid heating container inside and intercommunication each other in the casing, preheating container, the inside heating device that is equipped with of rapid heating container, preheating container, rapid heating container are equipped with the heat preservation, the detector is equipped with infrared induction detector, sound detector, temperature and humidity sensor, the top in room is installed to the detector, the controller is for controlling means and detector, water heater electric connection including microprocessor and input/output interface.
Preferably, the volume of the preheating container is larger than that of the quick heating container.
Preferably, the preheating containers are two in number and are communicated through a pipeline, one preheating container is provided with a water inlet, the other preheating container is communicated with the quick heating container through a pipeline, and the quick heating container is provided with a water outlet.
Better, the inside of preheating the container is located to the fast hot container, preheat the container and be equipped with inlet opening, apopore and pin hole, preheat the inside support that is equipped with of container, support and fast hot container fixed connection, the support is the hollow tube, the one end and the pin hole intercommunication of support, the other end and the fast hot container fixed connection of support, the fast hot container is equipped with fast hot water inlet, fast hot delivery port, preheat the apopore of container and the fast hot delivery port intercommunication of fast hot container, the fast hot water inlet of fast hot container is equipped with the check valve of intaking.
Better, preheat the container and be equipped with far, nearly backward flow hole, the one end that is close to heating device is located to nearly backward flow hole, the one end of keeping away from heating device is located to far backward flow hole, far, nearly backward flow hole passes through micro-water pump intercommunication, micro-water pump and controller electrical connection.
Preferably, the heating device in the quick heating container is a quick heating device, and the quick heating device is electrically connected with the controller.
Preferably, the volume ratio of the quick heating container to the preheating container is between 0.2 and 0.25.
Better, still include outdoor environment detector, outdoor environment detector includes temperature and humidity sensor, wind force sensor, PM2.5 detection sensor, the detector is equipped with a plurality ofly, sets up respectively in kitchen, bathroom, sitting room, outdoor environment detector installs the outside in the house, the controller is equipped with wifi receiving module, outdoor environment detector, controller and detector all are equipped with wireless communication module, exchanges data through wireless mode between outdoor environment detector, detector and the controller.
An energy-saving control method for an intelligent energy-saving hot water system is characterized by comprising the following steps:
in the first situation, if the previous record indicates that the activity of the family is detected, and the later record indicates that the activity of the family is also detected, the duration Ty of the family is added with delta t on the original basis; the second situation is that if the previous record indicates that the activity of the person at home is detected, and the later record indicates that the activity of the person at home is detected, the duration Ty of the person is reset; the third situation, if the previous record indicates that no human activity is detected at home, and the next record indicates that no human activity is detected at home, adding delta t to the unmanned duration Tw on the original basis; the situation IV, if the previous record indicates that no human activity is detected at home, and the later record indicates that the human activity is detected at home, resetting the unmanned duration Tw;
step 2.3, judging whether the unmanned duration Tw is greater than the set time, if so, executing the step 3, if not, judging whether the manned duration Ty is greater than the set time, if so, executing the step 2.4, and if not, repeating the step 2;
step 2.4, the controller obtains the last bathing time stored in the controller; if the time of bathing last time is less than three days, then carry out step 3, if the time of bathing last time is greater than three days, the controller then reads the indoor and outdoor environmental data that the inside outdoor environment detector of storage at the controller and the detector acquireed, nearly two days outdoor environmental data to according to environmental data control water heater entering different operating condition: if any of the following occurs in the last two days: if the air temperature is in a high-temperature state of more than 30 degrees, the weather of strong wind and raised dust and PM2.5 is above a moderate pollution level, executing the step 4, otherwise, executing the step 3;
and 4, controlling the water heater to enter a preparation running state by the controller, specifically: the controller controls the heating device in the preheating container to be in a heat preservation state, the heat preservation temperature is set to be between 35 and 40 degrees, the controller controls the heating device in the quick heating container to be in the heat preservation state, the heat preservation temperature is set to be between 45 and 55 degrees, and then step 2 is executed;
Preferably, a water flow sensor is arranged at a water outlet of the quick heating container, the controller is provided with a touch screen, and the specific method for determining whether the request for using hot water exists in the step 2.1 comprises the following two conditions: the method comprises the following steps that firstly, a controller detects whether a button of a heating command is pressed down on a touch screen of the controller, and if the button of the heating command is pressed down, a request for using hot water is provided; the controller detects the water flow sensor and acquires data of the water flow sensor, if the flow of the water flow sensor is increased, the water outlet pipe is opened, and then a request for using hot water is made; the step 2.3 further comprises: the controller judges whether the unmanned duration Tw is greater than a shutdown upper limit value or not, if so, the controller shuts down the power supply of the water heater, wherein the shutdown upper limit value is three days or four days, so as to prevent the situation that the power supply of the water heater is forgotten to be shut down when the water heater leaves home for a long time and goes out; the specific method for setting the temperature in the steps 3, 4 and 5 comprises the following steps: the controller obtains time information and indoor temperature information, determines seasons according to the time information, sets the heat preservation temperature and the heating temperature of the preheating container and the quick heating container according to the indoor temperature,
spring and autumn: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 20-25 degrees higher than the room temperature; in the preparation operation state, the heat preservation temperature in the preheating container is set to be 20-25 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 30-35 degrees higher than the room temperature; in the operating state, the heat preservation temperature in the preheating container is set to be 30-35 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 40-45 degrees higher than the room temperature;
summer: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 10-20 degrees higher than the room temperature; in the preparation operation state, the heat preservation temperature in the preheating container is set to be 10-20 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 20-30 degrees higher than the room temperature; in the operating state, the heat preservation temperature in the preheating container is set to be 10-20 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 30-40 degrees higher than the room temperature;
in winter: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 25 degrees higher than the room temperature; in a preparation operation state, setting the heat preservation temperature in the preheating container to be 20 degrees higher than the indoor temperature, and setting the heat preservation temperature of the quick heating container to be 30 degrees higher than the room temperature; in the using and operating state, the heat preservation temperature in the preheating container is set to be 30 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 50 degrees higher than the indoor temperature.
The invention has the beneficial effects that:
1. the water heater is provided with two containers, the heat dissipation of the quick heating container is the heat preservation of the preheating container, and the water heater has the function of preventing energy waste caused by heat exchange;
2. the water heater is automatically controlled to enter different energy-saving states according to indoor and outdoor environmental factors, wherein the energy-saving operation state only starts preheating, prepares the operation state and only heats the quick heating container, and the water heater has the beneficial effect of effective energy saving;
3. the energy-saving device has the function of automatically setting the heat preservation temperature according to seasons and indoor and outdoor temperatures, and improves the energy-saving effect.
Drawings
Figure 1 is a schematic view of one embodiment of the present invention,
figure 2 is a schematic view of another embodiment of the invention,
figure 3 is a schematic diagram of an electrical system according to one embodiment of the present invention,
FIG. 4 is a schematic diagram of one embodiment of the present invention.
In the figure:
1. the device comprises a water heater, 11, a preheating container, 111, a water inlet, 112, a water outlet, 113, a lead hole, 12, a quick heating container, 121, a quick heating water inlet, 122, a quick heating water outlet, 13, a support, 15, a micro water pump, 2, a detector, 3, a controller, 4 and an outdoor environment detector.
Detailed Description
In order to make the technical solution and the advantages of the present invention clearer, the following explains embodiments of the present invention in further detail.
As shown in fig. 1, 2, 3 and 4, an intelligent energy-saving hot water system includes a water heater 1, a detector 2 and a controller 3. The water heater is a device which can increase the temperature of cold water into hot water in a certain time by various physical principles. According to different principles, the water heater can be divided into an electric water heater, a gas water heater, a solar water heater, a magnetic water heater, an air energy water heater, a heating water heater and the like. Electric energy is used as clean and convenient-to-control energy, an electric water heater is the most common water heater, and the electric water heater is also adopted in the invention. The basic mechanism of the electric water heater comprises a shell, an inner container, a heating device, a heat preservation device, a water path pipe fitting and a control circuit, wherein the simpler control circuit comprises a temperature sensor and a relay, and the higher control circuit comprises a control chip, a related peripheral circuit and a sensor so as to realize the control of the temperature and the heating device, which are taken as the prior art and are not described in detail in the specification.
The water heater of the present invention comprises a housing, and a preheating container 11 and a quick heating container 12 installed inside the housing. As shown in fig. 1 and the soil, the preheating container 11 and the rapid-heating container 12 are communicated with each other, and both are provided with heating means inside. The condition of rapid heating is a powerful heating device or a small heating volume, and thus the volume of the rapid heating vessel 12 is smaller than that of the preheating vessel 11. At this time, when the rapid heating is performed, the temperature of the water in the rapid heating container 12 rises rapidly because the rapid heating container has a small volume. Preferably, in order to prevent the hot water in the quick heating container 12 from being rapidly mixed with the water in the preheating container to reduce the temperature, the ratio of the volume of the quick heating container 12 to the volume of the preheating container 11 is between 0.2 and 0.25. The beneficial effects of the two containers are as follows: 1. the preheating container is used for low-temperature heat preservation, and the quick heating container is used for quick heating, so that the power consumption during heat preservation is reduced, and the waiting time during use is reduced; 2. the small quick heating container is arranged inside the large preheating container, so that the heat of the quick heating container is convected to the emitted heat to heat the preheating container, and the waste of heat energy is reduced.
Preferably, in order to reduce the waste of heat dissipated from the quick-heating container 12, two preheating containers 11 are provided, and one quick-heating container 12 is provided. Different mounting modes can be selected according to different control modes. One, one of them preheats the container and preheats container and fast hot container with another respectively and is connected, and fast hot container goes out water, and the preheating container who communicates with preheating container alone intakes, and two heat preservation temperatures that preheat the container become the ladder nature and increase, reduce the heat energy waste that whole a heat preservation temperature caused during the heat preservation, adopt during the heating to heat step by step, input the warm water into fast hot container again and carry out rapid heating, and then reduce latency's effect when reaching the use. And secondly, the quick heating container is respectively connected with the two preheating containers, the two preheating containers are simultaneously connected with cold water inlet and water outlet, the quick heating container is arranged between the two preheating containers, and the heat emitted by the quick heating container is used for the preheating container so as to realize secondary utilization of the heat dissipated. The invention does not limit the number of the preheating containers, does not limit the linear series connection or star radiation connection between the preheating containers and the quick heating containers, and is set according to the actual situation in the production process. Therefore, one of the preheating containers 11 is provided with a water inlet for connecting with a cold water source, and the quick heating container is provided with a water outlet for outputting hot water.
Preferably, the installation may be performed in such a manner that the preheating container 11 is wrapped around the rapid-heating container 12, as shown in fig. 2, in addition to the linear connection and the star-shaped radiation connection, the rapid-heating container 12 is provided inside the preheating container 11. In order to facilitate fixing and laying of electrical connection wires, a water inlet 111, a water outlet 112 and a wire leading hole 113 are provided on the preheating container 11. The inlet hole 111 is used for realizing the inlet of cold water, the outlet hole 112 is used for realizing the communication between the preheating container 11 and the quick heating container 12, and the lead wire hole 113 is used for realizing the laying of electric wires so as to provide power for the heating device in the quick heating container 12. In order to fix the quick heating container 12 in the preheating container 11, a bracket 13 is provided in the preheating container 11, the bracket 13 is hollow for facilitating the laying of the electric wires, one end of the bracket 13 is fixedly connected with the edge of the lead hole 113, and the other end of the bracket 13 is fixedly connected with the quick heating container 12. The quick heating container 12 is provided with a quick heating water inlet 121 and a quick heating water outlet 122, the quick heating water inlet 121 is provided with a water inlet one-way valve for preventing hot water from flowing into the preheating container 11, and the quick heating water outlet 122 of the quick heating container 12 is communicated with the water outlet 112 of the preheating container 11 through a pipeline for realizing that the hot water in the quick heating container 12 flows out of the water heater. In the energy-saving heat preservation process, only the water in the quick heating container is heated and preserved, and the hot water in the quick heating container 12 is used for heating the water in the preheating container in the heat loss process, so that the waste of heat energy is reduced.
Preferably, as shown in fig. 4, in order to achieve uniform heating of the water heater, a far return hole and a near return hole are arranged inside the preheating container 11, the far return hole is arranged at one end far from the heating device, and the near return hole is arranged at one end near the heating device. The outside of the far and near return hole is communicated with the micro water pump through a pipeline, and the micro water pump 15 is electrically connected with the controller 3 and used for enabling water inside the preheating container to flow in the heating process of the water heater, so that the water is uniformly heated. As shown in fig. 4, the heating device for preheating the inside of the container is the right side of the micro-water pump 15 in the drawing. The upper part of the heating device is a near reflux hole and is communicated with the micro water pump. A far return hole is provided on the right side of the preheating container 11 and communicates with the micro-pump. When heating, the micro-pump 15 is started to lead cold water far away from the heating device to the vicinity of the heating device, so as to achieve the function of helping the convection of the cold water and the hot water.
In order to realize rapid heating, the heating device inside the rapid heating container 12 is a rapid heating device, and the rapid heating device is provided with a rapid heating gear and a heat preservation gear. Common quick-heating water heaters are: the quick heating device comprises a pre-instant double-mode electric water heater, a 3D quick heating electric water heater and an intelligent capacity-increasing electric water heater, wherein the quick heating electric water heaters adopt quick heating devices. The quick heating device of the quick heating container 12 is electrically connected with the controller 3 through the control circuit of the water heater so as to realize the selection of the quick heating and heat preservation functions.
In order to detect indoor environment and indoor personnel activity condition, detector 2 is arranged indoors, and detector 2 is provided with an infrared sensing detector, a sound detector and a temperature and humidity sensor. For better detection, the detector 2 is installed in the middle of the room. Can be installed on a vertical wall surface and can also be installed on an indoor top wall. In order to achieve better detection, the detectors 2 may be provided in plurality and uniformly distributed in the room.
Preferably, a plurality of detectors 2 can be arranged and respectively installed in a kitchen, a toilet, a living room and the like. Preferably, an outdoor environment detector 4 is further arranged for the intelligent energy-saving hot water system, and the outdoor environment detector comprises a temperature and humidity sensor, a wind power sensor and a PM2.5 detection sensor. The temperature and humidity sensor is used for detecting the outdoor temperature and judging whether the weather is hot and stuffy, and if the weather is hot and humid, the probability of bathing by family members is high, and the energy-saving running state of the water heater is further controlled to be switched to the ready-to-use state. Similarly, if the wind and sand weather is detected or PM2.5 exceeds the standard, the water heater is switched to a ready operation state for the family members to take a bath.
In order to manage and control the whole system, the invention is provided with a controller 3, and the controller 3 comprises a microprocessor and a control device of an input and output interface. The controller is electrically connected with the water heater 1 and the detector 2. Preferably, in order to reduce the wiring, the controller 3 and the detector 2 are provided with wireless communication modules, and data exchange is realized between the controller and the detector 2 in a wireless communication mode. Likewise, the outdoor environment detector may also be provided with a wireless communication module for enabling wireless communication with the controller.
Better, in order to acquire weather data, network timing, controller 3 has still set up wifi receiving module, and the controller passes through wifi receiving module to realize being connected with the internet, and then realizes the function of automatic timing, acquires local weather condition automatically simultaneously. So as to better control the running state of the water heater according to the weather conditions.
The invention relates to an intelligent energy-saving control method of an intelligent energy-saving hot water system, which comprises the following steps:
The controller 3 is internally set with a manned duration Ty and an unmanned duration Tw, and the initial values of the two durations are zero, and the water heater 1 is provided with three working states, namely an energy-saving running state, a preparation running state and a use running state.
the controller 3 records the activity of the personnel at home every time delta t, and simultaneously acquires and stores the data of the outdoor environment detector 4 and the detector 2 into the controller 3. Wherein, the delta t is interval time which is set to be 1-10 minutes, and is set to be 5 minutes.
And 2.1, judging whether a request for using hot water exists or not, if so, executing the step 5, and if not, executing the step 2.2.
Preferably, a water flow sensor is arranged at the water outlet of the quick heating container, the controller 3 is provided with a touch screen, and the specific method for judging whether the request for using hot water exists in the step 2.1 comprises the following two conditions:
in the first case, the controller 3 detects whether a button of a heating command is pressed on a touch screen of the controller 3, and if the button of the heating command is pressed, the request of using hot water is indicated;
in case two, the controller 3 detects the water flow sensor and obtains the data of the water flow sensor, and if the flow rate of the water flow sensor increases, it indicates that the water outlet pipe has been opened, and further indicates that there is a request for using hot water.
Step 2.2, the controller 3 judges the activity conditions of the family personnel recorded twice before and after and calculates the duration according to the recorded results, including the following conditions:
in the first situation, if the previous record indicates that the activity of the family is detected, and the later record indicates that the activity of the family is also detected, the duration Ty of the family is added with delta t on the original basis;
the second situation is that if the previous record indicates that the activity of the person at home is detected, and the later record indicates that the activity of the person at home is detected, the duration Ty of the person is reset;
the third situation, if the previous record indicates that no human activity is detected at home, and the next record indicates that no human activity is detected at home, adding delta t to the unmanned duration Tw on the original basis;
and fourthly, if the previous record indicates that no human activity is detected in the house and the later record indicates that the human activity is detected in the house, clearing the unmanned duration Tw.
And 2.3, judging whether the unmanned duration Tw is greater than the set time, executing the step 3 if the unmanned duration Tw is greater than the set time, judging whether the manned duration Ty is greater than the set time if the unmanned duration Tw is less than the set time, executing the step 2.4 if the unmanned duration Ty is greater than the set time, and repeating the step 2 if the unmanned duration Tw is less than the set time.
Whether the unmanned duration Tw is greater than a set time is 30-60 minutes, and preferably, the set time is 30 minutes. And whether the duration time Ty of the person is more than the set time is 15-30 minutes, and 15 minutes can be taken.
Preferably, step 2.3 further comprises:
the controller judges whether the unmanned duration Tw is greater than the shutdown upper limit value or not, if so, the controller shuts down the power supply of the water heater,
the shutdown upper limit value is three days or four days for preventing the situation that the power supply of the water heater is forgotten to be closed when the water heater leaves home for a long time and goes out.
Step 2.4, the controller 3 obtains the last bathing time stored in the controller:
if the time for bathing is less than three days, executing the step 3;
if the time of the forehead of bathing is greater than three days from the last time, the controller 3 reads the indoor and outdoor environment data stored in the outdoor environment detector 4 inside the controller and acquired by the detector 2, the outdoor environment data of the last two days controls the water heater 1 to enter different working states according to the environment data:
if any of the following occurs in the last two days: and (4) if the air temperature is in a high-temperature state of more than 30 degrees, the weather of strong wind and raised dust and the PM2.5 is above a moderate pollution level, executing the step 4, and otherwise, executing the step 3.
Preferably, the method for setting the temperature in steps 3, 4 and 5 specifically comprises the following steps:
the controller obtains time information and indoor temperature information, determines seasons according to the time information, sets the heat preservation temperature and the heating temperature of the preheating container and the quick heating container according to the indoor temperature,
spring and autumn: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 20-25 degrees higher than the room temperature; in the preparation operation state, the heat preservation temperature in the preheating container is set to be 20-25 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 30-35 degrees higher than the room temperature; in the operating state, the heat preservation temperature in the preheating container is set to be 30-35 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 40-45 degrees higher than the room temperature;
summer: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 10-20 degrees higher than the room temperature; in the preparation operation state, the heat preservation temperature in the preheating container is set to be 10-20 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 20-30 degrees higher than the room temperature; in the operating state, the heat preservation temperature in the preheating container is set to be 10-20 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 30-40 degrees higher than the room temperature;
in winter: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 25 degrees higher than the room temperature; in a preparation operation state, setting the heat preservation temperature in the preheating container to be 20 degrees higher than the indoor temperature, and setting the heat preservation temperature of the quick heating container to be 30 degrees higher than the room temperature; in the using and operating state, the heat preservation temperature in the preheating container is set to be 30 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 50 degrees higher than the indoor temperature.
In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and various changes and modifications can be made by workers in the light of the above description without departing from the technical spirit of the present invention. The technical scope of the present invention is not limited to the content of the specification, and all equivalent changes and modifications in the shape, structure, characteristics and spirit described in the scope of the claims of the present invention are included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides an energy-conserving hot-water heating system of intelligence which characterized in that:
comprises a water heater (1), a detector (2) and a controller (3),
the water heater (1) is provided with a shell, a preheating container (11) and a quick heating container (12) which are arranged in the shell and are communicated with each other, heating devices (5) are arranged in the preheating container (11) and the quick heating container (12), the preheating container and the quick heating container are provided with heat-insulating layers,
the detector (2) is provided with an infrared sensing detector, a sound detector and a temperature and humidity sensor, the detector (2) is arranged at the top of a room,
the controller (3) is a control device comprising a microprocessor and an input/output interface, and the controller (3) is electrically connected with the detector (1) and the water heater (2).
2. The intelligent energy-saving hot water system as claimed in claim 1, wherein:
the volume of the preheating container (11) is larger than that of the quick heating container (12).
3. The intelligent energy-saving hot water system as claimed in claim 1, wherein:
the preheating containers (11) are two, the two preheating containers (11) are communicated through a pipeline, one preheating container (11) is provided with a water inlet, the other preheating container (11) is communicated with the quick heating container (12) through a pipeline, and the quick heating container (12) is provided with a water outlet.
4. The intelligent energy-saving hot water system as claimed in claim 1, wherein:
the inside of preheating container (11) is located in fast hot container (12), preheating container (11) is equipped with inlet opening (111), apopore (112) and pin hole (113), preheats inside support (13) that is equipped with of container (11), support (13) and fast hot container (12) fixed connection, support (13) are the hollow tube, and the one end and pin hole (113) of support (13) communicate, the other end and the fast hot container (12) fixed connection of support (13), fast hot container (12) are equipped with fast hot water inlet (121), fast hot delivery port (122), the fast hot delivery port (122) of apopore (112) and the fast hot container (12) of preheating container (11) communicate, the fast hot water inlet (121) of fast hot container (12) are equipped with the check valve of intaking.
5. An intelligent energy-saving hot-water system according to claim 3 or 4, characterized in that:
preheating container (11) are equipped with far, nearly backward flow hole, the one end that is close to heating device (5) is located to nearly backward flow hole, the one end of keeping away from heating device (5) is located to far backward flow hole, far, nearly backward flow hole passes through micro-water pump (15) intercommunication, micro-water pump (15) and controller (3) electrical connection.
6. The intelligent energy-saving hot water system as claimed in claim 1, wherein:
the heating device (5) in the quick heating container (12) is a quick heating device, and the quick heating device is electrically connected with the controller (3).
7. The intelligent energy-saving hot water system as claimed in claim 1, wherein:
the volume ratio of the quick heating container (12) to the preheating container (11) is 0.2-0.25.
8. The intelligent energy-saving hot water system as claimed in claim 4, wherein:
the outdoor environment monitoring system also comprises an outdoor environment detector (4), wherein the outdoor environment detector (4) comprises a temperature and humidity sensor, a wind power sensor and a PM2.5 detection sensor,
the detectors (2) are respectively arranged in a kitchen, a toilet and a living room, the outdoor environment detector (4) is arranged outside the house,
the controller (3) is provided with a wifi receiving module,
outdoor environment detector (4), controller (3) and detector (2) all are equipped with wireless communication module, exchange data through wireless mode between outdoor environment detector (4), detector (2) and the controller.
9. The energy-saving control method of the intelligent energy-saving hot water system according to claim 8, characterized in that:
step 1, after the device is powered on, a system is started,
the controller (3) is internally provided with a manned duration Ty and an unmanned duration Tw, the initial values of the two durations are zero, and the water heater (1) is provided with three working states which are respectively an energy-saving running state, a preparation running state and a use running state;
step 2, the controller (3) starts the detector (2) to judge whether a person moves at home or not, and controls the water heater to work according to the judgment result, which specifically comprises the following steps:
the controller (3) records the activity of the family at intervals of delta t, simultaneously acquires the data of the outdoor environment detector (4) and the detector (2) and stores the data into the controller (3),
step 2.1, judging whether a request for using hot water exists, if so, executing step 5, if not, executing step 2.2,
step 2.2, the controller (3) judges the activity conditions of the family personnel recorded twice before and after and calculates the duration according to the recorded results, including the following conditions:
in case one, if the previous record indicates that the activity of the family is detected and the subsequent record indicates that the activity of the family is also detected, the duration Ty of the family is added with delta t on the original basis,
and the second situation, if the former record is that the activity of the person at home is detected, and the latter record is that the activity of the person at home is detected, the duration Ty of the person is cleared,
and the third situation, if the previous record is that no human activity is detected at home, and the next record is that no human activity is detected at home, the unmanned duration Tw is added with delta t on the original basis,
and the fourth situation, if the previous record indicates that no human activity is detected in the house and the later record indicates that the human activity is detected in the house, the unmanned duration Tw is cleared,
step 2.3, judging whether the unmanned duration Tw is larger than the set time, if so, executing the step 3, if so, judging whether the manned duration Ty is larger than the set time, if so, executing the step 2.4, if so, repeating the step 2,
step 2.4, the controller (3) acquires the last bathing time stored in the controller,
if the time from the last bath is less than three days, executing the step 3,
if the bath time is more than three days from the last time, the controller (3) reads the indoor and outdoor environment data acquired by the outdoor environment detector (4) and the detector (2) stored in the controller, the outdoor environment data of the last two days and controls the water heater (1) to enter different working states according to the environment data:
if any of the following occurs in the last two days: if the air temperature is in a high temperature state of more than 30 degrees, the weather of strong wind and raised dust and the PM2.5 is above a moderate pollution level, executing the step 4, otherwise executing the step 3,
step 3, the controller (3) controls the water heater (1) to enter an energy-saving running state, which specifically comprises the following steps: the controller (3) controls the heating device in the preheating container (11) to be powered off, the controller (3) controls the heating device in the quick heating container (12) to be in a heat preservation state, the heat preservation temperature is set to be 30-40 degrees, and then step 2 is executed,
step 4, the controller (3) controls the water heater (1) to enter a preparation operation state, which specifically comprises the following steps: the controller (3) controls the heating device in the preheating container (11) to be in a heat preservation state, the heat preservation temperature is set to be between 35 and 40 degrees, the controller (3) controls the heating device in the quick heating container (12) to be in a heat preservation state, the heat preservation temperature is set to be between 45 and 55 degrees, and then step 2 is executed,
and step 5, controlling the water heater to be in a use running state by the controller (3), specifically comprising the following steps: the controller (3) controls the heating device in the preheating container (12) to be in a use state, the upper limit value of the temperature is set to be 55-60 degrees, the controller (3) controls the heating device in the quick heating container (12) to be in a use state, the upper limit value of the temperature is set to be 65 degrees, and then step 2 is executed.
10. The energy-saving control method of the intelligent energy-saving hot water system according to claim 9, characterized in that:
a water flow sensor is arranged at the water outlet of the quick heating container, the controller (3) is provided with a touch screen,
the specific method of whether there is a request for using hot water in step 2.1 includes the following two cases:
the method comprises the following steps that firstly, the controller (3) detects whether a button of a heating command is pressed down on a touch screen of the controller (3), and if the button of the heating command is pressed down, a request for using hot water is indicated;
the controller (3) detects the water flow sensor and acquires data of the water flow sensor, if the flow of the water flow sensor is increased, the water outlet pipe is opened, and then a request for using hot water is made;
the step 2.3 further comprises:
the controller judges whether the unmanned duration Tw is greater than the shutdown upper limit value or not, if so, the controller shuts down the power supply of the water heater,
the shutdown upper limit value is three days or four days, so that the situation that the power supply of the water heater is forgotten to be turned off when the water heater leaves home for a long time and goes out is prevented;
the specific method for setting the temperature in the steps 3, 4 and 5 comprises the following steps:
the controller obtains time information and indoor temperature information, determines seasons according to the time information, sets the heat preservation temperature and the heating temperature of the preheating container and the quick heating container according to the indoor temperature,
spring and autumn: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 20-25 degrees higher than the room temperature; in the preparation operation state, the heat preservation temperature in the preheating container is set to be 20-25 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 30-35 degrees higher than the room temperature; in the operating state, the heat preservation temperature in the preheating container is set to be 30-35 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 40-45 degrees higher than the room temperature;
summer: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 10-20 degrees higher than the room temperature; in the preparation operation state, the heat preservation temperature in the preheating container is set to be 10-20 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 20-30 degrees higher than the room temperature; in the operating state, the heat preservation temperature in the preheating container is set to be 10-20 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 30-40 degrees higher than the room temperature;
in winter: under the energy-saving operation state, the heating device in the preheating container is closed, and the heat preservation temperature of the quick heating container is set to be 25 degrees higher than the room temperature; in a preparation operation state, setting the heat preservation temperature in the preheating container to be 20 degrees higher than the indoor temperature, and setting the heat preservation temperature of the quick heating container to be 30 degrees higher than the room temperature; in the using and operating state, the heat preservation temperature in the preheating container is set to be 30 degrees higher than the indoor temperature, and the heat preservation temperature of the quick heating container is set to be 50 degrees higher than the indoor temperature.
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