CN105091349A - Outlet water temperature adjusting device, air energy water heater and automatic outlet water temperature adjusting method - Google Patents
Outlet water temperature adjusting device, air energy water heater and automatic outlet water temperature adjusting method Download PDFInfo
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- CN105091349A CN105091349A CN201510589460.7A CN201510589460A CN105091349A CN 105091349 A CN105091349 A CN 105091349A CN 201510589460 A CN201510589460 A CN 201510589460A CN 105091349 A CN105091349 A CN 105091349A
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Abstract
The invention discloses an outlet water temperature adjusting device, an air energy water heater and an automatic outlet water temperature adjusting method. The outlet water temperature adjusting device comprises a controller, a water tank and an electronic constant-temperature water mixing valve. The electronic constant-temperature water mixing valve is connected with the controller, a hot water inlet end of the electronic constant-temperature water mixing valve is connected with a hot water outlet end of the water tank, and a cold water inlet end of the electronic constant-temperature water mixing valve is communicated with a cold water feeding pipe of the water tank. The controller is used for obtaining the temperature of water in the water tank, comparing the water temperature with the preset water temperature and sending adjusting instructions for adjusting the opening degree of the hot water inlet end and/or the cold water inlet end to the electronic constant-temperature water mixing valve according to comparison results. The electronic constant-temperature water mixing valve adjusts the opening degree of the hot water inlet end and/or the cold water inlet end according to the opening degree adjusting instructions and controls the outlet water temperature of a water outlet of the electronic constant-temperature water mixing valve. By means of the outlet water temperature adjusting device, water can be output according to the temperature set by a user, the water mixing valve is not needed to be adjusted repeatedly by the user, the outlet water temperature is stable, and the water use comfort level of the user is improved.
Description
Technical field
The present invention relates to home appliance technical field, be specifically related to the leaving water temperature Automatic adjustment method of a kind of leaving water temperature adjusting device, air-source water heater and air-source water heater.
Background technology
Air-source water heater is with the performance of its excellence, be subject to concern and the use of more and more user, conventional air energy water heater is all adopt water tank internal hot-water to be added to user's design temperature, then by pipeline, hot water is guided to assigned address, and manually regulating mixed water valve realizes leaving water temperature.Air energy heat pump water heater, because the operation principle of its uniqueness, can not realize 24 hours plug and plays as electric heater and gas heater.Air energy heat pump water heater is adapted at heating or heating in advance when operational energy efficiency is the highest in one day, and under low-temperature condition, efficiency is very poor, and therefore the operation principle of air-source water heater causes being all be heated to the hot water formulating temperature in its water tank.In user's use procedure, along with constantly filling into of cold water in water tank, in integrated water tank, water temperature constantly declines, and along with the change words of discharge and hydraulic pressure, user needs continuous regulating mixed water valve, to make water temperature maintain steady state, cause user to use water degree of comfort decreased, also result in the waste of water resource.
Summary of the invention
The present invention seeks to the leaving water temperature Automatic adjustment method how providing a kind of leaving water temperature adjusting device, air-source water heater and air-source water heater, can carry out water outlet according to the temperature of user's setting, what improve user uses water comfort level.
For this purpose, first aspect, the present invention proposes a kind of leaving water temperature adjusting device, comprise: controller, water tank, electronic constant-temperature water mixing valve, described electronic constant-temperature water mixing valve is connected with described controller, the hot water inlet end of described electronic constant-temperature water mixing valve is connected with the hot water outlet end of described water tank, and the cooling water inlet end of described electronic constant-temperature water mixing valve and the cold water of described water tank enter pipeline communication;
Described controller, for obtaining the water temperature in described water tank, and compares described water temperature and default water temperature, according to comparative result to the aperture regulating command of described electronic constant-temperature water mixing valve transmission for regulating described hot water inlet end and/or cooling water inlet end;
Described electronic constant-temperature water mixing valve, according to described aperture regulating command, regulates the aperture of described hot water inlet end and/or cooling water inlet end, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve.
Optionally, described device also comprises: flow sensor, and described flow sensor is connected with described controller;
Described flow sensor, for gathering the water-flow signal of the delivery port of described electronic constant-temperature water mixing valve;
Described controller, the water-flow signal for sending according to described flow sensor determines whether to obtain the water temperature in described water tank.
Optionally, described device also comprises the first temperature sensor and the second temperature sensor, lays respectively at top and the bottom of described water tank.
Optionally, described controller, also for the water temperature of described water tank bottom that the water temperature and described second sensor that obtain the described tank top that described first sensor gathers gather, and when the water temperature of described tank top or the water temperature of described water tank bottom are more than or equal to default water temperature, send the aperture regulating command of the aperture for regulating described hot water inlet end to described electronic constant-temperature water mixing valve;
Or
Described controller, also for when the water temperature of described tank top or the water temperature of described water tank bottom are less than default water temperature, sends the aperture regulating command of the aperture for regulating described cooling water inlet end to described electronic constant-temperature water mixing valve.
Second aspect, present invention also offers a kind of air-source water heater, comprises above-mentioned leaving water temperature adjusting device.
The third aspect, present invention also offers a kind of leaving water temperature Automatic adjustment method based on above-mentioned air-source water heater, comprising:
After air-source water heater powers on, controller obtains the water temperature in described water tank;
Described water temperature and preset temperature compare by described controller, obtain comparative result;
Described controller sends aperture regulating command according to comparative result to electronic constant-temperature water mixing valve, and described aperture regulating command is the aperture regulating command of the aperture regulating described hot water inlet end and/or cooling water inlet end;
Described electronic constant-temperature water mixing valve, according to described aperture regulating command, regulates the aperture of described hot water inlet end and/or cooling water inlet end, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve.
Optionally, described method also comprises:
Described controller determines whether to obtain the water temperature in described water tank according to the water-flow signal that described flow sensor sends.
Optionally, described controller determines whether to obtain the water temperature in described water tank according to the water-flow signal that described flow sensor sends, and comprising:
Whether described controller gathers the water-flow signal of the delivery port of described electronic constant-temperature water mixing valve at the described flow sensor of the detection of preset time period periodically;
Described controller, when described water-flow signal being detected, obtains the water temperature in described water tank.
Optionally, described water temperature and preset temperature compare by described controller, obtain comparative result, comprising:
Described controller obtains the water temperature of described water tank bottom that the water temperature of the described tank top that described first sensor gathers and described second sensor gather, and the water temperature of the water temperature of described tank top or described water tank bottom and default water temperature is compared.
Optionally, described controller sends aperture regulating command according to comparative result to electronic constant-temperature water mixing valve, comprising:
Described controller, when the water temperature of described tank top or the water temperature of described water tank bottom are more than or equal to default water temperature, sends the aperture regulating command of the aperture for regulating described hot water inlet end to described electronic constant-temperature water mixing valve;
Or
Described controller, when the water temperature of described tank top or the water temperature of described water tank bottom are less than default water temperature, sends the aperture regulating command of the aperture for regulating described cooling water inlet end to described electronic constant-temperature water mixing valve.
The invention provides leaving water temperature adjusting device, the leaving water temperature Automatic adjustment method of air-source water heater and air-source water heater, by controller, the water temperature in the water tank of temperature sensor collection and default water temperature are compared in this leaving water temperature adjusting device, and according to comparative result, according to comparative result to the aperture regulating command of described electronic constant-temperature water mixing valve transmission for regulating described hot water inlet end and/or cooling water inlet end, electronic constant-temperature water mixing valve regulates the aperture of hot water inlet end and/or cooling water inlet end according to aperture regulating command, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve, this leaving water temperature adjusting device, water outlet can be carried out according to the temperature of user's setting, do not need user's regulating mixed water valve repeatedly, stable in outlet water temperature, what improve user uses water comfort level.
Accompanying drawing explanation
The structural representation of the air-source water heater that Fig. 1 provides for one embodiment of the invention;
The schematic flow sheet of the constant-temperature effluent control method of the air-source water heater that Fig. 2 provides for one embodiment of the invention;
The schematic flow sheet of the constant-temperature effluent control method of the air-source water heater that Fig. 3 provides for another embodiment of the present invention.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Present embodiments provide a kind of leaving water temperature adjusting device, as shown in Figure 1, comprise: controller 1, water tank 2, electronic constant-temperature water mixing valve 4, described electronic constant-temperature water mixing valve 4 is connected with described controller 1, the hot water inlet end of described electronic constant-temperature water mixing valve 4 is connected with the hot water outlet end of described water tank 2, and the cooling water inlet end of described electronic constant-temperature water mixing valve 4 and the cold water of described water tank 2 enter pipeline communication;
Described controller 1, for obtaining the water temperature in described water tank 2, and compares described water temperature and default water temperature, according to comparative result to the aperture regulating command of described electronic constant-temperature water mixing valve transmission for regulating described hot water inlet end and/or cooling water inlet end;
Described electronic constant-temperature water mixing valve 4, according to described aperture regulating command, regulates the aperture of described hot water inlet end and/or cooling water inlet end, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve 4.
Above-mentioned default water temperature can be understood as the temperature of user's setting or the temperature of production firm's acquiescence, and for user feels suitable temperature, such as 45 DEG C or 40 DEG C etc., the present embodiment does not limit the actual temp of its default water temperature.
Water temperature in the water tank of temperature sensor collection and default water temperature are compared by controller by above-mentioned leaving water temperature adjusting device, and according to comparative result, according to comparative result to the aperture regulating command of described electronic constant-temperature water mixing valve transmission for regulating described hot water inlet end and/or cooling water inlet end, electronic constant-temperature water mixing valve regulates the aperture of hot water inlet end and/or cooling water inlet end according to aperture regulating command, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve, this leaving water temperature adjusting device, water outlet can be carried out according to the temperature of user's setting, do not need user's regulating mixed water valve repeatedly, stable in outlet water temperature, what improve user uses water comfort level.
In actual applications, scald is caused in order to avoid leaving water temperature is too high owing to being used alone electronic constant-temperature water mixing valve 4, during work, controller 1 preferentially can cut out the hot water inlet end of electronic constant-temperature water mixing valve 4, will cause water tank 2 cannot water-filling smoothly when sky like this, therefore when arranging above-mentioned electronic constant-temperature water mixing valve 4, generally manually a water-filling pattern can be set.Or one of the present embodiment preferred embodiment in, above-mentioned leaving water temperature adjusting device also comprises: flow sensor (not shown), and described flow sensor is connected with described controller 1.
Described flow sensor, for gathering the water-flow signal of the delivery port of described electronic constant-temperature water mixing valve 4;
Described controller 1, the water-flow signal for sending according to described flow sensor determines whether to obtain the water temperature in described water tank 2.
Controller can obtain the water temperature in water tank by the temperature sensor be arranged in water tank, because the volume of water tank can be different, therefore said temperature sensor can comprise the first temperature sensor and the second temperature sensor, lay respectively at top and the bottom of described water tank.
Described controller 1, also for the water temperature of described water tank bottom that the water temperature and described second sensor that obtain the described tank top that described first sensor gathers gather, and when the water temperature of described tank top or the water temperature of described water tank bottom are more than or equal to default water temperature, the aperture regulating command of the aperture for regulating described hot water inlet end is sent to described electronic constant-temperature water mixing valve, electronic constant-temperature water mixing valve is when receiving this instruction, close or turn down the aperture of hot water inlet end, avoid causing too high water temperature to flow out because user opens water valve because of carelessness, scald user.
In another in attainable mode, described controller 1, also for when the water temperature of described tank top or the water temperature of described water tank bottom are less than default water temperature, the aperture regulating command of the aperture for regulating described cooling water inlet end is sent to described electronic constant-temperature water mixing valve, electronic constant-temperature water mixing valve is when receiving this instruction, close or turn down the aperture of cooling water inlet end, the hot water in this case exported can not cause scalds user, and user also can not be made to feel that water temperature is too low.
The present embodiment additionally provides a kind of air-source water heater, as shown in Figure 1, comprises above-mentioned leaving water temperature adjusting device.Concrete, described water heater also comprises: compressor 3, cross valve 5, heat exchanger 6, water tank coil pipe 7 and fan 8, and its concrete operation principle can be identical with air-source water heater of the prior art, and the present embodiment is no longer described in detail.
Owing to being monoblock type air-source water heater scheme, the necessary component such as its controller, compressor, heat exchanger, fan, cross valve are all positioned at the top of machine.Bottom is storage tank, outer coils and electronic constant-temperature water mixing valve and composition pipeline thereof, and wherein two of electronic constant-temperature water mixing valve enter hot water outlet and the cold water inlet of the corresponding then storage tank of water interface difference.The electronic constant-temperature water mixing valve adopted in this programme is mix water valve with the Integral electronic of flow sensor, also general electronic constant-temperature water mixing valve and independent flow sensor can be adopted to combine realize, for the ease of maintenance and replacing, it is arranged on water tank middle and upper part, heat-insulation layer is had to be incubated around, avoid heat losses, be connected in main frame is automatically controlled by a control line.
Above-mentioned air-source water heater arranges electronic constant-temperature water mixing valve and can make user can random setting coolant-temperature gage, and repeatedly do not regulate mechanical type to mix water valve, stable in outlet water temperature, simultaneously low temperature send water to it also avoid the loss of heat, and the application of flow sensor also solves conditional electronic and mixes the trouble that water valve feed-tank water-filling brings.This air-source water heater can realize the constant-temperature effluent mode according to user's setting, and constant temperature speed is fast, and warm water transmits, and thermal loss is little, has more remote adjustment function, light temperature control.
Fig. 2 shows the schematic flow sheet of a kind of leaving water temperature Automatic adjustment method based on above-mentioned air-source water heater that the embodiment of the present invention provides, in order to ensure comfortableness and the security of user's water, electronic constant-temperature water mixing valve in the present invention is directly controlled by the controller on complete machine, as shown in Figure 2, the method comprises the following steps:
201, after air-source water heater powers on, controller obtains the water temperature in described water tank;
202, described water temperature and preset temperature compare by described controller, obtain comparative result;
203, described controller sends aperture regulating command according to comparative result to electronic constant-temperature water mixing valve, and described aperture regulating command is the aperture regulating command of the aperture regulating described hot water inlet end and/or cooling water inlet end;
204, described electronic constant-temperature water mixing valve is according to described aperture regulating command, regulates the aperture of described hot water inlet end and/or cooling water inlet end, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve.
In one preferred embodiment, said method also comprises unshowned step in Fig. 2:
Described controller determines whether to obtain the water temperature in described water tank according to the water-flow signal that described flow sensor sends.
Concrete, whether described controller gathers the water-flow signal of the delivery port of described electronic constant-temperature water mixing valve at the described flow sensor of the detection of preset time period periodically;
Described controller, when described water-flow signal being detected, obtains the water temperature in described water tank.
Described in above-mentioned steps 202, described water temperature and preset temperature compare by controller, obtain comparative result, comprising:
Described controller obtains the water temperature of described water tank bottom that the water temperature of the described tank top that described first sensor gathers and described second sensor gather, and the water temperature of the water temperature of described tank top or described water tank bottom and default water temperature is compared.
In above-mentioned steps 203, described controller sends aperture regulating command according to comparative result to electronic constant-temperature water mixing valve, comprising:
Described controller, when the water temperature of described tank top or the water temperature of described water tank bottom are more than or equal to default water temperature, sends the aperture regulating command of the aperture for regulating described hot water inlet end to described electronic constant-temperature water mixing valve;
Or
Described controller, when the water temperature of described tank top or the water temperature of described water tank bottom are less than default water temperature, sends the aperture regulating command of the aperture for regulating described cooling water inlet end to described electronic constant-temperature water mixing valve.
In the air-source water heater comprising electronic constant-temperature water mixing valve 4 and flow sensor, its concrete constant-temperature effluent temperature-controlled process as shown in Figure 3, comprises the following steps:
301, air-source water heater powers on, and initializes the parameters of air-source water heater.
302, controller detects current water tank upper (top) water temperature T
uwith water tank bottom (bottom) water temperature T
l.
303, T is judged
uwhether be more than or equal to default water temperature or T
lwhether be more than or equal to default water temperature, if so, perform step 304, otherwise, perform step 305.
304, send the aperture regulating command of the aperture for regulating described hot water inlet end to described electronic constant-temperature water mixing valve, and perform step 306.
305, send the aperture regulating command of the aperture for regulating described cooling water inlet end to described electronic constant-temperature water mixing valve, and perform step 306.
Will be understood that, in above-mentioned steps 304 and 305, electronic constant-temperature water mixing valve is when receiving above-mentioned aperture regulating command, and the hot water inlet end that can regulate according to instruction and the aperture of cooling water inlet end, make the leaving water temperature of the delivery port of electronic constant-temperature water mixing valve arrive design temperature.
Conditional electronic is mixed water valve and is exported for avoiding hot water, and power on positive closing hot water inlet, causes sky water tank cannot realize the situation of water-filling.In normal use procedure, the feedback signal by detecting flow sensor is differentiated that active user uses regimen condition by program.
306, judge whether flow sensor feeds back the water-flow signal having electronic constant-temperature water mixing valve delivery port, if had, perform step 307, otherwise, perform step 310.
In above-mentioned steps, as feedback has water-flow signal, then illustrate that user is at use air-source water heater, whether detection user is set leaving water temperature by next step, if do not set leaving water temperature, then uses acquiescence leaving water temperature T; If there is design temperature, then controller just Signal transmissions to electronic constant-temperature water mixing valve, according to design temperature export hot water.In order to avoid user's Temporarily Closed outlet valve in water utilizing process causes program to judge by accident, in detection when there is no water-flow signal, to detect a flow sensor every 1S, if still water-flow signal do not detected, timer Time will add 1, until be added to 1800, after namely 30 minutes, use water signal if still do not detected, then think that user has exited with water state, program will return and detect the next preset mixed water valve original state of the upper and lower temperature of water tank, perform especially by following steps.
307, judge whether active user sets leaving water temperature, if so, given step 308, otherwise perform step 309.
308, set leaving water temperature according to user, regulate electronic constant-temperature water mixing valve, according to the water outlet of user's design temperature, and continue to perform step 306.
309, adopt the temperature value of acquiescence and the temperature implied value of dispatching from the factory of air-source water heater, regulate electronic constant-temperature water mixing valve, export the hot water presetting water temperature, and continue to perform step 306.
310, time delay prefixed time interval, such as 1s.
311, continue to judge whether flow sensor feeds back the water-flow signal having electronic constant-temperature water mixing valve delivery port, if so, perform step 312; Otherwise, perform step 313.
312, timer is reset, continue to perform step 307.
313, timer is added 1s;
314, judge whether the timing time of timer is greater than preset time period, such as 30 minutes, if so, perform step 315, otherwise, perform step 310.
315, timer is reset, continue to perform step 302.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.
Although describe embodiments of the present invention by reference to the accompanying drawings, but those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, such amendment and modification all fall into by within claims limited range.
Claims (10)
1. a leaving water temperature adjusting device, it is characterized in that, comprise: controller, water tank, electronic constant-temperature water mixing valve, described electronic constant-temperature water mixing valve is connected with described controller, the hot water inlet end of described electronic constant-temperature water mixing valve is connected with the hot water outlet end of described water tank, and the cooling water inlet end of described electronic constant-temperature water mixing valve and the cold water of described water tank enter pipeline communication;
Described controller, for obtaining the water temperature in described water tank, and compares described water temperature and default water temperature, according to comparative result to the aperture regulating command of described electronic constant-temperature water mixing valve transmission for regulating described hot water inlet end and/or cooling water inlet end;
Described electronic constant-temperature water mixing valve, according to described aperture regulating command, regulates the aperture of described hot water inlet end and/or cooling water inlet end, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve.
2. device according to claim 1, is characterized in that, described device also comprises: flow sensor, and described flow sensor is connected with described controller;
Described flow sensor, for gathering the water-flow signal of the delivery port of described electronic constant-temperature water mixing valve;
Described controller, the water-flow signal for sending according to described flow sensor determines whether to obtain the water temperature in described water tank.
3. device according to claim 1, is characterized in that, described device also comprises the first temperature sensor and the second temperature sensor, lays respectively at top and the bottom of described water tank.
4. device according to claim 3, it is characterized in that, described controller, also for the water temperature of described water tank bottom that the water temperature and described second sensor that obtain the described tank top that described first sensor gathers gather, and when the water temperature of described tank top or the water temperature of described water tank bottom are more than or equal to default water temperature, send the aperture regulating command of the aperture for regulating described hot water inlet end to described electronic constant-temperature water mixing valve;
Or
Described controller, also for when the water temperature of described tank top or the water temperature of described water tank bottom are less than default water temperature, sends the aperture regulating command of the aperture for regulating described cooling water inlet end to described electronic constant-temperature water mixing valve.
5. an air-source water heater, is characterized in that, comprises the leaving water temperature adjusting device according to any one of claim 1-4.
6., based on a leaving water temperature Automatic adjustment method for air-source water heater according to claim 5, it is characterized in that, comprising:
After air-source water heater powers on, controller obtains the water temperature in described water tank;
Described water temperature and preset temperature compare by described controller, obtain comparative result;
Described controller sends aperture regulating command according to comparative result to electronic constant-temperature water mixing valve, and described aperture regulating command is the aperture regulating command of the aperture regulating described hot water inlet end and/or cooling water inlet end;
Described electronic constant-temperature water mixing valve, according to described aperture regulating command, regulates the aperture of described hot water inlet end and/or cooling water inlet end, to control the leaving water temperature of the delivery port of this electronic constant-temperature water mixing valve.
7. method according to claim 6, is characterized in that, described method also comprises:
Described controller determines whether to obtain the water temperature in described water tank according to the water-flow signal that described flow sensor sends.
8. method according to claim 7, is characterized in that, described controller determines whether to obtain the water temperature in described water tank according to the water-flow signal that described flow sensor sends, and comprising:
Whether described controller gathers the water-flow signal of the delivery port of described electronic constant-temperature water mixing valve at the described flow sensor of the detection of preset time period periodically;
Described controller, when described water-flow signal being detected, obtains the water temperature in described water tank.
9. method according to claim 6, is characterized in that, described water temperature and preset temperature compare by described controller, obtains comparative result, comprising:
Described controller obtains the water temperature of described water tank bottom that the water temperature of the described tank top that described first sensor gathers and described second sensor gather, and the water temperature of the water temperature of described tank top or described water tank bottom and default water temperature is compared.
10. method according to claim 9, is characterized in that, described controller sends aperture regulating command according to comparative result to electronic constant-temperature water mixing valve, comprising:
Described controller, when the water temperature of described tank top or the water temperature of described water tank bottom are more than or equal to default water temperature, sends the aperture regulating command of the aperture for regulating described hot water inlet end to described electronic constant-temperature water mixing valve;
Or
Described controller, when the water temperature of described tank top or the water temperature of described water tank bottom are less than default water temperature, sends the aperture regulating command of the aperture for regulating described cooling water inlet end to described electronic constant-temperature water mixing valve.
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| CN201510589460.7A CN105091349B (en) | 2015-09-16 | 2015-09-16 | Leaving water temperature regulating device, air-source water heater and leaving water temperature Automatic adjustment method |
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| CN106969514A (en) * | 2017-05-19 | 2017-07-21 | 南京柏克斯电热器具制造厂 | A kind of intelligent liquid mixed flow automatic control equipment |
| CN108592412A (en) * | 2018-04-28 | 2018-09-28 | 芜湖美的厨卫电器制造有限公司 | Control method, system and the computer equipment of water heater |
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| CN111306797A (en) * | 2019-12-04 | 2020-06-19 | 珠海格力电器股份有限公司 | Water temperature adjusting method and device for water heater, control equipment and water heater |
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| CN106969514A (en) * | 2017-05-19 | 2017-07-21 | 南京柏克斯电热器具制造厂 | A kind of intelligent liquid mixed flow automatic control equipment |
| CN108592412A (en) * | 2018-04-28 | 2018-09-28 | 芜湖美的厨卫电器制造有限公司 | Control method, system and the computer equipment of water heater |
| CN109579325A (en) * | 2018-11-30 | 2019-04-05 | 江苏帅因特光电科技开发有限公司 | A kind of solar water heater goes out hot water voltage-stabilizing controller |
| CN111306797A (en) * | 2019-12-04 | 2020-06-19 | 珠海格力电器股份有限公司 | Water temperature adjusting method and device for water heater, control equipment and water heater |
| CN111238037A (en) * | 2020-02-20 | 2020-06-05 | 青岛海信日立空调系统有限公司 | Hot water unit |
| CN112797631A (en) * | 2020-12-16 | 2021-05-14 | 青岛经济技术开发区海尔热水器有限公司 | Water temperature control method, device and equipment based on water quantity server |
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