CN104848551A - Combustion electric complementary hot water system and control method thereof - Google Patents
Combustion electric complementary hot water system and control method thereof Download PDFInfo
- Publication number
- CN104848551A CN104848551A CN201510251196.6A CN201510251196A CN104848551A CN 104848551 A CN104848551 A CN 104848551A CN 201510251196 A CN201510251196 A CN 201510251196A CN 104848551 A CN104848551 A CN 104848551A
- Authority
- CN
- China
- Prior art keywords
- water
- hot
- combustion
- electric heating
- hot water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses a combustion electric complementary hot water system and a control method thereof. The combustion electric complementary hot water system comprises a gas water heater, a cold water outlet tube, an electric water heater, a combustion heat water outlet tube, an electric heat water outlet tube and a controller, wherein a combustion heat flow sensor is arranged at the combustion heat water outlet of the gas water heater; an electric heat flow sensor is arranged at an electric heat water outlet; the combustion heat water outlet tube has a combustion heat water using end; when the detection value of the combustion heat flow sensor is greater than 0, the detection value of the electric heat flow sensor is equal to 0, and the detection value of the combustion heat flow sensor is greater than the sum of the detection value of the electric heat flow sensor and the preset value, the controller judges that the combustion heat water end uses the water. The combustion electric complementary hot water system can eliminate error judgment caused by the error of the flow sensor, the heat water using position can be accurately judged, output temperature of the gas water heater can be accurately controlled and hot water can be quickly obtained.
Description
Technical field
The present invention relates to electrical equipment manufacturing technology field, in particular to a kind of control method of firing electric complementary hot-water system and the electric complementary hot-water system of combustion.
Background technology
Combustion electricity complementary hot-water system in correlation technique, its combustion hot junction and electric heating end are respectively equipped with flow sensor, bring out the water yield by detection combustion hot junction and electric heating, judge whether combustion hot junction and electric heating end use hot water.But because flow sensor exists error, when only having electric heating end hot water, combustion hot junction and the actual water yield detected value of electric heating end are also inconsistent at every turn, cause erroneous judgement to fire hot junction also with hot water, cause gas heater to export with the temperature of mistake, electric heating end hot water needs to wait for the long period.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes the electric complementary hot-water system of a kind of combustion, and this combustion electricity complementary hot-water system can eliminate the erroneous judgement caused because of the error of flow sensor, accurately judges that hot water water level is put, thus precisely control the output temperature of gas heater, realize rapid hot water output.
The present invention also proposes a kind of control method can eliminating the combustion electricity complementary hot-water system of the erroneous judgement caused because of the error of flow sensor.
For achieving the above object, embodiment according to a first aspect of the invention proposes the electric complementary hot-water system of a kind of combustion, the electric complementary hot-water system of described combustion comprises: gas heater, described gas heater has the hot water inlet of combustion and combustion hot water outlet, the hot water inlet of described combustion is connected with water source by cold water inlet, and described combustion hot water outlet place is provided with combustion heat-flow sensor; Cold water outlet pipe, described cold water outlet pipe is connected with described cold water inlet, and described cold water outlet pipe has cold water water end (W.E.); Electric heater, described electric heater has electric heating water inlet and electric heating delivery port, and described electric heating water inlet is connected with described combustion hot water outlet by hot water conveying pipe, and described electric heating water outlet is provided with electric heating flow sensor; Fire hot hot water outlet pipe, described combustion hot hot water outlet pipe be connected with described hot water conveying pipe, and the hot hot water outlet pipe of described combustion has combustion hot water water end (W.E.); Electric heating hot water outlet pipe, described electric heating hot water outlet pipe is connected with described electric heating delivery port, and described electric heating hot water outlet pipe has electric heating hot water water end (W.E.); Controller, described controller respectively with described gas heater, described combustion heat-flow sensor, described electric heater and the communication of described electric heating flow sensor, only when the detected value of described combustion heat-flow sensor is greater than 0 and the detected value of described electric heating flow sensor equal 0 and the detected value of the described combustion heat-flow sensor detected value that is greater than described electric heating flow sensor add predetermined value time, described controller judges described combustion hot water end water.
Combustion electricity complementary hot-water system according to the embodiment of the present invention can eliminate the erroneous judgement caused because of the error of flow sensor, accurately judges that hot water water level is put, thus precisely controls the output temperature of gas heater, realize rapid hot water output.
In addition, the electric complementary hot-water system of combustion according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described electrothermal heater is that the electric heating water outlet of multiple and each described electrothermal heater is respectively equipped with described electric heating flow sensor, the electric heating water inlet of each described electric heater to be connected with described combustion hot water outlet respectively by described hot water conveying pipe and electric heating delivery port is connected to described electric heating hot water outlet pipe, only when the detected value of described combustion heat-flow sensor is greater than 0 and the detected value of multiple described electric heating flow sensor be equal to 0 and the detected value of the described combustion heat-flow sensor detected value sum that is greater than multiple described electric heating flow sensor add predetermined value time, described controller judges described combustion hot water end water.
According to one embodiment of present invention, described predetermined value is 2L/MIN.
According to one embodiment of present invention, described hot water conveying pipe is provided with pressure relief safety valve, and the contiguous described electric heating water inlet of described pressure relief safety valve is arranged.
According to one embodiment of present invention, described electric heating hot water outlet pipe is multiple and is connected with described electric heating delivery port respectively, and each described electric heating hot water outlet pipe all has described electric heating hot water water end (W.E.).
According to one embodiment of present invention, described cold water outlet pipe is multiple and is connected with described cold water inlet respectively, and each described cold water outlet pipe all has described cold water water end (W.E.).
According to one embodiment of present invention, the electric complementary hot-water system of described combustion also comprises: fire hot lavatory basin, and the hot lavatory basin of described combustion is connected with a described cold water water end (W.E.) with described combustion hot water water end (W.E.) respectively; Multiple electric heating lavatory basin, each described electric heating lavatory basin respectively electric heating hot water water end (W.E.) described with is connected with a described cold water water end (W.E.); Multiple gondola water faucet, each described gondola water faucet respectively electric heating hot water water end (W.E.) described with is connected with a described cold water water side.
Embodiment according to a second aspect of the invention proposes a kind of control method of firing electric complementary hot-water system, the electric heater that described burning-point complementary hot-water system comprises gas heater and is connected with described gas heater, described control method comprises: detect the water yield of described gas heater and the water yield of described electric heater; Only when the water yield of described gas heater is greater than 0 and the water yield of described electric heater equal 0 and the water yield of the described gas heater water yield that is greater than described electric heater add predetermined value time, judge the combustion hot water end water of described gas heater.
Control method according to the combustion electricity complementary hot-water system of the embodiment of the present invention can eliminate the erroneous judgement caused because of the error of flow sensor.
According to one embodiment of present invention, described electric heater is multiple, detect the water yield of multiple described electric heater respectively, only when the water yield of described gas heater is greater than 0 and the water yield of multiple described electric heater be equal to 0 and the water yield of the described gas heater water yield sum that is greater than multiple described electric heater add predetermined value time, judge the combustion hot water end water of described gas heater.
According to one embodiment of present invention, described predetermined value is 2L/MIN.
Accompanying drawing explanation
Fig. 1 is the structural representation of the combustion electricity complementary hot-water system according to the embodiment of the present invention.
Fig. 2 is the flow chart of the control method according to the electric complementary hot-water system of the combustion of the embodiment of the present invention.
Reference numeral: fire electric complementary hot-water system 1, water source 2, gas heater 10, fire hot water inlet 11, fire hot water outlet 12, cold water inlet 20, cold water outlet pipe 30, cold water water end (W.E.) 31, electric heater 40, electric heating water inlet 42, electric heating delivery port 43, hot water conveying pipe 50, electric heating hot water outlet pipe 60, electric heating hot water water end (W.E.) 61, pressure relief safety valve 70, fire hot hot water outlet pipe 80, fire hot water water end (W.E.) 81, fire hot lavatory basin 90, electric heating lavatory basin 100, gondola water faucet 110.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings combustion electricity complementary hot-water system 1 according to the embodiment of the present invention is described.
As shown in Figure 1, comprise gas heater 10, cold water inlet 20, cold water outlet pipe 30, electric heater 40, hot water conveying pipe 50, electric heating hot water outlet pipe 60 according to the combustion electricity complementary hot-water system 1 of the embodiment of the present invention, fire hot hot water outlet pipe 80 and controller (not shown).
Gas heater 10 has the hot water inlet 11 of combustion and combustion hot water outlet 12, fires hot water inlet 11 and is connected with water source 2 by cold water inlet 20, and combustion hot water outlet 12 place is provided with combustion heat-flow sensor (not shown).Cold water outlet pipe 30 is connected with cold water inlet 20, and cold water outlet pipe 30 has cold water water end (W.E.) 31.Electric heater 40 has electric heating water inlet 42 and electric heating delivery port 43, and electric heating water inlet 42 is connected with combustion hot water outlet 12 by hot water conveying pipe 50, and electric heating delivery port 43 place is provided with electric heating flow sensor (not shown).Fire hot hot water outlet pipe 80 to be connected with hot water conveying pipe 50, and fire hot hot water outlet pipe 80 there is combustion hot water water end (W.E.) 81.Electric heating hot water outlet pipe 60 is connected with electric heating delivery port 43, and electric heating hot water outlet pipe 60 has electric heating hot water water end (W.E.) 61.Described controller respectively with gas heater 10, described combustion heat-flow sensor, electric heater 40 and the communication of described electric heating flow sensor.
Below with reference to the accompanying drawings the control method of the combustion electricity complementary hot-water system 1 according to the embodiment of the present invention is described.
As shown in Figure 2, detected the water yield of gas heater 10 by described combustion heat-flow sensor, detected the water yield of electric heater 40 by described electric heating flow sensor.
When the water yield of electric heater 40 is 0, water yield as gas heater 10 is also 0, then described controller judges electric heating hot water water end (W.E.) 61 and all useless water of combustion hot water water end (W.E.) 81, water yield as gas heater 10 is greater than 0, then described controller judges that only firing hot water water end (W.E.) 81 uses water.
When the water yield of electric heater 40 is greater than 0, the water yield that water yield as gas heater 10 is greater than electric heater 40 adds predetermined value, described controller judges that electric heating hot water water end (W.E.) 61 and combustion hot water water end (W.E.) 81 use water simultaneously, the water yield that water yield as gas heater 10 is less than or equal to electric heater 40 adds predetermined value, and described controller judges that only electric heating hot water water end (W.E.) 61 uses water.
That described predetermined value can set according to the error of actual flow sensor with it will be appreciated by those skilled in the art that.
According to the combustion of embodiment of the present invention electricity complementary hot-water system 1, by adopting gas heater 10 and electric heater 40 complementation heating, one can be realized and open and namely have hot water, continuously by functions such as the water time are long.And, when the water yield of gas heater 10 is greater than the water yield of electric heater 40, do not judge combustion hot water water end (W.E.) 81 water immediately, but described in the water yield that the water yield of gas heater 10 is greater than electric heater 40 during predetermined value, just judge combustion hot water water end (W.E.) 81 water, flow sensor error can be eliminated thus and the erroneous judgement caused, accurate judgement electric heating end water still fires hot junction water, thus accurately control the output temperature of gas heater 10, without the need to waiting for when realizing electric heating end hot water.Therefore, the combustion electricity complementary hot-water system 1 according to the embodiment of the present invention can eliminate the erroneous judgement caused because of the error of flow sensor, accurately judges that hot water water level is put, thus precisely controls the output temperature of gas heater, realize rapid hot water output.
Below with reference to the accompanying drawings combustion electricity complementary hot-water system 1 according to the specific embodiment of the invention is described.
In specific embodiments more of the present invention, as depicted in figs. 1 and 2, comprise gas heater 10, cold water inlet 20, cold water outlet pipe 30, electric heater 40, hot water conveying pipe 50, electric heating hot water outlet pipe 60 according to the combustion electricity complementary hot-water system 1 of the embodiment of the present invention, fire hot hot water outlet pipe 80 and controller.
Alternatively, by experiment and the error of flow sensor and actual used water situation integration analyze, the flow error that flow sensor detects can not be greater than 2L/MIN, therefore, described predetermined value can get 2L/MIN, to eliminate the erroneous judgement caused because of the error of flow sensor.
In concrete examples more of the present invention, as shown in Figure 1, electric heater 40 is that electric heating delivery port 43 place of multiple and each electric heater 40 is respectively equipped with described electric heating flow sensor.The electric heating water inlet 42 of each electric heater 40 is connected with combustion hot water outlet 12 respectively by hot water conveying pipe 50, and the electric heating delivery port 43 of each electric heater 40 is connected to electric heating hot water outlet pipe 60.
Only when following two kinds of situations, described controller judges combustion hot water water end (W.E.) 81 water:
One, the detected value of described combustion heat-flow sensor be greater than 0 and the detected value of multiple described electric heating flow sensor is equal to 0 time;
Two, when the detected value sum that the detected value of described combustion heat-flow sensor is greater than multiple described electric heating flow sensor adds predetermined value.
By arranging multiple electric heater 40, to multiple water spot supplying hot water, and the accuracy by water spot position judgment can be ensured.
As shown in Figure 1, in order to improve the safety and stability of electric heater 40, hot water conveying pipe 50 is provided with pressure relief safety valve 70, and the contiguous electric heating water inlet 42 of pressure relief safety valve 70 is arranged, when electric heater 40 superpressure by pressure relief safety valve 70 pressure release.
In specific embodiments more of the present invention, electric heating hot water outlet pipe 60 is multiple and is connected with electric heating delivery port 43 respectively, and each electric heating hot water outlet pipe 60 all has electric heating hot water water end (W.E.) 61.Cold water outlet pipe 30 is multiple and is connected with cold water inlet 20 respectively, and each cold water outlet pipe 30 all has cold water water end (W.E.) 31.Multiple cold water outlet pipe 30 and multiple electric heating hot water outlet pipe 60 can be utilized thus to supply water to multiple water spot.
Alternatively, as shown in Figure 1, conveniently each water spot water, fires electric complementary hot-water system 1 and also comprises combustion hot lavatory basin 90, multiple electric heating lavatory basin 100 and multiple gondola water faucet 110.
Fire hot lavatory basin 90 to be connected with a cold water water end (W.E.) 31 with combustion hot water water end (W.E.) 81 respectively.Each electric heating lavatory basin 100 is connected with a cold water water end (W.E.) 31 with an electric heating hot water water end (W.E.) 61 respectively.Each gondola water faucet 110 is connected with a cold water water end (W.E.) 31 with an electric heating hot water water end (W.E.) 61 respectively.
To form according to other of the combustion of embodiment of the present invention electricity complementary hot-water system 1 and operation is all known for those of ordinary skills, be not described in detail here.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this description or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. fire an electric complementary hot-water system, it is characterized in that, comprising:
Gas heater, described gas heater has the hot water inlet of combustion and combustion hot water outlet, and the hot water inlet of described combustion is connected with water source by cold water inlet, and described combustion hot water outlet place is provided with combustion heat-flow sensor;
Cold water outlet pipe, described cold water outlet pipe is connected with described cold water inlet, and described cold water outlet pipe has cold water water end (W.E.);
Electric heater, described electric heater has electric heating water inlet and electric heating delivery port, and described electric heating water inlet is connected with described combustion hot water outlet by hot water conveying pipe, and described electric heating water outlet is provided with electric heating flow sensor;
Fire hot hot water outlet pipe, described combustion hot hot water outlet pipe be connected with described hot water conveying pipe, and the hot hot water outlet pipe of described combustion has combustion hot water water end (W.E.);
Electric heating hot water outlet pipe, described electric heating hot water outlet pipe is connected with described electric heating delivery port, and described electric heating hot water outlet pipe has electric heating hot water water end (W.E.);
Controller, described controller respectively with described gas heater, described combustion heat-flow sensor, described electric heater and the communication of described electric heating flow sensor, only when the detected value of described combustion heat-flow sensor is greater than 0 and the detected value of described electric heating flow sensor equal 0 and the detected value of the described combustion heat-flow sensor detected value that is greater than described electric heating flow sensor add predetermined value time, described controller judges described combustion hot water end water.
2. the electric complementary hot-water system of combustion according to claim 1, it is characterized in that, described electrothermal heater is that the electric heating water outlet of multiple and each described electrothermal heater is respectively equipped with described electric heating flow sensor, the electric heating water inlet of each described electric heater to be connected with described combustion hot water outlet respectively by described hot water conveying pipe and electric heating delivery port is connected to described electric heating hot water outlet pipe, only when the detected value of described combustion heat-flow sensor is greater than 0 and the detected value of multiple described electric heating flow sensor be equal to 0 and the detected value of the described combustion heat-flow sensor detected value sum that is greater than multiple described electric heating flow sensor add predetermined value time, described controller judges described combustion hot water end water.
3. the electric complementary hot-water system of combustion according to claim 1 and 2, is characterized in that, described predetermined value is 2L/MIN.
4. the electric complementary hot-water system of combustion according to claim 1, is characterized in that, described hot water conveying pipe is provided with pressure relief safety valve, and the contiguous described electric heating water inlet of described pressure relief safety valve is arranged.
5. the electric complementary hot-water system of combustion according to claim 1, is characterized in that, described electric heating hot water outlet pipe is multiple and is connected with described electric heating delivery port respectively, and each described electric heating hot water outlet pipe all has described electric heating hot water water end (W.E.).
6. the electric complementary hot-water system of combustion according to claim 5, is characterized in that, described cold water outlet pipe is multiple and is connected with described cold water inlet respectively, and each described cold water outlet pipe all has described cold water water end (W.E.).
7. the electric complementary hot-water system of combustion according to claim 6, is characterized in that, also comprise:
Fire hot lavatory basin, the hot lavatory basin of described combustion is connected with a described cold water water end (W.E.) with described combustion hot water water end (W.E.) respectively;
Multiple electric heating lavatory basin, each described electric heating lavatory basin respectively electric heating hot water water end (W.E.) described with is connected with a described cold water water end (W.E.);
Multiple gondola water faucet, each described gondola water faucet respectively electric heating hot water water end (W.E.) described with is connected with a described cold water water side.
8. fire a control method for electric complementary hot-water system, it is characterized in that, the electric heater that described burning-point complementary hot-water system comprises gas heater and is connected with described gas heater, described control method comprises:
Detect the water yield of described gas heater and the water yield of described electric heater;
Only when the water yield of described gas heater is greater than 0 and the water yield of described electric heater equal 0 and the water yield of the described gas heater water yield that is greater than described electric heater add predetermined value time, judge the combustion hot water end water of described gas heater.
9. the control method of the electric complementary hot-water system of combustion according to claim 8, it is characterized in that, described electric heater is multiple, detect the water yield of multiple described electric heater respectively, only when the water yield of described gas heater is greater than 0 and the water yield of multiple described electric heater be equal to 0 and the water yield of the described gas heater water yield sum that is greater than multiple described electric heater add predetermined value time, judge the combustion hot water end water of described gas heater.
10. according to claim 8 or claim 9 combustion electricity complementary hot-water system control method, it is characterized in that, described predetermined value is 2L/MIN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510251196.6A CN104848551B (en) | 2015-05-15 | 2015-05-15 | Fire electric complementary hot-water system and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510251196.6A CN104848551B (en) | 2015-05-15 | 2015-05-15 | Fire electric complementary hot-water system and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104848551A true CN104848551A (en) | 2015-08-19 |
| CN104848551B CN104848551B (en) | 2017-11-14 |
Family
ID=53848393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510251196.6A Active CN104848551B (en) | 2015-05-15 | 2015-05-15 | Fire electric complementary hot-water system and its control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104848551B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2728856A1 (en) * | 1976-06-29 | 1978-01-05 | Chaffoteaux Et Maury | WATER HEATER |
| WO2007109829A1 (en) * | 2006-03-24 | 2007-10-04 | Rheem Australia Pty Limited | Dual heater, on demand water heating unit |
| US20130051777A1 (en) * | 2011-08-31 | 2013-02-28 | Joseph Mark Brian | Self-programming water heater |
| CN203824042U (en) * | 2014-04-28 | 2014-09-10 | 芜湖美的厨卫电器制造有限公司 | Hot water system |
| CN204153956U (en) * | 2014-09-11 | 2015-02-11 | 芜湖美的厨卫电器制造有限公司 | Hot water apparatus |
| CN104482657A (en) * | 2014-12-01 | 2015-04-01 | 芜湖美的厨卫电器制造有限公司 | Hot-water system and control method thereof |
-
2015
- 2015-05-15 CN CN201510251196.6A patent/CN104848551B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2728856A1 (en) * | 1976-06-29 | 1978-01-05 | Chaffoteaux Et Maury | WATER HEATER |
| WO2007109829A1 (en) * | 2006-03-24 | 2007-10-04 | Rheem Australia Pty Limited | Dual heater, on demand water heating unit |
| US20130051777A1 (en) * | 2011-08-31 | 2013-02-28 | Joseph Mark Brian | Self-programming water heater |
| CN203824042U (en) * | 2014-04-28 | 2014-09-10 | 芜湖美的厨卫电器制造有限公司 | Hot water system |
| CN204153956U (en) * | 2014-09-11 | 2015-02-11 | 芜湖美的厨卫电器制造有限公司 | Hot water apparatus |
| CN104482657A (en) * | 2014-12-01 | 2015-04-01 | 芜湖美的厨卫电器制造有限公司 | Hot-water system and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104848551B (en) | 2017-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108679848B (en) | Water flow property judgment method of hot water supply device and gas heating water heater | |
| CN104676879A (en) | Electric water heater, ignition point complementation water heating system and control method thereof | |
| CN205102377U (en) | Fire electric heat water system | |
| CN104214960A (en) | High-temperature sterilizing method of water supplying system | |
| CN104896762B (en) | Fire the flow control methods of electric complementary hot-water system | |
| CN104236102A (en) | Water supply system | |
| CN104214961A (en) | Control method for water supply system | |
| CN104879909A (en) | Gas water heater | |
| CN205102381U (en) | Gas water heater | |
| CN105091329B (en) | The control method of heat pump hot-water system and heat pump hot-water system | |
| CN104214955B (en) | Control method for water supply system | |
| CN104791991A (en) | Gas water heater and control method thereof | |
| CN104676728A (en) | Complementary gas and electric water heating system and control method for same | |
| CN104236112A (en) | Method for controlling water supply system | |
| CN104676892A (en) | Electric water heater, ignition point complementation water heating system and control method thereof | |
| CN105042869B (en) | Fire the temprature control method of electric complementary hot-water system | |
| CN204902203U (en) | Gas water heater | |
| CN104236113A (en) | Method for controlling water supply system | |
| CN204240603U (en) | Fire an electric water heater body | |
| CN104930694A (en) | Gas and electricity complementary water heating system | |
| CN104848551A (en) | Combustion electric complementary hot water system and control method thereof | |
| CN203987654U (en) | Water heating device and water dispenser with same | |
| CN203785252U (en) | Circulation type heat-pump water heater | |
| CN105193275A (en) | Water heating device, control method thereof and water dispenser | |
| CN204438317U (en) | Fire the heating tube temperature Control Component of electric complementary hot-water system and electric heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230306 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |
|
| TR01 | Transfer of patent right |