CN105020898A - Water heater achieving hot water cruising function and automatic heating temperature setting method - Google Patents
Water heater achieving hot water cruising function and automatic heating temperature setting method Download PDFInfo
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- CN105020898A CN105020898A CN201410180633.5A CN201410180633A CN105020898A CN 105020898 A CN105020898 A CN 105020898A CN 201410180633 A CN201410180633 A CN 201410180633A CN 105020898 A CN105020898 A CN 105020898A
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Abstract
The invention provides a water heater achieving a hot water cruising function and an automatic heating temperature setting method. The water inlet end of the water heater is provided with a temperature sensor and a flow sensor. A thermostatic valve and a flow sensor are arranged at the blending position between a water outlet pipe and a cold water pipe of the water heater. The sensors and the thermostatic valve are electrically connected with an information processor in the water heater. A cruising function key of the water heater is electrically connected with the information processor. According to the automatic heating temperature setting method, the cruising function is selected, and the water inflow of the water heater and the temperature of mixed water used by a user for a bath are detected; the amount of the mixed water used by the user for a bath this time and the water inlet temperature of the water heater are detected and recorded, and the stored amount of mixed water used by the user for baths and the stored water inlet temperatures of the water heater are called for calculating the automatic heating temperature of the water heater; and the information processor operates the obtained four pieces of data of the water inlet amount of the water heater, the temperatures of mixed water used by the user for baths, the amount of mixed water adopted by the user for baths and the water inlet temperature of the water heater to obtain the needed automatic heating temperature of the water heater and then automatically sets the heating temperature, wherein the amount of mixed water used for baths and the water inlet temperatures of the water heater are required in the process of calculating the automatic heating temperature of the water heater.
Description
Technical field
The present invention relates to a kind of method of water heater and setting heating-up temperature, the method for especially a kind of water heater with hot water cruise function and automatically setting heating-up temperature, belongs to field of water heaters.
Background technology
User does not often know oneself to have a bath to need how much hot water when using electric heater, just according to water heater Default Value, each heating is a temperature determined all, such as 75 DEG C, 55 DEG C etc., then substantially initiatively can not go in every day use process to change design temperature, cause water heater on the one hand to run at high operating temperatures for a long time, accelerate the degree of aging of parts, the waste that hot water can be caused unnecessary on the other hand, do not use because heated, heat always can slowly scatter and disappear.
Also the similar scheme had in the market is middle temperature heat insulation function, or reservation function.Wherein, warm heat insulation function is that to set heating-up temperature automatically by software be 45 DEG C, is all heated to 45 DEG C after user selects this pattern at every turn.But the temperature of middle temperature heat insulation function setting is static, so will there is winter water temperature too low, the heat hot water yield is inadequate, summer, water temperature was higher, may not need to be heated to so high temperature, thus cause waste and inconvenience, affect the service life of water heater simultaneously.
Be exactly reservation function in addition, user is by the time of input plan bathing, and also have temperature, systematic memory, is heated to design temperature when setting-up time arrives.Reservation function mainly solves the problem of user's bathing time in fact, do not heat in without water heater as far as possible, but what user was corresponding sets heating-up temperature as how much degree is suitable on earth in order to meet bathing, and user is ignorant, therefore can bring inconvenience and waste equally.
In view of this special proposition the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, a kind of method of water heater with hot water cruise function and setting heating-up temperature is automatically provided, water heater can set heating-up temperature automatically according to the bathing temperature of user's setting, avoids waste.
For solving the problems of the technologies described above, the present invention adopts the basic conception of technical scheme to be:
A kind of water heater with hot water cruise function, temperature sensor and flow sensor is provided with at water feeding of heater end, thermostatic valve and flow sensor is provided with cold water pipe mixing place at water heater outlet, described temperature sensor, flow sensor and thermostatic valve are all electrically connected with the message handler of water heater inside, water heater is provided with cruise function key, and cruise function key is electrically connected with the message handler of water heater inside.
Further, the cruise function key on water heater can be multiple key multiple different water heater Automatic-heating temperature of corresponding control respectively, also can be a key and is supported by corresponding software and realize the multiple different water heater Automatic-heating temperature of corresponding control.
Water heater sets the method for heating-up temperature automatically, it is characterized in that: detect water feeding of heater amount, detect and record water feeding of heater temperature, detect user's bathing mixing water temperature, detect and record this user's bathing mixing water water yield, and transfer storage as the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature and water feeding of heater temperature data, by water heater internal information processor to obtained water feeding of heater amount, user's bathing mixing water temperature, as user's bathing the mixing water water yield and water feeding of heater temperature four data of calculating needed for water heater Automatic-heating temperature, automatically this temperature is set according to after the water heater Automatic-heating temperature that following relational calculus obtains needed for user:
The heat sum of cold water in the heat of water outlet of water heater and user's bathing mixing water is equaled according to the heat of user's bathing mixing water, and the water yield of user's bathing mixing water equals the water yield sum of cold water in the water yield of water outlet of water heater and user's bathing mixing water, that is:
Q
mixing water=Q
cold water+ Q
hot water,
M
mixing water=M
cold water+ M
hot water,
And according to formula Q=CM Δ t, known:
Q
cold water=C × M
cold water× T
cold water,
Q
hot water=C × M
hot water× T
hot water,
Q
mixing water=C × M
mixing water× T
mixing water,
Wherein, Q
cold waterrefer to the heat of cold water in user's bathing mixing water, Q
hot waterrefer to the heat of water outlet of water heater, Q
mixing waterrefer to the heat of user's bathing mixing water, M
cold waterrefer to the cold water water yield in user's bathing mixing water, M
hot waterrefer to the water outlet of water heater water yield, M
mixing waterrefer to user's bathing mixing water water yield, T
cold waterrefer to cold water temperature in user's bathing mixing water, T
hot waterrefer to outlet water temperature of water heater, T
mixing waterrefer to user's bathing mixing water temperature,
Following equalities is obtained according to above-mentioned equation:
M
mixing water× T
mixing water=(M
mixing water-M
hot water) × T
cold water+ M
hot water× T
hot water,
Thus the heating-up temperature that acquisition outlet water temperature of water heater instant heating hydrophone need set.
Further, the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature carries out the dynamic corrections continued, user's bathing mixing water water yield when detecting and record each bathing in some cycles, averages and records as the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature and store; Detect user's bathing mixing water water yield during each bathing in some cycles subsequently again, the mean value of user's bathing mixing water water yield when averaging and replace each bathing in the last cycle, stores as the user's bathing mixing water water yield needed for revised calculating water heater Automatic-heating temperature; Continue this step.
Further, when using first, user's bathing mixing water water yield needed for water heater Automatic-heating temperature can be calculated by sets itself.
Further, detect and the water feeding of heater temperature recorded as during water feeding of heater temperature employing bathing last time calculated needed for water heater Automatic-heating temperature.
Further, when using first, as the water feeding of heater temperature that the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature adopts this to detect.
Further, water feeding of heater temperature gets the transient temperature that bath water closes the front a certain moment.
Further, water feeding of heater temperature gets the transient temperature that bath water closes last minute.
Further, detect user's bathing mixing water temperature to be realized by the temperature detected set by thermostatic valve.
Further, when determining outlet water temperature of water heater, consider the hot water delivery rate of water heater, outlet water temperature of water heater={ hot water delivery rate × heating-up temperature+water feeding of heater amount × (hot water delivery rate of 1-the water heater) × water feeding of heater temperature of water feeding of heater amount × water heater } ÷ refers to the water outlet of water heater water yield.
Further, when determining the water outlet of water heater water yield, consider hot water delivery rate and the water heater volume of water heater, the water outlet of water heater water yield is the product of water heater volume and hot water delivery rate.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
A kind of water heater with hot water cruise function of the present invention, by establishing temperature sensor and flow sensor at water feeding of heater end, gathering and storing water feeding of heater temperature, gathers water feeding of heater amount, obtains water outlet of water heater amount by inflow; By establishing thermostatic valve and flow sensor at water heater outlet with cold water pipe mixing place, gather the temperature of user's bathing mixing water, gather and store user's bathing mixing water water yield, the message handler of water heater inside processes data, and then calculates water heater Automatic-heating temperature when obtaining user's bathing and store setting.Water heater is established cruise function key, by selecting cruise function, automatically can heat according to the temperature stored when next bathing, user's needs can be met, can not waste be caused again.
Water heater of the present invention sets the method for heating-up temperature automatically, by water heater internal processor, logical operation is carried out to the water feeding of heater temperature got and inflow, user's bathing mixing water temperature and user's bathing mixing water water yield data, after obtaining the water heater Automatic-heating temperature needed for user, automatically set this temperature.By automatically calculating and setting heating-up temperature, make water heater more intelligent, thus the needs of user can be met more intelligently, bath water needs can be met, can not waste be caused again.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of water heater with hot water cruise function of the present invention.
1, water heater 2, temperature sensor 3, flow sensor 4, thermostatic valve 5, shower nozzle 6, flow sensor.
Detailed description of the invention
Embodiment one
As shown in Figure 1, a kind of water heater with hot water cruise function of the present invention, temperature sensor 2 is provided with and flow sensor 3 detects inflow temperature and inflow at the water inlet end of water heater 1, be provided with thermostatic valve 4 and flow sensor 6 controls, detects bathing mixing water temperature and user's bathing mixing water water yield in water heater outlet and cold water pipe mixing place, described temperature sensor, flow sensor and thermostatic valve are all electrically connected with the message handler of water heater inside.Water adjusting valve is provided with, in order to control shower nozzle water flow switch between thermostatic valve and shower nozzle 5.
In the present embodiment, separative thermostatic valve 4 and flow sensor 6 two devices detected temperatures and inflow is respectively established in water heater outlet and cold water pipe mixing place, in other embodiments, a thermostatic valve device with flow detection function also can be adopted to have carried out the detection of two kinds of data.
Water heater is provided with cruise function key, and cruise function key is electrically connected with the message handler of water heater inside.
Cruise function key on water heater can be multiple key multiple different water heater Automatic-heating temperature of corresponding control respectively, also can be a key and is supported by corresponding software and realize the multiple different water heater Automatic-heating temperature of corresponding control.
User is when bathing, and select heating cruise function by cruise function key, water heater the bathing mixing water water yield corresponding to each user can set heating-up temperature automatically.When multiple user uses same water heater jointly, different cruise function keys can be selected to obtain oneself water heater Automatic-heating temperature corresponding, use to facilitate it.
When only having a cruise function key and supported by corresponding software and realize the multiple different water heater Automatic-heating temperature of corresponding control, multiple user can obtain the water heater Automatic-heating temperature of correspondence oneself by the operation of this cruise function key.
A kind of water heater with hot water cruise function of the present invention, by establishing temperature sensor and flow sensor at water feeding of heater end, gathering and storing water feeding of heater temperature, gathers water feeding of heater amount, obtains water outlet of water heater amount by inflow; By establishing thermostatic valve and flow sensor at water heater outlet with cold water pipe mixing place, gather the temperature of user's bathing mixing water, gather and store user's bathing mixing water water yield, the message handler of water heater inside processes data, and then calculates water heater Automatic-heating temperature when obtaining user's bathing and store setting.Water heater is established cruise function key, by selecting cruise function, automatically can heat according to the temperature stored when next bathing, user's needs can be met, can not waste be caused again.
Embodiment two
The present embodiment adopts the water heater in embodiment one, implements this method thereon.
Water heater sets the method for heating-up temperature automatically, comprises the following steps:
Detected by the temperature sensor being arranged on water feeding of heater end and record this water feeding of heater temperature, inflow is detected by the flow sensor being arranged on water feeding of heater end, by the thermostatic valve that arranges in water heater outlet and cold water pipe mixing place and flow sensor, detect user's bathing mixing water temperature and detection and record this user's bathing mixing water water yield.And transfer storage as the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature and water feeding of heater temperature data, by water heater internal information processor to obtained water feeding of heater amount, user's bathing mixing water temperature, as user's bathing the mixing water water yield and water feeding of heater temperature four data of calculating needed for water heater Automatic-heating temperature, automatically set this temperature according to after the water heater Automatic-heating temperature that following relational calculus obtains needed for user.
Be used as a known quantity and carry out computing due to user's bathing mixing water water yield need be used thus obtain the water heater Automatic-heating temperature needed for user, therefore, need to detect and record user's bathing mixing water water yield during each bathing.User's bathing mixing water water yield when detecting and record each bathing in some cycles, averages and records as the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature and store; But each bathing hourly water consumption has fluctuation, therefore, in order to calculate data more accurately, the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature carries out the dynamic corrections continued, detect user's bathing mixing water water yield during each bathing in some cycles subsequently again, the mean value of user's bathing mixing water water yield when averaging and replace each bathing in the last cycle, stores as the user's bathing mixing water water yield needed for revised calculating water heater Automatic-heating temperature; Continue this step.The average water yield data constantly obtained in the new cycle are replaced, to obtaining result of calculation more accurately the average water yield data in the last cycle.In the present embodiment, this cycle was 1 week.
When bathing first, due to the user's bathing mixing water water yield data before cannot obtaining, user can calculate user's bathing mixing water water yield needed for water heater Automatic-heating temperature by sets itself.
Adopt during bathing last time as the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature and detect and the water feeding of heater temperature recorded.When using first, as the water feeding of heater temperature that the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature adopts this to detect.
In indoor temperature and safety valve, let out the impact caused, make calculating more accurate, water feeding of heater temperature gets the transient temperature of closing a certain moment before bath water.In the present embodiment, water feeding of heater temperature is got and is closed the bath water transient temperature of last minute.
The flow sensor being arranged at water feeding of heater end associates with temperature sensor and arranges, when water feeding of heater end has current to flow through, time flow sensor collects data, then temperature sensor carries out temperature data acquisition work, when water inlet end does not have current, flow sensor do not collect data then temperature sensor also do not carry out temperature data acquisition work.Therefore, close at water heater, water inlet end do not intake, temperature sensor is not when carrying out data acquisition, get the water feeding of heater temperature detected when falling back one minute as the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature.
The heat of user's bathing mixing water equals the heat sum of cold water in the heat of water outlet of water heater and user's bathing mixing water, that is: Q
mixing water=Q
cold water+ Q
hot water,
And according to formula Q=CM Δ t, known:
Q
cold water=C × M
cold water× T
cold water,
Q
hot water=C × M
hot water× T
hot water,
Q
mixing water=C × M
mixing water× T
mixing water,
Wherein, Q
cold waterrefer to the heat of cold water in user's bathing mixing water, Q
hot waterrefer to the heat of water outlet of water heater, Q
mixing waterrefer to the heat of user's bathing mixing water, M
cold waterrefer to the cold water water yield in user's bathing mixing water, M
hot waterrefer to the water outlet of water heater water yield, M
mixing waterrefer to user's bathing mixing water water yield, T
cold waterrefer to cold water temperature in user's bathing mixing water, T
hot waterrefer to outlet water temperature of water heater, T
mixing waterrefer to user's bathing mixing water temperature.
Following equalities is obtained according to above-mentioned equation:
C × M
mixing water× T
mixing water=C × M
cold water× T
cold water+ C × M
hot water× T
hot water,
Equation is obtained after simplification:
M
mixing water× T
mixing water=M
cold water× T
cold water+ M
hot water× T
hot water.(1)
User's bathing mixing water is obtained because water outlet of water heater brings out the cold water mix flow in thermostatic valve in next hot water and cold water pipe, the water yield of user's bathing mixing water equals the water yield sum of the cold water come from cold water pipe in the water yield of water outlet of water heater and user's bathing mixing water, i.e. M
mixing water=M
cold water+ M
hot water, (2)
Equation is obtained according to equation (1) (2):
M
mixing water× T
mixing water=(M
mixing water-M
hot water) × T
cold water+ M
hot water× T
hot water(3)
In equation (3), user's bathing mixing water water yield M
mixing waterafter also being recorded by user's bathing mixing water water yield when detecting each bathing, the mean value got in some cycles obtains.
Because water heater is closed, it is equal with water inlet end inflow that water outlet of water heater brings out the water yield, therefore can obtain water outlet of water heater water yield M by the inflow of flow sensor measurement water feeding of heater end
hot water.
User's bathing mixing temperature T of cold and hot mixing water
mixing watercan be determined by user.User's bathing mixing water temperature can by controlling at the thermostatic valve of water heater outlet and cold water pipe mixing place or temperature sensor, obtain.In the present embodiment, thermostatic valve is set herein, determines user's bathing mixing water temperature T by the temperature detected set by thermostatic valve
mixing water.
The cold water entering water heater due to the cold water and water feeding of heater end that flow to thermostatic valve in cold water pipe is same temperature, the inflow temperature of water feeding of heater end is obtained by the temperature sensor being located at water feeding of heater end, therefore, cold water temperature T in user's bathing mixing water
cold waterfor the temperature data that the temperature sensor being located at water feeding of heater end obtains, namely get the aforementioned water feeding of heater temperature as calculating needed for water heater Automatic-heating temperature, that is, T
cold waterdetect when getting bathing last time and the water feeding of heater temperature recorded.When using first, as the water feeding of heater temperature that the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature adopts this to detect.
Because interval during twice bathing can't be very long, therefore, water temperature change is little.When interval time is very long, inflow temperature that this water inlet end records can be got as cold water temperature T in user's bathing mixing water
cold water.
In equation (3), only has a unknown-value T
hot water, therefore can be tried to achieve by the operation relation of equation (3) each data obtained by the message handler of water heater inside.In the present embodiment, due to outlet water temperature of water heater T
hot wateridentical with water heater heating-up temperature, therefore, the water heater Automatic-heating temperature needed for user can be obtained, after user uses cruise function, automatically set this temperature by the message handler of water heater inside.Thus comparatively accurately automatically can determine the heating-up temperature of the water heater needed for user, realize water heater heating and can meet user's bathing needs, do not waste again.
Embodiment three
The present embodiment, on the basis of embodiment two, further considers the hot water delivery rate of water heater, obtains the heating-up temperature of water heater more accurately.The hot water delivery rate of water heater is a known numerical value.
Because water heater is closed, it is equal with water inlet end inflow that water outlet of water heater brings out the water yield, therefore can obtain water outlet of water heater water yield M by the inflow of flow sensor measurement water feeding of heater end
hot water.
The hot water being heated to uniform temperature can not all export, and water outlet of water heater brings out the hot water come, and the mixing water of the actual hot water for being heated to uniform temperature and the cold water entered from water feeding of heater end, its temperature was low compared with the hot water temperature of heating original in water heater.Therefore, the hot water come is brought out from water outlet of water heater, its temperature is: { hot water delivery rate × heating-up temperature+water feeding of heater amount × (hot water delivery rate of 1-the water heater) × water feeding of heater temperature of water feeding of heater amount × water heater } ÷ refers to the water outlet of water heater water yield, that is:
Outlet water temperature of water heater: T
hot water={ M
hot water× ρ × T
heating+ M
hot water× (1-ρ) × T
cold water÷ M
hot water(4)
Wherein, ρ is the hot water delivery rate of water heater, T
heatingfor the heating-up temperature of water heater.
Equation (4) is substituted into equation (3), due in equation (3), only has a T
hot watera unknown-value, and in equation (4), only have T
heatinga unknown-value, thus two equation simultaneous computing, can try to achieve the heating-up temperature T of water heater by the message handler computing of water heater inside
heatingand automatically set.
Therefore, the water heater Automatic-heating temperature needed for user can be obtained, after user uses cruise function, automatically set this temperature by the message handler of water heater inside.Thus comparatively accurately automatically can determine the heating-up temperature of the water heater needed for user, realize water heater heating and can meet user's bathing needs, do not waste again.
Embodiment four
The difference of the present embodiment and embodiment two is: when determining the water outlet of water heater water yield, considers hot water delivery rate ρ and water heater volume L, the water outlet of water heater water yield M of water heater
hot waterfor the product of water heater volume L and hot water delivery rate ρ.
Equation (3): M
mixing water× T
mixing water=(M
mixing water-M
hot water) × T
cold water+ M
hot water× T
hot water
Can be deformed into: M
mixing water× T
mixing water=[M
mixing water-(L ×
ρ)] × T
cold water+ (L ×
ρ) × T
hot water.(4)
User's bathing mixing water water yield M
mixing waterafter also being recorded by user's bathing mixing water water yield when detecting each bathing, the mean value got in some cycles obtains.
User's bathing mixing temperature T of cold and hot mixing water
mixing watercan be determined by user.User's bathing mixing water temperature can by controlling at the thermostatic valve of water heater outlet and cold water pipe mixing place or temperature sensor, obtain.In the present embodiment, thermostatic valve is set herein, determines user's bathing mixing water temperature T by the temperature detected set by thermostatic valve
mixing water.
The cold water entering water heater due to the cold water and water feeding of heater end that flow to thermostatic valve in cold water pipe is same temperature, the inflow temperature of water feeding of heater end is obtained by the temperature sensor being located at water feeding of heater end, therefore, cold water temperature T in user's bathing mixing water
cold waterfor the temperature data that the temperature sensor being located at water feeding of heater end obtains, namely get the aforementioned water feeding of heater temperature as calculating needed for water heater Automatic-heating temperature, that is, T
cold waterdetect when getting bathing last time and the water feeding of heater temperature recorded.When using first, as the water feeding of heater temperature that the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature adopts this to detect.
Because water heater volume L is given value, its hot water delivery rate ρ is also given value, therefore, in equation (4), only has a unknown-value T
hot water, therefore can be tried to achieve by the operation relation of equation (4) each data obtained by the message handler of water heater inside.In the present embodiment, due to outlet water temperature of water heater T
hot wateridentical with water heater heating-up temperature, therefore, the water heater Automatic-heating temperature needed for user can be obtained, after user uses cruise function, automatically set this temperature by the message handler of water heater inside.Thus comparatively accurately automatically can determine the heating-up temperature of the water heater needed for user, realize water heater heating and can meet user's bathing needs, do not waste again.
Embodiment in above-described embodiment can combine further or replace; and embodiment is only be described the preferred embodiments of the present invention; not the spirit and scope of the present invention are limited; under the prerequisite not departing from design philosophy of the present invention; the various changes and modifications that in this area, professional and technical personnel makes technical scheme of the present invention, all belong to protection scope of the present invention.
Claims (12)
1. the water heater with hot water cruise function, it is characterized in that: be provided with temperature sensor and flow sensor at water feeding of heater end, thermostatic valve and flow sensor is provided with cold water pipe mixing place at water heater outlet, described temperature sensor, flow sensor and thermostatic valve are all electrically connected with the message handler of water heater inside
Water heater is provided with cruise function key, and cruise function key is electrically connected with the message handler of water heater inside.
2. a kind of water heater with hot water cruise function according to claim 1, it is characterized in that: the cruise function key on water heater can be multiple key multiple different water heater Automatic-heating temperature of corresponding control respectively, also can be a key and is supported by corresponding software and realize the multiple different water heater Automatic-heating temperature of corresponding control.
3. water heater sets the method for heating-up temperature automatically, it is characterized in that: detect water feeding of heater amount, detect and record water feeding of heater temperature, detect user's bathing mixing water temperature, detect and record this user's bathing mixing water water yield, and transfer storage as the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature and water feeding of heater temperature data, by water heater internal information processor to obtained water feeding of heater amount, user's bathing mixing water temperature, as user's bathing the mixing water water yield and water feeding of heater temperature four data of calculating needed for water heater Automatic-heating temperature, automatically this temperature is set according to after the water heater Automatic-heating temperature that following relational calculus obtains needed for user:
The heat sum of cold water in the heat of water outlet of water heater and user's bathing mixing water is equaled according to the heat of user's bathing mixing water, and the water yield of user's bathing mixing water equals the water yield sum of cold water in the water yield of water outlet of water heater and user's bathing mixing water, that is:
Q
mixing water=Q
cold water+ Q
hot water,
M
mixing water=M
cold water+ M
hot water,
And according to formula Q=CM Δ t, known:
Q
cold water=C × M
cold water× T
cold water,
Q
hot water=C × M
hot water× T
hot water,
Q
mixing water=C × M
mixing water× T
mixing water,
Wherein, Q
cold waterrefer to the heat of cold water in user's bathing mixing water, Q
hot waterrefer to the heat of water outlet of water heater, Q
mixing waterrefer to the heat of user's bathing mixing water, M
cold waterrefer to the cold water water yield in user's bathing mixing water, M
hot waterrefer to the water outlet of water heater water yield, M
mixing waterrefer to user's bathing mixing water water yield, T
cold waterrefer to cold water temperature in user's bathing mixing water, T
hot waterrefer to outlet water temperature of water heater, T
mixing waterrefer to user's bathing mixing water temperature,
Following equalities is obtained according to above-mentioned equation:
M
mixing water× T
mixing water=(M
mixing water-M
hot water) × T
cold water+ M
hot water× T
hot water,
Thus the heating-up temperature that acquisition outlet water temperature of water heater instant heating hydrophone need set.
4. water heater according to claim 3 sets the method for heating-up temperature automatically, it is characterized in that: the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature carries out the dynamic corrections continued, user's bathing mixing water water yield when detecting and record each bathing in some cycles, averages and records as the user's bathing mixing water water yield calculated needed for water heater Automatic-heating temperature and store; Detect user's bathing mixing water water yield during each bathing in some cycles subsequently again, the mean value of user's bathing mixing water water yield when averaging and replace each bathing in the last cycle, stores as the user's bathing mixing water water yield needed for revised calculating water heater Automatic-heating temperature; Continue this step.
5. the water heater according to claim 3 or 4 sets the method for heating-up temperature automatically, it is characterized in that: when using first, can calculate user's bathing mixing water water yield needed for water heater Automatic-heating temperature by sets itself.
6. water heater according to claim 3 sets the method for heating-up temperature automatically, it is characterized in that: adopt during bathing last time as the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature and detect and the water feeding of heater temperature recorded.
7. water heater according to claim 3 sets the method for heating-up temperature automatically, it is characterized in that: when using first, as the water feeding of heater temperature that the water feeding of heater temperature calculated needed for water heater Automatic-heating temperature adopts this to detect.
8. water heater according to claim 6 sets the method for heating-up temperature automatically, it is characterized in that: water feeding of heater temperature gets the transient temperature that bath water closes the front a certain moment.
9. water heater according to claim 8 sets the method for heating-up temperature automatically, it is characterized in that: water feeding of heater temperature gets the transient temperature that bath water closes last minute.
10. water heater according to claim 3 sets the method for heating-up temperature automatically, it is characterized in that: detect user's bathing mixing water temperature and realized by the temperature detected set by thermostatic valve.
11. water heaters according to claim 3 set the method for heating-up temperature automatically, it is characterized in that: when determining outlet water temperature of water heater, consider the hot water delivery rate of water heater, outlet water temperature of water heater={ hot water delivery rate × heating-up temperature+water feeding of heater amount × (hot water delivery rate of 1-the water heater) × water feeding of heater temperature of water feeding of heater amount × water heater } ÷ refers to the water outlet of water heater water yield.
12. water heaters according to claim 3 set the method for heating-up temperature automatically, it is characterized in that: when determining the water outlet of water heater water yield, consider hot water delivery rate and the water heater volume of water heater, the water outlet of water heater water yield is the product of water heater volume and hot water delivery rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410180633.5A CN105020898B (en) | 2014-04-30 | 2014-04-30 | A kind of method of water heater with hot water cruise function and automatic setting heating-up temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410180633.5A CN105020898B (en) | 2014-04-30 | 2014-04-30 | A kind of method of water heater with hot water cruise function and automatic setting heating-up temperature |
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| Publication Number | Publication Date |
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| CN105020898A true CN105020898A (en) | 2015-11-04 |
| CN105020898B CN105020898B (en) | 2018-01-12 |
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| CN201410180633.5A Active CN105020898B (en) | 2014-04-30 | 2014-04-30 | A kind of method of water heater with hot water cruise function and automatic setting heating-up temperature |
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| WO2018000911A1 (en) * | 2016-06-27 | 2018-01-04 | 京东方科技集团股份有限公司 | Water heater control device, and water heater and control method thereof |
| CN107918795A (en) * | 2016-10-11 | 2018-04-17 | 青岛经济技术开发区海尔热水器有限公司 | A kind of method and water heater for predicting bathing temperature |
| CN107967010A (en) * | 2016-10-20 | 2018-04-27 | 樱花卫厨（中国）股份有限公司 | Water heater intelligent temperature control system |
| CN108286794A (en) * | 2017-01-09 | 2018-07-17 | 芜湖美的厨卫电器制造有限公司 | Water heater and its control method |
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| CN108759105A (en) * | 2018-06-25 | 2018-11-06 | 桂林航天工业学院 | A kind of control method of electric water heater and water heater |
| CN109519595A (en) * | 2018-10-31 | 2019-03-26 | 北京小米移动软件有限公司 | Determine method, apparatus, medium and the water mixing valve of water mixing valve temperature regulating switch position |
| CN110388754A (en) * | 2019-07-11 | 2019-10-29 | 青岛海尔空调器有限总公司 | Parameter value setting method for water heater |
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Effective date of registration: 20211021 Address after: No. 59, Qinglonghe Road, Huangdao District, Qingdao City, Shandong Province 266000 Patentee after: Qingdao Haier Wisdom Electrical Equipment Co.,Ltd. Patentee after: QINGDAO ECONOMIC & TECHNICAL DEVELOPMENT ZONE HAIER WATER HEATER Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: QINGDAO ECONOMIC & TECHNICAL DEVELOPMENT ZONE HAIER WATER HEATER Co.,Ltd. |