CN104422143B - Liquid heating and its control method - Google Patents

Liquid heating and its control method Download PDF

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Publication number
CN104422143B
CN104422143B CN201310395793.7A CN201310395793A CN104422143B CN 104422143 B CN104422143 B CN 104422143B CN 201310395793 A CN201310395793 A CN 201310395793A CN 104422143 B CN104422143 B CN 104422143B
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heating
liquid
temperature
liquid heating
heater
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CN104422143A (en
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梅小红
尹坤任
朱国军
陈炜杰
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Midea Group Co Ltd
Guangdong Midea Consumer Electric Manufacturing Co Ltd
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Midea Group Co Ltd
Guangdong Midea Consumer Electric Manufacturing Co Ltd
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Abstract

The present invention discloses a kind of control method of liquid heating, comprises the following steps:Obtain target temperature;Control liquid heating is heated;Suspend heating-up temperature point according to corresponding to target temperature obtains liquid heating;When the temperature of liquid in liquid heating reaches pause heating-up temperature point, control liquid heating pause heating;After heater pause heating, judge whether the temperature of liquid in liquid heating reaches target temperature;When the temperature of liquid in liquid heating does not reach target temperature, control liquid heating is with default fixed heating than continuing to heat so that the temperature of liquid reaches target temperature in liquid heating.According to the control method of the present invention, the error between the heating-up temperature of liquid and target temperature can be reduced, more accurately carry out temperature control, in addition, the control method can prevent liquid from spilling.The present invention also discloses a kind of liquid heating.

Description

Liquid heating and its control method
Technical field
The present invention relates to kitchen and bath's technical field of electric appliances, more particularly to a kind of liquid heating, and liquid heating dress The control method put.
Background technology
In the prior art, carried out with electric kettle it is to boil water, for such as 80 DEG C of water of some temperature, no matter the electric heating used The voltage of kettle is much, and whether water is identical, and electric kettle powers off in same temperature spot, thus causes the temperature of actual water Degree is very big with target temperature difference, and temperature control is forbidden, can only be in same voltage, water under the same conditions, for the temperature of water Control it is more accurate.In addition, some electric kettles, in heating, the temperature that temperature sensor detects in electric kettle is with being heated There is the temperature difference in the temperature of water, also, under water, voltage conditions different situations, both temperature difference are even more significantly different, thus make The temperature control for obtaining electric kettle is more inaccurate.
The content of the invention
The purpose of the present invention is intended at least solve one of above-mentioned technical problem to a certain extent.
Therefore, first purpose of the present invention is to propose a kind of control method of liquid heating, liquid heating The control method of device can accurately carry out temperature control, can reduce the heating-up temperature and target temperature of heated liquid Deviation.
Second object of the present invention is to propose a kind of liquid heating.
To reach above-mentioned first purpose, the present invention proposes a kind of control method of liquid heating, the control method Comprise the following steps:Target temperature is obtained, controls the liquid heating to be heated;Institute is obtained according to the target temperature State pause heating-up temperature point corresponding to liquid heating;When the temperature of liquid in the liquid heating reaches the pause Heating-up temperature point, control the liquid heating pause heating;After heater pause heating, the liquid is judged Whether the temperature of liquid reaches the target temperature in body heater;When the temperature of liquid in the liquid heating does not arrive During up to the target temperature, control the liquid heating with default fixed heating than continuing to heat so that the liquid heats The temperature of liquid reaches the target temperature in device.
The control method of liquid heating according to embodiments of the present invention, it is pre- by controlling liquid heating to carry out Heat, it is possible to reduce the error between the detection temperature value and actual value of liquid heating, and then liquid is obtained according to target temperature The corresponding pause heating-up temperature point of body heater, and control the liquid heating pause to add in pause heating-up temperature point Heat, and when the temperature of liquid in liquid heating does not reach target temperature, control liquid heating is fixed with default Heat than continue heat so that in liquid heating liquid temperature reach target temperature, can reduce liquid heating-up temperature with The error of target temperature, more accurately carry out temperature control.
In one embodiment of the invention, after heater pause heating, in addition to:
When the temperature of liquid in the liquid heating reaches the target temperature, the liquid heating is controlled Power-off stops heating.
In another embodiment of the present invention, the liquid heating is controlled to continue to heat with the default fixed ratio that heats Specifically include:S1, control the liquid heating heating preset time;S2, when liquid heating heating is default Between after, control liquid heating pause to heat the preset time;And S3, circulation carry out step S1~S2 so that The temperature of liquid reaches the target temperature in the liquid heating.
In one embodiment of the invention, the control method of aforesaid liquid heater also includes:When the liquid adds When thermal is heated with boiling water shelves, the temperature of liquid reaches the pause heating-up temperature point in the liquid heating When, control the liquid heating with default fixed heating than continue to heat so that in the liquid heating liquid temperature Degree reaches the target temperature.
When liquid heating is heated with boiling water shelves, heated with the default fixed ratio that heats, liquid can be prevented Liquid in body heater is spilt.
To reach above-mentioned second purpose, second aspect of the present invention embodiment proposes a kind of liquid heating, the liquid Heater includes cavity;The setting device of target temperature, the surface for setting device to be located at the cavity are set;For heating Heater;Temperature detector, the temperature detector are used to detect fluid temperature;Controller, the controller respectively with it is described Device, the heater is set to be connected with the temperature detector, the controller controls the heater to be heated, and according to Target temperature obtains pause heating-up temperature point corresponding to heater, when the temperature of liquid in liquid heating reaches pause heating Temperature spot, the heater pause heating is controlled, and after heater pause heating, judge liquid in liquid heating Whether the temperature of body reaches target temperature, and when the temperature of liquid in liquid heating does not reach target temperature, control The heater is with default fixed heating than continuing to heat so that the temperature of liquid reaches target temperature in liquid heating.
Liquid heating according to embodiments of the present invention, heater is controlled to be preheated by controller, it is possible to reduce Error between the detection temperature value and actual value of liquid, and then the pause heating temperature according to corresponding to target temperature obtains heater Point is spent, and in pause heating-up temperature point control heater pause heating, and when the temperature of liquid in liquid heating does not arrive During up to target temperature, control heater is with default fixed heating than continuing heating so that the temperature of liquid arrives in liquid heating Up to target temperature, so as to reduce the error of the heating-up temperature of liquid and target temperature, temperature control is more accurately carried out.
Wherein, the temperature detector can be located at the cavity inside, or the temperature detector can with it is described Liquid contact in cavity.
In one embodiment of the invention, the temperature detector is arranged on the outer wall of the cavity.
In one embodiment of the invention, after the preset time is heated in heater pause, when the liquid When the temperature of liquid reaches the target temperature in body heater, controller controls the heater power-off to stop heating.
In one embodiment of the invention, when the controller is additionally operable to cyclically control the heater heating default Between, after the heater heats preset time, control the heater pause to heat the preset time.
In addition, in one embodiment of the invention, when the liquid heating is heated with boiling water shelves, in institute When stating the temperature of liquid in liquid heating and reaching the pause heating-up temperature point, the controller control the heater with Fixed heating is than continuing heating so that the temperature of liquid reaches the target temperature in the liquid heating.
When liquid heating is heated with boiling water shelves, heated with the default fixed ratio that heats, liquid can be prevented Liquid in body heater is spilt.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments Substantially and it is readily appreciated that, wherein:
Fig. 1 is the flow chart according to the control method of the liquid heating of the embodiment of the present invention;
Fig. 2 is the flow chart according to the control method of the liquid heating of one embodiment of the present of invention;
Fig. 3 is the schematic diagram according to the liquid heating of the embodiment of the present invention;And
Fig. 4 is the schematic diagram according to the liquid heating of one embodiment of the present of invention.
Reference:
Cavity 301, device 302, temperature detector 303 and controller 304 are set.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.For letter Change disclosure of the invention, hereinafter the part and setting of specific examples are described.Certainly, they are only example, and Purpose does not lie in the limitation present invention.In addition, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy It is the relation between itself not indicating discussed various embodiments and/or setting for purposes of simplicity and clarity again.This Outside, the invention provides various specific techniques and material examples, but those of ordinary skill in the art can be appreciated that The applicable property of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can include the first and second features and be formed as the embodiment that directly contacts, other feature shape can also be included Into the embodiment between the first and second features, such first and second feature may not be direct contact.
In the description of the invention, it is necessary to explanation, unless otherwise prescribed and limit, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be mechanical connection or electrical connection or the connection of two element internals, can To be to be joined directly together, can also be indirectly connected by intermediary, for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term.
The control method and liquid of liquid heating proposed according to embodiments of the present invention is described with reference to the accompanying drawings Heater.
Fig. 1 is the flow chart according to the control method of the liquid heating of the embodiment of the present invention.As shown in figure 1, this hair The control method of the liquid heating of bright embodiment comprises the following steps:
S101, obtains target temperature, and control liquid heating is heated.
In liquid heating after electricity, sets target temperature is to set the temperature for needing to heat the liquid to, and is being set After the temperature that sets the goal, control liquid heating is heated, i.e. speech control liquid heating is preheated, and passes through control Liquid heating preheating can reduce the error between the detection temperature value of liquid heating and actual temperature value.Controlling While liquid heating is preheated, into step S102.
S102, suspend heating-up temperature point according to corresponding to target temperature obtains liquid heating.
In one embodiment of the invention, pause heating-up temperature point can be obtained by way of tabling look-up.Specifically, will The one-to-one corresponding table of the empirical value of target temperature pause heating-up temperature point corresponding with liquid heating prestores to be heated with liquid Device, suspend hot spot according to corresponding to target temperature inquires about corresponding table acquisition.
S103, when the temperature of liquid in liquid heating reaches pause heating-up temperature point, control liquid heating is temporary Stop heating.
When the temperature for detecting liquid in liquid heating reaches the pause heating-up temperature point that step S102 is obtained, control Liquid heating pause heating certain time processed, and after liquid heating suspends heating certain time, into step S104.Wherein, certain time can be understood as from the control liquid heating pause heating moment to liquid in liquid heating The temperature stabilization of body or the time for not continuing to rising time.
S104, judges whether the temperature of liquid in liquid heating reaches target temperature.
After step S103 control liquid heating pause preset times, the temperature of liquid in liquid heating is judged Whether degree reaches target temperature, when the temperature of liquid in liquid heating does not reach target temperature, into step S106.It is no Then enter step S105.
S105, power-off stop heating.
When the temperature of liquid in liquid heating reaches target temperature, control liquid heating power-off stops adding Heat, that is, terminate heating process.
S106, control liquid heating is with default fixed heating than continuing to heat so that liquid in liquid heating Temperature reaches target temperature.
In liquid heating after the temperature stabilization of liquid, and judge the Current Temperatures of liquid in liquid heating During miss the mark temperature, then control liquid heating with default fixed heating than continuing heating so that in liquid heating The temperature of liquid reaches target temperature, and liquid heating power-cut time is controlled so as to realize, can reduce liquid Error between the heating-up temperature and target temperature of body.
Wherein, in one embodiment of the invention, as shown in Fig. 2 control liquid heating is with default fixed heating Specifically included than continuing heating:
S1, control liquid heating heating preset time.
Liquid heating heating preset time is controlled such as several seconds such as 5 seconds, and preset time is heated in liquid heating Afterwards, into step S2.
S2, control liquid heating pause heating preset time.
In control liquid heating heating preset time and then control liquid heating pause heating preset time Such as 5 seconds.And circulate and liquid heating is controlled, i.e., into step S3.
S3, circulation carries out step S1~S2 so that the temperature of liquid reaches target temperature in liquid heating.
Repeat step S1~S2, and circulate and carry out until the temperature of liquid reaches target temperature in liquid heating Near.
In practical application, in order to realize the purpose of quick heating liquid, the power of liquid heating is larger, thus can make In pairs after different waters, the liquid of voltage, control liquid heating power-off, fluid temperature is elevated to have a long way to go, and In the control method of the liquid heating of the embodiment of the present invention, before control liquid heating power-off, power is carried out Adjustment, so that after liquid heating stops heating, the elevated temperature difference of liquid is few.Specifically, as long as The temperature of liquid is less than target temperature in liquid heating, then controls liquid heating to be heated, and is filled when liquid heats When putting the temperature arrival pause heating-up temperature point of interior liquid, then liquid heating pause heating certain time is controlled, in liquid In heater after the temperature stabilization of liquid, judge whether to need concurrent heating according to the Current Temperatures of liquid heating, it is necessary to Carrying out concurrent heating can just cause the temperature of liquid in liquid heating to reach in target temperature range, then controls liquid heating dress Put and continue to heat with the default fixed ratio that heats, it is believed that concurrent heating, such as control liquid heating are carried out using Power Regulation mode Device heats preset time, then suspends preheating time, and so circulation is until the temperature of liquid reaches target in liquid heating In temperature range.Wherein, the selection principle for presetting fixed heating ratio is to reduce the detection temperature value of liquid in liquid heating Error between actual temperature value.
In another embodiment of the present invention, when liquid heating is heated with boiling water shelves, heated in liquid When the temperature of liquid reaches pause heating-up temperature point in device, control liquid heating continues to heat with the default fixed ratio that heats So that the temperature of liquid reaches the target temperature in liquid heating.That is, in liquid heating with boiling water shelves When being heated, it is not necessary to control liquid heating pause heating certain time, and wait the temperature stabilization of liquid, in liquid When the temperature of liquid reaches pause heating-up temperature point in heater, directly liquid heating is controlled to be changed into from heating with full power Heated with the default fixed ratio that heats.In practical application, when liquid heating is heated with boiling water shelves, in liquid plus When the temperature of liquid reaches boiling point in thermal, substantial amounts of steam can be produced, liquid and steam can be caused to discharge together, and this hair In the control method of the liquid heating of bright embodiment, when the temperature of liquid reaches boiling point in liquid heating, control Liquid heating is transformed to batch (-type) heating by continuous heating, i.e., by being transformed to heating with full power with default heating than carrying out Heating, liquid is spilt when can be effectively prevented from the temperature arrival boiling point of water in liquid heating.
In summary, the control method of liquid heating according to embodiments of the present invention, by controlling liquid heating dress Put and preheated, it is possible to reduce the error between the detection temperature value and actual value of liquid heating, and then control liquid to add Thermal in pause heating-up temperature point pause heating, and control liquid heating with default fixed heating than continuing to heat so that Fluid temperature reaches target temperature, can reduce the heating-up temperature of liquid and the error of target temperature, more accurately carries out temperature Degree control.In addition, when liquid heating is heated with boiling water shelves, pause heating-up temperature point time control is reached in fluid temperature Liquid heating processed continues to heat with the default fixed ratio that heats, and can effectively prevent the spluttering of liquid.
The liquid heating proposed according to embodiments of the present invention is described with reference to the accompanying drawings.
As shown in figure 3, the liquid heating of the embodiment of the present invention includes cavity 301, heater(Do not indicated in figure), set Put device 302, temperature detector 303 and controller 304.Wherein, heater is used to heat liquid, and heater can be located at cavity 101 bottom such as electric kettle, other positions that can be heated can also be located at.Device 302 is set to be used to set target Temperature, device 302 is set to can be generally located at the surface of cavity 301.Temperature detector 303 is used for the temperature for detecting liquid.Control For device 304 respectively with setting device 302, heater and temperature detector 303 to be connected, controller 304 controls heater to be heated, and Suspend heating-up temperature point according to corresponding to target temperature obtains heater, when the temperature of liquid in liquid heating reaches pause Heating-up temperature point, control heater pause heating, and after heater pause heating, judge liquid in liquid heating Whether temperature reaches target temperature, and when the temperature of liquid in liquid heating does not reach target temperature, control heating Device is with default fixed heating than continuing to heat so that the temperature of liquid reaches target temperature in liquid heating.
Wherein, controller 304 controls heater to be heated with the default fixed ratio that heats it is to be understood that controller 304 Heater heating preset time is cyclically controlled, after heater heats preset time, control heater pause heating is default Time, so repeatedly control heater carries out heating until the temperature of liquid reaches target temperature.
In addition, after controller 304 controls heater pause heating, when the temperature of liquid in liquid heating reaches During target temperature, controller 304 controls heater power-off to stop heating, terminates heating process.
In one embodiment of the invention, temperature detector 303 can be located at the inside of cavity 301 as shown in figure 3, temperature Degree detector 303 directly contacts with the liquid in cavity 301.In another embodiment of the present invention, temperature detector 303 can To be arranged on the outer wall of cavity 301.Specifically, temperature detector 303 can be located at the inside of cavity 101, i.e. temperature detector 303 directly contact with the liquid in cavity 301, directly detect fluid temperature.In addition, temperature detector 303 can be to obtain The temperature of liquid is obtained, for example, temperature detector 303 and the wall of cavity 301(Generally outer wall)Contact, without directly with cavity 301 Interior liquid contact, the temperature by detecting wall obtain the temperature of liquid, equally reach detection temperature indirectly, control fluid temperature Purpose, still, it is necessary to ensure the temperature of the detected position of the outer wall of cavity 301 during temperature by obtaining liquid indirectly, with The temperature of liquid synchronously heats up in cavity 301, and in other words, cavity 301 is detected the temperature of position and fluid temperature and can deposited In the temperature difference, but under the environment such as same water, voltage, there is rational corresponding relation in both temperature, and corresponding relation can be deposited Deviation in preset temperature range.For example, cavity 301 is detected the temperature of position in such as 2 minutes for a period of time per 20S Temperature change be 8 DEG C, accordingly fluid temperature within the time period per 20S temperature change be 5 DEG C, then in this section of period Inner chamber body 301 is detected the temperature of position and fluid temperature has corresponding relation.
In practical application, in order to realize the purpose of quick heating liquid, liquid heating is often controlled with relatively high power Heated, thus the liquid for different waters, voltage can be caused, after control heater power-off, fluid temperature is elevated Have a long way to go, and the liquid heating of the embodiment of the present invention, controller 304 enter power before control heater power-off Row adjustment, so that after heater stops heating, the elevated temperature difference of liquid is few.Specifically, as long as liquid The temperature of liquid is less than target temperature in heater, then controller 304 controls heater to be heated, and works as liquid heating When the temperature of interior liquid reaches pause heating-up temperature point, then heater pause heating, the liquid in liquid heating are controlled After temperature stabilization, controller 304 judges whether to need concurrent heating according to the Current Temperatures of liquid in liquid heating, if needed Carrying out concurrent heating can just cause the temperature of liquid in liquid heating to reach in target temperature range, then controller 304 is controlled Heater processed continues to heat with the default fixed ratio that heats, it is believed that and control heater to be heated using Power Regulation mode, Such as controller 304 controls heater heating preset time, then suspend heating preset time, so circulation is until liquid heating dress The temperature for putting interior liquid is reached in target temperature range.Wherein, the selection principle for presetting fixed heating ratio is to reduce liquid heating Error in device between the detection temperature value and actual temperature value of liquid.
In another embodiment of the present invention, when liquid heating is heated with boiling water shelves, heated in liquid When the temperature of liquid reaches pause heating-up temperature point in device, controller 304 controls heater with default fixed heating than continuing Heating is so that the temperature of liquid reaches the target temperature in liquid heating.That is, in liquid heating to open When water shelves are heated, controller 304 need not control heater to suspend, and wait the temperature stabilization of liquid, be heated in liquid When the temperature of liquid reaches pause heating-up temperature point in device, controller 304 directly controls heater to be changed into from heating with full power Heated with the default fixed ratio that heats.In practical application, when liquid heating is heated with boiling water shelves, in liquid plus When the temperature of liquid reaches boiling point in thermal, substantial amounts of steam can be produced, liquid and steam can be caused to discharge together, and this hair The liquid heating of bright embodiment, when the temperature of liquid reaches boiling point in liquid heating, the control heating of controller 304 Device is transformed to batch (-type) heating by continuous heating, i.e., by being transformed to be heated with the default fixed ratio that heats with heating with full power, Liquid is spilt when can be effectively prevented from the temperature arrival boiling point of water in liquid heating.
It should be noted that the liquid heating of the embodiment of the present invention is not limited to electric kettle product, for measurement The situation of some parameter of temperature control can be applicable, such as water heater, and storage-type electric water heater is to boil water similarly with kettle, i.e., burning is Water heater can be controlled by measuring the temperature change in a period to subsequent time period temperature, with such Push away, the temperature change of a period in repeated measurement, then can accurately be controlled temperature to subsequent time period.
In summary, liquid heating according to embodiments of the present invention, heater is controlled to be preheated by controller, The error between the detection temperature value of liquid in liquid heating and actual value, and then controller control heater can be reduced In pause heating-up temperature point pause heating, and control heater with default fixed heating than continuing to heat so that fluid temperature reaches Target temperature, the heating-up temperature of liquid and the error of target temperature can be reduced, more accurately carry out temperature control.In addition, When liquid heating is heated with boiling water shelves, liquid heating dress is controlled when fluid temperature reaches pause heating-up temperature point Put and continue to heat with the default fixed ratio that heats, can effectively prevent the spluttering of liquid.
Any process or method described otherwise above description in flow chart or herein is construed as, and represents to include Module, fragment or the portion of the code of the executable instruction of one or more the step of being used to realize specific logical function or process Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for Instruction execution system, device or equipment(As computer based system including the system of processor or other can be held from instruction The system of row system, device or equipment instruction fetch and execute instruction)Use, or combine these instruction execution systems, device or set It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment Put.The more specifically example of computer-readable medium(Non-exhaustive list)Including following:Electricity with one or more wiring Connecting portion(Electronic installation), portable computer diskette box(Magnetic device), random access memory(RAM), read-only storage (ROM), erasable edit read-only storage(EPROM or flash memory), fiber device, and portable optic disk is read-only deposits Reservoir(CDROM).In addition, computer-readable medium, which can even is that, to print the paper of described program thereon or other are suitable Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction execution system with storage Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware Any one of row technology or their combination are realized:With the logic gates for realizing logic function to data-signal Discrete logic, have suitable combinational logic gate circuit application specific integrated circuit, programmable gate array(PGA), scene Programmable gate array(FPGA)Deng.
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method carries Suddenly it is that by program the hardware of correlation can be instructed to complete, described program can be stored in a kind of computer-readable storage medium In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
Each functional unit in each embodiment of the present invention can be integrated in a processing module or each Unit is individually physically present, can also two or more units be integrated in a module.Above-mentioned integrated module both may be used Realize, can also be realized in the form of software function module in the form of using hardware.If the integrated module is with soft The form of part functional module realize and be used as independent production marketing or in use, can also be stored in one it is computer-readable In storage medium.
Storage medium mentioned above can be read-only storage, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is by appended claims and its equivalent limits.

Claims (8)

1. a kind of control method of liquid heating, it is characterised in that comprise the following steps:
Obtain target temperature;
The liquid heating is controlled to be heated;
Target temperature is inquired about according to the target temperature to fill to obtain the liquid heating with the corresponding table for suspending heating-up temperature point Pause heating-up temperature point corresponding to putting;
When the temperature arrival pause heating-up temperature point of liquid in the liquid heating, the liquid heating is controlled Pause heating certain time, wherein, certain time is from the control liquid heating pause heating moment to liquid heating The time of the temperature stabilization of interior liquid;
Suspend in the heater and heat and in liquid heating after the temperature stabilization of liquid, judge the liquid heating Whether the temperature of liquid reaches the target temperature in device;And
When the temperature of liquid in the liquid heating does not reach the target temperature, control the liquid heating with Default fixed heating than continuing to heat so that the temperature of liquid reaches the target temperature in the liquid heating,
The control method of described liquid heating, in addition to:
When the liquid heating is heated with boiling water shelves, the temperature of liquid reaches institute in the liquid heating When stating pause heating-up temperature point, liquid heating pause heating certain time is not controlled, directly controls the liquid heating dress Put with the default fixed heating than continuing heating so that the temperature of liquid reaches the target temperature in the liquid heating Degree.
2. the control method of liquid heating as claimed in claim 1, it is characterised in that add in heater pause After heat, in addition to:
When the temperature of liquid in the liquid heating reaches the target temperature, the liquid heating is controlled to power off Stop heating.
3. the control method of liquid heating as claimed in claim 1, it is characterised in that control the liquid heating Specifically included with default fixed heating than continuing heating:
S1, control the liquid heating heating preset time;
S2, after the liquid heating heats preset time, control the liquid heating pause heating described pre- If the time;And
S3, circulation carries out step S1~S2 so that the temperature of liquid reaches the target temperature in the liquid heating.
A kind of 4. liquid heating, it is characterised in that including:
Cavity;
The setting device of target temperature, the surface for setting device to be located at the cavity are set;
Heater for heating;
Temperature detector, the temperature detector are used to detect fluid temperature;
Controller, the controller are connected with setting device, the heater and the temperature detector respectively, the control Device controls the heater to be heated, and according to target temperature inquire about target temperature with the corresponding table of suspending heating-up temperature point come Pause heating-up temperature point corresponding to heater is obtained, suspends heating-up temperature point when the temperature of liquid in liquid heating reaches, The heater pause heating certain time is controlled, wherein, certain time is from the control liquid heating pause heating moment The time of the temperature stabilization of liquid in liquid heating, and suspend liquid in heating and liquid heating in the heater After the temperature stabilization of body, judge whether the temperature of liquid in liquid heating reaches target temperature, and when liquid heats When the temperature of liquid does not reach target temperature in device, control the heater with default fixed heating than continuing heating so that liquid The temperature of liquid reaches the target temperature in body heater,
When the liquid heating is heated with boiling water shelves, the temperature of liquid reaches institute in the liquid heating When stating pause heating-up temperature point, the controller does not control liquid heating pause heating certain time, directly described in control Heater is with fixed heating than continuing heating so that the temperature of liquid reaches the target temperature in the liquid heating.
5. liquid heating as claimed in claim 4, it is characterised in that the temperature detector is located at the interior of the cavity Portion, the temperature detector contact with the liquid in the cavity.
6. liquid heating as claimed in claim 4, it is characterised in that the temperature detector is arranged on the cavity Outer wall.
7. liquid heating as claimed in claim 4, it is characterised in that after heater pause heating, work as institute When stating the temperature arrival target temperature of liquid in liquid heating, controller controls the heater power-off to stop adding Heat.
8. liquid heating as claimed in claim 4, it is characterised in that the controller is additionally operable to cyclically to control described Heater heats preset time, after the heater heats preset time, controls the heater pause heating described pre- If the time.
CN201310395793.7A 2013-09-03 2013-09-03 Liquid heating and its control method Active CN104422143B (en)

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CN104422143A CN104422143A (en) 2015-03-18
CN104422143B true CN104422143B (en) 2018-03-30

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CN105910882A (en) * 2016-05-24 2016-08-31 苏州品诺维新医疗科技有限公司 Heating device and blood coagulation analysis system
CN108981187B (en) * 2018-07-16 2019-11-08 珠海格力电器股份有限公司 Water heater and its temperature control method of water, device, computer equipment and storage medium

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