CN109520130A - Heat pump water heater pollution discharge control method and heat pump water heater - Google Patents
Heat pump water heater pollution discharge control method and heat pump water heater Download PDFInfo
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- CN109520130A CN109520130A CN201710851755.6A CN201710851755A CN109520130A CN 109520130 A CN109520130 A CN 109520130A CN 201710851755 A CN201710851755 A CN 201710851755A CN 109520130 A CN109520130 A CN 109520130A
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- pump boiler
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 123
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000001514 detection method Methods 0.000 claims abstract description 36
- 238000012790 confirmation Methods 0.000 claims abstract description 17
- 230000007423 decrease Effects 0.000 claims abstract description 12
- 239000003344 environmental pollutant Substances 0.000 claims description 16
- 231100000719 pollutant Toxicity 0.000 claims description 16
- 239000010865 sewage Substances 0.000 claims description 9
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000006870 function Effects 0.000 description 35
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a heat pump water heater pollution discharge control method and a heat pump water heater.A judgment is made whether the water temperature in a water tank continuously drops a set temperature and the number of times that the time of dropping a second set temperature is less than the set time is greater than the set number of times and/or whether the water temperature in the water tank is greater than a threshold temperature in each detection period; if so, adding one to the pollution discharge value, and judging whether the pollution discharge value is greater than a pollution discharge threshold value or not; if yes, emission indication information is sent. The user can in time trigger the blowdown button and produce blowdown confirmation signal after receiving blowdown indicating information to make heat pump water heater begin the blowdown descaling, guarantee that the scale deposit can in time be cleared up and avoid piling up the reduction that causes quality of water decline or heating efficiency. Compared with the prior art that the user is required to automatically start the pollution discharge function according to the set time interval, the pollution discharge control method can actively remind the user to start the pollution discharge function, timely eliminate scale and solve the technical problem of scale accumulation of the existing heat pump water heater.
Description
Technical field
The invention belongs to Teat pump boiler technical fields, specifically, being to be related to a kind of Teat pump boiler blowdown controlling party
Method and Teat pump boiler.
Background technique
Air energy heat pump water heater is absorbed into the low-temperature heat quantity in air to come, and gasifies by fluorine medium, then passes through pressure
It is pressurized heating after the compression of contracting machine, then water supply is converted by heat exchanger and is heated, compressed high temperature heat heats water temperature, skill with this
Art has the characteristics that energy-efficient, environmentally friendly reliable.
Existing Teat pump boiler, there are water tank water source is not clean, tap water calcium ions and magnesium ions problem on the high side uses for a long time
Water tank bottom has more and more scales and impurity accumulation has begun to fouling tendency hair when general water temperature heating is to 40 DEG C
Raw, scale velocity is obviously accelerated when being heated to 60 DEG C -70 DEG C.Fouling transmits the poor ability of heat, only and irony or glass
1% less than and these foulings can be continuously increased, and deteriorating water quality can be generated in the use of water heater, heating efficiency reduces etc.
Adverse consequences.
Existing Teat pump boiler design has manual blowdown fouling, but for user, is hardly formed timing manual blowdown
Habit, cause fouling accumulation too much cause deteriorating water quality, heating efficiency reduce etc. technical problems.
Summary of the invention
This application provides a kind of Teat pump boiler blowdown control method and Teat pump boilers, solve existing Teat pump boiler
The technical issues of fouling is accumulated.
In order to solve the above technical problems, the application is achieved using following technical scheme:
It is proposed a kind of Teat pump boiler blowdown control method, comprising: in each detection cycle, judge that water temperature is continuous in water tank
Whether the number that the time of decline set temperature and the second set temperature of every decline is less than setting time is greater than setting number, and/
Or judge whether water temperature is greater than threshold temperature in water tank；If so, blowdown value is added one, and judge whether the blowdown value is greater than row
Dirty threshold value；If so, issuing blowdown indicates information；Wherein, water temperature is sensed by any water temperature being installed in water tank in the water tank
Device obtains.
Further, after issuing blowdown instruction information, the method also includes: judge whether to receive blowdown confirmation
Signal；If so, starting dirt eliminating function according to setting duration.
Further, it issues blowdown and indicates information, specifically: light blowdown indicator light；Then according to setting duration starting
When dirt eliminating function, the method also includes: the blowdown indicator light is controlled according to setting rule flashing.
Further, if being not received by blowdown confirmation signal, the method also includes: after current detection end cycle
Next detection cycle issue blowdown indicate information.
Further, after according to setting duration starting dirt eliminating function, the method also includes: judge that dirt eliminating function is
It is no to be finished, if so, detecting whether to meet pollutant emission index；If it is not, issuing blowdown again indicates information.
It proposes a kind of Teat pump boiler, including water tank, the blowdown module being installed in the water tank and is installed on the water
Water temperature sensor in case, the blowdown module include blowdown detection unit, blowdown value judging unit and blowdown indicating unit；Institute
Blowdown detection unit is stated, for judging that water temperature continuously declines set temperature and every decline in water tank in each detection cycle
Whether the number that the time of the second set temperature is less than setting time is greater than setting number, and/or judges in water tank whether is water temperature
Greater than threshold temperature；If so, blowdown value is added one；The blowdown value judging unit, for judging whether the blowdown value is big
In blowdown threshold value；If so, the blowdown indicating unit, for issuing blowdown instruction information；Wherein, in the water tank water temperature by institute
Any water temperature sensor stated in several water temperature sensors obtains.
Further, the Teat pump boiler further includes blowdown key；The blowdown module further includes blowdown control unit；
The blowdown key, for generating blowdown confirmation signal after being triggered；The blowdown control unit, receives for judging whether
The blowdown confirmation signal, if so, starting dirt eliminating function according to setting duration.
Further, the blowdown indicating unit is blowdown indicator light；The blowdown control unit, is also used in the row
When dirt value judging unit judges that the blowdown value is greater than blowdown threshold value, controls the blowdown indicator light and light；The then blowdown control
When unit processed is according to setting duration starting dirt eliminating function, the blowdown indicator light is also controlled according to setting rule flashing.
Further, the blowdown module further includes pollutant emission index detection unit；The pollutant emission index detection unit, is used for
After the blowdown control unit is according to setting duration starting dirt eliminating function, judges whether dirt eliminating function is finished, arranging
Dirty function detects whether to meet pollutant emission index after being finished；If it is not, the then blowdown control unit, is also used to control institute again
It states blowdown indicating unit and issues blowdown instruction information.
Further, the Teat pump boiler further includes the sewage pipe connecting with the water tank, and is connected to described
Angle valve on sewage pipe.
Compared with prior art, the advantages of the application and good effect is: the Teat pump boiler blowdown control that the application proposes
In method processed and Teat pump boiler, in each detection cycle, all progress water tank in water temperature continuously decline set temperature and it is every under
The second set temperature time of such as 1 DEG C of drop is less than water temperature in the judgement and/or water tank of the number of setting time and is greater than threshold value temperature
The judgement of degree, if judging, number is greater than setting number and/or water temperature is greater than threshold value water temperature, and judgement is sent out in a detection cycle
Gave birth to user causes the situation of Repeat-heating or the lasting situation of high water temperature, these situations that can all lead to scale formation with water
Occur, then blowdown value is added 1, otherwise keep blowdown value constant, in the judgement Jing Guo several detection cycles until blowdown value reaches
When to blowdown threshold value, such as 90, then illustrate that Teat pump boiler at least needs blowdown once to guarantee that fouling can be cleared up in time,
Blowdown is then issued in time and indicates information, so that the fouled condition of user's timely learning Teat pump boiler, starts blowdown function in time
Can, compared with the prior art in require user voluntarily to start dirt eliminating function at set time intervals, the row that the application proposes
Dirty control method can active warning user start dirt eliminating function, exclude fouling in time, guarantee Teat pump boiler water quality and plus
The thermal efficiency solves the technical issues of existing Teat pump boiler fouling accumulation.
After user receives blowdown instruction information and triggers blowdown key sending blowdown confirmation signal starting dirt eliminating function, row
For dirty module according to setting duration, such as 120 seconds, starting dirt eliminating function carried out blowdown, blowdown during blowdown to Teat pump boiler
Indicator light is flashed to prompt blowdown in progress, and detects whether pollutant emission index meets the requirements after blowdown, discontented
Foot requires or when being not received by the blowdown confirmation message of user after issuing blowdown instruction information, continues to issue blowdown instruction
Information prompts effect to prompt the timely blowdown of user, by the blowdown that above-mentioned technological means improves blowdown control method.
Increase angle valve on sewerage road, allow user that end blowdown is manually operated, improves the safety of blowdown,
The problem of reducing uncontrollable risk generation.
After the detailed description of the application embodiment is read in conjunction with the figure, other features and advantages of the application will become more
Add clear.
Detailed description of the invention
Fig. 1 is the flow chart for the Teat pump boiler blowdown control method that the application proposes.；
Fig. 2 is the functional frame composition for the Teat pump boiler that the application proposes.
Specific embodiment
The specific embodiment of the application is described in more detail with reference to the accompanying drawing.
The Teat pump boiler blowdown control method that the application proposes, as shown in Figure 1, including the following steps:
Step S11: in each detection cycle, judge that water temperature continuously declines set temperature in water tank and every decline second is set
Whether the time for determining temperature is greater than setting number less than the number of setting time, and/or judges whether water temperature is greater than threshold in water tank
It is worth temperature.
In each detection cycle, such as in each 24 hours, primary following judgement is all carried out:
Mode A: when judging that water temperature continuously declines set temperature in water tank and every time for declining the second set temperature is less than setting
Between number whether be greater than setting number, for example, continuous 10 DEG C of the decline of judgement and the every time time of 1 DEG C of decline were less than 2 minutes
Whether number is greater than 1 time；If there is this situation, illustrate in a detection cycle, user's water event has occurred, and is somebody's turn to do
The consequence that event generates is to cause water in water tank to be repeated heating, and the situation will lead to scale formation acceleration.Or
Mode B: judging whether water temperature is higher than threshold temperature in water tank, for example, judging whether water temperature is higher than 60 DEG C in water tank, if going out
Existing this situation, illustrates that high water temperature persistently occurs in a detection cycle, and the event that this high water temperature maintains can also be led
Structure Phenomenon is caused to accelerate.
When judgement any in mode A or mode B meets condition or when the two all meets condition,
Step S12: blowdown value is added one.
The blowdown value factory moment is set as 0, often full in use according to the judgement of step S12 to after in user family
All add one when condition of foot, and is reset after dirt eliminating function and restart to count.
Among these, water temperature is obtained by any water temperature sensor being installed in water tank in water tank, that is, even if having multiple water
Temperature sensor, the water temperature obtained for each water temperature sensor are judged, as long as the water temperature that a water temperature sensor obtains is full
Sufficient Rule of judgment just meets the execution condition of step 12.
Step S13: judge whether blowdown value is greater than blowdown threshold value.
The blowdown threshold value such as 60,90 etc. can set and modify according to local water quality situation, when blowdown value has reached
When blowdown threshold value,
Step S14: it issues blowdown and indicates information.
The blowdown indicates information such as sound prompting, display alarm, preferably blowdown indicator light alerting pattern, in heat-pump hot-water
Blowdown indicator light is installed, when issuing blowdown instruction information, blowdown indicator light is lit on device.
Step S15: judge whether to receive blowdown confirmation signal.
Blowdown key is set on Teat pump boiler, and user can trigger after the prompting for receiving blowdown instruction information
The blowdown key issues blowdown and firmly believes signal, triggering mode such as long-pressing 2 seconds, 3 seconds or continuously clicks 2 inferior, can be used as
It is multiplexed key to use, such as the blowdown key can be multiplexed with the key for manually booting dirt eliminating function, when user click is touched in short-term
When sending out the blowdown key, blowdown indicator light is lighted, and click again in user and trigger the blowdown key for a long time or continuously click 2
When the secondary blowdown key, start dirt eliminating function.After Teat pump boiler receives the blowdown confirmation signal,
Step S16: start dirt eliminating function according to setting duration.
Start dirt eliminating function with 120 seconds setting durations, so that Teat pump boiler enters blowdown program and carries out blowdown, with true
Fouling in water conservation case can be cleared up in time, guarantee water quality and heating efficiency.
During dirt eliminating function carries out, control of sewage disposal indicator light is according to setting rule flashing, to inform user's heat-pump hot-water
Device extinguishes blowdown indicator light just during blowdown after blowdown.
If user is not intended to currently be carried out blowdown program, there is no trigger blowdown after receiving blowdown instruction information
Key generates blowdown confirmation signal, then
Step is 17: next detection cycle after current detection end cycle issues blowdown and indicates information.
In next detection cycle, continue to issue blowdown instruction information, to continue that user is reminded to start blowdown program in time.
After starting dirt eliminating function according to setting duration in step s 16, step S18: judge whether dirt eliminating function executes
Finish, if be not carried out finish if continue blowdown, if being finished since the dirt eliminating function caused by accidents such as power-off is not carried out, return
Receipt row step S17, if being finished,
Step S19: it detects whether to meet pollutant emission index.
If fouling condition is than more serious in water tank, the knot in clear water tank that the primary blowdown for setting duration can not be qualified
Dirt also increases the step of whether detection blowdown result meets pollutant emission index, the blowdown then after each dirt eliminating function is finished
Index is to reach the index of blowdown scheduled target, such as the pre-set level etc. that water quality reaches.Refer to if testing result is unsatisfactory for blowdown
Mark, then need
Step S20: blowdown is issued again and indicates information.
Blowdown is issued again and indicates information, to remind user to trigger blowdown key starting dirt eliminating function again, is carried out into one
The blowdown of step is cleared up, until blowdown result meets pollutant emission index.
Based on Teat pump boiler blowdown control method set forth above, the application also proposes a kind of Teat pump boiler, including
Water tank 21, the blowdown module 22 being installed in water tank 21 and the water temperature sensor 23 being installed in water tank 21.
Specifically, blowdown module 22 includes blowdown detection unit 221, blowdown value judging unit 222 and blowdown indicating unit
223；Blowdown detection unit 221 is used in each detection cycle, judges in water tank that water temperature continuously declines set temperature and every
Whether the time for declining the second set temperature is greater than setting number less than the number of setting time, and/or judges water temperature in water tank
Whether threshold temperature is greater than；If so, blowdown value is added one；Blowdown value judging unit 222 is for judging whether blowdown value is greater than
Blowdown threshold value；If so, blowdown indicating unit 223 is for issuing blowdown instruction information；Wherein, water temperature is passed by several water temperatures in water tank
Any water temperature sensor in sensor 23 obtains.
The Teat pump boiler further includes blowdown key 24；Blowdown module 22 further includes blowdown control unit 224；Blowdown key
24 for generating blowdown confirmation signal after being triggered；Blowdown control unit 224 is then for judging whether to receive blowdown confirmation letter
Number, if so, starting dirt eliminating function according to setting duration.
The blowdown indicating unit 223 is, for example, the blowdown indicator light for being mounted on Teat pump boiler surface；Blowdown control unit
224 are also used to when blowdown value judging unit 222 judges that blowdown value is greater than blowdown threshold value, and control of sewage disposal indicator light is lighted；It is arranging
Dirty control unit 224 is according to during setting duration starting dirt eliminating function, and control of sewage disposal indicator light is according to setting rule flashing, to mention
In showing that user's blowdown program carries out.
Above-mentioned blowdown module 22 further includes pollutant emission index detection unit 225；The pollutant emission index detection unit 225 is for arranging
After dirty control unit 224 is according to setting duration starting dirt eliminating function, judge whether dirt eliminating function is finished, in dirt eliminating function
It detects whether to meet pollutant emission index after being finished；If it is not, then blowdown control unit 224 is also used to control of sewage disposal instruction list again
Member 223 issues blowdown and indicates information.
It is also connected with manual angle valve 26 on the sewage pipe 25 for the Teat pump boiler that the application proposes, so that user can be with hand
The problem of dynamic operation terminates blowdown, improves the safety of blowdown, reduce uncontrollable risk generation.
The blowdown control process of specific Teat pump boiler is in the blowdown controlling party of Teat pump boiler set forth above
It is described in detail in method, it will not go into details herein.
In the Teat pump boiler blowdown control method and Teat pump boiler that above-mentioned the application proposes, in each detection cycle
Interior, the number that the time that water temperature continuously declines set temperature and every decline 1 DEG C all in progress water tank is less than setting time is sentenced
Water temperature is greater than the judgement of threshold temperature in disconnected and/or water tank, if judging, number is greater than setting number and/or water temperature is greater than threshold value
Water temperature then determines that user occurred in a detection cycle leads to the situation of Repeat-heating or the lasting shape of high water temperature with water
Condition, these situations can all lead to the generation of scale formation, then blowdown value be added 1, otherwise keep blowdown value constant, by several
Until when blowdown value reaches blowdown threshold value, Teat pump boiler at least needs blowdown once to guarantee fouling for the judgement of a detection cycle
It can be cleared up in time, then issue blowdown in time and indicate information, so that the fouled condition of user's timely learning Teat pump boiler,
In time starting dirt eliminating function, compared with the prior art in require user voluntarily to start dirt eliminating function at set time intervals,
The blowdown control method that the application proposes can active warning user start dirt eliminating function, exclude fouling in time, guarantee Heat Pump
The water quality and heating efficiency of hydrophone solve the technical issues of existing Teat pump boiler fouling accumulation.
After user receives blowdown instruction information and triggers blowdown key sending blowdown confirmation signal starting dirt eliminating function, row
Dirty module according to setting duration starting dirt eliminating function to Teat pump boiler carry out blowdown, during blowdown blowdown indicator light flashing with
Prompt blowdown it is in progress, and after blowdown detect pollutant emission index whether meet the requirements, be unsatisfactory for require or
When being not received by the blowdown confirmation message of user after sending blowdown instruction information, continue to issue blowdown instruction information to prompt to use
The timely blowdown in family prompts effect by the blowdown that above-mentioned technological means improves blowdown control method.
It should be noted that the above description is not a limitation of the present invention, the present invention is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made within the essential scope of the present invention, are also answered
It belongs to the scope of protection of the present invention.
Claims (10)
1. Teat pump boiler blowdown control method characterized by comprising
In each detection cycle,
Judge that water temperature continuously declines set temperature in water tank and the time of the second set temperature of every decline is less than the secondary of setting time
Whether number is greater than setting number, and/or judges whether water temperature is greater than threshold temperature in water tank；If so,
Blowdown value is added one, and judges whether the blowdown value is greater than blowdown threshold value；If so,
It issues blowdown and indicates information；
Wherein, water temperature is obtained by any water temperature sensor being installed in water tank in the water tank.
2. Teat pump boiler blowdown control method according to claim 1, which is characterized in that indicate information issuing blowdown
Later, the method also includes:
Judge whether to receive blowdown confirmation signal；If so,
Start dirt eliminating function according to setting duration.
3. Teat pump boiler blowdown control method according to claim 2, which is characterized in that it issues blowdown and indicates information,
Specifically:
Light blowdown indicator light；
Then when according to setting duration starting dirt eliminating function, the method also includes:
The blowdown indicator light is controlled according to setting rule flashing.
4. Teat pump boiler blowdown control method according to claim 2, which is characterized in that if it is true to be not received by blowdown
Recognize signal, the method also includes:
Next detection cycle after current detection end cycle issues blowdown and indicates information.
5. Teat pump boiler blowdown control method according to claim 2, which is characterized in that according to setting duration starting
After dirt eliminating function, the method also includes:
Judge whether dirt eliminating function is finished, if so,
It detects whether to meet pollutant emission index；If it is not,
Blowdown is issued again indicates information.
6. Teat pump boiler, including water tank, the blowdown module being installed in the water tank and the water temperature being installed in the water tank
Sensor, which is characterized in that the blowdown module includes blowdown detection unit, blowdown value judging unit and blowdown indicating unit；
The blowdown detection unit, in each detection cycle, judge in water tank water temperature continuously decline set temperature and
Whether the number that the time of the second set temperature of every decline is less than setting time is greater than setting number, and/or judges water in water tank
Whether temperature is greater than threshold temperature；If so, blowdown value is added one；
The blowdown value judging unit, for judging whether the blowdown value is greater than blowdown threshold value；If so,
The blowdown indicating unit, for issuing blowdown instruction information；
Wherein, water temperature is obtained by any water temperature sensor in several water temperature sensors in the water tank.
7. Teat pump boiler according to claim 6, which is characterized in that the Teat pump boiler further includes blowdown key；
The blowdown module further includes blowdown control unit；
The blowdown key, for generating blowdown confirmation signal after being triggered；
The blowdown control unit receives the blowdown confirmation signal for judging whether, if so, opening according to setting duration
Dynamic dirt eliminating function.
8. Teat pump boiler according to claim 7, which is characterized in that the blowdown indicating unit is blowdown indicator light；
The blowdown control unit is also used to when the blowdown value judging unit judges that the blowdown value is greater than blowdown threshold value,
The blowdown indicator light is controlled to light；
When then the blowdown control unit is according to setting duration starting dirt eliminating function, the blowdown indicator light is also controlled according to setting
Rule flashing.
9. Teat pump boiler according to claim 7, which is characterized in that the blowdown module further includes pollutant emission index detection
Unit；
The pollutant emission index detection unit is used for after the blowdown control unit is according to setting duration starting dirt eliminating function,
Judge whether dirt eliminating function is finished, detects whether to meet pollutant emission index after dirt eliminating function is finished；If it is not,
The then blowdown control unit is also used to blowdown indicating unit described in secondary control again and issues blowdown instruction information.
10. Teat pump boiler according to claim 6, which is characterized in that the Teat pump boiler further includes and the water
The sewage pipe of case connection, and the angle valve being connected on the sewage pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710851755.6A CN109520130B (en) | 2017-09-20 | 2017-09-20 | Heat pump water heater pollution discharge control method and heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710851755.6A CN109520130B (en) | 2017-09-20 | 2017-09-20 | Heat pump water heater pollution discharge control method and heat pump water heater |
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| Publication Number | Publication Date |
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| CN109520130A true CN109520130A (en) | 2019-03-26 |
| CN109520130B CN109520130B (en) | 2021-11-12 |
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| CN201710851755.6A Active CN109520130B (en) | 2017-09-20 | 2017-09-20 | Heat pump water heater pollution discharge control method and heat pump water heater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110953715A (en) * | 2019-12-25 | 2020-04-03 | 青岛海尔新能源电器有限公司 | Dynamic descaling control method for heat pump hot water unit |
| CN111981696A (en) * | 2020-07-23 | 2020-11-24 | 华帝股份有限公司 | Method for detecting scale formation of heat exchanger of gas hot water supply equipment and gas hot water supply equipment |
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| CN105067668A (en) * | 2015-08-05 | 2015-11-18 | 广东美的厨房电器制造有限公司 | Detection method and system of steam heating device |
| CN105222361A (en) * | 2015-10-29 | 2016-01-06 | 海信（山东）空调有限公司 | A kind of heat-pump water heater control method, device and Teat pump boiler |
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| CN110953715A (en) * | 2019-12-25 | 2020-04-03 | 青岛海尔新能源电器有限公司 | Dynamic descaling control method for heat pump hot water unit |
| CN110953715B (en) * | 2019-12-25 | 2022-04-22 | 青岛海尔新能源电器有限公司 | Dynamic descaling control method for heat pump hot water unit |
| CN111981696A (en) * | 2020-07-23 | 2020-11-24 | 华帝股份有限公司 | Method for detecting scale formation of heat exchanger of gas hot water supply equipment and gas hot water supply equipment |
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