CN117329702A - Heat exchange structure, water heater and monitoring method - Google Patents
Heat exchange structure, water heater and monitoring method Download PDFInfo
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- CN117329702A CN117329702A CN202311172256.6A CN202311172256A CN117329702A CN 117329702 A CN117329702 A CN 117329702A CN 202311172256 A CN202311172256 A CN 202311172256A CN 117329702 A CN117329702 A CN 117329702A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000012544 monitoring process Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 239000012530 fluid Substances 0.000 claims description 21
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/104—Inspection; Diagnosis; Trial operation
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/14—Cleaning; Sterilising; Preventing contamination by bacteria or microorganisms, e.g. by replacing fluid in tanks or conduits
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/212—Temperature of the water
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/238—Flow rate
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
- F24H15/421—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/486—Control of fluid heaters characterised by the type of controllers using timers
-
- 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
Landscapes
- 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)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Fluid Mechanics (AREA)
- Computer Hardware Design (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention provides a heat exchange structure, a water heater and a monitoring method, wherein the heat exchange structure comprises the following components: the heat exchange pipeline is provided with a flow sensor; the heating pipeline is provided with an evaporator for absorbing heat; the heat exchanger is connected with the heat exchange pipeline and connected with the heating pipeline so as to exchange heat between the heat exchange pipeline and the heating pipeline through the heat exchanger; the heat exchange structure of the invention solves the technical problem of untimely cleaning of the pipeline in the water heater in the related technology.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to a heat exchange structure, a water heater and a monitoring method.
Background
At present, when the floor heating pump water heater is used, if a hot water pipeline runs for a long time without cleaning, a large amount of sticky mud is adhered to the inner side of the pipe wall, and the heating effect of a unit is affected. Influence heating effect, user experience is not good, leads to the energy extravagant simultaneously.
However, the prior art generally adopts an increased cleaning frequency or a more heat exchange water pipeline to solve the above problems. However, increasing the number of cleaning operations may damage the pipe, and replacing the hot water pipe too much may result in excessive maintenance costs. Therefore, the water heater in the prior art has the technical problems of higher maintenance cost and untimely maintenance.
Accordingly, the prior art is subject to further development.
Disclosure of Invention
The invention aims to overcome the technical defects and provide a heat exchange structure, a water heater and a monitoring method, so as to solve the technical problem that a pipeline in the water heater in the related art is not cleaned timely.
In order to achieve the technical purpose, the invention adopts the following technical scheme: there is provided a heat exchange structure comprising: the heat exchange pipeline is provided with a flow sensor; the heating pipeline is provided with an evaporator for absorbing heat; the heat exchanger is connected with the heat exchange pipeline and connected with the heating pipeline so as to exchange heat between the heat exchange pipeline and the heating pipeline through the heat exchanger; the temperature sensing element is connected with the heat exchange pipeline and/or the heating pipeline so as to monitor the temperature change of fluid in the heat exchange pipeline and/or the heating pipeline.
Further, the heat exchange structure further comprises a first temperature sensor and a second temperature sensor which are arranged on the heating pipeline, wherein the first temperature sensor is arranged at the upstream of the heat exchanger, and the second temperature sensor is arranged at the downstream of the heat exchanger.
Further, the heat exchange structure further comprises a third temperature sensor and a fourth temperature sensor which are arranged on the heat exchange pipeline, wherein the third temperature sensor is arranged at the upstream of the heat exchanger, and the fourth temperature sensor is arranged at the downstream of the heat exchanger.
Further, the heat exchange structure includes: the compressor is arranged on the heating pipeline; and/or a throttling element arranged on the heating pipeline to control the flow of the fluid in the heating pipeline; and/or the water pump is arranged on the heat exchange pipeline.
A water heater comprises a heat exchange structure, wherein the heat exchange structure is the heat exchange structure.
The monitoring method is suitable for the heat exchange structure, and is characterized by comprising the following steps: measuring the flow A of the fluid in the heat exchange pipeline by a flow sensor of the heat exchange structure; measuring a value Z of a change in temperature of the fluid in the heat exchange pipeline and/or the heating pipeline by the temperature sensing element; and judging whether the heat exchange structure needs to be cleaned or not according to the flow A and the temperature change value Z.
Further, the method for judging whether the heat exchange structure needs to be cleaned according to the flow A comprises the following steps: comparing the value of flow a with a threshold B; if A is less than or equal to B, judging whether the heat exchange structure needs to be cleaned according to the temperature change value Z; if A is more than B, the heat exchange structure is not cleaned.
Further, the method for acquiring the threshold B includes: under a preset working condition, measuring a preset flow value X of fluid in the heat exchange pipeline; b=ax; wherein 0 < a < 1, wherein the preset flow value X is set by the following method: and adjusting the water pump of the heat exchange structure to a preset working condition, continuously sampling for n times after the water pump runs stably for a preset time, and taking the average value of the flow values sampled for n times as a preset flow value X.
Further, the method for setting the preset flow value X includes: when the heat exchange structure is used for the first time or after cleaning, sampling the fluid in the heat exchange pipeline for n times; and/or, a=80%.
Further, the method for judging whether the heat exchange structure needs to be cleaned according to the temperature change value Z comprises the following steps: according to the temperature change value Z and the flow A, calculating a heat exchange efficiency value V; and comparing the heat exchange efficiency value V with a threshold value Y, and if V is smaller than Y, cleaning the heat exchange structure.
The beneficial effects are that:
the system heat exchange efficiency monitoring device can be used for monitoring the water system heat exchange efficiency in the geothermal heat pump water heater, and after the measured flow A is compared, the calculated heat exchange efficiency is compared with the calculated system value by reading the temperature change value Z and the measured flow A, so that a user can be timely reminded of cleaning the geothermal heat pump water heater, the heating efficiency is improved, and the efficient operation of the geothermal heat pump water heater is ensured.
Drawings
FIG. 1 is a schematic diagram of a heat exchange structure employed in an embodiment of the present invention;
FIG. 2 is a flow chart of a detection method employed in an embodiment of the present invention.
Wherein the above figures include the following reference numerals:
1. a heat exchange pipeline; 11. a flow sensor; 2. a heating pipeline; 21. a first temperature sensor; 22. a second temperature sensor; 23. a third temperature sensor; 24. a fourth temperature sensor; 3. an evaporator; 4. a heat exchanger; 5. a temperature sensing element; 6. a compressor; 7. a throttle element; 8. and (3) a water pump.
Detailed Description
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
According to an embodiment of the present invention, a heat exchange structure is provided, please refer to fig. 1 to 2, including: the heat exchange pipeline 1 is provided with a flow sensor 11; a heating pipeline 2, wherein an evaporator 3 for absorbing heat is arranged on the heating pipeline 2; the heat exchanger 4 is connected with the heat exchange pipeline 1, and the heat exchanger 4 is connected with the heating pipeline 2 so as to exchange heat between the heat exchange pipeline 1 and the heating pipeline 2 through the heat exchanger 4; the temperature sensing element 5, the temperature sensing element 5 is connected with the heat exchange pipeline 1 and/or the heating pipeline 2, so as to monitor the temperature change of the fluid in the heat exchange pipeline 1 and/or the heating pipeline 2.
Through setting up flow sensor 11 in heat exchange pipeline 1, can in time monitor the water route flow change in heat exchange pipeline 1, can lead to the flow in heat exchange pipeline 1 to reduce gradually when adhering to silt on heat exchange pipeline 1 pipe wall, when the flow is less than the system setting value, can tentatively judge that the dirty stifled state takes place in heat exchange pipeline 1, can monitor the temperature change of the fluid in heat exchange pipeline 1 and heating pipeline 2 through setting up temperature sensing element 5, can calculate the heat exchange efficiency in the heat exchange structure through temperature change and flow change, thereby judge the dirty stifled condition in heat exchange pipeline 1 in time and in time with monitoring result feedback to the user, the user can in time wash heat exchange pipeline 1, the efficiency of heating has been improved through above-mentioned setting, the untimely technical problem of washing of pipeline in the water heater among the related art has been solved.
In the heat exchange structure of the present embodiment, referring to fig. 1, the heat exchange structure further includes a first temperature sensor 21 and a second temperature sensor 22 provided on the heating pipe 2, the first temperature sensor 21 being provided upstream of the heat exchanger 4, the second temperature sensor 22 being provided downstream of the heat exchanger 4. Thus, by providing the first temperature sensor 21 and the second temperature sensor 22, the temperature change of the fluorine system inlet/outlet pipe in the heating line 2 can be read.
In the heat exchange structure of the present embodiment, referring to fig. 1, the heat exchange structure further includes a third temperature sensor 23 and a fourth temperature sensor 24 provided on the heat exchange line 1, the third temperature sensor 23 being provided upstream of the heat exchanger 4, the fourth temperature sensor 24 being provided downstream of the heat exchanger 4. By providing the first temperature sensor 21 and the second temperature sensor 22 in this way, the temperature change of the water inlet and outlet pipes of the water system of the heat exchange pipeline 1 can be read.
In the heat exchange structure of the present embodiment, referring to fig. 1, the heat exchange structure includes: a compressor 6 provided on the heating pipe 2; and/or a throttling element 7, the throttling element 7 being arranged on the heating circuit 2 to control the flow of fluid in the heating circuit 2; and/or a water pump 8 is arranged on the heat exchange pipeline 1. Thus, by providing the compressor 6 and the throttling element 7, the refrigeration cycle of the heating pipeline 2 can be completed, and by providing the water pump 8 on the heat exchange pipeline 1, the heat exchange efficiency of the heat exchange pipeline 1 can be quickened.
The water heater of the embodiment comprises a heat exchange structure, wherein the heat exchange structure is the heat exchange structure.
The monitoring method of the embodiment is applicable to the heat exchange structure, and the monitoring method comprises the following steps: measuring the flow A of the fluid in the heat exchange pipeline 1 by a flow sensor 11 of the heat exchange structure; measuring a value Z of a change in temperature of the fluid in the heat exchange line 1 and/or the heating line 2 by the temperature sensing element 5; and judging whether the heat exchange structure needs to be cleaned or not according to the flow A and the temperature change value Z.
In the monitoring method of the present embodiment, referring to fig. 2, the method for determining whether the heat exchange structure needs to be cleaned according to the flow a includes: comparing the value of flow a with a threshold B; if A is less than or equal to B, judging whether the heat exchange structure needs to be cleaned according to the temperature change value Z; if A is more than B, the heat exchange structure is not cleaned.
Specifically, the flow sensor 11 monitors the flow change in the heat exchange pipeline 1, when the heat exchange pipeline 1 is not blocked, namely, when A is larger than B, the heat exchange structure does not need to be cleaned, when A is smaller than or equal to B, the water system is judged to be in a blocking state possibly, the heat exchange pipeline 1 is seriously blocked, then the next step is executed, and whether the heat exchange structure needs to be cleaned is judged through the temperature change value Z.
Specifically, when a > B, the operation time of the heat exchange structure is recorded, and the detection method in the present embodiment is performed again when continuously operating for a certain time, wherein the operation time is generally 1500-2000 hours.
In the monitoring method of the present embodiment, referring to fig. 2, the method for obtaining the threshold B includes: under a preset working condition, measuring a preset flow value X of fluid in the heat exchange pipeline 1; b=ax; wherein 0 < a < 1, wherein the preset flow value X is set by the following method: and adjusting the water pump 8 of the heat exchange structure to a preset working condition, continuously sampling for n times after the water pump is stably operated for a preset time, and taking the average value of the flow values sampled for n times as a preset flow value X.
In the monitoring method of the present embodiment, referring to fig. 2, the method for setting the preset flow value X includes: when the heat exchange structure is used for the first time or after cleaning, the fluid in the heat exchange pipeline 1 is sampled for n times; and/or, a=80%.
In some embodiments, the method for obtaining the preset flow value X is to adjust the water pump 8 of the heat exchange structure to a predetermined working condition, and continuously sample the fluid in the heat exchange pipeline 1 for 5 times after operating stably for 5 minutes, wherein the average value of the flow values sampled for 5 times is the preset flow value X, and when the user changes and installs the heat exchange structure, the preset flow value X needs to be reset.
In the monitoring method of the present embodiment, referring to fig. 2, the method for determining whether the heat exchange structure needs to be cleaned according to the temperature change value Z includes: according to the temperature change value Z and the flow A, calculating a heat exchange efficiency value V; and comparing the heat exchange efficiency value V with a threshold value Y, and if V is smaller than Y, cleaning the heat exchange structure.
Specifically, when a is detected to be equal to or less than B, it may be determined that the heat exchange efficiency of the heat exchange pipeline 1 is likely to be low at this time, and the compressor 6 in the heating pipeline 2 is adjusted to a preset frequency, which is generally set to a compressor frequency under normal operation conditions.
Specifically, by reading the temperature values of the first temperature sensor 21, the second temperature sensor 22, the third temperature sensor 23, and the fourth temperature sensor 24, the temperature change values Z of the heat exchange pipe 1 and the heating pipe 2 can be obtained, and the heat exchange efficiency value V can be calculated from the temperature change values Z and the flow rate a.
Specifically, the calculation mode of the threshold value Y is that y=by1, and Y1 is a fixed value obtained bY multiple tests of the heat exchange structure in a laboratory, wherein b=30%.
When V is less than Y, the heat exchange efficiency in the heat exchange pipeline 1 can be judged to be low, and a user can be prompted to clean the heat exchanger in time.
The working process of the detection method in the embodiment is as follows:
when the water heater is started, the flow sensor 11 is used for measuring the flow A of the fluid in the heat exchange pipeline 1, the value of the flow A is compared with the threshold B, when A is less than or equal to B, the compressor 6 in the heating pipeline 2 is adjusted to a preset frequency, the temperature change value Z is calculated, the heat exchange efficiency value V is calculated according to the temperature change value Z and the flow A, the heat exchange efficiency value V is compared with the threshold Y, when V is less than Y, the heat exchange efficiency of the heat exchange pipeline 1 is judged to be low, and a user is prompted to timely clean a heat exchange structure; when A > B, the running time of the heat exchange structure is recorded, and the detection method in the embodiment is carried out again when the heat exchange structure runs continuously for a certain time.
The heat exchange structure and the monitoring method can be used for monitoring the heat exchange efficiency of the water system in the geothermal pump water heater, and the measured flow A is compared and then the temperature change value Z and the flow A are read, so that the calculated heat exchange efficiency and the calculated system value are compared, a user can be reminded of cleaning the geothermal pump water heater in time, the heating efficiency is improved, and the efficient operation of the geothermal pump water heater is ensured.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Alternatively, specific examples in this embodiment may refer to examples described in the foregoing embodiments, and this embodiment is not described herein.
The foregoing embodiment numbers of the present application are merely for describing, and do not represent advantages or disadvantages of the embodiments.
In the foregoing embodiments of the present application, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
The foregoing is merely a preferred embodiment of the present application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present application and are intended to be comprehended within the scope of the present application.
Claims (10)
1. A heat exchange structure, comprising:
the heat exchange pipeline (1), a flow sensor (11) is arranged on the heat exchange pipeline (1);
the heating pipeline (2), the heating pipeline (2) is provided with an evaporator (3) for absorbing heat;
a heat exchanger (4), the heat exchanger (4) being connected with the heat exchange pipeline (1), the heat exchanger (4) being connected with the heating pipeline (2) to exchange heat between the heat exchange pipeline (1) and the heating pipeline (2) through the heat exchanger (4);
the temperature sensing element (5) is connected with the heat exchange pipeline (1) and/or the heating pipeline (2) so as to monitor the temperature change of the fluid in the heat exchange pipeline (1) and/or the heating pipeline (2).
2. The heat exchange structure according to claim 1, further comprising a first temperature sensor (21) and a second temperature sensor (22) arranged on the heating circuit (2), the first temperature sensor (21) being arranged upstream of the heat exchanger (4) and the second temperature sensor (22) being arranged downstream of the heat exchanger (4).
3. The heat exchange structure according to claim 1, further comprising a third temperature sensor (23) and a fourth temperature sensor (24) arranged on the heat exchange line (1), the third temperature sensor (23) being arranged upstream of the heat exchanger (4) and the fourth temperature sensor (24) being arranged downstream of the heat exchanger (4).
4. The heat exchange structure according to claim 1, wherein the heat exchange structure comprises:
a compressor (6) arranged on the heating pipeline (2); and/or the number of the groups of groups,
-a throttling element (7), said throttling element (7) being arranged on said heating circuit (2) to control the flow of fluid inside said heating circuit (2); and/or the number of the groups of groups,
the water pump (8) is arranged on the heat exchange pipeline (1).
5. A water heater comprising a heat exchange structure, wherein the heat exchange structure is as claimed in any one of claims 1 to 4.
6. A monitoring method applicable to the heat exchange structure according to any one of claims 1 to 4, characterized in that the monitoring method comprises:
measuring the flow A of the fluid in the heat exchange pipeline (1) through a flow sensor (11) of the heat exchange structure;
measuring a value Z of a change in temperature of the fluid in the heat exchange line (1) and/or the heating line (2) by means of a temperature sensing element (5);
judging whether the heat exchange structure needs to be cleaned or not according to the flow A and the temperature change value Z.
7. The method of monitoring according to claim 6, wherein the method for determining whether cleaning the heat exchange structure is required according to the flow a comprises:
comparing the value of flow a with a threshold B;
if A is less than or equal to B, judging whether the heat exchange structure needs to be cleaned according to the temperature change value Z;
if A is more than B, the heat exchange structure is not cleaned.
8. The monitoring method according to claim 7, wherein the obtaining method of the threshold B includes:
under a preset working condition, measuring a preset flow value X of fluid in the heat exchange pipeline (1); b=ax; wherein 0 < a < 1, wherein the preset flow value X is set by the following method: and adjusting the water pump (8) of the heat exchange structure to a preset working condition, continuously sampling for n times after the water pump runs for a preset time, and taking the average value of the flow values sampled for n times as a preset flow value X.
9. The method of monitoring as set forth in claim 8, wherein,
the method for setting the preset flow value X comprises the following steps: when the heat exchange structure is used for the first time or after cleaning, sampling the fluid in the heat exchange pipeline (1) for n times; and/or, a=80%.
10. The method according to claim 7, wherein the method for determining whether cleaning the heat exchange structure is required according to the temperature change value Z comprises:
according to the temperature change value Z and the flow A, calculating a heat exchange efficiency value V;
and comparing the heat exchange efficiency value V with a threshold value Y, and if V is smaller than Y, cleaning the heat exchange structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311172256.6A CN117329702A (en) | 2023-09-12 | 2023-09-12 | Heat exchange structure, water heater and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311172256.6A CN117329702A (en) | 2023-09-12 | 2023-09-12 | Heat exchange structure, water heater and monitoring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117329702A true CN117329702A (en) | 2024-01-02 |
Family
ID=89276273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311172256.6A Pending CN117329702A (en) | 2023-09-12 | 2023-09-12 | Heat exchange structure, water heater and monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117329702A (en) |
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2023
- 2023-09-12 CN CN202311172256.6A patent/CN117329702A/en active Pending
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