CN113144840A - Method for quantitatively measuring and calculating recommended dehumidification area of dehumidifier based on big data mobile phone APP - Google Patents
Method for quantitatively measuring and calculating recommended dehumidification area of dehumidifier based on big data mobile phone APP Download PDFInfo
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Abstract
The invention discloses a method for quantitatively measuring and calculating a recommended dehumidification area of a dehumidifier based on a big data mobile phone APP, which provides a quantitative recommended dehumidification area by using a test method, provides a specific test method capable of verifying whether the area is appropriate or not, and fills the blank of the dehumidifier industry; and the quick calculation of the recommended dehumidification area and the dehumidification effect is realized through a mobile phone APP remote calculation method. The dehumidifier test data is an original data set of the dehumidification area APP, the original data set is led into the dehumidification area APP, and a recommended dehumidification area calculation formula is obtained through automatic analysis of the dehumidification area APP. Automatically fitting to give a calculation relation between the dehumidification area and the dehumidification amount according to the original data; evaluating whether the dehumidification effect is achieved or not according to the actual measurement result; and automatically calculating the recommended dehumidification area according to the dehumidification amount. The method takes dehumidifier test data and dehumidifier actual acquisition data as technical bases, fitting, verifying and reducing the dehumidification time and the dehumidification effect to the maximum extent, and ensuring the quality detection accuracy of the dehumidifier.
Description
Technical Field
The invention belongs to the technical field of performance testing of refrigeration dehumidifiers, and particularly relates to a method for quantitatively measuring and calculating recommended dehumidification area and dehumidification effect of a dehumidifier based on a big data mobile phone APP. Based on the principle of refrigeration and dehumidification, the invention provides a method for quantitatively measuring and calculating recommended dehumidification area and dehumidification effect of a dehumidifier based on big data by using a mobile phone APP.
Background
In recent years, along with the improvement of the living standard of people, people pay more attention to comfortable life, the dehumidifier also starts to enter common families, according to the research and display of the industry, the market of the dehumidifier keeps a growing development situation, and the future growth space is large. With the popularization rate of the dehumidifier in the family of consumers, the attention of people to the dehumidifier is from whether the dehumidifier can dehumidify to whether the dehumidification effect is good or not, the feedback data of the Beijing east shows that when the consumer purchases the dehumidifier, the recommended dehumidification area and the attention of the dehumidification effect of the dehumidifier are high, and the feedback of the dehumidification effect of the dehumidifier on the complaint problem after purchase is large. Aiming at the two indexes, only a nominal dehumidification method is specified according to the current national standard GB/T19411, the test method adopts the principle of environmental temperature and humidity balance, in a constant-temperature and constant-humidity laboratory environment, the environmental working condition is maintained at 27 ℃ and 60 percent of relative humidity, the balance state is maintained through the dehumidification of a dehumidifier and the humidification of equipment, the method can measure the dehumidification amount of the dehumidifier, but the dehumidification effect of the dehumidifier and the applicable room area size cannot be judged.
The quality of the dehumidification capacity of the dehumidifier can not be evaluated by the existing test method, which is also unfavorable for the development of products, so that a quantitative test method is developed, the dehumidification effect can be evaluated, guidance is provided for consumers to purchase products, and support is provided for the design and research of the products.
The research of the method is based on a large amount of test data, the quantitative relation among the dehumidification amount, the dehumidification time and the recommended dehumidification area is found out through the test data, and a test method is provided, so that the quantitative dehumidification area can be examined through a laboratory method to determine whether the actual prototype achieves the design effect or not.
Disclosure of Invention
The invention provides a quantitative measuring and calculating method for recommended dehumidification area and dehumidification effect of a dehumidifier based on a refrigeration dehumidification principle, a test method is utilized to give quantitative recommended dehumidification area and a specific test method capable of verifying whether the area is appropriate is given, and the blank of the dehumidifier industry is filled; and the quick calculation of the recommended dehumidification area and the dehumidification effect is realized through a mobile phone APP remote calculation method.
The technical scheme adopted by the invention is a method for quantitatively measuring and calculating the recommended dehumidification area of a dehumidifier based on a big data mobile phone APP, and the specific technical scheme of the method is as follows:
the dehumidifier test data is an original data set of the dehumidification area APP, the original data set is led into the dehumidification area APP, and a recommended dehumidification area calculation formula is obtained through automatic analysis of the dehumidification area APP.
Recommended dehumidification area calculation method
The functions that can be realized are: 1) automatically fitting to give a calculation relation between the dehumidification area and the dehumidification amount according to the original data; 2) evaluating whether the dehumidification effect is achieved or not according to the actual measurement result; 3) and the consumer automatically calculates the recommended dehumidification area according to the dehumidification amount.
Input quantity: the raw data includes initial dry bulb temperature, wet bulb temperature, or relative humidity; dry bulb temperature, wet bulb temperature or relative humidity and dehumidifier condensation water amount when reaching comfortable humidity of 50%; the dry bulb temperature, the wet bulb temperature or the relative humidity and the condensation water amount of the dehumidifier are obtained after 1 hour of operation; laboratory size specification.
Inputting an interface: if the recommended dehumidification area is calculated, inputting high-temperature dehumidification capacity, the maximum time and the minimum time of acceptance; and if the dehumidification effect is evaluated, inputting a high-temperature dehumidification amount, a recommended dehumidification area lower limit and a recommended dehumidification area upper limit.
The dehumidifier test data acquisition process is as follows:
1) and (3) formulating a dehumidification effect test method, and collecting 30min of condensation water, ambient temperature and ambient humidity when the relative humidity of the test room is reduced to 50% RH and 1h in the dehumidification effect test process as the collection basic parameters of the dehumidifier test.
Selecting a plurality of sample machines with different dehumidification ranges from different manufacturers, performing dehumidification effect tests in different laboratories, and acquiring and recording basic parameters of dehumidifier test acquisition in the test process;
2) analyzing the acquired basic parameters of the dehumidifier test to find out parameters influencing the test result, wherein the specific process comprises the following steps:
a) a temperature rise correction coefficient;
under the specified conditions, when the dehumidifier is operated until the relative humidity reaches 50 percent, the actual measurement of the initial moisture content dtsAnd the measured end moisture content dt50The difference between the theoretical initial and final moisture content (d)s30-80、ds30-50) The ratio of the difference between them.
b)1h, correcting coefficient of the condensation water amount;
under the specified conditions, the ratio of the condensed water amount of the dehumidifier which is operated for 1 hour to the high-temperature dehumidification amount of the dehumidifier which is indicated by the nameplate and is used for 1 hour is converted into the condensed water amount per hour according to the high-temperature dehumidification amount.
c) A time reference;
at the claimed dehumidification area, the dehumidifier is run for the time required for the relative humidity to reach 50% RH.
If the time reference is 30min, the dehumidifier is used for reducing the relative humidity of the recommended dehumidification area from 30 ℃ to 80% RH to 50% RH within 30 min.
d) A dehumidification time correction factor;
under prescribed conditions, the dehumidifier is operated to a ratio of time taken for the relative humidity to reach 50% RH to a time reference value.
e) An area conversion coefficient;
coefficient determined by laboratory area, time reference. And selecting a prototype matched with all the test rooms to be tested according to the specified reference time, and deducing an area conversion coefficient xi according to the operation parameters of the prototype.
3) Calculating the actual measurement applicable area of each dehumidifier under different time references
In the formula:
ADCmeasured applicable area of dehumidifier in square meter (m)2)；
ξ -area reduction factor;
κcw-1 h condensate quantity correction factor;
κtr-temperature rise correction factor;
κdct-a dehumidification time correction factor;
Vtrthe dehumidification volume, in units of cubic meters (m)3)；
2.5-assuming room height, in meters (m).
4) And fitting the relation between the high-temperature dehumidification capacity and the dehumidification area under different time benchmarks.
5) According to the fitting of the dehumidification amount and the dehumidification area, calculating the applicable areas of 10L/d-120L/d when the dehumidification reference time is respectively 20min, 25min, 30min, 35min, 40min and 50min, and further obtaining the fitting relation between the dehumidification area and the dehumidification time when the dehumidification amount is fixed;
6) according to the relation between the dehumidification time and the dehumidification area under different dehumidification amounts, the applicable areas of the dehumidifier with the humidity of 10L/d-120L/d when the time required for the dehumidifier to operate until the relative humidity reaches 50% is 30min, 60min, 90min, 120min and 150min are calculated, a curve is fitted, and coefficients a and b are given out and serve as a calculation formula of the final recommended dehumidification area.
Through opening cell-phone APP, through selecting to recommend in the cell-phone APP interface that dehumidification area calculates or dehumidification effect evaluation, according to the selection mode difference, according to the corresponding content of suggestion input, carry out relevant calculation. And when the number of the calculated models is more and batch calculation is needed, clicking the batch calculation function, and importing the data to be calculated for calculation.
Further, the data actually acquired by the dehumidifier each time is used as a part of the original data set of the dehumidification area APP to be continuously fitted.
In order to verify whether the declared recommended dehumidification area is appropriate or not, the test is carried out to verify that the sample is operated for 30min under the conditions that the ambient temperature is 30 ℃ and the relative humidity is 80% RH, the ambient working condition is closed, the sample stays for 3min, then the sample machine to be tested is opened under the clothes drying mode or the specified maximum dehumidification working condition according to the specification of a manufacturer, and the test is started.
When the relative humidity of the environment reaches 50% RH, the running time of the dehumidifier is recorded as tMeasured in fact。
t-dehumidification time, min
tMeasured in fact-dehumidificationActual running time of the machine, min;
Aclaim of Chinese characters-declared application area, m2；
ALaboratoryTest cell area, m2；
k is a correction coefficient and is related to the high-temperature dehumidification capacity DC _ H, and k is 0.1374 multiplied by DC _ H + 3.5129.
In order to facilitate laboratory verification, the evaluation results of dehumidification time and dehumidification effect are obtained through a selection tool of a mobile phone APP interface, laboratory verification and data related parameters through click calculation.
Compared with the prior art, the method takes the dehumidifier test data and the dehumidifier actual acquisition data as the technical basis, the dehumidification time and the dehumidification effect are fitted and verified to the maximum extent, and the quality detection accuracy of the dehumidifier is ensured.
Drawings
Fig. 1 is a derivation diagram of a calculation formula of a recommended dehumidification area.
FIG. 2 is a flow chart of a recommended dehumidification area calculation.
FIG. 3 is a schematic view of a recommendation interface.
Fig. 4 is a graph of the calculation results.
Fig. 5 is a graph showing a relationship between the high-temperature dehumidification amount and the dehumidification area.
FIG. 6 is a graph of the fit of dehumidification area to dehumidification time.
Fig. 7 is a graph showing the relationship between the dehumidification area and the high-temperature dehumidification amount.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Based on the test data or the actual collected data, importing the APP, and automatically analyzing to obtain a recommended dehumidification area calculation formula, as shown in fig. 1.
1) Test of dehumidification Effect
A dehumidification effect test method is formulated, and in the dehumidification effect test process, parameters such as 30min, 50% RH relative humidity of a test room, condensation water amount after 1h, environment temperature and humidity are collected;
selecting a plurality of sample machines with different dehumidification ranges from different manufacturers, performing dehumidification effect tests in different laboratories, and acquiring and recording the parameters in the test process;
2) analyzing the test data, and finding out parameters influencing the test result:
f) a temperature rise correction coefficient;
under the specified conditions, when the dehumidifier is operated until the relative humidity reaches 50 percent, the actual measurement of the initial moisture content dtsAnd the measured end moisture content dt50The difference between the theoretical initial and final moisture content (d)s30-80、ds30-50) The ratio of the difference between them.
g)1h, correcting coefficient of the condensation water amount;
under specified conditions, the dehumidifier operates at the ratio of the amount of the condensed water for 1 hour to the high-temperature dehumidification amount (converted into the amount of the condensed water per hour) for 1 hour as indicated by a nameplate.
h) A time reference;
at the stated dehumidification area by the manufacturer, the dehumidifier was run for the time required for the relative humidity to reach 50% RH.
If the time reference is 30min, the dehumidifier is used for reducing the relative humidity of the recommended dehumidification area from 30 ℃ to 80% RH to 50% RH within 30 min.
i) A dehumidification time correction factor;
under prescribed conditions, the dehumidifier is operated to a ratio of time taken for the relative humidity to reach 50% RH to a time reference value.
j) An area conversion coefficient;
coefficient determined by laboratory area, time reference. And selecting the optimal prototype matched with all the test rooms to be tested according to the specified reference time, and deducing an area conversion coefficient xi according to the operation parameters of the optimal prototype.
3) Calculating the actual measurement applicable area of each dehumidifier under different time references
In the formula:
ADCmeasured applicable area of dehumidifier in square meter (m)2)；
ξ -area reduction factor;
κcw-1 h condensate quantity correction factor
κtr-temperature rise correction factor
κdct-dehumidification time correction factor
VtrThe dehumidification volume, in units of cubic meters (m)3)；
2.5-assuming room height, in meters (m).
4) And fitting the relation between the high-temperature dehumidification capacity and the dehumidification area under different time bases, as shown in figure 5.
5) According to the fitting of the dehumidification amount and the dehumidification area, calculating the applicable areas of 10L/d-120L/d when the dehumidification reference time is respectively 20min, 25min, 30min, 35min, 40min and 50min, and further obtaining the fitting relation between the dehumidification area and the dehumidification time when the dehumidification amount is fixed, as shown in FIG. 6;
6) and calculating the applicable areas of the dehumidifier of 10L/d-120L/d when the time required for operating the dehumidifier until the relative humidity reaches 50% is 30min, 60min, 90min, 120min and 150min according to the relation between the dehumidification time and the dehumidification area under different dehumidification amounts, fitting a curve, and giving coefficients a and b as a calculation formula of the final recommended dehumidification area.
1. Recommendation of dehumidification area and dehumidification effect through remote calculation of mobile phone APP
The consumer can be through opening cell-phone APP, through selecting to recommend dehumidification area calculation or dehumidification effect evaluation in the APP interface, different according to the selection mode, according to the corresponding content of suggestion input, carry out relevant calculation, as shown in fig. 2. When the number of the calculated models is large and batch calculation is needed, the batch calculation function can be clicked, and the data to be calculated is imported for calculation.
2. Verification of claimed validity by laboratory
To verify whether the claimed recommended dehumidification area is appropriate, the verification is performed by the following test:
the test method comprises the steps of running for 30min under the conditions that the ambient temperature is 30 ℃ and the relative humidity is 80% RH, closing the ambient working condition, staying for 3min, then opening the tested sample machine in a clothes drying mode or a specified maximum dehumidification working condition according to the specification of a manufacturer, and starting the test. When the relative humidity of the environment reaches 50% RH, the running time of the dehumidifier is recorded as tMeasured in fact。
t-dehumidification time, min
tMeasured in fact-actual dehumidifier run time, min;
Aclaim of Chinese characters-declared application area, m2；
ALaboratoryTest cell area, m2；
k is a correction coefficient and is related to the high-temperature dehumidification capacity DC _ H, and k is 0.1374 multiplied by DC _ H + 3.5129.
For the aspect of laboratory verification, the evaluation results of dehumidification time and dehumidification effect are obtained through mobile phone APP, an APP interface selection tool, laboratory verification and data related parameters through click calculation.
Claims (4)
1. A method for quantitatively measuring and calculating recommended dehumidification area of a dehumidifier based on a big data mobile phone APP is characterized by comprising the following steps:
the method comprises the steps that dehumidifier test data are used as an original data set of a dehumidification area APP, the original data set is imported into the dehumidification area APP, and a recommended dehumidification area calculation formula is obtained through automatic analysis of the dehumidification area APP;
automatically fitting to give a calculation relation between the dehumidification area and the dehumidification amount according to the original data; evaluating whether the dehumidification effect is achieved or not according to the actual measurement result; according to the dehumidification amount, automatically calculating a recommended dehumidification area;
input amount of dehumidification area APP: the raw data includes initial dry bulb temperature, wet bulb temperature, or relative humidity; dry bulb temperature, wet bulb temperature or relative humidity and dehumidifier condensation water amount when reaching comfortable humidity of 50%; the dry bulb temperature, the wet bulb temperature or the relative humidity and the condensation water amount of the dehumidifier are obtained after 1 hour of operation; laboratory size specification;
interface input of dehumidification area APP: if the recommended dehumidification area is calculated, inputting high-temperature dehumidification capacity, the maximum time and the minimum time of acceptance; and if the dehumidification effect is evaluated, inputting a high-temperature dehumidification amount, a recommended dehumidification area lower limit and a recommended dehumidification area upper limit.
2. The method for quantitatively measuring and calculating the recommended dehumidification area of the dehumidifier based on the big data mobile phone APP as claimed in claim 1, wherein:
the dehumidifier test data acquisition process is as follows:
1) establishing a dehumidification effect test method, and collecting 30min of condensation water, ambient temperature and ambient humidity when the relative humidity of a test room is reduced to 50% RH and 1h as the collection basic parameters of the dehumidifier test in the dehumidification effect test process;
selecting a plurality of sample machines with different dehumidification ranges from different manufacturers, performing dehumidification effect tests in different laboratories, and acquiring and recording basic parameters of dehumidifier test acquisition in the test process;
2) analyzing the acquired basic parameters of the dehumidifier test to find out parameters influencing the test result, wherein the specific process comprises the following steps:
a) a temperature rise correction coefficient;
under the specified conditions, the dehumidifier is operated to reach the relative humidityAt 50%, the initial moisture content d is measuredtsAnd the measured end moisture content dt50The difference between the theoretical initial and final moisture content (d)s30-80、ds30-50) The ratio of the difference;
b)1h, correcting coefficient of the condensation water amount;
under the specified condition, the ratio of the condensation water volume of the dehumidifier which runs for 1 hour to the high-temperature dehumidification capacity which is expressed by the nameplate and is used for 1 hour is converted into the condensation water volume per hour according to the high-temperature dehumidification capacity;
c) a time reference;
the time required for the dehumidifier to operate until the relative humidity reaches 50% RH at the declared dehumidification area;
if the time reference is 30min, the relative humidity of the recommended dehumidification area is reduced from 30 ℃ to 80% RH to 50% RH by the dehumidifier within 30 min;
d) a dehumidification time correction factor;
under the specified conditions, the dehumidifier runs to the ratio of the time taken by the relative humidity to reach 50% RH and the time reference value;
e) an area conversion coefficient;
a coefficient determined by the laboratory area, time reference; selecting a prototype matched with all test rooms in the test according to specified reference time, and deducing an area conversion coefficient xi according to the operation parameters of the prototype;
3) calculating the actual measurement applicable area of each dehumidifier under different time references
In the formula:
ADCactual measurement of the applicable area of the dehumidifier;
ξ -area reduction factor;
κcw-1 h condensate quantity correction factor;
κtr-temperature rise correction factor;
κdct-a dehumidification time correction factor;
Vtr-a desiccant volume;
2.5-assume room height;
4) fitting the relation between the high-temperature dehumidification capacity and the dehumidification area under different time references;
5) according to the fitting of the dehumidification amount and the dehumidification area, calculating the applicable areas of 10L/d-120L/d when the dehumidification reference time is respectively 20min, 25min, 30min, 35min, 40min and 50min, and obtaining the fitting relation between the dehumidification area and the dehumidification time when the dehumidification amount is constant;
6) according to the relation between dehumidification time and dehumidification area under different dehumidification amounts, calculating the applicable areas of the dehumidifier of 10L/d-120L/d when the time required for operating the dehumidifier until the relative humidity reaches 50% is 30min, 60min, 90min, 120min and 150min, fitting a curve, and giving coefficients a and b as a calculation formula of the final recommended dehumidification area;
by opening the mobile phone APP, selecting whether recommended dehumidification area calculation or dehumidification effect evaluation needs to be carried out in the mobile phone APP interface, inputting corresponding contents according to prompts according to different selection modes, and carrying out related calculation; and when the number of the calculated models is more and batch calculation is needed, clicking the batch calculation function, and importing the data to be calculated for calculation.
3. The method for quantitatively measuring and calculating the recommended dehumidification area of the dehumidifier based on the big data mobile phone APP as claimed in claim 1, wherein: and continuously fitting the data actually acquired by the dehumidifier each time as a part of the original data set of the dehumidification area APP.
4. The method for quantitatively measuring and calculating the recommended dehumidification area of the dehumidifier based on the big data mobile phone APP as claimed in claim 1, wherein: in order to verify whether the recommended dehumidification area is proper or not, the test is performed to verify, the test is performed under the conditions that the environmental temperature is 30 ℃ and the relative humidity is 80% RH for 30min, the environmental working condition is closed and the test is stopped for 3min, then the tested sample machine is opened in a clothes drying mode or the specified maximum dehumidification working condition according to the specification of a manufacturer, and the test is started; when the relative humidity of the environment reaches 50% RH, the running time of the dehumidifier is recorded as tMeasured in fact；
t-dehumidification time, min
tMeasured in fact-actual dehumidifier run time, min;
Aclaim of Chinese characters-declared application area, m2；
ALaboratoryTest cell area, m2；
k is a correction coefficient, and is related to the high-temperature dehumidification capacity DC _ H, wherein k is 0.1374 multiplied by DC _ H + 3.5129;
for laboratory verification, the evaluation results of dehumidification time and dehumidification effect are obtained through click calculation through a selection tool of a mobile phone APP interface, laboratory verification and data related parameters.
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| US20100125367A1 (en) * | 2008-11-17 | 2010-05-20 | Dri-Eaz Products, Inc. | Methods and systems for determining dehumidifier performance |
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| CN105466516A (en) * | 2014-08-20 | 2016-04-06 | 南京军理智能科技股份有限公司 | Dehumidifier dehumidifying amount measuring apparatus and measuring method for same |
| CN110132619A (en) * | 2019-03-18 | 2019-08-16 | 三峡大学 | The test device of dehumidification system in a kind of convergence control cabinet |
| CN111307491A (en) * | 2020-03-30 | 2020-06-19 | 中家院（北京）检测认证有限公司 | Portable automatic performance testing device for dehumidifier |
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2021
- 2021-01-04 CN CN202110002400.6A patent/CN113144840B/en active Active
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| JPS6349222A (en) * | 1986-08-19 | 1988-03-02 | Nissin Electric Co Ltd | Evaluating method for dehumidifying capacity of dehumidifier |
| CN201191240Y (en) * | 2008-04-18 | 2009-02-04 | 海信科龙电器股份有限公司 | Dehumidification amount test system |
| US20100125367A1 (en) * | 2008-11-17 | 2010-05-20 | Dri-Eaz Products, Inc. | Methods and systems for determining dehumidifier performance |
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