CN107192572B - Air conditioner thermal comfort performance test system and test method thereof - Google Patents
Air conditioner thermal comfort performance test system and test method thereof Download PDFInfo
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Abstract
The invention provides a thermal comfort performance test system of an air conditioner and a test method thereof, wherein the test system comprises the air conditioner for testing, a comfort tester for testing indoor PMV and DR values, and a plurality of thermocouples for testing indoor temperature, wherein the thermocouples are arranged at different positions indoors; the testing method comprises the following steps: s0: opening the thermocouples at all positions, periodically collecting temperature values at all positions, calculating the average value of the temperature values at different positions, and starting the air conditioner; s1: testing each test index of the thermal comfort degree, and calculating each index value according to a preset scoring standard; s2: adding the scores of all the test indexes according to preset weights, and calculating to obtain a test value of the thermal comfort degree; s3: and judging whether the thermal comfort performance of the air conditioner is qualified or not according to a preset grading standard. By comprehensively evaluating multiple indexes of the thermal comfort level, the performance test of the thermal comfort level of the air conditioner is more accurately realized.
Description
Technical Field
The invention belongs to the field of air conditioners, and particularly relates to the field of thermal comfort testing of an air conditioner.
Background
With the development of economic technology and the continuous improvement of living standard, the requirement of people on the heat comfort of the indoor environment is higher and higher, and the construction of a healthy, comfortable, environment-friendly and energy-saving indoor environment is particularly important. Air conditioners have become the primary tool for creating indoor environments.
The invention discloses a heat and humidity environment comprehensive control air conditioner system and method based on heat comfort evaluation, the invention sets the air conditioner comfortable operation grade and the corresponding PMV numerical range according to the national standard regulation, so that the air conditioner has the humidification and regulation functions, the average heat sensation index PMV value is calculated by obtaining the air temperature, the air relative humidity, the average radiation temperature, the air speed, the metabolic rate and the clothing thermal resistance, and is compared with the preset comfortable PMV value interval, and the air supply speed, the refrigeration/heating, the humidification/dehumidification operation states of the air conditioner are intelligently adjusted according to the comparison result, so that the target area reaches the comfortable state satisfying the human body, the human body comfort requirement is ensured to be met, the heat and humidity environment of the target area is favorably improved, and the energy conservation and emission reduction of the building are promoted.
Indoor environment thermal comfort includes the qualification of indexes such as PMV, cooling rate (or rate of rise), temperature deviation, temperature homogeneity, temperature fluctuation, vertical air temperature difference, DR, and in the above-mentioned current patent, it only relies on PMV's single numerical value to carry out the regulation of comfort level, and is comparatively single, the thermal comfort performance of test air conditioner that is not enough accurate.
Disclosure of Invention
In order to solve the problems, the invention provides a system and a method for testing the thermal comfort performance of an air conditioner.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an air conditioner thermal comfort performance test system, is including the air conditioner that is used for the test, is used for the comfort tester of indoor PMV of test and DR numerical value to and be used for a plurality of thermocouples of test room temperature, wherein, a plurality of the thermocouple sets up in indoor a plurality of different positions departments.
A method for testing the thermal comfort performance of an air conditioner comprises the following steps:
s0: opening the thermocouples at all positions, periodically collecting temperature values at all positions, calculating the average value of the temperature values at different positions, and starting the air conditioner when the temperature reaches a thermal stable state;
s1: testing each test index of the thermal comfort degree respectively, and calculating each index value according to a preset scoring standard;
s2: adding the scores of all the test indexes according to preset weights, and calculating to obtain a test value of the thermal comfort degree;
s3: and judging whether the thermal comfort performance of the air conditioner is qualified or not according to a preset grading standard.
As a further optimization of the present invention, in step S1, the test indexes include a temperature decrease or increase rate index, a temperature deviation index, a temperature uniformity index, a temperature fluctuation index, a vertical air temperature difference index, a PMV index, and a DR index.
As a further optimization of the present invention, in step S1, when the test index is the cooling rate, the specific steps are as follows: and (3) under the refrigeration mode, the air conditioner is adjusted to operate until the air conditioner stops when the instantaneous average temperature measured by all the indoor thermocouples reaches 27 ℃, and the cooling rate is calculated according to the following formula:
wherein Rc is the cooling rate, and the unit ℃/min; tc1 is the average temperature of all indoor measuring points at the time of starting the air conditioner, and is the unit; tc2 is the average temperature of all indoor measuring points at the end of the cooling test, and is the unit ℃; tc is the time from the starting time of the air conditioner to the time when the average temperature of all temperature measuring points reaches the preset temperature, and the unit is min; when the test index is the heating rate, firstly, the air conditioner is adjusted to operate in a heating mode until the instantaneous average temperature measured by all indoor thermocouples reaches 20 ℃, and then the air conditioner stops, and the heating rate is calculated according to the following formula:
wherein R ishThe temperature rise rate is unit ℃/min; t is th2The average temperature of all indoor temperature measuring points is measured in unit when the temperature rise test is finished; t is th1The average temperature of all indoor measuring points at the time of starting the air conditioner is unit; t ishThe unit of min is the time from the starting time of the air conditioner to the time when the average temperature of all the measuring points reaches the specified temperature.
As a further optimization of the present invention, in step S1, when the test index is the temperature deviation index, the following specific steps are performed: adjusting the air conditioner to respectively reach a thermal stable state in a refrigeration mode and a heating mode, and calculating the difference value between the average temperature measurement value and the set temperature of the air conditioner within the indoor preset time according to the following formula, namely a temperature deviation value: Δ t ═ tp-tsWherein, delta t is temperature deviation and the unit is; t is tpThe indoor measured temperature is unit ℃; t is tsThe temperature is set for the air conditioner, in units,
wherein, tpiThe actual temperature (the average value of the selected temperature in the preset time) of the ith temperature measuring point is measured in unit; and n is the number of thermocouples.
As a further optimization of the present invention, in step S1, when the test index is a temperature fluctuation index, specifically: after the air conditioner is started to reach a thermal stable state, measuring the temperature values of all indoor temperature measuring points, wherein the temperature fluctuation value of each temperature measuring point is calculated by the following formula:
wherein, TσIs the temperature fluctuation of the measuring point; n is the number of temperatures recorded by the measuring point in preset time; t is tiThe instantaneous temperature of the temperature measuring point;
the average temperature of the measuring point in a preset time is taken as the temperature; temperature fluctuations of indoor environment
The temperature fluctuation of all measuring points is the average value.
As a further optimization of the present invention, in step S1, when the test index is temperature uniformity, the following steps are specifically performed: after the air conditioner is started to reach a thermal stable state, measuring the temperature values of all temperature detection points in the room within preset time, and calculating the indoor temperature uniformity value according to the following formula:
wherein, TsThe instantaneous temperature uniformity; t is tiIs the instantaneous temperature at detection point i in units; t is tmThe instantaneous average temperature of all temperature measuring points is unit ℃; m is the total number of temperature measuring points; temperature uniformity throughout the room
Averaging the instantaneous temperature uniformity of all measuring pointsThe value is obtained.
As a further optimization of the present invention, in step S1, when the test index is the vertical temperature difference index, the specific steps are as follows: after the indoor environment reaches a thermal stable state, measuring the temperature values of all temperature detection points at the head and foot positions of the personnel in the indoor under the sitting posture state within the preset time, and calculating according to the following formula
Wherein, Tv is the vertical air temperature difference and the unit is; t is thkThe average temperature of a detection point at the head height position (1.7 m) when a person stands in the indoor vertical direction in the collection time is measured in unit; t is tlkThe average temperature of a detection point at the waist height position (0.6 m) of a person sitting in the indoor vertical direction in unit is collected within the time; k is the total number of measuring points on the height plane of the head or the waist.
As a further optimization of the present invention, in step S1, when the test index is PMV, the following concrete steps are performed: after the indoor environment reaches a thermal stability state, selecting the human body metabolic rate in a sitting posture activity state, selecting the clothing thermal resistance when wearing underpants, short-sleeved shirts, light trousers, thin shorts and shoes in summer, and reading the PMV index of the detection points by a comfort level measuring instrument if selecting the clothing thermal resistance when wearing underpants, shirts, trousers, jackets, socks and shoes in winter, wherein the PMV index of the whole room is the average value of the PMV index in all the detection points within preset time; and when the test index is DR, reading the DR value of the indoor monitoring point by the comfort level measuring instrument after the indoor environment reaches a thermal stable state, wherein the DR index in the whole room is the average value of the DR values of all the monitoring points in the preset time.
As a further optimization of the present invention, in step S2, the preset weights of the test indexes are specifically: the index weight of the temperature reduction rate (or the temperature rise rate) is 20%, the index weight of the temperature deviation is 10%, the index weight of the temperature uniformity is 10%, the index weight of the temperature fluctuation is 10%, the index weight of the vertical temperature difference is 10%, the index weight of the PMV is 35%, and the index weight of the DR is 5%.
Compared with the prior art, the invention has the advantages and positive effects that: the invention can realize the performance test of the thermal comfort degree of the air conditioner more accurately by comprehensively evaluating a plurality of indexes of the thermal comfort degree in the testing stage of the air conditioner.
Drawings
Fig. 1 is a schematic diagram of a thermal comfort performance testing system of an air conditioner according to the present invention.
In the above figures: 1. an air conditioner; 2. a comfort tester; 3. and a thermocouple.
Detailed Description
The invention is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Before explaining the present invention, the terms used in the present invention will be further explained below: the thermal stable state is to measure the indoor temperature, and calculate the average value of the indoor temperature every 20min, and the difference value of 3 continuous average values is not more than 1 ℃, namely the thermal stable state is reached. PMV means the predicted average heat sensation index, and DR means the blowing sensation index.
As shown in fig. 1, the present invention provides an air conditioner thermal comfort performance test system for testing the thermal comfort of an indoor environment when an air conditioner is operated, which includes an air conditioner 1 for testing, a comfort tester 2 for testing indoor PMV and DR values, and a plurality of thermocouples 3 for testing indoor temperature, wherein the plurality of thermocouples 3 are disposed at a plurality of different locations in a room.
With further reference to fig. 1, an installation embodiment for the present system is shown in fig. 1. The indoor unit of the air conditioner 1 is arranged at the 1/2 position of the test wall, the height is 2.3m +/-0.1 m (namely the height of the lower edge of the indoor unit from the ground), and other conditions meet the requirement of GB/T7725; placing a comfort degree measuring instrument for measuring PMV and blowing sensation index DR at the middle position (namely the position E in figure 1) of an indoor horizontal plane, wherein the height is 0.6m (sitting posture) or 1.1m (standing posture), opening a testing device, adjusting the testing working condition, starting data acquisition, and acquiring data once within at least 10s of sampling time; the thermocouples are arranged at nine temperature test points according to A, B, C, D, E, F, G, H, I shown in the figure, and 3 thermocouples (the ground clearance is 0.6m, 1.1m and 1.71m in sequence, and A (1-3), B (1-3), C (1-3), D (1-3), E (1-3), F (1-3), G (1-3), H (1-3) and I (1-3) are uniformly arranged on a vertical line corresponding to each temperature test point; the space coordinates of each test point obtained in this way are:
in addition, in the above, the comfort measuring instrument refers to a "PMV-PPD indoor thermal comfort measuring system", and a PMV and PPD curve is further generated by collecting six parameters of indoor temperature, thermal radiation, clothing, humidity, activity amount, and wind speed, which is well known by those skilled in the art, and therefore, a specific measuring method thereof is not described herein again.
Meanwhile, the invention also provides a method for testing the thermal comfort performance of the air conditioner according to the thermal comfort performance system of the air conditioner, which comprises the following steps:
s0: opening the thermocouples at all positions, periodically collecting temperature values at all positions, calculating the average value of the temperature values at different positions, and starting the air conditioner when the temperature reaches a thermal stable state; the method is set artificially at regular intervals, and can be selected randomly according to different requirements, such as selecting to collect every 10s once, and the like;
s1: testing each test index of the thermal comfort degree respectively, and calculating each index value according to each preset scoring standard;
s2: adding the test index scores according to a preset weight, and calculating to obtain a test value of the thermal comfort degree;
s3: and judging whether the thermal comfort performance of the air conditioner is qualified or not according to a preset grading standard.
Specifically, in step S1, the test indicators include a temperature decrease or increase rate indicator, a temperature deviation indicator, a temperature uniformity indicator, a temperature fluctuation indicator, a vertical air temperature difference indicator, a PMV indicator, and a DR indicator.
When the test index is the cooling rate, the method specifically comprises the following steps: and (3) under the refrigeration mode, the air conditioner is adjusted to operate until the air conditioner stops when the instantaneous average temperature measured by all the indoor thermocouples reaches 27 ℃, and the cooling rate is calculated according to the following formula:
wherein Rc is the cooling rate, and the unit ℃/min; t is tc1The average temperature of all indoor measuring points at the time of starting the air conditioner is unit; t is tc2When the temperature reduction test is finished, the average temperature of all indoor measuring points is measured in unit; t iscThe unit of min is the time from the starting time of the air conditioner to the time when the average temperature of all temperature measuring points reaches the preset temperature.
After the cooling rate is tested, the cooling rate is further scored according to the cooling rate scoring table of the following table 1:
table 1: cooling rate scoring table
For example, if the calculated cooling rate is 0.4 ℃/min, the corresponding score value is 1.5.
When the test index is the heating rate, firstly, the air conditioner is adjusted to operate in a heating mode until the instantaneous average temperature measured by all indoor thermocouples reaches 20 ℃, and then the air conditioner stops, and the heating rate is calculated according to the following formula:
wherein Rh is the heating rate, and the unit ℃/min; t is th2The average temperature of all indoor temperature measuring points is measured in unit when the temperature rise test is finished; t is th1The average temperature of all indoor measuring points at the time of starting the air conditioner is unit; t ishThe unit of min is the time from the starting time of the air conditioner to the time when the average temperature of all the measuring points reaches the specified temperature.
After the heating rate is tested, the heating rate is further scored according to the heating rate scoring table of table 2 below:
table 2: heating rate scoring table
When the test index is a temperature deviation index, the method specifically comprises the following steps: adjusting the air conditioner to respectively reach a thermal stable state in a refrigeration mode and a heating mode, and calculating the difference value between the average temperature measurement value and the set temperature of the air conditioner within the indoor preset time according to the following formula, namely a temperature deviation value: Δ t ═ tp-tsWherein, delta t is temperature deviation and the unit is; t is tpThe indoor measured temperature is unit ℃; t is tsThe temperature is set for the air conditioner, in units,
wherein, tpiThe actual temperature (the average value of the selected temperature in the preset time) of the ith temperature measuring point is measured in unit; and n is the number of thermocouples.
After testing the temperature deviation index, further scoring the temperature deviation according to the following table 3 temperature deviation index scoring table:
table 3: temperature deviation index scoring table
When the test index is a temperature fluctuation index, the toolThe body is as follows: after the air conditioner is started to reach a thermal stable state, measuring the temperature values of all indoor temperature measuring points, wherein the temperature fluctuation value of each temperature measuring point is calculated by the following formula:
wherein, T sigma is the temperature fluctuation of the measuring point; n is the number of temperatures recorded by the measuring point in preset time; ti is the instantaneous temperature of the temperature measurement point;
the average temperature of the measuring point in a preset time is taken as the temperature; temperature fluctuations of indoor environment
The temperature fluctuation of all measuring points is the average value.
After the temperature fluctuation index is tested, the temperature fluctuation is further scored according to the temperature fluctuation index scoring table of table 4 below:
table 4: temperature fluctuation index scoring table
When the test index is temperature uniformity, the method specifically comprises the following steps: after the air conditioner is started to reach a thermal stable state, measuring the temperature values of all temperature detection points in the room within preset time, and calculating the indoor temperature uniformity value according to the following formula:
wherein, TsThe instantaneous temperature uniformity; t is tiIs the instantaneous temperature at detection point i in units; t is tmThe instantaneous average temperature of all temperature measuring points is unit ℃; m is the total number of temperature measuring points; temperature uniformity throughout the room
The average value of the instantaneous temperature uniformity of all the measuring points is obtained.
After the temperature uniformity index is tested, the temperature uniformity is further scored according to the following table 5 temperature uniformity index scoring table:
table 5: temperature uniformity index scoring table
When the test index is the vertical temperature difference index, specifically: after the indoor environment reaches a thermal stable state, measuring the temperature values of all temperature detection points at the head and foot positions of the personnel in the indoor under the sitting posture state within the preset time, and calculating according to the following formula
Wherein, Tv is the vertical air temperature difference and the unit is; t is thkThe average temperature of a detection point at the head height position (1.7 m) when a person stands in the indoor vertical direction in the collection time is measured in unit; t is tlkThe average temperature of a detection point at the waist height position (0.6 m) of a person sitting in the indoor vertical direction in unit is collected within the time; k is the total number of measuring points on the height plane of the head or the waist.
After the vertical temperature difference index is tested, the vertical temperature difference is further scored according to the vertical temperature difference index scoring table of the following table 6:
table 6: vertical temperature difference index scoring table
When the test index is PMV, the following concrete steps are carried out: after the indoor environment reaches a thermal stability state, the human body metabolic rate in a sitting posture activity state is selected, if summer, the clothing thermal resistance when underpants, short-sleeved shirts, light trousers, thin shorts and shoes are worn is selected, if winter, the clothing thermal resistance when underpants, shirts, trousers, jackets, socks and shoes are worn is selected, the PMV indexes of the detection points are read by a comfort degree measuring instrument, and the PMV index of the whole room is the average value of the PMV indexes in all the detection points within the preset time.
After testing the PMV index, the PMV values were further scored according to the PMV index scoring table of table 7 below:
table 7: PMV index scoring table
And when the test index is DR, reading the DR value of the indoor monitoring point by the comfort level measuring instrument after the indoor environment reaches a thermal stable state, wherein the DR index in the whole room is the average value of the DR values of all the monitoring points in the preset time.
After testing the DR index, the DR values were further scored according to the DR index scoring table of table 8 below:
table 8: DR index scoring table
After the thermal comfort performance indexes are sequentially evaluated, the thermal comfort performance indexes are calculated according to a preset weight according to a preset scoring table of each index, wherein the preset weight of each test index is specifically as follows: the index weight of the temperature reduction rate (or the temperature rise rate) is 20%, the index weight of the temperature deviation is 10%, the index weight of the temperature uniformity is 10%, the index weight of the temperature fluctuation is 10%, the index weight of the vertical temperature difference is 10%, the index weight of the PMV is 35%, and the index weight of the DR is 5%.
And after the weights of the index items are added, judging whether the thermal comfort performance of the air conditioner is qualified or not according to a preset grading standard. The preset scoring criteria can be formulated as required, for example, whether the product is qualified can be determined according to the scoring requirements in table 9.
Table 9: requirement for rating
For example, when the air conditioner is a fixed-frequency air conditioner, in the cooling mode, the indexes are weighted and added to be 3, the air conditioner is not qualified, and if the indexes are 4, the air conditioner is qualified.
Or whether the evaluation is qualified or not can be carried out by a star rating system in the table 10.
Table 10: indoor thermal comfort performance evaluation star rating
| Star grade | Evaluation score |
| ★★★★★ | ≥4.50 |
| ★★★★ | 4.00～4.49 |
| ★★★ | 3.50～3.99 |
| ★★ | 3.00～3.49 |
| ★ | ≤2.99 |
After evaluation in this manner, if the star rating is defined to be 3 or more, the evaluation is passed, and if the weighted evaluation score is 3.49 or less, the evaluation is failed.
Claims (7)
1. A method for testing the thermal comfort performance of an air conditioner is characterized by comprising the following steps: the method comprises the following steps:
s0: opening the thermocouples at all positions, periodically collecting temperature values at all positions, calculating the average value of the temperature values at different positions, and starting the air conditioner when the temperature reaches a thermal stable state;
s1: respectively testing various testing indexes of the thermal comfort degree, including a heating rate index, a temperature deviation index, a temperature uniformity index, a temperature fluctuation index, a vertical air temperature difference index, a PMV index and a DR index, and calculating the numerical values of the indexes according to a preset scoring standard;
s2: adding the scores of all the test indexes according to preset weights, and calculating to obtain a test value of the thermal comfort degree;
s3: judging whether the thermal comfort performance of the air conditioner is qualified or not according to a preset grading standard;
in step S1, the test index includes a temperature reduction rate index, which specifically is: and (3) under the refrigeration mode, the air conditioner is adjusted to operate until the air conditioner stops when the instantaneous average temperature measured by all the indoor thermocouples reaches 27 ℃, and the cooling rate is calculated according to the following formula:
wherein Rc is the cooling rate, and the unit ℃/min; t is tc1The average temperature of all indoor measuring points at the time of starting the air conditioner is unit; t is tc2When the temperature reduction test is finished, the average temperature of all indoor measuring points is measured in unit; tc is the time from the starting time of the air conditioner to the time when the average temperature of all temperature measuring points reaches the preset temperature, and the unit is min; when the test index is the heating rate, firstly, the air conditioner is adjusted to operate in a heating mode until the instantaneous average temperature measured by all indoor thermocouples reaches 20 ℃, and then the air conditioner stops, and the heating rate is calculated according to the following formula:
wherein R ishThe temperature rise rate is unit ℃/min; t is th2The average temperature of all indoor temperature measuring points is measured in unit when the temperature rise test is finished; t is th1The average temperature of all indoor measuring points at the time of starting the air conditioner is unit; t ishThe unit of min is the time from the starting time of the air conditioner to the time when the average temperature of all the measuring points reaches the specified temperature.
2. The method for testing the thermal comfort performance of the air conditioner according to claim 1, wherein: in step S1, when the test index is the temperature deviation index, the following concrete steps are performed: adjusting the air conditioner to respectively reach a thermal stable state in a refrigeration mode and a heating mode, and calculating the difference value between the average temperature measurement value and the set temperature of the air conditioner within the indoor preset time according to the following formula, namely a temperature deviation value: Δ t ═ tp-tsWherein, delta t is temperature deviation and the unit is; t is tpThe indoor measured temperature is unit ℃; t is tsThe temperature is set for the air conditioner, in units,
wherein, tpiThe actual temperature of the ith temperature measuring point is the average value of the selected temperature in the preset time in unit; and n is the number of thermocouples.
3. The method for testing the thermal comfort performance of the air conditioner according to claim 1, wherein: in step S1, when the test index is the temperature fluctuation index, the specific steps are: after the air conditioner is started to reach a thermal stable state, measuring the temperature values of all indoor temperature measuring points, wherein the temperature fluctuation value of each temperature measuring point is calculated by the following formula:
wherein, TσIs the temperature fluctuation of the measuring point; n is the number of temperatures recorded by the measuring point in preset time; t is tiThe instantaneous temperature of the temperature measuring point;
the average temperature of the measuring point in a preset time is taken as the temperature; temperature fluctuations of indoor environment
The temperature fluctuation of all measuring points is the average value.
4. According to the claimsThe method for testing the thermal comfort performance of the air conditioner in the step 1 is characterized by comprising the following steps: in step S1, when the test indicator is temperature uniformity, the following steps are specifically performed: after the air conditioner is started to reach a thermal stable state, measuring the temperature values of all temperature detection points in the room within preset time, and calculating the indoor temperature uniformity value according to the following formula:
wherein, TsThe instantaneous temperature uniformity; t is tiIs the instantaneous temperature at detection point i in units; t is tmThe instantaneous average temperature of all temperature measuring points is unit ℃; m is the total number of temperature measuring points; temperature uniformity throughout the room
The average value of the instantaneous temperature uniformity of all the measuring points is obtained.
5. The method for testing the thermal comfort performance of the air conditioner according to claim 1, wherein: in step S1, when the test index is the vertical temperature difference index, the specific steps are: after the indoor environment reaches a thermal stable state, measuring the temperature values of all temperature detection points at the head and foot positions of the personnel in the indoor under the sitting posture state within the preset time, and calculating according to the following formula
Wherein, TvIs the vertical air temperature difference in units; t is thkTaking the average temperature of 1.7m detection points at the head height position when a person stands in the indoor vertical direction within the collection time in unit ℃; t is tlkThe average temperature of a detection point of 0.6m at the waist height position of a person sitting in the indoor vertical direction in unit is acquired within the acquisition time; k is the total number of measuring points on the height plane of the head or the waist.
6. The method for testing the thermal comfort performance of the air conditioner according to claim 1, wherein: in step S1, when the test index is PMV, the following concrete steps are performed: after the indoor environment reaches a thermal stability state, selecting the human body metabolic rate in a sitting posture activity state, selecting the clothing thermal resistance when wearing underpants, short-sleeved shirts, light trousers, thin shorts and shoes in summer, and reading the PMV index of the detection points by a comfort level measuring instrument if selecting the clothing thermal resistance when wearing underpants, shirts, trousers, jackets, socks and shoes in winter, wherein the PMV index of the whole room is the average value of the PMV index in all the detection points within preset time; and when the test index is DR, reading the DR value of the indoor monitoring point by the comfort level measuring instrument after the indoor environment reaches a thermal stable state, wherein the DR index in the whole room is the average value of the DR values of all the monitoring points in the preset time.
7. The method for testing thermal comfort performance of an air conditioner according to any one of claims 1 to 6, wherein: in step S2, the preset weights of the test indexes are specifically: the index weight of the temperature reduction rate or the temperature rise rate is 20%, the index weight of the temperature deviation is 10%, the index weight of the temperature uniformity is 10%, the index weight of the temperature fluctuation is 10%, the index weight of the vertical temperature difference is 10%, the index weight of the PMV is 35%, and the index weight of the DR is 5%.
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| CN109470366A (en) * | 2018-11-08 | 2019-03-15 | 哈尔滨工业大学 | A kind of thermal comfort evaluation system based on three-dimensional radiation environment |
| CN113865037A (en) * | 2020-06-30 | 2021-12-31 | 青岛海尔空调器有限总公司 | Control method for environment conditioning system and environment conditioning system |
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