CN107091753B - Air conditioner refrigerating efficiency when refrigerating capacity online test method - Google Patents
Air conditioner refrigerating efficiency when refrigerating capacity online test method Download PDFInfo
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- G—PHYSICS
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of air conditioner refrigerating efficiency when refrigerating capacity online test methods, during the refrigeration efficiency includes: operation of air conditioner than online test method, obtain real-time press frequency, real-time room temperature, real-time outdoor temperature, in real time in machine revolving speed and outer machine revolving speed in real time；According to core Energy Efficiency Ratio master meter determine the real-time press frequency and the real-time outdoor temperature corresponding to real-time kernel Energy Efficiency Ratio；Real-time room temperature Energy Efficiency Ratio modifying factor is determined according to the real-time room temperature and specified room temperature, machine revolving speed Energy Efficiency Ratio modifying factor in real time is determined according to the machine revolving speed interior in real time and specified interior machine revolving speed, according to the outer machine revolving speed in real time and the determining outer machine revolving speed Energy Efficiency Ratio modifying factor in real time of specified outer machine revolving speed；Real-time refrigeration efficiency ratio is determined according to real-time kernel Energy Efficiency Ratio and each Energy Efficiency Ratio modifying factor.With the application of the invention, may be implemented in the real-time detection of the when refrigerating capacity of refrigeration efficiency under air-conditioning difference operating condition.
Description
Technical field
The invention belongs to air conditioning performance parameter detecting technical fields, specifically, being to be related to a kind of air conditioner refrigerating Energy Efficiency Ratio
And refrigerating capacity online test method.
Background technique
Air conditioner refrigerating Energy Efficiency Ratio is the ratio of air conditioner refrigerating amount and operation power, is to measure air conditioner refrigerating performance superiority and inferiority
Parameter, refrigeration efficiency ratio is higher, and the power consumption of air-conditioning is fewer.
In the prior art, air conditioner refrigerating Energy Efficiency Ratio is nominal value of the mark on air-conditioning nameplate, is the root under rated condition
The ratio calculated according to rated cooling capacity and rated disspation.But air-conditioning is in actual use, by use environment
It influences, is extremely difficult to declared working condition.Therefore, refrigeration efficiency ratio nominal on air-conditioning nameplate has been only capable of in using real process
To the effect of reference, practical refrigeration performance cannot be presented in real time.Since the real-time refrigeration efficiency ratio of air-conditioning cannot be obtained,
It can not obtain the actual refrigerating capacity during operation of air conditioner.
Summary of the invention
An object of the present invention is to provide a kind of air conditioner refrigerating Energy Efficiency Ratio online test method, realizes and transports in air-conditioning difference
The real-time detection of refrigeration efficiency ratio under row operating condition.
For achieving the above object, refrigeration efficiency provided by the invention is adopted the following technical solutions than online test method
It is achieved:
A kind of air conditioner refrigerating Energy Efficiency Ratio online test method, which comprises
During operation of air conditioner, obtain real-time press frequency f, real-time room temperature tn, real-time outdoor temperature tw, in real time in
Machine revolving speed nn and real-time outer machine revolving speed nw；
The real-time press frequency f and the real-time outdoor temperature tw institute are determined according to known core Energy Efficiency Ratio master meter
Corresponding real-time kernel trapped energy theory c；The core Energy Efficiency Ratio master meter includes multiple benchmark outdoor temperatures and multiple benchmark
Core Energy Efficiency Ratio a reference value corresponding to press frequency；
Real-time room temperature Energy Efficiency Ratio modifying factor is determined according to the real-time room temperature tn and specified room temperature Tn
EERtn determines machine revolving speed Energy Efficiency Ratio modifying factor in real time according to the machine revolving speed nn interior in real time and specified interior machine revolving speed Nn
EERnn determines outer machine revolving speed Energy Efficiency Ratio modifying factor in real time according to the outer machine revolving speed nw in real time and specified outer machine revolving speed Nw
EERnw；
Determine real-time refrigeration efficiency ratio EERs:
EERs=[(EERc/EERcr) * d+e] * EERsr+EERtn+EERnn+EERnw；
EERcr is determined according to the core Energy Efficiency Ratio master meter, specified press frequency fr and specified outdoor temperature twr
Corresponding specified core Energy Efficiency Ratio；EERsr is the nominal refrigeration efficiency ratio of air-conditioning；D and e is correction factor.
Method as described above determines the real-time press frequency f and described according to known core Energy Efficiency Ratio master meter
Real-time kernel trapped energy theory c corresponding to real-time outdoor temperature tw, specifically includes:
Determine in the core Energy Efficiency Ratio master meter with the real-time forward and backward two adjacent benchmark press of press frequency f
Frequency f1, f2, determine in the core Energy Efficiency Ratio master meter with the real-time forward and backward two adjacent reference chambers of outdoor temperature tw
Outer temperature tw1 and tw2；
It is obtained and the base pressure unit frequency f1 and the benchmark outdoor temp respectively from the core Energy Efficiency Ratio master meter
Spend the corresponding core efficiency a reference value A of tw2, core corresponding with the base pressure unit frequency f1 and the benchmark outdoor temperature tw1
Heart efficiency a reference value B, core efficiency a reference value C corresponding with the base pressure unit frequency f2 and the benchmark outdoor temperature tw1,
Core efficiency a reference value D corresponding with the base pressure unit frequency f2 and the benchmark outdoor temperature tw2；
According to the core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value C and core efficiency benchmark
Value D determines real-time kernel trapped energy theory c corresponding to the real-time press frequency f and the real-time outdoor temperature tw.
Method as described above, it is described according to the core efficiency a reference value A, core efficiency a reference value B, core efficiency base
Quasi- value C and core efficiency a reference value D determines real-time core corresponding to the real-time press frequency f and the real-time outdoor temperature tw
Heart trapped energy theory c, specifically includes:
Calculate the core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value C and core efficiency benchmark
The average value is determined as reality corresponding to the real-time press frequency f and the real-time outdoor temperature tw by the average value of value D
When core trapped energy theory c.
Method as described above, it is described according to the core efficiency a reference value A, core efficiency a reference value B, core efficiency base
Quasi- value C and core efficiency a reference value D determines real-time core corresponding to the real-time press frequency f and the real-time outdoor temperature tw
Heart trapped energy theory c, specifically includes:
Using bilinear interpolation algorithm, according to the core efficiency a reference value A, core efficiency a reference value B, core efficiency base
Quasi- value C and core efficiency a reference value D determines real-time core corresponding to the real-time press frequency f and the real-time outdoor temperature tw
Heart trapped energy theory c.
Method as described above, it is described that interior in real time is determined according to the real-time room temperature tn and specified room temperature Tn
Temperature Energy Efficiency Ratio modifying factor EERtn, specifically includes:
According to following formula EERtn=a* (tn-Tn), real-time room temperature Energy Efficiency Ratio modifying factor EERtn is determined；A is
Correction factor not less than 0.
Method as described above, it is described that machine in real time is determined according to the machine revolving speed nn interior in real time and specified interior machine revolving speed Nn
Revolving speed Energy Efficiency Ratio modifying factor EERnn, specifically includes:
According to following formula EERnn=b* (nn-Nn), machine revolving speed Energy Efficiency Ratio modifying factor EERnn in real time is determined；B is
Correction factor not less than 0.
Method as described above, it is described that outer machine in real time is determined according to the outer machine revolving speed nw in real time and specified outer machine revolving speed Nw
Revolving speed Energy Efficiency Ratio modifying factor EERnw, specifically includes:
According to following formula EERnw=c* (nw-Nw), outer machine revolving speed Energy Efficiency Ratio modifying factor EERnw in real time is determined；C is
Correction factor not less than 0.
Preferably, the method also includes:
The real-time refrigeration efficiency ratio EERs is shown.
The second object of the present invention is to provide a kind of air conditioner refrigerating amount online test method, realizes and run work in air-conditioning difference
The real-time detection of refrigerating capacity under condition.
For achieving the above object, refrigerating capacity online test method provided by the invention, which adopts the following technical solutions, gives
It realizes:
A kind of air conditioner refrigerating amount online test method, which comprises
During operation of air conditioner, the real-time refrigeration efficiency ratio EERs and real time execution power P of air-conditioning are obtained；
Determine real-time refrigerating capacity W:W=EERs*P；
The real-time refrigeration efficiency ratio EERs is determined according to above-mentioned refrigeration efficiency than online test method.
Method as described above, the method also includes: the real-time refrigerating capacity W is shown.
Compared with prior art, the advantages and positive effects of the present invention are: air conditioner refrigerating Energy Efficiency Ratio provided by the invention exists
Line detecting method is determined by the core Energy Efficiency Ratio master meter for including multiple known core Energy Efficiency Ratio a reference values to refrigeration energy
Effect is than real-time kernel Energy Efficiency Ratio corresponding to the real-time press frequency being affected and real-time outdoor temperature, then is based on indoor in real time
Temperature, in real time interior machine revolving speed and in real time outer machine revolving speed are determined on refrigeration efficiency Energy Efficiency Ratio modifying factor more lesser than influence, most
Real-time refrigeration efficiency ratio is determined according to real-time kernel Energy Efficiency Ratio and multiple Energy Efficiency Ratio modifying factors afterwards, can not only be realized to sky
The real-time detection of allocation and transportation refrigeration efficiency ratio under different operating conditions during going, and testing result accuracy is higher, meets actual motion
Operating condition can provide intuitive, accurately real-time refrigerating operaton Energy Efficiency Ratio for user；Real-time refrigeration efficiency ratio based on detection, can
To obtain the actual refrigerating capacity during operation of air conditioner, realize the real-time detection of refrigerating capacity, so provide for user it is intuitive, accurate
The real-time refrigerating capacity in ground.
After a specific embodiment of the invention is read in conjunction with the figure, the other features and advantages of the invention will become more clear
Chu.
Detailed description of the invention
Fig. 1 is the flow chart based on air conditioner refrigerating Energy Efficiency Ratio online test method one embodiment of the present invention；
Fig. 2 is the flow chart based on air conditioner refrigerating amount online test method one embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to drawings and examples,
Invention is further described in detail.
Firstly, being briefly described to technical thought of the invention:
The theoretical analysis and experimental verification, refrigeration efficiency when running to air conditioner refrigerating are outdoor than the factor that is affected
Temperature and press frequency, and room temperature, interior machine revolving speed and outer machine revolving speed are smaller than influencing on refrigeration efficiency.It therefore, is simplification
Refrigeration efficiency is than on-line checking process and guarantees the accuracy detected, and present applicant proposes by real-time outdoor temperature and in real time
The refrigeration efficiency ratio that press frequency is influenced is determined by the way of experimental data reckoning as core Energy Efficiency Ratio；And it will be to system
The Energy Efficiency Ratio that cold Energy Efficiency Ratio influences lesser factor is determining using modified mode is made according to real value and rated value.Then, then
It determines total real-time refrigeration efficiency ratio under the influence of all factors, realizes the on-line real-time measuremen to refrigeration efficiency ratio.
Referring to Figure 1, which show based on air conditioner refrigerating Energy Efficiency Ratio online test method one embodiment of the present invention
Flow chart.
As shown in Figure 1, the method that the embodiment realizes on-line checking air conditioner refrigerating Energy Efficiency Ratio includes the following steps:
Step 11: during operation of air conditioner, obtaining real-time press frequency f, real-time room temperature tn, real-time outdoor temperature
Tw, in real time interior machine revolving speed nn and in real time outer machine revolving speed nw.
Since compressor, indoor fan and outdoor fan are to issue instruction by the main controller of air conditioner to carry out frequency and wind
Speed control, therefore, real-time press frequency f, in real time interior machine revolving speed nn and real-time outer machine revolving speed nw can be by the main controllers of air conditioner
Easily get.Real-time room temperature and real-time outdoor temperature can be respectively by being arranged the temperature detection with outdoor indoors
Device is detected and is obtained.
Step 12: determining real-time kernel trapped energy theory c corresponding to real-time press frequency f and real-time outdoor temperature tw, really
Fixed real-time room temperature Energy Efficiency Ratio modifying factor EERtn, in real time interior machine revolving speed Energy Efficiency Ratio modifying factor EERnn and in real time outer machine turn
Fast Energy Efficiency Ratio modifying factor EERnw.
Specifically, determining real-time press frequency f and real-time outdoor temperature tw according to known core Energy Efficiency Ratio master meter
Corresponding real-time kernel trapped energy theory c.Wherein, core Energy Efficiency Ratio master meter includes multiple benchmark outdoor temperatures and multiple
Core Energy Efficiency Ratio a reference value corresponding to base pressure unit frequency, core Energy Efficiency Ratio master meter are generally the preceding laboratory of air conditioner factory
The table for measuring and being written in air conditioner memory, a specific example are as shown in table 1 below.
1 core Energy Efficiency Ratio master meter of table
In the core Energy Efficiency Ratio master meter shown in table 1 above, including there are five benchmark outdoor temperature, respectively 20 DEG C,
25 DEG C, 30 DEG C, 35 DEG C and 40 DEG C, further include having nine base pressure unit frequencies, respectively 20hz, 30hz, 40hz, 50hz, 60hz,
70hz,80hz,90hz,100hz.It is row, each benchmark outdoor temperature as column using each base pressure unit frequency, constitutes 9 rows, 5 column
Table, respectively correspond a core Energy Efficiency Ratio a reference value at the outer temperature of each base pressure unit frequency and each reference chamber, altogether
There are 45 core Energy Efficiency Ratio a reference values (core Energy Efficiency Ratio a reference value is the numerical value amplified after 100 times in table), these a reference value structures
At table content.With core Energy Efficiency Ratio a reference value corresponding to the base pressure unit frequency of 25 DEG C of benchmark outdoor temperature and 20hz
For 756, the acquisition methods of core Energy Efficiency Ratio master meter are briefly explained:
In certain experimental situation, control outdoor temperature is 25 DEG C, press running frequency is 20hz, room temperature, interior machine
Revolving speed and outer machine revolving speed are rated value (the corresponding air conditioner for determining type, rated value is determining, known)；Then, it surveys
The refrigerating capacity and power for trying air-conditioning determine that Energy Efficiency Ratio is 756 according to the ratio of refrigerating capacity and power, amplify 100 times, as room
Outer temperature is 25 DEG C, press frequency is core Energy Efficiency Ratio a reference value corresponding to 20hz.Laboratory test refrigerating capacity and power
Device and method are realized using the prior art.
Using the above method, core Energy Efficiency Ratio benchmark corresponding to benchmark outdoor temperature and base pressure unit frequency is successively obtained
Value, all benchmark outdoor temperatures, base pressure unit frequency and core Energy Efficiency Ratio a reference value constitute table 1, are written to air conditioner storage
In device.
Benchmark outdoor temperature and base pressure unit frequency limited amount in core Energy Efficiency Ratio master meter, cannot cover all
Practical outdoor temperature and practical press running frequency.It, will be according to above-mentioned core Energy Efficiency Ratio benchmark in air conditioner use process
Table goes to determine real-time kernel trapped energy theory c corresponding to real-time press frequency f and real-time outdoor temperature tw.
For example, real-time press frequency f and real-time outdoor temperature tw are determined according to above-mentioned core Energy Efficiency Ratio master meter
Corresponding real-time kernel trapped energy theory c, specifically includes:
Determine in core Energy Efficiency Ratio master meter with the forward and backward two adjacent base pressure unit frequency f1 of real-time press frequency f,
F2, determine in core Energy Efficiency Ratio master meter with real-time outdoor temperature tw forward and backward adjacent two benchmark room temperatures tw1 and tw2.
Obtain core corresponding with base pressure unit frequency f1 and benchmark outdoor temperature tw2 respectively from core Energy Efficiency Ratio master meter
Heart efficiency a reference value A, core efficiency a reference value B corresponding with base pressure unit frequency f1 and benchmark outdoor temperature tw1 and base pressure
The corresponding core efficiency a reference value C of unit frequency f2 and benchmark outdoor temperature tw1 and base pressure unit frequency f2 and benchmark outdoor temperature
The corresponding core efficiency a reference value D of tw2.
According to core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value C and core efficiency a reference value D
Determine real-time kernel trapped energy theory c corresponding to real-time press frequency f and the real-time outdoor temperature tw.
And real-time kernel trapped energy theory c is determined according to four core efficiency a reference values A, B, C and D, it can use a variety of
Different method is realized.As a preferred embodiment, real-time energy efficiency can be determined using mean value method or bilinear interpolation
Compare EERc.
Mean value method specifically includes: calculating core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value C
And the average value of core efficiency a reference value D, average value is determined as corresponding to real-time press frequency f and real-time outdoor temperature tw
Real-time kernel trapped energy theory c.
And the algorithm of bilinear interpolation and specific implementation can refer to the prior art, not be elaborated herein.
For example, real-time press frequency is 77hz, and real-time outdoor temperature tw is 27 DEG C.So, and before and after real-time press frequency
Two adjacent base pressure unit frequencies f1=70hz, f2=80hz；And two reference chambers adjacent with before and after real-time outdoor temperature
Tw1=25 DEG C, tw2=30 DEG C of outer temperature.Correspondingly, four core efficiency a reference values are respectively as follows: A=378, B=428, C=
382, D=341.So, according to qualitative modeling, the average value for four core efficiency a reference values being calculated is 382 (four houses
Five enter)；It reduces after 100 times, real-time kernel trapped energy theory c=3.82.
As special case, if outdoor temperature tw is less than the minimum reference outdoor temperature in core Energy Efficiency Ratio master meter in real time,
It is then the processing of minimum reference outdoor temperature according to real-time outdoor temperature tw；If real-time outdoor temperature tw is greater than core Energy Efficiency Ratio base
Maximum benchmark outdoor temperature in quasi- table is then Temperature Treatment outside maximum reference chamber according to real-time outdoor temperature tw.For frequency,
Also it handles in a similar way.
In addition it is also necessary to determine real-time room temperature Energy Efficiency Ratio modifying factor EERtn, in real time interior machine revolving speed Energy Efficiency Ratio amendment
Factor EERnn and real-time outer machine revolving speed Energy Efficiency Ratio modifying factor EERnw.It is specific:
Real-time room temperature Energy Efficiency Ratio modifying factor is determined according to real-time room temperature tn and specified room temperature Tn
EERtn.It as a preferred embodiment, is that real-time room temperature Energy Efficiency Ratio modifying factor is determined according to formula EERtn=a* (tn-Tn)
Sub- EERtn；A is the correction factor not less than 0.Preferably, the value range of a is [0,20], for example, a=8.
Machine revolving speed Energy Efficiency Ratio modifying factor in real time is determined according to real-time interior machine revolving speed nn and specified interior machine revolving speed Nn
EERnn.It as a preferred embodiment, is that machine revolving speed Energy Efficiency Ratio modifying factor in real time is determined according to formula EERnn=b* (nn-Nn)
Sub- EERnn；B is the correction factor not less than 0.Preferably, in real time in machine revolving speed when being located at different range, b taken with different
It is worth range.Specifically, if machine revolving speed nn is greater than rotary speed threshold value (for example, being 1400rpm) in real time, the value range of b is
[0,0.04]；If machine revolving speed nn is not more than rotary speed threshold value in real time, the value range of b is [0,0.3].
Outer machine revolving speed Energy Efficiency Ratio modifying factor in real time is determined according to real-time outer machine revolving speed nw and specified outer machine revolving speed Nw
EERnw.It as a preferred embodiment, is that outer machine revolving speed Energy Efficiency Ratio modifying factor in real time is determined according to formula EERnw=c* (nw-Nw)
Sub- EERnw；C is the correction factor not less than 0.Preferably, the value range of c is [0,0.06], c=0.02.
Step 13: determining real-time refrigeration efficiency ratio EERs.
Specifically, it is that real-time refrigeration efficiency ratio EERs is determined according to following formula:
EERs=[(EERc/EERcr) * d+e] * EERsr+EERtn+EERnn+EERnw.
In formula, EERc, EERtn, EERnn and EERnw are determined by step 12；EERcr is according to core Energy Efficiency Ratio benchmark
Specified core Energy Efficiency Ratio corresponding to table determines, specified press frequency fr and specified outdoor temperature twr determines method with reference to step
Rapid 12 determine the process of EERc；EERsr is the nominal refrigeration efficiency ratio of air-conditioning, is determined using the prior art；D and e is amendment
Coefficient.Preferably, the value range of d is [0,2], and the value range of e is [- 1,1].For example, d=1, e=0.
Using the method for the embodiment, by the core Energy Efficiency Ratio benchmark for including multiple known core Energy Efficiency Ratio a reference values
Table is determined to refrigeration efficiency than real-time kernel efficiency corresponding to the real-time press frequency being affected and real-time outdoor temperature
Than, then based on real-time room temperature, in real time in machine revolving speed and in real time outer machine revolving speed determine on refrigeration efficiency than influence it is lesser
Energy Efficiency Ratio modifying factor finally determines real-time refrigeration efficiency according to real-time kernel Energy Efficiency Ratio and multiple Energy Efficiency Ratio modifying factors
Than that can not only realize the real-time detection to refrigeration efficiency ratio under operating conditions different during operation of air conditioner, and testing result is accurate
Spend higher, meet actual operating mode, can be provided for user intuitively, accurately real-time refrigerating operaton Energy Efficiency Ratio.
In some other preferred embodiment, also determining real-time refrigeration efficiency ratio EERs is shown, for example, is passed through
Air-conditioner panel display screen is shown, convenient for timely, intuitively knowing the real-time refrigeration efficiency ratio in air conditioner operational process.
Fig. 2 is referred to, which show the process based on air conditioner refrigerating amount online test method one embodiment of the present invention
Figure.
As shown in Fig. 2, the method that the embodiment realizes on-line checking air conditioner refrigerating amount includes the following steps:
Step 21: during operation of air conditioner, obtaining real-time press frequency f, real-time room temperature tn, real-time outdoor temperature
Tw, in real time interior machine revolving speed nn and in real time outer machine revolving speed nw.
Step 22: determining real-time kernel trapped energy theory c corresponding to real-time press frequency f and real outer room temperature tw, really
Fixed real-time room temperature Energy Efficiency Ratio modifying factor EERtn, in real time interior machine revolving speed Energy Efficiency Ratio modifying factor EERnn and in real time outer machine turn
Fast Energy Efficiency Ratio modifying factor EERnw.
Step 23: determining real-time refrigeration efficiency ratio EERs.
The specific implementation process of above-mentioned steps 21 to step 23 refers to the description that Fig. 1 embodiment corresponds to step.
Step 24: real-time refrigerating capacity W is determined according to real-time refrigeration efficiency ratio EERs and real time execution power P.
The acquisition of real time execution power P can be realized using the prior art, be not specifically addressed herein.Step 23 determines
After real-time refrigeration efficiency ratio EERs, real-time refrigerating capacity is determined according to formula W=EERs*P.
Real-time refrigeration efficiency ratio based on detection, the actual refrigerating capacity during available operation of air conditioner realize refrigeration
The real-time detection of amount, and then intuitive, accurately real-time refrigerating capacity is provided for user.
In some other preferred embodiment, also determining real-time refrigerating capacity W is shown, for example, passes through air conditioner
Display panel screen is shown, convenient for timely, intuitively knowing the real-time refrigerating capacity in air conditioner operational process.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited；Although referring to aforementioned reality
Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these are modified or replace
It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of air conditioner refrigerating Energy Efficiency Ratio online test method, which is characterized in that the described method includes:
During operation of air conditioner, real-time press frequency f, real-time room temperature tn, real-time outdoor temperature tw, in real time interior machine turn are obtained
Fast nn and real-time outer machine revolving speed nw；
Corresponding to the real-time press frequency f and the real-time outdoor temperature tw are determined according to known core Energy Efficiency Ratio master meter
Real-time kernel trapped energy theory c；The core Energy Efficiency Ratio master meter includes multiple benchmark outdoor temperatures and multiple benchmark press
Core Energy Efficiency Ratio a reference value corresponding to frequency；
Real-time room temperature Energy Efficiency Ratio modifying factor is determined according to the real-time room temperature tn and specified room temperature Tn
EERtn determines machine revolving speed Energy Efficiency Ratio modifying factor in real time according to the machine revolving speed nn interior in real time and specified interior machine revolving speed Nn
EERnn determines outer machine revolving speed Energy Efficiency Ratio modifying factor in real time according to the outer machine revolving speed nw in real time and specified outer machine revolving speed Nw
EERnw；
Determine real-time refrigeration efficiency ratio EERs:
EERs=[(EERc/EERcr) * d+e] * EERsr+EERtn+EERnn+EERnw；
EERcr be according to the core Energy Efficiency Ratio master meter determine specified core Energy Efficiency Ratio, and with specified press frequency fr and
Corresponding to specified outdoor temperature twr；EERsr is the nominal refrigeration efficiency ratio of air-conditioning；D and e is correction factor.
2. the method according to claim 1, wherein determining the reality according to known core Energy Efficiency Ratio master meter
When the press frequency f and real-time outdoor temperature tw corresponding to real-time kernel trapped energy theory c, specifically include:
Determine in the core Energy Efficiency Ratio master meter with the real-time forward and backward two adjacent base pressure unit frequencies of press frequency f
F1, f2, determine in the core Energy Efficiency Ratio master meter with the real-time forward and backward two adjacent benchmark outdoor temps of outdoor temperature tw
Spend tw1 and tw2；
It is obtained and the base pressure unit frequency f1 and benchmark outdoor temperature tw2 respectively from the core Energy Efficiency Ratio master meter
Corresponding core efficiency a reference value A, core efficiency corresponding with the base pressure unit frequency f1 and the benchmark outdoor temperature tw1
A reference value B, core efficiency a reference value C corresponding with the base pressure unit frequency f2 and the benchmark outdoor temperature tw1, with it is described
The base pressure unit frequency f2 and corresponding core efficiency a reference value D of the benchmark outdoor temperature tw2；
According to the core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value C and core efficiency a reference value D
Determine real-time kernel trapped energy theory c corresponding to the real-time press frequency f and the real-time outdoor temperature tw.
3. according to the method described in claim 2, it is characterized in that, described according to the core efficiency a reference value A, core efficiency
A reference value B, core efficiency a reference value C and core efficiency a reference value D determine the real-time press frequency f and the real-time outdoor temp
Real-time kernel trapped energy theory c corresponding to tw is spent, is specifically included:
Calculate the core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value C and core efficiency a reference value D
Average value, the average value is determined as real-time corresponding to the real-time press frequency f and the real-time outdoor temperature tw
Core trapped energy theory c.
4. according to the method described in claim 2, it is characterized in that, described according to the core efficiency a reference value A, core efficiency
A reference value B, core efficiency a reference value C and core efficiency a reference value D determine the real-time press frequency f and the real-time outdoor temp
Real-time kernel trapped energy theory c corresponding to tw is spent, is specifically included:
Using bilinear interpolation algorithm, according to the core efficiency a reference value A, core efficiency a reference value B, core efficiency a reference value
C and core efficiency a reference value D determines real-time kernel energy corresponding to the real-time press frequency f and the real-time outdoor temperature tw
Effect compares EERc.
5. method according to claim 1 to 4, which is characterized in that described according to the real-time room temperature
Tn and specified room temperature Tn determines real-time room temperature Energy Efficiency Ratio modifying factor EERtn, specifically includes:
According to following formula EERtn=a*(tn-Tn), determine real-time room temperature Energy Efficiency Ratio modifying factor EERtn；A be not less than
0 correction factor.
6. method according to claim 1 to 4, which is characterized in that described according to the machine revolving speed interior in real time
Nn and specified interior machine revolving speed Nn determine machine revolving speed Energy Efficiency Ratio modifying factor EERnn in real time, specifically include:
According to following formula EERnn=b*(nn-Nn), determine machine revolving speed Energy Efficiency Ratio modifying factor EERnn in real time；B be not less than
0 correction factor.
7. method according to claim 1 to 4, which is characterized in that described according to the outer machine revolving speed in real time
Nw and specified outer machine revolving speed Nw determine outer machine revolving speed Energy Efficiency Ratio modifying factor EERnw in real time, specifically include:
According to following formula EERnw=c*(nw-Nw), determine outer machine revolving speed Energy Efficiency Ratio modifying factor EERnw in real time；C be not less than
0 correction factor.
8. the method according to claim 1, wherein the method also includes:
The real-time refrigeration efficiency ratio EERs is shown.
9. a kind of air conditioner refrigerating amount online test method, which is characterized in that the described method includes:
During operation of air conditioner, the real-time refrigeration efficiency ratio EERs and real time execution power P of air-conditioning are obtained；
Determine real-time refrigerating capacity W:W=EERs*P；
Real-time refrigeration efficiency ratio EERs air conditioner refrigerating Energy Efficiency Ratio according to any one of claim 1 to 7 is examined online
Survey method determines.
10. according to the method described in claim 9, it is characterized in that, the method also includes:
The real-time refrigerating capacity W is shown.
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