CN107228993A - The energy efficiency test method and device of pressure cooking appliance - Google Patents
The energy efficiency test method and device of pressure cooking appliance Download PDFInfo
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- CN107228993A CN107228993A CN201610179523.6A CN201610179523A CN107228993A CN 107228993 A CN107228993 A CN 107228993A CN 201610179523 A CN201610179523 A CN 201610179523A CN 107228993 A CN107228993 A CN 107228993A
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- cooking appliance
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- pressure cooking
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- power consumption
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The invention discloses a kind of energy efficiency test method of pressure cooking appliance and device, method comprises the following steps：The initial water temperature in pressure cooking appliance is obtained, and according to the benchmark power consumption of initial water temperature calculating pressure cooking appliance；Control pressure cooking apparatus, which is operated, to be heated with the water to the preset volume in pressure cooking appliance so that pressure cooking appliance successively enters heated up pressure stage and packing stage；Pressure cooking appliance accumulative heat time on a preset condition based is obtained, and obtains when the accumulative heat time reaching preset time the power consumption of pressure cooking appliance；The energy efficiency index of pressure cooking appliance is calculated according to the benchmark power consumption of the power consumption of pressure cooking appliance and pressure cooking appliance.Thus, test process includes heated up pressure stage and packing stage, so that energy consumption test result is more reasonable, closer actual efficiency level, and it need to only measure initial water temperature, so as to which without being reequiped to pressure cooking appliance, operation is easier, and measuring accuracy is higher.
Description
Technical field
The present invention relates to technical field of electric appliances, the energy efficiency test method and a kind of pressure of more particularly to a kind of pressure cooking appliance
The energy efficiency testing device of cooking apparatus.
Background technology
Existing professional standard QB/T4268-2011《Electric pressure cooking saucepan energy efficiency market and efficiency grade》Define pressure cooking device
The method of testing of tool, still, the test process of the method for testing only include the pressure stage of having heated up, and have ignored high pressure and maintain rank
Section, therefore test result can not accurately reflect actual efficiency level.In addition, the method for testing must be detected in test prototype in real time
Water temperature, thus test prototype must be reequiped, i.e., via be opened up on the pot cover of test prototype, so as in pot
Portion arranges temperature sensing instrument, therefore test process complex operation, difficulty are big；And easily cause test prototype leakage vapour, or by
Deviation in water body flow in pot and temperature-sensitive point position, causes measurement data to there is relatively large deviation, ultimately results in test result essence
Degree is low.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, one of the present invention
Purpose is to propose a kind of efficiency test result closer to the energy efficiency test method of the pressure cooking appliance of actual efficiency level.
It is another object of the present invention to propose a kind of energy efficiency testing device of pressure cooking appliance.
To reach above-mentioned purpose, the embodiment of the present invention proposes a kind of energy efficiency test method of pressure cooking appliance, including following
Step：The initial water temperature in the pressure cooking appliance is obtained, and the pressure cooking appliance is calculated according to the initial water temperature
Benchmark power consumption；The pressure cooking appliance is controlled to be operated with the water to the preset volume in the pressure cooking appliance
Heated so that the pressure cooking appliance successively enters heated up pressure stage and packing stage；Obtain the pressure cooking device
Have the accumulative heat time on a preset condition based, and the pressure is obtained when the accumulative heat time reaching preset time and cook
Prepare food the power consumption of utensil；Calculated according to the benchmark power consumption of the power consumption of the pressure cooking appliance and the pressure cooking appliance
The energy efficiency index of the pressure cooking appliance.
The energy efficiency test method of the pressure cooking appliance proposed according to embodiments of the present invention, first obtains first in pressure cooking appliance
Beginning water temperature, and according to initial water temperature calculate pressure cooking appliance benchmark power consumption, then control pressure cooking apparatus carry out work
Work is heated with the water to preset volume so that pressure cooking appliance successively enters heated up pressure stage and packing stage, and obtains
The accumulative heat time of pressure pressure cooking apparatus on a preset condition based, and the acquisition pressure when the accumulative heat time reaching preset time
The power consumption of pressure cooking apparatus, power consumption and benchmark power consumption finally according to pressure cooking appliance calculate energy efficiency index.Thus,
The test process of the method for testing includes having heated up pressure stage and packing stage i.e. high pressure maintenance stage, so that energy consumption test result
More rationally, closer to actual efficiency level, and test process need to only measure initial water temperature, be not required to temperature in real-time detector tool
Degree, so that without being reequiped to pressure cooking appliance, operation is easier, and measuring accuracy is higher.
According to one embodiment of the invention, the accumulative heat time of the pressure cooking appliance on a preset condition based is obtained, including：
Detect the pressure in the pressure cooking appliance；Pressure in the pressure cooking appliance starts meter when rising to preset pressure
When, and pressure in the pressure cooking appliance drops to the preset pressure time control stop only timing, during with according to timing
Between obtain the accumulative heat time of the pressure cooking appliance on a preset condition based.
According to one embodiment of the invention, the preset volume is (35%~45%) of the nominal volume of the pressure cooking appliance
Times.
According to one embodiment of the invention, the preset pressure is the specified culinary art pressure of the pressure cooking appliance
(70%~80%) times, the preset time is 13~17 minutes.
According to one embodiment of the invention, the benchmark power consumption E of the pressure cooking appliance can be calculated according to below equationbase：
Ebase=(C × G × (T-T0)×M+G×N)×λ/a
Wherein, C is the specific heat of water, and G is the quality of the water of the preset volume, T0For initial water temperature, T is specified culinary art
The corresponding water saturation vapor (steam) temperature of pressure, λ is mode of heating revisory coefficient, and M is the corresponding pressure correction of specified culinary art pressure
Coefficient, N is the specific energy consumption of the corresponding packing stage of specified culinary art pressure.
To reach above-mentioned purpose, another aspect of the present invention proposes a kind of energy efficiency testing device of pressure cooking appliance, including：
First acquisition module, for obtaining the initial water temperature in the pressure cooking appliance, and according to being calculated the initial water temperature
The benchmark power consumption of pressure cooking appliance；Test module, for controlling the pressure cooking appliance to be operated with to the pressure
The water of preset volume in pressure cooking apparatus is heated so that the pressure cooking appliance successively enters heated up pressure stage and guarantor
The pressure stage, and the accumulative heat time of the pressure cooking appliance on a preset condition based is obtained, and in the accumulative heat time
The power consumption of the pressure cooking appliance is obtained when reaching preset time；Efficiency computing module, for according to the pressure cooking
The benchmark power consumption of the power consumption of utensil and the pressure cooking appliance calculates the energy efficiency index of the pressure cooking appliance.
The energy efficiency testing device of the pressure cooking appliance proposed according to embodiments of the present invention, first passes through the first acquisition module and obtains pressure
Initial water temperature in pressure cooking apparatus, and according to the benchmark power consumption of initial water temperature calculating pressure cooking appliance, then test mould
Block control pressure cooking apparatus, which is operated, to be heated with the water to preset volume so that pressure cooking appliance successively enters heating
Pressure stage and packing stage are played, and obtains the accumulative heat time of pressure cooking appliance on a preset condition based, and in accumulative heating
Time obtains the power consumption of pressure cooking appliance when reaching preset time, last efficiency computing module is according to pressure cooking appliance
Power consumption and benchmark power consumption calculate energy efficiency index.Thus, the test process of the test device includes heated up pressure stage and guarantor
The pressure stage is the high pressure maintenance stage, so that energy consumption test result is more reasonable, closer actual efficiency level, and test process
Initial water temperature only need to be measured, temperature in real-time detector tool is not required to, so that without being reequiped to pressure cooking appliance, operation
It is easier, and measuring accuracy is higher.
According to one embodiment of the invention, the test module is further configured for：Detect the pressure in the pressure cooking appliance
Power, and pressure in the pressure cooking appliance starts timing when rising to preset pressure, and in the pressure cooking appliance
Interior pressure drops to the preset pressure time control stop only timing, is existed with obtaining the pressure cooking appliance according to timing time
The accumulative heat time under preparatory condition.
According to one embodiment of the invention, the preset volume is (35%~45%) of the nominal volume of the pressure cooking appliance
Times.
According to one embodiment of the invention, the preset pressure is the specified culinary art pressure of the pressure cooking appliance
(70%~80%) times, the preset time is 13~17 minutes.
According to one embodiment of the invention, first acquisition module calculates the base of the pressure cooking appliance according to below equation
Quasi- power consumption Ebase：
Ebase=(C × G × (T-T0)×M+G×N)×λ/a
Wherein, C is the specific heat of water, and G is the quality of the water of the preset volume, T0For initial water temperature, T is specified culinary art
The corresponding water saturation vapor (steam) temperature of pressure, λ is mode of heating revisory coefficient, and M is the corresponding pressure correction of specified culinary art pressure
Coefficient, N is the specific energy consumption of the corresponding packing stage of specified culinary art pressure.
Brief description of the drawings
Fig. 1 is the flow chart of the energy efficiency test method of pressure cooking appliance according to embodiments of the present invention；
Fig. 2 is the operation principle schematic diagram of pressure cooking appliance according to embodiments of the present invention；
Fig. 3 is the flow chart of the energy efficiency test method of pressure cooking appliance according to an embodiment of the invention；And
Fig. 4 is the block diagram of the energy efficiency testing device of pressure cooking appliance according to embodiments of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein identical from beginning to end
Or similar label represents same or similar element or the element with same or like function.Retouched below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Below with reference to the accompanying drawings come describe the embodiment of the present invention proposition pressure cooking appliance energy efficiency test method and pressure cooking
The energy efficiency testing device of utensil.
Fig. 1 is the flow chart of the energy efficiency test method of pressure cooking appliance according to embodiments of the present invention.As shown in figure 1, should
Method comprises the following steps：
S1：The initial water temperature in pressure cooking appliance is obtained, and according to the benchmark power consumption of initial water temperature calculating pressure cooking appliance
Amount.
Wherein, before efficiency test is carried out, the water of preset volume can be added in normal direction pressure cooking appliance by weighing, when
Pressure cooking appliance is added into after the water of preset volume, can be measured by thermometer equitemperature measuring appliance in pressure cooking appliance
Water temperature, the water temperature now measured is the initial water temperature in pressure cooking appliance.
Specifically, according to one embodiment of present invention, the benchmark power consumption of pressure cooking appliance can be calculated according to below equation
Ebase：
Ebase=(C × G × (T-T0)×M+G×N)×λ/a
Wherein, C is 1.16 for the specific heat of water, and unit is degree [W.h/ (kg. DEG C)] when every kilogram of watt-hour is taken the photograph, and G is preset volume
The quality of water, unit is kilogram (kg), T0For initial water temperature, unit is degree (DEG C) when taking the photograph, and T is that specified culinary art pressure is corresponding
Water saturation vapor (steam) temperature, unit is degree (DEG C) when taking the photograph, and λ is mode of heating revisory coefficient, and M is the corresponding pressure of specified culinary art pressure
Power correction factor, N is the specific energy consumption of the corresponding packing stage of specified culinary art pressure, and unit is every kilogram of watt-hour (W.h/kg),
A is constant such as 0.75.
It should be noted that λ can be set according to the mode of heating of pressure cooking appliance, such as when pressure cooking appliance uses electromagnetism
When induction mode is heated, λ values are 1.1, and when using other modes heating, λ values are 1.0.Also, it is specified to cook
The specific energy consumption N of the corresponding water saturation vapor (steam) temperature T of pressure of preparing food, pressure correcting coefficient M and packing stage can be according to table 1 below
Obtain, that is, say, it is determined that after the specified culinary art pressure of pressure cooking appliance, can to obtain this specified by inquiring about table 1 below
Cook the specific energy consumption N of the corresponding saturated-steam temperature T of pressure, pressure correcting coefficient M and packing stage.
Table 1
From upper table 1, when it is determined that the specified culinary art pressure of pressure cooking appliance is 100kPa, the specified culinary art pressure pair
The saturated-steam temperature T answered is 120.24 DEG C, pressure correcting coefficient M is 1.22 and the specific energy consumption N of packing stage is
40.80。
Thus, initial water temperature T is being obtained0Afterwards, you can according to formula Ebase=(C × G × (T-T0) × M+G × N) × λ/a calculating
The benchmark power consumption of pressure cooking appliance.
S2：Control pressure cooking apparatus is operated to be heated so as to be pressed with the water to the preset volume in pressure cooking appliance
Pressure cooking apparatus successively enters heated up pressure stage and packing stage.
Wherein, the operation principle schematic diagram of pressure cooking appliance is as shown in Fig. 2 the working condition of pressure cooking appliance includes rising
Temperature plays pressure stage, packing stage and buck stage, and pressure within the pressure stage of having heated up, pressure cooking appliance is from current environment
Atmospheric pressure be gradually increasing until reach preset pressure；When pressure in pressure cooking appliance reaches preset pressure, pressure is cooked
Utensil of preparing food enters the packing stage i.e. high pressure maintenance stage, and the pressure in packing stage, pressure cooking appliance is in preset pressure model
Enclose interior fluctuation；After packing stage preset time is entered, pressure cooking appliance enters buck stage, in buck stage, pressure
Pressure in cooking apparatus is gradually reduced.
S3：The accumulative heat time of pressure cooking appliance on a preset condition based is obtained, and when the accumulative heat time reaching default
Between when obtain pressure cooking appliance power consumption.
Wherein, according to one embodiment of present invention, the accumulative heat time of pressure cooking appliance on a preset condition based is obtained,
Including：Detect the pressure in pressure cooking appliance；Pressure in pressure cooking appliance starts timing when rising to preset pressure,
And the pressure in pressure cooking appliance drops to the only timing of preset pressure time control stop, cooked with obtaining pressure according to timing time
Prepare food the accumulative heat time of utensil on a preset condition based.
Specifically, before control pressure cooking apparatus is operated, pressure cooking appliance can be passed through power meter and power supply
It is connected, and the pressure gauge of appropriate range can be for example pressed on the pot cover of pressure cooking appliance to be tested by special joint
At power valve, to detect the pressure in pressure cooking appliance, then select operation range such as pressure maximum and the working time is most long
Operation range.
It is mounted in pressure gauge, after operation range chooses, starts pressure cooking appliance under the conditions of rated voltage, press
Pressure cooking apparatus is operated according to the operation range of selection and successively enters heated up pressure stage and packing stage, and starts
The power consumption of pressure cooking appliance is recorded by power meter.In the course of the work, as shown in Fig. 2 in pressure uphill process,
When the pressure of pressure cooking appliance reaches preset pressure, start timing for example can drop process under stress by manual time-keeping
In, when the pressure of pressure cooking appliance is less than preset pressure, stops timing and for example can control stopwatch time out, so weight
Multiple said process, until the timing time of accumulative timing time such as stopwatch reaches preset time, reaches in accumulative timing time
During preset time, efficiency test terminates, and obtains the consumption of pressure cooking appliance during the whole efficiency test of power meter record
Electricity.
S4：The energy of pressure cooking appliance is calculated according to the benchmark power consumption of the power consumption of pressure cooking appliance and pressure cooking appliance
Imitate index.
That is, in the benchmark power consumption and the consumption of pressure cooking appliance during efficiency test that obtain pressure cooking appliance
After electricity, the energy efficiency index of pressure cooking appliance can be calculated according to below equation：
η=(Etest/Ebase) × 100%
Wherein, η is the energy efficiency index of pressure cooking appliance, EtestFor the power consumption of pressure cooking appliance during efficiency test,
EbaseFor the benchmark power consumption of pressure cooking appliance.
According to the specific embodiment of the present invention, preset volume can be (35%~45%) of the nominal volume of pressure cooking appliance
Times, preferably the 40% of nominal volume.
According to the specific embodiment of the present invention, preset pressure is the specified culinary art pressure of pressure cooking appliance
(70%~80%) times, the 75% of preferably specified culinary art pressure, preset time is 13~17 minutes, preferably 15 minutes.
In addition, it is necessary to explanation, the benchmark power consumption of pressure cooking appliance is not limited to calculate immediately after obtaining initial water temperature,
Also the benchmark power consumption of pressure cooking appliance can be calculated again before the energy efficiency index of pressure cooking appliance is calculated.
As described above, as shown in figure 3, the energy efficiency test method of the pressure cooking appliance of the embodiment of the present invention specifically include it is following
Step：
S101：The water of preset volume such as 40% nominal volume is added into pressure cooking appliance, and obtains pressure cooking appliance
Interior initial water temperature.
S102：Control pressure cooking apparatus is with maximum pressure, the operation range startup work of most long working time, and starts to survey
Measure the power consumption of pressure cooking appliance.
S103：Pressure in pressure cooking appliance starts timing when rising to such as 75% specified culinary art pressure of preset pressure,
And the pressure in pressure cooking appliance drops to the only timing of preset pressure time control stop.
S104：Timing time reaches that the pressure in preset time such as 15 minutes, i.e. pressure cooking appliance maintains preset pressure
The above time is preset time, and efficiency test terminates, and obtains the power consumption of pressure cooking appliance during whole efficiency test.
S105：According to formula Ebase=(C × G × (T-T0) × M+G × N) × λ/a calculate pressure cooking appliance benchmark power consumption.
S106：According to formula η=(Etest/Ebase) × 100% calculates the energy efficiency index of pressure cooking appliance.
In summary, the energy efficiency test method of the pressure cooking appliance proposed according to embodiments of the present invention, first obtains pressure cooking
Initial water temperature in utensil, and according to the benchmark power consumption of initial water temperature calculating pressure cooking appliance, then control pressure culinary art
Utensil, which is operated, to be heated with the water to preset volume so that pressure cooking appliance successively enters heated up pressure stage and pressurize
Stage, and the accumulative heat time of pressure cooking appliance on a preset condition based is obtained, and when the accumulative heat time reaching default
Between when obtain the power consumption of pressure cooking appliance, power consumption finally according to pressure cooking appliance and benchmark power consumption calculate efficiency
Index.Thus, the test process of the method for testing includes having heated up pressure stage and packing stage i.e. high pressure maintenance stage, so that
Energy consumption testing result is more reasonable, closer actual efficiency level, and test process need to only measure initial water temperature, be not required in real time
Temperature in utensil is detected, so that without being reequiped to pressure cooking appliance, operation is easier, and measuring accuracy is higher.
Based on the above method, the invention also provides a kind of energy efficiency testing device of pressure cooking appliance.
Fig. 4 is the block diagram of the energy efficiency testing device of pressure cooking appliance according to embodiments of the present invention.As shown in figure 4,
The energy efficiency testing device of pressure cooking appliance includes：First acquisition module 10, test module 20 and efficiency computing module 30.
Wherein, the first acquisition module 10 is used to obtain the initial water temperature in pressure cooking appliance, and calculates pressure according to initial water temperature
The benchmark power consumption of pressure cooking apparatus；Test module 20 is operated with to pressure cooking appliance for control pressure cooking apparatus
The water of interior preset volume is heated so that pressure cooking appliance successively enters heated up pressure stage and packing stage, and obtains
The accumulative heat time of pressure cooking appliance on a preset condition based, and obtain pressure when the accumulative heat time reaching preset time
The power consumption of cooking apparatus；Efficiency computing module 30 is used for power consumption and the base of pressure cooking appliance according to pressure cooking appliance
Quasi- power consumption calculates the energy efficiency index of pressure cooking appliance.
Specifically, before efficiency test is carried out, the water of preset volume can be added in normal direction pressure cooking appliance by weighing,
After pressure cooking appliance is added into the water of preset volume, pressure cooking appliance can be measured by thermometer equitemperature measuring appliance
Interior water temperature, the water temperature now measured is the initial water temperature in pressure cooking appliance, so, and the first acquisition module 10 is
The initial water temperature in pressure cooking appliance can be obtained by thermometer.
According to one embodiment of present invention, the first acquisition module 10 can calculate the benchmark of pressure cooking appliance according to below equation
Power consumption Ebase：
Ebase=(C × G × (T-T0)×M+G×N)×λ/a
Wherein, C is 1.16 for the specific heat of water, and unit is degree [W.h/ (kg. DEG C)] when every kilogram of watt-hour is taken the photograph, and G is preset volume
The quality of water, unit is kilogram (kg), T0For initial water temperature, unit is degree (DEG C) when taking the photograph, and T is that specified culinary art pressure is corresponding
Water saturation vapor (steam) temperature, unit is degree (DEG C) when taking the photograph, and λ is mode of heating revisory coefficient, and M is the corresponding pressure of specified culinary art pressure
Power correction factor, N is the specific energy consumption of the corresponding packing stage of specified culinary art pressure, and unit is every kilogram of watt-hour (W.h/kg),
A is constant such as 0.75.
It should be noted that λ can be set according to the mode of heating of pressure cooking appliance, such as when pressure cooking appliance uses electromagnetism
When induction mode is heated, λ values are 1.1, and when using other modes heating, λ values are 1.0.Also, it is specified to cook
The specific energy consumption N of the corresponding water saturation vapor (steam) temperature T of pressure of preparing food, pressure correcting coefficient M and packing stage can be according to table 1 below
Obtain, that is, say, it is determined that after the specified culinary art pressure of pressure cooking appliance, the first acquisition module 10 is by inquiring about table 1 below
The specific energy consumption of the corresponding saturated-steam temperature T of the specified culinary art pressure, pressure correcting coefficient M and packing stage can be obtained
N。
Table 1
From upper table 1, when it is determined that the specified culinary art pressure of pressure cooking appliance is 100kPa, the specified culinary art pressure pair
The saturated-steam temperature T answered is 120.24 DEG C, pressure correcting coefficient M is 1.22 and the specific energy consumption N of packing stage is
40.80。
Thus, the first acquisition module 10 is obtaining initial water temperature T0Afterwards, you can according to formula Ebase=(C × G × (T-
T0) × M+G × N) × λ/a calculate pressure cooking appliance benchmark power consumption.
According to one embodiment of present invention, test module 20 is further configured for：The pressure in pressure cooking appliance is detected,
And the pressure in pressure cooking appliance starts timing when rising to preset pressure, and pressure in pressure cooking appliance declines
Stop timing to preset pressure time control stop, to obtain the accumulative heating of pressure cooking appliance on a preset condition based according to timing time
Time.
Specifically, before control pressure cooking apparatus is operated, pressure cooking appliance can be passed through power meter and power supply
It is connected, and the pressure gauge of appropriate range can be for example pressed on the pot cover of pressure cooking appliance to be tested by special joint
At power valve, to detect the pressure in pressure cooking appliance, then select operation range such as pressure maximum and the working time is most long
Operation range.
It is mounted in pressure gauge, after operation range chooses, starts pressure cooking appliance under the conditions of rated voltage, survey
The control pressure cooking apparatus of die trial block 20 is operated according to the operation range of selection and successively enters heated up pressure stage and guarantor
The pressure stage, and begin through the power consumption that power meter records pressure cooking appliance.In the course of the work, as shown in Fig. 2
In pressure uphill process, when the pressure of pressure cooking appliance reaches preset pressure, stopwatch meter can for example be passed through by starting timing
When, during dropping under stress, when the pressure of pressure cooking appliance is less than preset pressure, stops timing and for example can control the second
Table time out, so repeatedly said process, until the timing time of accumulative timing time such as stopwatch reaches preset time,
When accumulative timing time reaches preset time, efficiency test terminates, and test module 20 obtains the whole efficiency of power meter record
The power consumption of pressure cooking appliance in test process.
So, in the benchmark power consumption and the power consumption of pressure cooking appliance during efficiency test for obtaining pressure cooking appliance
Afterwards, efficiency computing module 30 can calculate the energy efficiency index of pressure cooking appliance according to below equation：
η=(Etest/Ebase) × 100%
Wherein, η is the energy efficiency index of pressure cooking appliance, EtestFor the power consumption of pressure cooking appliance during efficiency test,
EbaseFor the benchmark power consumption of pressure cooking appliance.
According to the specific embodiment of the present invention, preset volume can be (35%~45%) of the nominal volume of pressure cooking appliance
Times, preferably the 40% of nominal volume.
According to the specific embodiment of the present invention, preset pressure is the specified culinary art pressure of pressure cooking appliance
(70%~80%) times, the 75% of preferably specified culinary art pressure, preset time is 13~17 minutes, preferably 15 minutes.
In addition, it is necessary to explanation, the benchmark power consumption of pressure cooking appliance is not limited to calculate immediately after obtaining initial water temperature,
Also the benchmark power consumption of pressure cooking appliance can be calculated again before the energy efficiency index of pressure cooking appliance is calculated.
In summary, the energy efficiency testing device of the pressure cooking appliance proposed according to embodiments of the present invention, first passes through the first acquisition
Module obtains the initial water temperature in pressure cooking appliance, and according to the benchmark power consumption of initial water temperature calculating pressure cooking appliance,
Then test module control pressure cooking apparatus, which is operated, is heated with the water to preset volume so that pressure cooking appliance is first
Enter heated up pressure stage and packing stage afterwards, and obtain the accumulative heat time of pressure cooking appliance on a preset condition based, and
The power consumption of pressure cooking appliance is obtained when the accumulative heat time reaching preset time, last efficiency computing module is according to pressure
The power consumption and benchmark power consumption of cooking apparatus calculate energy efficiency index.Thus, the test process of the test device includes heating up
Pressure stage and packing stage are the high pressure maintenance stage, so that energy consumption test result is more reasonable, closer actual efficiency level, and
And test process need to only measure initial water temperature, temperature in real-time detector tool is not required to, so that without being carried out to pressure cooking appliance
Repacking, operation is easier, and measuring accuracy is higher.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ",
The orientation or position relationship of the instruction such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on shown in the drawings
Orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " be only used for describe purpose, and it is not intended that indicate or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or hidden
Include at least one this feature containing ground.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, the art such as term " installation ", " connected ", " connection ", " fixation "
Language should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be machinery
Connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, can be two members
The interaction relationship of connection or two elements inside part, unless otherwise clear and definite restriction.For the ordinary skill of this area
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be "above" or "below" second feature
First and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below "
Can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second
Feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specific example ",
Or the description of " some examples " etc. means to combine specific features, structure, material or the feature bag that the embodiment or example are described
It is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term necessarily
It is directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
Combined in an appropriate manner in individual or multiple embodiments or example.In addition, in the case of not conflicting, the skill of this area
Not be the same as Example or the feature of example and non-be the same as Example or example described in this specification can be combined by art personnel
And combination.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment be it is exemplary,
It is not considered as limiting the invention, one of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, changes, replacing and modification.
Claims (10)
1. a kind of energy efficiency test method of pressure cooking appliance, it is characterised in that comprise the following steps：
The initial water temperature in the pressure cooking appliance is obtained, and the pressure cooking appliance is calculated according to the initial water temperature
Benchmark power consumption；
Control the pressure cooking appliance to be operated with the water to the preset volume in the pressure cooking appliance heated with
The pressure cooking appliance is set successively to enter heated up pressure stage and packing stage；
The accumulative heat time of the pressure cooking appliance on a preset condition based is obtained, and is reached in the accumulative heat time pre-
If obtaining the power consumption of the pressure cooking appliance during time；
The pressure cooking is calculated according to the benchmark power consumption of the power consumption of the pressure cooking appliance and the pressure cooking appliance
The energy efficiency index of utensil.
2. the energy efficiency test method of pressure cooking appliance according to claim 1, it is characterised in that obtain the pressure
The accumulative heat time of cooking apparatus on a preset condition based, including：
Detect the pressure in the pressure cooking appliance；
Pressure in the pressure cooking appliance starts timing when rising to preset pressure, and in the pressure cooking appliance
Pressure drop to the preset pressure time control stop only timing, to obtain the pressure cooking appliance pre- according to timing time
If under the conditions of the accumulative heat time.
3. the energy efficiency test method of pressure cooking appliance according to claim 1, it is characterised in that the preset volume
For (35%~45%) times of the nominal volume of the pressure cooking appliance.
4. the energy efficiency test method of pressure cooking appliance according to claim 2, it is characterised in that the preset pressure
For (70%~80%) times of the specified culinary art pressure of the pressure cooking appliance, the preset time is 13~17 minutes.
5. the energy efficiency test method of the pressure cooking appliance according to any one of claim 1-4, it is characterised in that root
The benchmark power consumption E of the pressure cooking appliance is calculated according to below equationbase：
Ebase=(C × G × (T-T0)×M+G×N)×λ/a
Wherein, C is the specific heat of water, and G is the quality of the water of the preset volume, T0For initial water temperature, T is specified culinary art
The corresponding water saturation vapor (steam) temperature of pressure, λ is mode of heating revisory coefficient, and M is the corresponding pressure correction of specified culinary art pressure
Coefficient, N is the specific energy consumption of the corresponding packing stage of specified culinary art pressure.
6. a kind of energy efficiency testing device of pressure cooking appliance, it is characterised in that including：
First acquisition module, is calculated for obtaining the initial water temperature in the pressure cooking appliance, and according to the initial water temperature
The benchmark power consumption of the pressure cooking appliance；
Test module, for controlling the pressure cooking appliance to be operated with to the preset volume in the pressure cooking appliance
Water heated so that the pressure cooking appliance successively enters has heated up pressure stage and packing stage, and obtains the pressure
The accumulative heat time of cooking apparatus on a preset condition based, and obtain described when the accumulative heat time reaching preset time
The power consumption of pressure cooking appliance；
Efficiency computing module, the benchmark power consumption for the power consumption according to the pressure cooking appliance and the pressure cooking appliance
Amount calculates the energy efficiency index of the pressure cooking appliance.
7. the energy efficiency testing device of pressure cooking appliance according to claim 6, it is characterised in that the test module
It is further configured for：
Detect the pressure in the pressure cooking appliance, and the pressure in the pressure cooking appliance is when rising to preset pressure
Start timing, and pressure in the pressure cooking appliance drops to the preset pressure time control stop only timing, with basis
Timing time obtains the accumulative heat time of the pressure cooking appliance on a preset condition based.
8. the energy efficiency testing device of pressure cooking appliance according to claim 6, it is characterised in that the preset volume
For (35%~45%) times of the nominal volume of the pressure cooking appliance.
9. the energy efficiency testing device of pressure cooking appliance according to claim 7, it is characterised in that the preset pressure
For (70%~80%) times of the specified culinary art pressure of the pressure cooking appliance, the preset time is 13~17 minutes.
10. the energy efficiency testing device of the pressure cooking appliance according to any one of claim 6-9, it is characterised in that
First acquisition module calculates the benchmark power consumption E of the pressure cooking appliance according to below equationbase：
Ebase=(C × G × (T-T0)×M+G×N)×λ/a
Wherein, C is the specific heat of water, and G is the quality of the water of the preset volume, T0For initial water temperature, T is specified culinary art
The corresponding water saturation vapor (steam) temperature of pressure, λ is mode of heating revisory coefficient, and M is the corresponding pressure correction of specified culinary art pressure
Coefficient, N is the specific energy consumption of the corresponding packing stage of specified culinary art pressure.
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| CN112414738A (en) * | 2020-11-19 | 2021-02-26 | 广东中认华南检测技术有限公司 | Energy efficiency detection system of electric pressure cooker |
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