CN206420663U - High Precision Air-conditioning ability test device - Google Patents
High Precision Air-conditioning ability test device Download PDFInfo
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- CN206420663U CN206420663U CN201621329398.4U CN201621329398U CN206420663U CN 206420663 U CN206420663 U CN 206420663U CN 201621329398 U CN201621329398 U CN 201621329398U CN 206420663 U CN206420663 U CN 206420663U
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- control heater
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Abstract
The utility model provides a kind of High Precision Air-conditioning ability test device, and it includes air reprocessing unit and temperature regulating and controlling system, and air reprocessing unit includes：Heating thick control heater, heating essence control heater, the thick control heater of humidification and humidification essence control heater；The power output minimum resolution of foregoing heater is followed successively by N1W、N2W、N1W、N2W；Temperature regulating and controlling system is connected with heating with thick control heater and heating with essence control heater, to control dry-bulb temperature in dry bulb range of set value；Also it is connected with humidification with thick control heater and humidification with essence control heater, to control wet-bulb temperature in wet bulb range of set value；Wherein, N1、N2For positive number, 100≤N1≤ 200,1≤N2≤10.The utility model improves the control accuracy of dry-bulb temperature and wet-bulb temperature by above-mentioned technical proposal.
Description
Technical field
The utility model belongs to air conditioner aptitude tests field, more particularly to a kind of High Precision Air-conditioning ability test device.
Background technology
Ability of the air conditioning capacity experimental rig for testing air conditioner device, such as refrigerating capacity and heating ability, it includes：It is empty
Gas reprocesses unit and temperature regulating and controlling system, and air reprocesses PID of the unit in temperature regulating and controlling system
The temperature in room is reached under the control of (Proportion Integral Derivative, proportional integral derivative) adjuster to set
Definite value, i.e. dry-bulb temperature measured value are consistent with dry-bulb temperature setting value, and wet-bulb temperature measured value is consistent with wet-bulb temperature setting value.
In the prior art, in order that temperature is rapidly achieved setting value, the power output of the heater of air reprocessing unit
Minimum resolution is generally large, for example 100W, so that the deviation between temperature measured value and setting value is larger, reduces temperature
Spend control accuracy.
Utility model content
In order to solve problems of the prior art, the utility model is filled there is provided a kind of High Precision Air-conditioning ability test
Put, including air reprocessing unit and temperature regulating and controlling system, room and outdoor room are respectively configured the air and located again indoors
Unit is managed, the temperature regulating and controlling system is connected with air reprocessing unit so that the air reprocesses unit by room
The dry-bulb temperature and wet-bulb temperature of interior room and outdoor room are controlled in range of set value respectively, and the air reprocesses unit bag
Include：Heating thick control heater, heating essence control heater, the thick control heater of humidification and humidification essence control heater；It is described
It is N to heat with the power output minimum resolution of thick control heater1W；The heating is minimum with the power output of essence control heater
Resolution ratio is N2W；The humidification is N with the power output minimum resolution of thick control heater1W；Humidification essence control heater
Power output minimum resolution be N2W；The temperature regulating and controlling system is used with the heating with thick control heater and heating
Essence control heater connection, to control dry-bulb temperature in dry bulb range of set value；Also thick control heater is used with the humidification and add
It is wet to be connected with essence control heater, to control wet-bulb temperature in wet bulb range of set value；Wherein, N1、N2For positive number, 100≤N1≤
200,1≤N2≤10。
In High Precision Air-conditioning ability test device as described above, it is preferable that the temperature regulating and controlling system includes
First PID regulator, dry-bulb temperature measuring instrument and wet-bulb temperature measuring instrument, first PID regulator and the heating
Connected respectively with essence control heater and dry-bulb temperature measuring instrument with thick control heater, heating；Also added with the humidification with thick control
Hot device, humidification are connected respectively with essence control heater and wet-bulb temperature measuring instrument.
In High Precision Air-conditioning ability test device as described above, it is preferable that the temperature regulating and controlling system includes
Second PID regulator, trapezoid modulation circuit, dry-bulb temperature measuring instrument and wet-bulb temperature measuring instrument；2nd PID is adjusted
Section device is connected respectively with the heating with thick control heater and dry-bulb temperature measuring instrument, is also humidified with described with thick control heater
Connected respectively with wet-bulb temperature measuring instrument；The trapezoid modulation circuit and the heating essence control heater and dry-bulb temperature
Measuring instrument is connected respectively, is also connected respectively with the humidification with essence control heater and wet-bulb temperature measuring instrument.
In High Precision Air-conditioning ability test device as described above, it is preferable that the dry-bulb temperature measuring instrument is dry bulb
Temperature RTD, the wet-bulb temperature measuring instrument is wet-bulb temperature RTD.In summary,
What the utility model was brought has the beneficial effect that：
By the way that heater is divided into heating thick control heater and heating essence control heater, humidification is heated
Device is divided into humidification thick control heater and humidification essence control heater, so as to improve the control essence of dry-bulb temperature and wet-bulb temperature
Degree.
Brief description of the drawings
The air reprocessing unit and temperature for a kind of High Precision Air-conditioning device ability test device that Fig. 1 provides for the utility model
Spend the connection diagram of regulation and control system；
Another High Precision Air-conditioning device ability test device that Fig. 2 provides for the utility model air reprocessing unit and
The connection diagram of temperature regulating and controlling system；Fig. 3 be High Precision Air-conditioning device ability test device shown in application drawing 2 after obtain
Heating thick control heater and the output power schematic diagram of heating essence control heater；
A kind of structural representation for High Precision Air-conditioning device ability test device that Fig. 4 provides for the utility model；
In figure, symbol description is as follows：
Room, 3 air reprocessing unit, 31 heating thick control heater, 32 heating essence control heating outside 1 room in Room, Room 2
Device, 33 humidifications thick control heater, 34 humidifications essence control heater 4 temperature regulating and controlling system, 41 first PID regulators, 42
Second PID regulator, 43 trapezoid modulation circuits, 44 dry-bulb temperature measuring instruments, 45 wet-bulb temperature measuring instruments, 5 computers,
6 apparatus for measuring air quantity, 61 indoor sets, 62 outdoor units.
Embodiment
The utility model is described in further details with reference to the accompanying drawings and detailed description.
Referring to Fig. 1~2, the utility model embodiment provides a kind of High Precision Air-conditioning ability test device, and it has：It is empty
Gas reprocesses unit and temperature regulating and controlling system, and air reprocessing unit 3, temperature is respectively configured in room 1 and outdoor room 2 indoors
Regulation and control system and the air of indoor are reprocessed unit 3 and connected so that the air reprocesses unit 3 by the dry bulb of indoor room 1
Temperature and wet-bulb temperature are controlled in range of set value respectively, are also connected with the air reprocessing unit 3 of outside so that the sky
Gas reprocessing unit 3 controls the dry-bulb temperature and wet-bulb temperature of outdoor room 2 in range of set value respectively.
Specifically, air reprocessing unit 3 includes：Heating thick control heater 31, heating essence control heater 32, humidification
With thick control heater 33 and humidification essence control heater 34.Heat and be with the power output minimum resolution of thick control heater 31
N1W, i.e. heating can pass through N with thick control heater 311W resolution ratio carries out computer heating control；Heating is defeated with essence control heater 32
Go out power minimum resolution for N2W, i.e. heating essence control heater 32 can pass through N2W resolution ratio carries out computer heating control；Humidification
Power output minimum resolution with thick control heater 33 is N1W, i.e. humidification can pass through N with thick control heater 331W resolution
Rate carries out computer heating control；It is N to humidify with the power output minimum resolution of essence control heater 342W, i.e. humidification essence control heater
34 can pass through N2W resolution ratio carries out computer heating control；N1、N2For positive number, 100≤N1≤ 200, such as 100,200,1≤N2≤
10, such as 1,10.Dry-bulb temperature measuring instrument 35 obtains dry-bulb temperature, it is preferred to use dry-bulb temperature RTD.Wet-bulb temperature is measured
Instrument 36 obtains wet-bulb temperature, it is preferred to use wet-bulb temperature RTD.
Temperature regulating and controlling system 4 is connected with heating with thick control heater 31 and heating essence control heater 32, to control
Dry-bulb temperature is in dry bulb range of set value；Also it is connected with humidification with thick control heater 33 and humidification essence control heater 34, with
Wet-bulb temperature is controlled in wet bulb range of set value.
Temperature regulating and controlling system 4 can include：First PID regulator 41, dry-bulb temperature measuring instrument 44 and wet bulb temperature
Spend measuring instrument 45.First PID regulator 41 uses PID control method to be controlled, and it is used with heating slightly controls heater 31, adds
Heat is connected respectively with essence control heater 32 and dry-bulb temperature measuring instrument 44；Also with humidification thick control heater 33, humidification essence
Control heater 34 and wet-bulb temperature measuring instrument 45 are connected respectively.Using when, the first PID regulator 41 is measured according to dry-bulb temperature
The temperature measured value and desired temperature that instrument 44 and wet-bulb temperature measuring instrument 45 are gathered obtain power output needed for heating,
Then according to the power output and heating essence control heater that heating power output needed for is the thick control heater 31 of heating
Power output sum is controlled to heating with the smart heater 32 of controlling of thick control heater 31 and heating, and such as heating is added with thick control
The power output minimum resolution of hot device 31 is 100W, and it is 1W to heat with the power output minimum resolution of essence control heater 32,
Heating power needed for is 1105W, then 1100W is exported by heating with thick control heater 31, and 5W is by heating essence control heater 32
Output.Meanwhile, it is that humidification is controlled with the power output and humidification essence of thick control heater 33 also according to humidification power output needed for
The power output sum of heater 34, is controlled, for example to humidification with thick control heater 33 and humidification essence control heater 34
Humidification power needed for is 905W, and 900W is exported by humidification with thick control heater 33, and 5W is exported by humidification essence control heater 34.
In other examples, temperature regulating and controlling system 4 can include：Second PID regulator 42, trapezoid modulation
Circuit 43, dry-bulb temperature measuring instrument 44 and wet-bulb temperature measuring instrument 45.Second PID regulator 42 uses PID control method
It is controlled, it is connected respectively with heating with thick control heater 31 and dry-bulb temperature measuring instrument 44, is also added with humidification with thick control
Hot device 33 and wet-bulb temperature measuring instrument 45 are connected respectively；Trapezoid modulation circuit 43 and heating essence control heater 32 and dry bulb
Thermometric instruments 44 are connected respectively so that it is trapezoidal wave to heat the waveform presented with the power output of essence control heater 32, also
The output so that humidification essence controls heater 34 is connected respectively with essence control heater 34 and wet-bulb temperature measuring instrument 45 with humidifying
The waveform that power is presented is trapezoidal wave.Fig. 3 shows that heating uses thick control heater 31 and humidification essence to control the defeated of heater 32
Go out power schematic diagram, abscissa represents the time in figure, unit is s, and left side ordinate represents heating with thick control electric heater
31 power output, right side ordinate represents the power output of heating essence control heater 32, and the unit of power output is W.
Top curve is output power curve of the heating with thick control heater 31, and lower curve is the output of heating essence control heater 32
Power curve, the curve is trapezoidal wavy.
It should be noted that side sets dry-bulb temperature measuring instrument 44 and wet-bulb temperature measuring instrument 45 indoors, in room
Outside is also provided with dry-bulb temperature measuring instrument 44 and wet-bulb temperature measuring instrument 45.
During experiment, High Precision Air-conditioning ability test device can carry out ability test using Study on Air Enthalpy Difference Method；Also may be used
To carry out ability test using balance environmental form calorimeter method.Below to High Precision Air-conditioning ability test by taking Study on Air Enthalpy Difference Method as an example
The concrete structure of device is illustrated.Describe for convenience, in the present embodiment with air enthalpy difference test experimental rig and outside 2
Exemplified by illustrate.As shown in figure 4, the utility model embodiment provides a kind of High Precision Air-conditioning ability test device, it is wrapped
Include：Air reprocesses unit 3 and temperature regulating and controlling system 4, in addition to for obtaining test capability (such as heating capacity and refrigeration
Ability) computer 5.During experiment, the outdoor unit 62 of experimental prototype is placed on outside, and the indoor set 61 of experimental prototype is placed on interior
Side.
Air reprocessing unit 3 includes：Heating thick control heater 31, heating essence control heater 32, the thick control of humidification
Heater 33 and humidification essence control heater 34.In practice, air reprocessing unit 3 also includes：Heating and cooling heat exchanger 37,
Cooler 38 and blower fan 39, cooler 38 are that heating and cooling heat exchanger 37 provide low-temperature receiver.Air measuring is placed with indoor room 1
Device 6.Computer 5 according to from dry-bulb temperature measuring instrument and wet-bulb temperature measuring instrument collection temperature parameter, from experimental prototype
The apparatus for measuring air quantity 6 that connects of indoor set 61 in the input parameter such as the pressure parameter that gathers the ability of air conditioner is surveyed
Examination.
In summary, what the utility model was brought has the beneficial effect that：
By the way that heater is divided into heating thick control heater and heating essence control heater, humidification is heated
Device is divided into humidification thick control heater and humidification essence control heater, and then improves the control essence of dry-bulb temperature and wet-bulb temperature
Degree, so as to improve air conditioner aptitude tests precision.
As known by the technical knowledge, the utility model can be by the realities of other essence or essential feature without departing from its spirit
Scheme is applied to realize.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only
's.All changes in the range of the utility model or in the range of the utility model is equal to are by the utility model bag
Contain.
Claims (4)
1. a kind of High Precision Air-conditioning ability test device, including air reprocessing unit and temperature regulating and controlling system, indoors
The air reprocessing unit is respectively configured in room and outdoor room, and the temperature regulating and controlling system reprocesses unit with the air
Connect so that air reprocessing unit controls the dry-bulb temperature and wet-bulb temperature of indoor room and outdoor room in setting respectively
In the range of value, it is characterised in that：
The air reprocessing unit includes：Heating thick control heater, heating essence control heater, the thick control heater of humidification
With humidification essence control heater；
The heating is N with the power output minimum resolution of thick control heater1W；
The power output minimum resolution that the heating controls heater with essence is N2W；
The humidification is N with the power output minimum resolution of thick control heater1W；
The power output minimum resolution that the humidification controls heater with essence is N2W；
The temperature regulating and controlling system is connected with the heating with thick control heater and heating with essence control heater, to control to do
Ball temperature is in dry bulb range of set value；Also it is connected with the humidification with thick control heater and humidification with essence control heater, to control
Wet-bulb temperature processed is in wet bulb range of set value；
Wherein, N1、N2For positive number, 100≤N1≤ 200,1≤N2≤10。
2. High Precision Air-conditioning ability test device according to claim 1, it is characterised in that：The temperature adjustment control system
System includes the first PID regulator, dry-bulb temperature measuring instrument and wet-bulb temperature measuring instrument, first PID regulator and institute
Heating is stated to be connected respectively with essence control heater and dry-bulb temperature measuring instrument with thick control heater, heating；Also used with the humidification
Thick control heater, humidification are connected respectively with essence control heater and wet-bulb temperature measuring instrument.
3. High Precision Air-conditioning ability test device according to claim 1, it is characterised in that：The temperature adjustment control system
System includes the second PID regulator, trapezoid modulation circuit, dry-bulb temperature measuring instrument and wet-bulb temperature measuring instrument；
Second PID regulator is connected respectively with the heating with thick control heater and dry-bulb temperature measuring instrument, also with institute
Humidification is stated to be connected respectively with thick control heater and wet-bulb temperature measuring instrument；
The trapezoid modulation circuit is connected respectively with the heating with essence control heater and dry-bulb temperature measuring instrument, also with institute
Humidification is stated to be connected respectively with essence control heater and wet-bulb temperature measuring instrument.
4. the High Precision Air-conditioning ability test device according to Claims 2 or 3, it is characterised in that：The dry-bulb temperature is surveyed
Measuring appratus is dry-bulb temperature RTD, and the wet-bulb temperature measuring instrument is wet-bulb temperature RTD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329398.4U CN206420663U (en) | 2016-12-06 | 2016-12-06 | High Precision Air-conditioning ability test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329398.4U CN206420663U (en) | 2016-12-06 | 2016-12-06 | High Precision Air-conditioning ability test device |
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| Publication Number | Publication Date |
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| CN206420663U true CN206420663U (en) | 2017-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621329398.4U Active CN206420663U (en) | 2016-12-06 | 2016-12-06 | High Precision Air-conditioning ability test device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506967A (en) * | 2018-11-02 | 2019-03-22 | 珠海格力电器股份有限公司 | Control method, device, storage medium and the enthalpy difference laboratory of dry-bulb temperature operating condition |
| WO2021104538A1 (en) * | 2020-04-14 | 2021-06-03 | 中国标准化研究院 | Thermal environment laboratory for simulating wall radiation |
| CN112902393A (en) * | 2021-02-09 | 2021-06-04 | 中家院（北京）检测认证有限公司 | Energy-saving control method and system for air conditioner heat balance laboratory |
-
2016
- 2016-12-06 CN CN201621329398.4U patent/CN206420663U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506967A (en) * | 2018-11-02 | 2019-03-22 | 珠海格力电器股份有限公司 | Control method, device, storage medium and the enthalpy difference laboratory of dry-bulb temperature operating condition |
| WO2021104538A1 (en) * | 2020-04-14 | 2021-06-03 | 中国标准化研究院 | Thermal environment laboratory for simulating wall radiation |
| CN112902393A (en) * | 2021-02-09 | 2021-06-04 | 中家院（北京）检测认证有限公司 | Energy-saving control method and system for air conditioner heat balance laboratory |
| CN112902393B (en) * | 2021-02-09 | 2021-11-12 | 中家院（北京）检测认证有限公司 | Energy-saving control method and system for air conditioner heat balance laboratory |
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