CN204301381U - A kind of DC frequency-changing whole fresh wind air-condition unit - Google Patents
A kind of DC frequency-changing whole fresh wind air-condition unit Download PDFInfo
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- CN204301381U CN204301381U CN201420735592.7U CN201420735592U CN204301381U CN 204301381 U CN204301381 U CN 204301381U CN 201420735592 U CN201420735592 U CN 201420735592U CN 204301381 U CN204301381 U CN 204301381U
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Abstract
The utility model discloses a kind of DC frequency-changing whole fresh wind air-condition unit, comprise air treatment system, prime refrigeration system and rear class refrigeration system; Described air treatment system comprises the roughing efficiency air filter, the first evaporimeter, the second evaporimeter and the pressure fan that are connected successively.The utility model is compared with traditional all-fresh air unit, unit have employed advanced DC frequency-changeable compressor technology, unit can regulate compressor rotary speed to adapt to the needs of room load new wind load change automatically, realize precisely controlling indoor temperature and humidity rapidly, greatly reduce the consumption of electric energy, turn avoid the defect that frequent starting compressor causes, unit frosting problem when simultaneously also solving low dew-point air supply, ensure that unit runs continuously, under worst cold case, performance is more reliable and more stable, meet the temperature requirement of various occasion, and realize energy-saving and emission-reduction further, environmental protection lowers consumption.
Description
Technical field
The utility model relates to a kind of air-conditioner set, particularly relates to a kind of DC frequency-changing whole fresh wind air-condition unit.
Background technology
Along with China's expanding economy, energy problem is day by day serious, and air-conditioning is the capital equipment consuming the energy, and the air-conditioner set therefore constantly researching and developing efficient energy-saving seems particularly important; And along with the development of society, also more and more higher to the requirement of air conditioning, service condition is also more and more harsher.
Such as, also require that when air-conditioned room load variations room humiture keeps constant, now traditional air-conditioning mainly relies on constantly to be opened, stops compressor to adjust indoor temperature, temperature accuracy is difficult to obtain stability contorting, one open one stop between not only easily cause room temperature erratic fluctuations large, and consume more electric energy, and the decay caused its life-span is opened on high frequent ground.
In addition at the application requirements air-conditioner set year round cooling that some heat dissipation capacity is large, and the especially easily frosting under transition season and cold environmental conditions of traditional whole fresh wind air-condition unit, unit cannot run at all continuously, causes difficulty to Systematical control.In the environment that some special process requires, require that the air-out dew point of unit is lower, traditional all-fresh air unit cannot meet the demands.Also having in peak times of power consumption in summer, easily there is instability in line voltage, and traditional air-conditioning directly startup can cause larger impact to electrical network, and when serious, air-conditioning can not start substantially.
Utility model content
The purpose of this utility model is the deficiency existed for prior art, provides a kind of advanced technology, and Temperature and Humidity Control is accurate, energy-efficient, stable and reliable for performance, and environmental suitability is strong, and the life-span is long, the DC frequency-changing whole fresh wind air-condition unit that noise is low.
For realizing above-mentioned utility model object, the technical solution adopted in the utility model is a kind of DC frequency-changing whole fresh wind air-condition unit, comprises air treatment system, prime refrigeration system and rear class refrigeration system; Described air treatment system comprises the roughing efficiency air filter, the first evaporimeter, the second evaporimeter and the pressure fan that are connected successively;
Described prime refrigeration system comprises the invariable frequency compressor, backing condenser, prime liquid reservoir, prime device for drying and filtering, magnetic valve and the heating power expansion valve that are connected successively, and this prime treatment system also comprises prime vapour liquid separator, described heating power expansion valve, the first evaporimeter, prime gas-liquid separator are connected successively with invariable frequency compressor;
Described rear class refrigeration system comprises the frequency-changeable compressor, rear class condenser, rear class liquid reservoir, rear class device for drying and filtering, ball valve and the electric expansion valve that are connected successively, and this rear class refrigeration system also comprises rear class vapour liquid separator, described electric expansion valve, the second evaporimeter, rear class gas-liquid separator are connected successively with frequency-changeable compressor;
As preferably, the side of described backing condenser and rear class condenser is equipped with condensation fan.
As preferably, in described rear class refrigeration system, between frequency-changeable compressor and rear class condenser, be also provided with fan governor.
As preferably, the frequency-changeable compressor in described rear class refrigeration system is DC frequency-changeable compressor.
Beneficial effect: compared with prior art, the utility model has the following advantages: the utility model is compared with traditional all-fresh air unit, unit have employed advanced DC frequency-changeable compressor technology, unit can regulate compressor rotary speed to adapt to the needs of room load new wind load change automatically, realize precisely controlling indoor temperature and humidity rapidly, greatly reduce the consumption of electric energy, turn avoid the defect that frequent starting compressor causes, unit frosting problem when simultaneously also solving low dew-point air supply, ensure that unit runs continuously, under worst cold case, performance is more reliable and more stable, meet the temperature requirement of various occasion, and realize energy-saving and emission-reduction further, environmental protection lowers consumption, the utility model adopts the throttling arrangement of this best of electric expansion valve, realize matching with compressor of efficient quick-speed large-scale, and the control law of the various complexity of install beforehand, meet different demands for control, and the setting of fan governor effectively can regulate the rotating speed of blower fan, control the pressure of condenser.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, the present embodiment is implemented under premised on technical solution of the present invention, should understand these embodiments and only be not used in for illustration of the present invention and limit the scope of the invention.
As shown in Figure 1, a kind of DC frequency-changing whole fresh wind air-condition unit, comprises air treatment system, prime refrigeration system and rear class refrigeration system; Described air treatment system comprises roughing efficiency air filter 1, first evaporimeter 2, second evaporimeter 3 and pressure fan 4 that are connected successively.
Described prime refrigeration system comprises the invariable frequency compressor 5, backing condenser 6, prime liquid reservoir 7, prime device for drying and filtering 8, magnetic valve 9 and the heating power expansion valve 10 that are connected successively, and this prime treatment system also comprises prime vapour liquid separator 11, described heating power expansion valve 10, first evaporimeter 2, prime gas-liquid separator 11 are connected successively with invariable frequency compressor 5; And the side of backing condenser 6 is also provided with condensation fan 19.
Described rear class refrigeration system comprises the frequency-changeable compressor 12, rear class condenser 13, rear class liquid reservoir 14, rear class device for drying and filtering 15, ball valve 16 and the electric expansion valve 17 that are connected successively, and this rear class refrigeration system also comprises rear class vapour liquid separator 18, described electric expansion valve 17, second evaporimeter 3, rear class gas-liquid separator 18 are connected successively with frequency-changeable compressor 12; And the side of rear class condenser 13 is also provided with condensation fan 19, frequency-changeable compressor 12 is wherein DC frequency-changeable compressor.
Kind of refrigeration cycle of the present utility model is as follows: in prime refrigeration system, low-temperature low-pressure refrigerant gas compression is high temperature and high pressure gas by invariable frequency compressor, high temperature and high pressure gas out enters into backing condenser from invariable frequency compressor and is cooled to high temperature high pressure liquid, high temperature high pressure liquid is successively through prime liquid reservoir, prime device for drying and filtering, be that low-temp low-pressure gas liquid mixture enters into the first evaporimeter through heating power expansion valve reducing pressure by regulating flow after magnetic valve, heat absorption vaporization in the first evaporimeter, prime vapour liquid separator is entered into after cold-producing medium heat absorption vaporization, after vapour liquid separator separates unevaporated liquid, enter into invariable frequency compressor again compressed, complete a complete kind of refrigeration cycle.
In rear level system, low-temperature low-pressure refrigerant gas compression is high temperature and high pressure gas by DC frequency-changeable compressor, high temperature and high pressure gas out enters into rear class condenser from frequency-changeable compressor and is cooled to high temperature high pressure liquid, high temperature high pressure liquid is successively through rear class liquid reservoir, rear class device for drying and filtering, be enter into the second evaporimeter after low-temp low-pressure gas liquid mixture through electric expansion valve reducing pressure by regulating flow after ball valve, heat absorption vaporization in the second evaporimeter, prime vapour liquid separator is entered into after cold-producing medium heat absorption vaporization, after vapour liquid separator separates unevaporated liquid, enter into frequency-changeable compressor again compressed, complete a complete kind of refrigeration cycle.Along with the frequency of the change adjustment compressor of load in frequency-changeable compressor running wherein, ensure that the energy exported mates with load, ensure that unit can reliability service continuously, in running, fan governor regulates the rotating speed of blower fan, control the pressure of condenser, condensing pressure is remained in normal operation range.
Air handling process: first outdoor new wind filter through roughing efficiency air filter, then successively through the first evaporimeter and the dehumidifying of the second evaporator cools, sends into air conditioning area by pressure fan, completes air handling process.
Claims (4)
1. a DC frequency-changing whole fresh wind air-condition unit, is characterized in that: comprise air treatment system, prime refrigeration system and rear class refrigeration system; Described air treatment system comprises the roughing efficiency air filter (1), the first evaporimeter (2), the second evaporimeter (3) and the pressure fan (4) that are connected successively;
Described prime refrigeration system comprises the invariable frequency compressor (5), backing condenser (6), prime liquid reservoir (7), prime device for drying and filtering (8), magnetic valve (9) and the heating power expansion valve (10) that are connected successively, and this prime treatment system also comprises prime vapour liquid separator (11), described heating power expansion valve (10), the first evaporimeter (2), prime gas-liquid separator (11) are connected successively with invariable frequency compressor (5);
Described rear class refrigeration system comprises the frequency-changeable compressor (12), rear class condenser (13), rear class liquid reservoir (14), rear class device for drying and filtering (15), ball valve (16) and the electric expansion valve (17) that are connected successively, and this rear class refrigeration system also comprises rear class vapour liquid separator (18), described electric expansion valve (17), the second evaporimeter (3), rear class gas-liquid separator (18) are connected successively with frequency-changeable compressor (12).
2. a kind of DC frequency-changing whole fresh wind air-condition unit according to claim 1, is characterized in that: the side of described backing condenser (6) and rear class condenser (13) is equipped with condensation fan (19).
3. a kind of DC frequency-changing whole fresh wind air-condition unit according to claim 1, is characterized in that: be also provided with fan governor (20) between frequency-changeable compressor (12) and rear class condenser (13) in described rear class refrigeration system.
4. a kind of DC frequency-changing whole fresh wind air-condition unit according to claim 1, is characterized in that: the frequency-changeable compressor (12) in described rear class refrigeration system is DC frequency-changeable compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735592.7U CN204301381U (en) | 2014-11-28 | 2014-11-28 | A kind of DC frequency-changing whole fresh wind air-condition unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735592.7U CN204301381U (en) | 2014-11-28 | 2014-11-28 | A kind of DC frequency-changing whole fresh wind air-condition unit |
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| CN204301381U true CN204301381U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420735592.7U Active CN204301381U (en) | 2014-11-28 | 2014-11-28 | A kind of DC frequency-changing whole fresh wind air-condition unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627502A (en) * | 2014-11-28 | 2016-06-01 | 南京五洲制冷集团有限公司 | Direct-current variable-frequency all-fresh-air air conditioning unit |
| CN109405283A (en) * | 2018-12-05 | 2019-03-01 | 江苏天舒电器有限公司 | A kind of accurate temperature controlling type heat pump hot blast stove system |
-
2014
- 2014-11-28 CN CN201420735592.7U patent/CN204301381U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627502A (en) * | 2014-11-28 | 2016-06-01 | 南京五洲制冷集团有限公司 | Direct-current variable-frequency all-fresh-air air conditioning unit |
| CN109405283A (en) * | 2018-12-05 | 2019-03-01 | 江苏天舒电器有限公司 | A kind of accurate temperature controlling type heat pump hot blast stove system |
| CN109405283B (en) * | 2018-12-05 | 2023-05-23 | 江苏天舒电器有限公司 | Accurate temperature control type heat pump hot blast stove system |
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