CN105003974A - Integrated energy-saving fresh air conditioner - Google Patents
Integrated energy-saving fresh air conditioner Download PDFInfo
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- CN105003974A CN105003974A CN201510479692.7A CN201510479692A CN105003974A CN 105003974 A CN105003974 A CN 105003974A CN 201510479692 A CN201510479692 A CN 201510479692A CN 105003974 A CN105003974 A CN 105003974A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
An integrated energy-saving fresh air conditioner comprises an air conditioning refrigeration main unit with an evaporator, and also comprises an indoor and outdoor air volume regulation and control valve and an enthalpy exchanger; the evaporator and the enthalpy exchanger adopt an integrated structure; the outdoor air conditioning refrigeration main unit is connected with the evaporator; an air outlet is formed in the upper part of the evaporator, and is communicated to the indoor; an indoor air inlet is formed in the lower part of the evaporator, and is communicated to the indoor; a fresh air inlet is formed in the upper part of the enthalpy exchanger; the indoor and outdoor air volume regulation and control valve is arranged between the fresh air inlet and the indoor air inlet, and is used for closing or opening the fresh air inlet and the indoor air inlet; another indoor air inlet is formed in the lower part of the enthalpy exchanger; an outdoor air inlet and an air outlet are formed in the other side of the enthalpy exchanger. The integrated energy-saving fresh air conditioner has the advantages that the enthalpy exchanger and an indoor and outdoor return air supply and control system form an integrated structure with the main unit or a blower coil, air supply and fresh air volume control can be carried out through various forms such as fresh air circulation volume control of a multi-split air-conditioning system and an independent air-conditioning system, and the energy-saving effect of a system is achieved.
Description
Technical field
The invention belongs to that be applicable to green building and passive room, that air conditioning combines with VMC energy-saving type air conditioner field, specifically, relate to integral energy-saving fresh air conditioner.
Background technology
Along with the raising day by day of living standard, the demand of people to high-quality human settlement is also more and more higher.Being embodied on IAQ, is control the temperature of air-conditioning, in the requirement of the function such as humid control, energy-saving efficiency and parameter.Existing air-conditioning just has temperature controlled function, the function of part containing dehumidifying, and along with people improve increasingly for the technical requirement of the greening building energy saving such as New atmosphere quality and passive room, new type compound energy-saving fresh air air-conditioning just urgently designs and researches and develops.
Current most of air-conditioning is provided with dehumidification function, but its dehumidifying operation principle just merely impels the method for dehumidification by condensation with cooling, and is the key of effective adjusting ambient comfort level according to the corresponding dehumidification mode of the different choice of outdoor environment.Under any temperature condition, malaria is all disadvantageous to human body, easily suffers from wet numbness for a long time in the larger local work of humidity, life; When air humidity is excessive in addition, be conducive to breeding and the propagation of some bacteriums and virus.Modern medicine study shows, to the relative humidity that human body is relatively suitable for is: during room temperature 25 DEG C in summer, relative humidity controls at 40%-50% pleasant; During room temperature 18 DEG C in winter, relative humidity controls at 50-65% more comfortable.In dog days' time summer, due to the effect of high temperature, low pressure, high humility, human sweat not easily discharges, and is not easily evaporated after perspiration, thus can make people fidgety, tired, poor appetite; Summer, humidity increased, and when steam is tending towards saturated, can suppress the performance of human-body radiating function, make people feel very sultry and irritated.Winter humidity sometimes too little, air is too dry, easily cause upper respiratory tract mucosa infect, catch cold; When winter, humidity increased, then heat transfer can be made to accelerate about 20 times, make people feel more sombre, depressed.So no matter human body is work in the environment of humidity or the environment of drying for a long time, life all will cause series of problems.According to the experimental studies results of expert to mankind's activity amenity; the mankind are at temperature T=22-26 degree; relative humidity feels the most comfortable during life and work in the environment of 45-65% relative humidity, and operating efficiency is also the highest, and air now also has good protective effect to furniture and finishing.
The requirement that fresh-air ventilation is the excellent a home from home of green building and the mankind is carried out for the quality of indoor-outdoor air and environment.City dweller in one day more than 80% time spend in indoor, China's indoor pollution room air pollution indoor air degree of purification constantly increases in recent years, air pollution degree in many civilian and commercial buildings is several times to tens times of outdoor air pollution, have even more than 100 times.The activity etc. being mainly derived from building and house decorative material, outdoor pollutant, combustion product and people of indoor air pollutants, comprises suspended particulate substance, gaseous contamination source etc.Because the kind of indoor air pollutants is complicated, be long-term and chronic appearance on the impact of health.Can go out to lose face dry, drowsiness, failure of memory etc. in early days; Can be there is throat pain, acute or chronic pharyngitis etc. in long-term exposure, be exposed to for a long time in contaminated environment and will cause the generation of lung and Multiple organs disorders.The health infringement that room air pollution causes, except chronic obstructive pulmonary disease, also has allergic asthma, fash, sick building syndrome etc.The whole world have every year the death of 2,400 ten thousand people and indoor pollution closely related, therefore too high and obesity of room air pollution and hypertension, cholesterol etc. is jointly listed in ten of human health and threatens greatly.Fresh outdoor air is sent into indoor by ventilation by indoor air-changing, the air of foul indoor is discharged to outdoor simultaneously; Fresh air ventilator all built in air filters, can effectively stop the pollutant such as dust and pernicious gas to enter indoor simultaneously, ensure to send into indoor fresh air cleaning dustless.
Temp regulating function is only had for existing air conditioner unit or multiple on-line system, or need use together with air-to-air total heat exchanger just can reach temperature, control that humidity, new wind change wind and the present situation that energy-saving effect requires, in actual moving process, still there is larger technological improvement leeway and the energy saving space to strengthen the operational effect of air-conditioning system, this is mainly reflected in:
1, the dehumidification function of existing air-conditioning system just merely impels the method for dehumidification by condensation with cooling, can not control according to the indoor humidity of the air humidity of indoor and outdoor when consideration has VMC.
2, existing air-conditioning system does not generally possess VMC, and the normal air of indoor that adopts circulates to reach temperature controlled object.
3, the air-to-air total heat exchanger of new wind function is had usually to be used alone, to make up the defect of air-conditioning system at humid control, new wind adjustment, air inlet/outlet energy-saving effect.The function of the existing air-conditioning system of effective connection and air-to-air total heat exchanger, especially effectively controlling the internal circulating load of new wind, the effectively energy-saving effect of raising system is the requirement of existing green building to air-conditioning.
The cooling and heating load (room temperature) of the integrated energy-saving fresh air conditioner system 4, after improving will not be subject to new wind effect, significantly reduce Fresh air handing institute energy requirement, thus realize energy-efficient.Utilize heat recovery technology to save energy and reduce the cost, can operating cost be considerably reduced.No matter be unit or multi-online air-conditioning system, can the function in installation, maintenance, Systematical control and adjustment etc. greatly strengthen.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, design and a kind ofly effectively central ventilation system, humidity regulation, energy-conservation and control system can be structurally incorporated into one, to reach the integrated air-conditioning system of the Measurement & Control of indoor temperature and humidity, resh air requirement, energy-saving effect and air quality.
In order to realize above-mentioned technical purpose, the present invention adopts following technical scheme:
Integral energy-saving fresh air conditioner, comprises the air conditioner refrigerating main frame with evaporimeter, is also provided with indoor and outdoor air quantity adjusting control valve and air-to-air total heat exchanger; Evaporimeter and air-to-air total heat exchanger form integral structure; Outdoor air conditioner refrigeration host computer connects evaporimeter; Be provided with air outlet above evaporimeter, air outlet is communicated to indoor, is also provided with indoor air inlet below evaporimeter, and indoor air inlet is communicated to indoor; Fresh inlet is provided with above air-to-air total heat exchanger, indoor and outdoor air quantity adjusting control valve is located between fresh inlet and indoor air inlet, for closing or opening fresh inlet and indoor air inlet, be provided with indoor air inlet below air-to-air total heat exchanger, air-to-air total heat exchanger opposite side is also provided with outdoor air inlet and air outlet.
The evaporimeter of air-to-air total heat exchanger and air-conditioning is formed integral structure, for unit air-conditioning, mainly to be included in lower air-supply in return air pattern, indoor return air and outdoor are gone out, air inlet forms integral structure, carry out according to the requirement of indoor and outdoor multiple spot epidemic disaster and carbon dioxide, oxygen content the effective adjustment importing and exporting air mass flow by the controller established in system, reach at utmost energy-conservation effect.
In above-mentioned integral energy-saving fresh air conditioner, described outdoor air inlet is provided with outdoor new wind filter, for wind new outside filter chamber.
In above-mentioned integral energy-saving fresh air conditioner, the position adjustments of described indoor and outdoor air quantity adjusting control valve is controlled by data collecting system and air-conditioner control system.
In above-mentioned integral energy-saving fresh air conditioner, described data collecting system refers to the system that can gather indoor temperature and humidity, air carbon dioxide content, oxygen content or PM2.5; Described air-conditioner control system refers to that the data that can obtain according to data collecting system carry out the system controlled.
System controller and panel thereof are arranged on energy-saving air-conditioning mainframe inside or each house interior, this controller can carry out multiparty control according to multipoint sensors such as the temperature be placed in room, humidity, PM2.5, indoor carbon dioxide content, oxygen contents and be undertaken adjustable by panel.Except carrying out except open and close and regulable control to refrigeration host computer, air inducing fan and control valve, also by controller and outdoor air draft, can introduce between outdoor VMC and carry out patten transformation in the circulation of indoor return air inner air.When employing indoor return air inner air circulation time, controller will cut out outdoor air draft and new wind air inducing fan system, the unlatching indoor return air air inducing fan of air-to-air total heat exchanger; When introducing VMC, the new wind air inducing fan of outdoor ventilating fan and outdoor that controller will control to cut out indoor return air adjusting control valve, start air-to-air total heat exchanger, makes outer, the outdoor Leads to new breeze of indoor return air discharge chamber indoor.Tolerance control can be carried out to the exhaust air rate outside indoor return air discharge chamber, under outdoor Leads to new breeze indoor mode and absorbing quantity additionally by this controller, thus reach the requirement of used in room with dust-proof function malleation.
In above-mentioned integral energy-saving fresh air conditioner, evaporator fan coil system (7) or (8) can share an air-to-air total heat exchanger (5) by multiple evaporimeter (2) and form, thus realize the fresh air energy-saving system of an air-to-air total heat exchanger (5) for multiple room.
For multi-connected machine, form the form of main frame band multiple integral blower coil pipe, integral blower coil pipe can be formed with an air-to-air total heat exchanger by a fan coil, also multiple fan coil and an air-to-air total heat exchanger can form locally integral blower coil pipe.
The size of air-to-air total heat exchanger is determined according to the requirement of resh air requirement, its main heat and mass film adopts heat transfer, moisture mass transfer materials efficiently, containing fungi-proofing and long-life feature, its performance need meet or exceed the energy-saving type air conditioner requirement in green building and German passive room; New wind air intake and room air air draft adopt fan control, and the unlatching of fan is determined by indoor and outdoor humiture and ventilation frequency requirement according to the requirement of new wind; New wind air inlet arranges replaceable filter, effectively to remove contamination particle and other harmful constituents of outdoor air.Indoor and outdoor is changed wind adjusting control valve and can effectively be controlled through the new wind air intake of air-to-air total heat exchanger and the replacing just between these two kinds of patterns of indoor return air, the combining form that the part that also can form many grades is is indoor return air through the new wind air intake of air-to-air total heat exchanger, part.This adjusting control valve is changed the multipoint control systems such as wind frequency requirement controlled by humiture, IAQ, new wind.
Compared with prior art, the present invention has following beneficial effect: not only effectively air-to-air total heat exchanger and indoor and outdoor air blow and return and control system are structurally formed integral structure with main frame or fan coil, and can the various ways such as multi-connected machine, the independent new wind internal circulating load control in room carry out blowing and new wind Boiler pressure control, and reach energy saving of system effect, make the enhancing of system integration degree, installation and adjustment conveniently, thus the overall performance of green building and indoor comfortable effect.In addition, the air-to-air total heat exchanger of integral structure, indoor and outdoor air blow and return regulation and control energy-saving air conditioning system, not only makes system installation and adjustment convenient, by can the system controller that regulates of panel, can to monitor integral air conditioner system and operational mode regulates automatically, thus to reach best energy-saving effect.
Accompanying drawing explanation
Fig. 1 is unit technological process of the present invention and overall structure schematic diagram;
Fig. 2 is multi-connected machine technological process of the present invention and overall structure schematic diagram.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1, integral energy-saving fresh air conditioner, comprises the air conditioner refrigerating main frame 1 with evaporimeter 2, is also provided with indoor and outdoor air quantity adjusting control valve 4 and air-to-air total heat exchanger 5; Evaporimeter 2 and air-to-air total heat exchanger 5 form integral structure; Outdoor air conditioner refrigeration host computer 1 connects evaporimeter 2; Be provided with air outlet above evaporimeter 2, air outlet is communicated to indoor, is also provided with indoor air inlet 21 below evaporimeter 2, and indoor air inlet 21 is communicated to indoor; Fresh inlet 55 is provided with above air-to-air total heat exchanger 5, indoor and outdoor air quantity adjusting control valve 4 is located between fresh inlet 55 and indoor air inlet 21, for closing or opening fresh inlet 55 and indoor air inlet 21, be provided with indoor air inlet 51 below air-to-air total heat exchanger 5, air-to-air total heat exchanger 5 opposite side is also provided with outdoor air inlet 54 and air outlet 52.
Air conditioner refrigerating main frame 1 inside comprises the refrigeration system critical pieces such as condenser, compressor, choke valve, forms cooling cycle system with the evaporimeter 2 of body of wall 3 outside.
When indoor and outdoor air quantity adjusting control valve 4 is closed in new wind air inlet 55 position, form the inner loop of indoor return air, at this moment air-to-air total heat exchanger 5 is in closed condition.
When indoor return air is outer by indoor air inlet 51-air-to-air total heat exchanger 5 main body heat and mass film-air outlet 52 discharge chamber of air-to-air total heat exchanger 5, system introduces outdoor VMC, when outdoor new wind filter 53-outdoor air inlet 54-air-to-air total heat exchanger 5 main body heat and mass film-indoor fresh air import 55, indoor and outdoor air quantity adjusting control valve 4 is closed in indoor air inlet 21 position, new wind after effective heat and mass of air-to-air total heat exchanger 5 enters indoor by the air outlet of evaporimeter 2, reach best indoor fresh air ventilating, the object of IAQ improvement and temperature and humidity regulation.No matter be that indoor return air circulation or the cold main frame 1 of introducing VMC Space-Time Modulation may start, also may be in closed condition, carry out Systematical control by air conditioning system controller.
When indoor and outdoor air quantity adjusting control valve 4 is in certain gear between new wind air inlet 55 and indoor air inlet 21, can forming section indoor return air, part fresh-air ventilation operational mode.The position of indoor and outdoor air quantity adjusting control valve 4 determines the combination of the new wind of indoor return air and outdoor to the composition of indoor return air, the position adjustments of indoor and outdoor air quantity adjusting control valve 4 is by data collecting systems such as indoor temperature and humidity, air carbon dioxide content, oxygen contents, and air-conditioning overall system control controls.
Embodiment 2:
As shown in Figure 2, the new wind multi-online air-conditioning system of integral energy-saving.Its main body is outdoor air conditioner refrigeration host computer 1, multiple evaporator fan coil system 7,8 and more composition.It is cold that fan coil refers to that the roof in each room send, the cold air supply system come namely come by evaporimeter.Outdoor host computer 1 inside comprises the refrigeration system critical pieces such as condenser, compressor, choke valve, forms cooling cycle system with the evaporator fan coil 7 or 8 of body of wall 9 outside.
Consistent with embodiment 1, multi-online air-conditioning system carries multiple evaporator fan coil, can carry out indoor return air, the air quality control of outdoor new wind and energy saving of system respectively regulate different rooms.
Claims (5)
1. integral energy-saving fresh air conditioner, comprises the air conditioner refrigerating main frame (1) with evaporimeter (2), it is characterized in that: be also provided with indoor and outdoor air quantity adjusting control valve (4) and air-to-air total heat exchanger (5); Evaporimeter (2) and air-to-air total heat exchanger (5) form integral structure; Outdoor air conditioner refrigeration host computer (1) connects evaporimeter (2); Evaporimeter (2) top is provided with air outlet, and air outlet is communicated to indoor, and evaporimeter (2) below is also provided with indoor air inlet (21), and indoor air inlet (21) is communicated to indoor; Air-to-air total heat exchanger (5) top is provided with fresh inlet (55); Indoor and outdoor air quantity adjusting control valve (4) is located between fresh inlet (55) and indoor air inlet (21), for closing or opening fresh inlet (55) and indoor air inlet (21); Air-to-air total heat exchanger (5) below is provided with indoor air inlet (51), and air-to-air total heat exchanger (5) opposite side is also provided with outdoor air inlet (54) and air outlet (52).
2. integral energy-saving fresh air conditioner as claimed in claim 1, is characterized in that: described outdoor air inlet (54) place is provided with outdoor new wind filter (53).
3. integral energy-saving fresh air conditioner as claimed in claim 1, is characterized in that: the position adjustments of described indoor and outdoor air quantity adjusting control valve (4) is controlled by data collecting system and air-conditioner control system.
4. integral energy-saving fresh air conditioner according to claim 3, is characterized in that: described data collecting system refers to the system that can gather indoor temperature and humidity, air carbon dioxide content, oxygen content or PM2.5; Described air-conditioner control system refers to that the data that can obtain according to data collecting system carry out the system controlled.
5. integral energy-saving fresh air conditioner according to claim 1, it is characterized in that: evaporator fan coil system (7) or (8) can share an air-to-air total heat exchanger (5) by multiple evaporimeter (2) and form, thus realize the fresh air energy-saving system of an air-to-air total heat exchanger (5) for multiple room.
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| CN201510479692.7A CN105003974A (en) | 2015-08-07 | 2015-08-07 | Integrated energy-saving fresh air conditioner |
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| CN105509161A (en) * | 2016-01-27 | 2016-04-20 | 能节（北京）科技发展有限公司 | Air source dual-operation split air conditioner and operation method thereof |
| CN105570995A (en) * | 2016-01-26 | 2016-05-11 | 广东美的制冷设备有限公司 | Air exchange air conditioner |
| CN105890096A (en) * | 2016-06-06 | 2016-08-24 | 合肥天鹅制冷科技有限公司 | Device for automatically realizing fresh air replacement for integral external air conditioner |
| CN106016470A (en) * | 2016-07-11 | 2016-10-12 | 珠海格力电器股份有限公司 | Fresh air and air conditioner all-in-one machine and control method thereof |
| CN106016569A (en) * | 2016-07-06 | 2016-10-12 | 殷晓冬 | Fresh air purification system with remote control function |
| CN106225086A (en) * | 2016-09-13 | 2016-12-14 | 西安交通大学 | A kind of indoor fresh air register |
| CN106247498A (en) * | 2016-10-21 | 2016-12-21 | 爱康森德（深圳）空气技术有限公司 | A kind of air quality processing system reducing room noise |
| CN106288053A (en) * | 2016-10-21 | 2017-01-04 | 爱康森德（深圳）空气技术有限公司 | A kind of air quality processes unit |
| CN106352409A (en) * | 2016-10-21 | 2017-01-25 | 爱康森德（深圳）空气技术有限公司 | Air conditioning system and method |
| CN106765793A (en) * | 2017-02-27 | 2017-05-31 | 西安工程大学 | Dew point indirect evaporative is cooled down and mechanical refrigeration manifold type energy-saving and purifying air-conditioner set |
| CN106765942A (en) * | 2016-12-17 | 2017-05-31 | 佛山市罗伯特环境科技有限公司 | Multifunctional novel blower fan control system and its control method |
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| CN106839167A (en) * | 2017-03-13 | 2017-06-13 | 深圳市昶檀实业有限公司 | A kind of efficient recuperation of heat energy-saving machine group of indoor central air conditioner system |
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