CN105546673A - Indoor environment control unit and building environment control system - Google Patents
Indoor environment control unit and building environment control system Download PDFInfo
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- CN105546673A CN105546673A CN201610074959.9A CN201610074959A CN105546673A CN 105546673 A CN105546673 A CN 105546673A CN 201610074959 A CN201610074959 A CN 201610074959A CN 105546673 A CN105546673 A CN 105546673A
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- 230000003750 conditioning effect Effects 0.000 claims description 36
- 230000007613 environmental effect Effects 0.000 claims description 28
- 230000000694 effects Effects 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims description 16
- 239000000809 air pollutant Substances 0.000 claims description 7
- 231100001243 air pollutant Toxicity 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 2
- 239000003570 air Substances 0.000 description 578
- 238000010438 heat treatment Methods 0.000 description 15
- 238000001816 cooling Methods 0.000 description 12
- 238000009423 ventilation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
-
- 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
-
- 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
- F24F13/02—Ducting arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Quality & Reliability (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an indoor environment control unit and a building environment control system, wherein the indoor environment control unit comprises: the air inlet channel comprises a first air inlet communicated with the outside and a first air outlet communicated with the inside; the air exhaust channel comprises a second air inlet communicated with the indoor space and a second air outlet communicated with the outdoor space; the heat exchange device comprises a heat exchange air inlet channel arranged on the air inlet channel and a heat exchange air exhaust channel arranged on the air exhaust channel; the heat exchange air inlet channel is provided with a heat exchange air inlet outlet and a heat exchange air inlet control valve; the heat exchange exhaust channel is provided with a heat exchange exhaust outlet and an exhaust inlet control valve; the first air return control valve is used for communicating the air exhaust channel and the air inlet channel, and when the heat exchange air inlet control valve is opened, air flows into the heat exchange air inlet channel from the air exhaust channel through the heat exchange air inlet control valve. The indoor environment control unit and the building environment control system provided by the invention can adapt to low-temperature environment and can effectively reduce the frost risk of the unit.
Description
Technical field
The embodiment of the present invention relates to Heating, Ventilation and Air Conditioning (HVAC) Technology field, particularly relates to a kind of indoor environmental condition control unit and architectural environment control system.
Background technology
Passive type building refers to the architectural exterior-protecting construction and indoor environment that adopt various power-saving technology structure best, improves building heat preservation heat-proof quality and air-tightness to the utmost, makes building drop to minimum to heating and refrigeration demand.Should ventilating system be provided with in the passive type building of high-air-tightness, outdoor air be incorporated into indoor, and room air is expelled to outdoor, change indoor air, with the demand of satisfied indoor to fresh air with outdoor fresh air thus.
Ventilating system of the prior art also can utilize heat exchanger core to regulate indoor temperature simultaneously, by substantially frosting danger will be there is at 2 DEG C ~ 5 DEG C in cold air heat heat exchanger core (heat-exchange device) in the market, minority high-performance imported product can reach-5 DEG C, heat exchanger core is once produce frost, then whole ventilating system may not normally work.And the problem that the current stage solves the frost of heat exchanger core is all adopt the operating temperature range directly reducing heat exchanger core usually, but due to internal structure and the material restriction of heat exchanger core, if reduce operating temperature range once again, sharply increasing of the manufacturing cost of heat exchanger core may be caused.
Summary of the invention
The invention provides a kind of indoor environmental condition control unit and architectural environment control system, in order to solve above-mentioned defect of the prior art, realize the risk effectively reducing unit frost, improve unit job stability, and cost is lower, meanwhile, also can solve current family expenses small volume Fresh air handling units to circulate due to Wind Volume all-fresh air the problems such as the energy waste caused, increase indoor air circulation, improve indoor comfort.
One aspect of the present invention provides a kind of indoor environmental condition control unit, comprising:
Air intake passage, comprises the first air inlet for being communicated with outdoor, and the first air outlet for being communicated with indoor, is provided with for making air flow to the air intake blower fan of described first air outlet by described first air inlet in described air intake passage;
Air exhaust passage, comprises the second air inlet for being communicated with indoor, and the second air outlet for being communicated with outdoor, is provided with for making air flow to the exhaust fan of described second air outlet by described second air inlet in described air exhaust passage;
Heat-exchange device, comprises the heat exchange air intake passage being arranged in air intake passage, and is arranged in the heat exchange air exhaust passage of air exhaust passage; Described heat exchange air intake passage is provided with the outlet of heat exchange air intake and the heat exchange air intake inlet control valve for connecting or close described heat exchange air intake passage; Described heat exchange air exhaust passage is provided with heat exchange wind exhausting outlet and the heat exchange air draft inlet control valve for connecting or close described heat exchange air exhaust passage;
First return air control valve, be arranged between described air exhaust passage and described air intake passage, described first return air control valve is used for connecting described air exhaust passage and air intake passage in the on state, and under heat exchange air intake inlet control valve opening, air is flowed into described heat exchange air intake passage under the effect of air intake blower fan and exhaust fan through heat exchange air intake inlet control valve from air exhaust passage.
Further,
Described air intake passage also comprises air intake bypass passageways, and described air intake bypass passageways is provided with bypass air intake inlet control valve and the outlet of bypass air intake, and described bypass air intake inlet control valve is used for connecting or closing described air intake bypass passageways;
Described air exhaust passage also comprises air draft bypass passageways, and described air draft bypass passageways is provided with bypass air draft inlet control valve and bypass wind exhausting outlet, and described bypass air draft inlet control valve is used for connecting or closing described air draft bypass passageways;
Described first return air control valve is arranged in described air draft bypass passageways, and described first return air control valve is used in the on state, and under heat exchange air intake inlet control valve opening, connects described air draft bypass passageways and described heat exchange air intake passage; And, under bypass air intake inlet control valve opening, connect described air intake bypass passageways.
Further, also comprise temperature auxiliary conditioning unit, described temperature auxiliary conditioning unit is arranged in described air intake passage, and near described air intake blower fan.
Further, also comprise the second return air control valve, described second return air control valve is arranged between described air intake passage and described air exhaust passage; Described second return air control valve is used for connecting described air intake passage and described air exhaust passage in the on state, and under the state of all closing at described heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, bypass air intake inlet control valve, bypass air draft inlet control valve and the first return air control valve, make air be flowed into by described second air inlet under the effect of described air intake blower fan and exhaust fan and flow to from the first air outlet indoor after excess temperature auxiliary conditioning unit.
Further, also comprise filtration system, described filtration system comprises medium effeciency filter and high efficiency particulate air filter, and described filtration system is arranged between described first air inlet and described heat exchange air intake inlet control valve, for filtering the air flowing to described first air outlet from described first air inlet.
Further, also comprise controller, described controller respectively with heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, air intake blower fan is connected with exhaust fan, described controller is used for controlling heat exchange air intake inlet control valve respectively, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, the opening and closing of air intake blower fan and exhaust fan, and control heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, the aperture of bypass air draft inlet control valve and the second return air control valve.
Further, also comprise temperature sensor, described temperature sensor is electrically connected with described controller, described controller controls heat exchange air intake inlet control valve respectively according to the air themperature parameter that described temperature sensor detects, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, the opening and closing of air intake blower fan and exhaust fan, and control heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, the aperture of bypass air draft inlet control valve and the second return air control valve.
Further, described temperature sensor comprises the first temperature sensor for detecting indoor temperature, for detecting the second temperature sensor of outdoor temperature and the three-temperature sensor for the air themperature that detects heat exchange wind exhausting outlet place.
Further, also comprise air mass sensor, described air mass sensor is electrically connected with described controller, the indoor temperature parameter that described controller is used for air pollutant concentration and the described first temperature sensor detection detected according to described air mass sensor controls heat exchange air intake inlet control valve respectively, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, the opening and closing of air intake blower fan and exhaust fan, and control heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, the aperture of bypass air draft inlet control valve and the second return air control valve.
Further, also comprise alarm, described alarm is electrically connected with described air mass sensor, for detecting that indoor air pollutants concentration sends warning when exceeding preset value at described air mass sensor.
The present invention also provides a kind of architectural environment control system on the other hand, comprises heat pump, and multiple indoor environmental condition control unit as described in above-mentioned any one.
Indoor environmental condition control unit provided by the invention and architectural environment control system, by forming air intake passage and air exhaust passage in set box, and outdoor air flows through air intake passage inside again by the first air outlet flow direction indoor by the first air inlet, the air of indoor then flows through air exhaust passage inside by the second air inlet and is flowed to by the second air outlet outdoor again, the direction of air circulation is controlled by air intake blower fan and exhaust fan, and heat-exchange device realizes the heat transmission of air intake and air draft, thus the outdoor new wind of adjustable enters into indoor temperature, be conducive to improving user's comfortableness, and by the first return air control valve, air exhaust passage and air intake passage are connected, when the first return air control valve and heat exchange air intake inlet control valve are opened, the air of discharging indoor can be back in heat exchange air intake passage through heat exchange air intake inlet control valve at least partly, improve the temperature of heat exchange inlet side, also improve the temperature of heat-exchange device, be conducive to the rapid frost melting of heat-exchange device, to ensure the working stability performance of whole unit, to ensure while heat exchanger effectiveness and not need to select the material of special expensive to make heat-exchange device, therefore cost is also lower.
Accompanying drawing explanation
The structural representation of the indoor environmental condition control unit that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the A-A sectional view in Fig. 1;
Fig. 3 is the B-B sectional view in Fig. 1;
Fig. 4 is the C-C sectional view in Fig. 1;
The electric control schematic diagram of the indoor environmental condition control unit that Fig. 5 embodiment of the present invention provides.
Reference numeral:
11-air intake passage; 12-air exhaust passage;
13-heat-exchange device; 14-first return air control valve;
15-second return air control valve; 16-temperature auxiliary conditioning unit;
17-filtration system; 18-controller;
19-temperature sensor; 20-air mass sensor;
21-alarm; 111-first air inlet;
112-first air outlet; 113-air intake blower fan;
114-air intake bypass passageways; 121-second air inlet;
122-second air outlet; 123-exhaust fan;
124-air draft bypass passageways; 131-heat exchange air intake passage;
132-heat exchange air exhaust passage; 171-medium effeciency filter;
172-high efficiency particulate air filter; 191-first temperature sensor;
192-second temperature sensor; 193-three-temperature sensor;
1141-bypass air intake inlet control valve; 1142-bypass air intake exports;
1241-bypass air draft inlet control valve; 1242-bypass wind exhausting outlet;
1311-heat exchange air intake exports; 1312-heat exchange air intake inlet control valve;
1321-heat exchange wind exhausting outlet; 1322-heat exchange air draft inlet control valve.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The structural representation of the indoor environmental condition control unit that Fig. 1 provides for one embodiment of the invention; Fig. 2 is the A-A sectional view in Fig. 1; Fig. 3 is the B-B sectional view in Fig. 1; Fig. 4 is the C-C sectional view in Fig. 1.As shown in Figure 1 to 4, Fig. 1 the present embodiment provides a kind of indoor environmental condition control unit, comprising: air intake passage 11, air exhaust passage 12, heat-exchange device 13 and the first return air control valve 14.
Wherein, air intake passage 11, comprises the first air inlet 111 for being communicated with outdoor, and the first air outlet 112 for being communicated with indoor, is provided with for making air flow to the air intake blower fan 113 of the first air outlet 112 by the first air inlet 111 in air intake passage 11; Air exhaust passage 12 comprises the second air inlet 121 for being communicated with indoor, and the second air outlet 122 for being communicated with outdoor, is provided with for making air flow to the exhaust fan 123 of the second air outlet 122 by the second air inlet 121 in air exhaust passage 12; Heat-exchange device 13 comprises the heat exchange air intake passage 131 being arranged in air intake passage 11, and is positioned at the heat exchange air exhaust passage 132 of air exhaust passage 12; Heat exchange air intake passage 131 is provided with heat exchange air intake outlet 1311 and for connecting or the heat exchange air intake inlet control valve 1312 of closed heat exchange air intake passage 131; Heat exchange air exhaust passage 132 is provided with heat exchange wind exhausting outlet 1321 and for connecting or the heat exchange air draft inlet control valve 1322 of closed heat exchange air exhaust passage 132; First return air control valve 14 is arranged between air exhaust passage 12 and air intake passage 11, first return air control valve 14 is for connecting air exhaust passage 12 and air intake passage 11 in the on state, and under heat exchange air intake inlet control valve 1312 opening, air is flowed into heat exchange air intake passage 131 under the effect of air intake blower fan 113 and exhaust fan 123 through heat exchange air intake inlet control valve 1312 from air exhaust passage 12.
Particularly, in the present embodiment, preferably, air intake blower fan 113 can be arranged on the first air outlet 112 place, and exhaust fan 123 can be arranged on the second air inlet 121 place, it should be noted that air intake blower fan 113 is arranged on the first air outlet 112 place and can sucks in air intake passage 11 by the new wind of outdoor, the air inspiration after simultaneously also the air flowed out by the first return air control valve 14 can being mixed with new wind is indoor.Heat exchange air intake inlet control valve 1312 and heat exchange air intake inlet control valve 1312 can be flow control valve, to control the flow of air.
The indoor environmental condition control unit that the present embodiment provides, by forming air intake passage 11 and air exhaust passage 12 in set box, and outdoor air can flow through air intake passage 11 inside by the first air inlet 121 flows to indoor by the first air outlet 112 again, the air of indoor then can flow through air exhaust passage 12 inside by the second air inlet 121 and flow to outdoor by the second air outlet 122 again, the direction of air circulation is controlled by air intake blower fan 113 and exhaust fan 123, room air can exchange with outdoor air, meets room ventilation requirement, and heat-exchange device 13 can realize the heat transmission of air intake and air draft, thus the outdoor new wind of adjustable enters into indoor temperature, be conducive to improving indoor user comfortableness, by the first return air control valve 14, air exhaust passage 12 and air intake passage 11 are connected, when the first return air control valve 14 and heat exchange air intake inlet control valve 1312 are opened, the air of discharging indoor can be back in heat exchange air intake passage 131 through heat exchange air intake inlet control valve 1312 at least partly, improve the air themperature of heat exchange inlet side, also improve the temperature of heat-exchange device 13, be conducive to the rapid frost melting of heat-exchange device 13, and reduce the risk of heat-exchange device 13 frost, to ensure the stability that whole unit runs at low ambient temperatures continuously, and do not need the new wind of other heater to outdoor to carry out preheating, there is good adjusting function, further increase the flexibility of indoor environmental condition control unit, and, the material selecting special expensive is not needed to make heat-exchange device 13 yet, therefore cost is also lower.
In the above-described embodiments, further, air intake passage 11 can also comprise air intake bypass passageways 114, and air intake bypass passageways 114 is provided with bypass air intake inlet control valve 1141 and bypass air intake outlet 1142, and bypass air intake inlet control valve 1141 is for connecting or closed air intake bypass passageways 114; Air exhaust passage 12 also comprises air draft bypass passageways 124, and air draft bypass passageways 124 is provided with bypass air draft inlet control valve 1241 and bypass wind exhausting outlet 1242, and bypass air draft inlet control valve 1141 is for connecting or closed air draft bypass passageways 124; First return air control valve 14 is arranged in air draft bypass passageways 124, and the first return air control valve 14 in the on state, and under heat exchange air intake inlet control valve 1312 opening, connects air draft bypass passageways 124 and heat exchange air intake passage 131; And, under bypass air intake inlet control valve 1141 opening, connect air intake bypass passageways 114.
The design of air intake bypass passageways 114 and air draft bypass passageways 124, when indoor air temperature can meet cooling and heating load, then do not need that indoor air is entered into outdoor and carry out temperature adjustment, now, for ensureing room air circulation and IAQ, can by bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, air intake blower fan 113 and exhaust fan 123 are opened, and by the first return air control valve 14, heat exchange air intake inlet control valve 1312 and heat exchange air draft inlet control valve 1322 are closed, thus, the new wind introduced outdoor is under the effect of air intake blower fan 113, successively through bypass air intake inlet control valve 1141, air intake bypass passageways 114, bypass air intake outlet 1142 and the first air outlet 112 enter into indoor, and then the air of indoor is under the effect of exhaust fan 123, successively through the second air inlet 121, bypass air draft inlet control valve 1141, air draft bypass passageways 124, bypass wind exhausting outlet 1142 and the second air outlet 122 are expelled to outdoor, thus, realize the circulation of indoor and outdoors air, ensure that the quality of room air and fresh, improve comfortableness.
In addition, based on above embodiment, first return air control valve 14 is arranged in air draft bypass passageways 124, when the first return air control valve 14 is opened, when the bypass air draft inlet control valve 1241 of air draft bypass passageways 124 is opened, air draft can drain into the inlet side formation return air of air intake passage 11 from the first return air control valve 14, and the heat exchange air intake inlet control valve 1312 when inlet side is opened, and bypass air intake inlet control valve 1141 is when closing, heat exchange air intake passage 131 is entered into after the new wind come in by outdoor in first air inlet 111 place mixes with return air, thus improve the temperature of heat-exchange device 13 inlet side, decrease heat exchange amount, and then improve the air themperature at air draft side outlet place, the risk of heat-exchange device 13 frost can be reduced, and the new return air ratio under concrete defrosting pattern can carry out adjustment setting according to outdoor climate, be not construed as limiting at this present embodiment, when heat exchange air intake inlet control valve 1312 is closed, and bypass air intake inlet control valve 1141 is when opening, the inlet side draining into air intake passage 11 from the first return air control valve 14 forms return air, air intake bypass passageways 114 is entered by bypass air intake inlet control valve 1141 after the new wind come in by outdoor in first air inlet 111 place mixes with return air, enter indoor afterwards, user can not roll up resh air requirement according to demand, when increasing when novel wind energy consumes, air output is strengthened by return air, this effectively can increase indoor air flows in summer, increase human comfort, and energy saving is better.
Certainly, under the first return air control valve 14 opening, bypass air intake inlet control valve 114 and heat exchange air intake inlet control valve 1312 can all be opened, so, the new wind that the air draft of being discharged by the first return air control valve 14 can be come in the first air inlet 111 place mixes rear portion and flow into indoor after bypass air intake inlet control valve 114 flow in air intake bypass passageways 114, a part can flow into indoor after heat exchange air intake inlet control valve 1312 flow in heat exchange air intake passage 131 in addition, therefore, can while maintenance indoor air flows, indoor temperature is satisfied the demands, flexibility is better.
Further, can also comprise temperature auxiliary conditioning unit 16, temperature auxiliary conditioning unit 16 is arranged in air intake passage 11, and near air intake blower fan 113.Preferably, temperature auxiliary conditioning unit 16 can be heating/refrigerating coil pipe, in the present embodiment, can adopt air source heat pump as renewable Cooling and Heat Source for the other pipe of heating/refrigerating provides Cooling and Heat Source, the consumption of electric energy is less, has remarkable result to building energy conservation consumption reduction.It should be noted that, temperature auxiliary conditioning unit 16 is in the present embodiment not limited to heating/refrigerating coil pipe, those skilled in the art can also according to actual conditions, and select other devices with heating and cooling effect to realize the object of the auxiliary temperature adjustment of unit, the present invention does not limit.
The indoor environmental condition control unit that above-described embodiment provides can also comprise the second return air control valve 15, second return air control valve 15 and be arranged between air intake passage 11 and air exhaust passage 12; Second return air control valve 15 is for connecting air intake passage 11 and air exhaust passage 12 in the on state, and under the state of all closing at heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241 and the first return air control valve 14, make air be flowed into by the second air inlet 121 under the effect of air intake blower fan 113 and exhaust fan 123 and flow to from the first air outlet indoor after excess temperature auxiliary conditioning unit 16.When IAQ can meet the demands, when but indoor environment temperature can not meet the comfort level requirement of human body, by opening the second return air control valve 15 and temperature auxiliary conditioning unit 16, and close heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241 and the first return air control valve 14, air is made only under the effect of air intake blower fan 113 and exhaust fan 123, to flow to air intake passage 11 by air exhaust passage 12 and flow back to indoor again after the temperature adjustment of excess temperature auxiliary conditioning unit 16, thus when without Leads to new breeze, increase air circulates, and heating or cooling room air, indoor temperature is made to meet cooling and heating load, ensure the comfortableness of indoor occupant, and without the need to introducing new wind, save resource.
Also comprise filtration system 17, filtration system 17 comprises medium effeciency filter 171 and high efficiency particulate air filter 172, and filtration system 17 is arranged between the first air inlet 111 and the first air outlet 112, for filtering the air flowing to the first air outlet 112 from the first air inlet 111.Medium effeciency filter 171 can closer to the first air inlet 111 relative to high efficiency particulate air filter 172, coarse filtration can be carried out to the new wind in outdoor, and then by high efficiency particulate air filter 172, essence filtration is carried out to the new wind in outdoor, indoor are introduced again after double-stage filtering is carried out to the air of outdoor, effectively can reduce the concentration being incorporated into indoor air pollutants outdoor, effectively on the impact of indoor air quality, the health of the excellent and personnel of indoor environment can be ensured by control PM2.5.
The electric control schematic diagram of the indoor environmental condition control unit that Fig. 5 embodiment of the present invention provides.As shown in Figure 5, also comprise controller 18, controller 18 respectively with heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, second return air control valve 15, temperature auxiliary conditioning unit 16, air intake blower fan 113 is connected with exhaust fan 123, controller 18 is for controlling heat exchange air intake inlet control valve 1312 respectively, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, second return air control valve 15, temperature auxiliary conditioning unit 16, the opening and closing of air intake blower fan 113 and exhaust fan 123, and control heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, the aperture of bypass air draft inlet control valve 1241 and the second return air control valve 15.The indoor environmental condition control unit that the present embodiment provides controls to control heat exchange air intake inlet control valve 1312 respectively by controller 18, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, second return air control valve 15, temperature auxiliary conditioning unit 16, the opening and closing of air intake blower fan 113 and exhaust fan 123, and control heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, the aperture of bypass air draft inlet control valve 1241 and the second return air control valve 15, realized by automatically controlled mode, it is convenient to control, and regulation and control are reliable.
Certainly, in the above-described embodiments, temperature sensor 19 can also be comprised, temperature sensor 19 is electrically connected with controller 18, controller 18 controls heat exchange air intake inlet control valve 1312 respectively according to the air themperature parameter that temperature sensor 19 detects, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, second return air control valve 15, temperature auxiliary conditioning unit 16, the opening and closing of air intake blower fan 113 and exhaust fan 123, and control heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, the aperture of bypass air draft inlet control valve 1241 and the second return air control valve 15.Can Real-Time Monitoring ambient air temperature by temperature sensor 19, and make controller 18 can according to the environment temperature got, rationally, the opening and closing of each valve and air intake blower fan 13 and exhaust fan 123, temperature auxiliary conditioning unit 16 are controlled neatly, and the aperture of each valve, namely, can the operating condition of environmentally temperature conditions flexible modulation unit, while meeting indoor temperature demand, realize energy-saving run.
Particularly, temperature sensor 19 can comprise the first temperature sensor 191 for detecting indoor temperature, for detecting the second temperature sensor 192 of outdoor temperature, and for the three-temperature sensor 193 of the air themperature that detects heat exchange wind exhausting outlet 1321 place.In the process that air themperature is regulated and controled, outdoor temperature and indoor temperature are the factor needing to consider, and heat exchange exhaust outlet 1321 place is the position the most easily causing frost, for timely defrosting or pre-antifrost, three-temperature sensor 193 is set at heat exchange exhaust outlet 1321 place and detects this place's temperature in real time, be conducive to timely defrosting, reduce the risk of heat-exchange device 13 frost.
Also comprise air mass sensor 20, air mass sensor 20 is electrically connected with controller 18, the indoor temperature parameter that controller 18 detects for the air pollutant concentration that detects according to air mass sensor 20 and the first temperature sensor 191 controls heat exchange air intake inlet control valve 1312 respectively, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, second return air control valve 15, temperature auxiliary conditioning unit 16, the opening and closing of air intake blower fan 113 and exhaust fan 123, and control heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, the aperture of bypass air draft inlet control valve 1241 and the second return air control valve 15.Concrete, Mass Control sensor 21 can be gas concentration lwevel sensor in the present embodiment, air mass sensor 20 can be arranged on indoor, real-time detection IAQ, when current air mass can be met consumers' demand, new wind can not be introduced, and when can detect that indoor pollution substrate concentration exceedes preset value, represent that now IAQ is poor, new for outdoor wind is needed to introduce indoor, to improve IAQ, ensure ventilation, and the first temperature sensor 191 detects indoor air temperature, controller 18 can jointly control heat exchange air intake inlet control valve 1312 according to indoor pollution substrate concentration and indoor air temperature, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, second return air control valve 15, temperature auxiliary conditioning unit 16, the opening and closing of air intake blower fan 113 and exhaust fan 123, and control heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, bypass air intake inlet control valve 1141, the aperture of bypass air draft inlet control valve 1241 and the second return air control valve 15, indoor air quality can be ensured, cooling and heating load demand can be met again.
Also comprise alarm 21, alarm 21 is electrically connected with air mass sensor 20, for detecting that indoor air pollutants concentration sends warning when exceeding preset value at air mass sensor 20.In the present embodiment, alarm signal can be send alarm sound, or sends light flicker, or, can also be the combination of alarm sound and flash of light.Alarm 21 can the current air mass of reminding user indoor can not meet the demands, and whether carries out corresponding operating with reminding user.
The indoor environmental condition control unit that above-described embodiment provides operationally, can realize following six kinds of operational modes:
The first: direct mode operation, when the second temperature sensor 192 detects outdoor temperature within predetermined temperature range time (between the lower limit temperature of Natural Ventilation Mode and the ceiling temperature of Natural Ventilation Mode), namely indoor temperature can meet cooling and heating load demand, this Time Controller 18 can control bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, air intake blower fan 113 and exhaust fan 123 are opened, first return air control valve 14, second return air control valve 15, heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322 and temperature auxiliary conditioning unit 16 are closed, outdoor new wind is under the effect of air intake blower fan 113, to enter in air intake bypass passageways 114 through the first air inlet 111 and flow into indoor through bypass air intake outlet 1142, and the air of indoor is under the effect of exhaust fan 123, enter in air draft bypass passageways 124 through the second air inlet 121, and be discharged to outdoor through air draft Bypass outlet 1242, naturally circulating of above process implementation room air and outdoor air, meet the performance of ventilating of architectural environment, meet the requirement of people's comfortableness.
The second, heat exchange pattern, when the second temperature sensor 192 detects that outdoor temperature is less than the lower limit temperature of Natural Ventilation Mode or is greater than the ceiling temperature of Natural Ventilation Mode, namely indoor temperature can not meet cooling and heating load demand, this Time Controller 18 can control bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, first return air control valve 14, second return air control valve 15 and temperature auxiliary conditioning unit 16 are closed, heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, air intake blower fan 113 and exhaust fan 123 are opened, outdoor new wind is under the effect of air intake blower fan 113, to enter in 1 heat exchange air intake passage 31 through the first air inlet 111 and flow into indoor through heat exchange air intake outlet 1311, and the air of indoor is under the effect of exhaust fan 123, enter in heat exchange air exhaust passage 132 through the second air inlet 121, and be discharged to outdoor through heat exchange wind exhausting outlet 1321, above process chamber air and outdoor air realize heat exchange through heat-exchange device 13, make full use of the temperature of room air, do not increase other thermals source, make to enter into indoor air themperature can meet the demands.
The third: self-loopa pattern, when heat exchange air intake inlet control valve 1312 and heat exchange air draft inlet control valve 1322 are opened, when bypass air intake inlet control valve 1141 and bypass air draft inlet control valve 1241 and the first return air control valve 14 are closed, namely, when first temperature sensor 191 detects that indoor temperature still can not meet the cooling and heating load of indoor needs, and when air mass sensor 20 detects that IAQ can meet the demands, controller 18 is controlled heats interchange intake inlet control valve 1312 and heat exchange air draft inlet control valve 1322, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241 and the first return air control valve 14 are all closed, and control the second return air control valve 15, temperature auxiliary conditioning unit 16, air intake blower fan 113 and exhaust fan 123 are all opened, room air to be entered in air exhaust passage 12 under the effect of exhaust fan 123 and through air intake passage 11 again through heating or the cooling of excess temperature servicing unit 16 by the second air inlet 121, then indoor are flowed back to by the first air outlet 112, form the single cycle pattern without Leads to new breeze, room air circulation can be conducive on the one hand, and indoor temperature can be made can to meet cooling and heating load demand simultaneously.It should be noted that, when unit carries out self-loopa pattern, if air mass sensor 20 detects that IAQ does not meet the demands, that is, when pollutant levels are too high, alarm 21 sends alarm signal, if in setting aside some time, user side is without when enforcing the operation of self-loopa pattern, then unit can exit self-loopa pattern automatically, force to introduce new wind, to improve IAQ.
4th kind: recuperation of heat+auxiliary heat pattern, when air mass sensor 20 detects that indoor pollution substrate concentration is greater than preset value, and the outdoor temperature that the second temperature sensor 192 detects is when being less than the ceiling temperature under Natural Ventilation Mode, controller 16 can control unit and enter recuperation of heat+auxiliary heat pattern, controller 18 controls bypass air intake inlet control valve 1141 and cuts out, control bypass air draft inlet control valve 1241, heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, first return air control valve 14, air intake blower fan 113 and exhaust fan 123, temperature auxiliary conditioning unit 16 is opened, outdoor new wind is under the effect of air intake blower fan 113, to enter in heat exchange air intake passage 131 through the first air inlet 111 and flow into indoor through heat exchange air intake outlet 1311, and the air of indoor is under the effect of exhaust fan 123, a part enters in heat exchange air exhaust passage 132 through the second air inlet 121, and be discharged to outdoor through heat exchange wind exhausting outlet 1321, the new wind of this process and outdoor introduction carries out heat exchange, another part enters into air draft bypass passageways 124 by the second air inlet 121, and turn back to air intake passage 11 from the first return air control valve 14 and to converge with new wind and enter into heat exchange air intake passage 131 again, indoor minimizing heat exchange amount is entered into from air intake passage 11, be conducive to saving energy consumption, temperature auxiliary conditioning unit 16 is in auxiliary heat pattern, further raising enters into indoor air themperature, also the demand of user can be met when outdoor temperature is lower.
5th kind: recuperation of heat+auxiliary cold pattern, when air mass sensor 20 detects that indoor pollution substrate concentration is greater than preset value, and the outdoor temperature that the second temperature sensor 192 detects is when being greater than the ceiling temperature under Natural Ventilation Mode, controller 16 can control unit and enter recuperation of heat+auxiliary cold pattern, air circulation principle under this kind of pattern and process are identical with the 4th kind of pattern, its difference is only the auxiliary cold pattern of temperature auxiliary conditioning unit 16 under this kind of pattern, to be lowered into indoor air themperature.
6th kind: safe mode, when three-temperature sensor 193 detects the judgement temperature that the air themperature at heat exchange wind exhausting outlet 1321 place opens lower than predetermined safe mode, now there is the risk of frosting the air draft side of heat-exchange device 13, or start slight frosting, controller 16 controls heat exchange air intake inlet control valve 1312, heat exchange air draft inlet control valve 1322, bypass air intake inlet control valve 1141, bypass air draft inlet control valve 1241, first return air control valve 14 and temperature auxiliary conditioning unit 16 are all opened, and air intake blower fan 113, exhaust fan 123 is also all opened, outdoor new wind is through air intake bypass passageways 114 and heat exchange air intake passage 131 air intake, then after temperature-adjusting device 16 carries out temperature adjustment, indoor are entered into, and the air of indoor is outside air draft bypass passageways 124 and a part of discharge chamber of heat exchange air exhaust passage 132, another part enters into the inlet side of air intake passage 11 through the first return air control valve 14 place, the air themperature entered in heat-exchange device 13 is improve after new wind mixes with air draft, reduce the heat exchange amount with air draft, and then can oppositely defrost to heat-exchange device 13, the heat taking full advantage of air draft defrosts to heat-exchange device 13, heat exchanger effectiveness is better, do not need to carry out special adaptations to the material of heat-exchange device 13 or structure, cost is lower.
The present invention also provides a kind of architectural environment control system on the other hand, comprises heat pump, and multiple indoor environmental condition control unit provided as above-described embodiment.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (11)
1. an indoor environmental condition control unit, is characterized in that, comprising:
Air intake passage, comprises the first air inlet for being communicated with outdoor, and the first air outlet for being communicated with indoor, is provided with for making air flow to the air intake blower fan of described first air outlet by described first air inlet in described air intake passage;
Air exhaust passage, comprises the second air inlet for being communicated with indoor, and the second air outlet for being communicated with outdoor, is provided with for making air flow to the exhaust fan of described second air outlet by described second air inlet in described air exhaust passage;
Heat-exchange device, comprises the heat exchange air intake passage being arranged in air intake passage, and is arranged in the heat exchange air exhaust passage of air exhaust passage; Described heat exchange air intake passage is provided with the outlet of heat exchange air intake and the heat exchange air intake inlet control valve for connecting or close described heat exchange air intake passage; Described heat exchange air exhaust passage is provided with heat exchange wind exhausting outlet and the heat exchange air draft inlet control valve for connecting or close described heat exchange air exhaust passage;
First return air control valve, be arranged between described air exhaust passage and described air intake passage, described first return air control valve is used for connecting described air exhaust passage and air intake passage in the on state, and under heat exchange air intake inlet control valve opening, air is flowed into described heat exchange air intake passage under the effect of air intake blower fan and exhaust fan through heat exchange air intake inlet control valve from air exhaust passage.
2. indoor environmental condition control unit according to claim 1, is characterized in that,
Described air intake passage also comprises air intake bypass passageways, and described air intake bypass passageways is provided with bypass air intake inlet control valve and the outlet of bypass air intake, and described bypass air intake inlet control valve is used for connecting or closing described air intake bypass passageways;
Described air exhaust passage also comprises air draft bypass passageways, and described air draft bypass passageways is provided with bypass air draft inlet control valve and bypass wind exhausting outlet, and described bypass air draft inlet control valve is used for connecting or closing described air draft bypass passageways;
Described first return air control valve is arranged in described air draft bypass passageways, and described first return air control valve is used in the on state, and under heat exchange air intake inlet control valve opening, connects described air draft bypass passageways and described heat exchange air intake passage; And, under bypass air intake inlet control valve opening, connect described air intake bypass passageways.
3. indoor environmental condition control unit according to claim 2, is characterized in that, also comprises temperature auxiliary conditioning unit, and described temperature auxiliary conditioning unit is arranged in described air intake passage, and near described air intake blower fan.
4. indoor environmental condition control unit according to claim 3, is characterized in that, also comprises the second return air control valve, and described second return air control valve is arranged between described air intake passage and described air exhaust passage; Described second return air control valve is used for connecting described air intake passage and described air exhaust passage in the on state, and under the state of all closing at described heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, bypass air intake inlet control valve, bypass air draft inlet control valve and the first return air control valve, make air be flowed into by described second air inlet under the effect of described air intake blower fan and exhaust fan and flow to from the first air outlet indoor after excess temperature auxiliary conditioning unit.
5. indoor environmental condition control unit according to claim 4, it is characterized in that, also comprise filtration system, described filtration system comprises medium effeciency filter and high efficiency particulate air filter, described filtration system is arranged between described first air inlet and described heat exchange air intake inlet control valve, for filtering the air flowing to described first air outlet from described first air inlet.
6. the indoor environmental condition control unit according to any one of claim 3 ~ 5, it is characterized in that, also comprise controller, described controller respectively with heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, air intake blower fan is connected with exhaust fan, described controller is used for controlling heat exchange air intake inlet control valve respectively, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, the opening and closing of air intake blower fan and exhaust fan, and control heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, the aperture of bypass air draft inlet control valve and the second return air control valve.
7. indoor environmental condition control unit according to claim 6, it is characterized in that, also comprise temperature sensor, described temperature sensor is electrically connected with described controller, described controller controls heat exchange air intake inlet control valve respectively according to the air themperature parameter that described temperature sensor detects, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, the opening and closing of air intake blower fan and exhaust fan, and control heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, the aperture of bypass air draft inlet control valve and the second return air control valve.
8. indoor environmental condition control unit according to claim 7, it is characterized in that, described temperature sensor comprises the first temperature sensor for detecting indoor temperature, for detecting the second temperature sensor of outdoor temperature and the three-temperature sensor for the air themperature that detects heat exchange wind exhausting outlet place.
9. indoor environmental condition control unit according to claim 8, it is characterized in that, also comprise air mass sensor, described air mass sensor is electrically connected with described controller, the indoor temperature parameter that described controller is used for air pollutant concentration and the described first temperature sensor detection detected according to described air mass sensor controls heat exchange air intake inlet control valve respectively, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, bypass air draft inlet control valve, second return air control valve, temperature auxiliary conditioning unit, the opening and closing of air intake blower fan and exhaust fan, and control heat exchange air intake inlet control valve, heat exchange air draft inlet control valve, first return air control valve, bypass air intake inlet control valve, the aperture of bypass air draft inlet control valve and the second return air control valve.
10. indoor environmental condition control unit according to claim 9, it is characterized in that, also comprise alarm, described alarm is electrically connected with described air mass sensor, for detecting that indoor air pollutants concentration sends warning when exceeding preset value at described air mass sensor.
11. 1 kinds of architectural environment control systems, is characterized in that, comprise heat pump, and multiple indoor environmental condition control unit as described in any one of claim 1 ~ 10.
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