CN104456841B - Thermal and humid environment integrated control air-conditioning system and method based on thermal comfort evaluation - Google Patents

Thermal and humid environment integrated control air-conditioning system and method based on thermal comfort evaluation Download PDF

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CN104456841B
CN104456841B CN201410653230.8A CN201410653230A CN104456841B CN 104456841 B CN104456841 B CN 104456841B CN 201410653230 A CN201410653230 A CN 201410653230A CN 104456841 B CN104456841 B CN 104456841B
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air
conditioning
humidity
hotness
instantaneous
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CN104456841A (en
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李百战
喻伟
姚润明
刘红
李楠
贾洪愿
王迪
王晗
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Chongqing University
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Chongqing University
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/20Humidity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/30Velocity

Abstract

The invention provides a thermal and humid environment integrated control air-conditioning system and method based on thermal comfort evaluation. The comfort operating level and the corresponding PWV numerical range of an air conditioner are set in strict accordance with national standards, the air conditioner is made to have the humidification adjusting function, an average thermal sensation index PMV value is calculated by acquiring air temperature, relative air humidity, average radiation temperature, wind speed, metabolic rate and clothing thermal resistance and compared with a preset comfort PMV value interval, and the air supply speed, the refrigerating/heating operating state and the humidifying/dehumidifying operating state of the air conditioner are intelligently adjusted according to the comparison result, so that a target area is in a comfort state satisfying the human body, the comfort requirement of the human body is met, the thermal comfort environment of the target area is easily improved, and energy conservation and emission reduction of a building are promoted. The principle and parameter setting of the system and method are scientific, and the operation method is simple and easy to control and implement.

Description

A kind of thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation and method
Technical field
The present invention relates to energy-conserving and environment-protective field is and in particular to a kind of thermal and humidity environment Comprehensive Control based on comfort evaluation is empty Adjusting system and method.
Background technology
With the continuous improvement of economy, the development of technology and living standard, the requirement to indoor environment thermal comfort for the people is got over Come higher, build a kind of healthy, comfortable, environmental protection, the indoor environment of energy-conservation is particularly important.Air-conditioner has become current people Build the main tool of indoor environment.
Existing comfort of air conditioner control method be with polytechnical university of Denmark fanger the proposed pmv model of professor be according to According to, using human thermal sensation's index, with human body thermal balance as foundation, in conjunction with psychologic subjective feeling, obtain one comprehensive The thermal comfort to evaluate indoor environment for the thermal comfort equation, its value can be by indoor air temperature, indoor air relative humidity, room Interior mean radiant temperature, indoor air velocity, human clothing's thermal resistance and 6 parameters of body metabolism rate calculate and determine.
Even with this comfort of air conditioner control method, conventional air conditioner for indoor air humidity disposal ability very Limited, often only possess dehumidification function, but do not possess humidification function.Summer condensed water is formed such that containing of indoor air Moisture constantly reduces, and interior becomes more to be dried, and causes the positions such as throat, the nostril of human body sensation extremely uncomfortable;Winter heating When indoor temperature rise, lead to indoor air relative humidity decline, equally can bring discomfort.Cannot be actual according to people in air-conditioning It is intended to build comfortable air conditioner surroundings using pmv model in the case that demand is adjusted to this parameter of indoor air humidity Also just become very difficult.
In the prior art, application number (201410155235.8), entitled (the pleasant climate method of air-conditioner and dress Put) patent of invention in, for the thermal comfort of environment, only considered and air themperature is adjusted, do not consider that air is wet Degree and the regulation of air velocity;Application number (200610128692.3), title (energy conservation type heat comfortable controller and control method) Patent of invention and application number (20130454415.1), in the patent of invention of title (air conditioner comfort control method) although Consider and air themperature and air humidity are adjusted, but only consider that the dehumidifying to indoor humidity is adjusted it is impossible to adapt to room The relatively low situation needing humidification of interior humidity, also have ignored the regulation to wind speed it is clear that can not comprehensively enter to indoor environment simultaneously The comfortable control of row.
Also, it is noted that Indoor Thermal Environment comfort level has had the grade classification of clear and definite at present.China first Portion's thermal and humidity environment evaluation criterion " civil buildings Indoor Thermal Environment evaluation criterion " gbt 50785-2012 is in October, 2012 China's civil buildings Indoor Thermal Environment is divided into i level, ii level, iii level Three Estate altogether in standard, and is given by formal enforcement The pmv number range of clear and definite evaluation index and corresponding grade.But in above-mentioned prior art, air-conditioning control method is not The method being regulated and controled based on the indoor comfortable grade in national standard, but select isolated regulation and control indoor single or two ginsengs Number, the ability of the construction indoor comfortable thermal and humidity environment of this existing air-conditioning control method can not meet the actual demand of people.
Content of the invention
For deficiency above-mentioned present in prior art, problem solved by the invention is, how to provide one kind to be based on The thermal and humidity environment Comprehensive Control air-conditioning system of comfort evaluation and method, can regulate and control " civil buildings Indoor Thermal Environment comprehensively Evaluation criterion " affect the parameter of comfortable grade in gbt 50785-2012 standard, build the energy of the comfortable thermal and humidity environment in target area Power more preferably, for solving in existing air-conditioning regulation technology, simply selects isolated goal of regulation and control region one or two parameters single, The ability building the comfortable thermal and humidity environment in target area of its air-conditioning control method can not meet the defect of the actual demand of people.
For solving above-mentioned technical problem, realize goal of the invention, the technical solution used in the present invention is as follows:
A kind of thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation, adjusts including wind speed adjustment unit, humidity Section unit, thermostat unit, parameter collection module, comfort level computing module and intelligent control module;Wind speed adjustment unit is used According to set wind speed blown;The relative air humidity that humidity adjustment unit is used for according to setting carries out humidity regulation; Thermostat unit is according to the temperature control wind pushing temperature setting;Parameter collection module is arranged on target area, for gathering mesh The momentary surroundings parameter in mark region, and send it to comfort level computing module and intelligent control module;Momentary surroundings parameter bag Include instantaneous air temperature, instantaneous air relative humidity, instantaneous mean radiant temperature, instantaneous wind speed;Parameter collection module includes swollen Expanding temperature inductor, dew-point humidity sensor, spherical black-bulb thermometer, wind speed probe, expansion type temperature inductor is used for The instantaneous air temperature of detection target area, dew-point humidity sensor is used for detecting that the instantaneous air of target area is relatively wet Degree, spherical black-bulb thermometer is used for detecting the instantaneous mean radiant temperature of target area;Wind speed probe is used for detecting target area Instantaneous wind speed;Comfort level computing module is used for being calculated target area according to the momentary surroundings parameter from parameter collection module The instantaneous hotness in domain, and instantaneous hotness is sent to intelligent control module;Intelligent control module is according to default comfortable fortune Row grade obtains hotness scope, and the instantaneous hotness according to hotness scope with from comfort level computing module, to control Wind speed adjustment unit carries out wind speed regulation, controls humidity adjustment unit to carry out humidity regulation, controls thermostat unit to be sent Air temperature controls, and described comfortable Operation class includes level ,-h level and-c level.
It is further, described that " comfort level computing module is used for being calculated according to the momentary surroundings parameter from parameter collection module Obtain the instantaneous hotness in target area, and instantaneous hotness be sent to intelligent control module " particularly as follows: comfort level computing module Including clothing thermal resistance acquiring unit, metabolic rate acquiring unit, CPU and wireless communication unit;Clothing thermal resistance obtains single Unit is for obtaining clothing thermal resistance according to the climate parameter of user input;Metabolic rate acquiring unit is used for the building according to user input Type obtains metabolic rate;CPU be used for according to clothing thermal resistance, metabolic rate and from described parameter collection module wink When ambient parameter, be calculated the instantaneous hotness in target area;Wireless communication unit is used for receiving from described parameter acquisition mould The momentary surroundings parameter of block, the instantaneous hotness being additionally operable to obtain CPU is sent to described intelligent control module.
It is further, described that " intelligent control module obtains hotness scope according to default comfortable Operation class, and is used for root Instantaneous hotness according to hotness scope with from comfort level computing module, carrys out controlled wind speed adjustment unit and carries out wind speed regulation, Control humidity adjustment unit to carry out humidity regulation, control thermostat unit to carry out wind pushing temperature control " particularly as follows: Based Intelligent Control Module includes communication unit, comparing unit, control unit and mnemon;Communication unit is by receiving based on described comfort level Calculate instantaneous hotness and the momentary surroundings parameter from parameter collection module of module;Comparing unit is used for according to default comfortable Operation class obtains hotness scope, and instantaneous hotness and hotness scope are compared;Control unit be used for according to than The result obtaining compared with unit to be carried out controlled wind speed adjustment unit and to carry out wind speed regulation, controls humidity adjustment unit to carry out humidity tune Section, controls thermostat unit to carry out wind pushing temperature control;Mnemon is used for when air-conditioning shuts down, and storage air-conditioning currently sets Wind speed, air themperature and relative air humidity.
Further, described parameter collection module and comfort level computing module are arranged in air-conditioning remote control.
A kind of thermal and humidity environment Comprehensive Control air-conditioning method based on comfort evaluation, by above-mentioned based on comfort evaluation Thermal and humidity environment Comprehensive Control air-conditioning system is run and is obtained, and during air-conditioning start, intelligent control module reads storage in mnemon The wind speed of air-conditioning, air themperature and relative air humidity, and control air-conditioning to bring into operation according to the data reading;Based Intelligent Control mould Block real-time reception is derived from instantaneous hotness and the momentary surroundings parameter from parameter collection module of described comfort level computing module, This air-conditioning control method comprises the following steps:
1) intelligent control module judges whether current instantaneous hotness falls in hotness scope, if it is, executing step Rapid 2;Otherwise, execution step 3;
2) intelligent control module controls air-conditioning to keep current wind speed, air themperature and the relative air humidity setting, simultaneously Intelligent control module continues instantaneous hotness is monitored, execution step 1;
3) intelligent control module controls the wind speed of the wind speed adjustment unit air-supply of air-conditioning to be gradually increased to 0.2m/s by 0, and Judge whether current instantaneous hotness falls in hotness scope during increasing wind speed, if it is, execution step 2; Otherwise, execution step 4;
4) intelligent control module controls the wind speed adjustment unit of air-conditioning to keep the wind speed of current air-supply;Intelligent control module is sentenced Whether disconnected current instantaneous air relative humidity is more than 50%, if it is, execution step 5;Otherwise, execution step 6;
5) intelligent control module carries out humidification regulation to the humidity adjustment unit of air-conditioning, until being adjusted to current instantaneous sky Gas relative humidity is 60%;The humidity adjustment unit that intelligent control module adjusts air-conditioning again carries out dehumidification regulation, by air phase By 60%, 40% is gradually reduced to humidity, and judges whether current instantaneous hotness falls in heat during dehumidification is adjusted In sensation scope, if it is, execution step 2;Otherwise, execution step 7;
6) intelligent control module carries out dehumidification regulation to the humidity adjustment unit of air-conditioning, until being adjusted to current instantaneous sky Gas relative humidity is 40%;The humidity adjustment unit that intelligent control module adjusts air-conditioning again carries out humidification regulation, by air phase By 40%, 60% is incrementally increased to humidity, and judges whether current instantaneous hotness falls in heat during humidification is adjusted In sensation scope, if it is, execution step 2;Otherwise, execution step 7;
7) intelligent control module controls the humidity adjustment unit of air-conditioning to keep current relative air humidity;Based Intelligent Control mould Block judges whether be less than the lower limit of hotness scope from current instantaneous hotness, if it is, execution step 8;Otherwise hold Row step 9;
8) intelligent control module controls the thermostat unit of air-conditioning to raise the air themperature of air-supply, until instantaneous hotness Fall in hotness scope, execution step 2;
9) intelligent control module controls the thermostat unit of air-conditioning to reduce the air themperature of air-supply, until instantaneous hotness Fall in hotness scope, execution step 2.
Further, in described step 8, " intelligent control module controls the thermostat unit of air-conditioning to raise the Air Temperature of air-supply Degree " is particularly as follows: intelligent control module obtains the temperature controlling range under default comfortable Operation class according to following table, in this temperature The air themperature of air-supply in control range, is raised with 0.5 DEG C of gradient;
In described step 9, " intelligent control module controls the thermostat unit of air-conditioning to reduce the air themperature of air-supply " is concrete For: intelligent control module obtains the temperature controlling range under default comfortable Operation class according to following table, in this temperature control model In enclosing, reduce the air themperature of air-supply with 0.5 DEG C of gradient;
Temperature controlling range
Wherein, supplying thermal condition refers to the state that air-conditioning is under heating mode, and cooling operating mode refers to that air-conditioning is in refrigeration mould State under formula.
Compared to prior art, the present invention has the advantage that
1st, the thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation proposed by the present invention and method, based on target The comfortable grade of regional environment realizes the comprehensive adjustment to target area environment, according to " civil buildings Indoor Thermal Environment evaluation mark Accurate " gbt 50785-2012 carries out Comprehensive Control to wind speed, humidity, three parameters of temperature it is ensured that it meets human comfort requires, Be conducive to improving the thermally comfortable environment of target area, promote building energy conservation to reduce discharging it is achieved that regulate and control " civil buildings Indoor Thermal comprehensively Wet environment evaluation criterion " affect the parameter of comfortable grade in gbt 50785-2012 standard, build the comfortable hot wet ring in target area The ability in border is more preferable.
2nd, the thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation proposed by the present invention and method, according to " the people With architecture indoor thermal and humidity environment evaluation criterion " gbt 50785-2012 propose three kinds supply user select Operation class: Level ,-h level and-c level, are that user provides more choices space.
3rd, the thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation proposed by the present invention and method, according to " the people With building heating ventilation with In Air Conditioning Design specification " gb50736-2012 offer different comfort level under ambient parameter Scope carry out the adjustable range of wind speed setting, relative humidity, temperature, provide guiding for adjusting, make regulation process rapider Fall preset range exactly, reduce unnecessary regulation process, reduce energy consumption.
4th, the principle of the invention and parameter setting science, method of operating is simply it is easy to controlling and realizing.
Brief description
The flow chart based on the thermal and humidity environment Comprehensive Control air-conditioning method of comfort evaluation for Fig. 1 present invention.
Specific embodiment
The thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation that the present invention provides and method are mainly used in There is humidification, in the air-conditioning of dehumidification adjustment equipment.For example there is following existing humidification, the air-conditioning of dehumidification adjustment equipment: include Condensate drain pan below air conditioner indoor unit evaporator, drip tray is connected with indoor set water tank by water pipe;It is located at sky Adjust the condensate drain pan below the heat exchanger of off-premises station, drip tray is connected with off-premises station water tank by water pipe;With off-premises station The pressure pump that the outlet pipe of water tank connects, water pump is connected to indoor set water tank by flexible pipe;Be connected with indoor set water tank is super Sound wave humidifier.It is provided with manual filler, when condensation water reserve is not enough in case, to be automatically replenished from the beginning in indoor set water tank Water is for humidification.The humidification module course of work is: off-premises station condensate drain pan and indoor set condensate drain pan are by each self-heating To respective water tank, the water in off-premises station water tank is evacuated to interior by pressure pump to the condensation water collection producing after exchanger work In machine water tank, ultrasonic humidifier to the air conditioner condensate water collected, by it by the way of produced ultrasonic wave by mechanical oscillation Become tiny water vapour, then be discharged in indoor air environment.
The present invention is described in further detail below in conjunction with the accompanying drawings, but embodiments of the present invention not limited to this.
A kind of thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation, adjusts including wind speed adjustment unit, humidity Section unit, thermostat unit, parameter collection module, comfort level computing module and intelligent control module;Wind speed adjustment unit is used According to set wind speed blown;The relative air humidity that humidity adjustment unit is used for according to setting carries out humidity regulation; Thermostat unit is according to the temperature control wind pushing temperature setting;Parameter collection module is arranged on target area, for gathering mesh The momentary surroundings parameter in mark region, and send it to comfort level computing module and intelligent control module;Momentary surroundings parameter bag Include instantaneous air temperature, instantaneous air relative humidity, instantaneous mean radiant temperature, instantaneous wind speed;Parameter collection module includes swollen Expanding temperature inductor, dew-point humidity sensor, spherical black-bulb thermometer, wind speed probe, expansion type temperature inductor is used for The instantaneous air temperature of detection target area, dew-point humidity sensor is used for detecting that the instantaneous air of target area is relatively wet Degree, spherical black-bulb thermometer is used for detecting the instantaneous mean radiant temperature of target area;Wind speed probe is used for detecting target area Instantaneous wind speed;Comfort level computing module is used for being calculated target area according to the momentary surroundings parameter from parameter collection module The instantaneous hotness in domain, and instantaneous hotness is sent to intelligent control module;Intelligent control module is according to default comfortable fortune Row grade obtains hotness scope, and the instantaneous hotness according to hotness scope with from comfort level computing module, to control Wind speed adjustment unit carries out wind speed regulation, controls humidity adjustment unit to carry out humidity regulation, controls thermostat unit to be sent Air temperature controls, and described comfortable Operation class includes level ,-h level and-c level.
Present invention achieves adjusting to the humidification of target area environment, with pmv (i.e. hotness) thermal comfort index it is simultaneously Control targe, according to " civil buildings Indoor Thermal Environment evaluation criterion " gbt 50785-2012 to wind speed, humidity, temperature three Parameter carries out Comprehensive Control it is ensured that it meets human comfort's requirement, is conducive to improving the thermally comfortable environment of target area, promotes to build Build energy-saving and emission-reduction it is achieved that regulate and control shadow in " civil buildings Indoor Thermal Environment evaluation criterion " gbt 50785-2012 standard comprehensively Ring the parameter of comfortable grade, the ability building the comfortable thermal and humidity environment in target area is more preferable.
When being embodied as, parameter collection module and comfort level computing module can be arranged in air-conditioning remote control, by air-conditioning Remote control is placed on target area.Intelligent control module obtains hotness scope according to table 1:
The comfortable Operation class of table 1 air-conditioner
It is described that " comfort level computing module is used for being calculated target according to the momentary surroundings parameter from parameter collection module The instantaneous hotness in region, and instantaneous hotness is sent to intelligent control module " particularly as follows: comfort level computing module includes clothes Thermal resistance acquiring unit, metabolic rate acquiring unit, CPU and wireless communication unit;Clothing thermal resistance acquiring unit is used for root Climate parameter according to user input obtains clothing thermal resistance;Metabolic rate acquiring unit is used for being obtained according to the building type of user input Metabolic rate;CPU is used for according to clothing thermal resistance, and metabolic rate and the momentary surroundings from described parameter collection module are joined Number, is calculated the instantaneous hotness in target area;It is instantaneous from described parameter collection module that wireless communication unit is used for reception Ambient parameter, the instantaneous hotness being additionally operable to obtain CPU is sent to described intelligent control module.
When being embodied as, the communication mode of wireless communication unit includes wifi, less radio-frequency, infrared and/or bluetooth.Clothes Thermal resistance acquiring unit determines clothing thermal resistance according to table 2;Metabolic rate acquiring unit determines metabolic rate according to table 3;
The clothing thermal resistance mapping table of the different thermal technology's subregion of table 2
The determination of table 3 activity metabolic rate parameter
Building type Primary active state Activity metabolic rate m (met)
House Sedentary activity 1.2
Office Sedentary activity 1.2
Market Walking 1.6
Instantaneous hotness pmv of target area is calculated as follows:
p m v = [ 0.303 exp ( - 0.036 m ) + 0.0275 ] × { m - w - 3.05 [ 5.733 - 0.007 ( m - w ) - p a ] - 0.42 ( m - w - 58.2 ) - 0.0173 ( 5.867 - p a ) - 0.0014 m ( 34 - t a ) - 3.96 × 10 - 8 f c 1 [ ( t c 1 + 273 ) 4 - ( t r &overbar; + 273 ) 4 ] - f c 1 h c ( t c 1 - t a ) }
Wherein, exp (i)=ei;M is metabolic rate;The mechanical work that w is done by human body, value is 0;paVapor for environment Partial pressure,taFor air themperature, h is relative air humidity;fclFor the area coefficient of clothes,iclFor clothing thermal resistance;tclFor clothes hull-skin temperature,For average radiation temperature Degree, hcFor convection transfer rate,V is wind speed;
Described " intelligent control module obtains hotness scope according to default comfortable Operation class, and for according to thermal sensation Feel scope and the instantaneous hotness from comfort level computing module, carry out controlled wind speed adjustment unit and carry out wind speed regulation, control wet Degree adjustment unit carries out humidity regulation, controls thermostat unit to carry out wind pushing temperature control " particularly as follows: intelligent control module bag Include communication unit, comparing unit, control unit and mnemon;Communication unit is used for receiving from described comfort level computing module Instantaneous hotness and from parameter collection module momentary surroundings parameter;Comparing unit is used for according to default comfortable operation etc. Level obtains hotness scope, and instantaneous hotness and hotness scope are compared;Control unit is used for according to comparing unit The result obtaining carries out wind speed regulation carrying out controlled wind speed adjustment unit, controls humidity adjustment unit to carry out humidity regulation, controls Thermostat unit carries out wind pushing temperature control;Mnemon is used for when air-conditioning shuts down, the current wind speed setting of storage air-conditioning, Air themperature and relative air humidity.
A kind of thermal and humidity environment Comprehensive Control air-conditioning method based on comfort evaluation, as shown in figure 1, by above-mentioned based on heat The thermal and humidity environment Comprehensive Control air-conditioning system of comfortable evaluation is run and is obtained, and during air-conditioning start, it is single that intelligent control module reads memory Wind speed, air themperature and the relative air humidity of the air-conditioning of storage in unit, and control air-conditioning to bring into operation according to the data reading; Intelligent control module real-time reception is derived from instantaneous hotness and the wink from parameter collection module of described comfort level computing module When ambient parameter, this air-conditioning control method comprises the following steps:
1) intelligent control module judges whether current instantaneous hotness falls in hotness scope, if it is, executing step Rapid 2;Otherwise, execution step 3;
2) intelligent control module controls air-conditioning to keep current wind speed, air themperature and the relative air humidity setting, simultaneously Intelligent control module continues instantaneous hotness is monitored, execution step 1;
3) intelligent control module controls the wind speed of the wind speed adjustment unit air-supply of air-conditioning to be gradually increased to 0.2m/s by 0, and Judge whether current instantaneous hotness falls in hotness scope during increasing wind speed, if it is, execution step 2; Otherwise, execution step 4;
4) intelligent control module controls the wind speed adjustment unit of air-conditioning to keep the wind speed of current air-supply;Intelligent control module is sentenced Whether disconnected current instantaneous air relative humidity is more than 50%, if it is, execution step 5;Otherwise, execution step 6;
5) intelligent control module carries out humidification regulation to the humidity adjustment unit of air-conditioning, until being adjusted to current instantaneous sky Gas relative humidity is 60%;The humidity adjustment unit that intelligent control module adjusts air-conditioning again carries out dehumidification regulation, by air phase By 60%, 40% is gradually reduced to humidity, and judges whether current instantaneous hotness falls in heat during dehumidification is adjusted In sensation scope, if it is, execution step 2;Otherwise, execution step 7;
6) intelligent control module carries out dehumidification regulation to the humidity adjustment unit of air-conditioning, until being adjusted to current instantaneous sky Gas relative humidity is 40%;The humidity adjustment unit that intelligent control module adjusts air-conditioning again carries out humidification regulation, by air phase By 40%, 60% is incrementally increased to humidity, and judges whether current instantaneous hotness falls in heat during humidification is adjusted In sensation scope, if it is, execution step 2;Otherwise, execution step 7;
7) intelligent control module controls the humidity adjustment unit of air-conditioning to keep current relative air humidity;Based Intelligent Control mould Block judges whether be less than the lower limit of hotness scope from current instantaneous hotness, if it is, execution step 8;Otherwise hold Row step 9;
8) intelligent control module controls the thermostat unit of air-conditioning to raise the air themperature of air-supply, until instantaneous hotness Fall in hotness scope, execution step 2;
9) intelligent control module controls the thermostat unit of air-conditioning to reduce the air themperature of air-supply, until instantaneous hotness Fall in hotness scope, execution step 2.
When being embodied as, if target area wind speed still can not be made when blower fan is run with maximum (top) speed in step 3 to reach 0.2m/ S (as target area apart from air-conditioning distant when), then make in the target area wind speed range of air-blower control wind speed carry out by The regulation diminishing greatly.
The thermal and humidity environment Comprehensive Control air-conditioning system based on comfort evaluation and method that the present invention provides, in strict accordance with state Family's standard regulation setting comfortable Operation class of air-conditioning and corresponding pmv number range, and make air-conditioner have humidification regulatory function, By obtaining air themperature, relative air humidity, mean radiant temperature, wind speed, metabolic rate and clothing thermal resistance, calculate average thermal sensation Feel index p mv value, and be compared with default comfortable pmv value interval, according to comparative result, the air-supply of adjustment air-conditioner Speed, refrigerating/heating, the running status of humidification/dehumidifying, make target area reach the satisfied comfort conditions of human body.Energy of the present invention Enough the comprehensive adjustment to target area environment is realized based on target area amenity grade it is ensured that its meet human comfort will Ask, be conducive to improving the thermally comfortable environment of target area, promote building energy conservation to reduce discharging.The principle of the invention and parameter setting science, Method of operating is simply it is easy to controlling and realizing.
In described step 8, " intelligent control module controls the thermostat unit of air-conditioning to raise the air themperature of air-supply " is concrete For: intelligent control module obtains the temperature controlling range under default comfortable Operation class according to table 4, in this temperature controlling range Interior, the air themperature of air-supply is raised with 0.5 DEG C of gradient;
In described step 9, " intelligent control module controls the thermostat unit of air-conditioning to reduce the air themperature of air-supply " is concrete For: intelligent control module obtains the temperature controlling range under default comfortable Operation class according to table 4, in this temperature controlling range Interior, reduce the air themperature of air-supply with 0.5 DEG C of gradient;
Table 4 temperature controlling range
Wherein, table 4 is given by " civil buildings heating ventilator and In Air Conditioning Design specification " gb50736-2012 standard, supplies Thermal condition refers to the state that air-conditioning is under heating mode, and cooling operating mode refers to the state that air-conditioning is under refrigeration mode.
Finally illustrate, above example only in order to technical scheme to be described and unrestricted, although with reference to relatively Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention Art scheme is modified or equivalent, the objective without deviating from technical solution of the present invention and scope, and it all should be covered at this In the middle of the right of invention.

Claims (2)

1. a kind of thermal and humidity environment Comprehensive Control air-conditioning method based on comfort evaluation is it is characterised in that commented by based on thermal comfort The thermal and humidity environment Comprehensive Control air-conditioning system of valency is run and is obtained, the described thermal and humidity environment Comprehensive Control air-conditioning based on comfort evaluation System includes wind speed adjustment unit, humidity adjustment unit, thermostat unit, parameter collection module, comfort level computing module and Intelligent control module;The wind speed that wind speed adjustment unit is used for according to setting is blown;Humidity adjustment unit is used for according to setting Relative air humidity carry out humidity regulation;Thermostat unit is according to the temperature control wind pushing temperature setting;Parameter acquisition mould Block is arranged on target area, for gathering the momentary surroundings parameter of target area, and send it to comfort level computing module and Intelligent control module;Momentary surroundings parameter include instantaneous air temperature, instantaneous air relative humidity, instantaneous mean radiant temperature, Instantaneous wind speed;Parameter collection module includes expansion type temperature inductor, dew-point humidity sensor, spherical black-bulb thermometer, wind Speed probe, expansion type temperature inductor is used for detecting the instantaneous air temperature of target area, dew-point humidity sensor is used for examining Survey the instantaneous air relative humidity of target area, spherical black-bulb thermometer is used for detecting the instantaneous average radiation temperature of target area Degree;Wind speed probe is used for detecting the instantaneous wind speed of target area;Comfort level computing module is used for according to from parameter collection module Momentary surroundings parameter be calculated the instantaneous hotness of target area, and instantaneous hotness is sent to intelligent control module; Intelligent control module obtains hotness scope according to default comfortable Operation class, and according to hotness scope and is derived from comfort level The instantaneous hotness of computing module, carrys out controlled wind speed adjustment unit and carries out wind speed regulation, controls humidity adjustment unit to carry out humidity Adjust, control thermostat unit to carry out wind pushing temperature control, described comfortable Operation class includes i level ,-h level and-c level; During air-conditioning start, intelligent control module reads wind speed, air themperature and the relative air humidity of the air-conditioning of storage in mnemon, And control air-conditioning to bring into operation according to the data reading;Intelligent control module real-time reception is derived from described comfort level computing module Instantaneous hotness and the momentary surroundings parameter from parameter collection module, this air-conditioning control method comprises the following steps:
1) intelligent control module judges whether current instantaneous hotness falls in hotness scope, if it is, execution step 2; Otherwise, execution step 3;
2) intelligent control module controls air-conditioning to keep current wind speed, air themperature and the relative air humidity setting, intelligence simultaneously Control module continues instantaneous hotness is monitored, execution step 1;
3) intelligent control module controls the wind speed of the wind speed adjustment unit air-supply of air-conditioning to be gradually increased to 0.2m/s by 0, and is increasing Judge whether current instantaneous hotness falls in hotness scope during big wind speed, if it is, execution step 2;Otherwise, Execution step 4;
4) intelligent control module controls the wind speed adjustment unit of air-conditioning to keep the wind speed of current air-supply;Intelligent control module judges to work as Whether front instantaneous air relative humidity is more than 50%, if it is, execution step 5;Otherwise, execution step 6;
5) intelligent control module carries out humidification regulation to the humidity adjustment unit of air-conditioning, until being adjusted to current instantaneous air Relative humidity is 60%;The humidity adjustment unit that intelligent control module adjusts air-conditioning again carries out dehumidification regulation, by air relatively Humidity gradually reduces 40% by 60%, and judges whether current instantaneous hotness falls in thermal sensation during dehumidification is adjusted Feel in scope, if it is, execution step 2;Otherwise, execution step 7;
6) intelligent control module carries out dehumidification regulation to the humidity adjustment unit of air-conditioning, until being adjusted to current instantaneous air phase It is 40% to humidity;The humidity adjustment unit that intelligent control module adjusts air-conditioning again carries out humidification regulation, and air is relatively wet Degree incrementally increases 60% by 40%, and judges whether current instantaneous hotness falls in hotness during humidification is adjusted In scope, if it is, execution step 2;Otherwise, execution step 7;
7) intelligent control module controls the humidity adjustment unit of air-conditioning to keep current relative air humidity;Intelligent control module is sentenced The disconnected lower limit whether being less than hotness scope from current instantaneous hotness, if it is, execution step 8;Otherwise execute step Rapid 9;
8) intelligent control module controls the thermostat unit of air-conditioning to raise the air themperature of air-supply, until instantaneous hotness falls into In hotness scope, execution step 2;
9) intelligent control module controls the thermostat unit of air-conditioning to reduce the air themperature of air-supply, until instantaneous hotness falls into In hotness scope, execution step 2.
2. the thermal and humidity environment Comprehensive Control air-conditioning method based on comfort evaluation as claimed in claim 1 is it is characterised in that institute State in step 8) " intelligent control module controls the thermostat unit of air-conditioning to raise the air themperature of air-supply " particularly as follows: intelligence is controlled Molding root tuber obtains the temperature controlling range under default comfortable Operation class according to following table, in this temperature controlling range, with 0.5 DEG C gradient raise air-supply air themperature;
In described step 9) " intelligent control module control air-conditioning thermostat unit reduce air-supply air themperature " particularly as follows: Intelligent control module obtains the temperature controlling range under default comfortable Operation class according to following table, in this temperature controlling range Interior, reduce the air themperature of air-supply with 0.5 DEG C of gradient;
Temperature controlling range
Wherein, supplying thermal condition refers to the state that air-conditioning is under heating mode, and cooling operating mode refers to that air-conditioning is under refrigeration mode State.
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