CN105371357A - Heat supply pipe network regulation and control method and system - Google Patents
Heat supply pipe network regulation and control method and system Download PDFInfo
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- CN105371357A CN105371357A CN201510891968.2A CN201510891968A CN105371357A CN 105371357 A CN105371357 A CN 105371357A CN 201510891968 A CN201510891968 A CN 201510891968A CN 105371357 A CN105371357 A CN 105371357A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000033228 biological regulation Effects 0.000 title description 3
- 238000004458 analytical method Methods 0.000 claims abstract description 55
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 230000003111 delayed effect Effects 0.000 claims description 85
- 239000008400 supply water Substances 0.000 claims description 77
- 238000010438 heat treatment Methods 0.000 claims description 55
- 230000000694 effects Effects 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 abstract 1
- 238000004364 calculation method Methods 0.000 description 8
- 230000005855 radiation Effects 0.000 description 8
- 239000011521 glass Substances 0.000 description 6
- 230000005856 abnormality Effects 0.000 description 5
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- 241001269238 Data Species 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000000422 nocturnal effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
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Abstract
The invention discloses a method and a system for regulating and controlling a heat supply pipe network, which are characterized in that analysis data of influence of multivariate meteorological parameters on indoor temperature through an enclosure structure are obtained, the analysis data comprise attenuation of the multivariate meteorological parameters, the lag time of the heat supply pipe network is determined according to actual heat supply data, then a first relation is determined, a predicted value of the multivariate meteorological parameters at the time of the lag time of the current time is obtained, and a water supply temperature value at the current time is determined and adjusted according to the predicted value, a preset indoor temperature value and the first relation, so that the indoor temperature reaches the preset indoor temperature value after the lag time. According to the scheme, the first relation is determined, the multivariate meteorological parameter values after the fixed time and the preset indoor temperature value are predicted, the water supply temperature is adjusted in advance, the indoor temperature after the interval lag time is matched with the outdoor multivariate meteorological parameter values at the moment, and the comfort of improving the indoor temperature under the condition of abnormal outdoor temperature change is realized.
Description
Technical field
The present invention relates to heating field, particularly relate to a kind of heating network regulate and control method and system.
Background technology
At Heating Season, the mode of central heating is usually adopted to ensure that indoor temperature is unlikely to too low, to improve efficiency of fire coal.
Adopt the mode of this central heating to be generally and regulate heat supply temperature according to current outdoor temperature situation, to realize heating regulation and control, and regulate and control there is certain hysteresis quality owing to heating, namely after hot duct regulates heat supply temperature according to current outside temperature, due to the hysteresis quality of heating regulation and control, likely after a period of time (being generally 1-3 hour), pipe network end could be realized and reach the heat supply temperature regulating setting, but now, ambient temperature likely there occurs obvious change, this will cause the heat supply temperature just regulated not mate with current outside temperature, make heating network can not respond the change of outside climatic in time.
Summary of the invention
In view of this, the invention provides a kind of heating network regulate and control method and system, can not respond the problem of the change of outside climatic in time to solve heating network in prior art, its concrete scheme is as follows:
A kind of heating network regulate and control method, comprising:
Obtain the analysis data that polynary meteorologic parameter is affected indoor temperature by building enclosure, described analysis data comprise: the attenuation of polynary meteorologic parameter;
Actual in dsc data according to what store, determine the delayed duration of described heating network, and determine the attenuation of delayed duration, polynary meteorologic parameter and the relation of supply water temperature and indoor temperature, i.e. the first relation;
The predicted value of the polynary meteorologic parameter in the moment of acquisition and the delayed duration in current time interval;
Determine according to the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation and regulate the supply water temperature value of current time, making indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.
Further, described in preset Indoor Temperature angle value, be specially:
The Indoor Temperature angle value after the delayed duration in interval is determined according to the predicted value of described polynary meteorologic parameter.
Further, while the predicted value of the polynary meteorologic parameter in the moment of the delayed duration of described acquisition and current time interval, also comprise:
Obtain the effect duration of the predicted value of described polynary meteorologic parameter;
The supply water temperature value of the described predicted value according to described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, makes indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset, is specially:
According to the supply water temperature value of the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, and keep described supply water temperature value in effect duration.
Further, the analysis data that the polynary meteorologic parameter of described acquisition is affected indoor temperature by building enclosure, described analysis data comprise: the attenuation of polynary meteorologic parameter, is specially:
Analyze the impact of different parameters on described indoor temperature in described polynary meteorologic parameter respectively, obtain multiple analysis data, described multiple analysis data comprise respectively: the attenuation of this parameter;
Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
Further, the analysis data that the polynary meteorologic parameter of described acquisition is affected indoor temperature by building enclosure, described analysis data comprise: the attenuation of polynary meteorologic parameter, is specially:
Respectively the impact of different parameters on described indoor temperature in described polynary meteorologic parameter is analyzed, the comprehensive analysis data that the polynary meteorologic parameter obtaining being made up of multiple different parameters affects described indoor temperature, described comprehensive analysis packet is drawn together: the overall attenuation amount of polynary meteorologic parameter;
Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
A kind of heating network regulator control system, comprising: the first acquiring unit, the determining unit be connected with described first acquiring unit, the second acquisition unit be connected with described determining unit, the regulon be connected with described second acquisition unit, wherein:
The analysis data that described first acquiring unit is affected indoor temperature by building enclosure for obtaining polynary meteorologic parameter, described analysis data comprise: the attenuation of polynary meteorologic parameter;
Described determining unit is used for determining the delayed duration of described heating network according to the actual of storage for dsc data, and determining the first relation, and described first pass is described delayed duration, the attenuation of polynary meteorologic parameter and the relation of supply water temperature and indoor temperature;
Described second acquisition unit is for obtaining and the predicted value of polynary meteorologic parameter in moment of the delayed duration in current time interval;
Described regulon is used for determining according to the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation and regulating the supply water temperature value of current time, makes indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.
Further, also comprise: the temperature setting unit be connected with described regulon, wherein:
Described temperature setting unit is used for determining the Indoor Temperature angle value after the delayed duration in interval according to the predicted value of described polynary meteorologic parameter, obtains the Indoor Temperature angle value preset, and described Indoor Temperature angle value is sent to described regulon.
Further, described second acquisition unit also for obtaining the effect duration of the predicted value of described polynary meteorologic parameter,
Described regulon is used for the supply water temperature value according to the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, and keeps described supply water temperature value in described effect duration.
Further, described first acquiring unit specifically for:
Analyze the impact of different parameters on described indoor temperature in described polynary meteorologic parameter respectively, obtain multiple analysis data, described multiple analysis data comprise respectively: the attenuation of this parameter; Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
Further, described first acquiring unit specifically for:
Respectively the impact of different parameters on described indoor temperature in described polynary meteorologic parameter is analyzed, the comprehensive analysis data that the polynary meteorologic parameter obtaining being made up of multiple different parameters affects described indoor temperature, described comprehensive analysis packet is drawn together: the overall attenuation amount of polynary meteorologic parameter; Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
As can be seen from technique scheme, heating network regulate and control method disclosed in the present application and system, by obtaining the analysis data that polynary meteorologic parameter is affected indoor temperature by building enclosure, analyze the attenuation that data comprise polynary meteorologic parameter, according to reality for dsc data, determine the delayed duration of heating network, determine delayed duration afterwards, the relation of the attenuation of polynary meteorologic parameter and supply water temperature and indoor temperature, i.e. the first relation, the predicted value of the polynary meteorologic parameter in the moment of acquisition and the delayed duration in current time interval, according to predicted value, the Indoor Temperature angle value preset and the first relation are determined and are regulated the supply water temperature value of current time, make indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.This programme is by determining the first relation, and predict the polynary meteorologic parameter value after the set time, and preset Indoor Temperature angle value, achieve and regulate supply water temperature in advance, the polynary meteorologic parameter value of indoor temperature after the delayed duration in interval and the outdoor in this moment is matched, and achieves the comfortableness improving indoor temperature when outdoor temperature variation abnormality.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The flow chart of Fig. 1 a kind of heating network regulate and control method disclosed in the embodiment of the present invention;
The flow chart of Fig. 2 a kind of heating network regulate and control method disclosed in the embodiment of the present invention;
The flow chart of Fig. 3 a kind of heating network regulate and control method disclosed in the embodiment of the present invention;
The structural representation of Fig. 4 a kind of heating network regulator control system disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only 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 invention discloses a kind of heating network regulate and control method, its flow chart as shown in Figure 1, comprising:
Step S11, obtain the analysis data that polynary meteorologic parameter affected indoor temperature by building enclosure, analyze data and comprise: the attenuation of polynary meteorologic parameter;
Polynary meteorologic parameter can comprise: the meteorologic parameters such as outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
Outdoor temperature is mainly had an impact to indoor temperature by the heat transfer effect of the building enclosures such as exterior wall, roofing and exterior window, and in addition, outdoor temperature also can have impact to surface temperature, thus affects nocturnal radiation amount.
Solar radiation can be divided into two parts for the impact of building, comprising: the hull-skin temperature improving the opaque building enclosures such as exterior wall, thus reduces by indoor to the loss of outdoor heat dissipation capacity; And sun direct projection is in the transparent or semitransparent building enclosures such as windowpane, directly through part improve indoor temperature, after the regular hour, also finally can be improved indoor temperature by the part of glass absorber.At these two parts on, due to the difference of the aspect such as heat transfer coefficient, thermal inertia of exterior wall and glass, front portion to affect value less, rear portion reaction faster and on indoor temperature to affect value larger.
Atmospheric transparency is on the impact of indoor temperature, be by impact through air solar irradiance so that affect indoor temperature, the solar irradiance size arriving earth surface depends on that the earth is to the relative position of the sun and atmospheric transparency, wherein, the relative position of the earth to the sun comprises: sun altitude and path.
Wind also can be divided into two parts to the impact of Indoor environment temperature: the first enters room by Air Infiltration, with room air generation convection action, thus causes indoor temperature to reduce; Its two convection transfer rate being increased building enclosure outer surface, thus increase and arrive outdoor heat output indoor, cause indoor temperature to reduce.At these two parts on, the impact of front portion is larger, in latter part of impact, compares the change by exterior wall heat exchange amount, more obvious by the change of exterior window.
Step S12, actual in dsc data according to what store, determine the delayed duration of heating network, and determine the attenuation of delayed duration, polynary meteorologic parameter and the relation of supply water temperature and indoor temperature, i.e. the first relation;
Passing through in this heat supply pipeline heat supplying process before, it is stored for dsc data, as: when external influence factor can be ignored or not change, supply water temperature is from after the first supply water temperature is adjusted to the second supply water temperature, calculate indoor temperature from first indoor temperature change generated in case corresponding with the first supply water temperature to the duration of second indoor temperature corresponding with the second supply water temperature, this duration is the delayed duration of this heating network for this building.
According to the multiple reality prestored for dsc datas, obtain this heating network and carry out subsequent calculations for the average leg duration of this building as the delayed duration of this heating network.
In addition, heating network also can comprise the impact of indoor temperature: attenuation characteristic.
Wherein, heating network can set up pipe network timeparameter method model by harmonic analysis method to the delayed duration of indoor temperature and attenuation characteristic, by the equation of heat balance of tube wall and water calculate pipe network after duration and the dough softening.
And building enclosure needs according to different building enclosure position and different thermaltransmission modes the delayed of indoor temperature and attenuation characteristic.Outdoor temperature, wind, solar radiation are applied to the delayed of indoor temperature and attenuation characteristic by exterior wall, roof and calculate by the attenuation multiple of multilayer building enclosure that provides in " code for thermal design of civil buildings " GB50176-93 and delay time formula, and the delayed duration that outdoor temperature, wind and solar radiation are applied to indoor temperature by exterior window is negligible, the dough softening is relevant with the transmissivity of angle of incidence of light and glass.
Indoor temperature is relevant with polynary meteorologic parameter and supply water temperature, wherein, polynary meteorologic parameter is represented by attenuation for the impact of this indoor temperature, when considering delayed duration, only need to obtain the attenuation of polynary meteorologic parameter and a relational expression of supply water temperature and indoor temperature, and the actual attenuation for the polynary meteorologic parameter in dsc data, supply water temperature and the indoor temperature that prestore meet this relational expression, the first relation completely.
Step S13, to obtain and the predicted value of polynary meteorologic parameter in moment of the delayed duration in current time interval;
Obtain the weather forecasting value in comparatively accurate a period of time from weather bureau or weather site, to wherein and the polynary meteorologic parameter of the delayed duration in current time interval obtain and store, so that subsequent calculations.
Step S14, the predicted value according to polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation are determined and regulate the supply water temperature value of current time, make indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.
Wherein, Indoor Temperature angle value can for being redefined for desirable Indoor Temperature angle value, and namely current Indoor environment needs the temperature value that reaches, and its Indoor Temperature angle value no longer changes; Also can be: according to the predicted value adjustment Indoor Temperature angle value of polynary meteorologic parameter, namely Indoor Temperature angle value changes along with the change of polynary meteorologic parameter, avoids indoor/outdoor temperature-difference comparatively large, ensure that the matching of indoor and outdoor temperature.
The attenuation of polynary meteorologic parameter is obtained according to the predicted value of polynary meteorologic parameter.
Current time regulates supply water temperature, and after delayed duration, indoor temperature is regulated accordingly.
The attenuation of the predicted value of acquisition and the Indoor Temperature angle value that presets are brought in the first relational expression, obtain the supply water temperature value of current time, therefore, at current time, supply water temperature is adjusted to the supply water temperature value of the current time calculated, so, after delayed duration, namely indoor temperature reaches the Indoor Temperature angle value preset, and makes indoor temperature remain plateau, and Consumer's Experience is comparatively comfortable.
Supply water temperature can be adjusted, to ensure that indoor temperature remains steady according to the change moment of the predicted value of the polynary meteorologic parameter in the external world.
Heating network regulate and control method disclosed in the present embodiment, by obtaining the analysis data that polynary meteorologic parameter is affected indoor temperature by building enclosure, analyze the attenuation that data comprise polynary meteorologic parameter, according to reality for dsc data, determine the delayed duration of heating network, determine delayed duration afterwards, the relation of the attenuation of polynary meteorologic parameter and supply water temperature and indoor temperature, i.e. the first relation, the predicted value of the polynary meteorologic parameter in the moment of acquisition and the delayed duration in current time interval, according to predicted value, the Indoor Temperature angle value preset and the first relation are determined and are regulated the supply water temperature value of current time, make indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.This programme is by determining the first relation, and predict the polynary meteorologic parameter value after the set time, and preset Indoor Temperature angle value, achieve and regulate supply water temperature in advance, the polynary meteorologic parameter value of indoor temperature after the delayed duration in interval and the outdoor in this moment is matched, and achieves the comfortableness improving indoor temperature when outdoor temperature variation abnormality.
Present embodiment discloses a kind of heating network regulate and control method, its flow chart as shown in Figure 2, comprising:
Step S21, obtain the analysis data that polynary meteorologic parameter affected indoor temperature by building enclosure, analyze data and comprise: the attenuation of polynary meteorologic parameter;
Step S22, actual in dsc data according to what store, determine the delayed duration of heating network, and determine the attenuation of delayed duration, polynary meteorologic parameter and the relation of supply water temperature and indoor temperature, i.e. the first relation;
Step S23, to obtain and the predicted value of polynary meteorologic parameter in moment of the delayed duration in current time interval and the effect duration of this predicted value;
The effect duration i.e. predicted value of this polynary meteorologic parameter of the predicted value of polynary meteorologic parameter can last long, namely the weather conditions in moment are predicted, as: the duration that outdoor temperature, wind and solar illumination remain unchanged substantially, during this period of time, without the need to regulating the supply water temperature of heating network, can ensure the comfortableness of indoor temperature, avoiding problems the moment predicts polynary meteorologic parameter, and regulates in real time supply water temperature.
The supply water temperature value of step S24, the predicted value according to polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, and supply water temperature value is kept in effect duration.
Heating network regulate and control method disclosed in the present embodiment, by obtaining the analysis data that polynary meteorologic parameter is affected indoor temperature by building enclosure, analyze the attenuation that data comprise polynary meteorologic parameter, according to reality for dsc data, determine the delayed duration of heating network, determine delayed duration afterwards, the relation of the attenuation of polynary meteorologic parameter and supply water temperature and indoor temperature, i.e. the first relation, the predicted value of the polynary meteorologic parameter in the moment of acquisition and the delayed duration in current time interval, according to predicted value, the Indoor Temperature angle value preset and the first relation are determined and are regulated the supply water temperature value of current time, make indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.This programme is by determining the first relation, and predict the polynary meteorologic parameter value after the set time, and preset Indoor Temperature angle value, achieve and regulate supply water temperature in advance, the polynary meteorologic parameter value of indoor temperature after the delayed duration in interval and the outdoor in this moment is matched, and achieves the comfortableness improving indoor temperature when outdoor temperature variation abnormality.
Present embodiment discloses a kind of heating network regulate and control method, its flow chart as shown in Figure 3, comprising:
Step S31, analyze the impact of the different parameters in polynary meteorologic parameter on indoor temperature respectively, obtain multiple analysis data, multiple analysis data comprise: the attenuation of polynary meteorologic parameter;
Wherein, polynary meteorologic parameter can comprise: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
Multiple parameters in polynary meteorologic parameter are analyzed respectively, obtains multiple analysis data, make in the first relation, include multiple analysis data, make the supply water temperature value that calculates more accurate.
In addition, can also be: respectively the impact of the different parameters in polynary meteorologic parameter on indoor temperature is analyzed, the comprehensive analysis data that the polynary meteorologic parameter obtaining afterwards being made up of multiple different parameters affects indoor temperature, according to this, comprehensively analysis data and the first relation obtain a supply water temperature value, utilizing this comprehensively to analyze data makes analytical calculation process simpler, only needing one and comprehensively analyze data, without the need to considering too many meteorologic parameter, saving analytical calculation process.
Step S32, actual in dsc data according to what store, determine the delayed duration of heating network, and determine the attenuation of delayed duration, polynary meteorologic parameter and the relation of supply water temperature and indoor temperature, i.e. the first relation;
Step S33, to obtain and the predicted value of polynary meteorologic parameter in moment of the delayed duration in current time interval and the effect duration of this predicted value;
The supply water temperature value of step S34, the predicted value according to polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, and keep supply water temperature value to reach effect duration.
Heating network regulate and control method disclosed in the present embodiment, by obtaining the analysis data that polynary meteorologic parameter is affected indoor temperature by building enclosure, analyze the attenuation that data comprise polynary meteorologic parameter, according to reality for dsc data, determine the delayed duration of heating network, determine delayed duration afterwards, the relation of the attenuation of polynary meteorologic parameter and supply water temperature and indoor temperature, i.e. the first relation, the predicted value of the polynary meteorologic parameter in the moment of acquisition and the delayed duration in current time interval, according to predicted value, the Indoor Temperature angle value preset and the first relation are determined and are regulated the supply water temperature value of current time, make indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.This programme is by determining the first relation, and predict the polynary meteorologic parameter value after the set time, and preset Indoor Temperature angle value, achieve and regulate supply water temperature in advance, the polynary meteorologic parameter value of indoor temperature after the delayed duration in interval and the outdoor in this moment is matched, and achieves the comfortableness improving indoor temperature when outdoor temperature variation abnormality.
Present embodiment discloses a kind of heating network regulator control system, its structural representation as shown in Figure 4, comprising:
First acquiring unit 41, the determining unit 42 be connected with the first acquiring unit 41, the second acquisition unit 43 be connected with determining unit 42, the regulon be connected with second acquisition unit 43.
Wherein, the analysis data that the first acquiring unit 41 is affected indoor temperature by building enclosure for obtaining polynary meteorologic parameter, analyze data and comprise: the attenuation of polynary meteorologic parameter.
Polynary meteorologic parameter can comprise: the meteorologic parameters such as outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
Outdoor temperature is mainly had an impact to indoor temperature by the heat transfer effect of the building enclosures such as exterior wall, roofing and exterior window, and in addition, outdoor temperature also can have impact to surface temperature, thus affects nocturnal radiation amount.
Solar radiation can be divided into two parts for the impact of building, comprising: the hull-skin temperature improving the opaque building enclosures such as exterior wall, thus reduces by indoor to the loss of outdoor heat dissipation capacity; And sun direct projection is in the transparent or semitransparent building enclosures such as windowpane, directly through part improve indoor temperature, after the regular hour, also finally can be improved indoor temperature by the part of glass absorber.At these two parts on, due to the difference of the aspect such as heat transfer coefficient, thermal inertia of exterior wall and glass, front portion to affect value less, rear portion reaction faster and on indoor temperature to affect value larger.
Atmospheric transparency is on the impact of indoor temperature, be by impact through air solar irradiance so that affect indoor temperature, the solar irradiance size arriving earth surface depends on that the earth is to the relative position of the sun and atmospheric transparency, wherein, the relative position of the earth to the sun comprises: sun altitude and path.
Wind also can be divided into two parts to the impact of Indoor environment temperature: the first enters room by Air Infiltration, with room air generation convection action, thus causes indoor temperature to reduce; Its two convection transfer rate being increased building enclosure outer surface, thus increase and arrive outdoor heat output indoor, cause indoor temperature to reduce.At these two parts on, the impact of front portion is larger, in latter part of impact, compares the change by exterior wall heat exchange amount, more obvious by the change of exterior window.
Further, first acquiring unit can be specially: analyze the impact of the different parameters in polynary meteorologic parameter on indoor temperature respectively, obtain multiple analysis data, multiple analysis data comprise: the attenuation of polynary meteorologic parameter, make in the first relation, include multiple analysis data, make the supply water temperature value that calculates more accurate.
First acquiring unit can also be specially: analyze the impact of the different parameters in polynary meteorologic parameter on indoor temperature respectively, the comprehensive analysis data that the polynary meteorologic parameter obtaining afterwards being made up of multiple different parameters affects indoor temperature, according to this, comprehensively analysis data and the first relation obtain a supply water temperature value, utilizing this comprehensively to analyze data makes analytical calculation process simpler, only need one and comprehensively analyze data, without the need to considering too many meteorologic parameter, save analytical calculation process.
Determining unit 42 is for determining the delayed duration of heating network according to the actual of storage for dsc data, and determine the first relation, and the first pass is delayed duration, the attenuation of polynary meteorologic parameter and the relation of supply water temperature and indoor temperature.
Passing through in this heat supply pipeline heat supplying process before, it is stored for dsc data, as: when external influence factor can be ignored or not change, supply water temperature is from after the first supply water temperature is adjusted to the second supply water temperature, calculate indoor temperature from first indoor temperature change generated in case corresponding with the first supply water temperature to the duration of second indoor temperature corresponding with the second supply water temperature, this duration is the delayed duration of this heating network for this building.
According to the multiple reality prestored for dsc datas, obtain this heating network for this building average after duration carry out subsequent calculations as the delayed duration of this heating network.
In addition, heating network also can comprise the impact of indoor temperature: attenuation characteristic.
Wherein, heating network can set up pipe network timeparameter method model by harmonic analysis method to the delayed duration of indoor temperature and attenuation characteristic, by the equation of heat balance of tube wall and water calculate pipe network after duration and the dough softening.
And building enclosure needs according to different building enclosure position and different thermaltransmission modes the delayed of indoor temperature and attenuation characteristic.Outdoor temperature, wind, solar radiation are applied to the delayed of indoor temperature and attenuation characteristic by exterior wall, roof and calculate by the attenuation multiple of multilayer building enclosure that provides in " code for thermal design of civil buildings " GB50176-93 and delay time formula, and the delayed duration that outdoor temperature, wind and solar radiation are applied to indoor temperature by exterior window is negligible, the dough softening is relevant with the transmissivity of angle of incidence of light and glass.
Indoor temperature is relevant with polynary meteorologic parameter and supply water temperature, wherein, polynary meteorologic parameter is represented by attenuation for the impact of this indoor temperature, when considering delayed duration, only need to obtain the attenuation of polynary meteorologic parameter and a relational expression of supply water temperature and indoor temperature, and the actual attenuation for the polynary meteorologic parameter in dsc data, supply water temperature and the indoor temperature that prestore meet this relational expression, the first relation completely.
Second acquisition unit 43 is for obtaining and the predicted value of polynary meteorologic parameter in moment of the delayed duration in current time interval.
Obtain the weather forecasting value in comparatively accurate a period of time from weather bureau or weather site, to wherein and the polynary meteorologic parameter of the delayed duration in current time interval obtain and store, so that subsequent calculations.
Second acquisition unit 43 obtain and the delayed duration in current time interval moment polynary meteorologic parameter predicted value while, obtain the effect duration of this predicted value.
The effect duration i.e. predicted value of this polynary meteorologic parameter of the predicted value of polynary meteorologic parameter can last long, namely the weather conditions in moment are predicted, as: the duration that outdoor temperature, wind and solar illumination remain unchanged substantially, during this period of time, without the need to regulating the supply water temperature of heating network, can ensure the comfortableness of indoor temperature, avoiding problems the moment predicts polynary meteorologic parameter, and regulates in real time supply water temperature.
Regulon 44 is determined for the predicted value according to polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation and is regulated the supply water temperature value of current time, makes indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.
Disclosed in the present embodiment, heating network regulator control system can also comprise: the temperature setting unit be connected with regulon, wherein, temperature setting unit is used for determining the Indoor Temperature angle value after the delayed duration in interval according to the predicted value of polynary meteorologic parameter, obtain the Indoor Temperature angle value preset, and this Indoor Temperature angle value is sent to regulon.By the predicted value determination Indoor Temperature angle value of polynary meteorologic parameter, Indoor Temperature angle value is changed along with the change of polynary meteorologic parameter, being the matching in order to ensure indoor/outdoor temperature-difference, avoiding indoor/outdoor temperature-difference excessive.
Directly can also preset Indoor Temperature angle value is desirable Indoor Temperature angle value, and namely current Indoor environment needs the temperature value that reaches, and this Indoor Temperature angle value no longer changes.
The attenuation of polynary meteorologic parameter is obtained according to the predicted value of polynary meteorologic parameter.
Current time regulates supply water temperature, and after delayed duration, indoor temperature is regulated accordingly.
The attenuation of the predicted value of acquisition and the Indoor Temperature angle value that presets are brought in the first relational expression, obtain the supply water temperature value of current time, therefore, at current time, supply water temperature is adjusted to the supply water temperature value of the current time calculated, so, after delayed duration, namely indoor temperature reaches the Indoor Temperature angle value preset, and makes indoor temperature remain plateau, and Consumer's Experience is comparatively comfortable.
Supply water temperature can be adjusted, to ensure that indoor temperature remains steady according to the change moment of the predicted value of the polynary meteorologic parameter in the external world.
Heating network regulator control system disclosed in the present embodiment, the analysis data that polynary meteorologic parameter affected indoor temperature by building enclosure are obtained by the first acquiring unit, analyze the attenuation that data comprise polynary meteorologic parameter, determining unit supplies dsc data according to reality, determine the delayed duration of heating network, determine delayed duration afterwards, the relation of the attenuation of polynary meteorologic parameter and supply water temperature and indoor temperature, i.e. the first relation, the predicted value of the polynary meteorologic parameter in the moment of second acquisition unit acquisition and the delayed duration in current time interval, regulon is according to predicted value, the Indoor Temperature angle value preset and the first relation are determined and are regulated the supply water temperature value of current time, make indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.This programme is by determining the first relation, and predict the polynary meteorologic parameter value after the set time, and preset Indoor Temperature angle value, achieve and regulate supply water temperature in advance, the polynary meteorologic parameter value of indoor temperature after the delayed duration in interval and the outdoor in this moment is matched, and achieves the comfortableness improving indoor temperature when outdoor temperature variation abnormality.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, read-only storage (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a heating network regulate and control method, is characterized in that, comprising:
Obtain the analysis data that polynary meteorologic parameter is affected indoor temperature by building enclosure, described analysis data comprise: the attenuation of polynary meteorologic parameter;
Actual in dsc data according to what store, determine the delayed duration of described heating network, and determine the attenuation of delayed duration, polynary meteorologic parameter and the relation of supply water temperature and indoor temperature, i.e. the first relation;
The predicted value of the polynary meteorologic parameter in the moment of acquisition and the delayed duration in current time interval;
Determine according to the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation and regulate the supply water temperature value of current time, making indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.
2. method according to claim 1, is characterized in that, described in preset Indoor Temperature angle value, be specially:
The Indoor Temperature angle value after the delayed duration in interval is determined according to the predicted value of described polynary meteorologic parameter.
3. method according to claim 1, is characterized in that, while the predicted value of the polynary meteorologic parameter in the moment of the delayed duration of described acquisition and current time interval, also comprises:
Obtain the effect duration of the predicted value of described polynary meteorologic parameter;
The supply water temperature value of the described predicted value according to described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, makes indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset, is specially:
According to the supply water temperature value of the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, and keep described supply water temperature value in effect duration.
4. method according to claim 1, is characterized in that, the analysis data that the polynary meteorologic parameter of described acquisition is affected indoor temperature by building enclosure, and described analysis data comprise: the attenuation of polynary meteorologic parameter, is specially:
Analyze the impact of different parameters on described indoor temperature in described polynary meteorologic parameter respectively, obtain multiple analysis data, described multiple analysis data comprise respectively: the attenuation of this parameter;
Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
5. method according to claim 1, is characterized in that, the analysis data that the polynary meteorologic parameter of described acquisition is affected indoor temperature by building enclosure, and described analysis data comprise: the attenuation of polynary meteorologic parameter, is specially:
Respectively the impact of different parameters on described indoor temperature in described polynary meteorologic parameter is analyzed, the comprehensive analysis data that the polynary meteorologic parameter obtaining being made up of multiple different parameters affects described indoor temperature, described comprehensive analysis packet is drawn together: the overall attenuation amount of polynary meteorologic parameter;
Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
6. a heating network regulator control system, is characterized in that, comprising: the first acquiring unit, the determining unit be connected with described first acquiring unit, the second acquisition unit be connected with described determining unit, the regulon be connected with described second acquisition unit, wherein:
The analysis data that described first acquiring unit is affected indoor temperature by building enclosure for obtaining polynary meteorologic parameter, described analysis data comprise: the attenuation of polynary meteorologic parameter;
Described determining unit is used for determining the delayed duration of described heating network according to the actual of storage for dsc data, and determining the first relation, and described first pass is described delayed duration, the attenuation of polynary meteorologic parameter and the relation of supply water temperature and indoor temperature;
Described second acquisition unit is for obtaining and the predicted value of polynary meteorologic parameter in moment of the delayed duration in current time interval;
Described regulon is used for determining according to the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation and regulating the supply water temperature value of current time, makes indoor temperature after the delayed duration in interval, reach the Indoor Temperature angle value preset.
7. system according to claim 6, is characterized in that, also comprises: the temperature setting unit be connected with described regulon, wherein:
Described temperature setting unit is used for determining the Indoor Temperature angle value after the delayed duration in interval according to the predicted value of described polynary meteorologic parameter, obtains the Indoor Temperature angle value preset, and described Indoor Temperature angle value is sent to described regulon.
8. system according to claim 6, is characterized in that, described second acquisition unit also for obtaining the effect duration of the predicted value of described polynary meteorologic parameter,
Described regulon is used for the supply water temperature value according to the predicted value of described polynary meteorologic parameter, the Indoor Temperature angle value preset and the first relation determination current time, and keeps described supply water temperature value in described effect duration.
9. system according to claim 6, is characterized in that, described first acquiring unit specifically for:
Analyze the impact of different parameters on described indoor temperature in described polynary meteorologic parameter respectively, obtain multiple analysis data, described multiple analysis data comprise respectively: the attenuation of this parameter; Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
10. system according to claim 6, is characterized in that, described first acquiring unit specifically for:
Respectively the impact of different parameters on described indoor temperature in described polynary meteorologic parameter is analyzed, the comprehensive analysis data that the polynary meteorologic parameter obtaining being made up of multiple different parameters affects described indoor temperature, described comprehensive analysis packet is drawn together: the overall attenuation amount of polynary meteorologic parameter; Described polynary meteorologic parameter comprises: outdoor temperature, solar irradiance, wind speed, wind direction and atmospheric transparency.
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| CN113221315B (en) * | 2021-03-23 | 2022-12-06 | 青岛理工大学 | Design and model selection method and system for building seawater source heat pump system unit |
| CN113390126A (en) * | 2021-06-15 | 2021-09-14 | 河北工大科雅能源科技股份有限公司 | Heating station online dynamic regulation and control device and method based on room temperature feedback |
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