CN106440185A - Method and device for energy saving of air-conditioning water system - Google Patents
Method and device for energy saving of air-conditioning water system Download PDFInfo
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- CN106440185A CN106440185A CN201610671187.7A CN201610671187A CN106440185A CN 106440185 A CN106440185 A CN 106440185A CN 201610671187 A CN201610671187 A CN 201610671187A CN 106440185 A CN106440185 A CN 106440185A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/60—Energy consumption
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- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a method for energy saving of an air-conditioning water system. The method for the energy saving of the air-conditioning water system comprises the steps that real-time running parameters of the air-conditioning water system are monitored; according to the real-time running parameters obtained currently, a running energy loss ratio of the air-conditioning water system is computed; and a water flow rate of the air-conditioning water system can be adjusted according to the running energy loss ratio obtained currently. The invention also discloses a device for the energy saving of the air-conditioning water system. The device comprises a monitoring module, a computing module and an adjustment module, wherein the monitoring module is used to monitor the real-time running parameters of the air-conditioning water system; the computing module is used to compute the running energy loss ratio of the air-conditioning water system according to the real-time running parameters obtained at present; and the adjustment module is used to adjust the water flow rate of the air-conditioning water system according to the running energy loss ratio obtained at present. According to the invention, total energy consumption of the air-conditioning water system is reduced, so that overall energy-saving effects of the air-conditioning water system are enhanced.
Description
Technical field
The present invention relates to air conditioner energy saving field, particularly relate to air-conditioner water system power-economizing method and device.
Background technology
With the development of national economy, building energy consumption is increasing, and air-conditioning energy consumption account for wherein most, and in by
The trend that year increases.Air-conditioner water system in existing central air conditioner system is one and has time lag, time-varying and nonlinear multiple
Miscellaneous system, and current air-conditioner water system Energy Saving Control cannot enter also in data acquisition and conventional control stage, air-conditioner water system
The effective energy efficiency management of row, running is not good enough, whole energy DeGrain.
Content of the invention
Present invention is primarily targeted at a kind of air-conditioner water system power-economizing method of offer and device, it is intended to reduce air-conditioning water system
System total energy consumption, strengthens air-conditioner water system whole energy effect.
For achieving the above object, a kind of air-conditioner water system power-economizing method that the present invention provides comprises the following steps：
Monitoring air-conditioner water system real time execution parameter；
According to the current real time execution parameter obtaining, calculate the operation energy consumption ratio of air-conditioner water system；
According to the current operation energy consumption ratio obtaining, adjust the discharge of air-conditioner water system.
Preferably, described monitoring air-conditioner water system real time execution parameter includes：
The service data of monitoring refrigeration system；
The service data of monitoring cooling system；
Monitoring handpiece Water Chilling Units power consumption.
Preferably, described monitoring air-conditioner water system real time execution parameter also includes：
The temperature and humidity of monitoring air-conditioner water system installation environment.
Preferably, the real time execution parameter that described basis currently obtains, the operation energy consumption ratio calculating air-conditioner water system includes：
According to the current real time execution parameter obtaining, calculate chilled water supply backwater temperature difference, handpiece Water Chilling Units power consumption and water pump work(
Consumption；
According to the current handpiece Water Chilling Units power consumption obtaining and pump consumption, calculate the total power consumption of air-conditioner water system；
According to the current chilled water supply backwater temperature difference obtaining and real time execution parameter, calculate the refrigerating capacity of air-conditioner water system；
Total power consumption according to the current air-conditioner water system obtaining and refrigerating capacity, calculate the operation energy consumption ratio of air-conditioner water system.
Preferably, the operation energy consumption ratio that described basis currently obtains, the discharge adjusting air-conditioner water system includes：
According to the current operation energy consumption ratio obtaining, calculate water flow set point during air-conditioner water system least energy consumption；
According to water flow set point during the current least energy consumption obtaining, adjust the discharge of air-conditioner water system.
Additionally, for achieving the above object, the present invention also provides a kind of air-conditioner water system energy saver to include：
Monitoring modular, is used for monitoring air-conditioner water system real time execution parameter；
Computing module, for according to the current real time execution parameter obtaining, calculating the operation energy consumption ratio of air-conditioner water system；
Adjusting module, for according to the current operation energy consumption ratio obtaining, adjusting the discharge of air-conditioner water system.
Preferably, described monitoring modular includes：
Refrigeration system monitoring means, for monitoring the service data of refrigeration system；
Cooling system monitoring means, for monitoring the service data of cooling system；
Handpiece Water Chilling Units monitoring means, is used for monitoring handpiece Water Chilling Units power consumption.
Preferably, described monitoring modular also includes：
Installation environment monitoring means, for monitoring the temperature and humidity of air-conditioner water system installation environment.
Preferably, described computing module includes：
First computing unit, for according to the current real time execution parameter obtaining, calculating chilled water supply backwater temperature difference, cold water
Unit power consumption and pump consumption；
Second computing unit, for according to the current handpiece Water Chilling Units power consumption obtaining and pump consumption, calculating air-conditioner water system
Total power consumption；
3rd computing unit, for according to the current chilled water supply backwater temperature difference obtaining and real time execution parameter, calculating sky
The refrigerating capacity of water transfer system；
4th computing unit, for the total power consumption according to the current air-conditioner water system obtaining and refrigerating capacity, calculates air conditioner water
The operation energy consumption ratio of system.
Preferably, described adjusting module includes：
5th computing unit, the operation energy consumption ratio currently obtaining for basis, during calculating air-conditioner water system least energy consumption
Water flow set point；
Adjustment unit, for according to water flow set point during the current least energy consumption obtaining, adjusting air-conditioner water system
Discharge.
The embodiment of the present invention is by monitoring air-conditioner water system real time execution parameter；According to the current real time execution obtaining ginseng
Number, calculates the operation energy consumption ratio of air-conditioner water system；According to the current operation energy consumption ratio obtaining, adjust the current of air-conditioner water system
Amount.Present invention reduces air-conditioner water system total energy consumption, thus enhance air-conditioner water system whole energy effect.
Brief description
Fig. 1 is the schematic flow sheet of air-conditioner water system power-economizing method one embodiment of the present invention；
Fig. 2 is the refinement schematic flow sheet of step S10 in Fig. 1；
Fig. 3 is another embodiment refinement schematic flow sheet of step S10 in Fig. 1；
Fig. 4 is the refinement schematic flow sheet of step S20 in Fig. 1；
Fig. 5 is the refinement schematic flow sheet of step S30 in Fig. 1；
Fig. 6 is the high-level schematic functional block diagram of air-conditioner water system energy saver one embodiment of the present invention；
Fig. 7 is an embodiment refinement high-level schematic functional block diagram of monitoring modular in Fig. 6；
Fig. 8 is another embodiment refinement high-level schematic functional block diagram of monitoring modular in Fig. 6；
Fig. 9 is the refinement high-level schematic functional block diagram of computing module in Fig. 6.
Figure 10 is the refinement high-level schematic functional block diagram of adjusting module in Fig. 6.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
It should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of air-conditioner water system power-economizing method, and with reference to Fig. 1, in one embodiment, this air-conditioner water system saves
Can method include：
Step S10, monitors air-conditioner water system real time execution parameter；
The air-conditioner water system power-economizing method that the embodiment of the present invention provides is applied in central air-conditioning, is used for strengthening air-conditioning water system
System whole energy effect.It should be noted that above-mentioned air-conditioner water system includes water chilling unit system, cooling system, refrigeration system
And energy efficiency management platform.Specifically, in one embodiment, can be by water chilling unit system, cooling system and refrigeration system
In be respectively provided with transmitter or sensor, monitor real time execution parameter；Described energy efficiency management platform and described water chilling unit system,
Cooling system and refrigeration system connect, operational factor described in real-time reception, and overall monitor air-conditioner water system various piece serves
Overall control managerial role.
Further, above-mentioned operational factor can be configured according to actual needs, and in the present embodiment, described operation is joined
Number is cooling system supply and return water temperature, cooling system power consumption, refrigeration system supply and return water temperature, refrigeration system power consumption, air-conditioning
Water system installation environment temperature, air-conditioner water system installation environment humidity and handpiece Water Chilling Units power consumption.
Step S20, according to the current real time execution parameter obtaining, calculates the operation energy consumption ratio of air-conditioner water system；
It should be noted that the operation energy consumption of air-conditioner water system is than the business equal to refrigerating capacity and total power consumption, when air-conditioning water system
When the Energy Efficiency Ratio of system is higher, refrigerating efficiency is higher, therefore can preferably be understood by calculating the operation energy consumption ratio of air-conditioner water system
The coefficient of performance of current air-conditioner water system, thus adjust optimal air-conditioner water system energy-saving scheme.And air-conditioner water system total work
Consumption is pump consumption and water chilling unit host power consumption sum, therefore can be calculated by obtaining the parameter calculating above-mentioned every power consumption
Go out air-conditioner water system total power consumption.Specifically, described pump consumption be cooling system pump consumption with refrigeration system pump consumption it
With.
Step S30, according to the current operation energy consumption ratio obtaining, adjusts the discharge of air-conditioner water system.
It is understood that described operation energy consumption is than the runnability that represent this air-conditioner water system, by this operation energy consumption
Ratio feeds back to described energy efficiency management platform；Described energy efficiency management platform combines every real time execution parameter and the operation energy consumption of feedback
Ratio carries out on-line analysis discharge and the impact on system total energy consumption for every operational factor；Call PSO-BP optimized algorithm to calculate
When system least energy consumption, corresponding air-conditioner water system water flow set point.Specifically, described water flow set point is chilled water
Flow setting value and cooling water flow setting value.Handpiece Water Chilling Units control device in described water chilling unit system is according to this air conditioner water
The chilled-water flow setting value of system and cooling water flow setting value, adjust the discharge of chilled water side and the current of cooling water side
Amount, to reduce air-conditioner water system total energy consumption, strengthens air-conditioner water system whole energy effect.
Further, described energy efficiency management platform can also be by internet by the real time execution number of above-mentioned air-conditioner water system
According to being uploaded to high in the clouds, by PC end or APP displaying live view, follow the tracks of every operational factor simultaneously, improve enterprise management efficiency.
The embodiment of the present invention is by monitoring air-conditioner water system real time execution parameter；According to the current real time execution obtaining ginseng
Number, calculates the operation energy consumption ratio of air-conditioner water system；According to the current operation energy consumption ratio obtaining, adjust the current of air-conditioner water system
Amount.The present invention reduces air-conditioner water system total energy consumption, thus enhances air-conditioner water system whole energy effect.
Further, with reference to Fig. 2, based on the first embodiment of air-conditioner water system power-economizing method of the present invention, the present invention's
In second embodiment, above-mentioned steps S10 includes：
Step S11, the service data of monitoring refrigeration system；
Step S12, the service data of monitoring cooling system；
Step S13, monitors handpiece Water Chilling Units power consumption.
It should be noted that the execution sequence of above-mentioned steps S11 to S13 can be adjusted according to actual needs, permissible
Measure every real time execution parameter, it is also possible to be the service data first monitoring refrigeration system simultaneously, then monitor handpiece Water Chilling Units and use
Electricity, then detects the service data of cooling system.Another above-mentioned service data can be configured, according to actual needs in this reality
Execute in example, it is preferable that described service data includes supply and return water temperature, discharge and power consumption.
In the present embodiment, by installing temperature and flow sensor on described refrigeration system pipeline, chilled water is gathered
Supply and return water temperature and chilled-water flow, use intelligent power gauge to gather refrigeration system power consumption simultaneously；At described cooling system
Temperature and flow sensor are installed on road under the overall leadership, gather cooling water supply and return water temperature and cooling water flow, use Intelligent electric simultaneously
Amount gauge gathers cooling system power consumption；Intelligent power gauge is installed and gathers handpiece Water Chilling Units power consumption.It is understood that
The power consumption of acquisition system and discharge, can preferably assess the consumption rate of actual consumption, it is ensured that the accuracy of measurement simultaneously.
Further, with reference to Fig. 3, based on the second embodiment of air-conditioner water system power-economizing method of the present invention, the present invention's
In 3rd embodiment, also include after above-mentioned steps S13：
Step S14, the temperature and humidity of monitoring air-conditioner water system installation environment.
It should be noted that because there are four seasons in the middle of 1 year, different season ambient humidity and temperature also can be to sky
The energy consumption of water transfer system produces Different Effects.For this by detecting the temperature and humidity of installation environment, add air-conditioner water system
Energy-saving scheme monitors the comprehensive of real time execution parameter, feeds back the temperature and humidity of described air-conditioner water system installation environment simultaneously
To described energy efficiency management platform, described energy efficiency management platform can be helped for seasonal variations to adjust energy-saving run scheme in real time.
Preferably, the execution sequence of above-mentioned steps S11-S14 can be adjusted according to actual needs.Need explanation
It is that the mode of the temperature and humidity of above-mentioned monitoring air-conditioner water system installation environment can be configured, preferably according to actual needs
Ground, in the present embodiment, uses environment humidity sensor, gathers air-conditioner water system installation environment humiture.
Further, with reference to Fig. 4, based on the first embodiment of air-conditioner water system power-economizing method of the present invention, the present invention's
In 4th embodiment, above-mentioned steps S20 includes：
Step S21, according to the current real time execution parameter obtaining, calculates chilled water supply backwater temperature difference, handpiece Water Chilling Units power consumption
And pump consumption；
Step S22, according to the current handpiece Water Chilling Units power consumption obtaining and pump consumption, calculates the total power consumption of air-conditioner water system；
Step S23, according to the current chilled water supply backwater temperature difference obtaining and real time execution parameter, calculates air-conditioner water system
Refrigerating capacity；
Step S24, the total power consumption according to the current air-conditioner water system obtaining and refrigerating capacity, calculate the operation of air-conditioner water system
Observable index.
In the present embodiment, owing to the operation energy consumption of air-conditioner water system is than the business being refrigerating capacity and general power.Therefore, in order to
Understand the coefficient of performance of air-conditioner water system, calculate the operation energy consumption ratio of air-conditioner water system, need the refrigerating capacity of calculations of air conditioner system
And general power.And according to the current real time execution parameter obtaining, specially supply and return water temperature, discharge and power consumption, can calculate
Chilled water system supply backwater temperature difference, utilizes above-mentioned supply backwater temperature difference and discharge can calculate refrigerating capacity.It is to be appreciated that above-mentioned always
Power is equal to described air-conditioner water system all powers of motor sum, thus can calculate the operation energy consumption of above-mentioned air-conditioner water system
Ratio.Specifically, when general power is fixed, refrigerating capacity is bigger, and observable index is bigger；Refrigerating capacity is less, and observable index is less.Work as refrigerating capacity
When fixing, general power is bigger, and observable index is less；General power is less, and observable index is bigger.
Further, with reference to Fig. 5, based on the first embodiment of air-conditioner water system power-economizing method of the present invention, the present invention's
In 5th embodiment, above-mentioned steps S30 includes：
Step S31, according to the current operation energy consumption ratio obtaining, discharge when calculating air-conditioner water system least energy consumption sets
Value；
Step S32, according to water flow set point during the current least energy consumption obtaining, adjusts the current of air-conditioner water system
Amount.
In the present embodiment, according to the current operation energy consumption ratio obtaining, the operational efficiency feelings of current air-conditioner water system are understood
Condition.Utilize the PSO-BP Prediction and Control Technology of chaos optimization to calculate operating cooling-water machine according to load distribution strategy principle simultaneously
The rate of load condensate that group, chilled water pump and cooling water pump undertake respectively, then on-line analysis obtain when system total energy consumption is minimum cold
Freeze water flow set point and cooling water flow setting value；Described handpiece Water Chilling Units control device will be adjusted according to above-mentioned water flow set point
Whole chilled water side and the flow value of cooling water side.Thus realize dynamic preconditioning chilled water pump and cooling water pump operation conditions, make
The semen donors of operation handpiece Water Chilling Units meets the requirement of air-conditioner water system refrigeration duty and central air conditioning water system is in the energy consumption mated most
Operating condition, improves air-conditioner water system comprehensive coefficient of performance, reflect comprehensively central air-conditioning performance system (COP) efficiency and in
Centre air-conditioner water system energy consumption.
Further, the energy efficiency management platform of described central air conditioning water system is during preconditioning discharge, sets up
PSO knowledge base, utilizes PSO optimized algorithm to realize self study and self-adaptative adjustment, enables described air-conditioner water system wireless close
The dynamic characteristic of air-conditioner water system and complicated Nonlinear Mapping relation, therefore, solve central air conditioning water system control well
Time-varying and Time Delay, enhance the stability of equipment and the reliability of system simultaneously.
The present invention also provides a kind of air-conditioner water system energy saver, and with reference to Fig. 6, in one embodiment, the present invention provides
Air-conditioner water system energy saver includes：
Monitoring modular 10, is used for monitoring air-conditioner water system real time execution parameter；
The air-conditioner water system energy saver that the embodiment of the present invention provides is applied in central air-conditioning, is used for strengthening air-conditioning water system
System whole energy effect.It should be noted that above-mentioned air-conditioner water system includes water chilling unit system, cooling system, refrigeration system
And energy efficiency management platform.Specifically, in one embodiment, can be by water chilling unit system, cooling system and refrigeration system
In be respectively provided with transmitter or sensor, monitor real time execution parameter；Described energy efficiency management platform and described water chilling unit system,
Cooling system and refrigeration system connect, operational factor described in real-time reception, and overall monitor air-conditioner water system various piece serves
Overall control managerial role.
Further, above-mentioned operational factor can be configured according to actual needs, and in the present embodiment, described operation is joined
Number is cooling system supply and return water temperature, cooling system power consumption, refrigeration system supply and return water temperature, refrigeration system power consumption, air-conditioning
Water system installation environment temperature, air-conditioner water system installation environment humidity and handpiece Water Chilling Units power consumption.
Computing module 20, for according to the current real time execution parameter obtaining, calculating the operation energy consumption ratio of air-conditioner water system；
It should be noted that the operation energy consumption of air-conditioner water system is than the business equal to refrigerating capacity and total power consumption, when air-conditioning water system
When the Energy Efficiency Ratio of system is higher, refrigerating efficiency is higher, therefore can preferably be understood by calculating the operation energy consumption ratio of air-conditioner water system
The coefficient of performance of current air-conditioner water system, thus adjust optimal air-conditioner water system energy-saving scheme.And air-conditioner water system total work
Consumption is pump consumption and water chilling unit host power consumption sum, therefore can be calculated by obtaining the parameter calculating above-mentioned every power consumption
Go out air-conditioner water system total power consumption.Specifically, described pump consumption be cooling system pump consumption with refrigeration system pump consumption it
With.
Adjusting module 30, for according to the current operation energy consumption ratio obtaining, adjusting the discharge of air-conditioner water system.
It is understood that described operation energy consumption is than the runnability that represent this air-conditioner water system, by this operation energy consumption
Ratio feeds back to described energy efficiency management platform；Described energy efficiency management platform combines every real time execution parameter and the operation energy consumption of feedback
Ratio carries out on-line analysis discharge and the impact on system total energy consumption for every operational factor, calls PSO-BP optimized algorithm and calculates
When system least energy consumption, corresponding air-conditioner water system water flow set point.Specifically, described water flow set point is chilled water
Flow setting value and cooling water flow setting value.Handpiece Water Chilling Units control device in described water chilling unit system is according to this air conditioner water
The chilled-water flow setting value of system and cooling water flow setting value, adjust the discharge of chilled water side and the current of cooling water side
Amount, to reduce air-conditioner water system total energy consumption, strengthens air-conditioner water system whole energy effect.
Further, described energy efficiency management platform can also be by internet by the real time execution number of above-mentioned air-conditioner water system
According to being uploaded to high in the clouds, by PC end or APP displaying live view, follow the tracks of every operational factor simultaneously, improve enterprise management efficiency.
The embodiment of the present invention, by arranging monitoring modular 10, is used for monitoring air-conditioner water system real time execution parameter；Calculate mould
Block 20, for according to the current real time execution parameter obtaining, calculating the operation energy consumption ratio of air-conditioner water system；Adjusting module 30, uses
According to the current operation energy consumption ratio obtaining, adjust the discharge of air-conditioner water system.Present invention reduces air-conditioner water system total energy
Consumption, thus enhance air-conditioner water system whole energy effect.
Further, with reference to Fig. 7, based on air-conditioner water system energy saver first embodiment of the present invention, at air-conditioning of the present invention
In water system energy saver the second embodiment, above-mentioned monitoring modular includes：
Refrigeration system monitoring means 11, for monitoring the service data of refrigeration system；
Cooling system monitoring means 12, for monitoring the service data of cooling system；
Handpiece Water Chilling Units monitoring means 13, is used for monitoring handpiece Water Chilling Units power consumption.
Above-mentioned service data can be configured according to actual needs, in this embodiment, it is preferred that, described service data
Including supply and return water temperature, discharge and power consumption.
In the present embodiment, by installing temperature and flow sensor on described refrigeration system pipeline, chilled water is gathered
Supply and return water temperature and chilled-water flow, use intelligent power gauge to gather refrigeration system power consumption simultaneously；At described cooling system
Temperature and flow sensor are installed on road under the overall leadership, gather cooling water supply and return water temperature and cooling water flow, use Intelligent electric simultaneously
Amount gauge gathers cooling system power consumption；Intelligent power gauge is installed and gathers handpiece Water Chilling Units power consumption.It is understood that
The power consumption of acquisition system and discharge, can preferably assess the consumption rate of actual consumption, it is ensured that the accuracy of measurement simultaneously.
Further, with reference to Fig. 8, based on air-conditioner water system energy saver the second embodiment of the present invention, at air-conditioning of the present invention
In water system energy saver the 3rd embodiment, above-mentioned monitoring modular also includes：
Installation environment monitoring means 14, for monitoring the temperature and humidity of air-conditioner water system installation environment.
It should be noted that because there are four seasons in the middle of 1 year, different season ambient humidity and temperature also can be to sky
The energy consumption of water transfer system produces Different Effects.For this by detecting the temperature and humidity of installation environment, add air-conditioner water system
Energy-saving scheme monitors the comprehensive of real time execution parameter, feeds back the temperature and humidity of described air-conditioner water system installation environment simultaneously
To described energy efficiency management platform, described energy efficiency management platform can be helped for seasonal variations to adjust energy-saving run scheme in real time.
It should be noted that the mode of the temperature and humidity of above-mentioned detection air-conditioner water system installation environment can be according to reality
Needs are configured, it is preferable that in the present embodiment, use environment humidity sensor, gather air-conditioner water system installation environment
Humiture.
Further, with reference to Fig. 9, based on air-conditioner water system energy saver first embodiment of the present invention, at air-conditioning of the present invention
In water system energy saver the 4th embodiment, above-mentioned computing module includes：
First computing unit 21, for according to the current real time execution parameter obtaining, calculates chilled water supply backwater temperature difference, cold
Water unit power consumption and pump consumption；
Second computing unit 22, for according to the current handpiece Water Chilling Units power consumption obtaining and pump consumption, calculating air-conditioning water system
The total power consumption of system；
3rd computing unit 23, for according to the current chilled water supply backwater temperature difference obtaining and real time execution parameter, calculating
The refrigerating capacity of air-conditioner water system；
4th computing unit 24, for the total power consumption according to the current air-conditioner water system obtaining and refrigerating capacity, calculates air-conditioning
The operation energy consumption ratio of water system.
In the present embodiment, owing to the operation energy consumption of air-conditioner water system is than the business being refrigerating capacity and general power.Therefore, in order to
Understand the coefficient of performance of air-conditioner water system, calculate the operation energy consumption ratio of air-conditioner water system, need the refrigerating capacity of calculations of air conditioner system
And general power.And according to the current real time execution parameter obtaining, specially supply and return water temperature, discharge and power consumption, can calculate
Chilled water system supply backwater temperature difference, utilizes above-mentioned supply backwater temperature difference and discharge can calculate refrigerating capacity.It is to be appreciated that above-mentioned always
Power is equal to described air-conditioner water system all powers of motor sum, thus can calculate the operation energy consumption of above-mentioned air-conditioner water system
Ratio.Specifically, when general power is fixed, refrigerating capacity is bigger, and observable index is bigger；Refrigerating capacity is less, and observable index is less.Work as refrigerating capacity
When fixing, general power is bigger, and observable index is less；General power is less, and observable index is bigger.
Further, with reference to Figure 10, based on air-conditioner water system energy saver first embodiment of the present invention, at air-conditioning of the present invention
In water system energy saver the 5th embodiment, above-mentioned adjusting module includes：
5th computing unit 31, for the operation energy consumption ratio according to current acquisition, when calculating air-conditioner water system least energy consumption
Water flow set point；
Adjustment unit 32, for according to water flow set point during the current least energy consumption obtaining, adjusting air-conditioner water system
Discharge.
In the present embodiment, according to the current operation energy consumption ratio obtaining, the operational efficiency feelings of current air-conditioner water system are understood
Condition.Utilize the PSO-BP Prediction and Control Technology of chaos optimization to calculate operating cooling-water machine according to load distribution strategy principle simultaneously
The rate of load condensate that group, chilled water pump and cooling water pump undertake respectively, then on-line analysis obtain when system total energy consumption is minimum cold
Freeze water flow set point and cooling water flow setting value；Described handpiece Water Chilling Units control device will be adjusted according to above-mentioned water flow set point
Whole chilled water side and the flow value of cooling water side.Thus realize dynamic preconditioning chilled water pump and cooling water pump operation conditions, make
The semen donors of operation handpiece Water Chilling Units meets the requirement of air-conditioner water system refrigeration duty and central air conditioning water system is in the energy consumption mated most
Operating condition, improves air-conditioner water system comprehensive coefficient of performance, reflect comprehensively central air-conditioning performance system (COP) efficiency and in
Centre air-conditioner water system energy consumption.
Further, the energy efficiency management platform of described central air conditioning water system is during preconditioning discharge, sets up
PSO knowledge base, utilizes PSO optimized algorithm to realize self study and self-adaptative adjustment, enables described air-conditioner water system wireless close
The dynamic characteristic of air-conditioner water system and complicated Nonlinear Mapping relation, therefore, solve central air conditioning water system control well
Time-varying and Time Delay, enhance the stability of equipment and the reliability of system simultaneously.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every utilize this
Equivalent structure or equivalence flow process that bright specification and accompanying drawing content are made convert, or are directly or indirectly used in other related skills
Art field, all in like manner includes in the scope of patent protection of the present invention.
Claims (10)
1. an air-conditioner water system power-economizing method, it is characterised in that described air-conditioner water system power-economizing method comprises the following steps：
Monitoring air-conditioner water system real time execution parameter；
According to the current real time execution parameter obtaining, calculate the operation energy consumption ratio of air-conditioner water system；
According to the current operation energy consumption ratio obtaining, adjust the discharge of air-conditioner water system.
2. air-conditioner water system power-economizing method as claimed in claim 1, it is characterised in that described monitoring air-conditioner water system is transported in real time
Line parameter includes：
The service data of monitoring refrigeration system；
The service data of monitoring cooling system；
Monitoring handpiece Water Chilling Units power consumption.
3. air-conditioner water system power-economizing method as claimed in claim 2, it is characterised in that described monitoring air-conditioner water system is transported in real time
Line parameter also includes：
The temperature and humidity of monitoring air-conditioner water system installation environment.
4. the air-conditioner water system power-economizing method as described in any one of claims 1 to 3, it is characterised in that described basis currently obtains
The real time execution parameter taking, the operation energy consumption ratio calculating air-conditioner water system includes：
According to the current real time execution parameter obtaining, calculate chilled water supply backwater temperature difference, handpiece Water Chilling Units power consumption and pump consumption；
According to the current handpiece Water Chilling Units power consumption obtaining and pump consumption, calculate the total power consumption of air-conditioner water system；
According to the current chilled water supply backwater temperature difference obtaining and real time execution parameter, calculate the refrigerating capacity of air-conditioner water system；
Total power consumption according to the current air-conditioner water system obtaining and refrigerating capacity, calculate the operation energy consumption ratio of air-conditioner water system.
5. air-conditioner water system power-economizing method as claimed in claim 4, it is characterised in that the operation energy that described basis currently obtains
Loss-rate, the discharge adjusting air-conditioner water system includes：
According to the current operation energy consumption ratio obtaining, calculate water flow set point during air-conditioner water system least energy consumption；
According to water flow set point during the current least energy consumption obtaining, adjust the discharge of air-conditioner water system.
6. an air-conditioner water system energy saver, it is characterised in that include：
Monitoring modular, is used for monitoring air-conditioner water system real time execution parameter；
Computing module, for according to the current real time execution parameter obtaining, calculating the operation energy consumption ratio of air-conditioner water system；
Adjusting module, for according to the current operation energy consumption ratio obtaining, adjusting the discharge of air-conditioner water system.
7. air-conditioner water system energy saver as claimed in claim 6, it is characterised in that described monitoring modular includes：
Refrigeration system monitoring means, for monitoring the service data of refrigeration system；
Cooling system monitoring means, for monitoring the service data of cooling system；
Handpiece Water Chilling Units monitoring means, is used for monitoring handpiece Water Chilling Units power consumption.
8. air-conditioner water system energy saver as claimed in claim 7, it is characterised in that described monitoring modular also includes：
Installation environment monitoring means, for monitoring the temperature and humidity of air-conditioner water system installation environment.
9. the air-conditioner water system energy saver as described in any one of claim 6 to 8, it is characterised in that described computing module bag
Include：
First computing unit, for according to the current real time execution parameter obtaining, calculating chilled water supply backwater temperature difference, handpiece Water Chilling Units
Power consumption and pump consumption；
Second computing unit, for according to the current handpiece Water Chilling Units power consumption obtaining and pump consumption, calculating the total of air-conditioner water system
Power consumption；
3rd computing unit, for according to the current chilled water supply backwater temperature difference obtaining and real time execution parameter, calculating air conditioner water
The refrigerating capacity of system；
4th computing unit, for the total power consumption according to the current air-conditioner water system obtaining and refrigerating capacity, calculates air-conditioner water system
Operation energy consumption ratio.
10. air-conditioner water system energy saver as claimed in claim 9, it is characterised in that described adjusting module includes：
5th computing unit, for according to the current operation energy consumption ratio obtaining, calculating current during air-conditioner water system least energy consumption
Amount setting value；
Adjustment unit, for according to water flow set point during the current least energy consumption obtaining, adjusting the current of air-conditioner water system
Amount.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461970A (en) * | 2017-07-19 | 2017-12-12 | 青岛海尔空调电子有限公司 | A kind of water chilling unit control method with evaporative condenser |
| CN109425176A (en) * | 2017-08-31 | 2019-03-05 | 台湾积体电路制造股份有限公司 | The cooling system of optimal control and the autocontrol method of cooling system |
| CN109945431A (en) * | 2019-03-20 | 2019-06-28 | 珠海格力电器股份有限公司 | Temperature adjusting method, device and system and air conditioner |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435643A (en) * | 2008-12-12 | 2009-05-20 | 华南理工大学 | System and method for monitoring operation energy efficiency ratio of water chilling unit |
| JP2011007453A (en) * | 2009-06-29 | 2011-01-13 | Yamatake Corp | Device and method of calculating energy saving effect amount |
| CN102012077A (en) * | 2010-12-06 | 2011-04-13 | 北京星达技术开发公司 | Energy-saving control system and control method of central air conditioning freezing station |
| CN203837198U (en) * | 2013-10-16 | 2014-09-17 | 嘉日国际集团控股有限公司 | Energy conservation control device of central air-conditioner water system |
| CN104075403A (en) * | 2014-06-20 | 2014-10-01 | 南瑞（武汉）电气设备与工程能效测评中心 | Air-conditioning energy consumption monitoring and diagnosing system and method |
| CN104331737A (en) * | 2014-11-21 | 2015-02-04 | 国家电网公司 | Office building load prediction method based on particle swarm neural network |
| CN104484715A (en) * | 2014-11-28 | 2015-04-01 | 江苏大学 | Neural network and particle swarm optimization algorithm-based building energy consumption predicting method |
| CN104566765A (en) * | 2013-10-16 | 2015-04-29 | 嘉日国际集团控股有限公司 | Overall energy saving control method of central air conditioner |
| US20150248118A1 (en) * | 2014-02-26 | 2015-09-03 | Board Of Trustees Of The University Of Alabama | Systems and methods for modeling energy consumption and creating demand response strategies using learning-based approaches |
-
2016
- 2016-08-15 CN CN201610671187.7A patent/CN106440185A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435643A (en) * | 2008-12-12 | 2009-05-20 | 华南理工大学 | System and method for monitoring operation energy efficiency ratio of water chilling unit |
| JP2011007453A (en) * | 2009-06-29 | 2011-01-13 | Yamatake Corp | Device and method of calculating energy saving effect amount |
| CN102012077A (en) * | 2010-12-06 | 2011-04-13 | 北京星达技术开发公司 | Energy-saving control system and control method of central air conditioning freezing station |
| CN203837198U (en) * | 2013-10-16 | 2014-09-17 | 嘉日国际集团控股有限公司 | Energy conservation control device of central air-conditioner water system |
| CN104566765A (en) * | 2013-10-16 | 2015-04-29 | 嘉日国际集团控股有限公司 | Overall energy saving control method of central air conditioner |
| US20150248118A1 (en) * | 2014-02-26 | 2015-09-03 | Board Of Trustees Of The University Of Alabama | Systems and methods for modeling energy consumption and creating demand response strategies using learning-based approaches |
| CN104075403A (en) * | 2014-06-20 | 2014-10-01 | 南瑞（武汉）电气设备与工程能效测评中心 | Air-conditioning energy consumption monitoring and diagnosing system and method |
| CN104331737A (en) * | 2014-11-21 | 2015-02-04 | 国家电网公司 | Office building load prediction method based on particle swarm neural network |
| CN104484715A (en) * | 2014-11-28 | 2015-04-01 | 江苏大学 | Neural network and particle swarm optimization algorithm-based building energy consumption predicting method |
Non-Patent Citations (2)
| Title |
|---|
| 蔡金锭: "《电力电子电路及容差电路故障诊断技术》", 31 May 2016, 粒子群优化算法与BP神经网络算法 * |
| 陈虹: "《楼宇自动化技术与应用》", 30 September 2012, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461970A (en) * | 2017-07-19 | 2017-12-12 | 青岛海尔空调电子有限公司 | A kind of water chilling unit control method with evaporative condenser |
| CN107461970B (en) * | 2017-07-19 | 2021-09-21 | 青岛海尔空调电子有限公司 | Control method of water chilling unit with evaporative condenser |
| CN109425176A (en) * | 2017-08-31 | 2019-03-05 | 台湾积体电路制造股份有限公司 | The cooling system of optimal control and the autocontrol method of cooling system |
| CN109945431A (en) * | 2019-03-20 | 2019-06-28 | 珠海格力电器股份有限公司 | Temperature adjusting method, device and system and air conditioner |
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