WO2015081743A1 - 一种基于分布式发电的空调***监控***及应用其的空调*** - Google Patents
一种基于分布式发电的空调***监控***及应用其的空调*** Download PDFInfo
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- WO2015081743A1 WO2015081743A1 PCT/CN2014/086381 CN2014086381W WO2015081743A1 WO 2015081743 A1 WO2015081743 A1 WO 2015081743A1 CN 2014086381 W CN2014086381 W CN 2014086381W WO 2015081743 A1 WO2015081743 A1 WO 2015081743A1
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- Prior art keywords
- power generation
- air conditioning
- conditioning system
- distributed power
- distributed
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- 238000010248 power generation Methods 0.000 title claims abstract description 152
- 238000004378 air conditioning Methods 0.000 title claims abstract description 126
- 238000012544 monitoring process Methods 0.000 title claims abstract description 126
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000003993 interaction Effects 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract 2
- 238000009423 ventilation Methods 0.000 abstract 2
- 238000007726 management method Methods 0.000 description 38
- 238000003032 molecular docking Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013523 data management Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
-
- 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
- F24F11/62—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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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/4186—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by protocol, e.g. MAP, TOP
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L12/2816—Controlling appliance services of a home automation network by calling their functionalities
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
-
- 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
- F24F11/46—Improving electric energy efficiency or saving
- F24F11/47—Responding to energy costs
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2638—Airconditioning
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Definitions
- the present application relates to the field of air conditioner control technologies, and in particular, to an air conditioning system monitoring system based on distributed generation and an air conditioning system using the same.
- An air conditioning system based on distributed generation that is, an inverter air conditioner system equipped with distributed power generation equipment; the distributed power generation includes photovoltaic power generation, wind power generation, wind and solar hybrid power generation, biomass power generation, and the like.
- the electric energy generated by the distributed power generation equipment is supplied to the air conditioning system, and some or even all of the power supply is replaced by the city network, thereby reducing the power supply burden of the city network, and the power generation equipment adopts natural and clean energy, thereby reducing the operating cost of the air conditioning system;
- Distributed power generation air conditioning systems have broad application prospects.
- the air conditioning system based on distributed generation increases the distributed generation equipment; in the prior art, the monitoring of the power generation of the distributed generation equipment and the consumption of the inherent equipment of the air conditioning system such as the system mainframe The monitoring of the electrical conditions is carried out independently, and it is not possible to adjust the power distribution according to the operating conditions of the air conditioning system, which is not conducive to the coordinated control of the entire air conditioning system.
- the present application aims to provide an air conditioning system monitoring system based on distributed generation and a system using the same to solve the problem that the existing distributed generation power generation air conditioning system is independent of its distributed power generation equipment and other inherent equipment.
- An air conditioning system monitoring system based on distributed generation is applied to an air conditioning system based on distributed generation, the air conditioning system comprising a distributed generation device and an intrinsic device of an air conditioning system, the air conditioning system passing through the distributed power generation device, or Powering the inherent equipment of the air conditioning system by the distributed power generation device and the commercial power, including:
- a distributed power generation monitoring subsystem that monitors power generation status information of the distributed power generation device
- HVAC energy management subsystem that monitors power consumption status information of the inherent equipment of the air conditioning system
- the distributed generation monitoring subsystem and the HVAC management subsystem respectively perform data interaction with the main monitoring system through a first transmission protocol.
- the first transmission protocol comprises a BACnet/IP protocol.
- the distributed power generation device is a photovoltaic power generation device.
- the main monitoring system comprises:
- the master control command includes at least one of: first, controlling a power generation state of the distributed power generation device a main control command and a second main control command for controlling a power consumption state of the intrinsic device of the air conditioning system.
- the distributed power generation-based air conditioning system monitoring system further comprises: a remote control terminal that performs data interaction with the main monitoring system through a TCP/IP protocol, and/or, through an RS485 protocol, a BACnet protocol, a Modbus protocol, or System host man-machine interface for data exchange between the CAN protocol and the main monitoring system.
- a remote control terminal that performs data interaction with the main monitoring system through a TCP/IP protocol, and/or, through an RS485 protocol, a BACnet protocol, a Modbus protocol, or System host man-machine interface for data exchange between the CAN protocol and the main monitoring system.
- the distributed power generation device comprises: a combiner box that collects and outputs direct current generated by the photovoltaic component, and an inverter that supplies power to the alternating current load;
- the power generation state information includes acquiring a combiner box output current that characterizes a power generation amount of the distributed power generation device, and an inverter output current that characterizes a power supply amount of the distributed power generation device;
- the distributed power generation monitoring subsystem includes:
- the distributed power generation monitoring subsystem further includes: a power generation monitoring human-machine interface connected to the data collector and displaying the collection result of the data collector.
- the air conditioning system inherent device comprises at least one of the following: a system host, a chilled water pump, a cooling water pump, and a cooling tower;
- the HVAC energy management subsystem includes:
- a main controller that performs data interaction with the main monitoring system through the first transmission protocol
- One-to-one detection of the intrinsic equipment of the air conditioning system to obtain the power consumption state information and output the power consumption state information to an electric meter of the main controller.
- the HVAC management subsystem further includes:
- a field controller that acquires the second control instruction by the main controller and performs linkage control on the air conditioning system inherent device according to the second control instruction.
- the HVAC management subsystem further includes:
- An area controller that generates an air parameter control instruction according to a user operation instruction and performs data interaction with the main controller
- An end controller that controls indoor air parameters according to the air parameter control command includes at least one of the following: a temperature controller, a fresh air controller, and a return air controller.
- An air conditioning system based on distributed generation comprising a distributed power generation device and an intrinsic device of an air conditioning system, wherein the air conditioning system is inherent to the air conditioning system by the distributed power generation device or by the distributed power generation device and utility power
- the equipment is powered, and the air conditioning system monitoring system is also included.
- the air conditioning system inherent equipment comprises a centrifugal chiller and/or a screw chiller.
- the present application not only realizes the power generation state information and the system inherent equipment of the distributed power generation equipment in the air-conditioning system based on distributed generation, respectively, through the distributed power generation monitoring subsystem and the HVAC energy management subsystem.
- the monitoring of the power consumption status information also acquires the monitoring data of the two subsystems through the unified first transmission protocol of the main monitoring system, realizes the seamless docking and data sharing of the two subsystems, and improves the distributed generation of the air conditioning system.
- the coordinated control of the equipment and the inherent equipment solves the problems of the prior art.
- FIG. 1 is a structural block diagram of a monitoring system for an air conditioning system based on distributed generation according to Embodiment 1 of the present invention
- FIG. 2 is a structural block diagram of a monitoring system for an air conditioning system based on distributed generation according to Embodiment 2 of the present invention
- FIG. 3 is a structural block diagram of a system for monitoring an air conditioning system based on distributed generation according to Embodiment 3 of the present invention.
- the embodiment of the invention discloses an air conditioning system monitoring system based on distributed generation to solve the problem that the existing air conditioning system based on distributed generation separately monitors photovoltaic power generation and equipment power consumption, and has poor overall system coordination control capability.
- the distributed power generation-based air conditioning system monitoring system includes a distributed power generation monitoring subsystem 100, a HVAC energy management subsystem 200, and a main monitoring system 300.
- the distributed power generation monitoring subsystem 100 is configured to monitor the power generation state information of the distributed power generation device 001; the HVAC energy management subsystem 200 is configured to monitor the power consumption state information of the air conditioner system inherent device 002; And acquiring the power generation state information and the power consumption state information respectively, and performing comprehensive monitoring on the air conditioning system according to the power generation state information and the power consumption state information.
- the distributed generation monitoring subsystem 100 and the HVAC management subsystem 200 perform data interaction with the main monitoring system 300 through the first transmission protocol, respectively.
- the embodiment of the present invention realizes the power generation state information and the inherentity of the air conditioning system of the distributed power generation equipment in the air conditioning system based on distributed generation, not only through the distributed power generation monitoring subsystem and the HVAC energy management subsystem.
- the monitoring of the power consumption status information of the device also obtains the monitoring data of the two subsystems through the unified first transmission protocol of the main monitoring system, thereby achieving seamless docking and data sharing of the two subsystems;
- the distributed power generation equipment it is no longer only based on the operating state of the distributed power generation equipment (ie, the power generation state information), but can simultaneously refer to the operating state of the inherent equipment of the air conditioning system (ie, the power consumption state) Information), in order to adjust the power generation of the distributed generation equipment according to the real-time power demand of the inherent equipment of the air-conditioning system, the proportion of the power output to the inherent equipment of different air-conditioning systems, etc.; correspondingly, the HVAC energy management subsystem is inherent to the air-conditioning system When the device monitors, it is no longer based solely on the power consumption status information.
- the power generation state information can be simultaneously referred to, so as to adjust the working state of the relevant equipment of the relevant air conditioning system according to the real-time power generation amount of the distributed power generation device, reasonably distribute the power output of the distributed power generation device, and reduce unnecessary power loss.
- the embodiment of the invention improves the coordinated control capability of the distributed power generation equipment and the inherent equipment of the air conditioning system, realizes the energy distribution optimization, improves the performance of the air conditioning system, and solves the problems of the prior art.
- the first transmission protocol described in the embodiment of the present invention includes a standard BACnet/IP protocol in the HVAC industry.
- the air conditioning system inherent device includes at least one of the following: a system host, a chilled water pump, a cooling water pump, and a cooling tower.
- the specific system host is a chiller, more specifically a water-cooled chiller, more specifically a centrifugal water-cooled chilled water.
- a chiller more specifically a water-cooled chiller, more specifically a centrifugal water-cooled chilled water.
- Unit or screw type water-cooled chiller
- Embodiment 2 of the present invention provides another air conditioning system monitoring system based on distributed generation; the air conditioning system based on distributed generation includes distributed power generation equipment 001 and air conditioning system inherent equipment 002; when distributed power generation equipment 001 generates sufficient power When the distributed power generation device 001 generates a small amount of power, the distributed power generation device 001 and the utility power jointly supply power to the air conditioning system inherent device 002.
- the distributed power generation-based air conditioning system monitoring system includes a distributed power generation monitoring subsystem 100, a HVAC energy management subsystem 200, and a main monitoring system 300.
- the main monitoring system 300 includes: a first main control subunit 310, a second main control subunit 320, and a third main control subunit 330.
- the first master sub-unit 310 performs data interaction with the distributed power generation monitoring subsystem 100 through the first transmission protocol
- the second master sub-unit 320 performs data interaction with the HVAC management subsystem 200 through the first transmission protocol
- a master sub-unit 310 and a second master sub-unit 320 perform data interaction directly or through the third master sub-unit 330.
- the working process of the above three master subunits includes:
- the first master sub-unit 310 acquires and stores the power generation state information of the distributed power generation device 001 collected by the distributed power generation monitoring subsystem 100; the second master control sub-unit 320 acquires and stores the collected by the HVAC energy management subsystem 200. Power consumption status information of the air conditioning system inherent device 002;
- the third master sub-unit 330 obtains the power generation state information and the power consumption state information by using the first master sub-unit 310 and the second master sub-unit 320, respectively, and according to the power generation state information and/or the power consumption state information.
- a master control command is generated and sent to the corresponding subsystem (distributed power generation monitoring subsystem 100 or HVAC management subsystem 200).
- the main control instruction includes at least one of: a first main control instruction and a second main control instruction; wherein the first main control instruction is sent to the distributed generation monitoring subsystem 100 to control the distributed generation device
- the power generation state, the second main control command is sent to the HVAC energy management subsystem 200 to control the power consumption state of the air conditioning system inherent device 002.
- the first master sub-unit 310 acquires the power consumption state information stored by the second master sub-unit 320 and sends it to the distributed power generation monitoring subsystem 100; the second master sub-unit 320 acquires the first master controller
- the power consumption status information stored by the unit 310 is sent to the HVAC management subsystem 200, which enables seamless docking and data sharing of the distributed power generation monitoring subsystem 100 and the HVAC management subsystem 200.
- the distributed power generation device comprises a photovoltaic component that converts solar energy into electrical energy, and a combiner box that combines and outputs direct current generated by the photovoltaic component; and further includes an inverter that supplies power to the alternating current load.
- the distributed power generation monitoring subsystem 100 includes a data collector 110 for collecting power generation status information of the distributed power generation equipment 001, and transmitting the power generation status information to the first master subunit 310 through the BACnet/IP protocol.
- the combiner box collector 120 of the combiner box collects a combiner box output current that characterizes the amount of power generated by the distributed power plant, and an inverter output current that characterizes the amount of power supplied by the distributed power plant.
- the combiner box output current is collected, and the combiner box collector 120 performs data interaction with the data collector 110 through the field bus.
- the HVAC management subsystem 200 includes an electricity meter 210 and a main controller 220.
- the main controller 220 performs data interaction with the main monitoring system 300 through the BACnet/IP protocol, including: acquiring the detection result of the electric meter 210 and transmitting it to the second main control sub-unit 320.
- the main controller 220 may also have one or more depending on the actual application.
- the data acquisition device in the distributed power generation monitoring subsystem realizes collection and uploading of the power generation state information of the distributed power generation device to the main monitoring system, and realizes the inherent equipment of the air conditioning system through the electric meter.
- the power consumption status information is collected, and the power consumption status information is also uploaded to the main monitoring system by the main controller, and then the main monitoring system sends the power generation status information collected by the distributed power generation monitoring subsystem to the HVAC energy through the sending unit.
- the management subsystem sends the power consumption status information collected by the HVAC energy management subsystem to the distributed power generation monitoring subsystem, thereby achieving seamless connection between the distributed power generation monitoring subsystem and the HVAC energy management subsystem.
- the data sharing improves the coordinated control capability of the distributed power generation equipment and the inherent equipment of the air conditioning system, and solves the problems of the prior art.
- the HVAC energy management subsystem performs one-to-one detection on the intrinsic equipment of multiple air-conditioning systems by setting a plurality of electric meters, and then the main controller can obtain an optimal result by comprehensively analyzing the power consumption state information of all the devices or related devices.
- the control strategy realizes the maximum energy saving of the air conditioning system.
- the distributed power generation monitoring subsystem further includes a power quality regulator, a converter, etc., for generating power to the distributed power generation device according to the first control command generated by the main monitoring system, and to different air conditioning systems.
- the power ratio of the output of the intrinsic device is adjusted.
- the main controller can also send corresponding control commands to the dehumidifier, unit and other devices of the air conditioning system through the Modbus RTU protocol.
- each main controller is further configured with one or more field controllers, and the field controllers obtain second control commands generated by the main monitoring system through their common main controllers, and Performing linkage control on the intrinsic equipment of the air conditioning system according to the second control instruction to achieve coordinated operation between the intrinsic devices of the respective air conditioning systems.
- the air conditioning system monitoring system based on distributed generation includes a distributed power generation monitoring subsystem 100, a HVAC energy management subsystem 200, a main monitoring system 300, and a remote control terminal 400.
- the embodiment of the invention implements three-level control of the air conditioning system based on the multi-agent technology; the so-called “three levels” includes: The power generation level of the power generation monitoring subsystem 100 and the HVAC energy management subsystem 200, the monitoring level formed by the main monitoring system 300, and the management level formed by the remote control terminal 400; wherein the field level and the monitoring level pass the BACnet/ The IP protocol performs data interaction, and the data exchange between the monitoring level and the management level is performed by the TCP/IP protocol.
- the main monitoring system 300 includes: a first main control subunit 310, a second main control subunit 320, and a third main control subunit 330.
- the first main control subunit 310, the third main control subunit 330, and the distributed generation monitoring subsystem 100 constitute a distributed generation microgrid control network
- the first main control subunit 310 and the The three-master sub-unit 330 is equivalent to the upper-layer agent in the micro-network control network (ie, the micro-network monitoring center CCU), realizes monitoring of each component in the power grid, and determines the output of each distributed power generation through an optimization algorithm, and then optimizes the result.
- the distributed generation monitoring subsystem 100 acts as a lower-level agent, which is equivalent to the local monitoring center, realizes coordinated control of distributed power generation in the power grid, and can accept the control of the CCU, and has the capability of independent operation.
- the second main control subunit 320, the third main control subunit 330 and the HVAC management subsystem 200 constitute a distributed control system; the second main control subunit 320 and the third main The control unit 330 is equivalent to the upper layer of the distributed control system (specifically, a data management server, that is, a smart building system (BAS), a historical file and a configuration data management platform, a user interface with an intuitive operation process), through BACnet
- a data management server that is, a smart building system (BAS), a historical file and a configuration data management platform, a user interface with an intuitive operation process
- BAS smart building system
- the /IP network communicates with the underlying HVAC management subsystem 200 to achieve unattended automatic operation of the air conditioning system, and to perform image management, data display, alarm and event management functions through the upper layer of the system.
- the distributed power generation monitoring subsystem 100 includes a power generating device human-machine interface 130 in addition to the above-described data device including the data collector 110 and the combiner box collector 120.
- the power generation device human-machine interface 130 is connected to the data collector 110 for displaying the collection result of the data collector 110, and providing a graphical distributed power generation device manual management operation interface, so as to facilitate the manual operation of the distributed power generation device when necessary. control.
- the HVAC management subsystem 200 includes an electric meter 210, a main controller 220, and a field controller 230; the specific functions thereof can be referred to the above embodiments.
- the HVAC management subsystem 200 further includes an area controller 240 for manually adjusting and controlling air parameters in each control area of the air conditioning system.
- the area controller 240 generates an air parameter control instruction according to a user operation instruction. And send it to the corresponding end controller, such as temperature controller, fresh air controller and return air controller, to achieve manual adjustment of parameters such as air temperature in the corresponding area.
- the area controller 240 also performs data interaction with the main controller through the corresponding communication module, and uploads information such as user operation instructions and air parameter control commands to the main controller, and then uploads to the monitoring level and the management level to realize three-level synchronization. monitor.
- the air conditioning system monitoring system further includes a system host human-machine interface 500, which is located at the monitoring level, and performs data interaction with the main monitoring system 300 through RS485 protocol, BACnet protocol, Modbus protocol or CAN protocol, and displays on one hand Current operating status, data, etc. of the air conditioning system, and on the other hand, a manual operation interface is provided to Manual control of the air conditioning system when necessary.
- a system host human-machine interface 500 which is located at the monitoring level, and performs data interaction with the main monitoring system 300 through RS485 protocol, BACnet protocol, Modbus protocol or CAN protocol, and displays on one hand Current operating status, data, etc. of the air conditioning system, and on the other hand, a manual operation interface is provided to Manual control of the air conditioning system when necessary.
- the embodiment of the present invention realizes the power generation state information and the inherentity of the air conditioning system of the distributed power generation equipment in the air conditioning system based on distributed generation, not only through the distributed power generation monitoring subsystem and the HVAC energy management subsystem.
- the omni-directional monitoring of the power consumption status information of the equipment, and the monitoring data of the above two subsystems are obtained by the main monitoring system using a unified first transmission protocol, thereby achieving seamless docking and data sharing of the two subsystems, and improving the air conditioning system.
- the coordinated control capability of distributed generation equipment and intrinsic equipment realizes full-time and real-time monitoring, statistics and energy-saving adjustment of electric energy from generation to consumption; at the same time, the main monitoring system provides various communication modules, which respectively realize its and remote clients.
- the data interaction with the man-machine interface of the air conditioner system centrifuge main unit realizes the three-level monitoring of the air conditioning system, which makes the air conditioning system monitoring mode diversified.
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Abstract
Description
Claims (12)
- 一种基于分布式发电的空调***监控***,应用于基于分布式发电的空调***,所述空调***包括分布式发电设备和空调***固有设备,所述空调***通过所述分布式发电设备,或者通过所述分布式发电设备和市电为所述空调***固有设备供电,其特征在于,所述空调***监控***包括:监控所述分布式发电设备的发电状态信息的分布式发电监控子***;监控所述空调***固有设备的耗电状态信息的暖通能源管理子***;和分别获取所述发电状态信息和耗电状态信息,并根据所述发电状态信息和耗电状态信息对所述空调***进行综合监控的主监控***;其中,所述分布式发电监控子***和暖通能源管理子***分别通过第一传输协议与所述主监控***进行数据交互。
- 根据权利要求1所述的基于分布式发电的空调***监控***,其特征在于,所述第一传输协议包括BACnet/IP协议。
- 根据权利要求1所述的基于分布式发电的空调***监控***,其特征在于,所述分布式发电设备为光伏发电设备。
- 根据权利要求1-3任一项所述的基于分布式发电的空调***监控***,其特征在于,所述主监控***包括:获取并存储所述发电状态信息、并向所述分布式发电监控子***发送所述耗电状态信息的第一主控子单元;获取并存储所述耗电状态信息、并向所述暖通能源管理子***发送所述发电状态信息的第二主控子单元;和根据所述发电状态信息和/或耗电状态信息生成主控制指令的第三主控子单元;其中,所述主控制指令包括以下至少一种:控制所述分布式发电设备发电状态的第一主控制指令,和控制所述空调***固有设备耗电状态的第二主控制指令。
- 根据权利要求4所述的基于分布式发电的空调***监控***,其特征在于,还包括:通过TCP/IP协议与所述主监控***进行数据交互的远程控制终端,和/或,通过RS485协议、BACnet协议、Modbus协议或CAN协议与所述主监控***进行数据交互的***主机人机界面。
- 根据权利要求4所述的基于分布式发电的空调***监控***,其特征在于,所述分布式发电设备包括:汇集并输出光伏组件产生的直流电的汇流箱,和为交流负载供电的逆变器;所述发电状态信息包括获取表征所述分布式发电设备的发电量大小的汇流箱输出电流,以及表征所述分布式发电设备供电量大小的逆变器输出电流;所述分布式发电监控子***包括:分别获取所述汇流箱输出电流和逆变器输出电流、并通过所述第一传输协议与所述主监控***进行数据交互的数据采集器。
- 根据权利要求6所述的基于分布式发电的空调***监控***,其特征在于,所述分布式发电监控子***还包括:与所述数据采集器连接,显示所述数据采集器的采集结果的发电监控人机接口。
- 根据权利要求4所述的基于分布式发电的空调***监控***,其特征在于,所述空调***固有设备包括以下至少一种:***主机、冷冻水泵、冷却水泵和冷却塔;所述暖通能源管理子***包括:通过所述第一传输协议与所述主监控***进行数据交互的主控制器;和对所述空调***固有设备进行一对一检测、以得到所述耗电状态信息、并将所述耗电状态信息输出至所述主控制器的电表。
- 根据权利要求8所述的基于分布式发电的空调***监控***,其特征在于,所述暖通能源管理子***还包括:通过所述主控制器获取所述第二控制指令、并根据所述第二控制指令对所述空调***固有设备进行联动控制的现场控制器。
- 根据权利要求8所述的基于分布式发电的空调***监控***,其特征在于,所述暖通能源管理子***还包括:根据用户操作指令生成空气参数控制指令、并与所述主控制器进行数据交互的区域控制器;和根据所述空气参数控制指令控制室内空气参数的末端控制器;所述末端控制器包括以下至少一种:温度控制器、新风控制器和回风控制器。
- 一种基于分布式发电的空调***,包括分布式发电设备和空调***固有设备,所述空调***通过所述分布式发电设备,或者通过所述分布式发电设备和市电为所述空调***固有设备供电,其特征在于,还包括如权利要求1-10任一项所述的空调***监控***。
- 根据权利要求11所述的空调***,其特征在于,所述空调***固有设备包括离心式冷水机组和/或螺杆式冷水机组。
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US15/101,333 US10088187B2 (en) | 2013-12-06 | 2014-09-12 | Monitoring system for air conditioning systems based on distributed power generation and air conditioning system using same |
KR1020167017918A KR101940384B1 (ko) | 2013-12-06 | 2014-09-12 | 분산 발전에 기초한 공조 시스템의 모니터링 시스템 및 이를 이용하는 공조 시스템 |
JP2016536835A JP6357235B2 (ja) | 2013-12-06 | 2014-09-12 | 分散型発電に基づく空調システム用監視システム及びそれを適用する空調システム |
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EP3079027A4 (en) | 2017-05-03 |
US10088187B2 (en) | 2018-10-02 |
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CN104699015A (zh) | 2015-06-10 |
EP3079027A1 (en) | 2016-10-12 |
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