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SE2351009A1 - A predictive control system for climate control in a defined space - Google Patents

A predictive control system for climate control in a defined space

Info

Publication number
SE2351009A1
SE2351009A1 SE2351009A SE2351009A SE2351009A1 SE 2351009 A1 SE2351009 A1 SE 2351009A1 SE 2351009 A SE2351009 A SE 2351009A SE 2351009 A SE2351009 A SE 2351009A SE 2351009 A1 SE2351009 A1 SE 2351009A1
Authority
SE
Sweden
Prior art keywords
control
defined space
component
adsorption capacity
control system
Prior art date
Application number
SE2351009A
Inventor
Magnus Carlsson
Original Assignee
Munters Europe Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Munters Europe Ab filed Critical Munters Europe Ab
Priority to SE2351009A priority Critical patent/SE2351009A1/en
Priority to PCT/EP2024/074088 priority patent/WO2025045951A1/en
Publication of SE2351009A1 publication Critical patent/SE2351009A1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
    • 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
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/04—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
    • G05B13/048—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators using a predictor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0083—Indoor units, e.g. fan coil units with dehumidification means
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • 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
    • F24F11/0008—Control or safety arrangements for air-humidification
    • 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
    • F24F11/62—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
    • 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
    • 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
    • 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
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F24F2110/12—Temperature of the outside air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity
    • F24F2110/22—Humidity of the outside air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/40—Pressure, e.g. wind pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/65—Concentration of specific substances or contaminants
    • F24F2110/66—Volatile organic compounds [VOC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/65—Concentration of specific substances or contaminants
    • F24F2110/70—Carbon dioxide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2203/00—Devices or apparatus used for air treatment
    • F24F2203/10—Rotary wheel
    • F24F2203/1032—Desiccant wheel
    • 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
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D22/00—Control of humidity
    • G05D22/02—Control of humidity characterised by the use of electric means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The present disclosure relates to a control system for climate control in a defined space using an air handling device (400). The multi signal controller (300) comprises a feed forward component (301) arranged for adapted regulation of the adsorption capacity in the defined space due to influence on the climate from outside the defined space, and arranged to determine first control signal values (315) for use in control of the air handling device, wherein the feed forward component (301) is arranged to determine the first control signals values based on adsorption capacity sensor data (3021) and/or temperature sensor data (3031) and/or pressure sensor data (3041), said sensor data originating from at least one sensor (302, 303, 304) located on the outside of the defined space (101).

Claims (13)

Claims
1. A control system (200) for climate control in a defined space (101) using an air handling device (400) comprising a temperature control component (401) and an adsorption capacity control component (402); wherein the control system comprises a multi signal controller (300) arranged to control the temperature control component (401) and the adsorption capacity control component (402), said multi signal controller (300) comprising a feed forward component (301) arranged for adapted regulation of the adsorption capacity in the defined space due to influence on the climate from outside the defined space, and arranged to determine first control signal values (315) for use in control of the temperature control component (401) and/or the adsorption capacity control component (402) of the air handling device, wherein the feed forward component (301) is arranged to determine the first control signals values based on adsorption capacity sensor data (3021) and/or temperature sensor data (3031) and/or pressure sensor data (3041), said sensor data originating from at least one sensor (302, 303, 304) located on the outside of the defined space (101).
2. The control system (200) according to claim 1, wherein the feed forward component (301) is arranged to also receive as input a signal (3201) from an entrance sensor (320) arranged to sense whether the entrance is open or closed, and accordingly whether there is an influence on the climate from outside the defined space, wherein the feed forward component (301) is arranged to determine the first control signal values also based on the signal from the entrance sensor.
3. The control system according to any ofthe preceding claims, wherein when there is an influence on the climate from outside the defined space the feed forward component (301) is arranged to determine the first control signal values based ona relation between an adsorption capacity inside the defined space and the adsorption capacity outside the defined space, and/or a relation between a temperature inside the defined space and the temperature outside the defined space, and/or a relation between an air pressure inside the defined space and the air pressure outside the defined space.
4. The control system (200) according to any of the preceding claims, wherein the feed forward component (301) is arranged to determine the first control signal values also based on information about the configuration of the defined space and the position ofthe entrance in the defined space.
5. The control system according to any ofthe preceding claims, wherein the feed forward component comprises a temperature and/or adsorption capacity model of the environment of the defined space. 6. The control system according to claim 5, wherein the temperature and/or adsorption capacity model is pre-built for example at installation of the system and/or wherein the model is adaptive.
6. The control system (200) according to any of the preceding claims, wherein the the feed forward component is pre built and/or parameter tuned and for example arranged to operate based on classical control theory that deals with the behaviour of dynamical systems and/or to be an Al-generated feed forward signal and/or to comprise a I\/|odel predictive controller (MPC).
7. The control system (200) according to any of the preceding claims, wherein the multi signal controller (300) further comprises a steady state calculator prediction tool (305) for calculating the air handling device performance, wherein a steady state calculator predicting tool output (3051) from the steady-state calculator prediction tool (305) is operatively connected to an input of the feed forward component (301), wherein the feed-forward component (301) is arranged to determine the first control signal values (322) for use in control ofthe temperature control component and the adsorption capacity control component also based on the calculated air handling device performance.
8. The control system according to claim 7, wherein the steady state calculator prediction tool (305) is arranged to receive measurement values from at least one of 0 an inlet (3061) of the adsorption capacity control component of the air handling device 0 an inlet (3062) ofthe temperature control component of the air handling device 0 the temperature outlet (318 ) of a heater (110) of the air handling device, and to calculate the air handling device performance based on said measurement values.
9. The control system according any of the preceding claims, wherein the at least one sensor located outside of the defined space is adjacent to the eHtFaHCe.
10. The control system according to any ofthe preceding claims, wherein the multi signal controller (300) further comprises a feedback component arranged to contribute to the control of the temperature control component (401) and the adsorption capacity control component (402).
11. The control system according to claim 10, wherein the multi signal controller (300) comprises a first processing unit (310) arranged to receive a difference between the temperature outlet (318 ) of a heater (110) of the air handling device--and a combined variable (313) based on the first control signal values (315) from said feed forward component (301) and second control signal values (314) from a second processing unit (311).
12. The system according claim 11, wherein said second processing unit (311) is arranged to receive a differential signal (321) representing a difference between an adsorption capacity signal (319) originating from an adsorption capacity sensor in the said defined space (101), and a signal representing a set 26 adsorption capacity value (312), and forming the second control signal values (314) based thereon.
13. The control system according to claim 12, wherein the second control signal values (314) from said second processing unit (311) and the first control signal values (315) from the feed forward component (301) defines the combined variable (313).
SE2351009A 2023-08-29 2023-08-29 A predictive control system for climate control in a defined space SE2351009A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE2351009A SE2351009A1 (en) 2023-08-29 2023-08-29 A predictive control system for climate control in a defined space
PCT/EP2024/074088 WO2025045951A1 (en) 2023-08-29 2024-08-28 A predictive control system for climate control in a defined space

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2351009A SE2351009A1 (en) 2023-08-29 2023-08-29 A predictive control system for climate control in a defined space

Publications (1)

Publication Number Publication Date
SE2351009A1 true SE2351009A1 (en) 2025-03-01

Family

ID=92633010

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2351009A SE2351009A1 (en) 2023-08-29 2023-08-29 A predictive control system for climate control in a defined space

Country Status (2)

Country Link
SE (1) SE2351009A1 (en)
WO (1) WO2025045951A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090005912A1 (en) * 2007-03-26 2009-01-01 Siemens Corporation Apparatus and Method for the Control of the Indoor Thermal Environment Having Feed Forward and Feedback Control Using Adaptive Reference Models
US20090025408A1 (en) * 2005-05-24 2009-01-29 Nobuki Matsui Air conditioning system
US20090064697A1 (en) * 2005-05-24 2009-03-12 Tetsuyuki Kondo Air conditioning system
AU2012310095A1 (en) * 2011-09-12 2014-04-10 Bry Air [Asia] Pvt. Ltd. Apparatus and method for control of solid desiccant dehumidifiers
US20160054018A1 (en) * 2013-04-15 2016-02-25 Mitsubishi Electric Building Techno-Service Co., Ltd. Air-conditioning system control apparatus
US20220074608A1 (en) * 2019-06-10 2022-03-10 Daikin Industries, Ltd. Humidity control unit and humidity control system
US20230243541A1 (en) * 2022-02-02 2023-08-03 Generac Power Systems, Inc. Mpc for hvac with thermal model selection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6471954B2 (en) * 2013-10-24 2019-02-20 清水建設株式会社 Air conditioning optimum control system and air conditioning optimum control method
CN104807137B (en) * 2014-07-23 2020-03-31 张迎春 Method and device for controlling temperature and humidity of air conditioner

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090025408A1 (en) * 2005-05-24 2009-01-29 Nobuki Matsui Air conditioning system
US20090064697A1 (en) * 2005-05-24 2009-03-12 Tetsuyuki Kondo Air conditioning system
US20090005912A1 (en) * 2007-03-26 2009-01-01 Siemens Corporation Apparatus and Method for the Control of the Indoor Thermal Environment Having Feed Forward and Feedback Control Using Adaptive Reference Models
AU2012310095A1 (en) * 2011-09-12 2014-04-10 Bry Air [Asia] Pvt. Ltd. Apparatus and method for control of solid desiccant dehumidifiers
US20160054018A1 (en) * 2013-04-15 2016-02-25 Mitsubishi Electric Building Techno-Service Co., Ltd. Air-conditioning system control apparatus
US20220074608A1 (en) * 2019-06-10 2022-03-10 Daikin Industries, Ltd. Humidity control unit and humidity control system
US20230243541A1 (en) * 2022-02-02 2023-08-03 Generac Power Systems, Inc. Mpc for hvac with thermal model selection

Also Published As

Publication number Publication date
WO2025045951A1 (en) 2025-03-06

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