CN104896689A - Intelligent central-air conditioning system of hotel - Google Patents

Intelligent central-air conditioning system of hotel Download PDF

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Publication number
CN104896689A
CN104896689A CN201510284589.7A CN201510284589A CN104896689A CN 104896689 A CN104896689 A CN 104896689A CN 201510284589 A CN201510284589 A CN 201510284589A CN 104896689 A CN104896689 A CN 104896689A
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CN
China
Prior art keywords
room temperature
pin
air
section
intelligent central
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201510284589.7A
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Chinese (zh)
Inventor
来伟为
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Zhongnan Mechatronics Co Ltd
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Guangzhou Zhongnan Mechatronics Co Ltd
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.)
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Publication date
Application filed by Guangzhou Zhongnan Mechatronics Co Ltd filed Critical Guangzhou Zhongnan Mechatronics Co Ltd
Priority to CN201510284589.7A priority Critical patent/CN104896689A/en
Publication of CN104896689A publication Critical patent/CN104896689A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56Remote control
    • F24F11/58Remote control using Internet communication

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses an intelligent central-air conditioning system of a hotel. The intelligent central-air conditioning system comprises room temperature controllers, MODBUS gateways, an interchanger, a PLC, air-conditioning hosts, circulating water pumps and cooling water machines. The air-conditioning hosts, the circulating water pumps and the cooling water machines are connected in a series and electrically connected with the PLC. The MODBUS gateways are electrically connected with the room temperature controllers, the interchanger and the air-conditioning hosts. The interchanger has an access to the Internet via network cables and conducted with corresponding mobile terminals.The intelligent central-air conditioning system of the hotel has following beneficial effects: the intelligent central-air conditioning system is not only capable of monitoring and controlling air-conditioning operation parameters and modification parameters of rooms but also monitoring whether any customer is present in the rooms so that unique experience is given to customers; and energy dissipation due to excessively-low temperature is avoided.

Description

Hotel's Intelligent central air conditioner system
Technical field
The present invention relates to central air-conditioning management domain, particularly relate to hotel's Intelligent central air conditioner robot control system(RCS).
Background technology
Existing hotel Intelligent central air conditioner system is realized by intelligent domestic system, can monitor with control room air conditioner operation parameters with amendment parameter, other just without.
Existing hotel Intelligent central air conditioner system can only be monitored and control the air conditioner operation parameters in room and amendment parameter, room can not be monitored and whether have guest, can not calculate according to the Homes Using TV of end and set temperature and calculate end load in real time, can not by real-time requirement feedback loading to main frame, new blower fan can not be controlled, can not exhaust blower be controlled, can not carry out through internet long-range by computer or by panel computer monitoring and any equipment (comprising air-conditioner host) of control.Whether fault can not be there is by operational factor judgment device.Rely on its response time of existing technology long, often do not reach application request.
Summary of the invention
In order to solve the problem, the invention provides a kind of device responds time short, Real-Time Monitoring carried out to hotel's internal environment, reduce the technical scheme of energy waste:
A kind of hotel Intelligent central air conditioner robot control system(RCS), comprise room temperature controller, MODBUS gateway, switch, PLC, air-conditioner host, water circulating pump and cooling water machine, air-conditioner host, water circulating pump and cooling water machine connect in a serial fashion, and be electrically connected with PLC respectively, MODBUS gateway is electrically connected with room temperature controller, switch and air-conditioner host respectively, switch by netting twine accessing Internet and with corresponding mobile terminal conducting.
As preferably, room temperature controller is produced data and is gathered by MODBUS gateway in real time by RS485 interface, one pin, two pin of room temperature controller are connected with card relay of exchanging houses, and tripod is connected with power firestreak, four pin, five pin and six pin all with blower fan conducting, the low speed of corresponding blower fan respectively, middling speed and at a high speed three gears, seven pin, octal are all and solenoid valve conduction, the respectively unlatching of corresponding magnetic valve, close two states, nine pin are connected with zero-power line.
As preferably, blower fan comprises shell, fan section, refrigerating section and fillter section, enclosure is disposed with fan section, refrigerating section and fillter section from front to back, described fan section inside arranges fan main body, the air outlet of fan main body is provided with temp probe, and temp probe is electrically connected with described room temperature controller.
As preferably, between enclosure fan section, refrigerating section and fillter section, interval is equipped with temperature sensor, and temperature sensor is all electrically connected with room temperature controller.
Beneficial effect of the present invention is:
The present invention can not only monitor and control the air conditioner operation parameters in room and amendment parameter, room can also be monitored and whether have guest: this point can bring unusual experience to client, namely client is when hall check-ins, room air conditioner can be opened by foreground in advance, treat that client runs formality well, when going to room during room, room temperature lowers, this is the function do not had in other hotel, 2 o'clock to 6 o'clock at night, people fall asleep, and room temperature can be adjusted to 27 degree by system automatically, avoids temperature too low and consumes energy.Can calculate according to the Homes Using TV of end and set temperature and calculate end load in real time: this point can accurately improve tail end air conditioner demand, adjusts in time main equipment room parameter, runs to reach the most energy-conservation mode.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is room temperature controller structural representation of the present invention;
Fig. 3 is blower fan structure schematic diagram.
Detailed description of the invention
For making goal of the invention of the present invention, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiments of the present invention are described in further detail.
As shown in Fig. 1, Fig. 2, hotel of the present invention Intelligent central air conditioner system can not only be monitored and the air conditioner operation parameters controlling room, and whether can also monitor room has guest.Specific implementation is such: comprise room temperature controller 1, MODBUS gateway 2, switch 3, PLC 4, air-conditioner host 5, water circulating pump 6 and cooling water machine 7, air-conditioner host 5, water circulating pump 6 and cooling water machine 7 connect in a serial fashion, and be electrically connected with PLC 4 respectively, MODBUS gateway 2 is electrically connected with room temperature controller 1, switch 3 and air-conditioner host 5 respectively, switch 3 by netting twine accessing Internet and with corresponding mobile terminal conducting.Room temperature controller 1 data are gathered by MODBUS gateway 2 in real time by RS485 interface, one pin, two pin of room temperature controller 1 are connected with card relay 8 of exchanging houses, tripod is connected with power firestreak 9, four pin, five pin and six pin all with blower fan 10 conducting, the respectively low speed of corresponding blower fan 10, middling speed and at a high speed three gears, seven pin, octal all with magnetic valve 11 conducting, the unlatching of corresponding magnetic valve 11 respectively, close two states, nine pin are connected with zero-power line 12.Computer goes the data of collecting MODBUS gateway 2 by switch 3 again, such computer just can see the air conditioner operation parameters in room, and can arrange, when there is people in guest room, CUSTOM HOUSE HOTEL need be plugged power taking, at this moment CUSTOM HOUSE HOTEL relay 8 can be powered in adhesive, a pin, two pin meeting conductings on such room temperature controller 1, and gathered by computer, just know that there is people in room.Can calculate according to the Homes Using TV of end and set temperature and calculate end load in real time.
When system installation and debugging, can by good for the air-conditioning power setting of each room temperature controller 1, when end is started shooting, corresponding magnetic valve 11 is opened, air conditioning water flows through, at this moment the power that sets before will obtaining of computer, the room power that all magnetic valves 11 are opened can add up by computer, obtains the air-conditioning general power needed for end.By real-time requirement feedback loading to main frame, and automatically can adjust main frame operational factor.
At this moment required power and main engine power can contrast by computer, open the immediate main frame of power, or open multiple host, reach the power match of main frame and end, (when only having power match, air-conditioning is not only effective but also can be energy-conservation), PLC 4 can according to the ruuning situation of main frame simultaneously, timely recycling water formulation pump 6 and cooling water machine 7 ruuning situation, reached and host matching.
Meanwhile, increase automatic this function of dry and comfortable pattern and be divided into 2 kinds of situations, 1, in summer, when outside humidity is larger, the computer adjustment indoor end of not turning on the aircondition low wind speed refrigeration is intermittent to be run (now not needing to reduce chilled water temperature, with the supply water temperature that normally freezes), has ensured that dry and comfortable (air-conditioning has dehumidifier function in indoor, the room humidity of having turned on the aircondition all can be lower, and all computers can not adjust its running status).2, in excessive season, wet weather, outdoor temperature is lower, and main frame water temperature can be set as 5 DEG C (to adapt to low temperature dehumidification) by system, and indoor end low wind speed refrigeration is intermittent to be run.
As shown in Figure 3, external temperature probe placement gathers leaving air temp at blower fan 10 air outlet, utilizes refrigeration valve and heating valve to export to adjust the open and close of new blower fan valve, blower fan wind pushing temperature can be controlled within the scope of design temperature ± 1 DEG C.Blower fan 10 comprises shell 10a, fan section 10b, refrigerating section 10c and fillter section 10d, shell 10a inside is disposed with fan section 10b, refrigerating section 10c and fillter section 10d from front to back, fan section 10b inside arranges fan main body 10e, the air outlet of fan main body 10e is provided with temp probe 10f, and temp probe 10f is electrically connected with room temperature controller 1.Between shell 10a inner fan section 10b, refrigerating section 10c and fillter section 10d, interval is equipped with temperature sensor 10g, and temperature sensor 10g is all electrically connected with room temperature controller 1.Respectively fillter section 10d and fan section 10b install micro-pressure sensor 10g can monitor blower fan have fault-free with filter whether too dirty, line is connected on normal battle by the micro-pressure sensor 10g being arranged on fillter section 10d, in normal course of operation, screen pack both sides pressure reduction is not too large, normal battle can not close, when screen pack is too dirty, when pressure reduction increases to certain value, normal battle can close, at this moment filter screen dirtying is described, fault can be pointed out on computers, and line need be received on normally closed point by blower fan differential pressure pickup, when blower fan normally works, fan main body 10e both sides can produce corresponding pressure reduction, normally closed point is pushed open, computer side can not report fault, as fan main body 10e starts, and fan main body 10e both sides do not have pressure reduction, normally closed point is caused to be failure to actuate, at this moment far-end computer will remind fan trouble.
Its advantage is, the start and stop of blower fan 10 do not need manual operation, only room need be associated with guest room, when blower fan 10 the region of being responsible for have people to move in, room and automatically starting, open the new exhaust blower of respective regions, in hotel in the past, new exhaust blower, from installing device damage, all can not stop, because these equipment will always for room provides new wind and exhaust, no matter room is with or without moving in always.Can carry out long-range by computer or by panel computer monitoring and any equipment (comprising air-conditioner host) of control through internet, just we have installed " sunflower remote control software client " on airconditioning control computer, then on our remote handset, panel computer or other computers, " sunflower remote control software control end " is installed, get final product light Remote airconditioning control computer, just as local operation computer.Further, whether fault can be there is by operational factor judgment device, and in time by the SMS notification relevant personnel.
This function is by contrasting service data, as there is fault, related personnel's (SMS has this function at conputer controlled platform) will be notified with the note very first time, even if not on duty at the scene, also the operation of equipment is had at fingertips, immediately find fault, disabling faulty equipment, enable stand-by equipment, safety coefficient is improve to system.
Hotel's Intelligent central air conditioner system can not only be monitored and control the air conditioner operation parameters in room and amendment parameter, room can also be monitored and whether have guest: by the intelligent temperature controller of independent research, band Modbus agreement, single CUSTOM HOUSE HOTEL detecting function (this function directly can with or without slotting CUSTOM HOUSE HOTEL between reaction house, namely between reaction house with or without guest.Can calculate according to the Homes Using TV of end and set temperature and calculate end load in real time.This function is contrasted in its setting value of equipment run and actual value by every platform, and bonding apparatus rated power, extrapolates its power output, more all plant capacities running are added up, be exactly total the load of air conditioning terminal.By real-time requirement feedback loading to main frame, and automatically can adjust main frame operational factor.This function is that end total load is fed back to automatic control centralized computer, and according to main frame installation situation, the most energy-conservation mode runs main frame.
Automatic dry and comfortable pattern is increased: this function is divided into two kinds of situations in invention, 1, in summer, when outside humidity is larger, the intermittent operation of indoor end low wind speed refrigeration (does not now need to reduce chilled water temperature, with the supply water temperature that normally freezes), ensure indoor dry and comfortable.2, in excessive season, wet weather, outdoor temperature is lower, and main frame water temperature is set as 5 DEG C (to adapt to low temperature dehumidification) by system, the intermittent operation of indoor end low wind speed refrigeration can control new blower fan, can control exhaust blower: this function is controlled by the intelligent temperature controller of independent research, by on the node of CUSTOM HOUSE HOTEL function, leeway sensor is installed, as blower fan 10 starts, has pressure reduction, blower fan 10 normal operation is described, as blower fan 10 starts, without pressure reduction, blower fan 10 fault is described.Can carry out long-range by computer or by panel computer monitoring and any equipment of control through internet: this function is by sunflower software simulating, control sunflower client installed by computer at machine room, then on far-end computer or panel computer, control end is installed.Whether fault can be there is by operational factor judgment device, and in time by the SMS notification relevant personnel.This function, by service data contrast, as there is fault, will notify related personnel with the note very first time.Repair hotel's cash register leak: this function is analyzed by indoor end service data historical record, CUSTOM HOUSE HOTEL being inserted record to judge whether room is outputed, can judging that cashier is with or without falsifying accounts, fornication fund.
Can not only monitor after hotel's Intelligent central air conditioner system described in the present invention of employing and control the air conditioner operation parameters in room and amendment parameter, room can also be monitored and whether have guest: this point can bring unusual experience to client, namely client is when hall check-ins, room air conditioner can be opened by foreground in advance, treat that client runs formality well, when going to room during room, room temperature lowers, this is the function do not had in other hotel, 2 o'clock to 6 o'clock at night, people fall asleep, room temperature can be adjusted to 27 degree by system automatically, avoid temperature too low and consume energy.And can calculate according to the Homes Using TV of end and set temperature and calculate end load in real time: this point can accurately improve tail end air conditioner demand, adjusts in time main equipment room parameter, runs to reach the most energy-conservation mode.
Above-described embodiment is preferred embodiment of the present invention; it is not the restriction to technical solution of the present invention; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of patent of the present invention.

Claims (4)

1. hotel's Intelligent central air conditioner robot control system(RCS), it is characterized in that: comprise room temperature controller, MODBUS gateway, switch, PLC, air-conditioner host, water circulating pump and cooling water machine, described air-conditioner host, water circulating pump and cooling water machine connect in a serial fashion, and be electrically connected with PLC respectively, described MODBUS gateway is electrically connected with room temperature controller, switch and air-conditioner host respectively, described switch by netting twine accessing Internet and with corresponding mobile terminal conducting.
2. hotel according to claim 1 Intelligent central air conditioner robot control system(RCS), it is characterized in that: described room temperature controller is produced data and gathered by MODBUS gateway in real time by RS485 interface, one pin, two pin of room temperature controller are connected with card relay of exchanging houses, tripod is connected with power firestreak, four pin, five pin and six pin all with blower fan conducting, the low speed of corresponding blower fan respectively, middling speed and at a high speed three gears, seven pin, octal are all and solenoid valve conduction, the unlatching of corresponding magnetic valve respectively, close two states, nine pin are connected with zero-power line.
3. hotel according to claim 2 Intelligent central air conditioner robot control system(RCS), it is characterized in that: described blower fan comprises shell, fan section, refrigerating section and fillter section, described enclosure is disposed with fan section, refrigerating section and fillter section from front to back, described fan section inside arranges fan main body, the air outlet of fan main body is provided with temp probe, and temp probe is electrically connected with described room temperature controller.
4. hotel according to claim 3 Intelligent central air conditioner robot control system(RCS), is characterized in that: between described enclosure fan section, refrigerating section and fillter section, interval is equipped with temperature sensor, and temperature sensor is all electrically connected with described room temperature controller.
CN201510284589.7A 2015-05-29 2015-05-29 Intelligent central-air conditioning system of hotel Pending CN104896689A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110207264A (en) * 2019-06-26 2019-09-06 广东美的暖通设备有限公司 Control method, indoor unit and computer readable storage medium
CN110553373A (en) * 2019-08-26 2019-12-10 深圳市丰润达科技有限公司 air conditioner control method and device based on personnel detection and readable storage medium
CN114353271A (en) * 2021-12-31 2022-04-15 北京金茂人居环境科技有限公司 Guest room temperature and humidity adjusting method and system and storage medium

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CN104359185A (en) * 2014-10-24 2015-02-18 杭州赫智电子科技有限公司 Energy-saving control method and system for air conditioners in hotel
CN204187778U (en) * 2014-10-20 2015-03-04 中铁建设集团有限公司 Based on the intelligent fresh air supply system of human body biological characteristics recognition technology
CN204787068U (en) * 2015-05-29 2015-11-18 广州市中南机电工程有限公司 Intelligence central air -conditioning system of hotel

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Publication number Priority date Publication date Assignee Title
JP2013145088A (en) * 2012-01-16 2013-07-25 Azbil Corp Need identifying device, air-conditioning controlling system, need identifying method, and air-conditioning controlling method
CN103423841A (en) * 2012-05-23 2013-12-04 珠海格力电器股份有限公司 Method and system for linkage control of door access and air conditioner
CN102679505A (en) * 2012-06-13 2012-09-19 重庆大学 Room temperature control method
CN203231466U (en) * 2013-04-24 2013-10-09 河南丹枫科技有限公司 Office building air conditioner management system based on Internet of Things
CN204187778U (en) * 2014-10-20 2015-03-04 中铁建设集团有限公司 Based on the intelligent fresh air supply system of human body biological characteristics recognition technology
CN104359185A (en) * 2014-10-24 2015-02-18 杭州赫智电子科技有限公司 Energy-saving control method and system for air conditioners in hotel
CN204787068U (en) * 2015-05-29 2015-11-18 广州市中南机电工程有限公司 Intelligence central air -conditioning system of hotel

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110207264A (en) * 2019-06-26 2019-09-06 广东美的暖通设备有限公司 Control method, indoor unit and computer readable storage medium
CN110207264B (en) * 2019-06-26 2021-03-12 广东美的暖通设备有限公司 Control method, indoor unit, and computer-readable storage medium
CN110553373A (en) * 2019-08-26 2019-12-10 深圳市丰润达科技有限公司 air conditioner control method and device based on personnel detection and readable storage medium
CN114353271A (en) * 2021-12-31 2022-04-15 北京金茂人居环境科技有限公司 Guest room temperature and humidity adjusting method and system and storage medium
CN114353271B (en) * 2021-12-31 2022-12-30 北京金茂人居环境科技有限公司 Guest room temperature and humidity adjusting method and system and storage medium

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