CN1107844C - Concentrated control method of central air-conditioning system and its equipment - Google Patents
Concentrated control method of central air-conditioning system and its equipment Download PDFInfo
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- CN1107844C CN1107844C CN 00122364 CN00122364A CN1107844C CN 1107844 C CN1107844 C CN 1107844C CN 00122364 CN00122364 CN 00122364 CN 00122364 A CN00122364 A CN 00122364A CN 1107844 C CN1107844 C CN 1107844C
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Abstract
The present invention relates to a method and a device thereof for the concentrated control of a medium-scale central air conditioning system and a small-scale central air conditioning system of a wind cooling heat pump. A machine set automatically starts operation control and detection feedback to carry out uniform arrangement operation and on-line network intelligent group control on the central air conditioning systems so as to reduce the scattered random operation of a line controller/a remote controller; the operation of the central air conditioning systems is controlled in a timing, fixed value and full automatic mode. The concentrated control device comprises a singlechip in which a control program is stored, and a button, a memory, a power supply, a display, a network communication interface and a protection unit which are matched with the singlechip. All functions of concentrated control are realized by operating the control device, and therefore, air regulation quality and environment comfort are improved, and energy sources are saved.
Description
The present invention relates to control technology, more particularly, relate to the centralized Control method and apparatus of the medium and small central air conditioner system of a kind of air-cooled heat pump.
At present, multilayer, skyscraper, large-scale restaurant, the public place of entertainment, factory, workshop, scientific research institutions, the demand of the middle-size and small-size central air-conditioning of villa and noble dwelling house is more and more, drive many indoor unit operations with an outdoor main frame, to save the installation cost, the operation of the middle-size and small-size central air-conditioning of this class control is now had plenty of the method that adopts simple unlatching simultaneously and close simultaneously and controls, and no matter in the room whether the people is arranged, though the employing unit that has is controlled but generally all is manual control, automaticity is not high, operation is wasted time and energy, when a certain unit need start or stop, or unmanned often can not immediately control when on the scene, cause the waste of the energy; Increased operating cost.
The object of the present invention is to provide the centralized Control method of the medium and small central air conditioner system of a kind of air-cooled heat pump, can realize the full-automation and the intelligent control of centering small central air conditioning system, improve quality, the sense of increase amenity of air conditioning, energy savings.
Another object of the present invention provides a kind of central control device of realizing above-mentioned control method, and only needing to carry out on control device the one-time programming operation can carry out full-automatic intelligent team control management to the middle-size and small-size central air-conditioning of air-cooled heat pump.
The object of the present invention is achieved like this: construct a kind of centralized Control method of air-cooled heat pump middle and small air conditioning systems, described control method comprises that unit starts operation control step automatically: the selected address that needs the programming Control unit on control device; The automatic transmitting time of control signal is set; Team control, line traffic control, the preferred rank of remote control are set; By annual every month, weekly, every day each unit service requirement setting operation function program; Temperature when refrigerating operaton is set, humidity value show the value of setting and measured value on display screen during unit operation; Temperature when heating operation is set, humidity value show the value of setting and measured value on display screen during unit operation; Control device is by requirement timed sending every day control signal control unit operation is set;
Described control method also comprises operating detection FEEDBACK CONTROL step: control device is relatively exported the switching signal of controlling humidifier or dehumidifier in the back with the actual humidity detected value that feeds back with setting value; Temperature, humidity value when timesharing detects on-the-spot human-induced signal unmanned timed unit output delay switching-off signal and shows shutdown; Timesharing detects team control, line traffic control flag bit; The timesharing sensed luminance, temperature, humidity when output delay switching-off signal and demonstration are shut down when reaching setting value; Timesharing or with the controlled unit operation operating mode of button selective reception and show, the unit application of breaking down is interrupted control device and is received fault message immediately and send sound and light alarm, and shows fault mode and address.
Can adopt the button on the control device to send starting-up signal startup unit operation immediately as need in the start of time non-timed.Describedly team control, line traffic control, the preferred rank step of remote control are set comprise also that line traffic control/RPB operation removes and all preferentially determine line traffic control/remote control after wind speed is regulated operation, otherwise team control.
Another object of the present invention is achieved in that the central control device of the medium and small central air conditioner system of a kind of air-cooled heat pump of structure; comprise single chip circuit; also comprise and the input of single chip circuit, button input circuit, holding circuit, clock circuit, network communication serial interface circuit, memory circuit, the display circuit that delivery outlet is connected, and be connected with foregoing circuit respectively and the power circuit of working power is provided.
Described single chip circuit adopts the single-chip microcomputer of 89C51 model and crystal oscillator 616 to form, and is solidified with the control program of central air-conditioning central control device in single-chip microcomputer.
Described button input circuit comprises keyboard, a plurality of pull-up resistors that are connected with keyboard, keyboard drive integrated package and keyboard decoding integrated package.
Described memory circuit is made up of two big storage capacity integrated circuit blocks.Described display circuit is made up of a slice 80 * 80LCD display.Described network communication serial interface circuit is to adopt special IC to form 485 full duplex serial communication interfaces that meet international standard.
Implement in the air-cooled heat pump of the present invention, small central air conditioning centralized Control method and apparatus, can realize in the air-cooled heat pump, the on-line networkization of small central air conditioning system is intelligent cluster controlled, the dispersion that significantly reduces line control machine/remote controller is operated in a jumble, realize unified editing operation, the user can not start shooting in advance automatically to the scene and regulate indoor temperature, humidity, when leaving, the user forgets that shutdown can shut down automatically, the different dates, particular sections specifies Recognition and Programming to set supply air-conditioning etc. holiday, as long as an indoor set user demand is arranged in the system, outdoor main frame will start automatically, automatically regulate in conjunction with frequency conversion, system is moved under power down mode, overcome the moving full power consumption phenomenon of large-scale central air-conditioning standard-sized sheet.Central air conditioner system central control device provided by the invention can also be to the cold and hot pump frequency conversion of 16 typhoons air conditioning chamber's outdoor main unit nearly and 256 air conditioning terminal indoor sets (off-premises station multipotency drag 16 indoor fans); according to the group subregion; table interior seven day start/downtime every day of one week is set; the automatic shutdown of time-delay delay time when light-operated and thermal infrared (human body) induction detects nobody; simultaneously can be by indoor set operating condition in the real-time display control program of 80 * 80 LCD Panels; if any user's fault; the instant sound and light alarm of energy; show fault mode and unit position; thereby reach and both improve the air conditioning quality; increase the amenity sense, again the purpose of energy savings.
Below in conjunction with drawings and Examples, further specify the present invention.In the accompanying drawing:
Fig. 1 is the step block diagram of centralized Control method of the present invention;
Control software program flow chart when Fig. 2 is the unit refrigerating operaton;
Control software program flow chart when Fig. 3 is the unit heating operation;
Fig. 4 detects the FEEDBACK CONTROL software program flow chart;
Fig. 5 is the logic diagram of the central control device of central air conditioner system of the present invention;
Fig. 6 is the circuit theory diagrams of the central control device of central air conditioner system of the present invention.
With reference to Fig. 1-Fig. 4, centralized Control method according to the middle-size and small-size central air conditioner system of air-cooled heat pump provided by the invention, can adopt network intelligence team control management, described control method comprises that unit starts operation control step automatically: the selected address that needs the programming Control unit on control device; The present invention can control reaching 16 outdoor main frames and 256 indoor units, and the automatic transmitting time of control signal is set, and opens the air-conditioning available buttons as need in time non-timed and directly sends start signal; Team control, line traffic control, the preferred rank of remote control are set, can be arranged to all preferentially determine line traffic control/remote control after line traffic control/RPB operation removes wind speed adjusting operation, otherwise team control; By annual every month, weekly, every day each unit service requirement setting operation function program; Temperature when refrigerating operaton is set, humidity value show the value of setting and measured value on display screen during unit operation, the control software program when being solidified with refrigerating operaton in single-chip microcomputer is seen Fig. 2; Temperature when heating operation is set, humidity value show the value of setting and measured value on display screen during unit operation, the control software program when being solidified with heating operation in single-chip microcomputer is seen Fig. 3; Control device is by requirement timed sending every day control signal control unit operation is set.
Described control method comprises that also operating detection FEEDBACK CONTROL step sees Fig. 1 and Fig. 4: control device is with the actual humidity detected value that feeds back and the setting value switching signal of back output control humidifier or dehumidifier relatively; Temperature, humidity value when timesharing detects on-the-spot human-induced signal unmanned timed unit output delay switching-off signal and shows shutdown; Timesharing detects team control, line traffic control flag bit; The timesharing sensed luminance, temperature, humidity when output delay switching-off signal and demonstration are shut down when reaching setting value; Timesharing or with the controlled unit operation operating mode of button selective reception and show, the unit application of breaking down is interrupted control device and is received fault message immediately and send sound and light alarm, and shows fault mode and address.
With reference to Fig. 5 and Fig. 6; the central control device of realizing the medium and small central air conditioner system of air-cooled heat pump of above-mentioned control method of the present invention comprises: power circuit 1, button input circuit 2, holding circuit 3, clock circuit 4, single-chip microcomputer microcomputer circuit 5, full duplex network communication interface circuit 6, memory circuit 7 and liquid crystal display circuit 8.
Power circuit 1 is made up of fuse 601, power supply electric smelting device 602, overcurrent protector 603, overvoltage protector 604, voltage-stablizer 605 (model is 7805) and wave filter 606 etc., and this circuit provides+the 5V working power to single-chip microcomputer microcomputer circuit 5 and other circuit.Simultaneously, also convert to ± usefulness of the power supply of the brilliant display circuit 8 of 10V voltage feed flow by voltage conversion circuit 607 (model is 7660) by+5V power supply.
Clock circuit 4 forms an accurate clock circuit by special clock integrated chip 614, provides required stable precision clock information to single-chip microcomputer microcomputer circuit 5, thus by year, month, day, the time, controlled plant in the minute, second fixed cycle operator control system.Wherein, the model of chip 614 is X1203.
Single-chip microcomputer microcomputer circuit 5 is that the single-chip microcomputer 615 of 89C51 and crystal oscillator 616 etc. are formed by model, single-chip microcomputer 615 is present 89C51 chip microprocessors of the most popular advanced person in the world, multiple functions such as memory A/D, I/O and D/A are arranged in the sheet, and crystal oscillator 616 provides accurate operating frequency to single-chip microcomputer 615.Single-chip microcomputer microcomputer circuit 5 also includes RESET reset circuit 617, provides the control information that resets to single chip microcomputer.
Network communication serial interface circuit 6 comprises that mainly model is 485 full duplex serial communication interfaces that meet international standard of special IC 621 formation of MAX487, maximum communication distance can reach 1000 meters, can transmit with the information of carrying out of controlled unit in the central air conditioner system, send the control operation programmed instruction, accept controlled unit operation operating mode, realize network team control intellectualized operation and management.
Memory circuit 7 is made up of big storage capacity integrated circuit 619 and 620 (model is 27256), in order to controlled unit in the storage central air conditioner system, can reach 16 outdoor main frames at most, 256 indoor set one all seven days control operation programs.
Liquid crystal display circuit 8 is a slice 80 * 80LCD displays 618, control according to single-chip microcomputer microcomputer circuit 5, display floater keyboard button operation in real time, show controlled unit operation operating mode in the central air conditioner system, state is opened/stopped to the demonstration unit, refrigerating/heating/system wind/drying regime, high, medium and low and automatic adjusting wind speed, displays temperature, humidity set point, numeral, Chinese, the graphical information of states such as shutdown delay time and clock automatically when measured value and nobody.When controlled unit fault, can show fault mode and fault machine group address in real time.
Fig. 1-Fig. 4 has provided the software program flow chart in the central control device of central air conditioner system of the present invention, and program is wherein all write by MCS-51 series assembly instruction, and solidifies in the single-chip microcomputer 89C51 of single-chip microcomputer microcomputer circuit 5 chip.
The centralized Control method and apparatus of central air conditioner system provided by the invention can be in the air-cooled heat pump frequency conversion; the small central air conditioning system carries out network intelligence team control management; can be to the cold and hot pump frequency conversion of 16 typhoons numerous air conditioning chamber outdoor main unit nearly and 256 air conditioning terminal indoor sets (off-premises station multipotency drag 16 indoor fans); according to the group subregion; table interior seven day start/downtime every day of one week is set; refrigerating/heating/system wind/functions/drying is selected; temperature; humidity value is set; high; in; low or regulate wind speed automatically and select; when light-operated and thermal infrared (human body) induction detects nobody; time-delay shutdown is automatically prolonged; line traffic control/remote control allow/does not allow priority function to set; operating functions such as wind direction selection; simultaneously can be by indoor set operating condition in the real-time display control program of 80 * 80 LCD Panels; if any user's fault, the instant sound and light alarm of energy; show fault mode and unit position.
Claims (9)
1, the centralized Control method of the medium and small central air conditioner system of a kind of air-cooled heat pump is characterized in that, comprises that unit starts operation control step automatically: the selected address that needs the programming Control unit on control device; The automatic transmitting time of control signal is set; Team control, line traffic control, the preferred rank of remote control are set; By annual every month, weekly, every day each unit service requirement setting operation function program; Temperature when refrigerating operaton is set, humidity value show the value of setting and real side value on display screen during unit operation; Temperature when heating operation is set, humidity value show the value of setting and real side value on display screen during unit operation; Control device is by requirement timed sending every day control signal control unit operation is set;
Described control method also comprises operating detection FEEDBACK CONTROL step: by control device the actual humidity detected value that feeds back is relatively exported the switching signal of controlling humidifier or dehumidifier in the back with setting value; Temperature, humidity value when timesharing detects on-the-spot human-induced signal unmanned timed unit output delay switching-off signal and shows shutdown; Timesharing detects team control, line traffic control flag bit; The timesharing sensed luminance, temperature, humidity when output delay switching-off signal and demonstration are shut down when reaching setting value; Timesharing or with the controlled unit operation operating mode of button selective reception and show, the unit application of breaking down is interrupted control device and is received fault message immediately and send sound and light alarm, and shows fault mode and address.
2, according to the medium and small central air-conditioning centralized Control of the described air-cooled heat pump of claim 1 method, it is characterized in that, can adopt the button on the central control device to send starting-up signal startup unit operation immediately in the start of time non-timed.
3, according to the medium and small central air-conditioning centralized Control of the described air-cooled heat pump of claim 1 method, it is characterized in that, describedly team control, line traffic control, the preferred rank step of remote control are set comprise also that line traffic control/RPB operation removes and all preferentially determine line traffic control/remote control after wind speed is regulated operation, otherwise team control.
4, a kind of central control device of the medium and small central air conditioner system of air-cooled heat pump of centralized Control method according to claim 1 of realizing; comprise single chip circuit (5); it is characterized in that; also comprise and the input of single chip circuit (5), button input circuit (2), holding circuit (3), clock circuit (4), network communication serial interface circuit (6), memory circuit (7), the display circuit (8) that delivery outlet is connected, and be connected with foregoing circuit respectively and the power circuit (1) of working power is provided.
5, according to the central control device of the medium and small central air conditioner system of air-cooled heat pump of the described centralized Control method of claim 4, it is characterized in that, described single chip circuit (5) comprises the single-chip microcomputer and crystal oscillator 616 compositions of 89C51 model, is solidified with the control program of central air-conditioning central control device in single-chip microcomputer.
6, according to the central control device of the medium and small central air conditioner system of air-cooled heat pump of the described centralized Control method of claim 4, it is characterized in that, described button input circuit comprises keyboard (610), a plurality of pull-up resistors (609) that are connected with keyboard, keyboard drive integrated package (611) and keyboard decoding integrated package (612).
7, according to the central control device of the medium and small central air conditioner system of air-cooled heat pump of the described centralized Control method of claim 4, it is characterized in that described memory circuit (7) is made up of two big storage capacity integrated circuit blocks (619,620).
8, according to the central control device of the medium and small central air conditioner system of air-cooled heat pump of the described centralized Control method of claim 4, it is characterized in that described display circuit (8) is made up of a slice 80 * 80LCD display.
9, according to the central control device of the medium and small central air conditioner system of air-cooled heat pump of the described centralized Control method of claim 4, it is characterized in that described network communication serial interface circuit (6) is to adopt special IC (621) to form 485 full duplex serial communication interfaces that meet international standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00122364 CN1107844C (en) | 2000-09-07 | 2000-09-07 | Concentrated control method of central air-conditioning system and its equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00122364 CN1107844C (en) | 2000-09-07 | 2000-09-07 | Concentrated control method of central air-conditioning system and its equipment |
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| Publication Number | Publication Date |
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| CN1341829A CN1341829A (en) | 2002-03-27 |
| CN1107844C true CN1107844C (en) | 2003-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 00122364 Expired - Fee Related CN1107844C (en) | 2000-09-07 | 2000-09-07 | Concentrated control method of central air-conditioning system and its equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100385177C (en) * | 2005-06-30 | 2008-04-30 | 深圳市奥宇控制系统有限公司 | Small size central air conditioning network controller |
| CN101398682B (en) * | 2007-09-27 | 2010-11-03 | 项珏 | Split type or integral air conditioner cluster network centralization of management control device and method |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235731A (en) * | 2010-04-27 | 2011-11-09 | 苏州市新瑞奇节电科技有限公司 | Embedded central air-conditioning energy-saving system |
| CN102313333B (en) * | 2010-07-05 | 2014-12-24 | 珠海格力电器股份有限公司 | Air conditioner abnormal information prompting method and device |
| US20120048955A1 (en) * | 2010-08-27 | 2012-03-01 | Hunter Fan Company | Thermostat |
| CN103423834B (en) * | 2012-05-25 | 2016-05-04 | 珠海格力电器股份有限公司 | Control method for air conditioner running time |
| CN104566844A (en) * | 2013-10-18 | 2015-04-29 | 宁夏先锋软件有限公司 | Central air conditioner energy-saving unit |
| CN103807981A (en) * | 2014-03-13 | 2014-05-21 | 重庆大学 | Word prompting system for temperature of air conditioner |
| CN103994560B (en) * | 2014-06-18 | 2016-07-06 | 青岛大学 | A kind of temperature trailing type energy-saving air conditioning system |
| CN104460636B (en) * | 2014-12-25 | 2017-05-17 | 李钢 | Concentrated air conditioner system controller |
| CN104990209B (en) * | 2015-06-16 | 2018-09-07 | 广东美的暖通设备有限公司 | The failure enquiry method of central air-conditioning, the line control machine of central air-conditioning and central air-conditioning |
| CN106288148B (en) * | 2016-08-02 | 2019-12-31 | 北京赛易科信息技术有限公司 | Split type air conditioner centralized control method, device and system |
| CN110701734A (en) * | 2019-08-28 | 2020-01-17 | 珠海格力电器股份有限公司 | Air conditioner key control method, computer readable storage medium and air conditioner |
-
2000
- 2000-09-07 CN CN 00122364 patent/CN1107844C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100385177C (en) * | 2005-06-30 | 2008-04-30 | 深圳市奥宇控制系统有限公司 | Small size central air conditioning network controller |
| CN101398682B (en) * | 2007-09-27 | 2010-11-03 | 项珏 | Split type or integral air conditioner cluster network centralization of management control device and method |
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| Publication number | Publication date |
|---|---|
| CN1341829A (en) | 2002-03-27 |
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