CN1455202A - Integrated control method of energy-saving control system for central air conditioning and its digital quantity module - Google Patents
Integrated control method of energy-saving control system for central air conditioning and its digital quantity module Download PDFInfo
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- CN1455202A CN1455202A CN 03117543 CN03117543A CN1455202A CN 1455202 A CN1455202 A CN 1455202A CN 03117543 CN03117543 CN 03117543 CN 03117543 A CN03117543 A CN 03117543A CN 1455202 A CN1455202 A CN 1455202A
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Abstract
The invention comprises the controlling processor circuit, the memory circuit, the network communication interface circuit, the reversed-phase drive circuit, the digital input and output circuits, the pulse input circuit and the power supply circuit. The invention detects the digital parameters in operational process, controls the electromechanical devices in the central air conditioning system by the digital quantity outputs as well as monitors and optimizes the operation parameters. Thus, the work efficiency is raised and the energy is saved. The module possesses the advantages of reducing the difficulties of connecting wires in site as well as shortens the programming and debugging period.
Description
Technical field:
The present invention relates to a kind of centralized Control method of central air-conditioning energy control system and used device thereof.
At present, the optimization mainly adopting fuzzy controller and Programmable Logic Controller (PLC) to combine to carry out the central air conditioner system operational factor of central air-conditioning energy control technology is to reach purpose of energy saving.But programming and the debugging cycle of PLC is long, field connection is complicated, is unfavorable for the popularization of central air-conditioning energy control technology on market.
The object of the present invention is to provide a kind of centralized Control method of central air-conditioning energy control system, can realize by this method the central air conditioner system operational factor is monitored and optimized, the operating efficiency that improves central air conditioner system is to reach the effect of energy savings.
Another object of the present invention is by above-mentioned central controlled device, only need the digital module distribution to be installed in the working site of the monitored object of central air conditioner system according to the actual demand of system implementation plan, by a connection each module and fuzzy controller are connected in series, finish control by fuzzy controller by configuration software to central air conditioner system, thereby reduce the field connection difficulty, shorten the cycle of programming and debugging.
The object of the present invention is achieved like this: it comprises two steps:
1. the central air conditioner system electromechanical equipment is controlled step: according to the actual demand of system implementation plan, with the distributed working site that is installed in the monitored object of central air conditioner system of digital module; Control processor (1) receives the control instruction of central air-conditioning energy control system fuzzy controller by connection; Digital quantity output circuit (6) requires the output on off state according to control instruction; According to the control instruction requirement, the mode of operation of control processor (1) strobe pulse input circuit (7), and the corresponding work parameter is set;
2. operating detection FEEDBACK CONTROL step: digital quantity input circuit (5) collection has the electromechanical equipment operation conditions parameter of binary states operating characteristic; Control processor (1) carries out timer counter or fixed number according to the actual requirements and overflows counting, and carry out stored count simultaneously by pulse input circuit (7) acquisition pulse signal; According to the command request of system ambiguous controller, control processor (1) passes to system ambiguous controller by network communication interface circuit (3) parameter that the central air-conditioning energy control system is required, makes control decision by fuzzy controller.
Another object of the present invention is to constitute like this: comprise control processor circuit (1), memory circuitry (2), network communication interface circuit (3), anti-phase drive circuit (4), digital quantity input circuit (5), digital quantity output circuit (6), pulse input circuit (7), power circuit (8), the input of control processor circuit (1), delivery outlet is connected storage circuit (2) respectively, network communication interface circuit (3), anti-phase drive circuit (4), digital quantity input circuit (5), digital quantity output circuit (6), pulse input circuit (7), power circuit (8) is connected with foregoing circuit respectively and working power, network communication interface circuit (3) connected system fuzzy controller is provided.
Described control processor circuit (1) is made up of single-chip microcomputer, crystal oscillator G1 and filter capacitor C1.
Described memory circuitry (2) is made up of with the pull-up resistor R2, the R3 that are connected with D2, R4 and filter capacitor C2 integrated circuit D2.
Described network communication interface (3) circuit is to adopt integrated circuit D4, photo-coupler N1, N2, N3 and be attached thereto pull down resistor R6, the R7, the R9 that connect to form a half duplex communication interface.
Described anti-phase drive circuit (4) is connected to form by a slice integrated circuit D5 and filter capacitor C5.
Described digital quantity input circuit (5) is formed four digital collecting unit I～IV that constitute by resistance and diode and is formed.
Described digital quantity output circuit (6) is made up of integrated circuit N4, relay J K1, JK2, resistance R 40, R41 and diode V14, V15.
Described pulse input circuit (7) is formed pulse detector by resistance R 12, R13 and diode V2, V3.
The present invention compared with prior art, has the detection that can realize to digital quantity parameter in the central air conditioner system running, with the central air conditioner system electromechanical equipment is carried out digital quantity output control, and reached and reduced the field connection difficulty, shorten the advantages such as effect of programming and debugging cycle.The present invention also provides the input of 4 road digital quantities and 1 tunnel step-by-step counting input channel that can detect simultaneously except 4 road digital quantity output channels that can export simultaneously are provided.
The description of the drawings:
Accompanying drawing 1 is a basic block diagram of the present invention;
Accompanying drawing 2 is a detailed circuit diagram of the present invention.
The specific embodiment:
Embodiments of the invention: control processor circuit (1) is that single-chip microcomputer D1, crystal oscillator G1 and the filter capacitor C1 of P87LPC764 forms by model, aspects such as the basic structure of single-chip microcomputer P87LPC764 and assembly instruction are compatible mutually with the 80C51 series monolithic, multiple functions such as analog comparator, Watchdog, I2C bus are arranged in the sheet, and crystal oscillator G1 provides accurate operating frequency to single-chip microcomputer.The input of control processor circuit (1), delivery outlet be connected storage circuit (2), network communication interface circuit (3), anti-phase drive circuit (4), digital quantity input circuit (5), digital quantity output circuit (6), pulse input circuit (7) respectively.
Memory circuitry (2) comprises that model is the integrated circuit D2 and three pull-up resistor R2, R3 being connected with D2, R4 and filter capacitor C2 composition of 24C02; Be used to store the various data of digital module.
Network communication interface circuit (3) is that the employing model is the integrated circuit D4 of MAX485, model is photo-coupler N1, N2, the N3 of 4N25 and is attached thereto pull down resistor R6, the R7, the R9 that connect and forms a RS-485 half duplex communication interface, maximum communication distance 1000m, can with the communication of central air-conditioning variable flow system fuzzy controller, receive instruction and the desired data of transmission fuzzy controller that fuzzy controller sends, realize networking control; Adopting model is that photo-coupler N1, N2, the N3 of 4N25 can realize and the isolation fully of field apparatus communication, has improved the security of System Operation; In the time of network communication interface work, by the working condition of light emitting diode L2 indication network communication interface circuit (3).
Anti-phase drive circuit (4) is that integrated circuit D3 and the filter capacitor C3 of 74HC04 connects to form by model, is used to drive enabling of digital quantity output circuit (6) and control network communication interface circuit (3).
Digital quantity input circuit (5) is formed four digital collecting unit I～IV that constitute by resistance and diode and is formed; Be used to gather digital quantity signal.
Digital quantity output circuit (6) is that integrated circuit N4, relay J K1, JK2, resistance R 40, R41 and diode V14, the V15 of ULN2003 forms by model.Be used to export digital quantity signal.
Pulse input circuit (7) is formed pulse detector by resistance R 12, R13 and diode V2, V3; Be used for the acquisition pulse signal.
Power circuit (8) is made up of rectifier bridge V1, power module POWER1, power module POWER2 and filter capacitor, this circuit provides+the 5V working power to control processor circuit and other circuit, and the circuit of also being made up of light emitting diode and resistance is indicated the working condition of power circuit (8) simultaneously.
Claims (9)
1, a kind of centralized Control method of central air-conditioning energy control system, it is characterized in that: it comprises two steps:
1. the central air conditioner system electromechanical equipment is controlled step: according to the actual demand of system implementation plan, with the distributed working site that is installed in the monitored object of central air conditioner system of digital module; Control processor (1) receives the control instruction of central air-conditioning energy control system fuzzy controller by connection; Digital quantity output circuit (6) requires the output on off state according to control instruction; According to the control instruction requirement, the mode of operation of control processor (1) strobe pulse input circuit (7), and the corresponding work parameter is set;
2. operating detection FEEDBACK CONTROL step: digital quantity input circuit (5) collection has the electromechanical equipment operation conditions parameter of binary states operating characteristic; Control processor (1) carries out timer counter or fixed number according to the actual requirements and overflows counting, and carry out stored count simultaneously by pulse input circuit (7) acquisition pulse signal; According to the command request of system ambiguous controller, control processor (1) passes to system ambiguous controller by network communication interface circuit (3) parameter that the central air-conditioning energy control system is required, makes control decision by fuzzy controller.
2, a kind of central air-conditioning energy control system digital module, comprise control processor circuit (1), memory circuitry (2), network communication interface circuit (3), anti-phase drive circuit (4), digital quantity input circuit (5), digital quantity output circuit (6), pulse input circuit (7), power circuit (8), it is characterized in that: the input of control processor circuit (1), delivery outlet is connected storage circuit (2) respectively, network communication interface circuit (3), anti-phase drive circuit (4), digital quantity input circuit (5), digital quantity output circuit (6), pulse input circuit (7), power circuit (8) is connected with foregoing circuit respectively and working power, network communication interface circuit (3) connected system fuzzy controller is provided.
3, central air-conditioning energy control system digital module according to claim 2, it is characterized in that: described control processor circuit (1) is made up of single-chip microcomputer, crystal oscillator G1 and filter capacitor C1.
4, central air-conditioning energy control system digital module according to claim 2 is characterized in that: described memory circuitry (2) is made up of with the pull-up resistor R2, the R3 that are connected with D2, R4 and filter capacitor C2 integrated circuit D2.
5, central air-conditioning energy control system digital module according to claim 2 is characterized in that: described network communication interface (3) circuit is to adopt integrated circuit D4, photo-coupler N1, N2, N3 and be attached thereto pull down resistor R6, the R7, the R9 that connect to form a half duplex communication interface.
6, central air-conditioning energy control system digital module according to claim 2, it is characterized in that: described anti-phase drive circuit (4) is connected to form by a slice integrated circuit D5 and filter capacitor C5.
7, central air-conditioning energy control system digital module according to claim 2 is characterized in that: described digital quantity input circuit (5) is formed four digital collecting unit I～IV that constitute by resistance and diode and is formed.
8, central air-conditioning energy control system digital module according to claim 2, it is characterized in that: described digital quantity output circuit (6) is made up of integrated circuit N4, relay J K1, JK2, resistance R 40, R41 and diode V14, V15.
9, central air-conditioning energy control system digital module according to claim 2, it is characterized in that: described pulse input circuit (7) is formed pulse detector by resistance R 12, R13 and diode V2, V3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031175430A CN1191446C (en) | 2003-03-25 | 2003-03-25 | Integrated control method of energy-saving control system for central air conditioning and its digital quantity module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031175430A CN1191446C (en) | 2003-03-25 | 2003-03-25 | Integrated control method of energy-saving control system for central air conditioning and its digital quantity module |
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| Publication Number | Publication Date |
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| CN1455202A true CN1455202A (en) | 2003-11-12 |
| CN1191446C CN1191446C (en) | 2005-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB031175430A Expired - Fee Related CN1191446C (en) | 2003-03-25 | 2003-03-25 | Integrated control method of energy-saving control system for central air conditioning and its digital quantity module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448059A (en) * | 2015-11-30 | 2016-03-30 | 惠州学院 | Wireless controller for wireless communication system of commercial air conditioner |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101165039B1 (en) * | 2005-09-22 | 2012-07-13 | 삼성전자주식회사 | Ceiling Establishment Type Air-conditioner And Method For Controlling The Same |
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- 2003-03-25 CN CNB031175430A patent/CN1191446C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448059A (en) * | 2015-11-30 | 2016-03-30 | 惠州学院 | Wireless controller for wireless communication system of commercial air conditioner |
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| CN1191446C (en) | 2005-03-02 |
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