CN103388874B - The control method of the commercial air conditioning system debugging of class AT instruction type - Google Patents
The control method of the commercial air conditioning system debugging of class AT instruction type Download PDFInfo
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- CN103388874B CN103388874B CN201210142433.1A CN201210142433A CN103388874B CN 103388874 B CN103388874 B CN 103388874B CN 201210142433 A CN201210142433 A CN 201210142433A CN 103388874 B CN103388874 B CN 103388874B
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Abstract
The invention discloses the control method of the commercial air conditioning system debugging of a kind AT instruction type, comprise the following steps: S1, in a computer definition class AT instruction; S2, computer is accessed in the communication network of commercial air conditioning system, by described class AT instruction, commercial air conditioning system or the communication apparatus that is connected with described commercial air conditioning system are carried out to instruction setting or inquiry and revise its intrinsic parameter; And by send or described class AT instruction of echoing is debugged described commercial air conditioning system between described computer and described commercial air conditioning system and coupled communication apparatus.Adjustment method of the present invention does not need extra equipment, simple, easy to operate, the good and extensive advantage flexibly of real-time; And setting can be used for for monitoring the dependent instruction parameter of the converter of commercial air conditioning system real-time running data simultaneously; Make the debugging automaticity of commercial air conditioning system higher, debugging efficiency is higher.
Description
Technical field
The invention belongs to household appliance technical field, relate to the commercial air conditioning system debugging control program of a kind AT instruction type specifically.
Background technology
Commercial air conditioning system has been widely used among various heavy construction and public place, and along with the progress of science and technology, rapidly, grid is more and more huger, and technology becomes increasingly complex in commercial air conditioning system development.In order to make the stable operation under energy-conservation, efficient state of whole engineering system, reach the effect of expected design, except construction, the quality of commissioning of central air conditioning systems is also extremely important.To this, most of air-conditioning manufacturer provides special computer software to realize carrying out field adjustable management to air-conditioning, but can not meet whole network data transmission timing requirements due to operating system real-time, so, use function also not extensively flexibly.
Also part manufacturer is had to use Wireless Communication Equipment, such as GPRS equipment debugging management air-conditioning system, but because the anti-interference of wireless technology is poor, transmission speed slow, transmission data capacity is little, with high costs, be also not suitable for using professional and technical personnel carries out installation and debugging maintenance during at air-conditioning scene.
Summary of the invention
The object of the invention is to for the site installation test of Centralized Air-conditioning in Public Buildings system and maintenance provide a kind of high real-time, high reliability, low cost, are simple and easy to by, air-conditioning on-line debugging management method that extensibility is strong.
In the whole debug process of business air conditioner, it is no matter the debugging of each autonomous system, or the Comprehensive debugging of system, in order to make whole engineering system under energy-conservation, efficient state, reach the effect of expected design, engineering staff needs simulated condition parameter, and such as ambient temperature, humidity etc. observe the ruuning situation of whole business air conditioner under different operating mode.
By definition one kind AT instruction, (AT instruction is the mutual order for communications industry electronic equipment internal, and non-man-machine interactive command is GSM special instruction, other system inapplicable in the present invention.), directly send external environment parameters instruction by computer to air-conditioning system, realize air-conditioning system and run under virtual operating mode.Thus following principle is followed in the class AT instruction described in the present invention:
1, its instruction format can facilitate equipment accurately to identify and to perform; 2, its instruction itself has good readability, is easy to allow user understand; 3, instruction is briefly easy to user's memory, has higher operability.
Technique scheme of the present invention is as follows:
The commercial air conditioning system debugging control program of one kind AT instruction type, for controlling the debugging to the commercial air conditioning system comprising central air-conditioning or other air-conditioning multiple, it comprises the following steps:
S1, in a computer definition class AT instruction;
Described step S1 specifically comprises:
S1-1: the form of the class AT instruction that definition computer sends to air-conditioning;
S1-2: definition air-conditioning echoes the form of described class AT instruction;
S2, by the communication network of described computer access commercial air conditioning system, by described class AT instruction, the air-conditioning in described commercial air conditioning system and relevant device thereof or the communication apparatus that is connected with described commercial air conditioning system are carried out to instruction setting or inquiry and revise the intrinsic parameter of its equipment;
By to send or described class AT instruction of echoing is debugged described commercial air conditioning system between described computer and the air-conditioning in described commercial air conditioning system and relevant device thereof and the communication apparatus that is connected with described commercial air conditioning system; When described commercial air conditioning system is debugged, the variable parameter in described AT instruction is in order to represent the content of described debugging;
The form of the described class AT instruction in described step S1-1 comprises three fields:
First character section is two characters " AT "; Second field is described variable parameter, starts before each described variable parameter with "+"; 3rd field is " line feed " character and " row is first " character.
Preferably, the echo form of described class AT instruction of the described air-conditioning in described step S1-2 comprises three kinds of forms that echo:
The first form: when air-conditioning correctly performs described class AT instruction, then instruction of echoing comprises character " OK "; The second form: make a mistake when air-conditioning performs described class AT instruction, then instruction of echoing comprises character " ERROR "; The third form: described class AT command request echoes relevant parameter, then except echoing except described relevant parameter, instruction of echoing also comprises character " OK ".
Preferably, in described step S2, to the content of the described debugging that described commercial air conditioning system carries out, comprise the following steps:
The debugging of each separate unit in S2-A, described Centralized Air-conditioning in Public Buildings system:
The debugging of S2-B, handpiece Water Chilling Units;
The comprehensive debugging of S2-C, Centralized Air-conditioning in Public Buildings system;
In described step S2-C, in the described comprehensive debugging of Centralized Air-conditioning in Public Buildings system, comprise cooling water inflow debugging, the air output of each air conditioning room debugs and the freezing water yield is debugged.
Preferably, described step S2-A comprises the following steps:
The test of S2-A1, electricity supply and control unit;
The test of S2-A2, air-supply and wind unit;
The test of S2-A3, VMC unit;
The debugging of S2-A4, cooling water unit;
The debugging of S2-A5, chilled water unit.
Preferably, the debugging of cooling water unit described in described step S2-A4, comprises the following steps:
A, use municipal tap water flushing pipe system, when not containing foreign material to the water of releasing;
B, startup cooling water pump and cooling tower, carry out the wash cycles of whole described cooling water unit;
C, described cooling water unit to be detected.
Preferably, the air-conditioning in described commercial air conditioning system and relevant device thereof or the communication apparatus be connected with described commercial air conditioning system are connected into communication network mutually by CAN.
Preferably, described class AT instruction comprises each air-conditioning in described commercial air conditioning system communication network and the initializing set of relevant device and described communication apparatus or the transfer instruction of data by the Serial Port Transmission of described main frame end.
Preferably, described class AT instruction for arranging the instruction of described communication apparatus, or for inquiring about or revise the intrinsic parameter of described communication apparatus self.
Preferably, described computer is connected into by signal adapter in the communication network of described commercial air conditioning system;
Described signal adapter as a node in described commercial air conditioning system communication network, monitors the operation of described commercial air conditioning system together with described computer; Described computer uses described class AT instruction to arrange the instruction of described signal adapter, or sends described class AT instruction for revising the intrinsic parameter of described signal adapter to described signal adapter.
The present invention controls the debugging of commercial air conditioning system by arranging class AT instruction on computers, it is the simple effective method of certain node device in a kind of debugging management air-conditioning network, do not need extra equipment and expense, have simple, easy to remember, easy to operate, the good and extensive advantage flexibly of real-time; And setting can be used for for monitoring the dependent instruction parameter of the converter of commercial air conditioning system real-time running data simultaneously; Make the debugging automaticity of commercial air conditioning system higher, debugging efficiency is higher.
Accompanying drawing explanation
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the commercial air conditioning system debugging control program of class AT instruction type of the present invention is further elaborated; Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 is a commercial air conditioning system of control method embody rule and the schematic diagram of associated communication thereof of commercial air conditioning system of the present invention debugging;
Fig. 2 is the CAN connection diagram of the commercial air conditioning system communication network in Fig. 1.
Detailed description of the invention
The commercial air conditioning system debugging control program of class AT instruction type of the present invention, for controlling the debugging of the commercial air conditioning system comprising central air-conditioning or other air-conditioning multiple, as shown in Figure 1, in the present embodiment, the control method that commercial air conditioning system of the present invention is debugged is applied in the debugging of the air-conditioning system in an Administrative Area, air-conditioning system in described Administrative Area comprises courtyard machine, outer machine, wall hanging machine, air-cooled ducted air conditioner, and a line control machine, and its adjustment method specifically comprises the following steps:
S1, in a computer definition class AT instruction;
S2, computer is accessed in the communication network of commercial air conditioning system, make it carry out instruction setting or inquiry by described class AT instruction to the air-conditioning in described commercial air conditioning system and relevant device thereof or the communication apparatus that is connected with described commercial air conditioning system and revise the intrinsic parameter of its equipment; By to send or described class AT instruction of echoing carries out automatic management to the debug process of described commercial air conditioning system between described computer and the air-conditioning in described commercial air conditioning system and relevant device thereof and the communication apparatus that is connected with described commercial air conditioning system;
Wherein, described step S1 specifically comprises:
S1-1: the form of the class AT instruction that definition computer sends to air-conditioning;
The form of described class AT instruction comprises three fields: first character section is two characters " AT "; Second field is variable parameter, starts before each described variable parameter with "+"; 3rd field is " line feed " character and " row is first " character.
S1-2: definition air-conditioning echoes the form of described class AT instruction;
It comprises three kinds of forms that echo; The first form: when air-conditioning correctly performs described class AT instruction, then instruction of echoing comprises character " OK "; The second form: make a mistake when air-conditioning performs described class AT instruction, then instruction of echoing comprises character " ERROR "; The third form: described class AT command request echoes relevant parameter, then except echoing except described relevant parameter, instruction of echoing also comprises character " OK ".
Preferably, the class AT instruction sent to air-conditioning by computer defined in the S1-1 step in the present embodiment is specific as follows:
First character section " AT " its ASCII is 0x41 and 0x54; Second field " variable parameter ", wherein each variable parameter is with "+" beginning, and its ASCII is 0x2B; 3rd field is the ending of each AT instruction, and be " line feed " character, its ASCII is 0x0D, and " row is first " character, and ASCII is 0x0A.
Further, the form that echoes described in is specific as follows:
If instruction performs correct, then module can echo two characters " OK ", and its ASCII is 0x4F and 0x4B;
If the execution of instruction makes a mistake, signal adapter can echo " ERROR " these characters.
The relevant parameter if command request echoes, then, except the relevant parameter that echoes, two characters " OK " of echoing, its ASCII is 0x4F and 0x4B.
Further, when described commercial air conditioning system is debugged, the described variable parameter in described AT instruction is in order to represent the content of described debugging.
Such as, in a particular application, according to formulating rules and the form of the instruction of class AT described in the present embodiment, we send class AT instruction AT+OutTemperature=-10 by computer and notify that the present ambient temperature of air-conditioning is subzero ten degrees Celsius, if air-conditioning returns " OK ", represent that air-conditioning successfully receives instruction, if return " ERROR " to represent that air-conditioning does not receive instruction or instruction is illegal.We also send class AT instruction AT+Humidity=30 by computer and notify air-conditioning ambient humidity.
Closer, the debug process of the described commercial air conditioning system in the present embodiment comprises the following steps:
The debugging of each separate unit in S2-A, described Centralized Air-conditioning in Public Buildings system.
The debugging of S2-B, handpiece Water Chilling Units.
The comprehensive debugging of S2-C, Centralized Air-conditioning in Public Buildings system.
Wherein, described steps A specifically comprises the following steps:
The test of S2-A1, electricity supply and control unit.The test of S2-A2, air-supply and wind unit.
The test of S2-A3, VMC unit.The debugging of S2-A4, cooling water unit.The debugging of S2-A5, chilled water unit.
Described step S2-A4 is further comprising the steps of:
A, use municipal tap water flushing pipe system, when not containing foreign material to the water of releasing.
B, startup cooling water pump and cooling tower, carry out the wash cycles of whole cooling water unit.
C, cooling water unit to be detected.
Further, the comprehensive debugging of described step S2-C, Centralized Air-conditioning in Public Buildings system specifically comprises following content: the air output debugging of cooling water inflow debugging, each air conditioning room and the debugging of the freezing water yield.
Preferably, when debugging commercial air conditioning system in the present embodiment, the relevant device in commercial air conditioning system or the communication apparatus be connected with described commercial air conditioning system are connected into communication network mutually by CAN.As shown in Figure 2, the described commercial air conditioning system debugging network in the present embodiment, its courtyard machine, outer machine, wall hanging machine, air-cooled ducted air conditioner, and a line control machine is connected by a CAN; High, the easy realization of the traffic rate of CAN and cost performance is high; Making commercial air conditioning system when debugging, making its communication network be the serial communication network effectively can supported distributed AC servo system or control in real time, improving the reliability of the debugging of commercial air conditioning system, real-time and flexibility;
As depicted in figs. 1 and 2, the computer in the present embodiment connects in the communication network of described commercial air conditioning system debugging by signal adapter; Described signal adapter as a node in described commercial air conditioning system communication network, monitors the operation of described commercial air conditioning system together with computer; Described class AT instruction is assigned by the serial ports of described main frame end and is comprised each air-conditioning in described commercial air conditioning system communication network and the initializing set of relevant device and described communication apparatus or the transfer instruction of data.
Preferably, described class AT instruction in the present embodiment can also make air-conditioning system run under various virtual operating mode, and then realize the debugging of whole air-conditioning system, class AT instructions query can be used or revise the intrinsic parameter of each node device self in described air-conditioning system; Such as we can be arranged by described class AT instruction and be used for the relevant intrinsic parameter of the converter monitoring commercial air conditioning system real-time running data;
In computer and the mutual process of air-conditioning normal data, if user needs the transformation parameter revising signal adapter, (the baud rates: be that the one of symbol transmission speed is measured such as the baud rate of the CAN port of such as signal adapter, namely 1 baud refers to transmission per second 1 symbol), user directly can send a class AT instruction by the hyper terminal of computer, such as AT+SET r n, signal adapter enters optimum configurations state, computer send AT+CAN=20000 r n, the baud rate parameter setting instruction of receiving computer, carry out CAN port baud rate and be revised as 20000bps, and condition execution instruction is fed back in computer, after computer receives the optimum configurations successful information of signal adapter, transmission is exited and is arranged instruction: AT+Exit r n, signal adapter resume data transmission state.The part class AT instruction concrete form that described signal adapter is used is as follows: 1, when command signal converter enter state is set time, its concrete form is:
2, when baud rate for arranging described signal adapter CAN port: its instruction type is:
3, when for making signal adapter exit the state of setting, when recovering normal data transmission state, its instruction type is:
Wherein, " r n " moves on to the first object of row in order to reach line feed and cursor, and it is realized by " carriage return " key of computer.
Comprehensively above-mentioned, described class AT instruction of the present invention is the interactive instruction of a kind of people and air-conditioning, may be used for computer and directly debug air-conditioning, do not need extra wireless device or GPRS equipment, in the process of Centralized Air-conditioning in Public Buildings debugging, use class AT instruction to assist on-line debugging to manage whole air-conditioning system, better can realize air conditioner system energy saving faster, run efficiently.
Finally it should be noted that obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (9)
1. the commercial air conditioning system debugging control program of a kind AT instruction type, to the debugging of commercial air conditioning system for controlling, is characterized in that, comprise the following steps:
S1, in a computer definition class AT instruction;
Described step S1 specifically comprises:
S1-1: the form of the class AT instruction that definition computer sends to air-conditioning;
S1-2: definition air-conditioning echoes the form of described class AT instruction;
S2, by the communication network of described computer access commercial air conditioning system, by described class AT instruction instruction setting or inquiry carried out to the equipment in described commercial air conditioning system and revise the intrinsic parameter of its equipment;
By to send or described class AT instruction of echoing is debugged described commercial air conditioning system between equipment in described computer and described commercial air conditioning system; When described commercial air conditioning system is debugged, the variable parameter in described class AT instruction is in order to represent the content of described debugging;
The form of the described class AT instruction in described step S1-1 comprises three fields:
First character section is two characters " AT "; Second field is described variable parameter, starts before each described variable parameter with "+"; 3rd field is " line feed " character and " row is first " character.
2. commercial air conditioning system debugging control program according to claim 1, is characterized in that:
The echo form of described class AT instruction of described air-conditioning in described step S1-2 comprises three kinds of forms that echo:
The first form: when air-conditioning correctly performs described class AT instruction, then instruction of echoing comprises character " OK "; The second form: make a mistake when air-conditioning performs described class AT instruction, then instruction of echoing comprises character " ERROR "; The third form: described class AT command request echoes relevant parameter, then except echoing except described relevant parameter, instruction of echoing also comprises character " OK ".
3. commercial air conditioning system debugging control program according to claim 2, is characterized in that:
In described step S2, to the content of the described debugging that described commercial air conditioning system carries out, comprise the following steps:
The debugging of each separate unit in S2-A, described Centralized Air-conditioning in Public Buildings system:
The debugging of S2-B, handpiece Water Chilling Units;
The comprehensive debugging of S2-C, Centralized Air-conditioning in Public Buildings system;
In described step S2-C, in the described comprehensive debugging of Centralized Air-conditioning in Public Buildings system, comprise cooling water inflow debugging, the air output of each air conditioning room debugs and the freezing water yield is debugged.
4. commercial air conditioning system debugging control program according to claim 3, is characterized in that:
Described step S2-A comprises the following steps:
The test of S2-A1, electricity supply and control unit;
The test of S2-A2, air-supply and wind unit;
The test of S2-A3, VMC unit;
The debugging of S2-A4, cooling water unit;
The debugging of S2-A5, chilled water unit.
5. commercial air conditioning system debugging control program according to claim 4, is characterized in that:
The debugging of cooling water unit described in described step S2-A4, comprises the following steps:
A, use municipal tap water flushing pipe system, when not containing foreign material to the water of releasing;
B, startup cooling water pump and cooling tower, carry out the wash cycles of whole described cooling water unit;
C, described cooling water unit to be detected.
6. the commercial air conditioning system debugging control program according to claim 1 to 5 any one, is characterized in that:
Equipment in described commercial air conditioning system is connected into communication network mutually by CAN.
7. commercial air conditioning system debugging control program according to claim 6, is characterized in that:
Described class AT instruction comprises the initializing set of each equipment in described commercial air conditioning system communication network or the transfer instruction of data by the Serial Port Transmission of described main frame end.
8. commercial air conditioning system debugging control program according to claim 7, is characterized in that:
Described class AT instruction for arranging the instruction of communication apparatus, or for inquiring about or revise the intrinsic parameter of communication apparatus self.
9. commercial air conditioning system debugging control program according to claim 8, is characterized in that:
Described computer connects in the communication network of described commercial air conditioning system by signal adapter;
Described signal adapter as a node in described commercial air conditioning system communication network, monitors the operation of described commercial air conditioning system together with described computer; Described computer uses described class AT instruction to arrange the instruction of described signal adapter, or sends described class AT instruction for revising the intrinsic parameter of described signal adapter to described signal adapter.
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