CN1277385C - Network air conditioner monitoring system and method - Google Patents
Network air conditioner monitoring system and method Download PDFInfo
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- CN1277385C CN1277385C CN 200410051001 CN200410051001A CN1277385C CN 1277385 C CN1277385 C CN 1277385C CN 200410051001 CN200410051001 CN 200410051001 CN 200410051001 A CN200410051001 A CN 200410051001A CN 1277385 C CN1277385 C CN 1277385C
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Abstract
The present invention relates to a network air conditioner monitoring system which comprises an air conditioner, a communication network and a control end, wherein the control end controls and monitors the remote air conditioner through the communication network, the communication network is a GSM network, and a GSM gateway is connected between the GSM network and the air conditioner and connected with the air conditioner through an RS232 interface or an RS485 interface. The real-time physical connection between the control end and the gateway is realized by the GSM network, the control end controls and monitors the remote air conditioner in real time, and the control end sends GSM short messages to control and monitor the air conditioner via the GSM network. Because the present invention adopts wireless communication between a PC and the gateway, the present invention is especially suitable for places where a wired network is not adopted to monitor the air conditioner in real time, for occasions on which portable equipment such as mobile phones, is needed to remotely monitor and control in the places covered by the GSM wireless network, and for occasions on which the air conditioner on movable equipment is monitored and controlled in a coverage area of the GSM wireless network.
Description
Technical field
The present invention relates to a kind of monitoring air-conditioner and method, particularly a kind of supervisory control system and method for utilizing the air conditioner of communication network control far-end.
Background technology
Existing air conditioner adopts the electric-control system that self has by manually carrying out local parameter monitoring more.Many air conditioners can only carry out local artificial parameter monitoring respectively by unit, can't realize the monitoring of air conditioner remote parameter.Adopt this mode not only to waste time and energy, and extremely inconvenient.
In order to solve the problem of remote air conditioner monitoring, on June 7th, 2000, disclosed Chinese invention patent application CN1255606A provided a kind of scheme that realizes the air conditioner Long-distance Control with the phone connection.This scheme includes several parts such as filtering shaping circuit, counter, phone simulation circuit for answering, after phone is simulated off-hook, double-tone decoding circuit is frequently decoded to the phone double-audio signal, password identification circuit is discerned the numerical ciphers that double-tone frequency decoding circuit solves, and output password identification signal, the air-conditioning control signal generation circuit is after receiving above-mentioned password identification signal, the air-conditioning control routine that double-tone frequency decoding circuit is solved converts corresponding air-conditioning control signal to, and air-conditioning is controlled.Prompt tone produces circuit and produces the prompt tone signal, and feeds back to the user by telephone wire.
Though above-mentioned solution has solved the problem of air conditioner long-distance monitoring, its function is simple, can't realize real-time supervision and control.
Summary of the invention
Technical problem to be solved by this invention is, a kind of network air-conditioner supervisory control system and method are provided, and realizes the real-time telemonitoring and the control of air conditioner.
Technical scheme of the present invention is, a kind of network air-conditioner supervisory control system is provided, comprise air conditioner, communication network and control end, described control end is by the air conditioner of communication network control and supervision far-end, described communication network is the GSM network, between described GSM network and air conditioner, be connected with the GSM gateway, described GSM gateway is connected with air conditioner by RS232 interface or RS485 interface, and described control end sends the control of GSM note and monitors that air conditioner or control end set up real-time gsm wireless link by GSM network and GSM gateway and be connected air conditioner is carried out real-time status poll supervision and controls by the GSM network.
In the above-mentioned network air-conditioner supervisory control system, described control end is mobile phone or the PC or the dedicated control device that are connected with the GSM network by radio modem.Radio modem is connected by the RS232 interface with PC, perhaps radio modem and dedicated control device integrator.
In the above-mentioned network air-conditioner supervisory control system, described GSM gateway includes record and registers the address code of air-conditioning and the storage device of air conditioner state thereon, and monitor, upgrade the state of registered air conditioner in the scan wheel mode of seeking, distribute address code then for new air-conditioning if there is new air-conditioning to add, and new address code is recorded in described storage device.
The present invention also provides a kind of network air-conditioner method for supervising, may further comprise the steps: GSM gateway scan wheel is sought the state of the air-conditioning of registration thereon, and the state of described air conditioner is stored in the storage device of GSM gateway; Seeking discovery as if wheel has new air conditioner to add, and then the GSM gateway is that new air conditioner distributes a new address, and the GSM gateway is arrived in new address registration; Control end sends the air-conditioning status poll with the GSM short message way by the GSM network and instructs the GSM gateway; The GSM gateway sends the air-conditioning status message to control end with the GSM short message way by the GSM network; Control end passes through GSM network sending controling instruction to the GSM gateway with the GSM short message way, and the GSM gateway is transmitted to corresponding air conditioner with control command; Air conditioner changes its operating state according to control command, and the operating state after will changing is transferred to the GSM gateway, and the operating state after the GSM gateway will change again is sent to control end by the GSM network.
In the above-mentioned network air-conditioner method for supervising, further comprising the steps of: control end is set up real-time gsm wireless link by GSM network and GSM gateway and is connected, and the GSM gateway is sent the state information that the air-conditioning status poll is instructed, read in registered air-conditioning in the GSM gateway; Control end is set up real-time gsm wireless link by GSM network and GSM gateway and is connected, registered air-conditioning in the GSM gateway is sent out control command, carry out real-time status control, and the control end that reads back of the air conditioner state information after will changing by GSM network and GSM gateway, be presented on the display and be kept in the corresponding database; Control end is finished after the real time communication inquiry of air conditioner or controlling, and the Radio Link of removing the GSM network connects.
In the above-mentioned network air-conditioner method for supervising, described control end is mobile phone or the PC or the dedicated control device that are connected with the GSM network by radio modem, and radio modem is connected by the RS232 interface or radio modem and the incorporated device of dedicated control device with PC.
In the above-mentioned network air-conditioner method for supervising, also comprise described air conditioner with status message be encapsulated as comprise effective byte number, address code, data, verification and packet, the decode step of described packet of GSM gateway.
In the above-mentioned network air-conditioner method for supervising, also comprise control command that described GSM gateway will be received from control end be packaged as comprise effective byte number, address code, data, verification and packet and be sent to air conditioner, described air conditioner decoded data packets is also carried out the step of control command.
Because the present invention adopts wireless telecommunications between PC and gateway, so be suitable for the place that those can't adopt cable network that air-conditioning is monitored in real time especially, and need as mobile phone, carry out the cheap telemonitoring and the occasion of control in the place that the gsm wireless network coverage is arranged by portable appliance, and the occasion that the air-conditioning on the sports type equipment is monitored and controls in the zone that the gsm wireless network coverage is arranged.
Description of drawings
Fig. 1 is the structural representation of network air-conditioner supervisory control system of the present invention.
Fig. 2 is the Long-distance Control flow chart of network air-conditioner method for supervising of the present invention.
Fig. 3 is the GSM gateway monitors air conditioner flow chart of network air-conditioner method for supervising of the present invention.
Embodiment
As shown in Figure 1, network air-conditioner supervisory control system of the present invention makes control end can monitor and control the air conditioner 16 of far-end by GSM network 12.Control end can be a mobile phone 11, also can be the control device 14 that is connected with GSM network 12 by radio modem 13, computer or nonshared control unit that above-mentioned control device 14 can be the operational system monitoring software.14 of radio modem 13 and control device are connected by the RS232 bus.
Far-end air conditioner 16 is connected with GSM gateway 15 by RS232 or RS485 bus.GSM gateway 15 can be by GSM network 12 and control end communication.Adopt the communication of asynchronous serial communication mode between the control chip of GSM gateway 12 and air conditioner 16.The air conditioner 16 that in the network each is monitored all must be registered on GSM gateway 15, and distributes an address.
The communication data that air conditioner 16 and GSM gateway are 15 all be packaged into comprise effective byte number, address code, data, verification and packet.Address code wherein: 2 bytes, discern each air conditioner when being used for communication.When address code is two FF (being FFFFH), the expression broadcast communication, promptly the GSM gateway is to 16 commands in common of each air conditioner, and at this moment, each air conditioner 16 need only be accepted and fill order, need not reply.An address code high position is preceding, low level after.Verification and: 1 byte, for the arithmetic of " effective word joint number "+" address code "+" data " add up and, hexadecimal is filled it up with and is overflowed.The effective word joint number: 1 byte, its numerical value are the total amount of byte of " address code "+" data ", and the effective word joint number is not more than 249.
As shown in Figure 2, be the Long-distance Control flow chart of network air-conditioner method for supervising of the present invention.At first to 15 dialing of GSM gateway, request is set up real-time gsm wireless link and is connected (step S21) by GSM network 12 for mobile phone 11 or the control device 14 (following is that example is introduced flow process of the present invention with mobile phone 11) that is connected with radio modem 13.GSM gateway 15 response request are set up real-time gsm wireless link and are connected (step S22).At this moment, can be by mobile phone 11 to GSM gateway 15 transmit operations instructions, as opening or close a certain air conditioner 16, or the temperature etc. of regulating air conditioner 16, also can be the instruction (step S23) of searching air conditioner device state.After GSM gateway 15 receives operational order, judge whether status poll instruction (step S24) into air conditioner 16.If the air conditioner state information that then will be stored in the storage device of GSM gateway 15 sends to mobile phone 11 (step S25).If not status poll instruction, then GSM gateway 15 is packaged into packet with instruction, and is sent to corresponding air conditioner 16 execution commands (step S26).After air conditioner 16 execution commands, send command execution message, return mobile phone 11 (step S27), finish a command operation, remove Radio Link simultaneously and connect by GSM gateway 15.
As shown in Figure 3, be the GSM gateway monitors air conditioner flow chart of network air-conditioner method for supervising of the present invention.GSM gateway 15 adopts question-response mode scan wheel to seek each air conditioner 16, with the state (step S31) of checking each air conditioner, and judges whether the adding of new air conditioner promptly to judge whether to find unregistered air conditioner (step S32).If find new air conditioner, then register new air conditioner (step S33), and the state of judging new air conditioner whether normal (step S34); If no new air conditioner adds, then directly enter step S34, check whether the state of air conditioner is normal.
If the state of air conditioner is normal, then the state storage of air conditioner is arrived the storage device (step S36) of GSM gateway 15; If the air conditioner state is undesired, then arrive mobile phone 11, report unusual (step S35) by GSM gateway 35 transmit status unexpected messages.After the air conditioner of registered address code is scanned wheel and has sought in GSM gateway 15, intermittently 10 seconds, to carry out question-response formula scan wheel again and seek, certain intermittent time can be adjusted as required.
Claims (7)
1, a kind of network air-conditioner supervisory control system, comprise many air conditioners, communication network and control end, described control end is by the air conditioner of communication network control and supervision far-end, it is characterized in that, described communication network is the GSM network, between described GSM network and air conditioner, be connected with the GSM gateway, described GSM gateway is connected with many air conditioners by RS232 interface or RS485 interface, described control end sends GSM live signal or the control of GSM note and monitors air conditioner by the GSM network, described GSM gateway includes the storage device that the state of the address code of air-conditioning and air conditioner registered thereon in record, and monitor the state of registered air conditioner in the scan wheel mode of seeking, distribute address code then for new air-conditioning if there is new air-conditioning to add, and new address code is recorded in described storage device.
2, according to the described network air-conditioner supervisory control system of claim 1, it is characterized in that, described control end is mobile phone or the PC or the dedicated control device that are connected with the GSM network by radio modem, and radio modem is connected by the RS232 interface or radio modem and the incorporated device of dedicated control device with PC.
3, a kind of network air-conditioner method for supervising is characterized in that, may further comprise the steps:
GSM gateway scan wheel is sought the state of the air-conditioning of registration thereon, and the state of described air conditioner is stored in the storage device of GSM gateway;
Seeking discovery as if wheel has new air conditioner to add, and then the GSM gateway is that new air conditioner distributes a new address, and the GSM gateway is arrived in new address registration;
Control end sends the air-conditioning status poll with the GSM short message way by the GSM network and instructs the GSM gateway;
The GSM gateway sends the air-conditioning status message to control end with the GSM short message way by the GSM network;
Control end passes through GSM network sending controling instruction to the GSM gateway with the GSM short message way, and the GSM gateway is transmitted to corresponding air conditioner with control command;
Air conditioner changes its operating state according to control command, and the operating state after will changing is transferred to the GSM gateway, and the operating state after the GSM gateway will change again is sent to control end by the GSM network.
4, according to the described network air-conditioner method for supervising of claim 3, it is characterized in that, further comprising the steps of:
Control end is set up real-time gsm wireless link by GSM network and GSM gateway and is connected, and the GSM gateway is sent the state information that the air-conditioning status poll is instructed, read in registered air-conditioning in the GSM gateway;
Control end is set up real-time gsm wireless link by GSM network and GSM gateway and is connected, registered air-conditioning in the GSM gateway is sent out control command, carry out real-time status control, and the control end that reads back of the air conditioner state information after will changing by GSM network and GSM gateway, be presented on the display and be kept in the corresponding database;
Control end is finished after the real time communication inquiry of air conditioner or controlling, and the Radio Link of removing the GSM network connects.
5, according to the described network air-conditioner method for supervising of claim 3, it is characterized in that, described control end is mobile phone or the PC or the dedicated control device that are connected with the GSM network by radio modem, and radio modem is connected by the RS232 interface or radio modem and dedicated control device integrator with PC.
6, according to the described network air-conditioner method for supervising of claim 3, it is characterized in that, also comprise described air conditioner with status message be encapsulated as comprise effective byte number, address code, data, verification and packet, the decode step of described packet of GSM gateway.
7, according to the described network air-conditioner method for supervising of claim 3, it is characterized in that, also comprise control command that described GSM gateway will be received from control end be packaged as comprise effective byte number, address code, data, verification and packet and be sent to air conditioner, described air conditioner decoded data packets is also carried out the step of control command.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410051001 CN1277385C (en) | 2004-08-03 | 2004-08-03 | Network air conditioner monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410051001 CN1277385C (en) | 2004-08-03 | 2004-08-03 | Network air conditioner monitoring system and method |
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| Publication Number | Publication Date |
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| CN1587843A CN1587843A (en) | 2005-03-02 |
| CN1277385C true CN1277385C (en) | 2006-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200410051001 Expired - Fee Related CN1277385C (en) | 2004-08-03 | 2004-08-03 | Network air conditioner monitoring system and method |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100412456C (en) * | 2005-06-08 | 2008-08-20 | 海尔集团公司 | Commercial air conditioner management system and control method thereof |
| CN102374607A (en) * | 2010-08-17 | 2012-03-14 | 青岛高校信息产业有限公司 | Air-conditioning remote-control unit with text message function |
| CN102374606A (en) * | 2010-08-17 | 2012-03-14 | 青岛高校信息产业有限公司 | Air-conditioning remote monitoring system |
| CN102589081A (en) * | 2011-01-05 | 2012-07-18 | 青岛海尔软件有限公司 | Air conditioning device based on short message control |
| CN102418983A (en) * | 2011-11-11 | 2012-04-18 | 合肥海尔空调器有限公司 | Method for monitoring air conditioner through network and air conditioner |
| JP5500185B2 (en) * | 2012-01-24 | 2014-05-21 | 横河電機株式会社 | Wireless gateway device |
| CN102635922A (en) * | 2012-03-27 | 2012-08-15 | 上海市电力公司 | Work environment monitoring and adjusting system for 10kV power distribution station |
| CN102679510A (en) * | 2012-04-24 | 2012-09-19 | 美的集团有限公司 | Air conditioning system controlled through gateway |
| CN102748833A (en) * | 2012-07-13 | 2012-10-24 | 海尔集团公司 | Method, device and server for performing voice control on electric appliances |
| CN103673217A (en) * | 2012-09-19 | 2014-03-26 | 青岛高校信息产业有限公司 | Remote air conditioner control system |
| CN104748305B (en) * | 2015-03-19 | 2018-03-30 | 智联通建筑科技（北京）有限公司 | The recognition methods of the on off state of air-conditioning and system and evaluation method and system |
| CN105022317A (en) * | 2015-06-29 | 2015-11-04 | 黄继昌 | Air-conditioning startup and shutdown remote-control system based on SIM cards |
| CN110864413A (en) * | 2019-09-11 | 2020-03-06 | 新奥数能科技有限公司 | Temperature control method and device of central air conditioner |
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2004
- 2004-08-03 CN CN 200410051001 patent/CN1277385C/en not_active Expired - Fee Related
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| CN1587843A (en) | 2005-03-02 |
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Granted publication date: 20060927 Termination date: 20120803 |