CN201335992Y - Remote temperature supervisory control system based on power line carrier - Google Patents
Remote temperature supervisory control system based on power line carrier Download PDFInfo
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- CN201335992Y CN201335992Y CNU2008202237789U CN200820223778U CN201335992Y CN 201335992 Y CN201335992 Y CN 201335992Y CN U2008202237789 U CNU2008202237789 U CN U2008202237789U CN 200820223778 U CN200820223778 U CN 200820223778U CN 201335992 Y CN201335992 Y CN 201335992Y
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- line carrier
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Abstract
The utility model discloses a remote temperature supervisory control system based on power line carrier. The remote temperature supervisory control system comprising a power line carrier circuit, a microprocessor supervisory circuit, a central management platform, a terminal air conditioner and a system operation direct current power supply is characterized in that the power line carrier circuit mainly comprises a power line carrier integrated circuit (IC), a low pass filter, a power amplifier, a band pass filter and an isolation coupler; the microprocessor supervisory circuit mainly comprises a micro control unit (MCU) microprocessor, a data memory, a digital temperature sensor and a control relay; the central management platform comprises a concentrator, a personal computer (PC) and management software; and the power line carrier integrated circuit (IC) is connected with the MCU microprocessor. The system adopts a 220 V low voltage power line for transmitting data, a command is sent out for enabling the relay to act after the data are processed by the MCU microprocessor, and the terminal air conditioner is effectively managed by opening or closing a control circuit, therefore the remote control management is realized, and the energy-saving purpose is achieved.
Description
Technical field
The utility model relates to a kind of long distance control system, is specifically related to a kind of remote temperature supervisory system that can reach energy-conservation purpose with the 220V low voltage power lines as communication media according to environment temperature control and management room conditioning.
Background technology
At present, the monitoring of known remote temperature is to adopt wireless or Ethernet or other communication network approach and diode and digital temperature sensor and 8051 single-chip microcomputers and ARM data processing realize its function.Adopting all of wireless RF and BigZee technology and Ethernet can rebulid communication network, causes resource to repeat and waste; The error of diode temperature sensor and software compensation all are not easy to handle effectively, can not precisely test indoor temperature, also just can not effectively manage equipment such as air-conditioning, can not reach purpose of energy saving.
The utility model content
Defective or flaw for the waste that overcomes resource and energy, the utility model adopts the communication media of existing line of electric force as carrier wave,, can make things convenient for, unify, manage air-conditioning equipment effectively the temperature detection in the Control Room by long-range data management platform, reach purpose of energy saving.
For reaching above-mentioned purpose, the technical scheme that the utility model adopted is: a kind of remote temperature supervisory system based on power line carrier is provided, comprise power line carrier circuit, microprocessor monitors circuit, central management platform, terminal air-conditioning equipment and be used for providing the system works direct supply of direct supply to total system, it is characterized in that: described power line carrier circuit mainly comprises power line carrier IC, low-pass filter, power amplifier, bandpass filter and isolating coupler; Described microprocessor monitors circuit mainly comprises MCU microprocessor, E
2PROM data-carrier store, digital temperature sensor and pilot relay; On described MCU microprocessor, be connected with the digital temperature sensor that is used for detecting in real time the air-conditioning indoor temperature and be used to preserve the E of the real time data that digital temperature sensor detects
2The PROM data-carrier store; Described PC central management platform concentrator comprises concentrator, PC and management software; Described isolating coupler is connected with power line carrier IC, and power line carrier IC goes up and the tape splicing bandpass filter is formed the Data Receiving passage; Described power line carrier IC, low-pass filter, power amplifier, isolating coupler compose in series the data sendaisle successively; Described power line carrier IC is connected with the MCU microprocessor; Described MCU microprocessor, pilot relay, terminal air-conditioning equipment compose in series terminal room conditioning control circuit successively.
The utility model sends part to power carrier signal and adopts low-pass filtering and power amplification to be sent on the 220V low-voltage power line to isolating coupler again at external line of electric force carrier wave IC and the controllable power relay of adding of MCU microprocessor; The amplifier that signal or instruction through the isolating coupler reception directly are sent to power line carrier IC inside amplifies, do bandpass filtering again and be sent to power line carrier IC, be transferred to the MCU microprocessor at last and send instruction control and managing electrical power switch by the MCU microprocessor.Because impulse disturbances that line of electric force is intrinsic and line of electric force cause high the reduction to carrier signal, need spread spectrum and power amplification, reach the reliable and long transmission distance of transmission signals, realize real long-range management to the terminal power switch.
The beneficial effects of the utility model are: can be not on-site, and just can each indoor environment be monitored and according to the data management air-conditioning equipment of monitoring at far-end, can be convenient, unify, manage air-conditioning equipment effectively, and reach purpose of energy saving.
Accompanying drawing and explanation thereof
Fig. 1 is based on the circuit theory diagrams of the remote temperature supervisory system of power line carrier;
Fig. 2 is the principle of work sketch based on the remote temperature supervisory system of power line carrier.
Wherein, 1, the MCU microprocessor, 2, E
2The PROM data-carrier store, 3, power line carrier IC, 4, digital temperature sensor, 5, low-pass filter, 6, power amplifier, 7, isolating coupler, 8, bandpass filter, 9, pilot relay, 10, terminal air-conditioning equipment, 11, the system works direct supply, 12, central management platform.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
As shown in Figure 1, a kind of remote temperature supervisory system based on power line carrier, comprise power line carrier circuit, microprocessor monitors circuit, central management platform, terminal air-conditioning equipment 10 and be used for providing the system works direct supply 11 of direct supply to total system, it is characterized in that: described power line carrier circuit mainly comprises power line carrier IC3, low-pass filter 5, power amplifier 6, bandpass filter 8 and isolating coupler 7; Described microprocessor monitors circuit mainly comprises MCU microprocessor 1, data-carrier store 2, digital temperature sensor 4 and pilot relay 9; On described MCU microprocessor 1, be connected with the digital temperature sensor 4 that is used for detecting in real time the air-conditioning indoor temperature and be used to preserve the data-carrier store 2 of the real time data that digital temperature sensor detects; Described PC central management platform concentrator 12 comprises concentrator, PC and management software; Described isolating coupler 7 is connected with power line carrier IC4, and power line carrier IC4 goes up and tape splicing bandpass filter 8 is formed the Data Receiving passage; Described power line carrier IC4, low-pass filter 5, power amplifier 6, isolating coupler 7 compose in series the data sendaisle successively; Described power line carrier IC4 is connected with MCU microprocessor 1; Described MCU microprocessor 1, pilot relay 9, terminal air-conditioning equipment 10 compose in series terminal room conditioning control circuit successively.Above-mentioned data-carrier store 2 is E
2PROM.
As shown in Figure 2, after central management platform 12 is sent and is reported the detected temperatures instruction, digital temperature sensor 4 detects indoor temperature through 16 MCU microprocessors 1 and power line carrier IC3, low-pass filter 5, power amplifier 6, isolating coupler 7, line of electric force sends the indoor temperature data message that detects to central management platform 12, after the data command signal that central management platform 12 is sent after judging according to the temperature data that reports is delivered to isolating coupler 7 through the 220V low voltage power lines, the power amplifier of directly delivering in the power line carrier IC4 sheet 6 amplifies, outside sheet, send into power line carrier IC3 input end then after the bandpass filter 8 once more, and then send MCU microprocessor 1 to, after handling, 1 pair of data of MCU microprocessor send instruction through pilot relay 9, the remote temperature monitoring management that control and office terminal air-conditioning equipment 10 are realized.
Claims (2)
1, a kind of remote temperature supervisory system based on power line carrier is characterized in that: described remote temperature supervisory system comprises power line carrier circuit, microprocessor monitors circuit, central management platform, terminal air-conditioning equipment (10) and is used for providing the system works direct supply (11) of direct supply to total system;
Described power line carrier circuit mainly comprises power line carrier IC (3), low-pass filter (5), power amplifier (6), bandpass filter (8) and isolating coupler (7); Described microprocessor monitors circuit mainly comprises MCU microprocessor (1), data-carrier store (2), digital temperature sensor (4) and pilot relay (9); On described MCU microprocessor (1), be connected with the digital temperature sensor (4) that is used for detecting in real time the air-conditioning indoor temperature and be used to preserve the data-carrier store (2) of the real time data of digital temperature sensor detection; Described central management platform (12) comprises concentrator, PC and is arranged on management software on the PC;
Described isolating coupler (7) is connected with power line carrier IC (4), and power line carrier IC (4) goes up and tape splicing bandpass filter (8) is formed the Data Receiving passage; Described power line carrier IC (4), low-pass filter (5), power amplifier (6), isolating coupler (7) compose in series the data sendaisle successively; Described power line carrier IC (4) is connected with MCU microprocessor (1);
Described MCU microprocessor (1), pilot relay (9), terminal air-conditioning equipment (10) compose in series terminal room conditioning control circuit successively.
2, the remote temperature supervisory system based on power line carrier according to claim 1 is characterized in that: described data-carrier store (2) is E
2PROM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202237789U CN201335992Y (en) | 2008-12-26 | 2008-12-26 | Remote temperature supervisory control system based on power line carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202237789U CN201335992Y (en) | 2008-12-26 | 2008-12-26 | Remote temperature supervisory control system based on power line carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201335992Y true CN201335992Y (en) | 2009-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202237789U Expired - Fee Related CN201335992Y (en) | 2008-12-26 | 2008-12-26 | Remote temperature supervisory control system based on power line carrier |
Country Status (1)
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| CN (1) | CN201335992Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916505A (en) * | 2010-07-23 | 2010-12-15 | 北京唯绿建筑节能科技有限公司 | Multi-group serial port data concentrator |
| CN102147611A (en) * | 2011-03-04 | 2011-08-10 | 何兆来 | Remote temperature controller for transmitting computer temperature control information by using power line carrier |
| CN103630167A (en) * | 2013-12-03 | 2014-03-12 | 青岛海尔软件有限公司 | Temperature and humidity measurement and control system |
| CN106645445A (en) * | 2016-09-28 | 2017-05-10 | 国家电网公司 | Transformer oil detection device based on power line carrier wave communication |
| CN109741586A (en) * | 2018-12-29 | 2019-05-10 | 新开普电子股份有限公司 | A kind of bandwidth carrier intelligence control system |
-
2008
- 2008-12-26 CN CNU2008202237789U patent/CN201335992Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916505A (en) * | 2010-07-23 | 2010-12-15 | 北京唯绿建筑节能科技有限公司 | Multi-group serial port data concentrator |
| CN102147611A (en) * | 2011-03-04 | 2011-08-10 | 何兆来 | Remote temperature controller for transmitting computer temperature control information by using power line carrier |
| CN102147611B (en) * | 2011-03-04 | 2013-01-23 | 何兆来 | Remote temperature controller for transmitting computer temperature control information by using power line carrier |
| CN103630167A (en) * | 2013-12-03 | 2014-03-12 | 青岛海尔软件有限公司 | Temperature and humidity measurement and control system |
| CN106645445A (en) * | 2016-09-28 | 2017-05-10 | 国家电网公司 | Transformer oil detection device based on power line carrier wave communication |
| CN109741586A (en) * | 2018-12-29 | 2019-05-10 | 新开普电子股份有限公司 | A kind of bandwidth carrier intelligence control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huawei Information Industry Co Ltd, Sichuan Prov. Assignor: Sichuan Guoteng Communication Co., Ltd. Contract record no.: 2011510000114 Denomination of utility model: Remote temperature supervisory control system based on power line carrier Granted publication date: 20091028 License type: Exclusive License Record date: 20110726 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20131226 |