CN105867463A - Wireless temperature control system of broadcast transmitter - Google Patents
Wireless temperature control system of broadcast transmitter Download PDFInfo
- Publication number
- CN105867463A CN105867463A CN201610356625.0A CN201610356625A CN105867463A CN 105867463 A CN105867463 A CN 105867463A CN 201610356625 A CN201610356625 A CN 201610356625A CN 105867463 A CN105867463 A CN 105867463A
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- CN
- China
- Prior art keywords
- temperature
- central processing
- processing unit
- control system
- transmitter
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
Abstract
The invention discloses a wireless temperature control system of a broadcast transmitter. The wireless temperature control system comprises a remote monitoring platform, a temperature-measuring central processing unit as well as M temperature collectors connected to an input end of the temperature-measuring central processing unit, wherein each temperature collector is mounted in a cabinet of the transmitter and used for collecting the temperature of each heating node of the transmitter in real time and sending the temperature to the temperature-measuring central processing unit; an output end of the temperature-measuring central processing unit is wirelessly connected with a control switch and an alarm, and the control switch is connected with a cooling device in the cabinet of the transmitter; the remote monitoring platform is connected with the output end of the temperature-measuring central processing unit through a wireless transmission module, and M is an integer larger than or equal to 3. The wireless monitoring system automatically detects real-time temperatures of a large quantity of heating nodes of the transmitter within 24 hours during operation by the aid of the temperature collectors, has characteristics of rapid and accurate temperature measurement, high anti-interference capacity and high response speed, has data storage, analysis and alarm functions and has high practicability.
Description
Technical field
The present invention relates to a kind of intelligence control system, be specifically related to a kind of broadcast transmitter wireless temperature control system
System.
Background technology
Broadcast transmitter mainly has the feature of " high frequency, high pressure, high-power ", and these features are to equipment
Line service brings many unsafe factors.High-power intermediate waves transmitter apparatus have a large amount of
Important heating node, particularly high-frequency element (such as radio tube, tuning device, antenna feeder) and
High tension apparatus (transformator, transformer, commutator) etc..The thermometric of these heating nodes can only lean in the past
Temperature patch is observed or is gone when equipment downtime to measure, it is impossible to reflect equipment running process interior joint in time
Temperature variations, fault pre-alarming ability is low, is unfavorable for the safe operation of equipment.Development along with technology
With the requirement of China's broadcast industry informatization, " there is people stay-at-home, unmanned value for realizing transmitter machine room
Class " intelligent safety management, and can the safe operation of effective guarantee broadcast transmitter, need big merit
A large amount of heating nodes in rate transmitter apparatus carry out real time temperature measurement.And there is labor in Traditional Man thermometric mode
Fatigue resistance is big, measurement data has deviation and can not monitor temperature data in real time.
At present the thermometric mode of transmitter mainly there are the wired thermometric of infrared thermometry, optical fiber and wireless survey
Temperature, wherein needs the output network cabinet of high power broadcast transmitter must close when running during infrared thermometry
Close cabinet door so that infrared thermoviewer cannot measure operating device interior node temperature through metal cabinet door
Degree, additionally by the environmental effect of high frequency, high pressure, high temperature and high-intensity magnetic field, infrared survey in transmitter rack
Temperature probe cannot normally work；And optical fiber temperature-measurement mode needs to use wire transmission signal, difficult wiring and machine
It is high pressure, strong-electromagnetic field environment in cabinet, the problem easily occurring disturbing, puncturing, leak electricity.
Existing transmitter temperature system typically only has temperature measurement function and the auxiliary of storage temperature data
Function, can not be controlled regulating or report to device corresponding on transmitter according to the temperature measured
Alert, function singleness, poor stability.
Summary of the invention
For above-mentioned deficiency, it is quick that the technical problem to be solved is to provide a kind of measurement temperature
Accurately, capacity of resisting disturbance is strong and has data storage, analyze and the wireless temperature of broadcast transmitter of warning function
Ore-controlling Role, this system can also be according to the operation of the cooling blower on the temperature intelligent control transmitter measured
Power.
For solving the problems referred to above, the present invention is achieved through the following technical solutions:
A kind of broadcast transmitter wireless temperature control system, including remote monitoring platform, thermometric central processing unit and
Being connected to M Temperature sampler of the input of thermometric central processing unit, each Temperature sampler is installed on to be sent out
Penetrate in machine rack, in order to Real-time Collection each transmitter heating temperature of node and send to thermometric centre
On reason device；The outfan of thermometric central processing unit is wirelessly connected with control switch and alarm, described control
Switch is connected with the chiller in transmitter rack；Described remote monitoring platform passes through wireless transport module
Being connected with the outfan of thermometric central processing unit, wherein M is the >=integer of 3.
In such scheme, described Temperature sampler includes that Main Processor Unit, clock module and main process are single
The temperature sensor that is connected of input of unit and the power module for power supply, described Main Processor Unit
Outfan connect have RF transport module, described clock module to be connected with the input of Main Processor Unit.
In such scheme, for improve Temperature sampler gather data accuracy and prevent high-frequency electric field,
The interference in magnetic field, the front end of described Temperature sampler is provided with an electromagnetic shield, described electromagnetic shield
Oblate column construction for cover plate one time punching molded, unilateral.
In such scheme, described chiller be 1 24 continuous throughout the twenty-four hour24 the first cooling blower and
1 the second cooling blower that can be adjusted gear, the second cooling blower and the first cooling blower are the most only
Vertical work and the second cooling blower receive and control the control instruction that switch is sent.
In such scheme, described wireless transport module can be 433MHz wireless module.
In such scheme, described thermometric central processing unit can be ATmega128 single-chip microcomputer.
In such scheme, described clock module can be model be DS12887 chip.
When the present invention works, the time interval arranged by clock module by temperature sensor is detected automatically
The real time temperature of each transmitter heating node, and it is sent to Main Processor Unit, Main Processor Unit will gather
To Temperature numerical contrast with the internal Temperature numerical arranged, when finding that temperature exceedes design temperature
Automatically enable wireless transmission unit, by 433MHz wireless network, the Temperature numerical detected is sent extremely
Carry out on thermometric central processing unit storing, statistical analysis and process, when thermometric central processing unit is received simultaneously
During the Temperature numerical that the Temperature sampler of 2 or more than 2 is sent, to alarm send alarm signal,
Send the instruction opening the second cooling blower simultaneously to control switch, thus the heating node of transmitter is entered
Row cooling；Each Temperature sampler is sent by thermometric central processing unit in time simultaneously Temperature numerical and every time
The control information sent to control switch sends to remote monitoring platform.
The invention have the benefit that
1, the present invention is little by each Temperature sampler heating a large amount of to transmitter node running 24
Time real time temperature automatic detection, measure temperature quick and precisely, and only set when the numerical value detected exceedes
During definite value just can to thermometric central processing unit send signal, so can be greatly improved system response speed and
Save storage resource；
2, by wireless transport module, being used in combination of thermometric central processing unit, Temperature sampler is sent out
The operation power of the cooling blower on Faulty Temperature numerical value Based Intelligent Control transmitter come；
3, the front end of each Temperature sampler is equipped with electromagnetic shield, can be effectively improved the anti-dry of system
Disturb ability, system highly reliable.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of this broadcast transmitter wireless temperature control system.
Fig. 2 is the structured flowchart of described Temperature sampler.
Detailed description of the invention
As it is shown in figure 1, a kind of broadcast transmitter wireless temperature control system, including remote monitoring platform, thermometric
Central processing unit and be connected to M the Temperature sampler of input of thermometric central processing unit, wherein M is
The integer of >=3.Each Temperature sampler is installed in transmitter rack, sends out in order to each transmitter of Real-time Collection
The temperature of thermal center point also sends to thermometric central processing unit.In the present embodiment, described transmitter generates heat
Node can be specifically the transformator on transmitter, commutator and high-frequency element (as radio tube,
Antenna feeder, tuning device etc.).
The outfan of thermometric central processing unit is wirelessly connected with control switch and alarm, and described control switchs
It is connected with the chiller in transmitter rack.In the present embodiment, described chiller be 1 24 little
First cooling blower of Shi Lianxu work and 1 the second cooling blower that can be adjusted gear, second is cold
But blower fan and the first cooling blower are the air-cooler of conventional structure, and two Fans are each independently of the others simultaneously
Work and the second cooling blower receive and control the control instruction that switch is sent.Described control instruction is specifically
Switch, shutdown, one grade, two grades, third gear.The described switch that controls can be specifically relay.
Described remote monitoring platform is connected with the outfan of thermometric central processing unit by wireless transport module,
The temperature fault situation of each transmitter heating node can be monitored by remote monitoring platform, and store number
According to.Operator on duty just will appreciate that the ruuning situation of transmitter on remote monitoring platform, when same transmitting
Machine heating node takes place frequently when there is overtemperature situation, and operator on duty notes that maintenance employee carries out service work.
Described thermometric central processing unit is specially ATmega128 single-chip microcomputer, and wireless transport module is specially
433MHz wireless module.
As in figure 2 it is shown, described Temperature sampler includes that Main Processor Unit, clock module and main process are single
The temperature sensor that is connected of input of unit and the power module for power supply, described Main Processor Unit
Outfan connect have RF transport module, described clock module to be connected with the input of Main Processor Unit.
Described clock module specially model is DS12887 chip.
For improving the data storage capacities of Temperature sampler, the outfan at Temperature sampler is also associated with one
Depositor.
The front end of described Temperature sampler is provided with an electromagnetic shield, and described electromagnetic shield is for once to rush
The oblate column construction of cover plate molded, unilateral.The material of electromagnetic shield can be that copper product is constituted.
The workflow of described Temperature sampler is:
1) Temperature sampler initializes, and then temperature sensor is by the time interval collecting temperature number arranged
Value, 2) compare with upper secondary data and whether to change？It is to update register value and see if fall out setting
Temperature value, beyond set temperature value then wake up RF transport module up, to thermometric central processing unit send
Temperature/voltage numerical value, RF transport module is subsequently into resting state.Described RF transport module wake up up with
The switching of the duty of dormancy is controlled by power module.
These are only explanation embodiments of the present invention, be not limited to the present invention, for this area
For technical staff, all within the spirit and principles in the present invention, any amendment of being made, equivalent,
Improve, should be included within the scope of the present invention.
Claims (7)
1. a broadcast transmitter wireless temperature control system, it is characterised in that: include remote monitoring platform,
Thermometric central processing unit and be connected to M the Temperature sampler of input of thermometric central processing unit, respectively
Temperature sampler is installed in transmitter rack, in order to the temperature of Real-time Collection each transmitter heating node
Spend and send to thermometric central processing unit；The outfan of thermometric central processing unit is wirelessly connected with control
System switch and alarm, described control switch is connected with the chiller in transmitter rack；Described far
Range monitoring platform is connected with the outfan of thermometric central processing unit by wireless transport module, and wherein M is
The integer of >=3.
Broadcast transmitter wireless temperature control system the most according to claim 1, it is characterised in that:
Described Temperature sampler includes Main Processor Unit, clock module, is connected with the input of Main Processor Unit
The temperature sensor that connects and the power module for power supply, the outfan of described Main Processor Unit connects
RF transport module, described clock module is had to be connected with the input of Main Processor Unit.
Broadcast transmitter wireless temperature control system the most according to claim 2, it is characterised in that:
The front end of described Temperature sampler is provided with an electromagnetic shield, and described electromagnetic shield is a punching press
Molding, the oblate column construction of unilateral cover plate.
Broadcast transmitter wireless temperature control system the most according to claim 1, it is characterised in that:
Described chiller be the first cooling blower of 1 24 continuous throughout the twenty-four hour24 and 1 can be adjusted
Second cooling blower of gear, the second cooling blower and the first cooling blower work independently from each other and
Two cooling blowers receive and control the control instruction that switch is sent.
Broadcast transmitter wireless temperature control system the most according to claim 1, it is characterised in that:
Wireless transport module is 433MHz wireless module.
Broadcast transmitter wireless temperature control system the most according to claim 1, it is characterised in that:
Described thermometric central processing unit is ATmega128 single-chip microcomputer.
Broadcast transmitter wireless temperature control system the most according to claim 1, it is characterised in that:
The model of described clock module is DS12887 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356625.0A CN105867463A (en) | 2016-05-24 | 2016-05-24 | Wireless temperature control system of broadcast transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356625.0A CN105867463A (en) | 2016-05-24 | 2016-05-24 | Wireless temperature control system of broadcast transmitter |
Publications (1)
| Publication Number | Publication Date |
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| CN105867463A true CN105867463A (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610356625.0A Pending CN105867463A (en) | 2016-05-24 | 2016-05-24 | Wireless temperature control system of broadcast transmitter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116828810A (en) * | 2023-07-17 | 2023-09-29 | 山东华东风机有限公司 | Cooling device and control method for magnetic levitation equipment control cabinet |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2601483Y (en) * | 2002-11-05 | 2004-01-28 | 浙江大学宏远电子有限公司 | Refrigerating, air cooling device of air conditioner for television and broadcasting transmitter |
| US20090236433A1 (en) * | 2004-11-17 | 2009-09-24 | Mueller Carl J | Thermostat control system providing power saving transmissions |
| CN201569506U (en) * | 2009-10-23 | 2010-09-01 | 济南博安自控科技有限公司 | Wireless temperature measuring device |
| CN203335448U (en) * | 2013-06-18 | 2013-12-11 | 辽宁省广播电视传输发射中心二〇四台 | Intelligent temperature control device for transmitter fans |
| CN205880693U (en) * | 2016-05-24 | 2017-01-11 | 桂林市思奇通信设备有限公司 | Wireless temperature control system of broadcasting emission machine |
-
2016
- 2016-05-24 CN CN201610356625.0A patent/CN105867463A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2601483Y (en) * | 2002-11-05 | 2004-01-28 | 浙江大学宏远电子有限公司 | Refrigerating, air cooling device of air conditioner for television and broadcasting transmitter |
| US20090236433A1 (en) * | 2004-11-17 | 2009-09-24 | Mueller Carl J | Thermostat control system providing power saving transmissions |
| CN201569506U (en) * | 2009-10-23 | 2010-09-01 | 济南博安自控科技有限公司 | Wireless temperature measuring device |
| CN203335448U (en) * | 2013-06-18 | 2013-12-11 | 辽宁省广播电视传输发射中心二〇四台 | Intelligent temperature control device for transmitter fans |
| CN205880693U (en) * | 2016-05-24 | 2017-01-11 | 桂林市思奇通信设备有限公司 | Wireless temperature control system of broadcasting emission machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116828810A (en) * | 2023-07-17 | 2023-09-29 | 山东华东风机有限公司 | Cooling device and control method for magnetic levitation equipment control cabinet |
| CN116828810B (en) * | 2023-07-17 | 2024-04-19 | 山东华东风机有限公司 | Cooling device and control method for magnetic levitation equipment control cabinet |
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Application publication date: 20160817 |
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