CN203411941U - Wireless heating device for automatically melting snow and deicing on airport pavement - Google Patents
Wireless heating device for automatically melting snow and deicing on airport pavement Download PDFInfo
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- CN203411941U CN203411941U CN201320499779.7U CN201320499779U CN203411941U CN 203411941 U CN203411941 U CN 203411941U CN 201320499779 U CN201320499779 U CN 201320499779U CN 203411941 U CN203411941 U CN 203411941U
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Abstract
The utility model relates to a wireless heating device for automatically melting snow and deicing on an airport pavement. The wireless heating device comprises heating cables, a temperature sensor, an electromagnetic radiation sensor, a wireless monitoring circuit, wireless heating circuits and a wireless control circuit, wherein the heating cables, the temperature sensor and the electromagnetic radiator sensor are arranged in the airport concrete pavement, the heating cables are uniformly distributed at the same depth in the concrete pavement, the temperature sensor and the electromagnetic radiator sensor are arranged above the heating cables, the wireless monitoring circuit is respectively electrically connected with the temperature sensor and the electromagnetic radiation sensor, the wireless heating circuit is electrically connected with the heating cable, and the wireless control circuit is respectively connected with the wireless monitoring circuit and the wireless heating circuit in a wireless way. The wireless heating device provided by the utility model can automatically melt ice and snow on the airport pavement by wireless monitoring and control of the airport pavement in heavy snow or freezing adverse weather conditions so as to enable the airport pavement to be always automatically kept in a snow and ice-free state.
Description
Technical field
The utility model relates to the device of a kind of airfield pavement automatic snow-melting deicing, particularly the Wireless heating device of a kind of airfield pavement automatic snow-melting deicing.
Background technology
1, the background of airfield pavement snow melt deicing
Along with increasing gradually of extreme weather in recent years, road face snowfall is frozen and is seriously jeopardized flight safety, has become the most important safety problems that is related to Aerodrome Operations.The quick freezing on airfield runway of sleeting of low temperature becomes ice sheet, airport accumulated snow and icing on runway seriously jeopardize flight safety, affect the safe operation on airport, very easily cause serious accident, have a strong impact on the normal safe operation of airport and flight, cause tremendous economic loss.Existing traditional airfield pavement snow melt de-icing method cannot meet the snow melt deicing requirement of the airfield pavement safe operation under extreme weather.
Airfield pavement automatic snow-melting deicing technology is current internationally recognized snow melt deicing technology in airport most with prospects, can be under the freezing grade of severe snow extreme weather conditions, ice and snow on fast automatic thawing airfield pavement, airfield pavement is kept all the time automatically without accumulated snow and without accumulated ice state, meet the requirement of airfield pavement safe operation, significantly reduce the extreme weather tremendous influence that operation causes to airport security, ensure that the round-the-clock service efficiency of civil airport and flight leave the port to require and the severe landing safety of aircraft under sleet and snow ice climatic environment.Therefore the research of airfield pavement automatic snow-melting deicing key technology, is of great practical significance and using value.
2, the drawback of airfield pavement snow melt deicing: wireless monitor, controlled in wireless
In the world, it is representative that the hot deicing or snow melting technology of road mainly be take the countries such as the U.S., Japan, Northern Europe, has carried out many research and application demonstration work, existing a collection of typical Demonstration engineering in this field.As Chicago,U.S O ' Hare International airport plane track SNOWFREE deicing or snow melting demonstration experimental project; The hot snow melt experimental project of SERSO of Switzerland A8 speedway Darligen road and bridge.The curved ramp of the speedway road full-automatic heat deicing or snow melting system Gaia engineering in Japan Er Hu city, Polish Goleniow earth source heat pump ground deicing or snow melting system etc.
At present in world wide, in airfield pavement automatic snow-melting deicing field, the main technological means adopting is fluid heating method, infrared heating method and electrical heating method, fluid heating method is that geothermal tube method is to utilize circulating hot water heating airfield pavement in pipeline, the shortcoming of this technology is that difficulty of construction is large and cost is higher, and liquid is easy to freeze in pipeline, and the thermal efficiency is on the low side, affects face normal heating.; Infrared heating airfield pavement heats up slow and is subject to outside climatic effect serious.
Electrical heating method runs at present technological difficulties and is still cannot realize at present the electrical heating state of the cement in sub-zero temperature state and pitch airfield pavement is carried out wireless monitor and controls the key control parameters such as road, airport surface temperature, voltage, galvanomagnetic-effect and power consumption.
Utility model content
Technical problem to be solved in the utility model is to provide and a kind ofly can monitors according to airfield pavement real time temperature state, by wireless mode, transmitted monitoring information and according to detection information, adjusted the Wireless heating device of the airfield pavement automatic snow-melting deicing of heating power.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: the Wireless heating device of a kind of airfield pavement automatic snow-melting deicing, comprise heating cable, temperature pick up, electromagnetic radiation sensor, wireless monitor circuit, wireless heater circuit and radio control circuit;
Described heating cable, temperature pick up and electromagnetic radiation sensor are arranged in the concrete road surface on airport, described temperature pick up and electromagnetic radiation sensor are arranged at the top of heating cable, described wireless monitor circuit is electrically connected to described temperature pick up and electromagnetic radiation sensor respectively, described wireless heater circuit is electrically connected to described heating cable, and described radio control circuit is connected by wireless mode with described wireless heater circuit with described wireless monitor circuit respectively.
The beneficial effects of the utility model are: can be under the freezing grade of severe snow extreme weather conditions, wireless monitor and the control of the airfield pavement automatic snow-melting deicing of realization under severe snow or freezing adverse weather condition, adopt wireless mode to command in real time airfield pavement snow melt deicing system, automatically melt ice and snow on airfield pavement, airfield pavement is kept all the time automatically without accumulated snow and without accumulated ice state, meet the requirement of airfield pavement safe operation, significantly reduce the extreme weather tremendous influence that operation causes to airport security, ensureing that the round-the-clock service efficiency of civil airport and flight leave the port requires and the severe landing safety of aircraft under sleet and snow ice climatic environment, be of great practical significance and using value.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, described wireless monitor circuit comprises negative impedance two-way amplifier, dc source, Wireless data acquisition unit, A/D converter, data adapter unit and the first wireless launcher;
Described negative impedance two-way amplifier is electrically connected to described temperature pick up and electromagnetic radiation sensor respectively, the feeder ear of described negative impedance paraphase amplifier is electrically connected to described dc source, described dc source is also electrically connected to the feeder ear of described Wireless data acquisition unit, the output of described Wireless data acquisition unit is electrically connected to the input of described A/D signal adapter, the output of described A/D signal adapter is electrically connected to the input of described data adapter unit, and the output of described data adapter unit is electrically connected to the signal input part of wireless launcher described in first.
Further, described radio control circuit comprises safety interlock, two temperature controllers, two rectifiers, two transformers, two AC powers, selection control, logic device and the first wireless receiver;
The output of described safety interlock is connected with described heating cable, two inputs of described safety interlock are connected with the output of two temperature controllers respectively, described in each, temperature controller is connected with a rectifier respectively, described in each, rectifier is connected with a transformer respectively, described in each, transformer is connected with an AC power, two outputs of described selection control are connected with two AC powers respectively, the output of described logic device is connected with the input of selection control, the input of described logic device is connected with the output of the first wireless receiver.
Further, described radio control circuit comprises memory, processor, the second wireless launcher, the second wireless receiver and power supply;
Described memory is electrically connected to the storage pin of processor, the transmit pin of described processor is connected with described the second wireless launcher point, the reception pin of described processor is electrically connected to described the second wireless receiver, and described power supply is processor and the power supply of the second wireless launcher.
Further, between described radio control circuit and wireless monitor circuit, wireless heater circuit with gsm wireless mode transmission of information.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure figure;
In accompanying drawing, the list of parts of each label representative is as follows:
1, heating cable, 2, temperature pick up, 3, electromagnetic radiation sensor, 4, wireless monitor circuit, 4-1, negative impedance two-way amplifier, 4-2, dc source, 4-3, Wireless data acquisition unit, 4-4, A/D signal adapter, 4-5, data adapter unit, 4-6, wireless launcher, 5, wireless heater circuit, 5-1, safety interlock, 5-2, temperature controller, 5-3, rectifier, 5-4, transformer, 5-5, AC power, 5-6, selection control, 5-7, logic device, 5-8, wireless receiver, 6, radio control circuit, 6-1, memory, 6-2, processor, 6-3, wireless launcher, 6-4, wireless receiver, 6-5, power supply.
The specific embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, be the utility model overall structure figure.
Embodiment 1
The Wireless heating device of a kind of airfield pavement automatic snow-melting deicing, comprise heating cable 1, temperature pick up 2, electromagnetic radiation sensor 3, wireless monitor circuit 4, negative impedance two-way amplifier 4-1, dc source 4-2, Wireless data acquisition unit 4-3, A/D signal adapter 4-4, data adapter unit 4-5 and wireless launcher 4-6, wireless heater circuit 5 and radio control circuit 6;
Described heating cable 1, temperature pick up 2 and electromagnetic radiation sensor 3 are arranged at 0.5cm under the concrete road surface on airport, described heating cable is uniformly distributed in 5cm-10cm under concrete road surface, described heating cable 1 is uniformly distributed in the same depth place of concrete road surface, described temperature pick up 2 and electromagnetic radiation sensor 3 are arranged at the top of heating cable 1, described wireless monitor circuit 4 is electrically connected to described temperature pick up 2 and electromagnetic radiation sensor 3 respectively, described wireless heater circuit 5 is electrically connected to described heating cable 1, described radio control circuit 6 is connected by wireless mode with described wireless heater circuit 5 with described wireless monitor circuit 4 respectively.
Described wireless monitor circuit 4 comprises negative impedance two-way amplifier 4-1, dc source 4-2, Wireless data acquisition unit 4-3, A/D signal adapter 4-4, data adapter unit 4-5 and the first wireless launcher 4-6;
Described negative impedance two-way amplifier 4-1 is electrically connected to described temperature pick up 2 and electromagnetic radiation sensor 3 respectively, the feeder ear of described negative impedance paraphase amplifier 4-1 is electrically connected to described dc source 4-2, described dc source 4-2 is also electrically connected to the feeder ear of described Wireless data acquisition unit 4-3, the output of described Wireless data acquisition unit 4-3 is electrically connected to the input of described A/D signal adapter 4-4, the output of described A/D signal adapter 4-4 is electrically connected to the input of described data adapter unit 4-5, the output of described data adapter unit 4-5 is electrically connected to the signal input part of described the first wireless launcher 4-6.
Described radio control circuit 5 comprises safety interlock 5-1, two temperature controller 5-2, two rectifier 5-3, two transformer 5-4, two AC power 5-5, selection control 5-6, logic device 5-7 and the first wireless receiver 5-8;
The output of described safety interlock 5-1 is connected with described heating cable 1, two inputs of described safety interlock 5-1 are connected with the output of two temperature controller 5-2 respectively, described in each, temperature controller 5-2 is connected with a rectifier 5-3 respectively, described in each, rectifier 5-3 is connected with a transformer 5-4 respectively, described in each, transformer 5-4 is connected with an AC power 5-5, two outputs of described selection control 5-6 are connected with two AC power 5-5 respectively, the output of described logic device 5-7 is connected with the input of selection control 5-6, the input of described logic device 5-7 is connected with the output of the first wireless receiver 5-8.
Described radio control circuit 6 comprises memory 6-1, processor 6-2, the second wireless launcher 6-3, the second wireless receiver 6-4 and power supply 6-5;
Described memory 6-1 is electrically connected to the storage pin of processor 6-2, the transmit pin of described processor 6-2 is electrically connected to described the second wireless launcher 6-3, the reception pin of described processor 6-1 is electrically connected to described the second wireless receiver 6-4, and described power supply 6-5 is processor 6-2 and the second wireless launcher 6-3 power supply.
Between described radio control circuit 6 and wireless monitor circuit 4, wireless heater circuit 5 with gsm wireless mode transmission of information.
The present invention is a kind of for realizing wireless monitor and the control system of the deicing of airfield pavement automatic snow-melting, can realize airfield pavement under severe snow or freezing adverse weather condition, automatically melts Packed Snow On Runway or accumulated ice, realizes airfield runway round-the-clock running.
Wireless monitor circuit 4 is by the Wireless data acquisition unit 4-3 of 8, A/D signal adapter 4-4, and the dc source 4-2 of 48V, the data adapter unit 4-5 of 8, negative impedance two-way amplifier 4-1, the elements such as the first wireless launcher 4-6 form;
Wireless heater circuit 5 is by the first wireless receiver 5-8, logic device 5-7, selection control 5-6, transformer 5-4 described in two is respectively 220V saturation transformer and 380V saturation transformer, rectifier 5-3, temperature controller 5-2, safety interlock 5-1, the elements such as AC power 5-5 form;
Radio control circuit 6 is by processor 6-2, memory 6-1, and the second wireless launcher 6-3, the second wireless receiver 6-4, the elements such as dc source 6-5 form, and described processor 6-2 is CPU programmable controller, and memory 6-1 is eight bit register.
Under severe snow or the adverse weather condition such as freezing, start whole device.
First, after temperature pick up 2 and electromagnetic radiation sensor 3 start, the monitoring information at interval of airfield pavement under 5 minutes automatic acquisition snow melt deicing systems, comprises temperature information and galvanomagnetic-effect information etc.This information is analog signal information, and the negative impedance two-way amplifier 4-1 by wireless monitor circuit 4 is amplified to 2 to 6 times by analog signal, and connects the 48V dc source 4-2 in wireless monitor circuit 4.Temperature after amplification and the analog signal of electromagnetic radiation are carried out collection of simulant signal by 8 Wireless data acquisition unit 4-3, adopt single-ended input mode, and analog input signal is connected to the arbitrary end in CH0～CH31 end, and it is connected to AGND end publicly.
Realize conversion mutually between analog signal and data signal, by PCM pulse-code modulation (Pulse Code Modulation) method, be quantified as data signal, allow the different amplitudes of analog signal distinguish corresponding different binary values, adopt 8 codings that analog signal is quantified as to 256 magnitudes.
Analog signal after collection, by A/D signal adapter, is converted to the analog signal of temperature and electromagnetic radiation the data signal of temperature and electromagnetic radiation.Data signal is classified adaptive by 8 bit data adapter 4-5 to temperature signal and electromagnetic radiation data signal, then by the first wireless launcher 4-6 (adopting GSM mode), temperature signal and electromagnetic radiation data signal that classification is adaptive are sent to the second wireless receiver (adopting GSM mode) in radio control circuit.
Radio control circuit 6 is set up indoor, is generally built up in approach tower or airport snow melt deicing command centre.First open the second wireless receiver 6-4 (GSM mode), the temperature signal that reception is come by wireless monitor circuit 4 wireless transmission and the real time digital signal of electromagnetic radiation, and be directly transferred to namely CPU programmable controller of processor 6-2.CPU programmable controller connects eight bit register, the Direct Digital data message that backup wireless transmission is come.In CPU programmable controller, solidify early warning snow melt and disposed, controlled the discrimination standard program that snow melt is disposed and do not disposed.Below for being solidificated in the criterion of three kinds of disposal in CPU programmable controller
Early warning snow melt is disposed: condition 1: plate surface temperature is greater than 0.5 ℃ and lower than 1.5 ℃;
Condition 2: electromagnetic radiation is less than or equal to 5 μ t
Satisfy condition simultaneously and 1,2 reach early warning disposal standard.
Control snow melt standard: condition 1: plate surface temperature is less than or equal to 0.5 ℃
Condition 2: electromagnetic radiation is greater than 5 μ t and lower than lower than 20 μ t
Satisfy condition simultaneously and 1,2 reach and control snow melt disposal standard
Disposal standard not: condition 1: do not meet early warning snow melt standard
Condition 2: do not meet the snow melt standard of controlling
Satisfy condition simultaneously and 1,2 reach not disposal standard
CPU programmable controller is according to embedded curing early warning snow melt and the discrimination standard of controlling snow melt and not disposing, the temperature signal that wireless monitor circuit wireless transmission is come and the real time digital signal of electromagnetic radiation, analyze and differentiate, three kinds of differentiation results that finally draw early warning snow melt or control snow melt or do not dispose.If differentiate result, be early warning snow melt or control snow melt, start wireless launcher (GSM mode), early warning snow melt instruction or control snow melt instruction are passed through to the second wireless launcher, be sent to radio control circuit.
The first wireless receiver 5-8 in wireless heater circuit 5 receives the early warning snow melt of the second wireless launcher 6-3 transmission of radio control circuit 6 and disposes instruction or control snow melt and dispose after instruction, by logic device, carry out signal judgement, by selection control 5-6, carry out circuit selection; If control snow melt disposal instruction, start control snow melt circuit, this circuit connects the maximum stable voltage of 380V saturation transformer, and then the rectifier 5-3 bridge circuit component by series connection carries out rectification and controls current peak controlling the electric current of snow melt circuit; If instruction is disposed in early warning snow melt, start early warning snow melt circuit, this circuit connects the burning voltage of 220V saturation transformer, and then the rectifier 5-3 bridge circuit component by series connection carries out rectification and controls current peak the electric current of early warning snow melt circuit;
In early warning snow melt circuit or control snow melt circuit, rectifier bridge circuit component and temperature controller are directly connected in series.Temperature in early warning snow melt circuit or control snow melt circuit surpasses 120 ℃-170 ℃, and temperature controller is line disconnection automatically, guarantees the temperature safety of connecting circuit.The temperature controller of controlling in snow melt circuit and early warning snow melt circuit is connected with safety interlock respectively, be provided with the safety interlock of dual gate knife, its effect is under any condition, externally directly to cut off whole circuit, the general safety of the temperature of assurance circuit, voltage, electric current.Safety interlock is directly connected with airfield pavement heating cable.Airfield pavement heating cable is embedded in cement concrete runway surface or bituminous concrete airfield pavement, after being communicated with control snow melt circuit or early warning snow melt circuit, airfield pavement heating cable heating power, heating cement airfield pavement or pitch airfield pavement, and then the accumulated snow on heating and melting airfield pavement surface.Thereby complete automatic snow-melting deicing wireless monitor and the controlled in wireless of airfield pavement.
Wireless monitor and the control of the airfield pavement automatic snow-melting deicing of realization under severe snow or freezing adverse weather condition, melt Packed Snow On Runway or accumulated ice automatically, realizes airfield runway round-the-clock running.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. the Wireless heating device of airfield pavement automatic snow-melting deicing, it is characterized in that: comprise heating cable (1), temperature pick up (2), electromagnetic radiation sensor (3), wireless monitor circuit (4), wireless heater circuit (5) and radio control circuit (6);
Described heating cable (1), temperature pick up (2) is arranged in the concrete road surface on airport with electromagnetic radiation sensor (3), described heating cable (1) is uniformly distributed in the same depth place of concrete road surface, described temperature pick up (2) and electromagnetic radiation sensor (3) are arranged at the top of heating cable (1), described wireless monitor circuit (4) is electrically connected to described temperature pick up (2) and electromagnetic radiation sensor (3) respectively, described wireless heater circuit (5) is electrically connected to described heating cable (1), described radio control circuit (6) is connected by wireless mode with described wireless heater circuit (5) with described wireless monitor circuit (4) respectively.
2. Wireless heating device according to claim 1, it is characterized in that: described wireless monitor circuit (4) comprises negative impedance two-way amplifier (4-1), dc source (4-2), Wireless data acquisition unit (4-3), A/D signal adapter (4-4), data adapter unit (4-5) and the first wireless launcher (4-6);
Described negative impedance two-way amplifier (4-1) is electrically connected to described temperature pick up (2) and electromagnetic radiation sensor (3) respectively, the feeder ear of described negative impedance paraphase amplifier (4-1) is electrically connected to described dc source (4-2), described dc source (4-2) is also electrically connected to the feeder ear of described Wireless data acquisition unit (4-3), the output of described Wireless data acquisition unit (4-3) is electrically connected to the input of described A/D signal adapter (4-4), the output of described A/D signal adapter (4-4) is electrically connected to the input of described data adapter unit (4-5), the output of described data adapter unit (4-5) is electrically connected to the signal input part of described the first wireless launcher (4-6).
3. Wireless heating device according to claim 1, it is characterized in that: described radio control circuit (5) comprises safety interlock (5-1), two temperature controllers (5-2), two rectifiers (5-3), two transformers (5-4), two AC powers (5-5), selection control (5-6), logic device (5-7) and the first wireless receiver (5-8);
The output of described safety interlock (5-1) is connected with described heating cable (1), two inputs of described safety interlock (5-1) are connected with the output of two temperature controllers (5-2) respectively, temperature controller described in each (5-2) is connected with a rectifier (5-3) respectively, rectifier described in each (5-3) is connected with a transformer (5-4) respectively, transformer described in each (5-4) is connected with an AC power (5-5), two outputs of described selection control (5-6) are connected with two AC powers (5-5) respectively, the output of described logic device (5-7) is connected with the input of selection control (5-6), the input of described logic device (5-7) is connected with the output of the first wireless receiver (5-8).
4. Wireless heating device according to claim 1, it is characterized in that: described radio control circuit (6) comprises memory (6-1), processor (6-2), the second wireless launcher (6-3), the second wireless receiver (6-4) and power supply (6-5);
Described memory (6-1) is electrically connected to the storage pin of processor (6-2), the transmit pin of described processor (6-2) is electrically connected to described the second wireless launcher (6-3), the reception pin of described processor (6-1) is electrically connected to described the second wireless receiver (6-4), and described power supply (6-5) is processor (6-2) and the second wireless launcher (6-3) power supply.
5. according to the arbitrary described Wireless heating device of claim 1 to 4, it is characterized in that: between described radio control circuit (6) and wireless monitor circuit (4), wireless heater circuit (5) with gsm wireless mode transmission of information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499779.7U CN203411941U (en) | 2013-08-15 | 2013-08-15 | Wireless heating device for automatically melting snow and deicing on airport pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499779.7U CN203411941U (en) | 2013-08-15 | 2013-08-15 | Wireless heating device for automatically melting snow and deicing on airport pavement |
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| Publication Number | Publication Date |
|---|---|
| CN203411941U true CN203411941U (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320499779.7U Expired - Fee Related CN203411941U (en) | 2013-08-15 | 2013-08-15 | Wireless heating device for automatically melting snow and deicing on airport pavement |
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| CN (1) | CN203411941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863036A (en) * | 2015-05-30 | 2015-08-26 | 北京中企卓创科技发展有限公司 | Intelligent monitoring heating system for snow melting and deicing of airport pavement |
| CN110593186A (en) * | 2019-09-30 | 2019-12-20 | 上海宝冶集团有限公司 | Road snow melting or ice melting method |
-
2013
- 2013-08-15 CN CN201320499779.7U patent/CN203411941U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863036A (en) * | 2015-05-30 | 2015-08-26 | 北京中企卓创科技发展有限公司 | Intelligent monitoring heating system for snow melting and deicing of airport pavement |
| CN110593186A (en) * | 2019-09-30 | 2019-12-20 | 上海宝冶集团有限公司 | Road snow melting or ice melting method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |