CN103605172A - Wireless data transmission method applicable to wind energy gradient meteorological observation - Google Patents
Wireless data transmission method applicable to wind energy gradient meteorological observation Download PDFInfo
- Publication number
- CN103605172A CN103605172A CN201310496401.6A CN201310496401A CN103605172A CN 103605172 A CN103605172 A CN 103605172A CN 201310496401 A CN201310496401 A CN 201310496401A CN 103605172 A CN103605172 A CN 103605172A
- Authority
- CN
- China
- Prior art keywords
- intelligent wireless
- telegon
- data
- wireless node
- data transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to a data transmission method, especially a wireless data transmission method applicable to wind energy gradient meteorological observation and belongs to the technical field of wireless communication. According to the wireless data transmission method applicable to the wind energy gradient meteorological observation of the technical scheme provided by the invention, required wireless intelligent nodes used for acquiring detection data of wind direction/wind speed sensors and temperature/humidity sensors are mounted on a tower; the wireless intelligent nodes wirelessly transmit collected detection data to a wireless intelligent coordinator on the tower; and data transmission is performed between the wireless intelligent nodes and the wireless intelligent coordinator through adopting a time slot communication mode. The wireless data transmission method applicable to the wind energy gradient meteorological observation transmission of the invention has the advantages of simple and compact structure, simple and reliable power supply wiring, guaranteed real-time property and integrity of data transmission, convenient installation and maintenance, reliability and practicality.
Description
Technical field
The present invention relates to a kind of data transmission method, especially a kind of radio data transmission method that is applicable to the meteorological observation of wind energy gradient, belongs to the technical field of wind energy gradient meteorological observation radio communication.
Background technology
In the meteorological observation of existing wind energy gradient, be arranged on the sensor of different gradients on steel tower mainly by wired concentrated mode access data transmission system, all the sensors on steel tower all accesses a plurality of data acquisition units at the bottom of tower by cable, comprising a main collector 5 and a plurality of minutes collectors 4, between minute collector 4 and main collector 5, by the wire communication mode of CAN bus, carry out data transmission; In this transmission mode, signal, communication and power cable run through tower body, and length can reach at most 200 meters.As shown in Figure 1: Temperature Humidity Sensor 1 and wind direction and wind velocity sensor 2 are installed on steel tower 3, main collector 5 and some minutes collectors 4 are installed in the bottom of steel tower 3, divide collector 4 to adopt CAN buses to be connected with main collector 5, minute collector 4 and main collector 5 adopt power supply boxs 6 to power.
As shown in Figure 5: when minute collector 4 carries out data transmission with main collector 5, in up process, minute collector 4 image data, carry out ASCII coding, CAN bus sends in real time, and main collector 5 carries out the real-time reception of data by CAN bus, ASCII decoding and data processing.As shown in Figure 6: in descending process, main collector 5 generates order as required, then carry out ASCII coding and CAN bus sends in real time, a minute collector 4 receives in real time by CAN bus, then carries out ASCII decoding and command response.
Data transmission frequency between main collector and minute collector is 1 time per second.
Existing wind energy gradient Meteorological Observation System mainly faces two large problems in actual applications:
1), a large amount of signals, communication and power cable are unfavorable for that staff carries out installation and maintenance in high-altitude to the equipment on steel tower.
2), the cable in high-altitude is easily struck by lightning, to equipment, cause damage.
Wireless communication technology application in a lot of fields is at present very ripe, by placing intelligent wireless node in desired observation gradient, complete the meteorological data collection function of this gradient, and substitute traditional wired concentrated transmission mode with the transmission mode of wireless networking, can eliminate the cable on steel tower, and then efficiently solve the problem that on steel tower, wire transmission faces.But in the particular application of wind energy gradient meteorological observation, adopt wireless communication technology to have the challenge of the following aspects:
1), under the condition of non-stop run in 24 hours, the energy-conservation and powerup issue of intelligent wireless node on steel tower.
2), the reliability of wireless communication transmissions under all weather conditions.
3), real-time and the integrality of wireless communication data transmission.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of radio data transmission method that is applicable to the meteorological observation of wind energy gradient is provided, and it can guarantee real-time and the integrality of data transmission, simple and reliable for electrical wiring, convenient for installation and maintenance, practical reliable.
According to technical scheme provided by the invention, the described radio data transmission method that is applicable to the meteorological observation of wind energy gradient, the required intelligent wireless node that detects data for gathering wind direction and wind velocity sensor and Temperature Humidity Sensor is installed on steel tower, described intelligent wireless node transfers to the intelligent wireless telegon on steel tower by the detection data wireless of collection, and adopts time slot communication mode to carry out data transmission between intelligent wireless node and intelligent wireless telegon.
Described intelligent wireless telegon is positioned at the bottom of steel tower, between intelligent wireless node and intelligent wireless telegon, is Star network; Between intelligent wireless node and intelligent wireless telegon, adopt the Wireless Data Transmission of IEEE-802.15.4 agreement.
When described intelligent wireless node and intelligent wireless telegon adopt time slot communication mode to carry out data transmission, slot cycle is one minute; Wherein, intelligent wireless node disposes reported data time slot, reports request time slot, large data transmission time slot and safe time slot in slot cycle.
Described intelligent wireless telegon is wirelessly transmitted to background monitoring server by wireless communication module by the observation data of the intelligent wireless node after statistics.
Between described intelligent wireless node and intelligent wireless telegon, adopt distributed algorithm to calculate meteorological measuring, by intelligent wireless node, to gathering the detection data of wind direction and wind velocity sensor and Temperature Humidity Sensor, process calculating, by second, the sampled-data processing of level becomes minute level statistics, and intelligent wireless node is to the intelligent wireless telegon data of transmission process only;
Intelligent wireless telegon can directly obtain the weather data of a minute of described intelligent wireless node place observation gradient by resolving the data of each intelligent wireless node transmission, and can obtain by calculating the weather data of two minutes and ten minutes.
Between described intelligent wireless node and intelligent wireless telegon, there is the subsequent collection of repeating transmission mechanism, in the slot cycle of time slot communication mechanism, intelligent wireless node sends failed in the situation that in data, the of short duration laggard row data re-transmitting of time delay will be waited for, sending times is no more than at most three times, surpass three times, will abandon retransmitting, and store data in this locality of intelligent wireless node;
The reported data that the overstocked information exchange of data is crossed reported data time slot is uploaded to intelligent wireless telegon, intelligent wireless telegon and intelligent wireless node are in reporting request time slot, agreement subsequent collection strategy, and in large data transmission time slot, complete the subsequent collection of intelligent wireless telegon to the overstocked data of intelligent wireless node.
Setup times synchronization mechanism between described intelligent wireless telegon and all intelligent wireless node, it is reference time that described Time Synchronization Mechanism be take time of intelligent wireless telegon, intelligent wireless telegon carries out time synchronized by the intelligent wireless node with all, intelligent wireless node sends to intelligent wireless telegon the request instruction that contains local zone time in reporting request time slot, intelligent wireless telegon judgement intelligent wireless node and the mistiming of self, the restriction threshold values surpassing in intelligent wireless telegon when the mistiming starts the time configuration to intelligent wireless node.
Described intelligent wireless node also connects radiation sensor and the baroceptor on steel tower, and intelligent wireless node transfers to intelligent wireless telegon by the detection data wireless of the radiation sensor of collection and baroceptor.
Described wireless communication module comprises GPRS module, 3G module or 4G module.
Advantage of the present invention: the some intelligent wireless nodes and the intelligent wireless telegon bottom steel tower that are arranged on steel tower form wireless system for transmitting data, intelligent wireless node and intelligent wireless telegon adopt wireless transmission, and adopt solar powered, solved the problem of difficult wiring on existing steel tower, and can guarantee the round-the-clock reliability of wireless communication transmissions, the real-time of data transmission and integrality, simple and compact for structure, convenient for installation and maintenance, practical reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing wind energy gradient meteorological observation.
Fig. 2 is structural representation of the present invention.
Fig. 3 is the structured flowchart of intelligent wireless node of the present invention.
Fig. 4 is the structured flowchart of intelligent wireless telegon of the present invention.
Fig. 5 is the schematic flow sheet that available data is transmitted up process.
Fig. 6 is the schematic flow sheet that available data is transmitted descending process.
Fig. 7 is the schematic flow sheet of the up process of data transmission of the present invention.
Fig. 8 is the schematic flow sheet of the descending process of data transmission of the present invention.
Fig. 9 is the time slot allocation figure that intelligent wireless node of the present invention carries out time slot communication.
Figure 10 is the time slot allocation figure that intelligent wireless telegon of the present invention carries out time slot communication.
Description of reference numerals: 1-Temperature Humidity Sensor, 2-wind direction and wind velocity sensor, 3-steel tower, 4-divides collector, the main collector of 5-, 6-power supply box, 7-solar panels, 8-intelligent wireless node, 9-intelligent wireless telegon, 10-node accumulator, 11-node wireless transport module, 12-modal processor, 13-node solar panels interface, 14-node sensor interface, 15-telegon accumulator, 16-telegon wireless transport module, 17-GPRS module, 18-mediators handle device, 19-telegon sensor interface, 20-telegon solar panels interface, 21-radiation sensor and 22-baroceptor.
Embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As Fig. 2, shown in Fig. 3 and Fig. 4: reliable in order to realize in the meteorological observation of wind energy gradient, practical radio data transmission method, guarantee real-time and the integrality of data transmission, the method of carrying out Wireless Data Transmission in wind energy gradient Meteorological Observation System is: the required intelligent wireless node 8 that detects data for gathering wind direction and wind velocity sensor 2 and Temperature Humidity Sensor 1 is installed on steel tower 3, described intelligent wireless node 8 transfers to the intelligent wireless telegon 9 on steel tower 3 by the detection data wireless of collection, and 9 of intelligent wireless node 8 and intelligent wireless telegons adopt time slot communication mode to carry out data transmission.
Particularly, in order to realize the observation of wind energy gradient meteorology, wind direction and wind velocity sensor 2 and Temperature Humidity Sensor 1 are installed in the different gradients of steel tower 3, a general wind direction and wind velocity sensor 2 and the Temperature Humidity Sensor 1 installed in each gradient, in the specific implementation, wind direction and wind velocity sensor 2 and Temperature Humidity Sensor 1 that requirement can be installed as required on steel tower 3, described gradient refers to the specified altitude value that meets meteorological observation on steel tower 3.In addition, radiation sensor 21 and baroceptor 22 can also be installed on steel tower 3, intelligent wireless node 8 also gathers the detection data of radiation sensor 21 and baroceptor 22 simultaneously, then intelligent wireless node 8 by the detection data transmission of the Temperature Humidity Sensor 1, wind direction and wind velocity sensor 2, radiation sensor 21 and the baroceptor 22 that gather to intelligent wireless telegon 9.
In order to transmit the detection data acquisition of wind direction and wind velocity sensor 2, Temperature Humidity Sensor 1, radiation sensor 21 and baroceptor 22, in the embodiment of the present invention, each observation gradient on steel tower 3 is installed intelligent wireless node 8, by intelligent wireless node 8, gather the detection data of place gradient leeward wind speed sensor 2, Temperature Humidity Sensor 1, radiation sensor 21 and baroceptor 22, thereby on steel tower 3, form the observation of wind energy gradient meteorology.
Described intelligent wireless telegon 9 is positioned at the bottom of steel tower 3, and 9 of intelligent wireless node 8 and intelligent wireless telegons are Star network; 9 Wireless Data Transmissions that adopt IEEE-802.15.4 agreement of intelligent wireless node 8 and intelligent wireless telegon.
Further, in the embodiment of the present invention, consider power consumption, steel tower applied environment and three aspect factors of reliability, the wireless transmission method that intelligent wireless node 8 and intelligent wireless telegon are 9 is selected the IEEE-802.15.4 agreement that is applicable to low-power consumption application, and uses the general 2.4Ghz communications band of world wide.802.15.4 the communication facilities of agreement has extremely low power consumption, is applicable to solar powered mode.802.15.4 protocol requirement communication environment is visual, conforms to steel tower site environment, and meanwhile, the wavelength of 802.15.4 signal and the diameter of raindrop differ larger, the impact that not declined by rain, and transmission range also meets the requirement of 200 meters.802.15.4 agreement itself has CSMA(Carrier Sense Multiple Access) Anti-collision mechanism, and adopted DSSS(Direct Sequence Spread Spectrum) signal modulation technique of direct sequence spread spectrum, in the reliability of agreement itself, be better than common bluetooth, wifi agreement.
On the basis of 802.15.4 agreement, 9 of intelligent wireless node 8 and intelligent wireless telegons form Star network, wherein the central point intelligent wireless telegon 9 of Star network can be distributed in the bottom of steel tower 3, and all the other each intelligent wireless nodes 8 are distributed in the difference observation gradient on steel tower 3.Due to single-hop transmission between each node in Star Network (being to be intelligent wireless node 8 in the embodiment of the present invention) and Centroid (being the intelligent wireless telegon 9 in the embodiment of the present invention), there is not routing forwarding mechanism, therefore the reliability of transmission and time ductility can reach optimum, the internodal transmission performance of whole net can be equivalent to the performance of point-to-point transmission, can meet the request for utilization of wind energy gradient Meteorological Observation System simultaneously.At present, in wind energy gradient meteorological system, the meteorological observation of wind energy gradient mostly is 13 most, and the point-to-point maximum distance of coverage is no more than 200 meters.
The power end of the power end of described intelligent wireless node 8, intelligent wireless telegon 9 connects with corresponding solar panels 7.Be that 9 employing solar panels of intelligent wireless node 8 and intelligent wireless telegon are powered.
As shown in Figure 7 and Figure 8: in the embodiment of the present invention, intelligent wireless node 8 adopts time slot communication mode transmission data, the i.e. passive reception of intelligent wireless telegon 9, the transmission mechanism of intelligent wireless node 8 active reportings with intelligent wireless telegon 9.Each communication, initiates by intelligent wireless node 8.Consider power consumption considerations, intelligent wireless telegon 9 completes the laggard sleep state that enters in real-time listening state, intelligent wireless node 8 in communication, reduces power consumption.In order further to reduce the power consumption of radio communication, increase the transfer efficiency of radio communication, the present invention abandons original real-time response communication mode and the transmission frequency in a second, changes to: time slot communication mechanism.
When described intelligent wireless node 8 adopts time slot communication mode to carry out data transmission with intelligent wireless telegon 9, slot cycle is one minute; Wherein, intelligent wireless node 8 disposes reported data time slot, reports request time slot, large data transmission time slot and safe time slot in slot cycle.Wherein, reported data time slot refers in this time slot, intelligent wireless node 8 is being set constantly to intelligent wireless telegon 9 active reporting data, the data of described active reporting comprise data that Temperature Humidity Sensor 1, wind direction and wind velocity sensor 2 are gathered and the operating state data of described intelligent wireless node 8, and the operating state data of intelligent wireless node 8 comprises operating voltage, the circuit board Current Temperatures of intelligent wireless node 8, warning information and the overstocked data message of equipment.Report request time slot to refer in this time slot, intelligent wireless node 8 is being set constantly to intelligent wireless telegon 9 active transmission inquiry request instructions, intelligent wireless telegon 9 responds, complete during this time the parameter configuration function of intelligent wireless node 8, and formulate large data transmission slot transmission type, the parameter configuration of intelligent wireless node 8 is comprised to wireless network parameter configuration, sensor type configuration and time configuration, large data transmission comprises data query, data reissue and intelligent wireless telegon 9 to intelligent wireless node 8 transmission system files, system file can be used for intelligent wireless node 8 to carry out system update.Data transmission time slot refers in this time slot greatly, and intelligent wireless node 8 and intelligent wireless telegon 9 complete the data query of intelligent wireless node 8, the overstocked subsequent collection of data or the transmission of system file according to the transport-type that reports request time slot to formulate.Safe time slot refers in this time slot, has not allowed any communication operation to occur between intelligent wireless node 8 and intelligent wireless telegon 9.
In the embodiment of the present invention, intelligent wireless node 8 can configure as required reported data time slot, report the concrete time of request time slot, large data transmission time slot and safe time slot, to adapt to different demands, simultaneously with the data transmission matching of intelligent wireless telegon 9; During concrete enforcement, intelligent wireless node 8 is reported data time slot at the 0-5s of slot cycle, at 20s ~ 30s, for reporting request time slot, at 35s ~ 55s, is large data transmission time slot, and all the other are safe time slot.In the embodiment of the present invention, intelligent wireless telegon 9 is to backstage monitoring server reported data when the 15s of whole minute, and particularly, intelligent wireless telegon 9 is transferred to each gradient observation data after statistics in background monitoring server by communication; Intelligent wireless telegon 9 is real-time response time slot at the other times of a minute.
Particularly, the time that data are reported is divided in 0-5s, parameter configuration is divided in 20s-30s, data queries etc. need the time slot of mass data transmission to be divided in 35s-55s, conventionally do not having under the situation of large data transmission, it is the active period of radio communication that per minute only has the data of 0s-5s to report the parameter configuration time slot of gap and 20s-30s, time in active period will all be assigned to each intelligent wireless node 8 according to intelligent wireless node 8 lan addresses number own, therefore each intelligent wireless node 8 can be waken up by certain fixed time in active period, after completing self communication task, enter rapidly sleep pattern, in the wind energy gradient Meteorological Observation System of steel tower 3, waking up of each intelligent wireless node 8 is constantly different, can avoid conflict.Very short owing to relating to time of actual data transfer, therefore each intelligent wireless node 8 actual time cumulation that wakes work up in a minute can not surpass 5s, by this time slot dividing mode, avoid to greatest extent the conflict of the radio communication between node, greatly reduced again the power consumption of intelligent wireless node 8 simultaneously.
In the embodiment of the present invention, the design of the slot cycle of a minute, derives from the requirement that meteorological observation standard is calculated a minute instantaneous value, one-minute average value, two minutes mean values, ten minutes mean values to raw data and selected minute extreme value.
In existing wind energy gradient Meteorological Observation System, data transmission account form is centralized, and all raw data are pooled to so-called main collector 5, converges a second sampled data for level, and complete various computings at per minute by main collector 5.The volume of transmitted data of this scheme is very large, if be applied in time slot communication mechanism of the present invention, when minute collector 4 quantity are when more, system is difficult to complete all data transmission in the time slot of regulation.
In the embodiment of the present invention, data transmission technology mode is distributed, by intelligent wireless node 8, completing pre-service calculates, by second, the sampled-data processing of level becomes the statistics of minute level, and the data of transmission process only, effectively improve transfer efficiency, because transmission intercal was at one minute, therefore can meet the requirement of real-time of one minute statistics; Under time slot communication mechanism, intelligent wireless telegon 9 can directly obtain the weather data of a minute of described intelligent wireless node 8 places observation gradients by resolving the data of each intelligent wireless node 8 transmission, and can obtain by calculating the weather data of two minutes and ten minutes.Adopt distributed algorithm can greatly reduce the data volume of communication, and can obtain accurately required observation data by intelligent wireless telegon 9 by further calculating, real-time and the integrality requirement of the wireless transmission having met.In order to strengthen extensibility, the division of slot cycle and each slot length is all configurable.
In the embodiment of the present invention, 9 of intelligent wireless node 8 and intelligent wireless telegons have the subsequent collection of repeating transmission mechanism: described repeating transmission subsequent collection mechanism refers in regulation time slot, intelligent wireless node 8 sends failed in the situation that in data, the of short duration laggard row data re-transmitting of time delay will be waited for, sending times is no more than at most three times, surpass three times, will abandon retransmitting, and store data in this locality of intelligent wireless node 8.Further, overstocked data message is uploaded to intelligent wireless telegon 9 by the reported data of reported data time slot, intelligent wireless telegon 9 and intelligent wireless node 8 are in reporting request time slot, make subsequent collection strategy, and in large data transmission time slot, complete the subsequent collection of the overstocked data of 9 pairs of intelligent wireless nodes 8 of intelligent wireless telegon.
Intelligent wireless telegon 9 can also carry out to intelligent wireless node 8 remote update of system file, the remote update of described system file refers to that intelligent wireless node 8 initiatively sends inquiry request instruction to intelligent wireless telegon 9 in reporting request time slot, intelligent wireless telegon 9 is assigned the transfer instruction of intelligent wireless node 8 system files, in large data transmission time slot, intelligent wireless node 8 notice intelligent wireless telegon 9 " being ready to ", and to intelligent wireless node 8, carry out the transmission of system file by intelligent wireless telegon 9.
Intelligent wireless telegon 9 and all 8 setup times synchronization mechanisms of intelligent wireless node, described Time Synchronization Mechanism refers to that take time of intelligent wireless telegon 9 is reference time, intelligent wireless telegon 9 carries out time synchronized by the intelligent wireless node with all 8, intelligent wireless node 8 sends to intelligent wireless telegon 9 request instruction that contains local zone time in reporting request time slot, intelligent wireless telegon 9 judgement intelligent wireless nodes 8 and the mistiming of self, the restriction threshold values surpassing in intelligent wireless telegon 9 when the mistiming starts the time configuration to intelligent wireless node 8.In the calculating of mistiming and the process of time configuration, quote backoff algorithm, eliminate the time error of bringing due to data transmission, above-mentioned local zone time is to adopt absolute time.
As shown in Figure 3: described intelligent wireless node 8 comprises modal processor 12, the power end of described modal processor 12 is connected with node accumulator 10, modal processor 12 is also connected with node wireless transport module 11 and sensor interface 14, and node accumulator 10 is connected with node solar panels interface 13.
As shown in Figure 4: described intelligent wireless telegon 9 comprises mediators handle device 18, the power end of described mediators handle device 18 is connected with telegon accumulator 15, mediators handle device 18 is also connected with telegon wireless transport module 16 and wireless communication module, and telegon accumulator 15 is connected with telegon solar panels interface 20.Mediators handle device 18 is also connected with telegon sensor interface 19.Described wireless communication module comprises GPRS(General Packet Radio Service) module, 3G(3rd-generation) module or 4G module, wireless communication module also can adopt the mode of other radio communications, will not enumerate herein.In the embodiment of the present invention, show the state that wireless communication module adopts GPRS module 17.
Mediators handle device 18 can adopt conventional micro-chip processor, mediators handle device 18 carries out wireless transmission by telegon wireless transport module 16 and the node wireless transport module 11 of intelligent wireless node 8, the wireless transmission that is 16 of node wireless transport module 11 and telegon wireless transport modules adopts IEEE-802.15.4 protocol mode, mediators handle device 18 can receive by telegon wireless transport module 16 data of intelligent wireless node 8 transmission, and after being processed, data are transferred to far-end, in the embodiment of the present invention, described intelligent wireless telegon 9 transfers to background monitoring server by GPRS module 17 by the data wireless of intelligent wireless node 8 transmission, further, the intelligent coordinated device 9 of wireless data transfers to background monitoring server after the pre-data of all intelligent wireless node 8 transmission are added up.Background monitoring server can be observatory's server, realizes the data observation management of all wind energy gradient meteorologies.
Telegon accumulator 15 provides the working power of telegon wireless transport module 16, GPRS module 17, mediators handle device 18 and telegon sensor interface 19, telegon accumulator 15 is connected with solar panels 7 by telegon solar panels interface 20, to realize the charging to telegon accumulator 15.
Some intelligent wireless nodes 8 that the present invention is arranged on steel tower 3 form wireless system for transmitting data with the intelligent wireless telegon 9 of steel tower 3 bottoms, intelligent wireless node 8 adopts wireless transmission with intelligent wireless telegon 9, and adopt solar powered, solved the problem of difficult wiring on existing steel tower 3, and can guarantee the round-the-clock reliability of wireless communication transmissions, the real-time of data transmission and integrality, simple and compact for structure, convenient for installation and maintenance, practical reliable.
Claims (9)
1. a radio data transmission method that is applicable to the meteorological observation of wind energy gradient, it is characterized in that: at the required intelligent wireless node (8) that detects data for gathering wind direction and wind velocity sensor (2) and Temperature Humidity Sensor (1) of the upper installation of steel tower (3), described intelligent wireless node (8) transfers to the intelligent wireless telegon (9) on steel tower (3) by the detection data wireless of collection, and adopts time slot communication mode to carry out data transmission between intelligent wireless node (8) and intelligent wireless telegon (9).
2. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 1, it is characterized in that: described intelligent wireless telegon (9) is positioned at the bottom of steel tower (3), between intelligent wireless node (8) and intelligent wireless telegon (9), be Star network; Between intelligent wireless node (8) and intelligent wireless telegon (9), adopt the Wireless Data Transmission of IEEE-802.15.4 agreement.
3. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 1, it is characterized in that: when described intelligent wireless node (8) adopts time slot communication mode to carry out data transmission with intelligent wireless telegon (9), slot cycle is one minute; Wherein, intelligent wireless node (8) disposes reported data time slot, reports request time slot, large data transmission time slot and safe time slot in slot cycle.
4. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 1, is characterized in that: described intelligent wireless telegon (9) is wirelessly transmitted to background monitoring server by wireless communication module by the observation data of the intelligent wireless node (8) after statistics.
5. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 3, it is characterized in that: between described intelligent wireless node (8) and intelligent wireless telegon (9), adopt distributed algorithm to calculate meteorological measuring, by intelligent wireless node (8), to gathering the detection data of wind direction and wind velocity sensor (2) and Temperature Humidity Sensor (1), process calculating, by second, the sampled-data processing of level becomes minute level statistics, and intelligent wireless node (8) is to intelligent wireless telegon (9) data of transmission process only;
Intelligent wireless telegon (9) can directly obtain the weather data of a minute of described intelligent wireless node (8) place observation gradient by resolving the data of each intelligent wireless node (8) transmission, and can obtain by calculating the weather data of two minutes and ten minutes.
6. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 3, it is characterized in that: between described intelligent wireless node (8) and intelligent wireless telegon (9), there is the subsequent collection of repeating transmission mechanism, in the slot cycle of time slot communication mechanism, intelligent wireless node (8) sends failed in the situation that in data, the of short duration laggard row data re-transmitting of time delay will be waited for, sending times is no more than at most three times, over three times, to abandon retransmitting, and store data in this locality of intelligent wireless node (8);
The reported data that the overstocked information exchange of data is crossed reported data time slot is uploaded to intelligent wireless telegon (9), intelligent wireless telegon (9) and intelligent wireless node (8) are in reporting request time slot, agreement subsequent collection strategy, and in large data transmission time slot, complete the subsequent collection of intelligent wireless telegon (9) to the overstocked data of intelligent wireless node (8).
7. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 3, it is characterized in that: setup times synchronization mechanism between described intelligent wireless telegon (9) and all intelligent wireless node (8), it is reference time that described Time Synchronization Mechanism be take time of intelligent wireless telegon (9), intelligent wireless telegon (9) carries out time synchronized by the intelligent wireless node (8) with all, intelligent wireless node (8) sends to intelligent wireless telegon (9) request instruction that contains local zone time in reporting request time slot, intelligent wireless telegon (9) judgement intelligent wireless node (8) and the mistiming of self, the restriction threshold values surpassing in intelligent wireless telegon (9) when the mistiming starts the time configuration to intelligent wireless node (8).
8. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 1, it is characterized in that: described intelligent wireless node (8) also connects radiation sensor (21) and the baroceptor (22) on steel tower (3), intelligent wireless node (8) transfers to intelligent wireless telegon (9) by the radiation sensor (21) gathering and the detection data wireless of baroceptor (22).
9. the radio data transmission method that is applicable to the meteorological observation of wind energy gradient according to claim 4, is characterized in that: described wireless communication module comprises GPRS module (17), 3G module or 4G module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310496401.6A CN103605172B (en) | 2013-10-21 | 2013-10-21 | Be applicable to the radio data transmission method of wind energy gradient meteorological observation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310496401.6A CN103605172B (en) | 2013-10-21 | 2013-10-21 | Be applicable to the radio data transmission method of wind energy gradient meteorological observation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103605172A true CN103605172A (en) | 2014-02-26 |
| CN103605172B CN103605172B (en) | 2015-08-05 |
Family
ID=50123412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310496401.6A Active CN103605172B (en) | 2013-10-21 | 2013-10-21 | Be applicable to the radio data transmission method of wind energy gradient meteorological observation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103605172B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105427566A (en) * | 2015-12-09 | 2016-03-23 | 华南理工大学 | Wind power plant remote real-time monitoring system and method based on wireless sensor network |
| CN105792337A (en) * | 2016-02-29 | 2016-07-20 | 华南理工大学 | Asymmetric wireless sensor node data transmitting and receiving device and method |
| CN106535341A (en) * | 2016-11-24 | 2017-03-22 | 北京必创科技股份有限公司 | Big data transmission method of wireless sensor network |
| CN106952464A (en) * | 2017-01-19 | 2017-07-14 | 武汉企鹅能源数据有限公司 | Intelligent data acqusition system and acquisition method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902956A (en) * | 2007-10-19 | 2010-12-01 | 史密斯医疗Pm公司 | The radio telecommunication network that is suitable for patient monitoring |
| CN102404855A (en) * | 2011-12-02 | 2012-04-04 | 上海工业自动化仪表研究院 | Wireless sensor network protocol based on institute of electrical and electronic engineers (IEEE) 802.15.4 |
| CN202602909U (en) * | 2012-06-01 | 2012-12-12 | 长春气象仪器研究所有限责任公司 | Altitude multi-layer real time meteorological data acquisition system based on zigbee technology |
| CN202771016U (en) * | 2012-07-23 | 2013-03-06 | 南京林业大学 | Automatic meteorological station/environment monitoring station for traffic route based on wireless sensor network |
| CN202929220U (en) * | 2012-12-05 | 2013-05-08 | 苏州大学 | RFID-based iron tower meteorological parameter measuring instrument |
| CN103336317A (en) * | 2013-06-09 | 2013-10-02 | 国家电网公司 | Anemography tower with real-time and wireless meteorological data transmission function |
-
2013
- 2013-10-21 CN CN201310496401.6A patent/CN103605172B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902956A (en) * | 2007-10-19 | 2010-12-01 | 史密斯医疗Pm公司 | The radio telecommunication network that is suitable for patient monitoring |
| CN102404855A (en) * | 2011-12-02 | 2012-04-04 | 上海工业自动化仪表研究院 | Wireless sensor network protocol based on institute of electrical and electronic engineers (IEEE) 802.15.4 |
| CN202602909U (en) * | 2012-06-01 | 2012-12-12 | 长春气象仪器研究所有限责任公司 | Altitude multi-layer real time meteorological data acquisition system based on zigbee technology |
| CN202771016U (en) * | 2012-07-23 | 2013-03-06 | 南京林业大学 | Automatic meteorological station/environment monitoring station for traffic route based on wireless sensor network |
| CN202929220U (en) * | 2012-12-05 | 2013-05-08 | 苏州大学 | RFID-based iron tower meteorological parameter measuring instrument |
| CN103336317A (en) * | 2013-06-09 | 2013-10-02 | 国家电网公司 | Anemography tower with real-time and wireless meteorological data transmission function |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105427566A (en) * | 2015-12-09 | 2016-03-23 | 华南理工大学 | Wind power plant remote real-time monitoring system and method based on wireless sensor network |
| CN105792337A (en) * | 2016-02-29 | 2016-07-20 | 华南理工大学 | Asymmetric wireless sensor node data transmitting and receiving device and method |
| CN106535341A (en) * | 2016-11-24 | 2017-03-22 | 北京必创科技股份有限公司 | Big data transmission method of wireless sensor network |
| CN106952464A (en) * | 2017-01-19 | 2017-07-14 | 武汉企鹅能源数据有限公司 | Intelligent data acqusition system and acquisition method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103605172B (en) | 2015-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104868846B (en) | Solar photovoltaic assembly array data acquisition method based on wireless Internet of Things | |
| CN102184623B (en) | System for monitoring building environment based on zigbee technology and Ethernet | |
| CN103338142A (en) | A wireless self-organizing networking system based on the IEEE 802.15.4g and a working method | |
| CN103605172B (en) | Be applicable to the radio data transmission method of wind energy gradient meteorological observation | |
| CN103209194A (en) | Soil moisture content detection device based on mode of Internet of things and detection method thereof | |
| CN111610361A (en) | Electric power Internet of things random measurement system and method | |
| CN201527712U (en) | Green wireless control traffic light system based on solar and wind power supply | |
| CN103152752B (en) | Based on the radio fest and control communication protocol of IEEE802.15.4g standard | |
| CN103384089A (en) | Photovoltaic power generation system data collecting device and collecting method based on Zigbee | |
| CN202093379U (en) | Remote wireless realtime measurement and control system for wind power plant | |
| Jiang et al. | A novel high-voltage transmission line joint temperature monitoring system using hybrid communication networks | |
| CN102095890B (en) | Ultrasonic wave wind speed and wind direction measuring device of wind generating set | |
| CN205583842U (en) | Ultra -low power consumption transmission line tie point passive antenna temperature measurement early warning system based on zigbee | |
| CN103606259B (en) | Wireless system for transmitting data suitable in wind energy gradient meteorological observation | |
| CN205070602U (en) | Electric wire netting intelligent monitoring system based on networking of super -ZigBee thing | |
| Long et al. | Design of substation temperature monitoring system based on wireless sensor networks | |
| CN203644201U (en) | ZigBee-based substation information monitoring system | |
| CN201491333U (en) | Interface connecting system for CAN bus network and wireless network | |
| TWI586097B (en) | A solar photovoltaic generation monitoring system and method thereof | |
| CN210402688U (en) | Photovoltaic power station wireless data acquisition system | |
| CN204575219U (en) | A kind of transformer station's In-Line Temperature Measure System based on 6LoWPAN | |
| Yujie et al. | Research and application of pv monitoring system based on zigbee and gprs | |
| CN207675888U (en) | 10kV vacuum switch state wireless monitor systems based on Android terminal | |
| CN104683992A (en) | Novel wireless communication system supporting electricity information collecting system and networking method thereof | |
| CN206099359U (en) | Photovoltaic power plant optimizing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191218 Address after: 214000 28 Weiming Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Aerospace new weather Technology Co., Ltd Address before: Jinxi road Binhu District 214027 Jiangsu city of Wuxi province No. 100 Patentee before: Jiangsu Provincial Radio Inst Co., Ltd. |
|
| TR01 | Transfer of patent right |