CN105486254A - Tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer - Google Patents
Tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer Download PDFInfo
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- CN105486254A CN105486254A CN201410469558.4A CN201410469558A CN105486254A CN 105486254 A CN105486254 A CN 105486254A CN 201410469558 A CN201410469558 A CN 201410469558A CN 105486254 A CN105486254 A CN 105486254A
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Abstract
The invention discloses an instrument which can measure the chest diameter of a tree, the height of the tree and the area of a standard forest land and organically combines the technology of multifunctional measurement of the standard forest land and the technology of data intelligent management. A tree measurement instrument designed in the invention achieves the measurement of the diameter of the tree through employing the technology of ultrasonic ranging, achieves the measurement of the height of the tree through employing an MEMS triaxial accelerometer sensor, achieves the statistics and management of measurement data through employing a Windows Embedded CE6.0 management system, and is an instrument which is formed by the combination of hardware and software based on the ultrasonic sensor and the MEMS triaxial accelerometer. The working principle of the measurement instrument mainly comprises two parts: employing the image and distance information collected through the MEMS triaxial accelerometer sensor and a digital camera, and measuring the height of the tree through employing a triangular measurement method; employing the ultrasonic sensor to transmit and receive ultrasonic waves, and measuring the diameter of the tree through employing the ultrasonic distance measuring principle.
Description
Technical field
the present invention relates to a kind of measuring equipment, particularly relate to a kind of tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer.
Background technology
the New Economy Era that 21 century is is principal character with the high-and-new science and technology industry of fast development and the unlimited information expanded.New Economy puts forward renewal, higher requirement to utilizing the forestry science and technology that the forest reserves are main task with protection, recovery and environmental protect and high-level efficiency.This problem, according to the needs of China's Management offorestry and logging operation, is developed one and is had and measure tree breast-height diameter, trees height, GPS location and fell the multi-functional tree measurement instrument such as forest zone area measurement, Tree management.By the exploitation of this instrument, use and promote by ensure forest harvesting operation further rationality, order, security, accelerate scientific, robotization and the modernization of forest management and logging operation.For a long time, China's Forest Resources management automation level is low, and tool and method falls behind very much, investigation once can spend a large amount of material resources, financial resources and manpower, and the process of data usually needs 1-2, the forest survey method of this backwardness, is often unable to catch up with development and the change of forest itself.In order to increase work efficiency, we need to improve the method for tree measurement.Along with the development of scientific and technological level, various electronic technology is widely used on forest inventory investigation.
Summary of the invention
the object of this invention is to provide and a kind ofly can measure tree breast-height diameter, trees height, the area in standard forest land and standard forest land multifunctional measuring technology with data intelligence administrative skill organically in conjunction with instrument.
the object of the present invention is achieved like this:
the present invention design tree measurement instrument be utilize ultrasonic measuring distance technology realize tree diameters measurement, utilize MEMS triaxial accelerometer sensor to realize the measurement of the height of trees, by WindowsEmbeddedCE6.0 management system, Commitment, Accounting and Management of Unit Supply is carried out to measurement data, mainly based on ultrasonic sensor and MEMS triaxial accelerometer by formed together with this combination of two of hardware and software instrument.The principle of work of measuring instrument mainly contains two parts: one is the image and range information that utilize mems accelerometer sensor and digital camera to gather, measures trees height by triangulation; Two is adopt ultrasonic sensor transmitting and receiving ultrasound wave, utilizes ultrasonic ranging principle to measure the diameter of trees.
hardware circuit design part mainly comprises S3C6410 minimum system, ultrasonic sensor range-measuring circuit, MEMS triaxial accelerometer sensor circuit; Software systems mainly include the modules such as Digital Image Processing module, ultrasonic distance measuring module, the fixed high module of MEMS triaxial accelerometer.
tree-walk identification module utilizes ultrasonic ranging principle to set up, main bag ultrasound wave transceiver circuit, serial communication circuit, LED display circuit etc.The launching and receiving of ultrasonic sensor has been controlled by S3C6410, calculate hyperacoustic velocity of propagation, just can determine with process the diameter of a cross-section of a tree trunk 1.3 meters above the ground measuring trees through the computing of S3C6410 development board according to the time of reflecting and the velocity of sound, and send LED to show result.Height of tree identification module mainly comprises MEMS acceleration sensor circuit, Digital image processing circuit etc.
tree-walk identification module workflow: first, we enter tree measurement instrument programming system, by system initialization, we write A/D converter image data program afterwards, ultrasonic sensor is utilized to measure a fixed range, it is as shown below that when data acquisition is not more than 4000 times, we write a circulation continuation image data, when the data of ultrasonic acquisition are greater than 4000 times, the data of ultrasonic sensor collection are averaged by we, the data obtained are recorded in ultrasonic sensor, the umber of pulse of each measurement will be no less than the square-wave pulse of 10 complete 40KHz.Timing, stops when ultrasonic receiver receives echoed signal meter for the moment immediately, by hyperacoustic transmission time t, obtains the height now measured, and send LED to show measurement result.
the workflow of height of tree identification module: first system is opened by we, initialization MEMS acceleration module, three pointers of accelerometer instrument are controlled by adjustment programme, and then obtain the height of trees, concrete operations are as follows: first utilize tape to measure the distance of L in trunk to the distance i.e. figure of apparatus measures point, next MEMS triaxial accelerometer pointer maintains static by we, then makes 1 line in another pointer aligning figure make it aim at 2 lines in figure by adjustment the 3rd pointer.Utilize accelerometer to obtain the size of φ, then can obtain the height H of trees.
advantage of the present invention and effect:
the invention enables field of forestry to be popularized in portable, automatic measurer, overcome the most function singleness of current tree measurement instrument, cause yield-power to fall behind, the problem that work efficiency is low.The measuring instrument of the present invention's design is easy to carry, simple to operate, and manpower and materials saved by alternative single-measurement instrument, can realize automatic reading and the record of data, have wider market popularization value.
Accompanying drawing explanation
fig. 1 is hardware system overall construction drawing;
fig. 2 is ultrasonic ranging process flow diagram;
fig. 3 is mems accelerometer program flow diagram.
Embodiment
below in conjunction with accompanying drawing citing, the present invention is described in more detail:
composition graphs 1, Fig. 1 is hardware system overall construction drawing.Based on the tree measurement instrument system of ultrasonic sensor and MEMS triaxial accelerometer, comprise hardware circuit, software systems, hardware circuit design part mainly comprises S3C6410 minimum system, ultrasonic sensor range-measuring circuit, MEMS triaxial accelerometer sensor circuit; Software systems mainly include the modules such as Digital Image Processing module, ultrasonic distance measuring module, the fixed high module of MEMS triaxial accelerometer.Tree-walk identification module utilizes ultrasonic ranging principle to set up, main bag ultrasound wave transceiver circuit, serial communication circuit, LED display circuit etc.The launching and receiving of ultrasonic sensor has been controlled by S3C6410, calculate hyperacoustic velocity of propagation, just can determine with process the diameter of a cross-section of a tree trunk 1.3 meters above the ground measuring trees through the computing of S3C6410 development board according to the time of reflecting and the velocity of sound, and send LED to show result.Height of tree identification module mainly comprises MEMS acceleration sensor circuit, Digital image processing circuit etc.
composition graphs 2, Fig. 2 is ultrasonic ranging process flow diagram.First, we enter tree measurement instrument programming system, by system initialization, we write A/D converter image data program afterwards, ultrasonic sensor is utilized to measure a fixed range, it is as shown below that when data acquisition is not more than 4000 times, we write a circulation continuation image data, when the data of ultrasonic acquisition are greater than 4000 times, the data of ultrasonic sensor collection are averaged by we, be recorded in ultrasonic sensor by the data obtained, each umber of pulse measured will be no less than the square-wave pulse of 10 complete 40KHz.Timing, stops when ultrasonic receiver receives echoed signal meter for the moment immediately, by hyperacoustic transmission time t, obtains the height now measured, and send LED to show measurement result.
composition graphs 3, Fig. 3 is mems accelerometer program flow diagram.The workflow of height of tree identification module: first system is opened by we, initialization MEMS acceleration module, three pointers of accelerometer instrument are controlled by adjustment programme, and then obtain the height of trees, concrete operations are as follows: first utilize tape to measure the distance of L in trunk to the distance i.e. figure of apparatus measures point, next MEMS triaxial accelerometer pointer maintains static by we, then makes 1 line in another pointer aligning figure make it aim at 2 lines in figure by adjustment the 3rd pointer.Utilize accelerometer to obtain the size of φ, then can obtain the height H of trees.
Claims (5)
1. the tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer, comprise hardware circuit, software systems, it is characterized in that: described hardware circuit comprises based on ultrasonic sensor, MEMS triaxial accelerometer, tree-walk identification module, height of tree identification module; Described hardware circuit design part mainly comprises S3C6410 minimum system, ultrasonic sensor range-measuring circuit, MEMS triaxial accelerometer sensor circuit; Software systems include Digital Image Processing module, ultrasonic distance measuring module, the fixed high module of MEMS triaxial accelerometer.
2. a kind of tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer according to claim 1, is characterized in that: described tree-walk identification module comprises ultrasound wave transceiver circuit, serial communication circuit, LED display circuit; Described height of tree identification module mainly comprises MEMS acceleration sensor circuit, Digital image processing circuit.
3. a kind of tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer according to claim 1, it is characterized in that: tree-walk identification module workflow: tree measurement instrument programming system, by system initialization, write A/D converter image data program, ultrasonic sensor is utilized to measure a fixed range, when data acquisition is not more than 4000 times, write a circulation and continue image data, when the data of ultrasonic acquisition are greater than 4000 times, the data of ultrasonic sensor collection are averaged, the data obtained are recorded in ultrasonic sensor, the umber of pulse of each measurement will be no less than the square-wave pulse of 10 complete 40KHz, timing, stops when ultrasonic receiver receives echoed signal meter for the moment immediately, by hyperacoustic transmission time t, obtains the height now measured, send LED to show measurement result.
4. a kind of tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer according to claim 1, it is characterized in that: the workflow of height of tree identification module: system is opened, initialization MEMS acceleration module, controlled three pointers of accelerometer instrument by adjustment programme, obtain the height of trees.
5. a kind of tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer according to claim 1, it is characterized in that: principle of work has two parts: the image one, utilizing mems accelerometer sensor and digital camera to gather and range information, measure trees height by triangulation; Two, adopt ultrasonic sensor transmitting and receiving ultrasound wave, utilize ultrasonic ranging principle to measure the diameter of trees.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410469558.4A CN105486254A (en) | 2014-09-16 | 2014-09-16 | Tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer |
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| CN201410469558.4A CN105486254A (en) | 2014-09-16 | 2014-09-16 | Tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865398A (en) * | 2016-05-25 | 2016-08-17 | 中国科学院地理科学与资源研究所 | High-precision tree diameter growth measuring instrument capable of measuring standing tree in any cross-sectional shape |
| CN108151800A (en) * | 2017-12-06 | 2018-06-12 | 哈工大机器人集团重庆普耀信息产业发展有限公司 | Ancient and famous trees monitoring terminal and its monitoring method |
| CN109211221A (en) * | 2017-07-04 | 2019-01-15 | 安德烈·斯蒂尔股份两合公司 | For measuring the method and Forest Evolution System of the orientation of the section for the trees cut down |
| CN113959479A (en) * | 2021-10-20 | 2022-01-21 | 中国科学院地理科学与资源研究所 | Standing tree phenological monitoring device and method based on trunk swinging acceleration |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0298663A (en) * | 1988-10-05 | 1990-04-11 | Koden Electron Co Ltd | Method for measuring and detecting tree and its device |
| DE4408970A1 (en) * | 1993-04-30 | 1994-11-03 | Siemens Ag | Device for detecting the diameter and / or the position of the center of a round object |
| CN201463855U (en) * | 2009-07-13 | 2010-05-12 | 哈尔滨新海德科贸有限公司 | Ultrasonic diameter gauge |
| CN102072695A (en) * | 2010-11-19 | 2011-05-25 | 哈尔滨工程大学 | Measuring device and measuring method for tree |
| CN202018288U (en) * | 2011-05-09 | 2011-10-26 | 东北林业大学 | Tree height measuring device |
| CN102506719A (en) * | 2011-11-01 | 2012-06-20 | 浙江大学 | Height gauge for measuring height of trees |
| CN102589504A (en) * | 2012-02-29 | 2012-07-18 | 浙江大学 | Online measuring device for diameter of tree in growth |
| CN103587236A (en) * | 2013-11-13 | 2014-02-19 | 江苏科思机电工程有限公司 | Ink height detecting method and automatic ink adding device |
| CN203744936U (en) * | 2013-12-03 | 2014-07-30 | 南京森林警察学院 | Standing tree diameter measuring device |
-
2014
- 2014-09-16 CN CN201410469558.4A patent/CN105486254A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0298663A (en) * | 1988-10-05 | 1990-04-11 | Koden Electron Co Ltd | Method for measuring and detecting tree and its device |
| DE4408970A1 (en) * | 1993-04-30 | 1994-11-03 | Siemens Ag | Device for detecting the diameter and / or the position of the center of a round object |
| CN201463855U (en) * | 2009-07-13 | 2010-05-12 | 哈尔滨新海德科贸有限公司 | Ultrasonic diameter gauge |
| CN102072695A (en) * | 2010-11-19 | 2011-05-25 | 哈尔滨工程大学 | Measuring device and measuring method for tree |
| CN202018288U (en) * | 2011-05-09 | 2011-10-26 | 东北林业大学 | Tree height measuring device |
| CN102506719A (en) * | 2011-11-01 | 2012-06-20 | 浙江大学 | Height gauge for measuring height of trees |
| CN102589504A (en) * | 2012-02-29 | 2012-07-18 | 浙江大学 | Online measuring device for diameter of tree in growth |
| CN103587236A (en) * | 2013-11-13 | 2014-02-19 | 江苏科思机电工程有限公司 | Ink height detecting method and automatic ink adding device |
| CN203744936U (en) * | 2013-12-03 | 2014-07-30 | 南京森林警察学院 | Standing tree diameter measuring device |
Non-Patent Citations (1)
| Title |
|---|
| 关强等: "基于超声测距的定高树径测量仪的研究", 《东北林业大学学报》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865398A (en) * | 2016-05-25 | 2016-08-17 | 中国科学院地理科学与资源研究所 | High-precision tree diameter growth measuring instrument capable of measuring standing tree in any cross-sectional shape |
| CN109211221A (en) * | 2017-07-04 | 2019-01-15 | 安德烈·斯蒂尔股份两合公司 | For measuring the method and Forest Evolution System of the orientation of the section for the trees cut down |
| CN109211221B (en) * | 2017-07-04 | 2024-02-02 | 安德烈·斯蒂尔股份两合公司 | Method and forest system for determining the orientation of a section of a tree that is cut down |
| CN108151800A (en) * | 2017-12-06 | 2018-06-12 | 哈工大机器人集团重庆普耀信息产业发展有限公司 | Ancient and famous trees monitoring terminal and its monitoring method |
| CN113959479A (en) * | 2021-10-20 | 2022-01-21 | 中国科学院地理科学与资源研究所 | Standing tree phenological monitoring device and method based on trunk swinging acceleration |
| CN113959479B (en) * | 2021-10-20 | 2024-04-26 | 中国科学院地理科学与资源研究所 | Living tree climate monitoring device and method based on trunk swing acceleration |
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