CN110568465A - GPS-based intelligent vehicle positioning system and method - Google Patents
GPS-based intelligent vehicle positioning system and method Download PDFInfo
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- CN110568465A CN110568465A CN201910886299.8A CN201910886299A CN110568465A CN 110568465 A CN110568465 A CN 110568465A CN 201910886299 A CN201910886299 A CN 201910886299A CN 110568465 A CN110568465 A CN 110568465A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/35—Constructional details or hardware or software details of the signal processing chain
- G01S19/37—Hardware or software details of the signal processing chain
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Automation & Control Theory (AREA)
- Navigation (AREA)
- Traffic Control Systems (AREA)
Abstract
the invention discloses an intelligent vehicle positioning system and method based on a GPS (global positioning system), belonging to the field of power transmission line protection.A STM32 single-chip microcomputer system receives an awakening signal and controls a power supply module to awaken a GPS positioning module and a GPRS (general packet radio service) module; the GPS/Beidou positioning module acquires positioning information and transmits the positioning information to the STM32 series single chip microcomputer system; the STM32 single chip microcomputer system is connected with the Internet through a GPRS module and uploads positioning information and alarm information to a server; the invention has the characteristics of reasonable design, simple structure, firmness and stability, and mainly detects whether vehicles enter the region range of the drawn line or not, thereby achieving the purpose of protecting the power transmission line.
Description
Technical Field
the invention relates to an intelligent vehicle positioning system and method based on a GPS, which are mainly applied to the field of power transmission line protection.
background
with the rapid development of domestic economy, the sudden increase of power consumption and the continuous improvement of the requirements of users on power supply reliability, the domestic safety requirements on the transformer substation are more and more obvious. The transformer substation is used as a junction and a transfer station of power transmission, is responsible for the task of voltage transmission, is distributed in a distributed manner for reasonably distributing power consumption layout, and is relatively dense in a city. Along with the popularization of unattended transformer substations, most of stations are unattended, particularly stations in urban areas are all unattended, so that certain potential safety hazards are brought when construction operation is carried out in some large-scale construction vehicle transformer substations and the stations enter a range without high-voltage protection carelessly, property loss is brought to people, and physical injuries are brought to people.
Disclosure of Invention
According to the defects in the prior art, the problems to be solved by the invention are as follows: the GPS-based intelligent vehicle positioning system and method are reasonable in design, simple in structure, firm and stable, and mainly used for detecting whether a vehicle enters an area range of a drawn line or not so as to achieve the purpose of protecting a power transmission line.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention provides an intelligent vehicle positioning system based on a GPS (global positioning system), which comprises a wake-up module, a power supply module, a control module, a GPRS (general packet radio service) module, a GPS/Beidou positioning module and a server, wherein the wake-up module is used for waking up a vehicle; the control module adopts an STM32 series single chip microcomputer system, the awakening module comprises Hall sensors arranged on vehicle wheels, and the Hall sensors acquire wheel motion signals and transmit the wheel motion signals to the STM32 single chip microcomputer system; the STM32 single chip microcomputer system receives a wake-up signal and controls the power supply module to wake up the GPS positioning module and the GPRS module; the GPS/Beidou positioning module acquires positioning information and transmits the positioning information to the STM32 series single chip microcomputer system; the STM32 single chip microcomputer system is connected with the Internet through a GPRS module and uploads positioning information and alarm information to a server;
The STM32 single chip microcomputer system and the GPS/Beidou positioning module are arranged in a shell, the GPS/Beidou positioning module is connected with an antenna arranged outside the shell through a lead, and the antenna is a direct-insert type onboard ceramic antenna; the power module supplies power to the awakening module, the STM32 single chip microcomputer system, the GPRS module and the GPS/Beidou positioning module.
As a preferred embodiment: the awakening module comprises a vibration sensor electrically connected with the STM32 single chip microcomputer system; the vibration sensor generates a wake-up signal after sensing the vibration of the vehicle and transmits the wake-up signal to the STM32 single chip microcomputer system.
As a preferred embodiment: the STM32 single chip microcomputer system controls the work or dormancy of the GPS/Beidou positioning module and the GPRS module by controlling the on-off of the MOS tube.
As a preferred embodiment: the power module adopts a lithium battery and solar cell panel double power supply mode to supply power.
The GPS-based intelligent vehicle positioning method comprises the following steps: the method comprises the following steps:
The method comprises the following steps:
(1) A worker self-defines a working area and an alarm mode;
(2) Detecting whether the vehicle is static or not, if the static time exceeds 5 minutes, enabling the GPS/Beidou positioning module and the GPRS module to enter a dormant state, and supplying power in a solar power supply mode;
(3) when the vehicle moves, namely the vehicle vibration sensor or the Hall sensor on the wheel acquires signals, the GPS/Beidou positioning module automatically wakes up, and coordinates data are packaged and sent to the background server every 10S through an mqtt protocol;
(4) Comparing the real-time position information of the vehicle provided by the GPS/Beidou positioning module on the vehicle with the working area information stored in the database, and judging whether the vehicle enters a forbidden area or not; when the vehicle enters the prohibited area, warning information will be generated.
as a preferable scheme, the step (1) is specifically as follows:
The method comprises the steps that a map is provided by user personnel at a WEB end and a mobile phone APP system, a user can draw a polygonal or circular working area on the map, and after the user confirms, geographic information of the set working area is stored in a database and is used as a reference for judging whether a vehicle is in the working area; meanwhile, the user determines the alarm condition;
As a preferable scheme, after the alarm information is generated in the step (4), the alarm information is accurately pushed to the user in real time through a contact way set by the user; meanwhile, the WEB end and the mobile phone APP system can display alarm information on a map, the track from the alarm time to the current time and the information of a working area are displayed on the map, and a user can visually and clearly see the relevant information.
as a preferable scheme, the alarm information is pushed to the user in a short message, mail or in-station mail mode through a contact mode set by the user.
the invention has the beneficial effects that:
the invention adopts a solar charging mode, can realize a multi-satellite navigation system such as GPS, BeiDou and QZSS, so that the acquired longitude and latitude are more accurate, and the error is about 3M through comparison with converted hundred-degree coordinates, the positioning is more accurate, the use is convenient, and the expansion is convenient for special requirements, for example, when a target vehicle is detected to enter a protection range, a background can automatically send a piece of information to nearby protection personnel, thereby achieving the function of rapidly reaching the field supervision; the invention can greatly reduce the accident that large construction vehicles touch the high-voltage line, thereby reducing casualties, public property loss and the like. Meanwhile, the inspection efficiency of protection personnel can be improved, and the productivity is improved. And this product adopts solar charging and lithium cell to mix the use design, reduces the number of times of charging, avoids charging the trouble.
Drawings
FIG. 1 is a schematic view of the structural connection of the present invention;
FIG. 2 is a diagram of the minimum system of the GPS/Beidou positioning module of the present invention;
FIG. 3 is a diagram of an embodiment of the present invention.
Detailed Description
example 1:
Referring to the attached drawings of the specification, the GPS-based intelligent vehicle positioning system comprises a wake-up module, a power module, a control module, a GPRS module, a GPS/Beidou positioning module and a server; the control module adopts an STM32 series single chip microcomputer system, the awakening module comprises Hall sensors arranged on vehicle wheels, and the Hall sensors acquire wheel motion signals and transmit the wheel motion signals to the STM32 single chip microcomputer system; the STM32 single chip microcomputer system receives a wake-up signal and controls the power supply module to wake up the GPS positioning module and the GPRS module; the GPS/Beidou positioning module acquires positioning information and transmits the positioning information to the STM32 series single chip microcomputer system; the STM32 single chip microcomputer system is connected with the Internet through a GPRS module and uploads positioning information and alarm information to a server;
the STM32 single chip microcomputer system and the GPS/Beidou positioning module are arranged in a shell, the GPS/Beidou positioning module is connected with an antenna arranged outside the shell through a lead, and the antenna is a direct-insert type onboard ceramic antenna; the power module supplies power to the awakening module, the STM32 single chip microcomputer system, the GPRS module and the GPS/Beidou positioning module.
As a preferred embodiment: the awakening module comprises a vibration sensor electrically connected with the STM32 single chip microcomputer system; the vibration sensor generates a wake-up signal after sensing the vibration of the vehicle and transmits the wake-up signal to the STM32 single chip microcomputer system.
As a preferred embodiment: the STM32 single chip microcomputer system controls the work or dormancy of the GPS/Beidou positioning module and the GPRS module by controlling the on-off of the MOS tube.
As a preferred embodiment: the power module adopts a lithium battery and solar cell panel double power supply mode to supply power.
A GPS-based intelligent vehicle positioning method is provided, comprising the following steps:
the method comprises the following steps:
(1) A worker self-defines a working area and an alarm mode;
(2) Detecting whether the vehicle is static or not, if the static time exceeds 5 minutes, enabling the GPS/Beidou positioning module and the GPRS module to enter a dormant state, and supplying power in a solar power supply mode;
(3) When the vehicle moves, namely the vehicle vibration sensor or the Hall sensor on the wheel acquires signals, the GPS/Beidou positioning module automatically wakes up, and coordinates data are packaged and sent to the background server every 10S through an mqtt protocol;
(4) Comparing the real-time position information of the vehicle provided by the GPS/Beidou positioning module on the vehicle with the working area information stored in the database, and judging whether the vehicle enters a forbidden area or not; when the vehicle enters the prohibited area, warning information will be generated.
As a preferable scheme, the step (1) is specifically as follows:
The method comprises the steps that a map is provided by user personnel at a WEB end and a mobile phone APP system, a user can draw a polygonal or circular working area on the map, and after the user confirms, geographic information of the set working area is stored in a database and is used as a reference for judging whether a vehicle is in the working area; meanwhile, the user determines the alarm condition;
As a preferred embodiment: after the alarm information is generated in the step (4), the alarm information is accurately pushed to the user in real time through a contact way set by the user; meanwhile, the WEB end and the mobile phone APP system can display alarm information on a map, the track from the alarm time to the current time and the information of a working area are displayed on the map, and a user can visually and clearly see the relevant information.
As a preferred embodiment: and the alarm information is pushed to the user in a short message, mail or in-station mail mode through the contact mode set by the user.
the invention detects the movement of the vehicle through the awakening module, when the vehicle moves, the awakening module immediately generates an awakening signal to awaken the STM32 single-chip microcomputer system, the STM32 single-chip microcomputer system powers on the GPS/Beidou dual-mode positioning module and the GPRS module through the MOS (metal oxide semiconductor) tube of the power supply module, the work of the GPS/Beidou dual-mode positioning module is recovered to position and monitor a moving target in time, and data is uploaded to the server through the GPRS module every 10 s.
The STM32 single chip microcomputer system obtains the positioning information and calculates the positioning longitude and latitude, compares the positioning information with a map preset in advance, and uploads the positioning time information and the like to the server for the staff to check and monitor at any time.
The STM32 single chip microcomputer system comprises a single chip microcomputer sleep mode and a single chip microcomputer working mode, and the STM32 single chip microcomputer system is used for sending the real-time positioning information acquired by the GPS module to the GPRS module in the single chip microcomputer working mode. The STM32 singlechip carries on Cortex-M3 microprocessor, and internal resources are abundant, include: 64KB SRAM, 512KB FLASH, 8 timers, 5 serial ports and other interfaces and resources, completely meet the needs of the invention, and have a great development space in the following function expansion. In addition, the supply voltage of the STM32 single chip microcomputer is only 3.3V, and a low-power-consumption sleep mode is arranged, so that the power consumption is extremely low when the system runs but does not need to send positioning information. The chip is provided with an independent crystal oscillator circuit, can reach 72M when in normal work, and is one of single-chip microcomputers with the highest running speed at present. STM32F103ZET6 has very short time from sleep mode to resume operation.
the vibration sensor is a normally closed vibration sensor, the output of the comparator is clean in signal, good in waveform, strong in driving capability and exceeds 15mA, the working voltage is 3.3V-5V, and the output form is digital on-off output (0 and 1) and is used for various vibration triggering functions, anti-theft alarm, intelligent car, earthquake alarm, motorcycle alarm and the like. Compared with a normally open type vibration sensor module, the module has longer vibration triggering time.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. an intelligent vehicle positioning system based on a GPS is characterized by comprising a wake-up module, a power supply module, a control module, a GPRS module, a GPS/Beidou positioning module and a server; the control module adopts an STM32 series single chip microcomputer system, the awakening module comprises Hall sensors arranged on vehicle wheels, and the Hall sensors acquire wheel motion signals and transmit the wheel motion signals to the STM32 single chip microcomputer system; the STM32 single chip microcomputer system receives a wake-up signal and controls the power supply module to wake up the GPS positioning module and the GPRS module; the GPS/Beidou positioning module acquires positioning information and transmits the positioning information to the STM32 series single chip microcomputer system; the STM32 single chip microcomputer system is connected with the Internet through a GPRS module and uploads positioning information and alarm information to a server;
The STM32 single chip microcomputer system and the GPS/Beidou positioning module are arranged in a shell, the GPS/Beidou positioning module is connected with an antenna arranged outside the shell through a lead, and the antenna is a direct-insert type onboard ceramic antenna; the power module supplies power to the awakening module, the STM32 single chip microcomputer system, the GPRS module and the GPS/Beidou positioning module.
2. a GPS-based intelligent vehicle positioning system as claimed in claim 1, wherein: the awakening module comprises a vibration sensor electrically connected with the STM32 single chip microcomputer system; the vibration sensor generates a wake-up signal after sensing the vibration of the vehicle and transmits the wake-up signal to the STM32 single chip microcomputer system.
3. A GPS-based intelligent vehicle positioning system as claimed in claim 1, wherein: the STM32 single chip microcomputer system controls the work or dormancy of the GPS/Beidou positioning module and the GPRS module by controlling the on-off of the MOS tube.
4. a GPS-based intelligent vehicle positioning system as claimed in claim 1, wherein: the power module adopts a lithium battery and solar cell panel double power supply mode to supply power.
5. the GPS-based intelligent vehicle positioning method of claim 1, wherein: the method comprises the following steps:
the method comprises the following steps:
(1) A worker self-defines a working area and an alarm mode;
(2) Detecting whether the vehicle is static or not, if the static time exceeds 5 minutes, enabling the GPS/Beidou positioning module and the GPRS module to enter a dormant state, and supplying power in a solar power supply mode;
(3) when the vehicle moves, namely the vehicle vibration sensor or the Hall sensor on the wheel acquires signals, the GPS/Beidou positioning module automatically wakes up, and coordinates data are packaged and sent to the background server every 10S through an mqtt protocol;
(4) Comparing the real-time position information of the vehicle provided by the GPS/Beidou positioning module on the vehicle with the working area information stored in the database, and judging whether the vehicle enters a forbidden area or not; when the vehicle enters the prohibited area, warning information will be generated.
6. the GPS-based intelligent vehicle positioning method according to claim 1, wherein the step (1) is specifically as follows:
the method comprises the steps that a map is provided by user personnel at a WEB end and a mobile phone APP system, a user can draw a polygonal or circular working area on the map, and after the user confirms, geographic information of the set working area is stored in a database and is used as a reference for judging whether a vehicle is in the working area; at the same time, the user determines the condition of the alarm.
7. The GPS-based intelligent vehicle positioning method according to claim 1, wherein after the alarm information is generated in the step (4), the alarm information is accurately pushed to a user in real time through a contact way set by the user; meanwhile, the WEB end and the mobile phone APP system can display alarm information on a map, the track from the alarm time to the current time and the information of a working area are displayed on the map, and a user can visually and clearly see the relevant information.
8. the GPS-based intelligent vehicle positioning method according to claim 1, wherein the alarm information is pushed to the user by means of short message, mail or in-station message through a contact way set by the user.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111970664A (en) * | 2020-08-31 | 2020-11-20 | 成都星联芯通科技有限公司 | Vehicle-mounted satellite multimode terminal based on satellite Internet of things |
CN112020015A (en) * | 2020-08-31 | 2020-12-01 | 成都星联芯通科技有限公司 | Logistics satellite multimode terminal based on satellite Internet of things and low-power consumption method |
-
2019
- 2019-09-19 CN CN201910886299.8A patent/CN110568465A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111970664A (en) * | 2020-08-31 | 2020-11-20 | 成都星联芯通科技有限公司 | Vehicle-mounted satellite multimode terminal based on satellite Internet of things |
CN112020015A (en) * | 2020-08-31 | 2020-12-01 | 成都星联芯通科技有限公司 | Logistics satellite multimode terminal based on satellite Internet of things and low-power consumption method |
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