CN105606175A - Oil volume change monitoring method based on Beidou communication vehicle communication terminal - Google Patents
Oil volume change monitoring method based on Beidou communication vehicle communication terminal Download PDFInfo
- Publication number
- CN105606175A CN105606175A CN201610179421.4A CN201610179421A CN105606175A CN 105606175 A CN105606175 A CN 105606175A CN 201610179421 A CN201610179421 A CN 201610179421A CN 105606175 A CN105606175 A CN 105606175A
- Authority
- CN
- China
- Prior art keywords
- oil plant
- big dipper
- signal
- module
- communication
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F22/00—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for
- G01F22/02—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for involving measurement of pressure
-
- 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
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention provides an oil volume change monitoring method based on Beidou communication vehicle communication terminal, and relates to an oil volume change monitoring method. The method is capable of achieving the purpose of real-time monitoring of a volume change of oil in the transport process. The oil volume change monitoring method comprises a vehicle terminal, a Beidou communication unit and a collection system, wherein the Beidou communication unit communicates with a Beidou communication satellite; a GPRS module is arranged at the vehicle terminal for achieving remote wireless communication; a Beidou positioning module is arranged to quickly and effectively position the position, so that the navigation reliability of the vehicle terminal is improved. Meanwhile, by a WiFi module area network, calculation of the oil volume change is achieved through an algorithm and accurate monitoring of the oil in the transport process is achieved. When the oil volume changes, the changed volume is transmitted to the vehicle communication terminal for displaying and alarming, therefore, the oil volume change monitoring method is suitable for the oil in the transport process.
Description
Technical field
The present invention relates to a kind of oil plant Volume Changes monitoring method.
Background technology
Beidou satellite navigation system is Chinese independent development, autonomous operation other are the mutual use of pernicious system compatible with the worldGPS, Beidou satellite navigation system function improves precision, highly reliable location, navigation and time service service,Also possessing short message communication, differential service and integrity service characteristics, is that National Security of China, economy and social fierce battle can notOr the great space fundamental facilities lacking.
Existing oil plant harvester can be realized the central enclosed conveying of communications and transportation, still, in the process of transport, there is noMethod realizes real-time monitored, especially as oil plant, gas dangerous material, often can in transportation, occur the danger such as blast.
Summary of the invention
The present invention is in order to realize the object to oil plant real-time monitoring of Volume Changes in transportation, proposed a kind of based onThe oil plant Volume Changes monitoring method of Big Dipper communication vehicle communication terminal.
Oil plant monitoring method based on Big Dipper communication vehicle communication terminal of the present invention, the method utilization is based on Big Dipper communicationThe oil plant acquisition system of vehicle communication terminal realizes, and this system comprises vehicle communication terminal, Big Dipper communication unit and acquisition system,Described vehicle communication terminal comprises that Big Dipper locating module 1, WiFi module 2, memory 3, display module 5, touch-control are aobviousShow screen 6, controller 7, GPRS module 8 and a serial port module 9;
The signal input part of memory 3 connects the memory data signal output of a controller 7, the signal of USB interface 4I/O connects the data input/output terminal of a controller 7, and the display control signal input of display module 5 connectsThe display control signal output of a controller 7, the display output connection touching display screen 6 of display module 5Display input, the operating control signal output of touching display screen 6 connects the operating control signal of a controller 7Input, the signal of communication input/output terminal of GPRS module 8 connects the signal of communication I/O of a controller 7; BaseAlso comprise Big Dipper communication unit and Big Dipper locating module 1 in Big Dipper communication vehicle communication terminal Internet of things system; Big Dipper positioning moduleThe framing signal output of piece 1 connects the framing signal input of a controller 7, the signal output of a WiFi module 2Input connects the wireless signal I/O of a controller 7 of vehicle communication terminal;
Big Dipper communication unit comprises No. two serial port module 10, power module 11, buffer 12, Big Dipper communication module 13, adjustsSwitch 14 processed and communication card circuit 15;
The signal of communication input/output terminal of Big Dipper communication module 13 is by serial port module 9 and No. two serial port module 10 and carA controller 7 Big Dipper signal of communication I/Os that carry communication terminal connect the data buffer storage signal of Big Dipper communication module 13The signal input part of output Connection Cache device 12, communication card circuit 15, for Big Dipper communication card is installed, is defended with Big Dipper communicationStar carries out radio communication, and the signal of communication input of the signal input output end of communication card circuit 15 and Big Dipper communication module 13 is defeatedGo out end and connect, modulation switch 14 opens or closes for the power supply of controlling Big Dipper communication module 13, and power module 11 is used to the Big DipperCommunication module 13 is powered;
Acquisition system comprises tank gage 16, No. two WiFi modules 18 and No. two controllers 19;
Tank gage 16 is arranged in oil plant case, and tank gage 16 is for gathering the liquid level signal in oil plant case, the letter of tank gage 16Number output connects the liquid level signal input of No. two controllers 19, and the material monitor signal output of No. two controllers 19 connectsConnect the signal input part of No. two WiFi modules 18, No. two WiFi modules 18 and a WiFi module 2 are carried out radio communication;
The concrete steps of the oil plant Volume Changes monitoring method based on Big Dipper communication vehicle communication terminal:
Step 1, employing tank gage 16 gather the liquid level signal in oil plant case, and by the liquid level signal in the oil plant case gathering,Be sent to controller 19 No. two;
Liquid level signal in the oil plant case that step 2, No. two controller 19 receptions gather, and the mover of tank gage 16 is changed16 system Data Analysis convert, obtain 10 system liquid level data;
Step 3, No. two controllers 19 utilize any one the data YDA in the 10 system liquid level data that step 2 obtains,Determine the dead-center position of tank gage 16;
The dead-center position of described definite tank gage 16 obtains concrete grammar: to receive 10 system liquid level data in any oneThe gauge point A on tank gage of data YDA, utilization dipstick is measured the liquid level YA of described some A, obtains tank gage 16 and measuresThe liquid level position YC:YC=YA-YDA that zero point, corresponding oil dipstick was measured; If YA>YDA, YC is being for just, if YA<YDA,YC is for negative;
Step 4, the liquid level data YD and the formula that utilize tank gage 16 to measure in real time: YZ=YD+YC, determine liquid in oil plant caseThe physical location YZ of face;
Step 5, utilize formula L=(K*YZ+b), obtain in transportation the variable quantity L of oil mass actual volume in oil plant case;
Wherein, K=(YA2-YA1)/(XA2-XA1), YA1 and YA2 are the height value of twice employing ullage table measurement liquid level;XA1 is the volume of oil plant while adopting ullage table to measure the height of liquid level to be YA1, and XA2 adopts ullage table to measure the height of liquid levelThe volume of oil plant during for YA2; B=(YA1-XA1*K) is base oil value;
Step 6, No. two controllers 19 pass through No. two WiFi modules 18 by oil plant Volume Changes signal in oil plant case and oil plant caseInterior oil plant volume signals is sent to vehicle communication terminal by a WiFi module 2;
Step 7, controller 7 of vehicle communication terminal receive oil plant Volume Changes signal and the interior oil plant of oil plant case in oil plant caseVolume signals, and it is aobvious to send in oil plant case in oil plant Volume Changes signal and oil plant case oil plant volume signals to touching display screen 6Show signal,, connect with Big Dipper communication unit and GPRS module 8 to long-range by Big Dipper communication unit and GPRS module 8 meanwhileThe monitor supervision platform connecing sends oil plant Volume Changes signal and the interior oil plant volume signals of oil plant case in oil plant case.
The present invention adopts Big Dipper communication unit pair to communicate with Big Dipper communications satellite, and is provided with GPRS at vehicle communication terminalModule realizes carries out long-range radio communication, and Big Dipper locating module is set, and fast and effectively self-position is positioned, and carriesThe high reliability of vehicle communication terminal navigation adopts WiFi modular assembly LAN simultaneously, receives in real time material acquisition systemThe material information sending. Realize the object of monitoring in real time in oil plant or transportation, and realize oil plant volume by algorithmWhether variation is calculated, and realizes the precise monitoring to oil plant in transportation, in the time there is oil plant Volume Changes, will changeVolume occurs show and report to the police to vehicle communication terminal.
Brief description of the drawings
Fig. 1 is the theory diagram of the oil plant acquisition system based on Big Dipper communication vehicle communication terminal of the present invention;
Fig. 2 is the flow chart of the oil plant Volume Changes monitoring method based on Big Dipper communication vehicle communication terminal of the present invention.
Detailed description of the invention
Detailed description of the invention one, in conjunction with Fig. 1 and Fig. 2, present embodiment is described, described in present embodiment based on Big Dipper communicationThe oil plant Volume Changes monitoring method of vehicle communication terminal, the oil plant of the method utilization based on Big Dipper communication vehicle communication terminal adoptedCollecting system is realized, and this system comprises vehicle communication terminal, Big Dipper communication unit and acquisition system, described vehicle communication terminal bagDraw together Big Dipper locating module 1, WiFi module 2, memory 3, display module 5, touching display screen 6, a controller7, GPRS module 8 and a serial port module 9;
The signal input part of memory 3 connects the memory data signal output of a controller 7, the signal of USB interface 4I/O connects the data input/output terminal of a controller 7, and the display control signal input of display module 5 connectsThe display control signal output of a controller 7, the display output connection touching display screen 6 of display module 5Display input, the operating control signal output of touching display screen 6 connects the operating control signal of a controller 7Input, the signal of communication input/output terminal of GPRS module 8 connects the signal of communication I/O of a controller 7; BaseAlso comprise Big Dipper communication unit and Big Dipper locating module 1 in Big Dipper communication vehicle communication terminal Internet of things system; Big Dipper positioning moduleThe framing signal output of piece 1 connects the framing signal input of a controller 7, the signal output of a WiFi module 2Input connects the wireless signal I/O of a controller 7 of vehicle communication terminal;
Big Dipper communication unit comprises No. two serial port module 10, power module 11, buffer 12, Big Dipper communication module 13, adjustsSwitch 14 processed and communication card circuit 15;
The signal of communication input/output terminal of Big Dipper communication module 13 is by serial port module 9 and No. two serial port module 10 and carA controller 7 Big Dipper signal of communication I/Os that carry communication terminal connect the data buffer storage signal of Big Dipper communication module 13The signal input part of output Connection Cache device 12, communication card circuit 15, for Big Dipper communication card is installed, is defended with Big Dipper communicationStar carries out radio communication, and the signal of communication input of the signal input output end of communication card circuit 15 and Big Dipper communication module 13 is defeatedGo out end and connect, modulation switch 14 opens or closes for the power supply of controlling Big Dipper communication module 13, and power module 11 is used to the Big DipperCommunication module 13 is powered;
Acquisition system comprises tank gage 16, No. two WiFi modules 18 and No. two controllers 19;
Tank gage 16 is arranged in oil plant case, and tank gage 16 is for gathering the liquid level signal in oil plant case, the letter of tank gage 16Number output connects the liquid level signal input of No. two controllers 19, and the material monitor signal output of No. two controllers 19 connectsConnect the signal input part of No. two WiFi modules 18, No. two WiFi modules 18 and a WiFi module 2 are carried out radio communication;
The concrete steps of the oil plant Volume Changes monitoring method based on Big Dipper communication vehicle communication terminal:
Step 1, employing tank gage 16 gather the liquid level signal in oil plant case, and by the liquid level signal in the oil plant case gathering,Be sent to controller 19 No. two;
Liquid level signal in the oil plant case that step 2, No. two controller 19 receptions gather, and the mover of tank gage 16 is changed16 system Data Analysis convert, obtain 10 system liquid level data;
Step 3, No. two controllers 19 utilize any one the data YDA in the 10 system liquid level data that step 2 obtains,Determine the dead-center position of tank gage 16;
The dead-center position of described definite tank gage 16 obtains concrete grammar: to receive 10 system liquid level data in any oneThe gauge point A on tank gage of data YDA, utilization dipstick is measured the liquid level YA of described some A, obtains tank gage 16 and measuresThe liquid level position YC:YC=YA-YDA that zero point, corresponding oil dipstick was measured; If YA>YDA, YC is being for just, if YA<YDA,YC is for negative; Actual measurement data is as table 1;
Step 4, the liquid level data YD and the formula that utilize tank gage 16 to measure in real time: YZ=YD+YC, determine liquid in oil plant caseThe physical location YZ of face;
Step 5, utilize formula L=(K*YZ+b), obtain in transportation the variable quantity L of oil mass actual volume in oil plant case;
Wherein, K=(YA2-YA1)/(XA2-XA1), YA1 and YA2 are the height value of twice employing ullage table measurement liquid level;XA1 is the volume of oil plant while adopting ullage table to measure the height of liquid level to be YA1, and XA2 adopts ullage table to measure the height of liquid levelThe volume of oil plant during for YA2; B=(YA1-XA1*K) is base oil value;
Step 6, No. two controllers 19 pass through No. two WiFi modules 18 by oil plant Volume Changes signal in oil plant case and oil plant caseInterior oil plant volume signals is sent to vehicle communication terminal by a WiFi module 2;
Step 7, controller 7 of vehicle communication terminal receive oil plant Volume Changes signal and the interior oil plant of oil plant case in oil plant caseVolume signals, and it is aobvious to send in oil plant case in oil plant Volume Changes signal and oil plant case oil plant volume signals to touching display screen 6Show signal,, connect with Big Dipper communication unit and GPRS module 8 to long-range by Big Dipper communication unit and GPRS module 8 meanwhileThe monitor supervision platform connecing sends oil plant Volume Changes signal and the interior oil plant volume signals of oil plant case in oil plant case.
Table 1 for ullage table measure liquid level value and the bulking value of oil plant case obtain mapping table, the range of ullage table is1300mm, oil tank cumulative volume 3200L.
Table 1
| Liquid level YAmm | The volume L of current oil mass |
| 0 | 0 |
| 33 | 20 |
| 120 | 220 |
| 217 | 420 |
| 295 | 620 |
| 369 | 820 |
| 441 | 1020 |
| 517 | 1220 |
| 586 | 1420 |
| 621 | 1520 |
| 657 | 1620 |
| 732 | 1820 |
| 802 | 2020 |
| 875 | 2220 |
| 950 | 2420 |
| 986 | 2520 |
| 1025 | 2620 |
| 1192 | 3020 |
| 1276 | 3170 |
Detailed description of the invention two, present embodiment be to described in detailed description of the invention one based on Big Dipper communication vehicle communication terminalThe further illustrating of oil plant monitoring method, it also comprises USB interface 4, the signal input output end of USB interface 4 connects oneThe data input/output terminal of number controller 7.
USB interface described in present embodiment is realized data is copied by data such as USB flash disks, preserves and detects data.
Claims (2)
1. the oil plant Volume Changes monitoring method based on Big Dipper communication vehicle communication terminal, the method utilization is based on Big Dipper communication vanThe oil plant acquisition system of carrying communication terminal realizes, and this system comprises vehicle communication terminal, Big Dipper communication unit and acquisition system,Described vehicle communication terminal comprise Big Dipper locating module (1), a WiFi module (2), memory (3), display module (5),Touching display screen (6), a controller (7), GPRS module (8) and a serial port module (9);
The signal input part of memory (3) connects the memory data signal output of a controller (7), USB interface (4)Signal I/O connect the data input/output terminal of a controller (7), the demonstration control letter of display module (5)Number input connects the display control signal output of a controller (7), the display output of display module (5)Connect the display input of touching display screen (6), the operating control signal output of touching display screen (6) connects oneThe operating control signal input of number controller (7), the signal of communication input/output terminal of GPRS module (8) connects a controlThe signal of communication I/O of device processed (7); Also comprise Big Dipper communication based on Big Dipper communication vehicle communication terminal Internet of things systemUnit and Big Dipper locating module (1); The framing signal output of Big Dipper locating module (1) connects a controller (7)Framing signal input, the signal I/O of a WiFi module (2) connects a controller (7) of vehicle communication terminalWireless signal I/O;
Big Dipper communication unit comprises No. two serial port module (10), power module (11), buffer (12), Big Dipper communication module(13), modulation switch (14) and communication card circuit (15);
The signal of communication input/output terminal of Big Dipper communication module (13) is by a serial port module (9) and No. two serial port module (10)Be connected the number of Big Dipper communication module (13) with a controller (7) Big Dipper signal of communication I/O of vehicle communication terminalAccording to the signal input part of buffered signal output Connection Cache device (12), communication card circuit (15) is for installing Big Dipper communicationCard, carries out radio communication with Big Dipper communications satellite, the signal input output end of communication card circuit (15) and Big Dipper communication module(13) signal of communication input/output terminal connects, and modulation switch (14) is for controlling the power supply of Big Dipper communication module (13)Open or close, power module (11) is used to Big Dipper communication module (13) power supply;
Acquisition system comprises tank gage (16), No. two WiFi modules (18) and No. two controllers (19);
Tank gage (16) is arranged in oil plant case, and tank gage (16) is for gathering the liquid level signal in oil plant case, tank gage(16) signal output part connects the liquid level signal input of No. two controllers (19), the material of No. two controllers (19)Monitor signal output connects the signal input part of No. two WiFi modules (18), No. two WiFi modules (18) and a WiFiModule (2) is carried out radio communication;
It is characterized in that the concrete steps of the oil plant Volume Changes monitoring method based on Big Dipper communication vehicle communication terminal:
Step 1, employing tank gage (16) gather the liquid level signal in oil plant case, and by the liquid level letter in the oil plant case gatheringNumber, be sent to No. two controllers (19);
Step 2, No. two controllers (19) receive the liquid level signal in the oil plant case gathering, and moving tank gage (16)The 16 system Data Analysis that son changes convert, and obtain 10 system liquid level data;
Step 3, No. two controllers (19) utilize step 2 obtain 10 system liquid level data in any one data YDA,Determine the dead-center position of tank gage (16);
The dead-center position of described definite tank gage (16) obtains concrete grammar: to any one in the 10 system liquid level data that receiveThe gauge point A on tank gage of individual data YDA, utilization dipstick is measured the liquid level YA of described some A, obtains tank gage (16)The liquid level position YC:YC=YA-YDA that zero point, corresponding oil dipstick was measured measuring; If YA > YDA, YC is being for just,If YA < YDA, YC is for negative;
Step 4, the liquid level data YD and the formula that utilize tank gage (16) to measure in real time: YZ=YD+YC, determine oil plantThe physical location YZ of liquid level in case;
Step 5, utilize formula L=(K*YZ+b), obtain in transportation the variable quantity L of oil mass actual volume in oil plant case;
Wherein, K=(YA2-YA1)/(XA2-XA1), YA1 and YA2 are the height value of twice employing ullage table measurement liquid level;XA1 is the volume of oil plant while adopting ullage table to measure the height of liquid level to be YA1, and XA2 adopts ullage table to measure the height of liquid levelThe volume of oil plant during for YA2; B=(YA1-XA1*K) is base oil value;
Step 6, No. two controllers (19) by No. two WiFi modules (18) by oil plant Volume Changes signal in oil plant case andIn oil plant case, oil plant volume signals is sent to vehicle communication terminal by a WiFi module (2);
Step 7, a controller of vehicle communication terminal (7) receive oil plant Volume Changes signal and the interior oil of oil plant case in oil plant caseMaterial volume signals, and send oil plant Volume Changes signal and the interior oil plant volume letter of oil plant case in oil plant case to touching display screen (6)Number display, meanwhile, by Big Dipper communication unit and GPRS module (8) to long-range and Big Dipper communication unit and GPRS mouldThe monitor supervision platform that piece (8) connects sends oil plant Volume Changes signal and the interior oil plant volume signals of oil plant case in oil plant case.
2. the oil plant Volume Changes monitoring method based on Big Dipper communication vehicle communication terminal according to claim 1, its spyLevy and be, it also comprises USB interface (4), and the signal input output end of USB interface (4) connects a controller (7)Data input/output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179421.4A CN105606175A (en) | 2016-03-25 | 2016-03-25 | Oil volume change monitoring method based on Beidou communication vehicle communication terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179421.4A CN105606175A (en) | 2016-03-25 | 2016-03-25 | Oil volume change monitoring method based on Beidou communication vehicle communication terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105606175A true CN105606175A (en) | 2016-05-25 |
Family
ID=55986297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610179421.4A Pending CN105606175A (en) | 2016-03-25 | 2016-03-25 | Oil volume change monitoring method based on Beidou communication vehicle communication terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105606175A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908113A (en) * | 2017-02-24 | 2017-06-30 | 北京中位科技有限公司 | Vehicle fuel tank fuel quantity monitoring method and system |
| CN106908115A (en) * | 2017-02-24 | 2017-06-30 | 北京中位科技有限公司 | Vehicle fuel tank fuel quantity scaling method and system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811229A (en) * | 2011-05-30 | 2012-12-05 | 中国石油化工股份有限公司北京石油分公司 | Closed loading and unloading oil tank truck measuring and monitoring system |
| CN103034200A (en) * | 2012-12-11 | 2013-04-10 | 南京富岛信息工程有限公司 | On-line computation device utilizing liquid level method for computing storage tank oil gas liquid chemical weight |
| CN203116869U (en) * | 2012-12-27 | 2013-08-07 | 长安大学 | Dangerous goods vehicle tank temperature and liquid level monitoring terminal |
| CN203299639U (en) * | 2013-06-28 | 2013-11-20 | 青岛利发科工贸有限公司 | Monitoring system for transport of road dangerous goods based on the Big dipper |
| CN104050555A (en) * | 2014-07-06 | 2014-09-17 | 山东天海科技股份有限公司 | Beidou car networking logistics information service platform |
| CN104091375A (en) * | 2014-06-08 | 2014-10-08 | 山东天海科技股份有限公司 | A vehicle network monitoring system based on a Beidou positioning system |
| CN204086943U (en) * | 2014-07-01 | 2015-01-07 | 江汉大学 | Harmful influence transport monitor system |
| CN204597960U (en) * | 2015-05-29 | 2015-08-26 | 中水银星科技（北京）有限公司 | Hydrographic water resource data transaction board and system |
-
2016
- 2016-03-25 CN CN201610179421.4A patent/CN105606175A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811229A (en) * | 2011-05-30 | 2012-12-05 | 中国石油化工股份有限公司北京石油分公司 | Closed loading and unloading oil tank truck measuring and monitoring system |
| CN103034200A (en) * | 2012-12-11 | 2013-04-10 | 南京富岛信息工程有限公司 | On-line computation device utilizing liquid level method for computing storage tank oil gas liquid chemical weight |
| CN203116869U (en) * | 2012-12-27 | 2013-08-07 | 长安大学 | Dangerous goods vehicle tank temperature and liquid level monitoring terminal |
| CN203299639U (en) * | 2013-06-28 | 2013-11-20 | 青岛利发科工贸有限公司 | Monitoring system for transport of road dangerous goods based on the Big dipper |
| CN104091375A (en) * | 2014-06-08 | 2014-10-08 | 山东天海科技股份有限公司 | A vehicle network monitoring system based on a Beidou positioning system |
| CN204086943U (en) * | 2014-07-01 | 2015-01-07 | 江汉大学 | Harmful influence transport monitor system |
| CN104050555A (en) * | 2014-07-06 | 2014-09-17 | 山东天海科技股份有限公司 | Beidou car networking logistics information service platform |
| CN204597960U (en) * | 2015-05-29 | 2015-08-26 | 中水银星科技（北京）有限公司 | Hydrographic water resource data transaction board and system |
Non-Patent Citations (1)
| Title |
|---|
| 北京国翼恒达导航科技有限公司: "GYM2003B北斗RDSS全功能通信模块使用说明书", 《百度文库》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908113A (en) * | 2017-02-24 | 2017-06-30 | 北京中位科技有限公司 | Vehicle fuel tank fuel quantity monitoring method and system |
| CN106908115A (en) * | 2017-02-24 | 2017-06-30 | 北京中位科技有限公司 | Vehicle fuel tank fuel quantity scaling method and system |
| CN106908115B (en) * | 2017-02-24 | 2019-11-26 | 北京中位科技有限公司 | Vehicle fuel tank fuel quantity scaling method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104237459A (en) | Portable air quality monitoring method and a portable air quality monitoring system | |
| CN204346638U (en) | A kind of pressure calibration/calibrating installation | |
| CN101878415B (en) | Process fluid pressure transmitter with pressure transient detection | |
| CN102721944B (en) | Distance-constraint-based electromagnetic and ultrasound wave combined positioning method for downholes | |
| CN204439608U (en) | Portable multiple-gas Intelligent Measurement alarm | |
| CN103134473A (en) | Wireless barometric leveling device and method | |
| CN205079674U (en) | Cannon performance detecting system | |
| CN104749659A (en) | Automatic meteorological station on-site checking instrument and method | |
| CN105445729A (en) | Unmanned plane three-dimensional flight track precision detection method and system | |
| CN105606175A (en) | Oil volume change monitoring method based on Beidou communication vehicle communication terminal | |
| CN105372650A (en) | Unmanned plane flight track precision detection method and device | |
| CN206698245U (en) | A kind of vehicle road test real time data acquisition transmitting device and system | |
| CN210014800U (en) | Temperature and humidity monitor capable of being remotely monitored | |
| CN105806505A (en) | GSM-based high-precision remote temperature monitoring system | |
| CN201440077U (en) | Detection and calibrating device of dangerous chemical transportation monitoring device | |
| CN103983862A (en) | Thunder early warning method based on wireless transmission and mobile internet honeycomb structure detector | |
| CN114095801A (en) | Automatic inspection system for 3D material state of coal bunker based on 5G technology | |
| CN104122570A (en) | Positioning method and device based on sensor | |
| CN205333073U (en) | Total powerstation based on GPS positioning system | |
| CN206269860U (en) | Flow sensor generates system with emulating image | |
| CN203037247U (en) | Wireless barometric leveling device | |
| CN103200261A (en) | Data wireless transmission remote monitoring measuring system and control method thereof | |
| RU2569908C2 (en) | Fuel consumption and vehicle motion mode monitoring device | |
| CN105632151A (en) | Industry on-site digital signal transmission method | |
| CN105785137A (en) | Mobile lightning detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160525 |