CN103697916B - Virtual instrument of inertial measurement unit - Google Patents

Virtual instrument of inertial measurement unit Download PDF

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Publication number
CN103697916B
CN103697916B CN201310722337.9A CN201310722337A CN103697916B CN 103697916 B CN103697916 B CN 103697916B CN 201310722337 A CN201310722337 A CN 201310722337A CN 103697916 B CN103697916 B CN 103697916B
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CN
China
Prior art keywords
data
measurement unit
inertial measurement
acquisition mode
virtual instrument
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Application number
CN201310722337.9A
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Chinese (zh)
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CN103697916A (en
Inventor
牛跃
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河北汉光重工有限责任公司
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Priority to CN201310722337.9A priority Critical patent/CN103697916B/en
Publication of CN103697916A publication Critical patent/CN103697916A/en
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Publication of CN103697916B publication Critical patent/CN103697916B/en

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C25/00Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass

Abstract

The invention relates to a virtual instrument of an inertial measurement unit. The virtual instrument comprises a hardware structure, a software structure, a production system structure and a data source type acquisition mode, wherein the hardware structure comprises a host, a display, a keyboard, a mouse, a serial card, a gigabit switch and a data server; the software structure comprises a display control module, a communication module, a user module and a data server module; the production system structure comprises real equipment of the inertial measurement unit, a GPS (global position system), a log device, a height gauge, a computer, a data server, a moving carrier, a three-axis turntable with a calibrated north direction, and a laser tracker; the data source type acquisition mode comprises a turntable test data type acquisition mode and a vehicle-mounted test data type acquisition mode. According to the virtual instrument, the inertial measurement unit can be virtualized in various states, a real object of the inertial measurement unit can be replaced, and the experimental cost is greatly reduced.

Description

Virtual instrument of inertial measurement unit

Technical field

The present invention relates to belong to virtual instrument, the special test that particularly navigation system carries out testing and safeguarding sets Standby.

Background technology

Virtual instrument technique utilizes high performance modularized hardware exactly, and the software in conjunction with high efficient and flexible completes The application of various tests, measurement and automatization.Since within 1986, coming out, the engineer of countries in the world and Ke NI LabVIEW pattern development instrument has been used for the links in product design cycle by scholars the most, thus Improve product quality, shorten time of launch products, and improve product development and production efficiency. Use integrated virtual instrument environment to be connected with the signal of real world, analytical data to obtain practical information, Share information achievement, contribute to improving production efficiency in a big way.But the most it is not used in navigation system Property measuring unit virtual instrument.

Summary of the invention

In order to overcome the shortcoming of prior art, the present invention provides a kind of virtual instrument of inertial measurement unit, its energy Complete the Inertial Measurement Unit under various state virtual, substitute Inertial Measurement Unit in kind, be greatly saved reality Test cost.

The present invention solves its technical problem and is adopted the technical scheme that: include hardware configuration, software configuration, Manufacturing system structure and data source types acquisition mode;Described hardware configuration includes main frame, display, key Mus, serial port board, gigabit switch and data server;Described software configuration include display control module, Communication module, line module and data server module composition;Described manufacturing system structure includes that inertia is surveyed Amount unit real equipment, GPS, log, altimeter, computer, data server, mobile carrier, mark Surely there are three-axle table and the laser tracker of north orientation;Virtual instrument of inertial measurement unit simulation sport car data be by Total data and the altimeter data of navigation system are sent to industrial computer, after being processed by industrial computer category of model Upload to data server, build the data cell of test on the road of virtual instrument of inertial measurement unit with this; It is by whole total datas of navigation system, highly that data are waved at virtual instrument of inertial measurement unit simulation sea The data of instrument, laser tracker and three-axle table are sent to industrial computer, then upload to data server, with this Build the data cell of virtual instrument of inertial measurement unit sea trial;It is empty that user shares Inertial Measurement Unit Intend instrument data, by switch-access data server, obtain related data, and carry out analytical data with Obtain practical information, share information achievement, contribute to improving production efficiency in a big way;Described number Include that turntable tests data type acquisition mode, on-road emission test data type collection side according to Source Type acquisition mode Formula;Described turntable test data type acquisition mode: a), the integrity of detection equipment, installs inertia and surveys Amount unit is to three-axle table, it is ensured that it axially keeps consistent with level with turntable;B), inertia measurement list is opened Unit, three-axle table and collecting computer, have collecting computer to be sent to turntable and Inertial Measurement Unit synchronize arteries and veins Rush signal, after turntable and Inertial Measurement Unit receive pulse signal, send current information;C), operation turns Platform presses different operating mode, as positioned, waving, the rotation of fixed angles speed, certain acceleration rotation etc., with The initial time of each operation of Shi Jilu and finish time, in order to the regular process of later data;D), will note The data classification correct principle of record, puts in different data blocks, forms the test module of turntable with this;Described On-road emission test data type acquisition mode: a), detection equipment integrity, install Inertial Measurement Unit arrive Mobile carrier, it is ensured that it axially keeps consistent with level with carrier;B), Inertial Measurement Unit and collection are opened Computer, has collecting computer to be sent to GPS, altimeter, Inertial Measurement Unit and log lock-out pulse letter Number, after each equipment receives pulse signal, send current information;C), operation carrier by Different Exercise Mode, As accelerated, slow down, turning round, record initial time and the finish time of each operation, in order to the later stage simultaneously The regular process of data;D), by the data classification correct principle of record, put in different data blocks, come with this The test module of composition sport car.

The present invention is the special test equipment tested integrated navigation system and safeguard, sets up inertial navigation The virtual laboratory of research and develop, for integrated navigation system navigation product test checking the leading of system algorithm Boat precision, carries out the practical problem of navigation system algorithm software emulation under truthful data, improves navigator essence Degree, reduces expenses and to give full play to systematic function significant.

Accompanying drawing explanation

The present invention is further described with embodiment below in conjunction with the accompanying drawings.

Fig. 1 is the block chart of hardware configuration of the present invention;

Fig. 2 is the block chart of invention software structure;

Fig. 3 is manufacturing system structure chart of the present invention;

Fig. 4 is schematic diagram of the present invention;

Fig. 5 is on-road emission test data type acquisition mode block chart of the present invention.

Detailed description of the invention

The present invention includes hardware configuration, software configuration, manufacturing system structure and data source types acquisition mode.

Described hardware configuration includes main frame, display, key Mus, serial port board, gigabit switch and data clothes Business device, as shown in Figure 1.

Described software configuration includes display control module, communication module, line module and data server mould Block forms, as shown in Figure 2.

Described manufacturing system structure include Inertial Measurement Unit real equipment, GPS, log, altimeter, Computer (sync card, serial port board), data server, mobile carrier, demarcation have north orientation three-axle table and Laser tracker;Virtual instrument of inertial measurement unit simulation sport car data are by the total data of navigation system (gps data, log data, Inertial Measurement Unit data, modulation turntable data etc. are by resolving computer Send) and altimeter data be sent to industrial computer, by industrial computer category of model process after upload to data clothes Business device, builds the data cell of test on the road of virtual instrument of inertial measurement unit with this;Inertia measurement list It is (by resolving computer by whole total datas of navigation system that data are waved at unit's virtual instrument simulation sea Send), altimeter, the data of laser tracker and three-axle table are sent to industrial computer, then upload to data clothes Business device, builds the data cell of virtual instrument of inertial measurement unit sea trial with this;User shares inertia Measuring unit virtual instrument data, by switch-access data server, obtain related data, and carry out Analytical data, to obtain practical information, shares information achievement, contributes to improving production efficiency in a big way.

Described data source types acquisition mode includes that turntable tests data type acquisition mode, on-road emission test number According to type acquisition mode.

Described turntable test data type acquisition mode: a), the integrity of detection equipment, installs inertia and surveys Amount unit is to three-axle table, it is ensured that it axially keeps consistent with level with turntable;B), inertia measurement list is opened Unit, three-axle table and collecting computer, have collecting computer to be sent to turntable and Inertial Measurement Unit synchronize arteries and veins Rush signal, after turntable and Inertial Measurement Unit receive pulse signal, send current information;C), operation turns Platform presses different operating mode, as positioned, waving, the rotation of fixed angles speed, certain acceleration rotation etc., with The initial time of each operation of Shi Jilu and finish time, in order to the regular process of later data;D), will note The data classification correct principle of record, puts in different data blocks, forms the test module of turntable with this.Turntable Test data type acquisition mode is as shown in Figure 4.

Described on-road emission test data type acquisition mode: a), detection equipment integrity, install inertia survey Amount unit is to mobile carrier, it is ensured that it axially keeps consistent with level with carrier;B), inertia measurement list is opened Unit and collecting computer, have collecting computer to be sent to GPS, altimeter, Inertial Measurement Unit and log same Step pulse signal, sends current information after each equipment receives pulse signal;C), operation carrier is by difference Motion mode, as accelerated, slow down, turning round, records initial time and the finish time of each operation simultaneously, So as the regular process of later data;D), by the data classification correct principle of record, put in different data blocks, The test module of sport car is formed with this.On-road emission test data type acquisition mode is as shown in Figure 5.

Claims (1)

1. a virtual instrument of inertial measurement unit, it is characterised in that: include hardware configuration, software configuration, Manufacturing system structure and data source types acquisition mode;Described hardware configuration includes that industrial computer, gigabit exchange Machine and data server, industrial computer includes main frame, display, key Mus, serial port board and sync card;Described Software configuration includes display control module, communication module, line module and data server module;Described Manufacturing system structure includes Inertial Measurement Unit real equipment, GPS, log, altimeter, computer, number Three-axle table and the laser tracker of north orientation is had according to server, mobile carrier, demarcation;Inertial Measurement Unit is empty Intend instrument simulation sport car data and be the total data by navigation system and altimeter data are sent to industrial computer, logical Cross after industrial computer category of model processes and upload to data server, build Inertial Measurement Unit Virtual instrument with this The data cell of test on the road of device;It is by navigating that data are waved at virtual instrument of inertial measurement unit simulation sea The data of the total data of system, altimeter, laser tracker and three-axle table are sent to industrial computer, then on Pass to data server, build the data cell of virtual instrument of inertial measurement unit sea trial with this;With Virtual instrument of inertial measurement unit data are shared at family, by switch-access data server, obtain dependency number According to, and carry out analytical data to obtain practical information, share information achievement, be favorably improved production efficiency; Described data source types acquisition mode includes that three-axle table tests data type acquisition mode, on-road emission test number According to type acquisition mode;Described three-axle table test data type acquisition mode: a), detect the complete of equipment Whole property, installs Inertial Measurement Unit to three-axle table, it is ensured that it axially keeps consistent with level with three-axle table; B), open Inertial Measurement Unit, three-axle table and industrial computer, computer be sent to three-axle table and inertia Measuring unit synchronization pulse, sends current after three-axle table and Inertial Measurement Unit receive pulse signal Information;C), operation three-axle table press different operating mode, position, wave, the rotation of fixed angles speed, Certain acceleration rotates, and records initial time and the finish time of each operation, in order to later data simultaneously Regular process;D), by the data taxonomic revision of record, put in different data blocks, form three with this The test module of axle turntable;Described on-road emission test data type acquisition mode: a), detect the complete of equipment Property, Inertial Measurement Unit is installed to mobile carrier, it is ensured that it axially keeps consistent with level with mobile carrier; B), open Inertial Measurement Unit and computer, computer be sent to GPS, altimeter, Inertial Measurement Unit With log synchronization pulse, after each equipment receives pulse signal, send current information;C), operation Mobile carrier presses Different Exercise Mode, accelerates, slows down, turns round, and records the initial time of each operation simultaneously And finish time, in order to the regular process of later data;D), by the data taxonomic revision of record, put into not In same data block, form the test module of sport car with this.
CN201310722337.9A 2013-12-24 2013-12-24 Virtual instrument of inertial measurement unit CN103697916B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN103697916B true CN103697916B (en) 2017-01-11

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Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2350749A (en) * 1999-06-01 2000-12-06 Motorola Ltd Transferring configuration data to a software defined radio apparatus
US7580826B2 (en) * 2004-06-30 2009-08-25 Microsoft Corporation Systems and methods for development of emulated devices in a virtual machine environment
CN101509948A (en) * 2008-10-08 2009-08-19 上海科世达-华阳汽车电器有限公司 Automobile electronic test system and test method thereof
CN201331827Y (en) * 2008-12-26 2009-10-21 天津汽车检测中心 Vehicle-borne test data short-range wireless transmission and conversion system
CN102223187A (en) * 2010-04-16 2011-10-19 北京广电天地信息咨询有限公司 Testing method and system for testing CMMB (China Mobile Multimedia Broadcasting) network coverage
US9886727B2 (en) * 2010-11-11 2018-02-06 Ikorongo Technology, LLC Automatic check-ins and status updates
CN102253853B (en) * 2011-04-08 2013-10-23 重庆大学 Virtual instrument and method with online reconstruction and evolution functions
CN103309239B (en) * 2012-03-07 2016-04-06 中国航空工业集团公司沈阳飞机设计研究所 A kind of multilevel information management and communication means

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