CN101083020A

CN101083020A - Method for establishing star landing seeker ground simulation testing field

Info

Publication number: CN101083020A
Application number: CN 200710043512
Authority: CN
Inventors: 李丹明; 郭云; 贾杨; 申振荣
Original assignee: China Aerospace Science and Technology Corp CASC
Current assignee: China Aerospace Science and Technology Corp CASC
Priority date: 2007-07-05
Filing date: 2007-07-05
Publication date: 2007-12-05

Abstract

The invention discloses a building method of ground simulating testing field of star landing detector, which is characterized by the following: selecting address of the testing field; designing and building the remote operating information; testing the outdoor experiment of the detector and synthetic ability reference of project; providing communication chain and entire 360 deg horizon line environment for remote operation of moon cruise detector; supplying full-natural light for main navigation of the detector; pre-burying the detective goal for moon measuring radar with different depths; realizing remote control of star landing detector; testing the sand and dust -proof ability of cruise detector and adapting ability under high and low temperature and dry environment; solving the problem of bad reliability for the star landing detector.

Description

The method for building up of star landing seeker ground simulation testing field

Technical field

The present invention relates to the survey of deep space technology, specifically a kind of method for building up of star landing seeker ground simulation testing field.

Background technology

The simulation test of relevant space environment mainly is at mars exploration in recent years, the Johnson Space Center (JSC) that is positioned at Dezhou Houston has set up moon landforms testing field (Lunar TopographicSimulation area), be used to train the cosmonaut and test lunar rover, 220 kilometers the long-time analog operation test that Nomad robot in 1997 carries out in the northern Ah tower Karma Atacama desert of Chile is the most comprehensively l-G simulation test that carries out in the recent period.Domestic Harbin Institute of Technology has set up lunar surface outdoor test field in the Wudalianchi, Changbai Mountain, mainly be to utilize the volcanic debris of local soil to form simulation lunar surface soil.Because the Changbai Mountain landform belongs to the high mountain landforms, can't provide 360 ° of complete local horizon environment for panorama camera, in addition, this area belongs to virgin forest, and weather is moistening, required rocky dirt and high low temperature dry environment in the time of can't providing environmental test.

Summary of the invention

The method for building up that a kind of star landing seeker ground simulation testing field of providing at the deficiencies in the prior art is provided, it is by having realized the simulation of testing field landform, landforms to the desert area transformation, for the distant service test of inspection tour prober for moon surface provides clean communication link and 360 ° of complete local horizon environment, and for the detector independent navigation provide full natural light illumination and various different depths be the moon sight radar pre-buried the detection of a target, establish magnetic north for navigator fix, realized the test of the remote distant operation of star landing seeker.

The technical scheme that realizes the object of the invention is: a kind of method for building up of star landing seeker ground simulation testing field, characteristics comprise the following steps:

1, the addressing of simulation test field: satisfy 360 ° of required local horizon of panorama camera, the electromagnetic wave space of required cleaning is verified in straighforward operation, the illumination of the required full natural light of detector independent navigation, the climatic environment of the ground of soft complexity and high and low temperature, drying, rocky dirt.

2, the foundation of simulation test field: with the square levelling of the land of 100m * 100m, and be divided into four zones, each region area is about 50m * 50m, builds loose face of land obstacle detouring, the stability with the basic landforms characteristic of moonscape, the test site of getting over hole and integration test different content respectively.

The foundation of 3, straighforward operation information: ADSL agreement broadband or portable satellite antenna and cable modem UNICOM internet that the distant end at testing field utilizes telecommunications company to provide.

Described obstacle detouring test site is the sand dune of piling up certain slope in the zone, forms the slope of different angle, and artificially adds various stones on the sand dune, forms various obstacle.

Described stability test district is provided with in the zone from 0 °～30 °, serves as at interval the slope to be set with per 5 °, and is more than the sloping wide 5m, long more than 30m.

Described Yue Keng test site is that the degree of depth/diameter ratio in simulation hole in the zone is 0.1～0.3, and brim height/diameter ratio is 0.01～0.03.

Described integrated testing area is a complex topography of setting up crater, crescent moon hole, groove, independent stone in the zone.

The present invention simulates the integrated environment condition of lunar surface test and the survey of deep space testing field set up, it has carried out comprehensive outdoor test to the star landing inspection prober, considered the integration capability of making an inspection tour device and engineering support, for the distant service test of inspection tour prober for moon surface provides clean communication link and 360 ° of complete local horizon environment, and for the detector independent navigation provide full natural light illumination and various different depths be the moon sight radar pre-buried the detection of a target, for navigator fix is established magnetic north, realized the test of the remote distant operation of star landing seeker, tested the anti-dust ability of inspection prober and the adaptive faculty under the high low temperature dry environment, successfully solved the problem of star landing inspection prober in ground simulation test result poor reliability.

Embodiment

The concrete enforcement of the present invention follows these steps to carry out:

Embodiment

1, the addressing of simulation test field

The test site of selecting is positioned at the fourth-largest desert-Southeastern Marginal Tengger Desert of China, Ningxia is domestic, near with the Gansu intersection, have and satisfy 360 ° of required local horizon of panorama camera, the electromagnetic wave space of required cleaning is verified in straighforward operation, the illumination of the required full natural light of detector independent navigation, the climatic environment of the ground of soft complexity and high and low temperature, drying, rocky dirt.

2, the foundation of simulation test field

Testing field landforms design is a simulation moon special geology structure, for example Biao Mian Duo Keng hole, soft and thick dust and many rocks and rugged topography and geomorphology possess the condition that inspection prober is comprehensively examined and verified the control ability of identification capability, moving line, measurement and the capability for correcting of landform and barrier, motion, dangerous dodging ability, remote tele-operation ability, long-time continuous locomotor activity etc. when menology moves.The test site is the square region of 100m * 100m, after preliminary leveling, be divided into four zones, each region area is about 50m * 50m, build the face of land obstacle detouring that becomes to loosen, stability, the test site of different contents such as hole and integration test more respectively, the condition that possesses the basic pattern of simulation lunar surface, in this zone, can further test every performance of principle prototype, and the examination natural conditions change (illumination, temperature etc.), can support simultaneously the fault that principle prototype occurs is accurately located, analyzed and detects to the principle prototype Effect on Performance.Transforming the construction of interior four test sites, district carries out according to following requirement:

(1) obstacle detouring test site

In this zone, according to acquired lunar surface landform information, pile up the sand dune of certain slope, form the slope of different angle, according to the regularity of distribution of lunar surface stone, the various stones of artificial interpolation form various obstacle on the sand dune simultaneously, with test inspection tour prober for moon surface environment identification, path planning and the ability of keeping away barrier and obstacle detouring.

(2) stability test district

The moon upslope gradient is between 0 °～25 °, and the gradient is bigger, and it is fewer to distribute.25 ° of gradients account for 1%, 5 ° of gradient and surpass 5%, and most of gradients are less than 20 °, and are comparatively approaching with the windward slope on natural sand dune.So be provided with artificially from 0 °～30 °, serve as at interval the slope to be set with per 5 °, more than the sloping wide 5m, long more than 30m.With the stability of examining inspection tour prober for moon surface to walk on the slope.

(3) Yue Keng test site

The zap pit of simulation menology diameter 2m～10m, the processing of terrestrial materials and stability test district are similar, and the degree of depth/diameter ratio in simulation hole is 0.1～0.3, and brim height/diameter ratio is 0.01～0.03.

(4) integrated testing area

Set up complex topography, contain the pattern that lunar surface can occur substantially, as crater, crescent moon hole, groove, independent stone etc., with the Autonomous Control and the handling capacity of integrated survey inspection tour prober for moon surface.

The foundation of 3, straighforward operation information

Utilize near the communication line in outfield, the existing fixation phone line of prolongation is distant end to the testing field, the ADSL agreement broadband UNICOM internet that distant end provides by Tie Tong.

Can make distant end computer expert cross prosperous promise satellite and directly link institute's Intranet by use portable satellite antenna and cable modem at the testing field simultaneously.

According to the demand of inspection prober scientific exploration, buried the dark rock detection of a target underground from 0～0.3m on the scenely, density is 1/20m ²

Claims

1. A method for establishing a ground simulation test site for a planetary landing probe, characterized in that it comprises the following steps:

a. Site selection of the simulation test site: meet the 360° horizon required by the panoramic camera, the clean electromagnetic wave space required for remote control operation verification, the full natural light illumination required for the autonomous navigation of the detector, the soft and complex ground and high, low temperature, and dryness , dusty climate environment.

b. Establishment of the simulated test site: level the 100m×100m square site and divide it into four areas, each area is about 50m×50m, and build loose surface obstacle-crossing and stability with the basic landform characteristics of the lunar surface. , Pitfall and comprehensive testing of different contents of the test area.

c. Establishment of remote control operation information: the remote end of the test site uses ADSL protocol broadband or portable satellite antenna and cable modem provided by the telecommunications company to connect to the Internet.

2. The method for establishing a ground simulation test field for planetary landing probes according to claim 1, wherein the obstacle-crossing test area is composed of sand dunes with a certain slope in the area, forming slopes with different inclinations, and man-made on the sand dunes. Add various stones to form various obstacles to test the ability of the lunar patrol probe to recognize the environment and avoid and overcome obstacles.

3. The method for establishing a ground simulation test site for planetary landing probes according to claim 1, wherein the stability test area is set in the area from 0° to 30°, and slopes are set at intervals of 5°, The width of the slope is more than 5m, and the length is more than 30m, so as to assess the stability of the lunar patrol probe walking on the slope.

4. The method for establishing a ground simulation test site for planetary landing probes according to claim 1, wherein the depth/diameter ratio of the simulated pits in the area is 0.1 to 0.3, and the edge height/diameter ratio is 0.01 to 0.03.

5. The method for establishing a ground simulation test site for planetary landing probes according to claim 1, wherein the comprehensive test area is a complex shape of ring mountains, crescent craters, grooves, and independent stones established in the area, with Comprehensively investigate the autonomous control and passing capabilities of the lunar surface inspection probe.