KR101297254B1 - Comparative test device of plural eut, comparative test system of plural eut and comparative test method of plural eut - Google Patents

Abstract

PURPOSE: A testing device for comparing multiple devices under test, a testing system for comparing multiple devices under test and a testing method for comparing multiple devices under test are provided for each of the multiple devices under test to be installed in each of the multiple pods, thereby enabling users of the devices to test the performance of the multiple devices under test with one flight at the same time. CONSTITUTION: A testing device for comparing multiple devices under test (1000) includes a first pod (100), a second pod (200) and a bus (300). The first pod is equipped with a first device under test to check the performance of a flying vehicle and a flight equipment. The second pod is equipped with a second device under test to compare the device with the first device under test. The second device under test includes a navigation equipment, an altimeter and a GPS receiver. The first and second pods are connected through the bus so that the first and second devices under test are tested in flight under the same flight conditions at the same time. When the second device under test does not require the first pod and the synchronization of a recognition order, the second pod operates the second device under test independently with the first device under test. [Reference numerals] (100) First pod; (110) First explore; (120) First image storage unit; (130) First power distribution unit; (140) Guidance and control unit; (150) First navigation unit; (160) First altimeter; (170) First GPS receiver; (200) Second pod; (210) Second explore; (220) Second image storage unit; (230) Second power distribution unit; (240) Guidance and control unit; (250) Second navigation unit; (260) Second altimeter; (270) Second GPS receiver; (400) GPS antenna; (410) GPS signal distribution unit

Description

A large number of test body comparative test apparatus, a large number of test body comparative test system and a large number of test body comparative test method

The present invention relates to a plurality of test body comparison test apparatuses, a plurality of test body comparison test systems, and a plurality of test object comparison test methods using an aircraft.

The performance of guided weapons and onboard equipment is generally verified through guided weapon flight tests. However, when verifying the performance of guided weapons and onboard equipment through guided weapon flight tests, the flight test requires considerable time, manpower, and cost, making it difficult to apply every time. Unlike equipment that can verify performance through some ground tests, searchers, navigation devices, and altimeters must verify performance through flight.

As an alternative to guided weapon flight testing, an on-board flight test method was used in which an aircraft was fitted with a set of test subjects. The test object and the equipment to be used for this test are mounted on one pod and mounted on the aircraft. In this case, instead of the actual flight test for the entire guided weapon, the aircraft equipped with the pod equipped with only the equipped equipment to fly the desired trajectory, the performance of the test subject and the mounted equipment can be confirmed.

However, these test methods also have limitations. It is difficult to evaluate the mutual comparison between a plurality of test subjects in a situation where a comparative comparison of various design alternatives derived at the design stage and a performance comparison by developing a substitute for an existing development product are desired. In order to compare the mutual performance between one subject and another subject for comparison, the limitation of the conventional method can be examined.

In other words, when using a conventional test method in which only one test subject is mounted on one pod, the on-board flight test of a plurality of test subjects should be performed sequentially. Then, the performance between the subjects can be compared by comparing the respective test results obtained by the sequential test. In this sequential test, differences in each test condition, for example, flight trajectory, speed, altitude, weather environment, and time difference, affect each test, which limits the performance comparison of the test subject. Will be given.

It is an object of the present invention to relate to a plurality of subject test apparatuses, a plurality of subject test systems, and a plurality of subject test methods that can simultaneously test a plurality of subjects under the same test conditions.

A plurality of test object comparison test apparatus according to an embodiment of the present invention, the first pod is equipped with a first test object for confirming the performance of the vehicle and the vehicle loading equipment; And a second pod to which a second test subject added for comparison with the first test subject is mounted. Here, the first and second pods may be connected via a bus so that the first and second test subjects can be simultaneously flight tested under the same flight test conditions.

In an embodiment, the second pod may be configured to include the second test subject in the first pod when the second test subject does not require synchronization of the recognition command with the first pod. It can be driven independently of the test specimen.

In an embodiment, the second test subject that does not require synchronization of the first pod and the recognition command may include a navigation device, an altimeter, and a GPS receiver.

In example embodiments, the second pod may be configured to introduce the second test object into the first pod through the bus when the second test object requires synchronization of the recognition command with the first pod. Can be connected to the controls.

In an embodiment, the second test object requiring synchronization of the first pod and the recognition command may include a searcher.

In an embodiment, the second test subject requiring synchronization of the first pod and the recognition command should have a remote terminal (RT) number different from the first test subject.

In an embodiment, the bus may include a 1553B bus.

A plurality of test body comparison test system according to an embodiment of the present invention, the aircraft body; A first pod mounted on one of the left and right wings of the main body and equipped with a first test object for confirming the performance of the vehicle and the vehicle-mounted equipment; A second pod mounted on the other of the left and right wings of the main body and mounted with the second test subject added for comparison with the first test subject; A bus connecting the first and second pods; A GPS antenna mounted to the main body, connected to the first and second pods through a GPS signal receiving line, and supplying a GPS signal to each of the first and second pods; And a power supply mounted to the main body, connected to the first and second pods through a power connection line, and supplying power to each of the first and second pods.

In an embodiment, the first and second pods may be connected to each other through the GPS signal receiving line, the power connection line, and the bus.

In an embodiment, the apparatus may further include a GPS signal distributor mounted on the main body and distributing the GPS signal to the first and second pods.

In an embodiment, the first and second pods may include first and second power distribution devices that distribute the power to the first and second pods, respectively.

In an embodiment, the bus may connect the second pod through the wing of the main body from the first pod.

In an embodiment, the bus may include a 1553B bus extension line.

According to an embodiment of the present disclosure, a plurality of test subject comparison test methods may include: mounting a first test subject to a first pod to check performance of a vehicle and a vehicle mounting apparatus; Mounting a second test subject added to the second pod for comparison with the first test subject; And connecting the first and second pods via a bus such that the first and second test subjects can be simultaneously flight tested under the same flight test conditions.

In an embodiment, the connecting of the first and second pods through a bus may include: connecting the second test subject to the second test subject when the second test subject does not require synchronization of the first pod and a recognition command. And driving independently of the first test object included in the first pod.

In an embodiment, the connecting of the first and second pods through a bus may include: connecting the second test subject to the bus when the second test subject needs to synchronize the recognition command with the first pod. It may include connecting with the induction control device included in the first pod through.

According to the present invention, a plurality of test subjects are mounted on a plurality of pods, respectively, so that the performance of the plurality of test subjects can be simultaneously tested with only one flight. In addition, regardless of differences in flight trajectory, speed, altitude, weather environment, time difference, etc., the performance of a plurality of subjects can be compared under the same test conditions.

1 is a block diagram illustrating a plurality of test body comparison test apparatuses according to an exemplary embodiment.
FIG. 2 is a flowchart illustrating a method of comparing a plurality of test subjects according to FIG. 1.
3 is a block diagram showing a conventional test subject comparison system.
4 is a block diagram illustrating a plurality of test subject comparison systems according to FIG. 1.
5 is a block diagram showing a conventional test subject comparison system.
FIG. 6 is a block diagram illustrating a plurality of test subject comparison systems according to FIG. 1.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings so that those skilled in the art may easily implement the technical idea of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

1 is a block diagram illustrating a plurality of test object comparison test apparatus 1000 according to an exemplary embodiment.

Referring to FIG. 1, a plurality of test object comparison test apparatus 1000 may include first and second pods 100 and 200 and a bus 300.

A flight vehicle refers to a flight object such as a guided weapon, an aircraft, or a satellite projectile that cannot be communicated by wire. Here, the guided weapon is a weapon made to reach the target in accordance with the guidance, such as radio, radar, infrared. Such guided weapons and onboard equipment can be verified for performance through the flight of an aircraft equipped with a test subject.

In this case, however, in a situation where a relative comparison of various design alternatives derived at the design stage and a performance comparison by developing a substitute for an existing development product are desired, mutual comparison evaluation between a plurality of test subjects is performed. It is difficult.

In other words, when using a conventional test method in which only one test subject is mounted on one pod, the on-board flight test of a plurality of test subjects should be performed sequentially. Accordingly, a method of comparing the performance of a plurality of guided weapons and onboard equipment is considered through the flight of an aircraft equipped with a plurality of test subjects in a plurality of pods.

According to one embodiment of the present invention, the first pod 100 may be equipped with a basic component (hereinafter referred to as a 'first test object') for confirming the performance of the guided weapon and the mounted equipment. Specifically, the first pod 100 includes a first searcher 110, a first image storage device 120, a first power distribution device 130, an induction control device 140, a first navigation device 150, The first altimeter 160 and the first GPS receiver 170 may be mounted.

In addition, the second pod 200 may be equipped with an additional component (hereinafter referred to as a 'second test subject') added for comparison with the first test subject. In detail, the second pod 200 includes a second searcher 210, a second image storage device 220, a second power distribution device 230, a control computer 240, a second navigation device 250, and a second search device 210. The second altimeter 260 and the second GPS receiver 270 may be mounted.

On the other hand, as shown, the second test subject may be mounted on the second pod 200, but may also be mounted on the same pod as the first test subject, that is, the first pod 100. That is, the flight test may use only the first pod 100, but when it is desired to perform mutual comparison evaluation of a plurality of test subjects, both the first and second pods 100 and 200 may be used.

In this case, when it is desired to perform mutual comparison evaluation of a plurality of test subjects, the first and second pods 100 and 200 may simultaneously test the first and second test subjects under the same flight test conditions. It may be connected via the bus 300. Bus 300 may include a 1553B bus.

Specifically, when the second test subject does not require synchronization of the first pod 100 and the recognition command, the second test subject may be driven independently of the first test subject mounted on the first pod 100. have. That is, when the second test object is the second navigation device 250, the second altimeter 260, and the second GPS receiver 270, the first navigation device 150, the first altimeter 160, and the first altimeter are respectively. It can be driven independently without being connected to the GPS receiver 170.

On the other hand, when the second test subject requires synchronization of the first pod 100 and the recognition command, the second test subject is mounted to the first pod 100 via the bus 300. It can be connected with. That is, when the second test object is the second searcher 210, it may be connected to the induction controller 140 through the 1553B bus.

Meanwhile, the first and second searchers 110 and 210 may not have the same remote terminal (RT) number. Accordingly, the RT numbers of the second searcher 210 and the second image storage device 220 should be changed.

Such a configuration as described above may be extended to a plurality of pods, and may be disposed at an appropriate position in one pod if necessary.

FIG. 2 is a flowchart illustrating a method of comparing a plurality of test subjects according to FIG. 1.

Referring to FIG. 2, the plurality of test object comparison apparatuses 1000 (see FIG. 1) may include first and second pods 100, 200 (see FIG. 1) and a bus 300 (see FIG. 1). .

First, a step (S110) of mounting a first test object on the first pod 100 to check the performance of the vehicle and the vehicle loading equipment is performed. Specifically, the first pod 100 may be equipped with a first test object as a basic component for checking the performance of the vehicle and the vehicle loading equipment.

Next, a step (S120) of mounting the second test subject added to the second pod 200 for comparison with the first test subject is performed. Specifically, the second pod 200 may be equipped with a second test subject as an additional component added for comparison with the first test subject.

Thereafter, step S130 is performed in which the first and second pods 100 and 200 are connected through the bus 300 so that the first and second test subjects may be simultaneously flight-tested under the same flight test conditions. Specifically, when the second test subject requires synchronization of the first pod 100 and the recognition command, the second test subject is connected to the first test subject mounted on the first pod 100 through the bus 300. Can be connected.

As described above, according to the present invention, a plurality of test subjects are mounted on a plurality of pods, respectively, so that the performance of the test subjects can be simultaneously tested with only one flight. In addition, regardless of differences in flight trajectory, speed, altitude, weather environment, time difference, etc., the performance of a plurality of subjects can be compared under the same test conditions.

3 is a block diagram showing a conventional test subject comparison system. 4 is a block diagram illustrating a plurality of test subject comparison systems according to FIG. 1.

Referring to FIG. 3, the aircraft body may mount the first pod 100 on which the basic component, that is, the first test object is mounted, on the right wing. In addition, the aircraft body may be equipped with a dummy pod for gravity compensation on the left wing.

On the other hand, referring to Figure 4, the aircraft body may be mounted on the right wing of the first component 100, that is, the first pod 100 is mounted on the first test object. In addition, the aircraft main body may be equipped with a second pod 200 equipped with a second test subject for comparison test with the first test subject on the left wing. In this case, the first and second pods 100 and 200 may be connected to the bus 300. Here, bus 300 may include a 1553B bus extension.

Accordingly, GPS signals and power provided from the aircraft may be additionally provided to the second pod 200.

In detail, the GPS antenna 400 may be mounted on the aircraft body and connected to the first and second pods 100 and 200 through the GPS signal receiving line. The GPS antenna 400 may supply a GPS signal to each of the first and second pods 100 and 200 through a GPS signal receiving line. In this case, a GPS signal distributor (not shown) for distributing GPS signals to each of the first and second pods 100 and 200 may be further mounted on the aircraft body.

In addition, the power supply 500 is mounted on the aircraft body, it may be connected to the first and second pods (100, 200) through a power connection line. The power supply 500 may supply power to each of the first and second pods 100 and 200 through a power connection line. At this time, the first and second pods (100, 200), the first and second power distribution device (130, 230, see FIG. 1) for distributing power to each of the first and second pods (100, 200) It can be further mounted.

Accordingly, as shown, the first and second pods 100 and 200 may be connected to each other through the GPS signal receiving line, the power connection line and the bus 300. In this case, the bus 300 may connect the second pod 200 through the wings of the aircraft body from the first pod 100.

Such a configuration as described above is an embodiment for arranging various types of payloads, and a plurality of pods may be mounted to the aircraft body to compare a plurality of hardware and software, and a purpose within one pod may be provided. Payloads may be arranged in a configuration that is achievable.

5 is a block diagram showing a conventional test subject comparison system. 6 is a block diagram illustrating a plurality of test body comparison test systems according to FIG. 1.

Referring to FIG. 5, the existing test object comparison system using only the first pod 100 may include an aircraft power line and a GPS signal receiving line.

On the other hand, referring to FIG. 6, a plurality of test object comparison systems using the first and second pods 100 and 200 may include a 1553B bus extension line in addition to the aircraft power line and the GPS signal receiving line.

That is, in the case of the first pod 100, the plurality of test object comparison test systems may further include one type of cable (1553B bus extension line) as compared with the conventional one. In addition, in the case of the second pod 200, three types of cables (aircraft power connection line, GPS signal receiving line, and 1553B bus extension line) may be further provided.

In addition, the aircraft body may be further equipped with an additional device capable of distributing power and signals, that is, a power distribution device and a GPS signal distributor.

The plurality of test body comparison test apparatuses, the plurality of test body comparison test systems, and the plurality of test body comparison test methods described above are not limited to the configuration and method of the above-described embodiments. These may be configured by selectively combining all or part of the embodiments so that various modifications can be made.

Claims (16)

A first pod to which a first test object is mounted for checking the performance of the vehicle and the vehicle-mounted equipment; And
A second pod to which the second test subject added for comparison with the first test subject is mounted;
The first and second pods,
And a plurality of test subjects connected via a bus to simultaneously test the first and second test subjects under the same flight test conditions. The method of claim 1,
The second pod,
When the second test subject does not require synchronization of the first pod and the recognition command, the second test subject is driven independently of the first test subject included in the first pod. Test subject comparison test device. 3. The method of claim 2,
The second test subject, which does not require synchronization of the first pod and the recognition command,
A plurality of test body comparison test device comprising a navigation device, altimeter and GPS receiver. The method of claim 1,
The second pod,
When the second test object needs synchronization of the first pod and the recognition command, the second test object is connected to an induction control device included in the first pod via the bus. Subject comparison test device. The method of claim 4, wherein
And the second test subject requiring synchronization of the first pod and the recognition command includes a searcher. The method of claim 5, wherein
The second test subject requiring synchronization of the first pod and the recognition command,
And a plurality of remote terminal (RT) numbers different from the first test object. The method of claim 1,
The bus,
A plurality of test body comparative test device comprising a 1553B bus. Aircraft body;
A first pod mounted on one of the left and right wings of the main body and equipped with a first test object for confirming the performance of the vehicle and the vehicle-mounted equipment;
A second pod mounted on the other of the left and right wings of the main body and mounted with the second test subject added for comparison with the first test subject;
A bus connecting the first and second pods;
A GPS antenna mounted to the main body, connected to the first and second pods through a GPS signal receiving line, and supplying a GPS signal to each of the first and second pods; And
And a power supply mounted on the main body and connected to the first and second pods through a power connection line, and supplying power to each of the first and second pods. The method of claim 8,
The first and second pods,
And the GPS signal receiving line, the power connecting line, and the bus are connected to each other. The method of claim 9,
And a GPS signal divider mounted on the main body and distributing the GPS signal to the first and second pods. The method of claim 9,
The first and second pods,
And a first and a second power distribution device, respectively, for distributing the power to the first and second pods. The method of claim 8,
The bus,
A plurality of test body comparison test system, characterized in that connecting the second pod through the wing of the main body from the first pod. The method of claim 8,
The bus,
A plurality of test body comparative test systems comprising a 1553B bus extension. Mounting a first test object on a first pod for checking the performance of the vehicle and the vehicle-mounted equipment;
Mounting a second test subject added to the second pod for comparison with the first test subject; And
Connecting the first and second pods through a bus such that the first and second test subjects can be simultaneously flight tested under the same flight test conditions. 15. The method of claim 14,
Connecting the first and second pods through a bus,
If the second test subject does not require synchronization of the first pod and a recognition command, driving the second test subject independently of the first test subject included in the first pod. A plurality of test methods for comparative test, characterized in that. 15. The method of claim 14,
Connecting the first and second pods through a bus,
If the second test object requires synchronization of the first pod and a recognition command, connecting the second test object with an induction control device included in the first pod via the bus. A plurality of test subject comparison test methods.

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