Device capable of precisely simulating flow field of engine nacelle

An engine nacelle and flow field technology, which is applied in the direction of engine testing, measuring devices, machine/structural component testing, etc., can solve the problems of high cost and high engine cost, and achieve convenient manufacturing and use, and convenient integrated design , The effect of simple structure

Pending Publication Date: 2018-12-18
航空航天工业沈阳六0一科技装备制造有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This technology allows for accurate simulation of an aircraft's airflow over its wings during flight tests by creating complex structures with various features such as baffles or louvers. These designs help improve accuracy when testing different aspects of the vehicle's performance.

Problems solved by technology

The technical problem addressed in this patented text relates to testing an aircraft's engines efficiently while also reducing costs by utilizing cheaper alternatives that are more affordable than their actual counterparts.

Method used

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  • Device capable of precisely simulating flow field of engine nacelle

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Embodiment 1

[0014] This embodiment provides a device capable of accurately simulating the flow field of the engine nacelle, which is characterized in that it includes the head of the culvert 1, the power simulator 2, the adapter 3 of the culvert, the measuring rake 4 of the culvert, and the tail of the culvert 5. Connotation main body 6, connotation measuring rake 7, inner covering plate 8, tail nozzle 9, tail vertebra 10, connotation measuring rake 11, and exoculum measuring rake 12;

[0015] Among them: the outer culvert head 1 and the outer culvert adapter 3 are connected by transverse screws and sealed by a sealing rubber ring; the power simulator 2 is connected to the outer culvert adapter 3 by longitudinal screws and sealed by a sealing rubber ring; The outer culvert measuring rake 4 is installed on the outer culvert adapter 3 through screws and sealant; the outer culvert tail 5 is connected to the outer culvert adapter 3 through transverse screws; the inner main body 6 is connected to

Embodiment 2

[0019] This embodiment provides a device capable of accurately simulating the flow field of the engine nacelle, which is characterized in that it includes the head of the culvert 1, the power simulator 2, the adapter 3 of the culvert, the measuring rake 4 of the culvert, and the tail of the culvert 5. Connotation main body 6, connotation measuring rake 7, inner covering plate 8, tail nozzle 9, tail vertebra 10, connotation measuring rake 11, and exoculum measuring rake 12;

[0020] Among them: the outer culvert head 1 and the outer culvert adapter 3 are connected by transverse screws and sealed by a sealing rubber ring; the power simulator 2 is connected to the outer culvert adapter 3 by longitudinal screws and sealed by a sealing rubber ring; The outer culvert measuring rake 4 is installed on the outer culvert adapter 3 through screws and sealant; the outer culvert tail 5 is connected to the outer culvert adapter 3 through transverse screws; the inner main body 6 is connected to

Embodiment 3

[0025] This embodiment provides a device capable of accurately simulating the flow field of the engine nacelle, which is characterized in that it includes the head of the culvert 1, the power simulator 2, the adapter 3 of the culvert, the measuring rake 4 of the culvert, and the tail of the culvert 5. Connotation main body 6, connotation measuring rake 7, inner covering plate 8, tail nozzle 9, tail vertebra 10, connotation measuring rake 11, and exoculum measuring rake 12;

[0026] Among them: the outer culvert head 1 and the outer culvert adapter 3 are connected by transverse screws and sealed by a sealing rubber ring; the power simulator 2 is connected to the outer culvert adapter 3 by longitudinal screws and sealed by a sealing rubber ring; The outer culvert measuring rake 4 is installed on the outer culvert adapter 3 through screws and sealant; the outer culvert tail 5 is connected to the outer culvert adapter 3 through transverse screws; the inner main body 6 is connected to

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Abstract

The invention discloses a device capable of precisely simulating a flow field of an engine nacelle. The device comprises an outer culvert head, a power simulator, an outer culvert connector, a first outer culvert measurement rake, an outer culvert tail, an inner culvert body, a first inner culvert measurement rake, an inner culvert cover plate, a tail nozzle, a tail cone, a second inner culvert measurement rake and a second outer culvert measurement rake, wherein the outer culvert head is connected with the outer culvert connector through a horizontal screw, the power simulator is connected into the outer culvert connector through a vertical screw, the first outer culvert measurement rake is installed on the outer culvert connector through a screw and a sealant, the first inner culvert measurement rake is installed on the inner culvert body through a screw and a sealant, the inner culvert cover plate is connected to the outer side of the inner culvert body through a horizontal screw, the tail nozzle is connected to the rear side of the inner culvert body through a horizontal screw, and the tail cone is connected to the rear portion of the power simulator through a vertical screw. The device has the advantages that the flow field of the engine nacelle can be precisely simulated, the principle structure is simple, the flow and the pressure ratio of the engine nacelle can be precisely simulated in a wind tunnel test, and it is convenient to study engine and wing integrated design.

Description

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Claims

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Application Information

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Owner 航空航天工业沈阳六0一科技装备制造有限公司
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