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Isothermal device based on three-dimensional heat pipe network

A three-dimensional heat pipe and chemical device technology, which is used in indirect heat exchangers, geothermal power generation, lighting and heating equipment, etc., can solve the problems of limited installation size of heat dissipation surface, inability to install large heat consumption equipment, and high layout restrictions. , to achieve the effect of facilitating the overall layout, improving the overall heat dissipation capacity, and improving the accommodation capacity

Pending Publication Date: 2022-08-05
BEIJING INST OF SPACECRAFT SYST ENG +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] For high-power spacecraft, the traditional thermal control solution is to install high-heat-consuming devices directly on the heat-dissipating surface. Due to the envelope size of the spacecraft, the installable size of the heat-dissipating surface is relatively limited, and some high-heat-consuming devices cannot be installed on the cooling surface. The deck where the surface is located has high layout restrictions and difficulties in heat dissipation

Method used

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  • Isothermal device based on three-dimensional heat pipe network
  • Isothermal device based on three-dimensional heat pipe network
  • Isothermal device based on three-dimensional heat pipe network

Examples

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Embodiment 1

[0031] This embodiment provides an isothermalization device based on a three-dimensional heat pipe suitable for a spacecraft, which can improve the heat dissipation capacity of the non-radiating surface of the spacecraft and improve the overall heat dissipation capability of the spacecraft.

[0032] like figure 1 As shown, the isothermalization device is used for the heat dissipation of the south plate of the spacecraft load bay, the north plate of the load bay and the horizontal plate of the load bay through a three-dimensional heat pipe network; let the south plate of the load bay be the structural plate A, and the north plate of the load bay to be the structural plate B , the horizontal plate of the load compartment is the structural plate C; the structural plate A and the structural plate B are the heat dissipation surfaces, and the structural plate C is the non-heat dissipation surface. The coupling of the structural board A, the structural board B and the structural boar...

Embodiment 2

[0038] On the basis of above-mentioned embodiment 1, further:

[0039] Structural board A, structural board B and structural board C use aluminum honeycomb and aluminum skin structure; the heat pipes in heat pipe network A1, heat pipe network B2, and heat pipe network C3 use such as image 3 The shown I-shaped channel heat pipe; the embedded heat pipe in each structural plate is parallel to the corresponding structural plate, and the parallelism meets the set requirements. In addition, glue is applied between the skins of each embedded heat pipe and the structural plate (closer to the isothermalization device), and the thickness of the glue layer does not exceed 0.2mm.

[0040] The gap between the vertical section of the "U-shaped" three-dimensional orthogonal heat pipe in the three-dimensional heat pipe network 4 and the structural plate (load deck) at the corresponding position is less than 0.3 mm. And the "U-shaped" three-dimensional orthogonal heat pipe and structural pla...

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Abstract

According to the isothermal device based on the three-dimensional heat pipe network, the traditional restriction that high-heat-consumption equipment needs to be directly installed on a heat dissipation face is eliminated, and overall layout is facilitated; the heat consumption containing level of the non-heat-dissipation surface of the spacecraft can be improved, and the overall heat dissipation capacity of the spacecraft is improved. The isothermal device comprises a heat pipe network A, a heat pipe network B, a heat pipe network C and a three-dimensional heat pipe network, the two mutually communicated heat pipes pre-buried in the structural plate A form a heat pipe network A; a heat pipe network B is formed by more than two heat pipes which are pre-embedded in the structural plate B and are communicated with each other; a heat pipe network C is formed by more than two heat pipes which are pre-embedded in the structural plate C and are communicated with each other; the structural plate A, the structural plate B and the structural plate C are distributed in a three-dimensional manner, are independent from one another and are not connected with one another; and one of the structural plate A, the structural plate B and the structural plate C is a non-radiating surface structural plate. And the three-dimensional heat pipe network is used for communicating the heat pipe network A, the heat pipe network B and the heat pipe network C.

Description

technical field [0001] The invention relates to an isothermalization device, in particular to an isothermalization device based on a three-dimensional heat pipe network, and belongs to the technical field of spacecraft thermal control. Background technique [0002] For high-power spacecraft, the traditional thermal control solution is to directly install high-heat-consuming equipment on the heat-dissipating surface. Due to the envelope size of the spacecraft, the installation size of the heat-dissipating surface is relatively limited, and some high-heat-consuming equipment cannot be installed on the heat-dissipating surface. The deck where the surface is located has a high layout restriction and is difficult to dissipate heat. SUMMARY OF THE INVENTION [0003] In view of this, the present invention provides an isothermalization device based on a three-dimensional heat pipe network, which relieves the traditional restriction that high heat consumption equipment needs to be ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F28D15/02
CPCF28D15/0275Y02E10/10
Inventor 李进赵啟伟郝燕艳张旸李国强王杰利菅鲁京
Owner BEIJING INST OF SPACECRAFT SYST ENG
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