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Preparation method of photoelectric nuclear battery

A nuclear battery and photoelectric technology, applied in nuclear physics, nuclear energy applications and micro-energy fields, can solve problems such as photoelectric nuclear batteries not working, achieve good chemical stability, eliminate radiation damage, and be easy to implement

Inactive Publication Date: 2015-11-18
苏州宏展信息科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is to provide a method for preparing a photovoltaic nuclear battery, which solves the problem that the photovoltaic nuclear battery cannot work in an unrelated state in the prior art

Method used

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Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0022] A method for preparing a photoelectric nuclear battery, comprising the steps of:

[0023] Step 1. Set up a sealed casing, a radioactive source layer, a semiconductor photovoltaic module, and a fluorescent layer;

[0024] Step 2, setting a glass sealing structure outside the radioactive source layer;

[0025] Step 3. A transparent window is set on the sealed casing, and a radiation source layer with a glass sealing structure, a fluorescent layer, and a semiconductor photovoltaic module are fixed and connected in sequence inside the sealed casing;

[0026] Step 4, the glass sealing structure is fixedly connected to the transparent window of the sealed casing, and the glass substrate is connected to the front electrode layer of the semiconductor photovoltaic module.

[0027] The semiconductor photovoltaic module includes a front electrode layer, a semiconductor layer and a back electrode layer connected in sequence.

[0028] The radioactive source is a gaseous tritium so...

Embodiment 1

[0033] Step 1. Select a quartz glass sheet with a light transmittance of 95% and a resistance to 1000°C as the substrate of the fluorescent layer, wash it repeatedly with deionized water and alcohol, and dry it for later use;

[0034] Step 2. Deposit a layer of ZnS:Cu fluorescent layer 5 with a thickness of 70 μm on the substrate by physical deposition technology, place the deposited sample at 250° C. for 30 minutes, and wait for it to cool naturally to room temperature. It can be taken out to complete the preparation of the radioluminescent layer, and the whole preparation environment is normal pressure;

[0035] Step 3, preparing the peripheral structure of the nuclear battery, the substrate of the sealed casing 9 is DPC, that is, the copper is deposited on the Al 2 o 3 Direct copper plated standoffs on standoffs. This kind of ceramic material has a high thermal conductivity, which can improve the heat dissipation efficiency of the battery, and the thin copper plated on th...

Embodiment 2

[0040] This example is the same as Example 1 except for the following points.

[0041] Step 1. Select a colorless and transparent epoxy resin with a viscosity of 4500~5500MPa·s at room temperature and a colorless and transparent curing agent with a viscosity of 350~500MPa·s, and pre-treat the phosphor powder, preheating at 50-60°C for a period of time time;

[0042] Step 2. Mix the epoxy resin and curing agent in a weight ratio of 2:1 by using adhesive compounding technology, and mix it with Y 2 o 2 S: Stir the Eu phosphor evenly, heat and solidify, remove the corners and trim it to a suitable size, and complete the preparation of the phosphor layer;

[0043] Step five, load the Y on top of the semiconductor layer 2 o 2 S: A fluorescent layer made of Eu phosphor powder and transparent glue, on which a layer of glass capsule containing a gaseous tritium source is continuously loaded to form the radiation-induced fluorescent nuclear battery part;

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Abstract

The invention discloses a preparation method of a photoelectric nuclear battery. The method comprises the following steps: first of all, arranging a sealing housing, a radioactive source layer, a semiconductor photovoltaic assembly and a fluorescent layer; secondary, arranging a glass sealing structure outside the radioactive source layer; then, arranging a transparent window body on the sealing housing, and fixedly arranging a radioactive source layer with the glass sealing structure, the fluorescent layer and the semiconductor photovoltaic assembly which are successively connected inside the sealing housing; and finally, fixedly connecting the glass sealing structure with the transparent window body of the sealing housing, and connecting a glass substrate with a front electrode layer of the semiconductor photovoltaic assembly. According to the invention, through combination with the common effects of photoinduced fluorescence of sunshine and radiation induced fluorescence of a radiation source, the output power of the battery is enhanced, the energy density of the battery is greatly improved, the application field of the battery is expanded, and long-time high-efficiency operation of the battery is guaranteed.

Description

technical field [0001] The invention belongs to the fields of nuclear physics, nuclear energy application and micro energy, and in particular relates to a preparation method of a photoelectric nuclear battery. Background technique [0002] At present, in many fields such as ultra-low power devices, automatic control systems, and aerospace electronic devices, especially some power supply nodes that are difficult to replace and maintain at this stage, they have long life, high efficiency and stability, small size, light weight, and strong environmental adaptability. Nuclear batteries with advantages such as wide operating temperature range and stable output power can well meet these special needs. [0003] Among the conventional nuclear batteries, the thermoelectric thermoelectric effect nuclear battery is relatively large and it is difficult to realize miniaturization; the radiovoltaic effect nuclear battery directly interacts with the semiconductor energy conversion componen...

Claims

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Application Information

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IPC IPC(8): G21H1/06
Inventor 冯方敏
Owner 苏州宏展信息科技有限公司
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