Method and apparatus for preparing rapid-solidified hydrogen-storage alloy powder material

A technology for hydrogen storage alloys and powder materials, which is applied in the field of preparation of rapidly solidified hydrogen storage alloy powder materials, can solve the problems of consumption of protective gas, reduced hydrogen absorption capacity, increased production cost, etc., and achieves improved oxygen absorption and activation capacity, The effect of increased productivity

Inactive Publication Date: 2006-05-24
江苏申建氢能新材料有限公司
View PDF1 Cites 24 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Chinese patent 952212560, U.S. patent USP6174345.B1 and Taiwan patent No. 133870 disclose a method for preparing hydrogen storage alloy powder materials, using vacuum (Ar) melting-high pressure, high-purity nitrogen atomization, high-speed rotary disc centrifugal atomization and rapid condensation Powder making technology, can mass produce 200-350 mesh, spherical alloy powder with uniform composition and no segregation, and fine, ultra-fine high-purity alloy powder materials with a grain size of 0.05-5.0um, which are smelted with argon in the furnace The two gases are atomized with nitrogen, but when atomized with nitrogen, a layer of nit

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Method and apparatus for preparing rapid-solidified hydrogen-storage alloy powder material
  • Method and apparatus for preparing rapid-solidified hydrogen-storage alloy powder material
  • Method and apparatus for preparing rapid-solidified hydrogen-storage alloy powder material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0039] The invention provides a preparation method and device of a rapidly solidified hydrogen storage alloy powder material. The method includes the following steps:

[0040] (a) Pretreatment of raw materials, adjusting the composition of master alloys or alloys as raw materials, and adding rare earth metals and hydrogen storage alloy scraps to raw materials. use as figure 1 The shown fully continuous vacuum argon induction furnace high-pressure inert gas atomization powder making device, through its continuous feeding tank 5, control valve 4, and screw feeder 3, raw materials are continuously fed into its vacuum-argon-protected heat-conducting intermediate material Preheating is carried out in the tank 2, and the preheating temperature of the raw materials is 650°C.

[0041] (b) Put the preheated raw material directly into the vacuum-argon induction furnace 8 through the vibrating feeding plate 1 at the bottom of the heat-conducting intermediate material tank 2 for melting...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

PropertyMeasurementUnit
Granularityaaaaaaaaaa
Thicknessaaaaaaaaaa
Radial sizeaaaaaaaaaa
Login to view more

Abstract

The present invention provides a preparation method of quickly-coagulable hydrogen storage alloy powder and its equipment. Said preparation method includes four procedures of raw material preparation, smelting, making powder and hydrogenation treatment. Said invention also provides the concrete steps of the above-mentioned every procedure. Said equipment includes induction furnace or argon plasma arc furnace, atomized powder-making device and hydrogenation device, etc.

Description

Technical field: [0001] The present invention relates to a kind of preparation method and its device of rapid solidification hydrogen storage alloy powder material, specifically, what the present invention relates to is AB 5 Department and AB 2 The invention relates to a method for preparing hydrogen storage alloy powder and a device thereof. Background technique: [0002] Chinese patent 952212560, U.S. patent USP6174345.B1 and Taiwan patent No. 133870 disclose a method for preparing hydrogen storage alloy powder materials, using vacuum (Ar) melting-high pressure, high-purity nitrogen atomization, high-speed rotary disc centrifugal atomization and rapid condensation Powder making technology, can mass produce 200-350 mesh, spherical alloy powder with uniform composition and no segregation, and fine, ultra-fine high-purity alloy powder materials with a grain size of 0.05-5.0um, which are smelted with argon in the furnace The two gases are atomized with nitrogen, but when ato...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): B22F9/10H01M8/22
CPCY02E60/50
Inventor 陈迂俞东平
Owner 江苏申建氢能新材料有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap