Line focusing metal flow passage solar vacuum heat-collecting tube and fabrication technology thereof

A vacuum heat collector tube and metal flow channel technology, applied in the field of solar thermal utilization, can solve the problems of limited use range, low sealing temperature and high heat loss probability
CN101063559AInactive Publication Date: 2007-10-31中金盛唐新能源科技(北京)有限公司
2 Cites 30 Cited by

Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
中金盛唐新能源科技(北京)有限公司
Publication Date
2007-10-31
Estimated Expiration
Not applicable · inactive patent

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
Patent Text Reader

Abstract

The invention relates to line focus metal flow passage solar vacuum heat collecting tube and its manufacturing technique, mainly to solve the problem of the prior art that the large external heat loss and sealing mechanical stability of the sealing terminal of the metal flow passage solar vacuum heat collecting tube. The line focus metal flow passage solar vacuum heat collecting tube comprises a glass outer tube, a metal inner tube, an external unloading device and a tube connecting element. The adjusted indirect sealing connecting method of The invention apparently improves the connecting mechanical intensity of the metal flow passage solar vacuum heat collecting tube, and the stability of the metal flow passage solar vacuum heat collecting tube is improved. The invention could be widely used in the solar medium-high-temperature heat collecting device of the groove style solar heat power generation, solar air conditioner refrigeration, solar sea water desalting and so on.
Need to check novelty before this filing date? Find Prior Art

Description

technical field

[0001] The invention relates to a solar vacuum heat collecting tube with a built-in metal flow channel used in a trough-type line focusing and a compound parabola, that is, a CPC concentrating device. Its structure and manufacturing process are suitable for various straight-through solar vacuum heat collecting tubes with a built-in metal flow channel. It belongs to the technical field of solar thermal utilization. Background technique

[0002] With the vigorous development of the use of renewable energy such as solar energy in the world, solar thermal power generation, solar refrigeration air conditioning, solar desalination and other solar energy industrial heat utilization technologies are gradually recognized by people, and the establishment of these solar heat utilization devices is inseparable from the trough (Parabolic) line focusing and compound paraboloid are CPC concentrating devices, and line focusing solar collector tube is the main heat collecting...

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