Supercritical carbon dioxide power generation system and method combining supercritical water oxidation technology

A technology of supercritical water oxidation and carbon dioxide, which is applied in the fields of oxidation treatment of sludge, oxidized water/sewage treatment, machines/engines, etc., can solve low conversion efficiency, repeated construction, high investment environmental burden and energy waste, without mentioning energy problems and other issues to achieve the effect of improving recycling and utilization

CN110486107APending Publication Date: 2019-11-22碧流天能(北京)科技股份有限公司
2 Cites 4 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2019-11-22

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The invention relates to a supercritical carbon dioxide power generation system combining a supercritical water oxidation technology. The system comprises a supercritical water oxidation unit, a heatexchange unit, a supercritical carbon dioxide power generation unit, an expansion machine power generation unit and a tail gas heat energy utilization recovery unit; the supercritical water oxidationunit involves a supercritical water oxidation reactor, the heat exchange unit involves a main heat exchanger, the supercritical carbon dioxide power generation unit involves a turbine, a motor, a high-temperature heat exchanger, a low-temperature heat exchanger, a high-temperature compressor, a low-temperature compressor and a cooler, and the expansion machine power generation unit involves an expansion machine and a generator; and the tail gas heat energy utilization recovery unit involves a liquefying separation treatment device. The supercritical carbon dioxide power generation system and method combining the supercritical water oxidation technology can effectively treat sewage sludge and generate electric energy; and an ecological development mode combining environmental pollution treatment and energy development and utilization is realized.
Need to check novelty before this filing date? Find Prior Art

Description

Technical field

[0001] The invention belongs to the technical field of clean energy power generation systems, in particular to a supercritical carbon dioxide power generation system and a power generation method combined with supercritical water oxidation technology. Background technique

[0002] With the increasingly severe problems of energy shortage and environmental pollution, the transformation of the traditional economic growth mode of high energy consumption and high pollution, the development of a low-carbon economy, and the realization of sustainable development are becoming the common choice for economic development of all countries in the world.

[0003] The development and utilization of clean, environmentally friendly, renewable and ecologically-friendly new energy is the key to mankind's alleviation of energy and environmental problems. Electricity consumption is one of the main forms of energy consumption. About 68% of other energy sources are converted into electric...

Examples

Embodiment Construction

[0035] The present invention will be described in further detail below through specific examples. The following examples are only descriptive and not restrictive, and the protection scope of the present invention cannot be limited by this.

[0036] A supercritical carbon dioxide power generation system combined with supercritical water oxidation technology, such as figure 1 Shown, including supercritical water oxidation unit (I), heat exchange unit (II), supercritical carbon dioxide power generation unit (III), expander power generation unit (IV) and exhaust heat recovery unit (V); supercritical water oxidation The unit (I) includes a supercritical water oxidation reactor (1), the heat exchange unit (II) includes a main heat exchanger (2), and the supercritical carbon dioxide power generation unit (III) includes a turbine, a motor, and a high temperature heat exchanger (7). ), low temperature heat exchanger (8), high temperature compressor (9), low temperature compressor (11) and ...