阅读说明：本技术 一种超临界水氧化装置 (Supercritical water oxidation device ) 是由 高志远 宋成才 朱召军 高见 李宁宁 张帆 于 2020-04-27 设计创作，主要内容包括：本发明提供了一种超临界水氧化装置,属于危险废物技术领域,包括第一高压泵、第二高压泵、混合器、反应器和输气管,第一高压泵用于输送热值高于5MJ/Kg的危险废物；第二高压泵用于输送水或热值低于2MJ/Kg的物料；所述第一高压泵和所述第二高压泵均与所述混合器的进液口连接；所述反应器的进液口与所述混合器的出液口连接；所述输气管与所述反应器的进液口连通。本发明提供的超临界水氧化装置,解决了现有技术中对热值较高的危险废物进行配伍时步骤繁琐且效率低下的问题。(The invention provides a supercritical water oxidation device, which belongs to the technical field of hazardous wastes and comprises a first high-pressure pump, a second high-pressure pump, a mixer, a reactor and a gas transmission pipe, wherein the first high-pressure pump is used for transmitting hazardous wastes with the heat value higher than 5 MJ/Kg; the second high-pressure pump is used for conveying water or materials with the heat value lower than 2 MJ/Kg; the first high-pressure pump and the second high-pressure pump are both connected with a liquid inlet of the mixer; the liquid inlet of the reactor is connected with the liquid outlet of the mixer; the gas pipe is communicated with the liquid inlet of the reactor. The supercritical water oxidation device provided by the invention solves the problems of complicated steps and low efficiency when the hazardous waste with higher heat value is combined in the prior art.)

1. A supercritical water oxidation apparatus, comprising:

a first high-pressure pump for delivering hazardous waste with a calorific value higher than 5 MJ/Kg;

the second high-pressure pump is used for conveying water or materials with the heat value lower than 2 MJ/Kg;

the first high-pressure pump and the second high-pressure pump are both connected with a liquid inlet of the mixer;

a liquid inlet of the reactor is connected with a liquid outlet of the mixer; and

and the gas pipe is communicated with the liquid inlet of the reactor.

2. The supercritical water oxidation apparatus of claim 1, wherein the gas delivery pipe is further communicated with the liquid inlet of the mixer.

3. The supercritical water oxidation apparatus of claim 1 wherein the mixer is a static mixer comprising a housing, a first turbulator assembly, a second turbulator assembly and a mixing inner core, the first turbulator assembly, the second turbulator assembly and the mixing inner core are all disposed in the housing and arranged in sequence along the flow direction of the liquid in the static mixer.

4. The supercritical water oxidation apparatus of claim 3 wherein the first turbulator assembly is provided with a first turbulating hole and a second turbulating hole, the second turbulating hole is disposed around the first turbulating hole, and the number of the second turbulating holes is less than the number of the first turbulating holes.

5. The supercritical water oxidation apparatus of claim 3 wherein the second flow perturbation assembly comprises a filter cartridge and flow perturbation plates, the flow perturbation plates are evenly arranged around the filter cartridge for forming a rotational flow, and the filter cartridge is evenly provided with through holes.

6. The supercritical water oxidation apparatus of claim 5 wherein the turbulators are inclined in the axial direction of the filter cartridge, and the plurality of turbulators are inclined in the same direction, and are provided with through holes.

7. The supercritical water oxidation apparatus of claim 3, wherein the mixing inner core comprises a positioning plate and a set of helical blades, each set of helical blades comprises a plurality of helical blades arranged around the central axis of the housing, the positioning plate is respectively arranged at two ends of the set of helical blades, and the positioning plate is provided with a plurality of flow guide holes.

8. The supercritical water oxidation apparatus of claim 3, wherein a second flow perturbation component is disposed between the liquid outlet of the static mixer and the mixing core.

9. The supercritical water oxidation apparatus of claim 7 wherein a locating ring is provided outside the helical blade, the locating ring being connected to the helical blade by a connecting rod.

10. A using method of a supercritical water oxidation device comprises the following steps:

conveying hazardous waste with a heat value higher than 5MJ/Kg into the mixer through a first high-pressure pump;

conveying water or materials with the heat value lower than 2MJ/Kg into the mixer through a second high-pressure pump;

the mixer carries out oxidation reaction on the materials conveyed by the first high-pressure pump and the second high-pressure pump, and then conveys the mixed materials to the reactor;

the gas pipe inputs gas into the reactor to promote oxidation reaction, and whether the heat value of the dangerous waste and the materials in the mixer reaches the standard is determined by observing the temperature in the reactor.