CN110698022A - Ecological toilet and excrement and sewage treatment integrated system - Google Patents
Ecological toilet and excrement and sewage treatment integrated system Download PDFInfo
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- CN110698022A CN110698022A CN201911086488.3A CN201911086488A CN110698022A CN 110698022 A CN110698022 A CN 110698022A CN 201911086488 A CN201911086488 A CN 201911086488A CN 110698022 A CN110698022 A CN 110698022A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K11/00—Closets without flushing; Urinals without flushing; Chamber pots; Chairs with toilet conveniences or specially adapted for use with toilets
- A47K11/02—Dry closets, e.g. incinerator closets
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/005—Black water originating from toilets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention belongs to the technical field of environmental protection and new energy, and particularly relates to an ecological toilet and an integrated system for treating excrement. The system comprises a front-end toilet module and a rear-end continuous hydrothermal treatment module which are respectively integrated in the vehicle-mounted container; the front end toilet module comprises a yellow water lifting tank, a yellow water collecting tank, an air flushing urinal, an air flushing pedestal pan, a brown water collecting tank, a brown water lifting tank, a vacuum lifting pump and a storage tank; the rear-end continuous hydrothermal treatment module comprises a screw pump, a hydraulic feeding unit, a reactor unit and a product separation unit which are sequentially connected through pipelines; and a discharge port of the storage tank is connected with a screw pump, collected excrement is conveyed to the hydraulic feeding unit and then enters the reactor unit for continuous hydrothermal treatment, and oil phase, gas and solid residue are obtained through the product separation unit. The invention has the characteristics of mobility, water saving, self-sufficient energy and the like, and realizes the resource utilization of the excrement in the toilet.
Description
Technical Field
The invention belongs to the technical field of environmental protection and new energy, and particularly relates to an ecological toilet and an integrated system for treating excrement.
Background
The population of China is large, the quantity of excrement is larger and larger, and the agricultural efficiency of the excrement is gradually reduced along with the large-scale operation of agricultural production; due to the increased requirement of environmental epidemic prevention, the manure can not be directly fertilized without being treated. Meanwhile, the water-flushing toilet which plays an important role in improving the living environment of human beings has become a main source of waste and water resource pollution, and does not accord with the current scientific development.
The ecological toilet is characterized by reducing water consumption, converting waste into useful resources, causing no pollution to the environment, and being odorless, safe and sanitary. The core idea is that water resources and nutrient substances are operated in a closed cycle mode in the development of human society and economy, and the closed cycle is completed by a safe, economic and reliable method, so that the aims of protecting and saving limited water resources and simultaneously realizing the resource utilization of the nutrient substances are fulfilled. In the Chinese utility model 'a movable solar water-free ecological environment-friendly toilet' (No. CN204676666U), universal wheels are installed to move the toilet, excrement is collected and treated in a centralized way by utilizing an excrement storage box, and system energy is provided by utilizing solar energy; in the Chinese patent application 'a multi-technology coupling ecological toilet excrement treatment system and method taking subcritical hydrothermal liquefaction as a core' (application publication number CN108585407A), the subcritical hydrothermal liquefaction technology core is combined with technologies such as a high-temperature anaerobic process, methane recycling and combined membrane process unit separation characteristics to realize system heat balance, conversion of urine into garden green water and conversion of excrement into organic fertilizer.
The hydrothermal liquefaction technology is to use water as a medium and a solvent to simulate the formation principle of natural petroleum at a certain temperature (100-370 ℃) and pressure (0-20 MPa). The biomass is converted into liquid organic micromolecules in a short time (0-2 hours) through depolymerization, bond breaking, rearrangement, decarboxylation and the like, and the liquid fuel produced after separation is called biological crude oil. The excrement generated by the ecological toilet is converted into the biological crude oil by using a hydrothermal technology, so that the resource utilization of the excrement is realized, the calorific value of the biological crude oil converted from the excrement is 35.9-37.2 MJ/kg, and transportation fuels and extracted chemicals can be produced by modifying and upgrading.
Disclosure of Invention
Aiming at the problems of the existing toilet and the problem of recycling of excrement, the invention aims to provide an integrated system for treating the ecological toilet and the excrement, and the excrement is subjected to high-temperature and high-pressure continuous hydrothermal treatment by adopting the hydrothermal liquefaction technology so as to obtain an oil phase, gas and solid residues through conversion.
In order to achieve the purpose, the invention provides the following technical scheme:
an integrated system of ecological toilet and fecal sewage treatment comprises a front-end toilet module and a rear-end continuous hydrothermal treatment module which are respectively integrated in a vehicle-mounted container; the front-end toilet module comprises a yellow water lifting tank 1, a yellow water collecting tank 2, an air flushing urinal 3, an air flushing toilet bowl 4, a brown water collecting tank 5, a brown water lifting tank 6, a vacuum lifting pump 7 and a storage tank 8; the rear-end continuous hydrothermal treatment module comprises a screw pump 9, a hydraulic feeding unit 10, a reactor unit 11 and a product separation unit 12 which are sequentially connected through pipelines.
Wherein the air flushing urinal 3, the yellow water collecting tank 2 and the yellow water lifting tank 1 are sequentially connected through pipelines; the air-flushing pedestal pan 4, the brown water collecting tank 5 and the brown water lifting tank 6 are sequentially connected through pipelines; the yellow water lifting tank 1 and the brown water lifting tank 6 are respectively connected to a feed inlet of a storage tank 8 through a vacuum lifting pump 7.
And a discharge port of the storage tank 8 is connected with a screw pump 9, collected excrement is conveyed to a hydraulic feeding unit 10 and then enters a reactor unit 11 for continuous hydrothermal treatment, and oil phase, gas and solid residue are obtained through a product separation unit 12.
The system further comprises a monitoring unit 13, wherein the monitoring unit 13 adopts an online monitoring device to perform online regulation and control and monitoring on various operation indexes of the rear-end continuous hydrothermal treatment module and various operation working conditions of the front-end toilet module.
The hydraulic feeding unit 10 of the rear-end continuous hydrothermal treatment module is further connected with a kitchen waste storage tank, a sewage and waste water pipeline and a crop straw storage tank, and sewage and waste water algae, excrement, crop straws and kitchen waste are subjected to combined treatment by the reactor unit 11.
The concentration range of the feces of the continuous hydrothermal reaction of the reactor unit 11 is 2-30%.
And a micro-water and air-flushing combined flushing mode is adopted, and the water consumption is 0.2-0.5L each time.
The brown water generated by the toilet module at the front end is crushed and uniformly stirred in the pipeline under the negative pressure action of the vacuum lift pump 7, and the negative pressure range of the vacuum lift pump 7 is-70 to-40 kPa.
The reactor unit 11 is a tubular reactor, and the material in the reactor unit flows in a plug flow manner; the two tubular reactors are connected by adopting a inch pipe, and the connection part can measure the temperature internally; the reaction time is controlled by adjusting the feed rate of the hydraulic feed unit 10; the product separation unit 12 takes the form of a multi-channel double receiver tank.
The oil phase is high-calorific-value biological crude oil, and the oil yield is 23-28%; the gas being predominantly CO2(ii) a The solid residue comprises biochar and metal ions, wherein the biochar is alkaline, and the pH value is 8.0-13.0; the water phase is rich in N, P elements.
The system further comprises a solar panel and a heat exchanger, wherein the solar panel is arranged at the top end of the outer part of the vehicle-mounted container and is used for supplying power to electric equipment in the system; the heat exchanger is arranged between a feed pipeline of a hydraulic feed unit 10 of the rear-end continuous hydrothermal treatment module and a product discharge pipeline of the reactor unit 11, and between the feed pipeline of the hydraulic feed unit 10 and a product separation unit 12, so that heat dissipation of the product discharge pipeline from the reactor unit 11 to the product separation unit 12 and heat released in the process of collecting the product by the product separation unit 12 are concentrated, and materials which do not enter the reactor unit 11 are preheated by a sleeve.
The thermal hydrolysis reaction process is under the conditions of high temperature and high pressure, the temperature range is 100-400 ℃, and the pressure intensity range is 5-25 MPa.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has the characteristics of mobility, water saving, self-sufficient energy and the like, and realizes the resource utilization of the excrement in the toilet.
2. And (4) harmlessness. The pathogenic bacteria can be killed by adopting a high-temperature high-pressure pyrohydrolysis technology, and feces (containing toilet paper and other wastes) are subjected to harmless treatment; clean energy is generated, and the energy output of the regenerated crude oil can be realized.
3. The biological crude oil is a high-calorific-value fuel and can be used for traffic fuels and the like, the CO2 gas is a carbon source required by growth of microalgae and other plants, N, P elements and TOC content in the hydrothermal liquefaction wastewater are high, and the waste water can be extracted to be prepared into fertilizers and used for flower cultivation, microalgae cultivation and the like. The hydrothermal liquefied solid residue is mainly made of biochar and metal ions, wherein the biochar is alkaline, has the pH of 8.2-13.0, mainly contains carbon, hydrogen, oxygen, nitrogen and the like, and can be used as a soil conditioner.
Drawings
FIG. 1 is a schematic view of the composition of an integrated system for ecological toilet and fecal sewage treatment.
Wherein the reference numerals are:
1 yellow water lifting pot
2 yellow water collecting tank
3 air-flushing urinal
4 air flushing toilet
5 brown water collecting tank
6 brown water lifting tank
7 vacuum lift pump
8 storage tank
9 screw pump
10 Hydraulic feed Unit
11 reactor unit
12 product separation unit
13 monitoring unit
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
As shown in fig. 1, an integrated system of an ecological toilet and fecal sewage treatment comprises a front toilet module and a rear continuous hydrothermal treatment module respectively integrated in a vehicle-mounted container, and a monitoring unit 13; the front-end toilet module comprises a yellow water lifting tank 1, a yellow water collecting tank 2, an air flushing urinal 3, an air flushing toilet bowl 4, a brown water collecting tank 5, a brown water lifting tank 6, a vacuum lifting pump 7 and a storage tank 8; the rear-end continuous hydrothermal treatment module comprises a screw pump 9, a hydraulic feeding unit 10, a reactor unit 11 and a product separation unit 12 which are sequentially connected through pipelines.
Wherein the air flushing urinal 3, the yellow water collecting tank 2 and the yellow water lifting tank 1 are sequentially connected through pipelines; the air-flushing pedestal pan 4, the brown water collecting tank 5 and the brown water lifting tank 6 are sequentially connected through pipelines; the yellow water lifting tank 1 and the brown water lifting tank 6 are respectively connected to a feed inlet of a storage tank 8 through a vacuum lifting pump 7, and the yellow water and the brown water in the front-end toilet are collected.
And a discharge port of the storage tank 8 is connected with a screw pump 9, collected excrement is conveyed to a hydraulic feeding unit 10 and then enters a reactor unit 11 for continuous hydrothermal treatment, and oil phase, gas and solid residue are obtained through a product separation unit 12.
The monitoring unit 13 uses online monitoring equipment (including temperature sensors, flow rate sensors, pressure sensors and sensors for testing other indexes) to perform online regulation and monitoring on various operation indexes (such as reaction pressure, reaction temperature and feeding rate in continuous and stable operation) of the rear-end continuous hydrothermal treatment module and various operation conditions (such as negative pressure state, toilet flushing frequency and capacity of a vacuum pump) of the front-end toilet module.
The hydraulic feeding unit 10 of the rear-end continuous hydrothermal treatment module is further connected with a kitchen waste storage tank, a sewage and waste water pipeline and a crop straw storage tank, and sewage and waste water algae, excrement, crop straws and kitchen waste are subjected to combined treatment by the reactor unit 11.
The concentration range of the feces of the continuous hydrothermal reaction of the reactor unit 11 is 2-30%.
The front-end toilet module is provided with a brown water collecting tank 5 and a yellow water collecting tank 2, and brown water and yellow water are collected independently; the vacuum lift pump 7 is installed, a washing mode combining micro-water and air flushing is adopted, the water consumption is 0.2-0.5L each time, the coupling concentration of the reactor unit 11 is met, and water resource waste is avoided. The brown water that vacuum lift pump 7's negative pressure effect produced front end lavatory module has smashed and has stirred in the pipeline, has avoided subsequent preliminary treatment, can practice thrift the energy consumption. The negative pressure of the vacuum lift pump 7 ranges from-70 kPa to-40 kPa.
The reactor unit 11 adopts a tubular reactor, and the materials in the reactor unit flow in a plug flow mode, so that the reaction uniformity in the continuous hydrothermal treatment process is ensured; the two reactors are connected by adopting a inch pipe, and the connecting part can measure the temperature internally, so that the stable reaction is ensured. The reaction time is controlled by adjusting the feed rate of the hydraulic feed unit 10.
The product separation unit 12 adopts a multi-pipeline double receiving tank, so that the situations of pressure rise and reaction termination caused by blockage in the continuous hydrothermal liquefaction process can be effectively prevented; the oil phase is high-calorific-value biological crude oil which is similar to petroleum and can be used as energy for traffic fuels and the like; the gas being predominantly CO2Can be used as gas fertilizer for cultivating algae or plants; the solid residue is mainly made of biochar and metal ions, wherein the biochar is alkaline, has the pH value of 8.0-13.0 and can be used as a soil conditioner; the water phase is rich in N, P elements.
Preferably, the integrated system for ecological toilet and fecal sewage treatment further comprises a solar cell panel and a heat exchanger, wherein the solar cell panel is arranged at the top end of the outside of the vehicle-mounted container and is used for supplying power to electric equipment (such as lighting appliances, an exhaust fan, a vacuum lift pump 7 and a monitoring unit 13) in the system; the heat exchanger is arranged between a feeding pipeline of a hydraulic feeding unit 10 of the rear-end continuous hydrothermal treatment module and a product discharge pipeline of the reactor unit 11, and between the feeding pipeline of the hydraulic feeding unit 10 and a product separation unit 12, so that heat dissipation of the product discharge pipeline from the reactor unit 11 to the product separation unit 12 and heat released in the process of collecting the product by the product separation unit 12 are concentrated, and a sleeve is adopted to preheat the material which does not enter the reactor unit 11, thereby basically realizing the self-sufficiency of the energy of the whole system.
The ecological toilet and the integral system for treating the excrement converts the heat of the excrement into the biological crude oil to realize the resource utilization of the excrement; the pyrohydrolysis reaction process is under the conditions of high temperature and high pressure, the temperature range is 100-400 ℃, the pressure intensity range is 5-25 MPa, pathogenic bacteria and microorganisms in the excrement can be killed, and harmless treatment is realized.
Example 1:
the ecological toilet and the excrement and sewage treatment integrated system is placed in a certain rural area to test the real condition: firstly, after a toilet user uses the toilet, the user presses a start button to flush the excrement by adopting negative pressure drainage driving force, and records the flushing frequency, when the flushing frequency is 150, the flow of people reaches 150 people, the excrement is collected in a storage tank 8, and the obtained excrement is a uniform mixed material with the concentration of 12.5%; then pumping the excrement to a hydraulic feeding unit 10 by using a screw pump 9, pumping the excrement to a reactor unit 11 by using the hydraulic feeding unit 10 at a feeding flow rate of 50ml/min, setting reaction parameters of pressure of 9.0MPa and temperature of 300 ℃ by using a monitoring unit 13, continuously conveying the materials by using the hydraulic feeding unit 10 after a continuous hydrothermal treatment system reaches a steady state, continuously carrying out the reaction for 12 hours, and finally collecting gas and liquid mixture by using a product separation unit 12, wherein the gas mainly comprises CO2And after separation and extraction of the liquid mixture, the biological crude oil and the biological carbon are obtained, the oil yield is 26 percent dry weight (based on dry weight), and the heat value is 35.3 MJ/kg.
Example 2:
the testing of the rear-end continuous hydrothermal treatment module of the integrated system is carried out by taking the mixed material of human excrement and corn straw with the concentration of 15% as the raw material: firstly, mechanically crushing corn straws, sieving the corn straws with 40 meshes, mixing human excrement with the water content of 85 percent according to a certain proportion to obtain the corn strawPumping 15% mixed material into a hydraulic feeding unit 10 by using a screw pump 9, pumping the excrement into a reactor unit 11 by using the hydraulic feeding unit 10, wherein the feeding flow rate is 40ml/min, setting the reaction parameter pressure of 8.5MPa and the temperature of 290 ℃ by using a monitoring unit 13, continuously conveying the material by using the hydraulic feeding unit 10 after a continuous hydrothermal treatment system reaches a steady state, continuously carrying out the reaction for 12 hours, and finally collecting gas and liquid mixture by using a product separation unit 12, wherein the gas mainly comprises CO2And after separation and extraction of the liquid mixture, the biological crude oil and the biological carbon are obtained, the oil yield is 23% dry weight (based on dry weight), and the heat value is 32.4 MJ/kg.
Example 3:
the test of the integrated treatment system is carried out by taking simulated excrement with the concentration of 20 percent as a raw material: firstly, carrying out one-time toilet simulation on 200g of prepared simulated excrement, pressing a starting button after toilet use, flushing the simulated excrement by adopting negative pressure drainage driving force, and carrying out 120-time toilet use simulation in one day to represent the flow scale of 120 people in the toilet; then, a material storage tank 8 is used for collecting simulated excrement, the obtained excrement is a uniform mixed material with the concentration of 14%, then a screw pump 9 is used for pumping the material to a hydraulic feeding unit 10, the material is pumped to a reactor unit 11 through the hydraulic feeding unit 10, the feeding flow rate is 45ml/min, a monitoring unit 13 is used for setting the reaction parameter pressure of 9.0MPa and the temperature of 300 ℃, after a continuous hydrothermal treatment system reaches a stable state, the hydraulic feeding unit 10 continuously conveys the material, the reaction is continuously carried out, the running time is 12 hours, and finally a product separation unit 12 is used for collecting gas and liquid mixture, wherein the gas mainly comprises CO2And after separation and extraction of the liquid mixture, the biological crude oil and the biological carbon are obtained, the oil yield is 28% dry weight (based on dry weight), and the heat value is 35.7 MJ/kg.
The claimed invention is not limited to the described embodiments. All technical solutions equivalent to the present embodiment belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides an ecological lavatory and dirty processing integration system of excrement which characterized in that: the system comprises a front-end toilet module and a rear-end continuous hydrothermal treatment module which are respectively integrated in the vehicle-mounted container; the front-end toilet module comprises a yellow water lifting tank (1), a yellow water collecting tank (2), an air flushing urinal (3), an air flushing toilet (4), a brown water collecting tank (5), a brown water lifting tank (6), a vacuum lifting pump (7) and a storage tank (8); the rear-end continuous hydrothermal treatment module comprises a screw pump (9), a hydraulic feeding unit (10), a reactor unit (11) and a product separation unit (12) which are sequentially connected through pipelines;
wherein the air flushing urinal (3), the yellow water collecting tank (2) and the yellow water lifting tank (1) are sequentially connected through pipelines; the air flushing pedestal pan (4), the brown water collecting tank (5) and the brown water lifting tank (6) are sequentially connected through pipelines; the yellow water lifting tank (1) and the brown water lifting tank (6) are respectively connected to a feeding hole of the material storage tank (8) through a vacuum lifting pump (7) pipeline;
and a discharge port of the storage tank (8) is connected with a screw pump (9), collected excrement is conveyed to a hydraulic feeding unit (10) and then enters a reactor unit (11) for continuous hydrothermal treatment, and an oil phase, gas and solid residue are obtained through a product separation unit (12).
2. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the system further comprises a monitoring unit (13), wherein the monitoring unit (13) adopts online monitoring equipment to regulate and monitor various operation indexes of the rear-end continuous hydrothermal treatment module and various operation working conditions of the front-end toilet module on line.
3. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the hydraulic feeding unit (10) of the rear-end continuous hydrothermal treatment module is further connected with a kitchen waste storage tank, a sewage and waste water pipeline and a crop straw storage tank, and sewage and waste water algae, excrement, crop straws and kitchen waste are subjected to combined treatment by the reactor unit (11).
4. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the concentration range of the feces of the continuous hydrothermal reaction of the reactor unit (11) is 2-30%.
5. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: and a micro-water and air-flushing combined flushing mode is adopted, and the water consumption is 0.2-0.5L each time.
6. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the brown water generated by the front end toilet module is crushed and uniformly stirred in the pipeline under the negative pressure action of the vacuum lift pump (7), and the negative pressure range of the vacuum lift pump (7) is-70 to-40 kPa.
7. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the reactor unit (11) adopts a tubular reactor, and the material in the reactor unit flows in a plug flow mode; the two tubular reactors are connected by adopting a inch pipe, and the connection part can measure the temperature internally; controlling the reaction time by adjusting the feed rate of the hydraulic feed unit (10); the product separation unit (12) takes the form of a multi-channel double receiver tank.
8. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the oil phase is high-calorific-value biological crude oil, and the oil yield is 23-28%; the gas being predominantly CO2(ii) a The solid residue comprises biochar and metal ions, wherein the biochar is alkaline, and the pH value is 8.0-13.0; the water phase is rich in N, P elements.
9. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the system further comprises a solar panel and a heat exchanger, wherein the solar panel is arranged at the top end of the outer part of the vehicle-mounted container and is used for supplying power to electric equipment in the system; the heat exchanger is arranged between a feeding pipeline of a hydraulic feeding unit (10) of the rear-end continuous hydrothermal treatment module and a product discharge pipeline of the reactor unit (11) and between the feeding pipeline of the hydraulic feeding unit (10) and the product separation unit (12), the heat dissipation of the product discharge pipeline from the reactor unit (11) to the section of the product separation unit (12) and the heat released in the process of collecting the product by the product separation unit (12) are concentrated, and the materials which do not enter the reactor unit (11) are preheated by a sleeve.
10. The integrated system of ecological toilet and fecal sewage treatment as claimed in claim 1, wherein: the thermal hydrolysis reaction process is under the conditions of high temperature and high pressure, the temperature range is 100-400 ℃, and the pressure intensity range is 5-25 MPa.
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| CN201911086488.3A CN110698022A (en) | 2019-11-08 | 2019-11-08 | Ecological toilet and excrement and sewage treatment integrated system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115417548A (en) * | 2022-09-01 | 2022-12-02 | 中国环境科学研究院 | Black water in-situ recycling method and equipment |
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| CN115417548A (en) * | 2022-09-01 | 2022-12-02 | 中国环境科学研究院 | Black water in-situ recycling method and equipment |
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