CN101186874A - Fully automatic household biological organic waste anaerobic fermentation tank - Google Patents

Fully automatic household biological organic waste anaerobic fermentation tank Download PDF

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CN101186874A
CN101186874A CNA2007101587747A CN200710158774A CN101186874A CN 101186874 A CN101186874 A CN 101186874A CN A2007101587747 A CNA2007101587747 A CN A2007101587747A CN 200710158774 A CN200710158774 A CN 200710158774A CN 101186874 A CN101186874 A CN 101186874A
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anaerobic fermentation
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CN101186874B (en
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李润东
冯磊
蓝宁阁
骆晓松
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Shenyang Institute of Aeronautical Engineering
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Abstract

An automatic domestic anaerobic fermentation pot for biological organic trashes comprises a fermentation body (6) and a control cabinet (14) which are connected by cable, wherein the fermentation body (6) comprises an agitator motor (1), a pressure instrument (2), a feeding port (3), a thermoelectric couple (4), PH electrodes (5), a bracket (7), an online methane analyzer (8), a water inlet pipe (9), an observation window (10), an agitator device (11), a water outlet pipe (12), a nitrogen inlet (13) and a ball valve (15). The product of the utility model improves present technique, realizes monitoring and controlling of parameters of reacting time, temperature, PH value, methane thickness, agitating time, agitating speed and the like in the process of anaerobic digestion of organic trashes, and complete automasticity of the complete solid digestion reaction is realized according to prescribed conditions.

Description

全自动家庭生物有机垃圾厌氧发酵罐 Fully automatic household biological organic waste anaerobic fermentation tank

技术领域：本发明涉及一种发酵罐，尤其是一套全自动家庭生物有机垃圾厌氧消化产沼的新产品，属于能源与环境领域。Technical field: The present invention relates to a fermenter, especially a set of new products for fully automatic anaerobic digestion of bio-organic waste from households, which belongs to the field of energy and environment.

背景技术：我国每年城市生活垃圾产量巨大，如果将其用于厌氧发酵，那将是一笔巨大的能源财富，未来要实现家庭生物有机垃圾资源化与能源化利用，厌氧消化制造甲烷技术应加大研究力度，对解决当前的能源危机，具有重大的现实意义。而家庭生物有机垃圾厌氧消化技术在我国处于起步阶段，当前厌氧消化设备对人为操作具有很大的依赖性，虽然部分设备具备半自动性，但仍然无法实现全自动性控制。Background technology: my country produces a huge amount of municipal solid waste every year. If it is used for anaerobic fermentation, it will be a huge energy wealth. In the future, it is necessary to realize the resource utilization and energy utilization of household bio-organic waste, and the technology of anaerobic digestion to produce methane Research efforts should be intensified, which has great practical significance for solving the current energy crisis. The anaerobic digestion technology of household bio-organic waste is in its infancy in my country. The current anaerobic digestion equipment is highly dependent on human operation. Although some equipment is semi-automatic, it still cannot achieve fully automatic control.

发明内容：针对上述现有技术的不足，本发明提供了一种全自动家庭生物有机垃圾厌氧消化产沼的发酵罐。Summary of the invention: In view of the deficiencies of the above-mentioned prior art, the present invention provides a fermenter for fully automatic anaerobic digestion of household bio-organic wastes.

为实现上述目的，本发明采用的技术方案是：全自动家庭生物有机垃圾厌氧发酵罐，包括发酵罐主体(6)和控制柜(14)，两者通过电缆连接；发酵罐主体(6)包括搅拌电机(1)，压力仪表(2)，给料口(3)，热电偶(4)，PH电极(5)，支架(7)，甲烷气体在线分析仪(8)，进水管道(9)，观察口(10)，搅拌装置(11)，出水管道(12)，氮气入口(13)，球阀(15)。搅拌电机(1)、压力仪表(2)、给料口(3)位于发酵罐主体(6)的上端，支架(7)位于发酵罐主体(6)的下端。热电偶(4)、PH电极(5)、进水管道(9)、搅拌装置(11)、出水管道(12)处于发酵罐主体(6)内。搅拌电机(1)与搅拌装置(11)相连。甲烷气体在线分析仪(8)与压力仪表(2)相连。观察口(10)、氮气入口(13)、球阀(15)位于发酵罐主体(6)的外表面。In order to achieve the above object, the technical solution adopted in the present invention is: a full-automatic household bio-organic waste anaerobic fermenter, comprising a fermenter main body (6) and a control cabinet (14), both of which are connected by cables; the fermenter main body (6) Including stirring motor (1), pressure gauge (2), feeding port (3), thermocouple (4), pH electrode (5), bracket (7), methane gas online analyzer (8), water inlet pipe ( 9), observation port (10), stirring device (11), water outlet pipe (12), nitrogen inlet (13), ball valve (15). The stirring motor (1), the pressure gauge (2) and the feeding port (3) are located at the upper end of the fermenter main body (6), and the bracket (7) is located at the lower end of the fermenter main body (6). The thermocouple (4), pH electrode (5), water inlet pipe (9), stirring device (11), and water outlet pipe (12) are located in the fermenter main body (6). Stirring motor (1) links to each other with stirring device (11). The methane gas online analyzer (8) is connected with the pressure instrument (2). The observation port (10), the nitrogen inlet (13), and the ball valve (15) are located on the outer surface of the fermenter main body (6).

本发明具有如下特点：The present invention has following characteristics:

1、全自动家庭生物有机垃圾厌氧发酵罐实现在固体有机物厌氧消化过程中，反应时间、温度、pH值，甲烷气体浓度、搅拌时间与搅拌速率等参数的监测与调控，整个固体消化反应根据设定条件实现完全自动化。1. The fully automatic household bio-organic waste anaerobic fermentation tank realizes the monitoring and regulation of parameters such as reaction time, temperature, pH value, methane gas concentration, stirring time and stirring rate during the anaerobic digestion process of solid organic matter, and the entire solid digestion reaction Fully automated according to set conditions.

2、全自动家庭生物有机垃圾厌氧发酵罐配有自动补料系统，通过对蠕动泵的预先标定，可以自动计算加料量值。反应过程预先设定的pH值，通过加碱或加酸，实现pH值的自动调控。确保消化实验的顺利进行。2. The fully automatic household bio-organic waste anaerobic fermentation tank is equipped with an automatic feeding system. Through the pre-calibration of the peristaltic pump, the feeding amount can be automatically calculated. The preset pH value in the reaction process can be automatically adjusted by adding alkali or acid. To ensure the smooth progress of the digestion experiment.

3、全自动家庭生物有机垃圾厌氧发酵罐配有量程为0％~100％甲烷气体浓度在线分析仪，可以对固体消化反应过程中甲烷气体浓度实现即时监测，并把数据存储至计算机中。3. The fully automatic household bio-organic waste anaerobic fermentation tank is equipped with an online analyzer for methane gas concentration with a range of 0%~100%, which can realize real-time monitoring of methane gas concentration during the solid digestion reaction process and store the data in the computer.

4、全自动家庭生物有机来厌氧发酵罐可以实现消化反应过程中反应温度、pH值、搅拌时间、搅拌速率及补料量等参数的在线监测，并根据设定条件对参数变更进行及时恢复，确保反应顺利进行。4. The fully automatic home bio-organic anaerobic fermentation tank can realize online monitoring of parameters such as reaction temperature, pH value, stirring time, stirring rate and feeding amount during the digestion reaction, and timely recover parameter changes according to the set conditions , to ensure that the reaction proceeds smoothly.

有益效果Beneficial effect

在我国，随着生活水平的提高和人口数目的增加，家庭生物有机垃圾的产量也在增加，为实现固体废物资源化、能源化利用的方针，传统上将生物垃圾直接填埋的处理工艺由于其占地面积广，产生渗滤液污染地下水和沼气的温室效应等问题应加以改进，家庭生物有机垃圾厌氧消化技术应被大力推广，对解决当前的能源危机，具有重大的现实意义。In my country, with the improvement of living standards and the increase of population, the output of household bio-organic waste is also increasing. In order to realize the policy of solid waste recycling and energy utilization, the traditional treatment process of direct landfill of biological waste is due to It covers a large area, and the greenhouse effect of leachate polluting groundwater and biogas should be improved. The anaerobic digestion technology of household bio-organic waste should be vigorously promoted, which has great practical significance for solving the current energy crisis.

附图说明：Description of drawings:

图1是本发明结构示意图。Fig. 1 is a schematic diagram of the structure of the present invention.

具体实施方式：Detailed ways:

如图1所示：全自动家庭生物有机垃圾厌氧发酵罐，包括发酵罐主体6和控制柜14，两者通过电缆连接；发酵罐主体6包括搅拌电机1，压力仪表2，给料口3，热电偶4，PH电极5，支架7，甲烷气体在线分析仪8，进水管道9，观察口10，搅拌装置11，出水管道12，氮气入口13，球阀15。搅拌电机1、压力仪表2、给料口3位于发酵罐主体6的上端，支架7位于发酵罐主体6的下端。热电偶4、PH电极5、进水管道9、搅拌装置11、出水管道12处于发酵罐主体6内。搅拌电机1与搅拌装置11相连。甲烷气体在线分析仪8与压力仪表2相连。观察口10、氮气入口13、球阀15位于发酵罐主体6的外表面。As shown in Figure 1: a fully automatic anaerobic fermenter for household bio-organic waste, including a fermenter main body 6 and a control cabinet 14, both of which are connected by cables; the fermenter main body 6 includes a stirring motor 1, a pressure gauge 2, and a feeding port 3 , Thermocouple 4, PH electrode 5, bracket 7, methane gas online analyzer 8, water inlet pipe 9, observation port 10, stirring device 11, water outlet pipe 12, nitrogen inlet 13, ball valve 15. Stirring motor 1 , pressure gauge 2 and feeding port 3 are located at the upper end of fermenter main body 6 , and bracket 7 is located at the lower end of fermenter main body 6 . Thermocouple 4 , pH electrode 5 , water inlet pipe 9 , stirring device 11 , and water outlet pipe 12 are located in the fermenter main body 6 . The stirring motor 1 is connected to the stirring device 11 . The methane gas online analyzer 8 is connected with the pressure instrument 2 . The observation port 10 , the nitrogen gas inlet 13 and the ball valve 15 are located on the outer surface of the fermenter main body 6 .

各部件功能：Functions of each part:

1、搅拌电机：连接搅拌装置，搅拌动力来源，。1. Stirring motor: Connect the stirring device, the source of stirring power,.

2、压力仪表：显示发酵罐内压力，过大的压力可以通过安全阀排放出去。2. Pressure gauge: Display the pressure inside the fermentation tank, and the excessive pressure can be discharged through the safety valve.

3、给、出料口：反应物料的进、出入口，配有氮气吹脱装置，防止氧气混入消化罐体。3. Feed and discharge port: The inlet and outlet of reaction materials are equipped with nitrogen blow-off device to prevent oxygen from mixing into the digestion tank.

4、球阀：反应物料的进、出入口阀门，控制物料的进出。4. Ball valve: the inlet and outlet valves of the reaction materials to control the inlet and outlet of materials.

5、排气管：消化罐内反应产生甲烷气体的排放口。5. Exhaust pipe: the discharge port of the methane gas generated by the reaction in the digestion tank.

6、发酵罐主体：由双层不锈钢构成，内部容积30L。6. The main body of the fermentation tank: it is made of double-layer stainless steel, with an internal volume of 30L.

7、热电偶：消化罐体温度的监测装置。7. Thermocouple: a monitoring device for the temperature of the digestion tank.

8、pH电极：消化罐体pH的监测装置。8. pH electrode: a monitoring device for the pH of the digestion tank.

9、进、出水口：发酵罐主体中双层不锈钢结构进出水口，用以调节反应罐的问题。9. Water inlet and outlet: The water inlet and outlet of the double-layer stainless steel structure in the main body of the fermentation tank are used to adjust the problem of the reaction tank.

10、观察口：配有灯光系统，可以对发酵罐内部进行观察。10. Observation port: Equipped with a lighting system, it can observe the inside of the fermenter.

11、搅拌装置：两侧配短棒搅拌器，下部配有螺旋状搅拌器11. Stirring device: short rod stirrers are equipped on both sides, and spiral stirrers are equipped at the bottom

12、出料口：消化残渣的排放口12. Discharge port: discharge port for digestion residue

13、支架：整个发酵装置的支撑装置13. Bracket: the supporting device of the whole fermentation device

14、控制柜：配备电脑，控制软件，对整个反应参数：反应起始时间、反应持续时间、温度、pH值、加酸加碱量，搅拌时间、搅拌速率，甲烷气体浓度等进行系统监测及纪录，绘制成图表；同时对反应温度、pH值、加酸加碱量，搅拌时间、搅拌速率，甲烷气体浓度等参数实现自动化控制，一经设定，直到反应结束，不需认为操作。14. Control cabinet: Equipped with computer and control software, system monitoring and monitoring of the entire reaction parameters: reaction start time, reaction duration, temperature, pH value, amount of acid and alkali added, stirring time, stirring rate, methane gas concentration, etc. Record and draw a chart; at the same time, the parameters such as reaction temperature, pH value, acid and alkali addition, stirring time, stirring speed, methane gas concentration and other parameters are automatically controlled. Once set, there is no need to operate until the end of the reaction.

工作流程：work process:

1、关闭所有阀门，在发酵罐主体内注入反应液(按试验要求注入)，打开进料系统，填满进料系统。1. Close all valves, inject the reaction liquid into the main body of the fermenter (inject according to the test requirements), open the feeding system, and fill the feeding system.

2、对进料系统在中的物料进行N2吹脱，排出氧气后打开球阀，让物料进入发酵罐主体。2. The material in the feeding system is blown off with N2 , and the ball valve is opened after the oxygen is exhausted to let the material enter the main body of the fermentation tank.

3、设定控制柜，打开控制软件，输入反应基本信息，设定实验参数：反映时间、温度、pH值，甲烷气体浓度、搅拌时间与搅拌速率，运行。3. Set the control cabinet, open the control software, input the basic information of the reaction, set the experimental parameters: reaction time, temperature, pH value, methane gas concentration, stirring time and stirring rate, and run.

4、反应期间可以通过排料系统取出实验物料(每次1L)：打开底部球阀，让反应液进入出料体统，关闭球阀，打开底部螺栓，排放反应液4. During the reaction, the experimental materials can be taken out through the discharge system (1L each time): open the bottom ball valve, let the reaction liquid enter the discharge system, close the ball valve, open the bottom bolt, and discharge the reaction liquid

实验结束后，调取数据，关闭软件，清理消化罐。After the experiment, retrieve the data, close the software, and clean the digestion tank.

Claims (2)

1. full-automatic domestic biological organic garbage anaerobic fermentation tank comprises fermentor tank main body (6); Fermentor tank main body (6) comprises agitator motor (1), manometer (2), material inlet (3), thermopair (4), PH electrode (5), support (7), inlet channel (9), porthole (10), whipping appts (11), outlet conduit (12), nitrogen inlet (13), ball valve (15); Agitator motor (1), manometer (2), material inlet (3) are positioned at the upper end of fermentor tank main body (6), and support (7) is positioned at the lower end of fermentor tank main body (6); Thermopair (4), PH electrode (5), inlet channel (9), whipping appts (11), outlet conduit (12) are in the fermentor tank main body (6); Agitator motor (1) links to each other with whipping appts (11); Porthole (10), nitrogen inlet (13), ball valve (15) are positioned at the outside surface of fermentor tank main body (6); It is characterized in that, also comprise housing (14), it is connected with fermentor tank main body (6) by cable.
2. full-automatic domestic biological organic garbage anaerobic fermentation tank as claimed in claim 1 is characterized in that, also comprises methane gas on line analyzer (8), and it links to each other with manometer (2).
CN2007101587747A 2007-12-10 2007-12-10 Full-automatic domestic biological organic garbage anaerobic fermentation tank Expired - Fee Related CN101186874B (en)

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CN102974213A (en) * 2012-11-28 2013-03-20 沈阳航空航天大学 Fully-automatic biogas interior micro-oxygen desulfurization device
CN103275872A (en) * 2013-06-15 2013-09-04 刘全全 Automatic detecting and controlling system for biogas digester and method
CN103725607A (en) * 2012-10-14 2014-04-16 江苏岭南发酵设备有限公司 Novel intelligent fermentation tank
CN105777239A (en) * 2016-05-24 2016-07-20 安徽瑞丝环保能源有限公司 Biological fertilizer fermentation tank
CN106901392A (en) * 2017-03-03 2017-06-30 湖州师范学院 A kind of full-automatic anaerobic fermentation tank control device and its control method
CN109762729A (en) * 2019-02-16 2019-05-17 清正生态科技(苏州)有限公司 Bio-natural gas steam explosion fermentation system

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CN2251557Y (en) * 1995-11-24 1997-04-09 云南省轻纺工业设计院 Combined high efficiency anaerobic fermentation tank
CN2585865Y (en) * 2002-11-29 2003-11-12 李声寿 Two-phase anaerobic dry fermenting treatment plant for house refuse
DE102004037798C5 (en) * 2004-08-03 2009-06-18 Hochschule für Angewandte Wissenschaften Hamburg Process for the fermentation of biomass

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CN103725607A (en) * 2012-10-14 2014-04-16 江苏岭南发酵设备有限公司 Novel intelligent fermentation tank
CN102974213A (en) * 2012-11-28 2013-03-20 沈阳航空航天大学 Fully-automatic biogas interior micro-oxygen desulfurization device
CN102974213B (en) * 2012-11-28 2015-04-22 沈阳航空航天大学 Fully-automatic biogas interior micro-oxygen desulfurization device
CN103275872A (en) * 2013-06-15 2013-09-04 刘全全 Automatic detecting and controlling system for biogas digester and method
CN105777239A (en) * 2016-05-24 2016-07-20 安徽瑞丝环保能源有限公司 Biological fertilizer fermentation tank
CN106901392A (en) * 2017-03-03 2017-06-30 湖州师范学院 A kind of full-automatic anaerobic fermentation tank control device and its control method
CN106901392B (en) * 2017-03-03 2020-02-21 湖州师范学院 A kind of automatic anaerobic fermentation tank control device and control method thereof
CN109762729A (en) * 2019-02-16 2019-05-17 清正生态科技(苏州)有限公司 Bio-natural gas steam explosion fermentation system

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