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Circuit system recycling electric energy from organic matter

A technology of circuit system and organic matter, applied in the field of circuit system, can solve the problems of electrode reverse series, difficult to apply, easy to short circuit, etc.

Inactive Publication Date: 2014-10-22
GUANGDONG INST OF MICROORGANISM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Through the series or parallel connection of MFC, the overall power output of the device can be improved, but there is often the problem of electrode reverse series, and short-circuit phenomenon is easy to occur in the actual water environment, and it is difficult to realize the application in the actual environment.

Method used

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  • Circuit system recycling electric energy from organic matter
  • Circuit system recycling electric energy from organic matter

Examples

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Embodiment 1

[0014] A 100L microbial fuel cell MFC device was constructed, 50L of sediment was taken from a polluted river, and 30L of overlying river water was introduced into a 100L barrel. The anode composed of graphite plate and carbon felt is buried in the bottom mud as the anode, and the graphite felt as the cathode is combined with the foam floating plate to float on the water surface, and the anode and the cathode are connected to form an MFC. After nearly 15 days of operation, the open-circuit voltage of the MFC reached 0.9V, and the short-circuit current reached 12mA. Chemical analysis of the organic matter in the sediment showed that the results were as follows figure 2 As shown, the concentration of sediment organic matter in MFC decreased significantly compared with the initial value and the concentration of sediment organic matter without MFC, indicating that MFC significantly promoted the degradation of sediment organic matter.

[0015] Construct a circuit system for recov...

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Abstract

The invention discloses a circuit system recycling electric energy from organic matter. The circuit system includes a microbial fuel cell MCF, a MOSFET Q, a capacitor C1, a capacitor C2, an inductor L, a microprocessor MCU, a sampling circuit AD, and a rechargeable battery BAT, the microbial fuel cell MCF is connected with the capacitor C1 in parallel, a positive electrode of the capacitor C1 is connected to a positive electrode of the capacitor C2 through the inductor L, a drain electrode of the MOSFET Q is connected between the inductor L and a positive electrode of the capacitor C2, a source electrode of the MOSFET Q is connected between a negative electrode of the capacitor C1 and a negative electrode of the capacitor C2, the positive electrode of the capacitor C2 is connected with a positive electrode of the rechargeable battery BAT and an input end of the sampling circuit AD, an output end of the sampling circuit AD is connected to an input end of a microcontroller MCU, an output end of the microcontroller MCU is connected to a gate electrode of the MOSFET Q, and a power supply end of the microcontroller MCU is connected between the positive electrode of the capacitor C2 and the positive electrode of the rechargeable battery BAT, thereby realizing acquisition of usable electric energy from organic matter or pollutants.

Description

technical field [0001] The invention belongs to the field of environmental protection energy, and in particular relates to a circuit system for recycling electric energy from organic matter. Background technique: [0002] Energy crisis and environmental pollution have become two important limiting factors for world development. It is estimated that according to the current global development model, the reserves of fossil energy can only sustain the needs of human society for several decades. For developing countries, due to factors such as long-term dependence on fossil energy, increasing population density, unreasonable economic structure, and weak environmental protection awareness, their energy and environmental problems are particularly serious. On the one hand, human domestic garbage and industrial waste are important sources of environmental pollution; on the other hand, a large amount of chemical energy is stored in these wastes and pollutants. If these pollutants c...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J7/00
Inventor 许玫英杨永刚夏春雨孙国萍郭俊
Owner GUANGDONG INST OF MICROORGANISM
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