CN104072226A - Composting reactor - Google Patents
The invention relates to a composting reactor for organic solid waste composting production, which comprises a reactor frame, a closed reaction chamber, a charging device, an aeration and stirring system and a biological filter tank, wherein the closed reaction chamber is installed on the reactor frame and provided with a feed port; the charging device is positioned on one side of the closed
Process Control of a Compost-Reactor Turning Operation Based
Nov 10, 2023 · Composting is a biochemical as well as a heterogeneous process, and the turning operation is important to maintain aerobic conditions and improve the efficiency of the composting process. Therefore, the turning frequency is an important factor for the precise control of the composting reactor. It is necessary to determine the changes in the physical and chemical parameters of the composting
Water Purification by Plasmas: Which Reactors are Most Energy
Nov 17, 2009 · Decomposition of toxic organic compounds is a major environmental problem. Increasingly, research is being conducted to use plasmas to decompose these wastes in water, as it is simple, effective and does not require the addition of other chemical agents. Different groups have used varied reactor designs. This study calculates and compares relative energy yields of about 27 major types of
A review on mathematical modeling of In tank composting
Jul 18, 2020 · Composting is an integral part of waste management. In tank composting makes for a more efficient compost within a short period. Composting allows the transformation of waste into a useful product. However, the processes involved and the end product can differ concerning quality, performance, or safety. Composting, an exothermic process, is majorly regulated by temperature monitoring. Models
Energies | Free Full-Text | Hydrothermal Carbonization of
Dec 3, 2018 · In this paper, a hydrothermal carbonization (HTC) process is designed and modeled on the basis of experimental data previously obtained for two representative organic waste materials: off-specification compost and grape marc. The process accounts for all the steps and equipment necessary to convert raw moist biomass into dry and pelletized hydrochar. By means of mass and thermal balances and
WO2021223344A1 - Composting reactor - Google Patents
The composting reactor ensures, to the greatest extent, that the internal temperature of a composting device is not dissipated, thereby improving the composting efficiency; and energy sources are saved. In addition, the composting reactor regulates and controls the composting environment only by controlling the aeration process, and can
Frontiers | Biochar addition to compost heat recovery systems
Introduction: Compost heat recovery systems (CHRS) represent an emerging technology to recover residual woody biomass from agroforestry and forestry activities and use the heat that is naturally produced during aerobic biodegradation (composting).
Heat Recovery from Composting: A Comprehensive Review of
Oct 12, 2016 · This approach captures the greatest quantity of thermal energy and is most commonly used by commercial composting sites. The efficiency of the various heat recovery systems depends on the flow rate and temperature of the heat-extracting fluid.
Using thermal balance model to determine optimal reactor
Apr 1, 2016 · DOI: 10.1016/j.biortech.2016.01.097 Corpus ID: 21280070; Using thermal balance model to determine optimal reactor volume and insulation material needed in a laboratory-scale composting reactor.
Alternating ventilation accelerates the mineralization and
Feb 1, 2024 · The compost additive (rice husk) was taken from the Agricultural Experimental Station of Zhejiang University. In this study, three composting reactors were set up: alternating ventilation (AL), upward ventilation (UP) and downward ventilation (DO) (see supplementary material). The total weight of the initial raw materials in each group was 35
Strategy to Strengthen Rural Domestic Waste Composting at Low
Feb 1, 2020 · Abstract In order to investigate the effects of the ventilation conditions on the rural domestic waste composting efficiency at low ambient temperature, three composting groups, which were carried out in self-designed high-efficiency, low-energy-consuming aerobic composting reactor, were compared: hot-blast air group (H), natural air group (N), and stuffiness group (S). The operating
Review: Biotic and abiotic approaches to artificial humic
Nov 1, 2023 · Liu et al. [44] reviewed progress on composting technology from a static heap to intelligent reactors and noted that reactors are more efficient at degrading organic matter and harmful substances than static or windrow composting. Therefore, the structure, function, and size of the reactor greatly affect the composting process [40, 44]. However
The performance and validation of an underground river
Feb 1, 2016 · The UR reactor makes full use of energy produced by compost and combines anaerobic digestion with compost properly. There are several advantages: first, the heat preservation effect of compost was evident by the temperature of UR reactor especially in winter; secondly, it increased biogas yield and organic removal efficiency; finally, it
THE POWER OF COMPOST: Can You Power & Heat - Off Grid World
Jan 8, 2014 · We know the compost produces heat as a byproduct of decomposition. As such, this is just one of a myriad of ways we can capture heat and use it to generate electricity and heat your home. Heat is energy, and heat is what powers our military Aircraft Carriers. They use nuclear reactors to power the ships, but it’s only to produce heat.
Composting in facultative reactors: a review | Organic
Nov 11, 2022 · Composting is one of the forms of organic solid waste disposal due to its environmental compatibility. Recently, composting has been obtained by the use of facultative reactors. The objectives of this review are to present recent research on facultative composting, focusing on mechanisms, substrates, process amelioration, economy, and environmental impacts. The study describes how
