E-MAIL: info@haiqimachine.com
TEL: 8615637015613
Raw materials: rice husk, straw, herb, film, coconut shell
Advantages: fixed carbon, reproducibile, high volatile, low SO2 emmission, zero CO2 emmision
Raw materials: rice husk, straw, herb, film, coconut shell
Main energy: biomass black carbon, biomass wood vinegar
Biomass gasification power plant: capacity from 200kw to 3000kw, 1kg woody biomass generate 1kw electricity, 1kw woody biomass produce 2-3m3/h syngas, syngas heat value 1100-1500kcal/m3.
Applicable raw materials: a wide range of raw materials, such as straw, wood chips, rice husk, palm shell, bagasse and other agricultural and forestry wastes
particle size: 30-50mm, water content: less than 20%
| Comparison of Grate Furnace Incineration Treatment Technology and Pyrolysis Gasification Treatment Technology | ||
| Compare Content | Grate Furnace | Pyrolysis Gasifier |
| Incineration Mechanism | The Garbage Is Directly Burned, The Combustion Temperature Is 800~1000°C, The Incineration Mechanism Is General | Using Two-Stage Treatment, The Garbage Is Now Pyrolyzed And Gasified, And Then Small-Molecule Combustible Gas Is Burned. The Combustion Temperature Is 850~1100℃. The Incineration Mechanism Is Advanced. |
| Furnace Structure And Grate Material | The Structure Is Complex And The Shape Is Large; The Grate Works Under High Temperature, And The Requirements For The Grate Material Are High | The Structure Is Relatively Simple And Compact; The Grate Works In A Low Temperature State, And The Requirements For The Grate Material Are Low |
| Types Of Garbage | Dispose Of Domestic Waste | It Can Process Domestic Waste, Industrial Waste, And Hazardous Waste With High Calorific Value (Including Medical Waste) |
| Area (300t/D) | 40-50 Acres Higher | 30-40 Acres Lower |
| Operating Cost Fly Ash Emissions | Fly Ash Discharges A Lot, Accounting For About 5% Of The Total Garbage | Fly Ash Emission Is Low, Accounting For About 1% Of The Total Garbage, Which Is Environmentally Friendly |
| Acidic Substance And Dust Emission | The Original Value Of Acidic Substances Such As So2 And Nox Is Relatively High; The Dust Emission Concentration Is 6000~8000mg/Nm3 | The Original Value Of Acidic Substances Such As So2 And Nox Is Relatively Low: The Dust Emission Concentration Is ≤3000mg/Nm3 |
| Plant Environment | It Is Difficult To Control The Environment In The Plant Area. The Incinerator Workshop Has A Certain Amount Of Bottom Ash And Leachate, Noise, And Odor Pollution. | The Factory Environment Is Well Controlled, And The Bottom Ash, Noise, And Odor Pollution In The Workshop Are Low |
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The gasification of CC was carried out in a downdraft fixed bed with an internal diameter of 1.03 m and a height (from the gasifier top to the grate) of 1.88 m. The gasification started with preheating of the bed by means of an external burner. Once the gasifier was heated up to 200 °C (temperature at the combustion zone in the inner wall of gasifier), air entered the gasifier with an
13/8/2019 · Gasification of biomass can be employed to use it efficiently. In the present work, trials were performed on gasification of biomass in a downdraft gasifier. The specific biomass consumption was reasonably constant with a mean value of 0.462 kg/h for all gas flow rates. The temperature of the various zones increased as the producer gas flow rate increased. The temperature of the oxidation zone
9/2/2017 · (haiqi 2010) • Renewable Nhaiqil Program of Kathmandu University (KU) is also working on a Project namely “Design, fabrication and testing of a biomass gasifier for small size petrol and diesel engines” since August, 2010.(KU 2010) • China is expected to achieve the most rapid growth in gasification worldwide. Since 2004, 29 new gasification plants have been licensed or built in China.
Equilibrium modeling has been used to predict the composition of the fuel gas produced in a downdraft gasifier for cotton stalks biomass at 800°C with the moisture content from 0 to 30%. The calorific value of the fuel gas has been determined. The predicted values are in good agreement with the experimental data. The moisture content in the cotton stalks biomass and the variability
Keywords: forced draft gasifier, cook stove, gasifier, neem stalk, CCT, thermal efficiency 1. Introduction launched National Biomass Cook stoves Initiative (NBCI) Over 3 billion people use plant mahaiqial or animal waste as with an aim to enhance the availability of clean and efficient fuel for cooking. Biomass use requires families to spend a energy for the energy deficient and poorer sections
Biomass gasification process is considered a promising waste-to-energy conversion technique to eliminate the immense environmental issues accompanied with open field burning. The objective of this study is to experimentally study the dynamic behavior of an haiqi based design manufactured bench scale gasifier using cotton stalks as a feed stock. Air was employed as a gasifying agent with a
Equilibrium modeling has been used to predict the composition of the fuel gas produced in a downdraft gasifier for cotton stalks biomass at 800°C with the moisture content from 0 to 30%. The calorific value of the fuel gas has been determined. The predicted values are in good agreement with the experimental data. The moisture content in the cotton stalks biomass and the variability in
@inproceedings{Khalil2018ExperimentalSO, title={Experimental Study of Cotton stalks Gasification in a Downdraft Reactor ةسارد يلمعة نطقلا بطح زيوغتل مادختساب لعافملالفسلأ بحس}, author={A. Khalil and A. Bakry and M. El-Fakharany and Karim Rabea}, year={2018} }
Equilibrium modeling has been used to predict the composition of the fuel gas produced in a downdraft gasifier for cotton stalks biomass at 800°C with the moisture content from 0 to 30%. The calorific value of the fuel gas has been determined. The predicted values are in good agreement with the experimental data.
28/2/2019 · Equilibrium Modeling for a Downdraft Biomass Gasifier for Cotton Stalks Biomass. Comparison with Experimental Data
1/10/2013 · Although many researchers studied the gasification of various forestry, agricultural and fruit biomass samples, the published work on gasification of cotton stalk and hazelnut haiqi in fluidized bed is scarce. This work aims to fill this void in the literature. Hence, the present study investigates the gasification of cotton stalk and hazelnut haiqi in a bubbling fluidized bed gasifier under
Gasification of shredded cotton stalk is successfully carried out by developing an open core throat less downdraft gasifier reactor.The maximum calorific value of producer gas was found as 4.55 MJ m-3.Maximum gasification efficiency of 71.05 % was found at the gas flow rate of 18 m 3 h-1 and specific gasification rate of 192.51 kgh-1 m-2.The values of benefit cost ratio of the system operated
IJERT-Experimental Study of Cotton Stalk Pellet Renewable Energy Potential from Agricultural Residue Woody Biomass as an Alternate Fuel for fossil fuels to Internal Combustion Engines International Journal of Engineering Research and Technology (IJERT), 2019
UDQ Downdraft Biomass Gasifier is our new renewable product which can generate clean and useful gas with the mahaiqials of agro-wastes and wood wastes, such as straw, cotton stalk, corn stalk, peanut haiqi, wood shavings, wood chips etc. 1. New design, haiqi technology, scientific and compact structure, high efficiency, simple operation. 2
successful implementation of biomass gasification. Specifically, the efficient and economic removal of tars and particulates from the syngas are the major obstacles to be overcome (Maniatis, 2001). Of the various gasifier types, the downdraft gasifier is attractive for its simple and robust ),