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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3.1 Description of the gasification and CHP plant In most large scale entrained-flow gasification plants oxygen is used as gasification medium and thus an air shaiqiration unit (ASU) is required [8]. However for decentralized biomass utilization small scale plants are needed. In this paper a CHP plant is investigated with an
Biomass Gasification in Entrained-Flow Systems –Summary Project Goal –The goal of the proposed effort is to completely charachaiqize the raw syngas composition from entrained‐flow gasification of a variety of coal–biomass combinations and define the requirements for the appropriate cleanup system(s) and operating parameters. Project Tasks:
BIOMASS GASIFICATION BEHAVIOUR IN AN ENTRAINED FLOW REACTOR Ke Qin, Biomass has a high potential mong the renewable energy sources because the use of biomass for a energy and chemicals leads to low net CO 2 emission . Weigang Lin, Peter A. Jensen, Anker D. Jensen CHEC, Technical University of Denmark, Denmark email: ke@kt.dtu.dk [1]. The
Pressurized Entrained Flow Gasification at Penn State • 20kW Entrained Flow Gasifier • Designed to operate at 1650 oC and 435 psi with solid fuel feed rates of 0.06 -1.8 kg/hr • Gas feeding capability: CO 2, O2, N2, air and steam. 7
16/3/2017 · This paper describes the development of a multiscale equivalent reactor network model for pressurized entrained flow biomass gasification to quantify the effect of operational parameters on the gasification process, including carbon conversion, cold gas efficiency, and syngas methane content. The model, implemented in the commercial software haiqi, includes chemical kinetics as well as
A small scale entrained flow gasifier was used to compare gas yields from coal and a softwood biomass char with a high (~15%wt) ash content, which was produced as an industrial gasification by-product. It was found that the biomass char yielded higher concentrations of H2 and CO in the product gas than the coal; considered to result from the higher reactivity of biomass char compared to coal
entrained flow gasification of solid biomass, however, slag properties are important and TECs have proven useful for understanding and predicting such properties [21, 22]. Treating ash as inert in gasification of sodium-rich fuels such as BL or STL would give totally misleading results since approximately 20 % of the carbon leaves the reactor
So focusing on the process of the biomass gasification combined with coal-based gasification technology, it summarizes that biomass entrained flow gasification for synthesizing the syn-gas on large scale is heading for a great future. Then an extensive review was made on the development of the technologies of biomass entrained flow gasification. From the analysis, it is shown that ash behavior
28/9/2021 · The thermochemical conversion of biomass, through gasification and consecutive fuel synthesis, can produce high-quality fuels. Entrained-flow gasification is regarded as the forthcoming technology providing syngas of sufficient quality, though the technology readiness level needs to be raised to allow its wide use. To this end, investigations within the bioliq project have been conducted on
title = "Comparison of entrained flow gasification behaviour of Victorian haiqi coal and biomass", abstract = "This study ashaiqihaiqi and compares the gasification performance of a Victorian haiqi coal (Loy Yang) and Pine bark in the temperature range of 1000-1400°C with CO2 (10-40% in N2) as the gasifying agent in a bench-scale haiqipheric entrained flow reactor.
A short summary of this paper. 34 Full PDFs related to this paper . Read Paper. Download Download PDF. Download Full PDF Package. Translate PDF. Related Papers. Modeling of the entrained flow gasification: Kinetics-based haiqi model. By Idowu Adeyemi
The present paper gives an overview on research activities under the umbrella of the Helmholtz Virtual Institute for Gasification Technology (HVIGasTech), dedicated to mathematical modeling of entrained-flow gasification as a process step for conversion of biomass
The main objective of this work was to investigate catalytic entrained-flow gasification of biomass for a wide range of elemental compositions using thermodynamic equilibrium calculations. The model used in the study was validated using data from a pilot-scale study of black liquor and pyrolysis oil co- gasification.
DOI: 10.3303/CET1650055 Corpus ID: 56408607; Pressurized entrained flow gasification of pulverized biomass - Experiences from pilot scale operation @article{Weiland2016PressurizedEF, title={Pressurized entrained flow gasification of pulverized biomass - Experiences from pilot scale operation}, author={Fredrik Weiland and Henry Hedman and Henrik Wiinikka and Magnus Marklund}, journal={Chemical
Abstract Biomass (wood and straw) gasification has been studied in a laboratory scale haiqipheric pressure entrained flow reactor. Effects of reaction temperature, steam/carbon molar ratio, excess air ratio, and biomass type on the solid, liquid and gas products were investigated. The biomass was completely converted at all investigated operating conditions and the syngas contained nearly no