production of methanol from biomass waste by pyrolysis

... yields of BDF, requires a greater quantity of methanol, and higher reaction temperatures compared to those of the alkaline reaction (Miao et al., 2009; Campos et al., 2014) The production of BDF from ... survey of (Jiang et al., 2010), by using a solid catalyst for the esterified oleic acid with methanol was 96% conversion of methyl oleate However, catalyst concentration and molar ratio of methanol ... changing from over 96% to nearly 99% as the amount of acetone co-solvent was varied from 10 to 20wt% When the co-solvent was further increased from 30 to 60wt%, the yields of FAME were reduced from

Ngày tải lên: 16/12/2017, 08:09

... stock solutions of As(III) were prepared from As(III) standard solution of 1003mg/L (Wako Pure Chemicals Ltd, Japan) The stock solutions of As(V) were prepared by dissolving 4.1646mg of Na2HAsO4.7H2O ... 70.19m²/g, pore volume of 0.00062cm3/g and pore size of 126Å Preparation of AC-Fe AC from coconut shell was taken from MAPECOH, Inc (Philippines) with a particle size of 0.45-0.71mm after sieving ... Journal of Water and Environment Technology, Vol 6, No.1, 2008 Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified

Ngày tải lên: 05/09/2013, 09:38

... observation of storm-runoff events is not so easy to carry out sufficient times of the observation Then, the samples of storm-runoff loads were supplemented with the storm-runoff loads calculated by using ... calculated from monthly data of Ci of the water sample reserved in the deposit sampler and Qi of the volume by ILM The annual net-load (unit load) of TN was 35.8±4.05 kg ha-1 y-1 on the average of three ... bottom of the ditch at the end of EPW (Site-A in Fig 1), and sequentially recorded the water level of drainage at an interval of 10 minute Flow rates Q were calculated from the water levels by following

Ngày tải lên: 05/09/2013, 09:38

... pH of groundwater (8 - 9) Moreover, RH is just a biomass waste or by- product from agricultural production Therefore, RH-Fe may be considered as a cheap and available adsorbent for the removal of ... RH-Fe5%, particle size of 0.1-0.35 mm, with Co of 1.42-7.38 mg/L, adsorbent dose of 2.5 g/L, pH of simulated groundwater (pH 8.18) Comparison of adsorption isotherms The values of the linear and nonlinear ... investigate the effects of pH values within the range of 5-9, of initial arsenic concentrations within the range of 1.42 - 7.39 mg/L and of adsorbent doses within the range of 0.5 - 5.0g/L, as well

Ngày tải lên: 05/09/2013, 09:38

... of the heat shock technique ; early survival and sex of the progenies Production of all triploid populations... Chromosome studies Drottningholm, 23, 1-151 WARUP S H., 1958 Production of ... conse- quently of a great interest in aquaculture, where fish reproduction often makes the profi- tability decrease. Key words : Hybrids, triploid y, salmonids. Résumé Production ... treatment used was one of those described by C HOURROUT & Q UILLET (1982) : Twenty five min. after the beginning of incubation, a part of each group was transferred

Ngày tải lên: 09/08/2014, 22:23

... Effects of extraction method, volume of acetone and light on the extraction yield of bixin and content of volatile compounds in extracts…………………. 9. Extraction of bixin from annatto seed by combinations ... content of annatto seeds…………………… 2. Extraction yield of bixin from annatto seeds by three methods……………… 3. Degradation of bixin during three extraction processes……………………… 4. Total amount of bixin ... temperature in jute bags from 1.69% to 1.43% for 360 days of storage 2 Extraction yield of bixin from annatto seeds by three methods The extraction yield of bixin in three

Ngày tải lên: 29/11/2014, 08:21

... quality of RCA ix Microwave-Assisted Production of Aggregates from Demolition Debris LIST? ?OF? ?FIGURES  Figure 1.1 Price of Granite in Singapore Market (Statlink, 2010) 15 Figure 2.1Share of mortar ... the best of all things ii Microwave‐Assisted? ?Production? ?of? ?Aggregates? ?from? ?Demolition Debris  TABLE? ?OF? ?CONTENTS    ACKNOWLEDGEMENT ii  ABSTRACT viii  LIST OF FIGURES ... Mechanical Properties of Concrete 267  vii Microwave-Assisted Production of Aggregates from Demolition Debris ABSTRACT  Concrete recycling is an increasingly common method of disposing of demolition

Ngày tải lên: 11/09/2015, 10:02

... Kinetic Modelling of Dilute Acid Hydrolysis of Lignocellulosic Biomass, Biofuel Production- Recent. Matura, U., N. Nuanphan, N. Woatthichai. 2012. Reducing Sugar Production from Durian Peel by Hydrochloric ... thereby producing high quantity of solid and liquid wastes. Solid wastes, stones, stalks, trimmings and fibrous materials are obtained during the preparation of raw material. Liquid waste is the waste ... comparison with ethanol production 18 from starch which releases ethanol of 6 – 9.5% (v/v), the efficiency of the production from mango peel was 50% as low as that from starch. However, the

Ngày tải lên: 06/10/2015, 13:05

... 3.2 Effect of pH The surface charge of the adsorbent and the ionization degree of the adsorbate are strongly affected by the pH of the aqueous solutions, hence the uptake of phenol by the adsorbent ... solution of 5000 mg L−1 phenol was prepared by dissolving 5.00 g of phenol (Merck, Darmstadt, Germany) in L of deionized water The required concentration of phenol solutions were prepared by diluting ... metals from aqueous solutions The objective of this study was to investigate the adsorption potential of bentonite for removal of phenol from aqueous solutions The natural bentonite was obtained from

Ngày tải lên: 01/12/2016, 16:24

... 0.89 g of purified chlorophyll extraction up to 70.58% (with chlorophyll a of 42.73% and chlorophyll b of 27.85%) From the above results, purification of chlorophyll from silkworm excrement by using ... extraction of 100 g of fresh silkworm excrement with acetone procedures resulted in 3.7 g of chlorophyll precipitation with 17.025 of chlorophyll content (10.7% of chla and 6.32% of chlb) After ... extraction of chlorophyll from silkworm waste? ?? Purpose: Extraction and purification of chlorophyll from silkworm waste (silkworm excrement) Content: - Determination of chlorophyll content in

Ngày tải lên: 26/08/2019, 08:22

... source Effect of pH To study the effect of initial media pH on the production of Butyrolactone I, initial pH of the media was adjusted over the range from 4.0 to 7.0 (Table 4) by using 1N NaOH ... used as the source of carbon The different concentrations of sucrose ranging from 1.5 to 6.50% were screened for its effect on the production of Butyrolactone I by two strains of A terreus Optimization ... as a source of nitrogen Concentrations of peptone from 0.3 to 0.9% were screened for its effect on the production of Butyrolactone I Optimization concentration of phosphate Effect of agitation

Ngày tải lên: 14/01/2020, 15:40

... avoided4 Another advantage is the cost reduction resulting from the use of only one reactor One of the major drawbacks of the SSF from biomass is the different optimum temperatures for saccharification ... 500 ml of fermentation medium having pretreated bamboo substrate concentration of 5% From the RSM analysis conducted by Design Expert software version 8.0.7.1., the optimum combinations of commercial ... in the biomass network which was strongly bonded The SEM images of H2SO4 pretreated bamboo showed in Plate revealed formation of small holes on the biomass surface and disruption of the biomass

Ngày tải lên: 14/01/2020, 18:05

... Figure S5 Production of singlet oxygen Figure S6 Detection of superoxide anion radical production Figure S7 Detection of hydrogen peroxide production Figure S8 Time course for ROS production ... superoxide can be detected by EPR spectroscopic analysis of PSII particles isolated from a cytochrome b559 mutant of tobacco [46] The detection of superoxide in isolated thylakoids by a voltammetric method ... superoxide production was the initial event, and that production of hydrogen peroxide proceeded from that Conclusion: These results indicate that at least some of the photoprotection provided by PsbS

Ngày tải lên: 27/05/2020, 01:16

... Erlenmeyer of 250 ml: 100 ml of water; 10 ml of saturated NaHCO3 solution; 10 ml of KMnO4 solution, N/80 Erlenmeyer of 500ml: 200 ml of water; 20 ml of saturated NaHCO3 solution; 20 ml of KMnO4 ... (which is obtained by mixing 50 ml of 5N, H2SO4, 5ml of tartrate and 15ml of molybdate) and stirring; Wait 30min until the appearance of a blue color; framework of the development of a possible clarification ... also used at the end of the leachate treatment line Baig et al., (1999) observed the elimination of 27% of the residual COD by adding 1g/l of lime to an effluent treated by precipitation with

Ngày tải lên: 26/09/2020, 15:15

... CƠNG NGHIỆP TP.HCM KHOA CƠNG NGHỆ HĨA HỌC BIODIESEL SYNTHESIS OVER BIOCHAR-BASED CATALYST FROM BIOMASS WASTE POMELO PEEL NỘI DUNG 01 GIỚI THIỆU 02 THỰC NGHIỆM 03 KẾT QUẢ & BÀN LUẬN 04 KẾT LUẬN ... Chuẩn bị bị xúc xúc tác tác Nguyên Nguyên liệu liệu THỰC NGHIỆM Vỏ bưởi Dầu cọ Tetrahydrofuran 2.1 Nguyên liệu Methanol K2CO3 KOH 2.2 Chuẩn bị xúc tác Vỏ bưởi Rửa Sấy khô qua đêm Nung mơi trường

Ngày tải lên: 06/11/2020, 11:35

... Effects of different acid on pyrolysis 21 3.4.2 Experiment Effect of concentration of HCl on pyrolysis .22 3.4.3 Experiment Effect of pyrolysis temperature 22 3.4.4 Experiment Effect of pyrolysis ... pyrolysis to create resistant dextrin from rice starch .30 4.1.1 Effect of some acid as catalyst on products of pyrolysis 30 4.1.2 Effect of concentration of HCl as catalyst on products of ... catalyst on products of pyrolysis 33 4.1.3 Effect of pyrolysis temperature on products of reaction 35 4.1.4 Effect of pyrolysis time on products of reaction 37 4.2 Effects of gamma-ray radiation

Ngày tải lên: 17/02/2021, 10:26

... HOẠT TÍNH SINH HỌC CỦA CAO TRÍCH (Extraction of triterpenoids from Ganoderma lucidum by ultrasound-assisted extraction method and testing bioactivities of extract) Chuyên ngành: KỸ THUẬT HÓA HỌC ... sinh học cao trích Tên tiếng Anh: Extraction of triterpenoids from Ganoderma lucidum by ultrasoundassisted extraction method and testing bioactivities of extract II NHIỆM VỤ VÀ NỘI DUNG: 2.1 Tổng ... extracted from Ganoderma lucidum by using ultrasonic-assisted extraction Crude extracted triterpenoid content was determined by molecular absorption spectroscopy (UV-Vis) The effects of each extraction

Ngày tải lên: 02/03/2021, 14:14

... Effects of different acid on pyrolysis 21 3.4.2 Experiment Effect of concentration of HCl on pyrolysis .22 3.4.3 Experiment Effect of pyrolysis temperature 22 3.4.4 Experiment Effect of pyrolysis ... pyrolysis to create resistant dextrin from rice starch .30 4.1.1 Effect of some acid as catalyst on products of pyrolysis 30 4.1.2 Effect of concentration of HCl as catalyst on products of ... catalyst on products of pyrolysis 33 4.1.3 Effect of pyrolysis temperature on products of reaction 35 4.1.4 Effect of pyrolysis time on products of reaction 37 4.2 Effects of gamma-ray radiation

Ngày tải lên: 17/05/2021, 14:35

... near Longfield. End of the Project Gutenberg EBook of The Production of Vinegar from Honey, by Gerard W Bancks *** END OF THIS PROJECT GUTENBERG EBOOK THE PRODUCTION OF VINEGAR *** ***** ... for copies of or providing access to or distributing Project Gutenberg-tm electronic works provided that - You pay a royalty fee of 20% of the gross profits you derive from the use of Project ... possible to obtain from an aqueous solution of 1 part honey to 8 of water, about 5 per cent. acetic acid. A suitable proportion will thus be 1 part honey to from 7 to 8 parts of water by weight. Suitable...

Ngày tải lên: 22/03/2014, 14:20

... 13346. About 100 mL of desizing liquor was liberated from water by heating and followed by drying for 6 h at 80°C. About 300 mg of the waterless residue was treated with 6.0 mL of concentrated ... wastewater of more than 85%, on one hand, and the production of a valuable energy source, on the other, yield two economic advantages. Thus, an innovative technology for the production of energy from ... reactor of 24 days. The main fermenter has an absolute volume of 430 L, and therefore, a needed input of 18 L of desizing liquor per day resulted in a calculated biogas production of 486 L/day....

Ngày tải lên: 20/06/2014, 21:20