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Semi-empirical correlations are coupled in CFD to simulate a novel spray-dispersion tower. Desulfurization rate ratios of spray and bubble section under different …
WhatsApp: +86 18221755073
Based on the design method of great distortion and appropriate extension to pump inlet, blades of large-scale flue-gas desulphurization absorption tower circulating pump were designed to obtain more suitable blade streamline shape for fluid flow in the internal flow field, the hydro-cyclone loss and noise of pump inlet were decreased while the ...
WhatsApp: +86 18221755073
Based on the design method of great distortion and appropriate extension to pump inlet, blades of large-scale flue-gas desulphurization absorption tower circulating pump were …
WhatsApp: +86 18221755073
In this paper, a new type of absorption tower is designed based on the existing flue gas desulfurization system, and the numerical simulation is carried on by CFD method in …
WhatsApp: +86 18221755073
The utility model belongs to the technical field of flue gas absorption towers for electrolytic aluminum, in particular to a tower body bottom structure of an electrolytic flue gas desulfurization absorption tower, which comprises an absorption tower barrel wallboard, a bearing support ring and an absorption tower bottom plate, wherein the lower end face of the absorption tower …
WhatsApp: +86 18221755073
The utility model discloses a fixed bearing structure of desulfurization absorption tower oxidation air pipe, the fixed knot who relates to a desulfurization absorption tower internals constructs. It includes oxidation air pipe and installs at the desulfurization inside supporting beam in absorption tower, a supporting beam both ends all with the desulfurization absorption tower in the wall ...
WhatsApp: +86 18221755073
To study the accumulation and distribution of chemical reaction precipitates in the desulfurization tower and analyze the removal effi ciency of sulfur dioxide (SO2) in different atomization di-ameters, this paper establishes a simulation model concerning the coupling of desulfurization reaction and fl ow fi eld calculation based on the absorpti...
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The overflow deing structure of the limestone-gypsum wet desulfurization absorption tower and the use method thereof are reasonable in structural design, low in cost, capable of continuously and stably operating and free from influencing desulfurization efficiency. The invention comprises an absorption tower, an overflow pipe, an outer process water pipeline, a …
WhatsApp: +86 18221755073
The utility model relates to a desulfurization absorption tower entry flue structure based on square gentle turn head group, including the first group of gentle turn, 1 variable cross section dysmorphism piece and 2-3 nonmetal expansion joint and some support groups of gentle turn that straight section is constituteed around 2-3 gentle turn elbows.
WhatsApp: +86 18221755073
Flue gas desulphurization (FGD) is a technology that has been adopted to scrub SO 2 from flue gas (es) generated from coal-fired power plants. The absorption of sulphur …
WhatsApp: +86 18221755073
SO 2 absorption by DES is a very rapid process and normally completed after 10–15 min via physical absorption. The removal of SO 2 is governed by several important …
WhatsApp: +86 18221755073
The circulating hydrogen desulfurization tower, a crucial component of the residual oil hydrogenation unit, uses an alkaline ethanolamine solution (lean amine) to efficiently absorb and remove H 2 S from the circulating hydrogen at low temperatures through counter-current contact [5], [6].The H 2 S-rich amine is then regenerated in a high-temperature environment in …
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US20190001267A1 US15/828,547 US201715828547A US2019001267A1 US 20190001267 A1 US20190001267 A1 US 20190001267A1 US 201715828547 A US201715828547 A US 201715828547A US 2019001267 A
WhatsApp: +86 18221755073
In this study, fly ash was modified with NaOH and Ca (OH)2 and discussed the feasibility of its adsorption of SO2 from flue gas in electrostatic precipitator (ESP). The optimal modification...
WhatsApp: +86 18221755073
Semi-empirical correlations are coupled in CFD to simulate a novel spray-dispersion tower. Desulfurization rate ratios of spray and bubble section under different operation conditions are compared.
WhatsApp: +86 18221755073
Red mud and water are used to make red mud slurry for wet desulfurization. P. Wei used an absorption tower to use a red mud slurry for desulfurization. The optimal operating conditions were as follows: L/S was 7:1 (g/g), empty tower gas velocity was 0.35 m/s, L/g was 12:1 (L/m 3), and inlet SO 2 concentration was 1700 mg/m 3.
WhatsApp: +86 18221755073
Hence, the simulated desulfurization efficiency of the tower under various immersion depth of the scatter tube was plotted in Fig. 11. The desulfurization efficiency of the tower response to an increasing immersion depth of the scatter tube was obviously higher and increase from 91.7% to 98% with the immersion depth from 0.1 m to 0.3 m.
WhatsApp: +86 18221755073
The spray drying desulfurization absorption process consists of two steps. In the first step, the Ca(OH) 2 solid particles move freely in the liquid phase. The dissolution and diffusion rate of Ca(OH) 2 through the formed Ca-based sulfite may be the control step of the …
WhatsApp: +86 18221755073
Flue gas desulphurization (FGD) is a technology that has been adopted to scrub SO 2 from flue gas (es) generated from coal-fired power plants. The absorption of sulphur dioxide (SO 2) is achieved by contacting the hot FG with an alkaline sorbent. FGD technologies are classified into three broad categories: wet FGD, semi-dry FGD and dry FGD.
WhatsApp: +86 18221755073
Desulfurization tower is the core component in seawater desulphurization process. Whether the selection of desulfurization tower, inner part of tower and auxiliary equipment is reasonable …
WhatsApp: +86 18221755073
To study the accumulation and distribution of chemical reaction precipitates in the desulfurization tower and analyze the removal effi ciency of sulfur dioxide (SO2) in different atomization di …
WhatsApp: +86 18221755073
The invention relates to a desulfurization absorption tower ceramic anticorrosion construction method and an anticorrosion structure. The ceramic composite material comprises a shell, a primer layer, a first layer of ceramic composite material, a second layer of ceramic composite material and a third layer of ceramic composite material from inside to outside in sequence; …
WhatsApp: +86 18221755073
In this study, fly ash was modified with NaOH and Ca (OH)2 and discussed the feasibility of its adsorption of SO2 from flue gas in electrostatic precipitator (ESP). The optimal modification...
WhatsApp: +86 18221755073
The spray drying desulfurization absorption process consists of two steps. In the first step, the Ca(OH) 2 solid particles move freely in the liquid phase. The dissolution and diffusion rate of Ca(OH) 2 through the formed Ca-based sulfite may be …
WhatsApp: +86 18221755073
the arrangement form of the desulfurization tower and the inner parts of the tower with small running resistance and convenient operation should be selected. At present, in the industrial seawater desulfurization process, more desulfurization tower type has spray absorption empty tower, tray tower, liquid column tower, jet bubbling tower and so on.
WhatsApp: +86 18221755073
Diagrammatic sketch of the desulfurization spray tower; (a) tower structure; (b) flue gas inlet angle; (c) designed baffle in flue gas inlet. 1-seriflux level; 2-flue gas inlet; 3-the designed ...
WhatsApp: +86 18221755073
Desulfurization tower is the core component in seawater desulphurization process. Whether the selection of desulfurization tower, inner part of tower and auxiliary equipment is reasonable and reliable is the key of process design. In the marine flue gas desulfurization.
WhatsApp: +86 18221755073
In this paper, a new type of absorption tower is designed based on the existing flue gas desulfurization system, and the numerical simulation is carried on by CFD method in pursuit of obtaining a small size absorption tower with high desulfurization efficiency.
WhatsApp: +86 18221755073
Seawater is used as absorption medium to desulfurize during desulfurization process. In this paper, a new type of absorption tower is designed based on the existing flue gas desulfurization system, and the numerical simulation is carried on by CFD method in pursuit of obtaining a small size absorption tower with high desulfurization efficiency.
WhatsApp: +86 18221755073
The utility model discloses a desulfurization absorption tower, which comprises a tower body structure, a spraying structure and an air guide structure, wherein the spraying structure is fixedly connected with the air guide structure, the air guide structure comprises an air guide disc, a central shaft and a rotating motor, the air guide disc and the tower body structure form an air …
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