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2021 Vol. 39, No. 4
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2021, 39(4): 1-6.
doi: 10.13205/j.hjgc.202104001
Abstract:
Aiming at the problem that ammonium chloride wastewater generated from the rare earth and fertilizer industries is difficult to treat, combining with the actual case of a factory in Guangdong province that produced a large amount of ammonium chloride...
Aiming at the problem that ammonium chloride wastewater generated from the rare earth and fertilizer industries is difficult to treat, combining with the actual case of a factory in Guangdong province that produced a large amount of ammonium chloride...
2021, 39(4): 7-12,91.
doi: 10.13205/j.hjgc.202104002
Abstract:
Using reclaimed water as the supplementary water for rivers and lakes has become an important measure for urban water environment management. But the inflow of reclaimed water also brings the risk of algal bloom outbreak into the water bodies. In ord...
Using reclaimed water as the supplementary water for rivers and lakes has become an important measure for urban water environment management. But the inflow of reclaimed water also brings the risk of algal bloom outbreak into the water bodies. In ord...
2021, 39(4): 13-19,24.
doi: 10.13205/j.hjgc.202104003
Abstract:
Calcium phosphate was used to solidify the simulated uranium contaminated soil, and its passivation effect on the available uranium in the soil was analyzed. Based on this, the sediment in the downstream of a uranium mine in northern Guangdong was co...
Calcium phosphate was used to solidify the simulated uranium contaminated soil, and its passivation effect on the available uranium in the soil was analyzed. Based on this, the sediment in the downstream of a uranium mine in northern Guangdong was co...
2021, 39(4): 20-24.
doi: 10.13205/j.hjgc.202104004
Abstract:
AAO-MBR process was adopted in a wastewater treatment plant of Chengdu for the capacity expansion and ungrading. The treatment capacity was upgraded from 100000 m3/d to 150000 m3/d by transforming the biochemical treatment unit and advanced treatment...
AAO-MBR process was adopted in a wastewater treatment plant of Chengdu for the capacity expansion and ungrading. The treatment capacity was upgraded from 100000 m3/d to 150000 m3/d by transforming the biochemical treatment unit and advanced treatment...
2021, 39(4): 25-29,85.
doi: 10.13205/j.hjgc.202104005
Abstract:
Numerical simulation method was used to analyze the characteristics of the internal flow in the front section of the grid flocculation tank. With the vortex velocity gradient and turbulent kinetic energy as the evaluation index of flocculation, the p...
Numerical simulation method was used to analyze the characteristics of the internal flow in the front section of the grid flocculation tank. With the vortex velocity gradient and turbulent kinetic energy as the evaluation index of flocculation, the p...
2021, 39(4): 30-35,127.
doi: 10.13205/j.hjgc.202104006
Abstract:
The malodorous of the external drainage water from stormwater pumping station has a significant impact on the quality of surface water. In this paper, the Qingtuozi stormwater pumping station in the Sino-Singapore Tianjin Eco-city was selected, and t...
The malodorous of the external drainage water from stormwater pumping station has a significant impact on the quality of surface water. In this paper, the Qingtuozi stormwater pumping station in the Sino-Singapore Tianjin Eco-city was selected, and t...
2021, 39(4): 36-41.
doi: 10.13205/j.hjgc.202104007
Abstract:
The mechanisms of microbial growth delay and Cr(Ⅵ) reduction inhibition by co-existing Zn(Ⅱ) were revealed through the electron transport system activity, enzyme activity, and real-time quantitative PCR technology. The Cr(Ⅵ) reduction by strain BB wa...
The mechanisms of microbial growth delay and Cr(Ⅵ) reduction inhibition by co-existing Zn(Ⅱ) were revealed through the electron transport system activity, enzyme activity, and real-time quantitative PCR technology. The Cr(Ⅵ) reduction by strain BB wa...
RESEARCH ON MANAGEMENT AND CONTROL SYSTEM OF COMBINED SEWER OVERFLOW POLLUTION IN CHINA AND OVERSEAS
2021, 39(4): 42-49.
doi: 10.13205/j.hjgc.202104008
Abstract:
The article compared the foreign management and control system of combined sewer overflow (CSO) in the United States, Germany and Japan, and summarized the system of combined sewer overflow pollution control which was formed by the long-term practice...
The article compared the foreign management and control system of combined sewer overflow (CSO) in the United States, Germany and Japan, and summarized the system of combined sewer overflow pollution control which was formed by the long-term practice...
2021, 39(4): 50-56,106.
doi: 10.13205/j.hjgc.202104009
Abstract:
CNT-PbO2 composite electrodes with high stability and catalytic activity were obtained by doping carbon nanotubes (CNTs) with different concentrations into PbO2 electrodes by electrochemical deposition. Scanning electron microscopy (SEM), energy disp...
CNT-PbO2 composite electrodes with high stability and catalytic activity were obtained by doping carbon nanotubes (CNTs) with different concentrations into PbO2 electrodes by electrochemical deposition. Scanning electron microscopy (SEM), energy disp...
2021, 39(4): 57-63.
doi: 10.13205/j.hjgc.202104010
Abstract:
The combustion of coal releases a large amount of mercury into the atmosphere. In order to explore cost-effective mercury emission control methods, the hydrolysis experiment of CaCl2 crystal was carried out in a tubular furnace. Under certain tempera...
The combustion of coal releases a large amount of mercury into the atmosphere. In order to explore cost-effective mercury emission control methods, the hydrolysis experiment of CaCl2 crystal was carried out in a tubular furnace. Under certain tempera...
2021, 39(4): 64-71.
doi: 10.13205/j.hjgc.202104011
Abstract:
The objective of this work was to develop driving modes for a typical city in China and quantify its corresponding emissions. Using Chengdu as an example, twenty-six light-duty gasoline vehicles in compliance with the Phase V national emission standa...
The objective of this work was to develop driving modes for a typical city in China and quantify its corresponding emissions. Using Chengdu as an example, twenty-six light-duty gasoline vehicles in compliance with the Phase V national emission standa...
SEASONAL DIFFERENCE ANALYSIS OF THE RELATIONSHIP BETWEEN PM2.5 AND LAND USE: A CASE STUDY OF WEIFANG
2021, 39(4): 72-78.
doi: 10.13205/j.hjgc.202104012
Abstract:
With the acceleration of industrialization and urbanization, China's frequent occurrence of haze weather has seriously affected People's daily life and health. As an important part of haze, PM2.5 has become a hot issue. The type of land use can signi...
With the acceleration of industrialization and urbanization, China's frequent occurrence of haze weather has seriously affected People's daily life and health. As an important part of haze, PM2.5 has become a hot issue. The type of land use can signi...
2021, 39(4): 86-91.
doi: 10.13205/j.hjgc.202104014
Abstract:
The elemental chlorine in the incoming raw materials undergoes a series of migration and transformation in the blast furnace, mainly enters into the blast furnace gas in the form of hydrogen chloride (HCl), which will lead to system corrosion, subseq...
The elemental chlorine in the incoming raw materials undergoes a series of migration and transformation in the blast furnace, mainly enters into the blast furnace gas in the form of hydrogen chloride (HCl), which will lead to system corrosion, subseq...
2021, 39(4): 92-99.
doi: 10.13205/j.hjgc.202104015
Abstract:
The diversity analysis and identification of a newly isolated kitchen-waste (KW) degrading microbial flora CCJ-Bac-1 were carried out. CCJ-Bac-1 was dominated by Bacillus spp., including B. velezensis, B. badius, B. thermopylovorans, Paenibacillus pu...
The diversity analysis and identification of a newly isolated kitchen-waste (KW) degrading microbial flora CCJ-Bac-1 were carried out. CCJ-Bac-1 was dominated by Bacillus spp., including B. velezensis, B. badius, B. thermopylovorans, Paenibacillus pu...
2021, 39(4): 100-106.
doi: 10.13205/j.hjgc.202104016
Abstract:
With the implementation of waste sorting policy in China, efficient utilization of organic waste becomes a great challenge in China. In this paper, continuous experiments on anaerobic digestions of kitchen waste, fruit and vegetable waste and garden ...
With the implementation of waste sorting policy in China, efficient utilization of organic waste becomes a great challenge in China. In this paper, continuous experiments on anaerobic digestions of kitchen waste, fruit and vegetable waste and garden ...
2021, 39(4): 107-114.
doi: 10.13205/j.hjgc.202104017
Abstract:
Carbon nanotubes (CNTs) have excellent physical and chemical properties, and wide application prospects in many fields. However, the high cost of raw materials limits its large-scale production and application. Waste plastics has huge annual yield, r...
Carbon nanotubes (CNTs) have excellent physical and chemical properties, and wide application prospects in many fields. However, the high cost of raw materials limits its large-scale production and application. Waste plastics has huge annual yield, r...
RESEARCH PROGRESS ON RECOVERY OF CATHODE MATERIAL FROM SPENT LITHIUM-ION BATTERIES BY PYROMETALLURGY
2021, 39(4): 115-122,146.
doi: 10.13205/j.hjgc.202104018
Abstract:
Due to the existence of valuable and hazardous materials, it is of great practical significance to carry out the recovery and regeneration of spent lithium-ion batteries with environment-friendly ways. With the characteristics of short treatment proc...
Due to the existence of valuable and hazardous materials, it is of great practical significance to carry out the recovery and regeneration of spent lithium-ion batteries with environment-friendly ways. With the characteristics of short treatment proc...
2021, 39(4): 123-127.
doi: 10.13205/j.hjgc.202104019
Abstract:
Acarbose produced a large amount of fermentation waste in the production process. At present, the incineration method is generally expensive, therefore an environmentally friendly and inexpensive treatment method is urgently needed for this treatment...
Acarbose produced a large amount of fermentation waste in the production process. At present, the incineration method is generally expensive, therefore an environmentally friendly and inexpensive treatment method is urgently needed for this treatment...
2021, 39(4): 128-133.
doi: 10.13205/j.hjgc.202104020
Abstract:
Prediction of generation rate of MSW is of great significance to its planning and subsequent disposal. Models in previous research were summarized into two categories:regression analysis models for large-scale prediction and time series models for sm...
Prediction of generation rate of MSW is of great significance to its planning and subsequent disposal. Models in previous research were summarized into two categories:regression analysis models for large-scale prediction and time series models for sm...
2021, 39(4): 140-146.
doi: 10.13205/j.hjgc.202104022
Abstract:
To resolve the problem of low hydrolysis rate of high-solid waste activated sludge during anaerobic digestion process, CaO was used to disintegrate high-solid sludge. Physical and chemical characters of sludge before and after alkaline pretreatment w...
To resolve the problem of low hydrolysis rate of high-solid waste activated sludge during anaerobic digestion process, CaO was used to disintegrate high-solid sludge. Physical and chemical characters of sludge before and after alkaline pretreatment w...
2021, 39(4): 147-155.
doi: 10.13205/j.hjgc.202104023
Abstract:
In this study, freezing/thawing pretreatment was adopted to disrupt sludge matrix in order to improve hydrolysis rate and degradation of organic matter in microbial electrolysis cell (MEC) feeding with excess sludge. The influence of freezing/thawing...
In this study, freezing/thawing pretreatment was adopted to disrupt sludge matrix in order to improve hydrolysis rate and degradation of organic matter in microbial electrolysis cell (MEC) feeding with excess sludge. The influence of freezing/thawing...
2021, 39(4): 156-163,155.
doi: 10.13205/j.hjgc.202104024
Abstract:
To reasonably evaluate the pollution potential of the landfill site and its impact on the surrounding groundwater environment, a landfill site in Shandong Province was selected as the research object. LPI index method and WQI index method were used t...
To reasonably evaluate the pollution potential of the landfill site and its impact on the surrounding groundwater environment, a landfill site in Shandong Province was selected as the research object. LPI index method and WQI index method were used t...
2021, 39(4): 164-173.
doi: 10.13205/j.hjgc.202104025
Abstract:
As sewage sludge production in China is increasing year by year, sewage sludge disposal is facing with severe challenges. Sewage sludge composting technology is a potential SS disposal method that in line with the concept of sustainable development. ...
As sewage sludge production in China is increasing year by year, sewage sludge disposal is facing with severe challenges. Sewage sludge composting technology is a potential SS disposal method that in line with the concept of sustainable development. ...
2021, 39(4): 174-179,186.
doi: 10.13205/j.hjgc.202104026
Abstract:
A pot experiment was carried out to study the effects of adding high polymer with strong acid resistance and traditional organic or inorganic passivator to passivate the heavy metal mercury in soil, and to explore its effect on the physical and chemi...
A pot experiment was carried out to study the effects of adding high polymer with strong acid resistance and traditional organic or inorganic passivator to passivate the heavy metal mercury in soil, and to explore its effect on the physical and chemi...
2021, 39(4): 180-186.
doi: 10.13205/j.hjgc.202104027
Abstract:
In this paper, a new method was proposed to guide the design and application of groundwater monitoring scheme based on the distribution characteristics of waste. Combined with the new technology of single well and multi-layer monitoring wells, the gr...
In this paper, a new method was proposed to guide the design and application of groundwater monitoring scheme based on the distribution characteristics of waste. Combined with the new technology of single well and multi-layer monitoring wells, the gr...
2021, 39(4): 187-194.
doi: 10.13205/j.hjgc.202104028
Abstract:
In order to understand the distribution characteristics of benzene series(BTEX) in the soil of a dye chemical pollution site in the middle reaches of the Yangtze River, 17 groundwater samples and 343 soil samples were determined. The results showed t...
In order to understand the distribution characteristics of benzene series(BTEX) in the soil of a dye chemical pollution site in the middle reaches of the Yangtze River, 17 groundwater samples and 343 soil samples were determined. The results showed t...
2021, 39(4): 195-200,194.
doi: 10.13205/j.hjgc.202104029
Abstract:
In-situ chemical oxidation remediation technology is a commonly used method to treat site contaminants. Persulfate(S2O82-), as a new remediation agent in situ chemical oxidation technology, is more stable, easier to be transfered and has a wide range...
In-situ chemical oxidation remediation technology is a commonly used method to treat site contaminants. Persulfate(S2O82-), as a new remediation agent in situ chemical oxidation technology, is more stable, easier to be transfered and has a wide range...
2021, 39(4): 201-205.
doi: 10.13205/j.hjgc.202104030
Abstract:
In-situ gas thermal desorption experiments were conducted on coking sites contaminated by benzene and PAHs. In this paper, the disposal effect and energy consumption of the secondary combustion of organic pollutants reached an optimal state by innova...
In-situ gas thermal desorption experiments were conducted on coking sites contaminated by benzene and PAHs. In this paper, the disposal effect and energy consumption of the secondary combustion of organic pollutants reached an optimal state by innova...
