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2021 Vol. 39, No. 8
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2021, 39(8): 1-6.
doi: 10.13205/j.hjgc.202108001
Abstract:
Hydrocyclone separators have advantages of high separation efficiency, simplicity, reliability and low cost, which has been widely used in various separation scenarios, especially in wastewater treatment in recent years. This article reviewed the ope...
Hydrocyclone separators have advantages of high separation efficiency, simplicity, reliability and low cost, which has been widely used in various separation scenarios, especially in wastewater treatment in recent years. This article reviewed the ope...
2021, 39(8): 7-14.
doi: 10.13205/j.hjgc.202108002
Abstract:
Plants play an important part in water treatment function of constructed wetlands, in order to in-depth study the mechanism of salt-tolerant plants in purifying salt water and the role of synergistic filler, Canna indica L., Spartina alterniflora Loi...
Plants play an important part in water treatment function of constructed wetlands, in order to in-depth study the mechanism of salt-tolerant plants in purifying salt water and the role of synergistic filler, Canna indica L., Spartina alterniflora Loi...
2021, 39(8): 15-24,33.
doi: 10.13205/j.hjgc.202108003
Abstract:
A CANON-MBBR system was used to treat the actual sludge-digestion wastewater, and stable operation control strategy of the system was investigated. The results showed that during the stable period, the ammonia nitrogen concentration in the effluent o...
A CANON-MBBR system was used to treat the actual sludge-digestion wastewater, and stable operation control strategy of the system was investigated. The results showed that during the stable period, the ammonia nitrogen concentration in the effluent o...
2021, 39(8): 25-33.
doi: 10.13205/j.hjgc.202108004
Abstract:
The coupling system of constructed wetland (CW) and microbial fuel cell (MFC) is a new type of bioelectrochemical system. The system has multi-function of wastewater treatment and biological power generation. This article combined the recent studies ...
The coupling system of constructed wetland (CW) and microbial fuel cell (MFC) is a new type of bioelectrochemical system. The system has multi-function of wastewater treatment and biological power generation. This article combined the recent studies ...
2021, 39(8): 34-44.
doi: 10.13205/j.hjgc.202108005
Abstract:
Phthalates (PAEs), as common environmental hormones in wastewater, are listed as "priority control pollutants" by many countries due to the great threat to human beings and organisms in water. A series of polyoxometalate-based materials (AgxH5-xPMo10...
Phthalates (PAEs), as common environmental hormones in wastewater, are listed as "priority control pollutants" by many countries due to the great threat to human beings and organisms in water. A series of polyoxometalate-based materials (AgxH5-xPMo10...
2021, 39(8): 45-54,61.
doi: 10.13205/j.hjgc.202108006
Abstract:
Partial nitrification-anammox(PN/A)process is considered to be a viable alternative to traditional nitrification-denitrification technology and become the mainstream nitrogen removal technology to achieve energy self-sufficiency in wastewater treatme...
Partial nitrification-anammox(PN/A)process is considered to be a viable alternative to traditional nitrification-denitrification technology and become the mainstream nitrogen removal technology to achieve energy self-sufficiency in wastewater treatme...
2021, 39(8): 55-61.
doi: 10.13205/j.hjgc.202108007
Abstract:
The treatment of pig raising wastewater by traditional anaerobic fermentation methods has some limitations for application such as low efficiency, long cycle length, and strict environmental requirements, which cannot treat pig raising wastewater wit...
The treatment of pig raising wastewater by traditional anaerobic fermentation methods has some limitations for application such as low efficiency, long cycle length, and strict environmental requirements, which cannot treat pig raising wastewater wit...
2021, 39(8): 62-68.
doi: 10.13205/j.hjgc.202108008
Abstract:
In order to study the migration, transformation and REDOX zoning of tri-nitrogen in subsurface flow zone driven by riverside mining, soil samples and water samples were collected from subsurface flow zone in different periods of riverside collection ...
In order to study the migration, transformation and REDOX zoning of tri-nitrogen in subsurface flow zone driven by riverside mining, soil samples and water samples were collected from subsurface flow zone in different periods of riverside collection ...
2021, 39(8): 69-76.
doi: 10.13205/j.hjgc.202108009
Abstract:
Qinzhou Gulf was selected as the research area because of frequently human activities. Seven heavy metals in surface sediments were studied by various methods. The results showed that the contents of As and Hg were higher than those in other similar ...
Qinzhou Gulf was selected as the research area because of frequently human activities. Seven heavy metals in surface sediments were studied by various methods. The results showed that the contents of As and Hg were higher than those in other similar ...
2021, 39(8): 77-87.
doi: 10.13205/j.hjgc.202108010
Abstract:
In recent years, the pollution status and removal technology of emerging organic pollutants received widespread attention. As the emerging organic pollutants cannot be effectively removed by traditional sewage treatment plants, they will enter the ec...
In recent years, the pollution status and removal technology of emerging organic pollutants received widespread attention. As the emerging organic pollutants cannot be effectively removed by traditional sewage treatment plants, they will enter the ec...
EXTRACTION OF HUMIC ACID AND BLACK CARBON AND THEIR ADSORPTION BEHAVIORS FOR PHENANTHRENE AND PYRENE
2021, 39(8): 88-92,107.
doi: 10.13205/j.hjgc.202108011
Abstract:
In this study, humic acid and black carbon were firstly extracted from river sediments, then characterized and analyzed by element analyzer, total organic carbon meter, scanning electron microscope and Zeta potential meter. The distribution behaviors...
In this study, humic acid and black carbon were firstly extracted from river sediments, then characterized and analyzed by element analyzer, total organic carbon meter, scanning electron microscope and Zeta potential meter. The distribution behaviors...
2021, 39(8): 93-98.
doi: 10.13205/j.hjgc.202108012
Abstract:
In view of the current situation of phosphorus pollution such as excessive phosphorus content in effluent of the secondary sedimentation tank of a sewage plant, a new material Fe3O4@CNF@Zn-BTC was synthesized for specific adsorption of phosphorus. It...
In view of the current situation of phosphorus pollution such as excessive phosphorus content in effluent of the secondary sedimentation tank of a sewage plant, a new material Fe3O4@CNF@Zn-BTC was synthesized for specific adsorption of phosphorus. It...
2021, 39(8): 99-107.
doi: 10.13205/j.hjgc.202108013
Abstract:
Groundwater is an important water resource for water supply, and the hydrochemistry is one of the key factors determining its availability. In this study, the southern near-suburb plain of Beijing was taken as an example, multiple approaches includin...
Groundwater is an important water resource for water supply, and the hydrochemistry is one of the key factors determining its availability. In this study, the southern near-suburb plain of Beijing was taken as an example, multiple approaches includin...
2021, 39(8): 108-112,233.
doi: 10.13205/j.hjgc.202108014
Abstract:
Pulsed electric field is mainly used in food and medical sterilization, and its widely recognized sterilization mechanism is electroporation theory. Based on that, the pulsed electric field at low voltage and frequency can not only change the permeab...
Pulsed electric field is mainly used in food and medical sterilization, and its widely recognized sterilization mechanism is electroporation theory. Based on that, the pulsed electric field at low voltage and frequency can not only change the permeab...
2021, 39(8): 113-118.
doi: 10.13205/j.hjgc.202108015
Abstract:
In this paper, the pulse-jet cleaning for filter cartridge dust collector was taken as the research object to investigate the influence of the peeling off of the dust cake on the pulse-jet cleaning performance. The numerical model of pulse-jet cleani...
In this paper, the pulse-jet cleaning for filter cartridge dust collector was taken as the research object to investigate the influence of the peeling off of the dust cake on the pulse-jet cleaning performance. The numerical model of pulse-jet cleani...
2021, 39(8): 119-124,130.
doi: 10.13205/j.hjgc.202108016
Abstract:
In order to accurately obtain the gas-liquid two-phase reaction characteristics of the two-stage series tower desulfurization system, the gas-liquid two-phase flow and heat transfer process in the spray section of the double tower series wet desulfur...
In order to accurately obtain the gas-liquid two-phase reaction characteristics of the two-stage series tower desulfurization system, the gas-liquid two-phase flow and heat transfer process in the spray section of the double tower series wet desulfur...
2021, 39(8): 125-130.
doi: 10.13205/j.hjgc.202108017
Abstract:
The process of zinc electrolysis produced a lot of harmful particles and acid mist, effective controlling of these particles and acid mist could improve the occupational health of workers in the workshop and the surrounding atmospheric environment. B...
The process of zinc electrolysis produced a lot of harmful particles and acid mist, effective controlling of these particles and acid mist could improve the occupational health of workers in the workshop and the surrounding atmospheric environment. B...
2021, 39(8): 131-135.
doi: 10.13205/j.hjgc.202108018
Abstract:
The changes in the load of coal-fired power plant units are closely related to the various parameters of the selective catalytic reduction (SCR) system (temperature, oxygen content, nitrogen oxide concentration, SO2/SO3 conversion rate), and the leve...
The changes in the load of coal-fired power plant units are closely related to the various parameters of the selective catalytic reduction (SCR) system (temperature, oxygen content, nitrogen oxide concentration, SO2/SO3 conversion rate), and the leve...
2021, 39(8): 136-140,149.
doi: 10.13205/j.hjgc.202108019
Abstract:
The high-density polyethylene (HDPE) film of the anti-seepage layer of the landfill is easily damaged during operation. The online monitoring technology is used to determine the leakage area. After the medium on the membrane removed, the loopholes ne...
The high-density polyethylene (HDPE) film of the anti-seepage layer of the landfill is easily damaged during operation. The online monitoring technology is used to determine the leakage area. After the medium on the membrane removed, the loopholes ne...
2021, 39(8): 141-149.
doi: 10.13205/j.hjgc.202108020
Abstract:
Anaerobic digestion is a kind of biological treatment technology that can realize the recycling of organic solid waste. But there are main problems such as low efficiency of acid production and methane production at present. Studies showed that the a...
Anaerobic digestion is a kind of biological treatment technology that can realize the recycling of organic solid waste. But there are main problems such as low efficiency of acid production and methane production at present. Studies showed that the a...
2021, 39(8): 150-155,216.
doi: 10.13205/j.hjgc.202108021
Abstract:
The utilization of waste resources can help solve many problems including environmental pollution and resource shortage. Due to the wide application and high added value of medium chain carboxylic acids(MCCAs),the chain elongation technology has attr...
The utilization of waste resources can help solve many problems including environmental pollution and resource shortage. Due to the wide application and high added value of medium chain carboxylic acids(MCCAs),the chain elongation technology has attr...
2021, 39(8): 156-164.
doi: 10.13205/j.hjgc.202108022
Abstract:
In this article, thermogrmetric analysis was used to study the pyrolysis characteristics of waste printed circuit boards (WPCBs) under different atmospheres (air and nitrogen) and with different catalysts (4A and 5A). Various comprehensive pyrolysis ...
In this article, thermogrmetric analysis was used to study the pyrolysis characteristics of waste printed circuit boards (WPCBs) under different atmospheres (air and nitrogen) and with different catalysts (4A and 5A). Various comprehensive pyrolysis ...
2021, 39(8): 165-172,226.
doi: 10.13205/j.hjgc.202108023
Abstract:
In order to further explore the impact of biochar on the change of available heavy metals in soil, this study mainly summarized the mechanism of biochar influencing available heavy metals from the two aspects of direct and indirect effects. The bioch...
In order to further explore the impact of biochar on the change of available heavy metals in soil, this study mainly summarized the mechanism of biochar influencing available heavy metals from the two aspects of direct and indirect effects. The bioch...
2021, 39(8): 173-178,187.
doi: 10.13205/j.hjgc.202108024
Abstract:
In this paper, the in-situ electrothermal desorption remediation technology was applied to a polycyclic aromatic hydrocarbon (PAHs) contaminated site in East China. The changes of key parameters such as heating temperature, heating time and gas phase...
In this paper, the in-situ electrothermal desorption remediation technology was applied to a polycyclic aromatic hydrocarbon (PAHs) contaminated site in East China. The changes of key parameters such as heating temperature, heating time and gas phase...
2021, 39(8): 179-187.
doi: 10.13205/j.hjgc.202108025
Abstract:
The charring process and mechanism of traditional charring materials such as coke, activated carbon and biochar have been studied thoroughly. Charring reaction during soil thermal treatment process has an important influence on soil reuse. However, l...
The charring process and mechanism of traditional charring materials such as coke, activated carbon and biochar have been studied thoroughly. Charring reaction during soil thermal treatment process has an important influence on soil reuse. However, l...
2021, 39(8): 188-196.
doi: 10.13205/j.hjgc.202108026
Abstract:
In order to explore the degree of biodegradation and analyze the possibility of microbial remediation in the heterogeneous site contaminated by petroleum hydrocarbon, the upstream zone of the Chaobai River was selected as a typical research area. Und...
In order to explore the degree of biodegradation and analyze the possibility of microbial remediation in the heterogeneous site contaminated by petroleum hydrocarbon, the upstream zone of the Chaobai River was selected as a typical research area. Und...
2021, 39(8): 197-202,44.
doi: 10.13205/j.hjgc.202108027
Abstract:
As a typical sponge city infrastructure, permeable pavement has produced various environmental benefits such as urban rainwater reduction and water quality purification. However, in the process of material preparation, construction, maintenance and m...
As a typical sponge city infrastructure, permeable pavement has produced various environmental benefits such as urban rainwater reduction and water quality purification. However, in the process of material preparation, construction, maintenance and m...
2021, 39(8): 203-210,164.
doi: 10.13205/j.hjgc.202108028
Abstract:
Concentrations and speciation characteristics of arsenic and mercury in 40 surface soil samples around a gold mining area in Pinggu District of Beijing were determined. The pollution and ecological risk of arsenic and mercury were evaluated by the Ra...
Concentrations and speciation characteristics of arsenic and mercury in 40 surface soil samples around a gold mining area in Pinggu District of Beijing were determined. The pollution and ecological risk of arsenic and mercury were evaluated by the Ra...
2021, 39(8): 211-216.
doi: 10.13205/j.hjgc.202108029
Abstract:
Taking the leftover plot after the relocation of an abandoned dye factory in Jiangsu Province as the research object, the Nemero comprehensive pollution index method was used to assess the pollution degree of organic pollutants on the site, and the k...
Taking the leftover plot after the relocation of an abandoned dye factory in Jiangsu Province as the research object, the Nemero comprehensive pollution index method was used to assess the pollution degree of organic pollutants on the site, and the k...
2021, 39(8): 217-226.
doi: 10.13205/j.hjgc.202108030
Abstract:
In view of the lack of literature in monitoring of CO2 leakage into groundwater and the demand of the monitoring of CO2-EOR and storage projects in the Loess Tableland Region in the Ordos Basin, in this study, based on comprehensive characterization ...
In view of the lack of literature in monitoring of CO2 leakage into groundwater and the demand of the monitoring of CO2-EOR and storage projects in the Loess Tableland Region in the Ordos Basin, in this study, based on comprehensive characterization ...
2021, 39(8): 227-233.
doi: 10.13205/j.hjgc.202108031
Abstract:
Flow is one of the important indicators for online monitoring of rural sewage treatment facilities. Based on the conductive characteristics of rural domestic sewage, this study explored a new method for online monitoring the flow of rural domestic se...
Flow is one of the important indicators for online monitoring of rural sewage treatment facilities. Based on the conductive characteristics of rural domestic sewage, this study explored a new method for online monitoring the flow of rural domestic se...
