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2023 Vol. 41, No. 6
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2023, 41(6): 1-8,16.
doi: 10.13205/j.hjgc.202306001
Abstract:
Spartina alterniflora is one of the most harmful alien invasive species in the coastal areas of China. It is of great significance to explore efficient and feasible control technology of S. alterniflora to protect the intertidal ecological environmen...
Spartina alterniflora is one of the most harmful alien invasive species in the coastal areas of China. It is of great significance to explore efficient and feasible control technology of S. alterniflora to protect the intertidal ecological environmen...
2023, 41(6): 9-16.
doi: 10.13205/j.hjgc.202306002
Abstract:
The article analyzes water and soil erosion, soil desertification, wetland degradation, and human activities in the Yellow River Delta region from 2015 to 2020, based on various satellite remote sensing data and other auxiliary data. The results show...
The article analyzes water and soil erosion, soil desertification, wetland degradation, and human activities in the Yellow River Delta region from 2015 to 2020, based on various satellite remote sensing data and other auxiliary data. The results show...
2023, 41(6): 17-22,31.
doi: 10.13205/j.hjgc.202306003
Abstract:
In the treatment of high salt wastewater emitted from the coal chemical industry in the Yellow River basin, the falling film evaporation technology was widely used, due to its advantages of high heat transfer coefficient, short material residence tim...
In the treatment of high salt wastewater emitted from the coal chemical industry in the Yellow River basin, the falling film evaporation technology was widely used, due to its advantages of high heat transfer coefficient, short material residence tim...
2023, 41(6): 23-31.
doi: 10.13205/j.hjgc.202306004
Abstract:
Soil organic carbon is a major carbon pool in tidal wetland ecosystems. By dividing the level of the tidal creek and calculating its morphological characteristic index, the spatial distribution characteristics of the typical tidal creek system were a...
Soil organic carbon is a major carbon pool in tidal wetland ecosystems. By dividing the level of the tidal creek and calculating its morphological characteristic index, the spatial distribution characteristics of the typical tidal creek system were a...
2023, 41(6): 32-37,70.
doi: 10.13205/j.hjgc.202306005
Abstract:
To investigate the effect of microbial electrolysis cells on the nitrification and denitrification performance of constructed wetlands, vertical flow constructed wetland-microbial electrolysis cell systems with closed circuit operation (VFCW-MEC) and...
To investigate the effect of microbial electrolysis cells on the nitrification and denitrification performance of constructed wetlands, vertical flow constructed wetland-microbial electrolysis cell systems with closed circuit operation (VFCW-MEC) and...
2023, 41(6): 38-46.
doi: 10.13205/j.hjgc.202306006
Abstract:
The Yellow River Basin is China's important ecological barrier and economic zone. The comprehensive utilization of solid waste has a significant synergy effect on saving resources and reducing carbon emissions, and at the same time can ensure the eco...
The Yellow River Basin is China's important ecological barrier and economic zone. The comprehensive utilization of solid waste has a significant synergy effect on saving resources and reducing carbon emissions, and at the same time can ensure the eco...
2023, 41(6): 47-53,156.
doi: 10.13205/j.hjgc.202306007
Abstract:
Rural domestic sewage treatment (i.e. RDST) is of great significance for promoting ecological protection and high-quality development of the Yellow River Basin. Taking the counties in the Yellow River Basin as the basic statistical units, the rates o...
Rural domestic sewage treatment (i.e. RDST) is of great significance for promoting ecological protection and high-quality development of the Yellow River Basin. Taking the counties in the Yellow River Basin as the basic statistical units, the rates o...
2023, 41(6): 54-61.
doi: 10.13205/j.hjgc.202306008
Abstract:
Carrying out ecological protection and restoration of mountain-river-forest-farmland-lake-grassland is not only an important part of optimizing the ecological pattern and stabilizing the ecosystem and a powerful initiative to omnidirectionally implem...
Carrying out ecological protection and restoration of mountain-river-forest-farmland-lake-grassland is not only an important part of optimizing the ecological pattern and stabilizing the ecosystem and a powerful initiative to omnidirectionally implem...
2023, 41(6): 62-70.
doi: 10.13205/j.hjgc.202306009
Abstract:
The early hydration kinetics of cementitious filling materials is an important prerequisite for reasonable designed ratios. In this paper, the early hydration exothermic condition of fly ash paste filling materials (FPFM) with different CaCl2 concent...
The early hydration kinetics of cementitious filling materials is an important prerequisite for reasonable designed ratios. In this paper, the early hydration exothermic condition of fly ash paste filling materials (FPFM) with different CaCl2 concent...
2023, 41(6): 71-75,91.
doi: 10.13205/j.hjgc.202306010
Abstract:
Compared with the conventional treatment methods of sludge, the thermal alkali decomposition treatment was a preferred technology because of the high value-added protein products obtained. In this investigation, the mixture material from thermal alka...
Compared with the conventional treatment methods of sludge, the thermal alkali decomposition treatment was a preferred technology because of the high value-added protein products obtained. In this investigation, the mixture material from thermal alka...
2023, 41(6): 76-81,108.
doi: 10.13205/j.hjgc.202306011
Abstract:
To study the possibility of simultaneous dewatering and decontamination of dredged sediment by electro-Fenton, an electro-Fenton experimental (EF) device was constructed with self-produced hydrogen peroxide carbon black modified carbon felt (CB-CF) a...
To study the possibility of simultaneous dewatering and decontamination of dredged sediment by electro-Fenton, an electro-Fenton experimental (EF) device was constructed with self-produced hydrogen peroxide carbon black modified carbon felt (CB-CF) a...
2023, 41(6): 82-91.
doi: 10.13205/j.hjgc.202306012
Abstract:
The thermal stability and material transformation characteristics of organic waste treated by vermicomposting were investigated with campus kitchen waste assisted by campus green waste, wasted paper and sawdust. The results indicated that vermicompos...
The thermal stability and material transformation characteristics of organic waste treated by vermicomposting were investigated with campus kitchen waste assisted by campus green waste, wasted paper and sawdust. The results indicated that vermicompos...
2023, 41(6): 92-100.
doi: 10.13205/j.hjgc.202306013
Abstract:
Because of the high salinity and complex composition, high-salt landfill leachate has a strong inhibitory effect on microorganisms, which is difficult to treat directly by traditional biotechnologies. This study used modified basalt fiber (MBF) as th...
Because of the high salinity and complex composition, high-salt landfill leachate has a strong inhibitory effect on microorganisms, which is difficult to treat directly by traditional biotechnologies. This study used modified basalt fiber (MBF) as th...
EFFECT OF REDOX CONDITION AND MICROBIAL ACTION ON HEAVY METALS TRANSFORMATION IN RESERVOIR SEDIMENTS
2023, 41(6): 101-108.
doi: 10.13205/j.hjgc.202306014
Abstract:
In order to explore the migration and transformation mechanism of heavy metals between sediment and water interface, we took the surface sediment of a reservoir in Northwest China as the research object. By controlling redox conditions, an indoor sim...
In order to explore the migration and transformation mechanism of heavy metals between sediment and water interface, we took the surface sediment of a reservoir in Northwest China as the research object. By controlling redox conditions, an indoor sim...
2023, 41(6): 109-116.
doi: 10.13205/j.hjgc.202306015
Abstract:
Aiming at the design and optimization problem of gap height of base slot in the internal components of the biofluidized bed, the effects of different aeration intensities and different gap heights on liquid phase velocity, turbulent kinetic energy an...
Aiming at the design and optimization problem of gap height of base slot in the internal components of the biofluidized bed, the effects of different aeration intensities and different gap heights on liquid phase velocity, turbulent kinetic energy an...
2023, 41(6): 117-123,150.
doi: 10.13205/j.hjgc.202306016
Abstract:
Schwertmannite (Sch) presents high catalytic properties potential for phenol oxidation in a Fenton-like mechanism, because of its unique combination of Fe composition and structure characteristics. In this study, Sch was fabricated as a heterogeneous...
Schwertmannite (Sch) presents high catalytic properties potential for phenol oxidation in a Fenton-like mechanism, because of its unique combination of Fe composition and structure characteristics. In this study, Sch was fabricated as a heterogeneous...
2023, 41(6): 124-131,186.
doi: 10.13205/j.hjgc.202306017
Abstract:
To explore the effects of hyperthermophilic pretreatment on the maturity and bacterial community of putrescible waste composting, using putrescible waste and straw as raw materials, two treatments were set up:conventional composting (CC) and hyperthe...
To explore the effects of hyperthermophilic pretreatment on the maturity and bacterial community of putrescible waste composting, using putrescible waste and straw as raw materials, two treatments were set up:conventional composting (CC) and hyperthe...
2023, 41(6): 132-142,173.
doi: 10.13205/j.hjgc.202306018
Abstract:
Bimetallic nickel-iron nanoparticles were supported on mesoporous alumina in order to improve their dispersion performance, suspension ability and mobility in groundwater, as well as aqueous dechlorination reactivity and reactive longevity toward chl...
Bimetallic nickel-iron nanoparticles were supported on mesoporous alumina in order to improve their dispersion performance, suspension ability and mobility in groundwater, as well as aqueous dechlorination reactivity and reactive longevity toward chl...
2023, 41(6): 143-150.
doi: 10.13205/j.hjgc.202306019
Abstract:
The common treatment equipment includes cyanobacteria magnetic capture vessels, pressurized cyanobacterial control vessels, submersible pressure cyanobacteria controllers and combined cyanobacteria water separation devices. The application of equipme...
The common treatment equipment includes cyanobacteria magnetic capture vessels, pressurized cyanobacterial control vessels, submersible pressure cyanobacteria controllers and combined cyanobacteria water separation devices. The application of equipme...
2023, 41(6): 151-156.
doi: 10.13205/j.hjgc.202306020
Abstract:
In this paper, foamed self-insulating blocks were prepared using fly ash sintered ceramsite as the main lightweight aggregate. The influence of the ratio of fly ash sintered ceramsite on the mechanical properties and thermal conductivity of the insul...
In this paper, foamed self-insulating blocks were prepared using fly ash sintered ceramsite as the main lightweight aggregate. The influence of the ratio of fly ash sintered ceramsite on the mechanical properties and thermal conductivity of the insul...
2023, 41(6): 157-165,221.
doi: 10.13205/j.hjgc.202306021
Abstract:
Accurate prediction of ozone and PM2.5 concentration can provide a scientific basis for the prevention and control of photochemical pollution. However, the prediction accuracy of the existing ozone and PM2.5 concentration prediction models is still n...
Accurate prediction of ozone and PM2.5 concentration can provide a scientific basis for the prevention and control of photochemical pollution. However, the prediction accuracy of the existing ozone and PM2.5 concentration prediction models is still n...
2023, 41(6): 166-173.
doi: 10.13205/j.hjgc.202306022
Abstract:
With the rapid development of urbanization, the impervious area increased markedly. The detention tank is one of the important measures to alleviate urban flooding. However, the application of detention tanks faces many problems, such as the unreason...
With the rapid development of urbanization, the impervious area increased markedly. The detention tank is one of the important measures to alleviate urban flooding. However, the application of detention tanks faces many problems, such as the unreason...
2023, 41(6): 174-180.
doi: 10.13205/j.hjgc.202306023
Abstract:
Aiming to reduce the energy consumption of the secondary pumping station, this study made full use of the regulation and storage function of the low-level water tank in the secondary water supply system, and built an optimal scheduling model for the ...
Aiming to reduce the energy consumption of the secondary pumping station, this study made full use of the regulation and storage function of the low-level water tank in the secondary water supply system, and built an optimal scheduling model for the ...
2023, 41(6): 181-186.
doi: 10.13205/j.hjgc.202306024
Abstract:
The sludge yield of 12 water purification plants in L District of Shenzhen from 2016 to 2020 was investigated. The results showed that the sludge yield ranged from 0.51 to 2.66 t DS/104 m3, and its average value showed an increasing trend. In most ca...
The sludge yield of 12 water purification plants in L District of Shenzhen from 2016 to 2020 was investigated. The results showed that the sludge yield ranged from 0.51 to 2.66 t DS/104 m3, and its average value showed an increasing trend. In most ca...
2023, 41(6): 187-193,209.
doi: 10.13205/j.hjgc.202306025
Abstract:
Taking the typical small and medium-sized rivers of the plain river network area in Jiashan County of Zhejiang Province as the study area, the water quality index (WQI) method was used for water quality assessment, according to monthly monitoring dat...
Taking the typical small and medium-sized rivers of the plain river network area in Jiashan County of Zhejiang Province as the study area, the water quality index (WQI) method was used for water quality assessment, according to monthly monitoring dat...
2023, 41(6): 194-201,258.
doi: 10.13205/j.hjgc.202306026
Abstract:
The layout of construction waste recycling facilities is the key to the construction of waste recycling network. In order to realize the multi-cycle consideration of facility location layout, a time-sharing evolution planning method was proposed, whi...
The layout of construction waste recycling facilities is the key to the construction of waste recycling network. In order to realize the multi-cycle consideration of facility location layout, a time-sharing evolution planning method was proposed, whi...
2023, 41(6): 202-209.
doi: 10.13205/j.hjgc.202306027
Abstract:
In order to reveal the changing law of water resources carrying capacity (WRCC) in Kunming and provide decision support for regional water resources allocation and sustainable utilization, this paper constructed a comprehensive evaluation model of WR...
In order to reveal the changing law of water resources carrying capacity (WRCC) in Kunming and provide decision support for regional water resources allocation and sustainable utilization, this paper constructed a comprehensive evaluation model of WR...
2023, 41(6): 210-221.
doi: 10.13205/j.hjgc.202306028
Abstract:
Microbial growth significantly affects water safety in drinking water distribution systems, where microorganisms are mainly found in biofilms. In recent years, with the development of high-throughput genetic sequencing, more and more attention has be...
Microbial growth significantly affects water safety in drinking water distribution systems, where microorganisms are mainly found in biofilms. In recent years, with the development of high-throughput genetic sequencing, more and more attention has be...
2023, 41(6): 222-232.
doi: 10.13205/j.hjgc.202306029
Abstract:
Anaerobic digestion is one of the most effective strategies for resource utilization and harmless disposal of food waste. However, the high levels of heterologous substances in food waste might exhibit negative impacts on these systems. This work mai...
Anaerobic digestion is one of the most effective strategies for resource utilization and harmless disposal of food waste. However, the high levels of heterologous substances in food waste might exhibit negative impacts on these systems. This work mai...
2023, 41(6): 233-238.
doi: 10.13205/j.hjgc.202306030
Abstract:
As a set of complex discrete systems, we need to establish and simulate mathematical models with different complexity to predict and study the properties of environmental systems. These computational experiments typically require a combination of dis...
As a set of complex discrete systems, we need to establish and simulate mathematical models with different complexity to predict and study the properties of environmental systems. These computational experiments typically require a combination of dis...
2023, 41(6): 239-247.
doi: 10.13205/j.hjgc.202306031
Abstract:
High salinity wastewater is difficult to treat. The membrane method is widely paid attention to due to its low cost, small footprint, and convenient process operation. Metal-organic framework nanomaterials (MOFs) have tunable nanochannels, high speci...
High salinity wastewater is difficult to treat. The membrane method is widely paid attention to due to its low cost, small footprint, and convenient process operation. Metal-organic framework nanomaterials (MOFs) have tunable nanochannels, high speci...
2023, 41(6): 248-258.
doi: 10.13205/j.hjgc.202306032
Abstract:
Due to the low grade of domestic iron ore, sintered ore has become an essential raw material in steel production. However, iron ore powder sintering emits a large amount of flue gas containing dust, S, N oxides and other pollutants, which is an impor...
Due to the low grade of domestic iron ore, sintered ore has become an essential raw material in steel production. However, iron ore powder sintering emits a large amount of flue gas containing dust, S, N oxides and other pollutants, which is an impor...
