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Intelligent simulation device and experimental method for bottom mud pollution process and control

A technology for controlling intelligent and analog devices, which is applied in the direction of electrical program control, measuring devices, and program control in sequence/logic controllers. Problems such as automatic collection function and low efficiency of online detection of environmental parameters

Active Publication Date: 2022-07-29
CHINESE RES ACAD OF ENVIRONMENTAL SCI
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002]The technical problems that need to be solved urgently in the existing sediment / water interface pollutant environmental process simulation device include: (1) The sediment / water interface environmental condition parameter control function is limited , unable to achieve precise control of various environmental parameters on the interface; (2) does not have the functions of online detection of various water quality indicators and environmental parameters and automatic collection of water samples; (3) lack of intelligent control system, manual operation of the simulation device, low efficiency, It is impossible to display process parameters and monitoring data change curves in real time, as well as continuous operation for multiple consecutive days (more than 60 days) and automatic storage of real-time data

Method used

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  • Intelligent simulation device and experimental method for bottom mud pollution process and control
  • Intelligent simulation device and experimental method for bottom mud pollution process and control
  • Intelligent simulation device and experimental method for bottom mud pollution process and control

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Embodiment 1

[0071] like Figure 1-1 to Figure 9 As shown, this embodiment provides an intelligent simulation device for sediment pollution process and control. In the figure, the device symbols are explained:

[0072] Peristaltic Pump: Submersible pump: valve: The electromagnetic valve: Three-way valve: Four-way valve: Sampling Cup: Dosing device: PLC, integrated circuits, strong and weak currents and circuit boards:

[0073] The intelligent simulation device for sediment pollution process and control in this embodiment can accurately control various environmental conditions at the sediment / water interface, monitor interface environmental parameters and water quality parameters in real time, and automatically collect water samples; this embodiment can realize automation, visualization, and intelligence. Modularization and modularization, real-time online monitoring of water environment parameters and water quality indicators of experimental tank water and offline monitor...

Embodiment 2

[0115] Based on the simulation device of this embodiment, the experiments corresponding to the "Study on the mechanism of migration and release of ammonia nitrogen / nitrate nitrogen / phosphorus in anoxic sediments in lakes and evaluation of endogenous load" can be carried out; the experiments mainly include: (1) Simulate the sediment / water interface of the device Regulation of environmental conditions; (2) Test of sediment / water interface based on DGT (Gradient Diffusion Thin Film) and Peeper device; (3) Migration and release mechanism of sediment ammonia nitrogen / nitrate / phosphorus and endogenous load assessment; the details include the following step:

[0116] (1) Collection of sediment and water samples: The sediment and water used in the simulation experiments were obtained from Dali Lake, Inner Mongolia Autonomous Region, China. The sampling boat uses a grab sampler to collect 200L of Dali Lake sediment, and a bucket to collect 800L of water; then the sediment and water sam...

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Abstract

The invention discloses a bottom mud pollution process and control intelligent simulation device and an experiment method, and relates to the technical field of bottom mud pollution experiments, the bottom mud pollution process and control intelligent simulation device comprises an experiment water tank, and the experiment water tank is connected with a water inlet tank and a backflow water tank; the system comprises a wave making system, an illumination system, a dosing system and an aeration system. The environment condition parameter on-line monitor can be used for measuring water body environment parameters on line; the on-line water quality index analyzer is used for monitoring water quality indexes of the water body in real time; the automatic water sample sampling device is used for automatically collecting a water sample according to a single-time or circulating mode; the off-line analyzer can be used for measuring the water quality index or sediment physicochemical index of the collected water sample; and the automatic control module is used for automatically controlling all the devices. The invention further provides an experimental method based on the bottom mud pollution process and control intelligent simulation device. The device has the characteristics of automation, visualization, intelligence, modularization and the like, and realizes simulation of multiple sediment / water interface nitrogen and phosphorus environmental processes and research and development verification of a sediment pollution control technology.

Description

technical field [0001] The invention relates to the technical field of sediment pollution experiments, in particular to an intelligent simulation device and an experimental method for the sediment pollution process and control. Background technique [0002] The technical problems that the existing sediment / water interface pollutant environmental process simulation devices need to be solved urgently include: (1) The control function of the environmental condition parameters of the sediment / water interface is limited, and the precise control of various environmental parameters of the interface cannot be realized; (2) It does not have the functions of online detection of various water quality indicators and environmental parameters and automatic collection of water samples; (3) lack of intelligent control system, manual operation of simulation devices, low efficiency, unable to display process parameters and monitoring data change curves in real time, and continuous multi-day (...

Claims

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Application Information

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IPC IPC(8): G01N33/18G01N30/72G01N30/02G01N27/626G01N27/30G01N27/06G01N21/64G01N15/02G01N33/543G05B19/05
CPCG01N33/18G01N33/1806G01N27/06G01N30/02G01N30/72G01N27/626G01N15/0205G01N27/30G01N21/6428G01N21/643G05B19/054G01N33/543
Inventor 姜霞吴志皓王书航陈俊伊王坤蔡青
Owner CHINESE RES ACAD OF ENVIRONMENTAL SCI
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