Use method of cathodic protection research device stimulating flowing seawater flow velocity

A cathodic protection and flow rate technology, applied in the field of electrochemical detection, can solve the problems of complicated pipe flow design, and achieve the effects of low cost, simple production and simple operation

Inactive Publication Date: 2016-06-01
TIANJIN UNIV
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Problems solved by technology

[0004] The purpose of the present invention is to overcome the deficiencies of the prior art, to provide a device for simulating metal cathodic protection research under different flow rates, to overcome the defects of rotary low flow rate simulation and the design complexity of pipe flow, and to realize flow rate simulations of different sizes to carry out Cathodic protection test, simple device and operation

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  • Use method of cathodic protection research device stimulating flowing seawater flow velocity
  • Use method of cathodic protection research device stimulating flowing seawater flow velocity
  • Use method of cathodic protection research device stimulating flowing seawater flow velocity

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Embodiment Construction

[0027] The technical solutions of the present invention will be further described below in conjunction with specific embodiments.

[0028] as attached figure 1 As shown, the cathodic protection research device for simulating the dynamic seawater flow rate is composed of a flow rate simulation device, an electrochemical experiment device, and a flow rate measurement device, among which:

[0029] The flow rate simulation device includes a water tank, a pump, a water suction pipe, an outlet pipe and an outer casing; the water outlet port of the water suction pipe is connected to the pump, and the water inlet port of the water suction pipe is arranged in the water tank; the water inlet port of the water outlet pipe is connected to the water tank. The pump is connected, and the water outlet port of the outlet pipe is set in the water tank, and is fixedly connected with the water inlet port of the outer casing; the water outlet port of the outer casing is arranged at the central pos...

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Abstract

The invention discloses a use method of a cathodic protection research device stimulating the flowing seawater flowing seawater flow velocity.The device is composed of a flow velocity simulator, an electrochemical experimental device and a flow velocity determinator, the flow velocity simulator utilizes matching of a pump, a suction pipe, a water outlet pipe and an outer sleeve, and the flow velocity simulator obtains the stable flow velocity in an electrochemical measurement zone, the flow velocity determinator composed of a U-shaped pressure meter and a pitot tube determines the flow velocity, and meanwhile the electrochemical experimental device obtains the electrochemical property of a sample in the electrochemical measurement zone.According to the technical scheme, making is easy, the cost is low, and operation is easy.According to the use method of the cathodic protection research device stimulating the flowing seawater flowing seawater flow velocity, electrochemical experiments at the flow velocity of 0-20 m / s can be simulated, the washing process only aims at a working electrode, a reference electrode cannot be made unstable, and a cathodic protection experiment is conducted on typical marine steel by washing at different angles and different flow velocities.

Description

[0001] The application of the present invention is a divisional application of the parent application "Chodic Protection Research Device for Simulating Dynamic Seawater Flow Velocity and Its Application". The application number of the parent application is 2014105157432, and the filing date of the parent application is September 29, 2014. technical field [0002] The invention belongs to the technical field of electrochemical detection, and more specifically relates to a cathodic protection research device for simulating dynamic seawater flow velocity and its application in electrochemical detection of metal marine corrosion behavior. Background technique [0003] In recent years, the losses caused by marine corrosion have been increasing, and the annual maintenance costs for ships and offshore drilling platforms have become higher and higher. Research on the protection of marine corrosion is imminent. However, most of the current research on seawater corrosion is limited to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N27/416
CPCG01N27/416
Inventor 高志明刘晓玉修妍刘永长余黎明
Owner TIANJIN UNIV
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