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Device for measuring breakthrough sulphur capacity and using method thereof

A technology of sulfur capacity and hydrogen sulfide, which is applied in the direction of chemical analysis by precipitation, can solve the problems of reducing the accuracy of measurement results, complicated operation, etc., and achieves the effect of mild operating conditions, simple measurement process, and simplified measurement process.

Inactive Publication Date: 2010-06-02
BEIJING SJ ENVIRONMENTAL PROTECTION & NEW MATERIAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0013] For this reason, the technical problem to be solved by the present invention lies in: the operation is cumbersome in the measurement process of the breakthrough sulfur capacity in the prior art, and it is easy to be affected by the operation process, which reduces the accuracy of the measurement results. Device for measuring breakthrough sulfur capacity with simple process and high accuracy of breakthrough sulfur capacity measurement, and method for measuring the breakthrough sulfur capacity of desulfurizing agent using the device

Method used

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  • Device for measuring breakthrough sulphur capacity and using method thereof
  • Device for measuring breakthrough sulphur capacity and using method thereof
  • Device for measuring breakthrough sulphur capacity and using method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0051] Weigh 1.0g (accurate to 0.001g), approximately 160 mesh JX-1 type desulfurizer sample, then fill the desulfurizer into the glass reactor 23 and ensure that the filling is uniform and compacted, and the desulfurizer particles after filling The aspect ratio in the reactor 23 is about 4, and then the two ends of the reactor are filled with cotton, and then the reactor 23, the mixed gas cylinder 21 containing hydrogen sulfide, and the needle-type The valve 22, the hydrogen sulfide detector 24 and the wet gas flow meter 25 are connected through pipelines and ensure airtightness. Wherein the concentration of the silver nitrate solution in the hydrogen sulfide detector 24 is 0.01mol / L. The volume content of hydrogen sulfide in the mixed gas provided by steel cylinder 21 is 3.8%.

[0052] Open the valve of steel cylinder 21 and adjust the outlet pressure to 0.2Mpa, open the needle valve 22 and control the airspeed to 200h -1 , the wet gas flow meter 25 starts to record data. ...

Embodiment 2

[0054] Weigh 1.0g (accurate to 0.001g), about 120 mesh JX-3C type desulfurizer sample, then fill the desulfurizer into the glass reactor 23 and ensure that the filling is uniform and compacted, and the desulfurizer particles after filling The aspect ratio in the reactor 23 is about 6, and the two ends of the reactor are filled with chemical fiber cotton, and then the reactor 23, the mixed gas delivery pipeline 21 containing hydrogen sulfide are provided according to the order of each part in the device. The rotameter 22, the hydrogen sulfide detector 24 and the wet gas flowmeter 25 are connected through pipelines to ensure airtightness. Wherein the concentration of the silver nitrate solution in the hydrogen sulfide detector 24 is 0.1mol / L. The volume content of hydrogen sulfide in the mixed gas provided by the mixed gas delivery pipeline 21 is 4.0%.

[0055] Open the valve of the mixed gas delivery pipeline 21 and adjust the outlet pressure to 0.2Mpa, open the needle valve o...

Embodiment 3

[0057] Weigh 1.0g (accurate to 0.001g), about 100 mesh 4D-1 type desulfurizer samples, then fill the desulfurizer into the glass reactor 23 and ensure that the filling is uniform and compacted, and the desulfurizer particles after filling The height-to-diameter ratio in the reactor 23 is about 5, and then the two ends of the reactor are filled with hemp fiber, and then the reactor 23, the mixed gas cylinder 21 that contains hydrogen sulfide, and the rotor are provided according to the order of each part in the device. The flowmeter 22, the hydrogen sulfide detector 24 and the wet gas flowmeter 25 are connected through pipelines and ensure airtightness. Wherein the concentration of the silver nitrate solution in the hydrogen sulfide detector 24 is 0.05mol / L. The volume content of hydrogen sulfide in the mixed gas provided by steel cylinder 21 is 4.2%.

[0058] Open the valve of steel cylinder 21 and adjust the outlet pressure to 0.2Mpa, the needle valve 22 and control the airs...

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Abstract

The invention relates to a device for measuring the breakthrough sulphur capacity, which comprises a reactor, a gas supply source connected with one end of the reactor, a wet gas flow meter connected with the other end of the reactor, a valve arranged between the gas supply source and the reactor, and a hydrogen sulfide detector, wherein the hydrogen sulfide detector is arranged between the reactor and the wet gas flow meter and contains solution of silver nitrate. The invention also relates to a method for measuring the breakthrough sulphur capacity of a desulfurizing agent by using the device. The device is simple in design, the method for measuring the breakthrough sulphur capacity is simple, and the accuracy for measuring the breakthrough sulphur capacity is high.

Description

technical field [0001] The invention belongs to the field of measuring the breakthrough sulfur capacity of a desulfurizing agent under normal temperature conditions, and in particular relates to a device and a method for measuring the breakthrough sulfur capacity of a desulfurizing agent under normal temperature. Background technique [0002] At present, with the continuous emergence of different types of desulfurizers, the desulfurization effect of desulfurizers has been greatly improved. There are also some methods for measuring the breakthrough sulfur capacity at home and abroad, which are used to measure the breakthrough sulfur capacity of desulfurizers. The following is an introduction to several commonly used methods for the determination of breakthrough sulfur capacity: [0003] Aldrin method, using Aldrin (MgO / Na 2 CO 3 The mass ratio is 2) mixed with the desulfurization agent sample and placed in the crucible, then covered with a certain amount of aldrin, and then...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N31/02
Inventor 马肖飞刘振义孙国双
Owner BEIJING SJ ENVIRONMENTAL PROTECTION & NEW MATERIAL CO LTD
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