CN210532075U - Ultra supercritical boiler safety valve control air source optimization system - Google Patents
Ultra supercritical boiler safety valve control air source optimization system Download PDFInfo
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- CN210532075U CN210532075U CN201920878449.6U CN201920878449U CN210532075U CN 210532075 U CN210532075 U CN 210532075U CN 201920878449 U CN201920878449 U CN 201920878449U CN 210532075 U CN210532075 U CN 210532075U
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Abstract
The utility model belongs to the technical field of thermal power generation, in particular to an ultra supercritical boiler safety valve control air source optimization system, which comprises an instrument air storage tank, an instrument air source pipeline, a high-pressure safety valve and a first air compressor, wherein one end of the instrument air storage tank is connected with the high-pressure safety valve through a pipeline, the other end of the gas storage tank for the instrument is connected with a first air compressor through a connecting pipe, the gas inlet end of the first air compressor is connected with a gas source pipeline for the instrument through a pipeline, a second air compressor is arranged on one side of the first air compressor and is communicated with the connecting pipe through a pipeline, the other side of the second air compressor is provided with an air storage tank which is connected with an instrument air source pipeline through a pipeline, the air compressor machine has the advantages that non-stop accidents caused by air suction failure are reduced, the service life of the equipment is guaranteed, and the operation safety and stability are improved.
Description
Technical Field
The utility model belongs to the technical field of thermal power, concretely relates to ultra supercritical boiler relief valve control air supply optimization system.
Background
An original ultra-supercritical boiler Boppd & Reuther safety valve control air source system is a Shao 'er air compressor (model WP121L) made in America, although a control air source of a high-pressure safety valve of the air compressor is 1.3-1.6 MPa, annual maintenance cost of the air compressor is 15 ten thousand yuan, the price is too high, and the ultra-supercritical unit high-pressure safety valve control air source (Shao' er air compressor) in the thermal power industry is high in exhaust temperature during operation in summer and is frequently subjected to alarm and trip, so that the problem of unstable air source control pressure is caused.
SUMMERY OF THE UTILITY MODEL
The prior art is difficult to satisfy people's needs, in order to solve the above-mentioned problem that exists, the utility model provides an ultra supercritical boiler relief valve control air supply optimizing system.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an ultra supercritical boiler relief valve control air supply optimization system, includes gas holder for the appearance, the air supply pipeline for the appearance, high pressure relief valve and first air compressor machine, gas holder one end for the appearance is passed through the pipeline and is connected with high pressure relief valve, and the gas holder other end for the appearance passes through the connecting pipe and is connected with first air compressor machine, first air compressor machine inlet end passes through the pipeline and is connected with gas source pipeline for the appearance, first air compressor machine one side is equipped with the second air compressor machine, the second air compressor machine passes through pipeline and connecting pipe intercommunication, second air compressor machine opposite side is equipped with the gas holder, the gas holder with pass through pipeline and instrument with air supply pipeline connection.
Preferably, the first air compressor is a model of WP121L shao air compressor manufactured by usa, the second air compressor is a model of VWZ260 air compressor manufactured by dinier energy-saving technology (shanghai) ltd, and the air storage tank is a model of 1.0/1.6 air storage tank.
Preferably, the pipeline and the connecting pipe positioned on one side of the first air compressor are provided with valves.
Compared with the prior art, the beneficial effects of the utility model are that:
the method has the advantages that a set of pipeline air compressor (namely, a second air compressor) is newly added from a steam source pipeline for the boiler instrument, the quality (pressure and purity) of instrument gas is improved and perfected, the requirement of a gas source for braking a safety valve cylinder is met and met, the safe and stable operation of a unit is guaranteed, after the pipeline supercharging air compressor (namely, the second air compressor) is newly added and gas is taken from the steam source pipeline for the instrument, the maintenance frequency and times of an original inlet air compressor (namely, the first air compressor) are reduced, the cost is reduced, meanwhile, the occurrence of non-stop accidents caused by air compressor faults of sucking the atmosphere is also reduced, the service life of equipment is guaranteed, and the operation safety and stability are improved;
the design that parallelly connected admit air of first air compressor machine and second air compressor machine makes first air compressor machine can regard as spare resource, can reduce the maintenance frequency and the number of times of first air compressor machine, but also can regard as reserve to prevent that the unexpected condition from taking place, can in time use, guarantee the stability of whole operation.
Drawings
Fig. 1 is a schematic view of the overall connection provided by the present invention;
the reference numbers in the figures illustrate: 1-an air storage tank for instruments, 2-a first air compressor, 3-a connecting pipe, 4-a second air compressor, 5-an air storage tank, 6-an air source pipeline for instruments, 7-a valve and 8-a high-pressure safety valve.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
It should be noted that, in the present invention, when an element is referred to as being "fixed" to another element, it may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1, the system for optimizing the control gas source of the safety valve of the ultra-supercritical boiler comprises an instrument gas storage tank 1, an instrument gas source pipeline 6, a high-pressure safety valve 8 and a first air compressor 2, wherein one end of the instrument gas storage tank 1 is connected with the high-pressure safety valve 6 through a pipeline, the other end of the instrument gas storage tank 1 is connected with the first air compressor 2 through a connecting pipe 3, the gas inlet end of the first air compressor 2 is connected with the instrument gas source pipeline 6 through a pipeline, a second air compressor 4 is arranged on one side of the first air compressor 2, the second air compressor 4 is communicated with the connecting pipe 3 through a pipeline, a gas storage tank 5 is arranged on the other side of the second air compressor 4, and the gas storage tank 5 is connected with the instrument gas source.
Further, the first air compressor 2 is a type of WP121L shao er air compressor manufactured in the united states, the second air compressor 4 is a type of VWZ260 air compressor manufactured by daniel energy-saving technology (shanghai) gmbh, and the air storage tank 5 is a type of 1.0/1.6 air storage tank.
Further, the pipeline and be located first air compressor machine 2 one side all be equipped with valve 7 on the connecting pipe 3.
The gas source pipeline 6 for the instrument, the gas storage tank 1 for the instrument and the high-pressure safety valve 8 are all the prior art applied in the field of thermal power generation, and therefore, the application is not described in a too large way.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides an ultra supercritical boiler relief valve control air supply optimization system, includes gas holder for the appearance, gas source pipeline for the appearance, high pressure relief valve and first air compressor machine, gas holder one end for the appearance is passed through the pipeline and is connected with high pressure relief valve, and the gas holder other end for the appearance passes through the connecting pipe and is connected with first air compressor machine, first air compressor machine inlet end passes through pipeline and gas source pipeline for the appearance and is connected its characterized in that: first air compressor machine one side is equipped with the second air compressor machine, second air compressor machine exhaust end passes through pipeline and connecting pipe middle part intercommunication, second air compressor machine opposite side is equipped with the gas holder, the gas holder inlet end with pass through pipeline and instrument with air supply pipe connection.
2. The ultra supercritical boiler safety valve controlled air supply optimization system of claim 1, characterized by: the pipeline and be located first air compressor machine one side all be equipped with the valve on the connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920878449.6U CN210532075U (en) | 2019-06-12 | 2019-06-12 | Ultra supercritical boiler safety valve control air source optimization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920878449.6U CN210532075U (en) | 2019-06-12 | 2019-06-12 | Ultra supercritical boiler safety valve control air source optimization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210532075U true CN210532075U (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920878449.6U Active CN210532075U (en) | 2019-06-12 | 2019-06-12 | Ultra supercritical boiler safety valve control air source optimization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210532075U (en) |
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2019
- 2019-06-12 CN CN201920878449.6U patent/CN210532075U/en active Active
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